cosmetic fixes to debug output + phasing out printf() in favour of logging system...
authoroharboe <oharboe@b42882b7-edfa-0310-969c-e2dbd0fdcd60>
Sun, 24 Feb 2008 17:10:48 +0000 (17:10 +0000)
committeroharboe <oharboe@b42882b7-edfa-0310-969c-e2dbd0fdcd60>
Sun, 24 Feb 2008 17:10:48 +0000 (17:10 +0000)
git-svn-id: svn://svn.berlios.de/openocd/trunk@326 b42882b7-edfa-0310-969c-e2dbd0fdcd60

src/flash/s3c2440_nand.c
src/helper/log.c
src/jtag/ep93xx.c
src/jtag/ft2232.c
src/xsvf/xsvf.c

index fd19719..1390a3f 100644 (file)
-/* src/flash/s3c2440_nand.c
- *
- * S3C2440 OpenOCD NAND Flash controller support.
- *
- * Copyright 2007,2008 Ben Dooks <ben@fluff.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * Many thanks to Simtec Electronics for sponsoring this work.
- */
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include "replacements.h"
-#include "log.h"
-
-#include <stdlib.h>
-#include <string.h>
-
-#include "nand.h"
-#include "s3c24xx_nand.h"
-#include "target.h"
-
-int s3c2440_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct nand_device_s *device);
-int s3c2440_init(struct nand_device_s *device);
-int s3c2440_nand_ready(struct nand_device_s *device, int timeout);
-
-nand_flash_controller_t s3c2440_nand_controller =
-{
-       .name                   = "s3c2440",
-       .nand_device_command    = s3c2440_nand_device_command,
-       .register_commands      = s3c24xx_register_commands,
-       .init                   = s3c2440_init,
-       .reset                  = s3c24xx_reset,
-       .command                = s3c24xx_command,
-       .address                = s3c24xx_address,
-       .write_data             = s3c24xx_write_data,
-       .read_data              = s3c24xx_read_data,
-       .write_page             = s3c24xx_write_page,
-       .read_page              = s3c24xx_read_page,
-       .write_block_data       = s3c2440_write_block_data,
-       .read_block_data        = s3c2440_read_block_data,
-       .controller_ready       = s3c24xx_controller_ready,
-       .nand_ready             = s3c2440_nand_ready,
-};
-
-int s3c2440_nand_device_command(struct command_context_s *cmd_ctx, char *cmd,
-                               char **args, int argc,
-                               struct nand_device_s *device)
-{
-       s3c24xx_nand_controller_t *info;
-       
-       info = s3c24xx_nand_device_command(cmd_ctx, cmd, args, argc, device);
-       if (info == NULL) {
-               return ERROR_NAND_DEVICE_INVALID;
-       }
-
-       /* fill in the address fields for the core device */
-       info->cmd = S3C2440_NFCMD;
-       info->addr = S3C2440_NFADDR;
-       info->data = S3C2440_NFDATA;
-       info->nfstat = S3C2440_NFSTAT;
-               
-       return ERROR_OK;
-}
-
-int s3c2440_init(struct nand_device_s *device)
-{
-       s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv;
-       target_t *target = s3c24xx_info->target;
-       u32 version;
-
-       target_write_u32(target, S3C2410_NFCONF,
-                        S3C2440_NFCONF_TACLS(3) |
-                        S3C2440_NFCONF_TWRPH0(7) |
-                        S3C2440_NFCONF_TWRPH1(7));
-
-       target_write_u32(target, S3C2440_NFCONT,
-                        S3C2440_NFCONT_INITECC | S3C2440_NFCONT_ENABLE);
-
-       return ERROR_OK;
-}
-
-int s3c2440_nand_ready(struct nand_device_s *device, int timeout)
-{
-       s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv;
-       target_t *target = s3c24xx_info->target;
-       u8 status;
-
-       if (target->state != TARGET_HALTED) {
-               ERROR("target must be halted to use S3C24XX NAND flash controller");
-               return ERROR_NAND_OPERATION_FAILED;
-       }
-       
-       do {            
-               target_read_u8(target, s3c24xx_info->nfstat, &status);
-               
-               if (status & S3C2440_NFSTAT_READY)
-                       return 1;
-
-               usleep(1000);
-       } while (timeout-- > 0);
-
-
-       return 0;
-}
-
-/* use the fact we can read/write 4 bytes in one go via a single 32bit op */
-
-int s3c2440_read_block_data(struct nand_device_s *device, u8 *data, int data_size)
-{
-       s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv;
-       target_t *target = s3c24xx_info->target;
-       u32 nfdata = s3c24xx_info->data;
-       u32 tmp;
-
-       printf("%s: reading data: %p, %p, %d\n", __func__, device, data, data_size);
-
-       if (target->state != TARGET_HALTED) {
-               ERROR("target must be halted to use S3C24XX NAND flash controller");
-               return ERROR_NAND_OPERATION_FAILED;
-       }
-
-       while (data_size >= 4) {          
-               target_read_u32(target, nfdata, &tmp);
-
-               data[0] = tmp;
-               data[1] = tmp >> 8;
-               data[2] = tmp >> 16;
-               data[3] = tmp >> 24;
-
-               data_size -= 4;
-               data += 4;
-       }
-
-       while (data_size > 0) {
-               target_read_u8(target, nfdata, data);
-
-               data_size -= 1;
-               data += 1;
-       }
-
-       return ERROR_OK;
-}
-
-int s3c2440_write_block_data(struct nand_device_s *device, u8 *data, int data_size)
-{
-       s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv;
-       target_t *target = s3c24xx_info->target;
-       u32 nfdata = s3c24xx_info->data;
-       u32 tmp;
-
-       if (target->state != TARGET_HALTED) {
-               ERROR("target must be halted to use S3C24XX NAND flash controller");
-               return ERROR_NAND_OPERATION_FAILED;
-       }
-
-       while (data_size >= 4) {          
-               tmp = le_to_h_u32(data);
-               target_write_u32(target, nfdata, tmp);
-
-               data_size -= 4;
-               data += 4;
-       }
-
-       while (data_size > 0) {
-               target_write_u8(target, nfdata, *data);
-
-               data_size -= 1;
-               data += 1;
-       }
-
-       return ERROR_OK;
-}
+/* src/flash/s3c2440_nand.c\r
+ *\r
+ * S3C2440 OpenOCD NAND Flash controller support.\r
+ *\r
+ * Copyright 2007,2008 Ben Dooks <ben@fluff.org>\r
+ *\r
+ * This program is free software; you can redistribute it and/or modify\r
+ * it under the terms of the GNU General Public License as published by\r
+ * the Free Software Foundation; either version 2 of the License, or\r
+ * (at your option) any later version.\r
+ *\r
+ * Many thanks to Simtec Electronics for sponsoring this work.\r
+ */\r
+\r
+#ifdef HAVE_CONFIG_H\r
+#include "config.h"\r
+#endif\r
+\r
+#include "replacements.h"\r
+#include "log.h"\r
+\r
+#include <stdlib.h>\r
+#include <string.h>\r
+\r
+#include "nand.h"\r
+#include "s3c24xx_nand.h"\r
+#include "target.h"\r
+\r
+int s3c2440_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct nand_device_s *device);\r
+int s3c2440_init(struct nand_device_s *device);\r
+int s3c2440_nand_ready(struct nand_device_s *device, int timeout);\r
+\r
+nand_flash_controller_t s3c2440_nand_controller =\r
+{\r
+       .name                   = "s3c2440",\r
+       .nand_device_command    = s3c2440_nand_device_command,\r
+       .register_commands      = s3c24xx_register_commands,\r
+       .init                   = s3c2440_init,\r
+       .reset                  = s3c24xx_reset,\r
+       .command                = s3c24xx_command,\r
+       .address                = s3c24xx_address,\r
+       .write_data             = s3c24xx_write_data,\r
+       .read_data              = s3c24xx_read_data,\r
+       .write_page             = s3c24xx_write_page,\r
+       .read_page              = s3c24xx_read_page,\r
+       .write_block_data       = s3c2440_write_block_data,\r
+       .read_block_data        = s3c2440_read_block_data,\r
+       .controller_ready       = s3c24xx_controller_ready,\r
+       .nand_ready             = s3c2440_nand_ready,\r
+};\r
+\r
+int s3c2440_nand_device_command(struct command_context_s *cmd_ctx, char *cmd,\r
+                               char **args, int argc,\r
+                               struct nand_device_s *device)\r
+{\r
+       s3c24xx_nand_controller_t *info;\r
+       \r
+       info = s3c24xx_nand_device_command(cmd_ctx, cmd, args, argc, device);\r
+       if (info == NULL) {\r
+               return ERROR_NAND_DEVICE_INVALID;\r
+       }\r
+\r
+       /* fill in the address fields for the core device */\r
+       info->cmd = S3C2440_NFCMD;\r
+       info->addr = S3C2440_NFADDR;\r
+       info->data = S3C2440_NFDATA;\r
+       info->nfstat = S3C2440_NFSTAT;\r
+               \r
+       return ERROR_OK;\r
+}\r
+\r
+int s3c2440_init(struct nand_device_s *device)\r
+{\r
+       s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv;\r
+       target_t *target = s3c24xx_info->target;\r
+       u32 version;\r
+\r
+       target_write_u32(target, S3C2410_NFCONF,\r
+                        S3C2440_NFCONF_TACLS(3) |\r
+                        S3C2440_NFCONF_TWRPH0(7) |\r
+                        S3C2440_NFCONF_TWRPH1(7));\r
+\r
+       target_write_u32(target, S3C2440_NFCONT,\r
+                        S3C2440_NFCONT_INITECC | S3C2440_NFCONT_ENABLE);\r
+\r
+       return ERROR_OK;\r
+}\r
+\r
+int s3c2440_nand_ready(struct nand_device_s *device, int timeout)\r
+{\r
+       s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv;\r
+       target_t *target = s3c24xx_info->target;\r
+       u8 status;\r
+\r
+       if (target->state != TARGET_HALTED) {\r
+               ERROR("target must be halted to use S3C24XX NAND flash controller");\r
+               return ERROR_NAND_OPERATION_FAILED;\r
+       }\r
+       \r
+       do {            \r
+               target_read_u8(target, s3c24xx_info->nfstat, &status);\r
+               \r
+               if (status & S3C2440_NFSTAT_READY)\r
+                       return 1;\r
+\r
+               usleep(1000);\r
+       } while (timeout-- > 0);\r
+\r
+\r
+       return 0;\r
+}\r
+\r
+/* use the fact we can read/write 4 bytes in one go via a single 32bit op */\r
+\r
+int s3c2440_read_block_data(struct nand_device_s *device, u8 *data, int data_size)\r
+{\r
+       s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv;\r
+       target_t *target = s3c24xx_info->target;\r
+       u32 nfdata = s3c24xx_info->data;\r
+       u32 tmp;\r
+\r
+       INFO("%s: reading data: %p, %p, %d\n", __func__, device, data, data_size);\r
+\r
+       if (target->state != TARGET_HALTED) {\r
+               ERROR("target must be halted to use S3C24XX NAND flash controller");\r
+               return ERROR_NAND_OPERATION_FAILED;\r
+       }\r
+\r
+       while (data_size >= 4) {          \r
+               target_read_u32(target, nfdata, &tmp);\r
+\r
+               data[0] = tmp;\r
+               data[1] = tmp >> 8;\r
+               data[2] = tmp >> 16;\r
+               data[3] = tmp >> 24;\r
+\r
+               data_size -= 4;\r
+               data += 4;\r
+       }\r
+\r
+       while (data_size > 0) {\r
+               target_read_u8(target, nfdata, data);\r
+\r
+               data_size -= 1;\r
+               data += 1;\r
+       }\r
+\r
+       return ERROR_OK;\r
+}\r
+\r
+int s3c2440_write_block_data(struct nand_device_s *device, u8 *data, int data_size)\r
+{\r
+       s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv;\r
+       target_t *target = s3c24xx_info->target;\r
+       u32 nfdata = s3c24xx_info->data;\r
+       u32 tmp;\r
+\r
+       if (target->state != TARGET_HALTED) {\r
+               ERROR("target must be halted to use S3C24XX NAND flash controller");\r
+               return ERROR_NAND_OPERATION_FAILED;\r
+       }\r
+\r
+       while (data_size >= 4) {          \r
+               tmp = le_to_h_u32(data);\r
+               target_write_u32(target, nfdata, tmp);\r
+\r
+               data_size -= 4;\r
+               data += 4;\r
+       }\r
+\r
+       while (data_size > 0) {\r
+               target_write_u8(target, nfdata, *data);\r
+\r
+               data_size -= 1;\r
+               data += 1;\r
+       }\r
+\r
+       return ERROR_OK;\r
+}\r
index b2f31dc..7b7c914 100644 (file)
-/***************************************************************************
- *   Copyright (C) 2005 by Dominic Rath                                    *
- *   Dominic.Rath@gmx.de                                                   *
- *                                                                         *
- *   This program is free software; you can redistribute it and/or modify  *
- *   it under the terms of the GNU General Public License as published by  *
- *   the Free Software Foundation; either version 2 of the License, or     *
- *   (at your option) any later version.                                   *
- *                                                                         *
- *   This program is distributed in the hope that it will be useful,       *
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
- *   GNU General Public License for more details.                          *
- *                                                                         *
- *   You should have received a copy of the GNU General Public License     *
- *   along with this program; if not, write to the                         *
- *   Free Software Foundation, Inc.,                                       *
- *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
- ***************************************************************************/
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include "log.h"
-#include "configuration.h"
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <stdarg.h>
-#include <time.h>
-
-int debug_level = -1;
-
-static FILE* log_output;
-
-static void *privData;
-static logCallback callback;
-
-void log_setCallback(logCallback c, void *p)
-{
-       callback = c;
-       privData = p;
-}
-
-static char *log_strings[5] = 
-{
-       "User:  ",
-       "Error:  ",
-       "Warning:",
-       "Info:   ",
-       "Debug:  "
-};
-
-void log_printf(enum log_levels level, const char *file, int line, const char *function, const char *format, ...)
-{
-       static int count = 0;
-       count++;
-       va_list args;
-       char buffer[512];
-
-       if (level > debug_level)
-               return;
-
-       va_start(args, format);
-       vsnprintf(buffer, 512, format, args);
-
-       char *f = strrchr(file, '/');
-       if (f != NULL)
-               file = f + 1;
-
-       if (debug_level >= LOG_DEBUG)
-       {
-               /* print with count and time information */
-               fprintf(log_output, "%s %d %ld %s:%d %s(): %s\n", log_strings[level+1], count, time(NULL), file, line, function, buffer);
-       }
-       else
-       {
-               /* do not print count and time */
-               fprintf(log_output, "%s %s:%d %s(): %s\n", log_strings[level+1], file, line, function, buffer);
-       }
-
-       fflush(log_output);
-       
-       va_end(args);
-
-       /* Never forward LOG_DEBUG, too verbose and they can be found in the log if need be */
-       if (callback && (level <= LOG_INFO))
-       {
-               va_start(args, format);
-               callback(privData, file, line, function, format, args);
-               va_end(args);
-       }
-}
-
-/* change the current debug level on the fly
- * 0: only ERRORS
- * 1: + WARNINGS
- * 2: + INFORMATIONAL MSGS
- * 3: + DEBUG MSGS
- */
-int handle_debug_level_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
-       if (argc == 0)
-               command_print(cmd_ctx, "debug_level: %i", debug_level);
-
-       if (argc > 0)
-               debug_level = strtoul(args[0], NULL, 0);
-
-       if (debug_level < 0)
-               debug_level = 0;
-
-       if (debug_level > 3)
-               debug_level = 3;
-
-       return ERROR_OK;
-}
-
-int handle_log_output_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
-       if (argc == 1)
-       {
-               FILE* file = fopen(args[0], "w");
-               
-               if (file)
-               {
-                       log_output = file;
-               }
-       }
-
-       return ERROR_OK;
-}
-
-int log_register_commands(struct command_context_s *cmd_ctx)
-{
-       register_command(cmd_ctx, NULL, "log_output", handle_log_output_command,
-               COMMAND_ANY, "redirect logging to <file> (default: stderr)");
-       register_command(cmd_ctx, NULL, "debug_level", handle_debug_level_command,
-               COMMAND_ANY, "adjust debug level <0-3>");
-
-       return ERROR_OK;
-}
-
-int log_init(struct command_context_s *cmd_ctx)
-{
-       /* set defaults for daemon configuration, if not set by cmdline or cfgfile */
-       if (debug_level == -1)
-               debug_level = LOG_INFO;
-       
-       if (log_output == NULL)
-       {
-               log_output = stderr;
-       }
-       
-       return ERROR_OK;
-}
-       
-int set_log_output(struct command_context_s *cmd_ctx, FILE *output)
-{
-       log_output = output;
-       return ERROR_OK;
-}
-
-/* return allocated string w/printf() result */
-char *allocPrintf(const char *fmt, va_list ap)
-{
-       char *string = NULL;
-       
-       /* start by 0 to exercise all the code paths. Need minimum 2 bytes to
-        * fit 1 char and 0 terminator. */
-       int size = 0;
-       int first = 1;
-       for (;;)
-       {
-               if ((string == NULL) || (!first))
-               {
-                       size = size * 2 + 2;
-                       char *t = string;
-                       string = realloc(string, size);
-                       if (string == NULL)
-                       {
-                               if (t != NULL)
-                                       free(t);
-                               return NULL;
-                       }
-               }
-       
-           int ret;
-           ret = vsnprintf(string, size, fmt, ap);
-           /* NB! The result of the vsnprintf() might be an *EMPTY* string! */
-           if ((ret >= 0) && ((ret + 1) < size))
-           {
-               return string;
-           }
-           /* there was just enough or not enough space, allocate more. */
-           first = 0;
-       }
-}
+/***************************************************************************\r
+ *   Copyright (C) 2005 by Dominic Rath                                    *\r
+ *   Dominic.Rath@gmx.de                                                   *\r
+ *                                                                         *\r
+ *   This program is free software; you can redistribute it and/or modify  *\r
+ *   it under the terms of the GNU General Public License as published by  *\r
+ *   the Free Software Foundation; either version 2 of the License, or     *\r
+ *   (at your option) any later version.                                   *\r
+ *                                                                         *\r
+ *   This program is distributed in the hope that it will be useful,       *\r
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *\r
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *\r
+ *   GNU General Public License for more details.                          *\r
+ *                                                                         *\r
+ *   You should have received a copy of the GNU General Public License     *\r
+ *   along with this program; if not, write to the                         *\r
+ *   Free Software Foundation, Inc.,                                       *\r
+ *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *\r
+ ***************************************************************************/\r
+#ifdef HAVE_CONFIG_H\r
+#include "config.h"\r
+#endif\r
+\r
+#include "log.h"\r
+#include "configuration.h"\r
+\r
+#include <stdio.h>\r
+#include <stdlib.h>\r
+#include <string.h>\r
+#include <stdarg.h>\r
+#include <time.h>\r
+\r
+int debug_level = -1;\r
+\r
+static FILE* log_output;\r
+\r
+static void *privData;\r
+static logCallback callback;\r
+\r
+void log_setCallback(logCallback c, void *p)\r
+{\r
+       callback = c;\r
+       privData = p;\r
+}\r
+\r
+static char *log_strings[5] = \r
+{\r
+       "User:   ",\r
+       "Error:  ",\r
+       "Warning:",\r
+       "Info:   ",\r
+       "Debug:  "\r
+};\r
+\r
+void log_printf(enum log_levels level, const char *file, int line, const char *function, const char *format, ...)\r
+{\r
+       static int count = 0;\r
+       count++;\r
+       va_list args;\r
+       char buffer[512];\r
+\r
+       if (level > debug_level)\r
+               return;\r
+\r
+       va_start(args, format);\r
+       vsnprintf(buffer, 512, format, args);\r
+\r
+       char *f = strrchr(file, '/');\r
+       if (f != NULL)\r
+               file = f + 1;\r
+\r
+       if (debug_level >= LOG_DEBUG)\r
+       {\r
+               /* print with count and time information */\r
+               fprintf(log_output, "%s %d %ld %s:%d %s(): %s\n", log_strings[level+1], count, time(NULL), file, line, function, buffer);\r
+       }\r
+       else\r
+       {\r
+               /* do not print count and time */\r
+               fprintf(log_output, "%s %s:%d %s(): %s\n", log_strings[level+1], file, line, function, buffer);\r
+       }\r
+\r
+       fflush(log_output);\r
+       \r
+       va_end(args);\r
+\r
+       /* Never forward LOG_DEBUG, too verbose and they can be found in the log if need be */\r
+       if (callback && (level <= LOG_INFO))\r
+       {\r
+               va_start(args, format);\r
+               callback(privData, file, line, function, format, args);\r
+               va_end(args);\r
+       }\r
+}\r
+\r
+/* change the current debug level on the fly\r
+ * 0: only ERRORS\r
+ * 1: + WARNINGS\r
+ * 2: + INFORMATIONAL MSGS\r
+ * 3: + DEBUG MSGS\r
+ */\r
+int handle_debug_level_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+       if (argc == 0)\r
+               command_print(cmd_ctx, "debug_level: %i", debug_level);\r
+\r
+       if (argc > 0)\r
+               debug_level = strtoul(args[0], NULL, 0);\r
+\r
+       if (debug_level < 0)\r
+               debug_level = 0;\r
+\r
+       if (debug_level > 3)\r
+               debug_level = 3;\r
+\r
+       return ERROR_OK;\r
+}\r
+\r
+int handle_log_output_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+       if (argc == 1)\r
+       {\r
+               FILE* file = fopen(args[0], "w");\r
+               \r
+               if (file)\r
+               {\r
+                       log_output = file;\r
+               }\r
+       }\r
+\r
+       return ERROR_OK;\r
+}\r
+\r
+int log_register_commands(struct command_context_s *cmd_ctx)\r
+{\r
+       register_command(cmd_ctx, NULL, "log_output", handle_log_output_command,\r
+               COMMAND_ANY, "redirect logging to <file> (default: stderr)");\r
+       register_command(cmd_ctx, NULL, "debug_level", handle_debug_level_command,\r
+               COMMAND_ANY, "adjust debug level <0-3>");\r
+\r
+       return ERROR_OK;\r
+}\r
+\r
+int log_init(struct command_context_s *cmd_ctx)\r
+{\r
+       /* set defaults for daemon configuration, if not set by cmdline or cfgfile */\r
+       if (debug_level == -1)\r
+               debug_level = LOG_INFO;\r
+       \r
+       if (log_output == NULL)\r
+       {\r
+               log_output = stderr;\r
+       }\r
+       \r
+       return ERROR_OK;\r
+}\r
+       \r
+int set_log_output(struct command_context_s *cmd_ctx, FILE *output)\r
+{\r
+       log_output = output;\r
+       return ERROR_OK;\r
+}\r
+\r
+/* return allocated string w/printf() result */\r
+char *allocPrintf(const char *fmt, va_list ap)\r
+{\r
+       char *string = NULL;\r
+       \r
+       /* start by 0 to exercise all the code paths. Need minimum 2 bytes to\r
+        * fit 1 char and 0 terminator. */\r
+       int size = 0;\r
+       int first = 1;\r
+       for (;;)\r
+       {\r
+               if ((string == NULL) || (!first))\r
+               {\r
+                       size = size * 2 + 2;\r
+                       char *t = string;\r
+                       string = realloc(string, size);\r
+                       if (string == NULL)\r
+                       {\r
+                               if (t != NULL)\r
+                                       free(t);\r
+                               return NULL;\r
+                       }\r
+               }\r
+       \r
+           int ret;\r
+           ret = vsnprintf(string, size, fmt, ap);\r
+           /* NB! The result of the vsnprintf() might be an *EMPTY* string! */\r
+           if ((ret >= 0) && ((ret + 1) < size))\r
+           {\r
+               return string;\r
+           }\r
+           /* there was just enough or not enough space, allocate more. */\r
+           first = 0;\r
+       }\r
+}\r
index f2e176f..ebedfdf 100644 (file)
-/***************************************************************************
- *   Copyright (C) 2005 by Dominic Rath                                    *
- *   Dominic.Rath@gmx.de                                                   *
- *                                                                         *
- *   This program is free software; you can redistribute it and/or modify  *
- *   it under the terms of the GNU General Public License as published by  *
- *   the Free Software Foundation; either version 2 of the License, or     *
- *   (at your option) any later version.                                   *
- *                                                                         *
- *   This program is distributed in the hope that it will be useful,       *
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
- *   GNU General Public License for more details.                          *
- *                                                                         *
- *   You should have received a copy of the GNU General Public License     *
- *   along with this program; if not, write to the                         *
- *   Free Software Foundation, Inc.,                                       *
- *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
- ***************************************************************************/
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include "log.h"
-#include "jtag.h"
-#include "bitbang.h"
-
-#define TDO_BIT                1
-#define TDI_BIT                2
-#define TCK_BIT                4
-#define TMS_BIT                8
-#define TRST_BIT       16
-#define SRST_BIT       32
-#define VCC_BIT                64
-
-/* system includes */
-#include <string.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <sys/mman.h>
-#include <unistd.h>
-#include <fcntl.h>
-
-static u8 output_value = 0x0;
-static int dev_mem_fd;
-static void *gpio_controller;
-static volatile u8 *gpio_data_register;
-static volatile u8 *gpio_data_direction_register;
-
-/* low level command set
- */
-int ep93xx_read(void);
-void ep93xx_write(int tck, int tms, int tdi);
-void ep93xx_reset(int trst, int srst);
-
-int ep93xx_speed(int speed);
-int ep93xx_register_commands(struct command_context_s *cmd_ctx);
-int ep93xx_init(void);
-int ep93xx_quit(void);
-
-struct timespec ep93xx_zzzz;
-
-jtag_interface_t ep93xx_interface = 
-{
-       .name = "ep93xx",
-       
-       .execute_queue = bitbang_execute_queue,
-
-       .speed = ep93xx_speed,  
-       .register_commands = ep93xx_register_commands,
-       .init = ep93xx_init,
-       .quit = ep93xx_quit,
-};
-
-bitbang_interface_t ep93xx_bitbang =
-{
-       .read = ep93xx_read,
-       .write = ep93xx_write,
-       .reset = ep93xx_reset,
-       .blink = 0;
-};
-
-int ep93xx_read(void)
-{
-       return !!(*gpio_data_register & TDO_BIT);
-}
-
-void ep93xx_write(int tck, int tms, int tdi)
-{
-       if (tck)
-               output_value |= TCK_BIT;
-       else
-               output_value &= TCK_BIT;
-       
-       if (tms)
-               output_value |= TMS_BIT;
-       else
-               output_value &= TMS_BIT;
-       
-       if (tdi)
-               output_value |= TDI_BIT;
-       else
-               output_value &= TDI_BIT;
-
-       *gpio_data_register = output_value;
-       nanosleep(ep93xx_zzzz);
-}
-
-/* (1) assert or (0) deassert reset lines */
-void ep93xx_reset(int trst, int srst)
-{
-       if (trst == 0)
-               output_value |= TRST_BIT;
-       else if (trst == 1)
-               output_value &= TRST_BIT;
-
-       if (srst == 0)
-               output_value |= SRST_BIT;
-       else if (srst == 1)
-               output_value &= SRST_BIT;
-       
-       *gpio_data_register = output_value;
-       nanosleep(ep93xx_zzzz);
-}
-
-int ep93xx_speed(int speed)
-{
-       
-       return ERROR_OK;
-}
-
-int ep93xx_register_commands(struct command_context_s *cmd_ctx)
-{
-
-       return ERROR_OK;
-}
-
-static int set_gonk_mode(void)
-{
-       void *syscon;
-       u32 devicecfg;
-
-       syscon = mmap(NULL, 4096, PROT_READ | PROT_WRITE,
-                       MAP_SHARED, dev_mem_fd, 0x80930000);
-       if (syscon == MAP_FAILED) {
-               perror("mmap");
-               return ERROR_JTAG_INIT_FAILED;
-       }
-
-       devicecfg = *((volatile int *)(syscon + 0x80));
-       *((volatile int *)(syscon + 0xc0)) = 0xaa;
-       *((volatile int *)(syscon + 0x80)) = devicecfg | 0x08000000;
-
-       munmap(syscon, 4096);
-
-       return ERROR_OK;
-}
-
-int ep93xx_init(void)
-{
-       int ret;
-
-       bitbang_interface = &ep93xx_bitbang;    
-
-       ep93xx_zzzz.tv_sec = 0;
-       ep93xx_zzzz.tv_nsec = 10000000;
-
-       dev_mem_fd = open("/dev/mem", O_RDWR | O_SYNC);
-       if (dev_mem_fd < 0) {
-               perror("open");
-               return ERROR_JTAG_INIT_FAILED;
-       }
-
-       gpio_controller = mmap(NULL, 4096, PROT_READ | PROT_WRITE,
-                               MAP_SHARED, dev_mem_fd, 0x80840000);
-       if (gpio_controller == MAP_FAILED) {
-               perror("mmap");
-               close(dev_mem_fd);
-               return ERROR_JTAG_INIT_FAILED;
-       }
-
-       ret = set_gonk_mode();
-       if (ret != ERROR_OK) {
-               munmap(gpio_controller, 4096);
-               close(dev_mem_fd);
-               return ret;
-       }
-
-#if 0
-       /* Use GPIO port A.  */
-       gpio_data_register = gpio_controller + 0x00;
-       gpio_data_direction_register = gpio_controller + 0x10;
-
-
-       /* Use GPIO port B.  */
-       gpio_data_register = gpio_controller + 0x04;
-       gpio_data_direction_register = gpio_controller + 0x14;
-
-       /* Use GPIO port C.  */
-       gpio_data_register = gpio_controller + 0x08;
-       gpio_data_direction_register = gpio_controller + 0x18;
-
-       /* Use GPIO port D.  */
-       gpio_data_register = gpio_controller + 0x0c;
-       gpio_data_direction_register = gpio_controller + 0x1c;
-#endif
-
-       /* Use GPIO port C.  */
-       gpio_data_register = gpio_controller + 0x08;
-       gpio_data_direction_register = gpio_controller + 0x18;
-
-       printf("gpio_data_register      = %p\n", gpio_data_register);
-        printf("gpio_data_direction_reg = %p\n", gpio_data_direction_register); 
-       /*
-        * Configure bit 0 (TDO) as an input, and bits 1-5 (TDI, TCK
-        * TMS, TRST, SRST) as outputs.  Drive TDI and TCK low, and
-        * TMS/TRST/SRST high.
-        */
-       output_value = TMS_BIT | TRST_BIT | SRST_BIT | VCC_BIT;
-       *gpio_data_register = output_value;
-       nanosleep(ep93xx_zzzz);
-
-       /*
-        * Configure the direction register.  1 = output, 0 = input.
-        */
-       *gpio_data_direction_register =
-               TDI_BIT | TCK_BIT | TMS_BIT | TRST_BIT | SRST_BIT | VCC_BIT;
-
-       nanosleep(ep93xx_zzzz);
-       return ERROR_OK;
-}
-
-int ep93xx_quit(void)
-{
-
-       return ERROR_OK;
-}
+/***************************************************************************\r
+ *   Copyright (C) 2005 by Dominic Rath                                    *\r
+ *   Dominic.Rath@gmx.de                                                   *\r
+ *                                                                         *\r
+ *   This program is free software; you can redistribute it and/or modify  *\r
+ *   it under the terms of the GNU General Public License as published by  *\r
+ *   the Free Software Foundation; either version 2 of the License, or     *\r
+ *   (at your option) any later version.                                   *\r
+ *                                                                         *\r
+ *   This program is distributed in the hope that it will be useful,       *\r
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *\r
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *\r
+ *   GNU General Public License for more details.                          *\r
+ *                                                                         *\r
+ *   You should have received a copy of the GNU General Public License     *\r
+ *   along with this program; if not, write to the                         *\r
+ *   Free Software Foundation, Inc.,                                       *\r
+ *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *\r
+ ***************************************************************************/\r
+#ifdef HAVE_CONFIG_H\r
+#include "config.h"\r
+#endif\r
+\r
+#include "log.h"\r
+#include "jtag.h"\r
+#include "bitbang.h"\r
+\r
+#define TDO_BIT                1\r
+#define TDI_BIT                2\r
+#define TCK_BIT                4\r
+#define TMS_BIT                8\r
+#define TRST_BIT       16\r
+#define SRST_BIT       32\r
+#define VCC_BIT                64\r
+\r
+/* system includes */\r
+#include <string.h>\r
+#include <stdlib.h>\r
+#include <stdio.h>\r
+#include <sys/mman.h>\r
+#include <unistd.h>\r
+#include <fcntl.h>\r
+\r
+static u8 output_value = 0x0;\r
+static int dev_mem_fd;\r
+static void *gpio_controller;\r
+static volatile u8 *gpio_data_register;\r
+static volatile u8 *gpio_data_direction_register;\r
+\r
+/* low level command set\r
+ */\r
+int ep93xx_read(void);\r
+void ep93xx_write(int tck, int tms, int tdi);\r
+void ep93xx_reset(int trst, int srst);\r
+\r
+int ep93xx_speed(int speed);\r
+int ep93xx_register_commands(struct command_context_s *cmd_ctx);\r
+int ep93xx_init(void);\r
+int ep93xx_quit(void);\r
+\r
+struct timespec ep93xx_zzzz;\r
+\r
+jtag_interface_t ep93xx_interface = \r
+{\r
+       .name = "ep93xx",\r
+       \r
+       .execute_queue = bitbang_execute_queue,\r
+\r
+       .speed = ep93xx_speed,  \r
+       .register_commands = ep93xx_register_commands,\r
+       .init = ep93xx_init,\r
+       .quit = ep93xx_quit,\r
+};\r
+\r
+bitbang_interface_t ep93xx_bitbang =\r
+{\r
+       .read = ep93xx_read,\r
+       .write = ep93xx_write,\r
+       .reset = ep93xx_reset,\r
+       .blink = 0;\r
+};\r
+\r
+int ep93xx_read(void)\r
+{\r
+       return !!(*gpio_data_register & TDO_BIT);\r
+}\r
+\r
+void ep93xx_write(int tck, int tms, int tdi)\r
+{\r
+       if (tck)\r
+               output_value |= TCK_BIT;\r
+       else\r
+               output_value &= TCK_BIT;\r
+       \r
+       if (tms)\r
+               output_value |= TMS_BIT;\r
+       else\r
+               output_value &= TMS_BIT;\r
+       \r
+       if (tdi)\r
+               output_value |= TDI_BIT;\r
+       else\r
+               output_value &= TDI_BIT;\r
+\r
+       *gpio_data_register = output_value;\r
+       nanosleep(ep93xx_zzzz);\r
+}\r
+\r
+/* (1) assert or (0) deassert reset lines */\r
+void ep93xx_reset(int trst, int srst)\r
+{\r
+       if (trst == 0)\r
+               output_value |= TRST_BIT;\r
+       else if (trst == 1)\r
+               output_value &= TRST_BIT;\r
+\r
+       if (srst == 0)\r
+               output_value |= SRST_BIT;\r
+       else if (srst == 1)\r
+               output_value &= SRST_BIT;\r
+       \r
+       *gpio_data_register = output_value;\r
+       nanosleep(ep93xx_zzzz);\r
+}\r
+\r
+int ep93xx_speed(int speed)\r
+{\r
+       \r
+       return ERROR_OK;\r
+}\r
+\r
+int ep93xx_register_commands(struct command_context_s *cmd_ctx)\r
+{\r
+\r
+       return ERROR_OK;\r
+}\r
+\r
+static int set_gonk_mode(void)\r
+{\r
+       void *syscon;\r
+       u32 devicecfg;\r
+\r
+       syscon = mmap(NULL, 4096, PROT_READ | PROT_WRITE,\r
+                       MAP_SHARED, dev_mem_fd, 0x80930000);\r
+       if (syscon == MAP_FAILED) {\r
+               perror("mmap");\r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+\r
+       devicecfg = *((volatile int *)(syscon + 0x80));\r
+       *((volatile int *)(syscon + 0xc0)) = 0xaa;\r
+       *((volatile int *)(syscon + 0x80)) = devicecfg | 0x08000000;\r
+\r
+       munmap(syscon, 4096);\r
+\r
+       return ERROR_OK;\r
+}\r
+\r
+int ep93xx_init(void)\r
+{\r
+       int ret;\r
+\r
+       bitbang_interface = &ep93xx_bitbang;    \r
+\r
+       ep93xx_zzzz.tv_sec = 0;\r
+       ep93xx_zzzz.tv_nsec = 10000000;\r
+\r
+       dev_mem_fd = open("/dev/mem", O_RDWR | O_SYNC);\r
+       if (dev_mem_fd < 0) {\r
+               perror("open");\r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+\r
+       gpio_controller = mmap(NULL, 4096, PROT_READ | PROT_WRITE,\r
+                               MAP_SHARED, dev_mem_fd, 0x80840000);\r
+       if (gpio_controller == MAP_FAILED) {\r
+               perror("mmap");\r
+               close(dev_mem_fd);\r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+\r
+       ret = set_gonk_mode();\r
+       if (ret != ERROR_OK) {\r
+               munmap(gpio_controller, 4096);\r
+               close(dev_mem_fd);\r
+               return ret;\r
+       }\r
+\r
+#if 0\r
+       /* Use GPIO port A.  */\r
+       gpio_data_register = gpio_controller + 0x00;\r
+       gpio_data_direction_register = gpio_controller + 0x10;\r
+\r
+\r
+       /* Use GPIO port B.  */\r
+       gpio_data_register = gpio_controller + 0x04;\r
+       gpio_data_direction_register = gpio_controller + 0x14;\r
+\r
+       /* Use GPIO port C.  */\r
+       gpio_data_register = gpio_controller + 0x08;\r
+       gpio_data_direction_register = gpio_controller + 0x18;\r
+\r
+       /* Use GPIO port D.  */\r
+       gpio_data_register = gpio_controller + 0x0c;\r
+       gpio_data_direction_register = gpio_controller + 0x1c;\r
+#endif\r
+\r
+       /* Use GPIO port C.  */\r
+       gpio_data_register = gpio_controller + 0x08;\r
+       gpio_data_direction_register = gpio_controller + 0x18;\r
+\r
+       INFO("gpio_data_register      = %p\n", gpio_data_register);\r
+       INFO("gpio_data_direction_reg = %p\n", gpio_data_direction_register); \r
+       /*\r
+        * Configure bit 0 (TDO) as an input, and bits 1-5 (TDI, TCK\r
+        * TMS, TRST, SRST) as outputs.  Drive TDI and TCK low, and\r
+        * TMS/TRST/SRST high.\r
+        */\r
+       output_value = TMS_BIT | TRST_BIT | SRST_BIT | VCC_BIT;\r
+       *gpio_data_register = output_value;\r
+       nanosleep(ep93xx_zzzz);\r
+\r
+       /*\r
+        * Configure the direction register.  1 = output, 0 = input.\r
+        */\r
+       *gpio_data_direction_register =\r
+               TDI_BIT | TCK_BIT | TMS_BIT | TRST_BIT | SRST_BIT | VCC_BIT;\r
+\r
+       nanosleep(ep93xx_zzzz);\r
+       return ERROR_OK;\r
+}\r
+\r
+int ep93xx_quit(void)\r
+{\r
+\r
+       return ERROR_OK;\r
+}\r
index 76741d9..011eead 100644 (file)
-/***************************************************************************
- *   Copyright (C) 2004, 2006 by Dominic Rath                              *
- *   Dominic.Rath@gmx.de                                                   *
- *                                                                         *
- *   This program is free software; you can redistribute it and/or modify  *
- *   it under the terms of the GNU General Public License as published by  *
- *   the Free Software Foundation; either version 2 of the License, or     *
- *   (at your option) any later version.                                   *
- *                                                                         *
- *   This program is distributed in the hope that it will be useful,       *
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
- *   GNU General Public License for more details.                          *
- *                                                                         *
- *   You should have received a copy of the GNU General Public License     *
- *   along with this program; if not, write to the                         *
- *   Free Software Foundation, Inc.,                                       *
- *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
- ***************************************************************************/
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#if IS_CYGWIN == 1
-#include "windows.h"
-#undef ERROR
-#endif
-
-#include "replacements.h"
-
-/* project specific includes */
-#include "log.h"
-#include "types.h"
-#include "jtag.h"
-#include "configuration.h"
-#include "time_support.h"
-
-/* system includes */
-#include <string.h>
-#include <stdlib.h>
-#include <unistd.h>
-
-/* FT2232 access library includes */
-#if BUILD_FT2232_FTD2XX == 1
-#include <ftd2xx.h>
-#elif BUILD_FT2232_LIBFTDI == 1
-#include <ftdi.h>
-#endif
-
-#include <sys/time.h>
-#include <time.h>
-
-/* enable this to debug io latency
- */
-#if 0
-#define _DEBUG_USB_IO_
-#endif
-
-/* enable this to debug communication
- */
-#if 0
-#define _DEBUG_USB_COMMS_
-#endif
-
-int ft2232_execute_queue(void);
-
-int ft2232_speed(int speed);
-int ft2232_register_commands(struct command_context_s *cmd_ctx);
-int ft2232_init(void);
-int ft2232_quit(void);
-
-int ft2232_handle_device_desc_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int ft2232_handle_serial_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int ft2232_handle_layout_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int ft2232_handle_vid_pid_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int ft2232_handle_latency_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-
-char *ft2232_device_desc = NULL;
-char *ft2232_serial = NULL;
-char *ft2232_layout = NULL;
-unsigned char ft2232_latency = 2;
-
-#define MAX_USB_IDS    8
-/* vid = pid = 0 marks the end of the list */
-static u16 ft2232_vid[MAX_USB_IDS+1] = { 0x0403, 0 };
-static u16 ft2232_pid[MAX_USB_IDS+1] = { 0x6010, 0 };
-
-typedef struct ft2232_layout_s
-{
-       char* name;
-       int(*init)(void);
-       void(*reset)(int trst, int srst);
-       void(*blink)(void);
-} ft2232_layout_t;
-
-/* init procedures for supported layouts */
-int usbjtag_init(void);
-int jtagkey_init(void);
-int olimex_jtag_init(void);
-int flyswatter_init(void);
-int turtle_init(void);
-int comstick_init(void);
-int stm32stick_init(void);
-
-/* reset procedures for supported layouts */
-void usbjtag_reset(int trst, int srst);
-void jtagkey_reset(int trst, int srst);
-void olimex_jtag_reset(int trst, int srst);
-void flyswatter_reset(int trst, int srst);
-void turtle_reset(int trst, int srst);
-void comstick_reset(int trst, int srst);
-void stm32stick_reset(int trst, int srst);
-
-/* blink procedures for layouts that support a blinking led */
-void olimex_jtag_blink(void);
-void turtle_jtag_blink(void);
-
-ft2232_layout_t ft2232_layouts[] =
-{
-       {"usbjtag", usbjtag_init, usbjtag_reset, NULL},
-       {"jtagkey", jtagkey_init, jtagkey_reset, NULL},
-       {"jtagkey_prototype_v1", jtagkey_init, jtagkey_reset, NULL},
-       {"oocdlink", jtagkey_init, jtagkey_reset, NULL},
-       {"signalyzer", usbjtag_init, usbjtag_reset, NULL},
-       {"evb_lm3s811", usbjtag_init, usbjtag_reset, NULL},
-       {"olimex-jtag", olimex_jtag_init, olimex_jtag_reset, olimex_jtag_blink},
-       {"flyswatter", flyswatter_init, flyswatter_reset, NULL},
-       {"turtelizer2", turtle_init, turtle_reset, turtle_jtag_blink},
-       {"comstick", comstick_init, comstick_reset, NULL},
-       {"stm32stick", stm32stick_init, stm32stick_reset, NULL},
-       {NULL, NULL, NULL},
-};
-
-static u8 nTRST, nTRSTnOE, nSRST, nSRSTnOE;
-
-static ft2232_layout_t *layout;
-static u8 low_output = 0x0;
-static u8 low_direction = 0x0;
-static u8 high_output = 0x0;
-static u8 high_direction = 0x0;
-
-#if BUILD_FT2232_FTD2XX == 1
-static FT_HANDLE ftdih = NULL;
-#elif BUILD_FT2232_LIBFTDI == 1
-static struct ftdi_context ftdic;
-#endif
-
-static u8 *ft2232_buffer = NULL;
-static int ft2232_buffer_size = 0;
-static int ft2232_read_pointer = 0;
-static int ft2232_expect_read = 0;
-#define FT2232_BUFFER_SIZE     131072
-#define BUFFER_ADD ft2232_buffer[ft2232_buffer_size++]
-#define BUFFER_READ ft2232_buffer[ft2232_read_pointer++]
-
-jtag_interface_t ft2232_interface = 
-{
-       
-       .name = "ft2232",
-       
-       .execute_queue = ft2232_execute_queue,
-       
-       .speed = ft2232_speed,
-       .register_commands = ft2232_register_commands,
-       .init = ft2232_init,
-       .quit = ft2232_quit,
-};
-
-int ft2232_write(u8 *buf, int size, u32* bytes_written)
-{
-#if BUILD_FT2232_FTD2XX == 1
-       FT_STATUS status;
-       DWORD dw_bytes_written;
-       if ((status = FT_Write(ftdih, buf, size, &dw_bytes_written)) != FT_OK)
-       {
-               *bytes_written = dw_bytes_written;
-               ERROR("FT_Write returned: %lu", status);
-               return ERROR_JTAG_DEVICE_ERROR;
-       }
-       else
-       {
-               *bytes_written = dw_bytes_written;
-               return ERROR_OK;        
-       }
-#elif BUILD_FT2232_LIBFTDI == 1
-       int retval;
-       if ((retval = ftdi_write_data(&ftdic, buf, size)) < 0)
-       {
-               *bytes_written = 0;
-               ERROR("ftdi_write_data: %s", ftdi_get_error_string(&ftdic));
-               return ERROR_JTAG_DEVICE_ERROR;
-       }
-       else
-       {
-               *bytes_written = retval;
-               return ERROR_OK;        
-       }
-#endif
-}
-
-int ft2232_read(u8* buf, int size, u32* bytes_read)
-{
-#if BUILD_FT2232_FTD2XX == 1
-       DWORD dw_bytes_read;
-       FT_STATUS status;
-       int timeout = 5;
-       *bytes_read = 0;
-
-       while ((*bytes_read < size) && timeout--)
-       {
-               if ((status = FT_Read(ftdih, buf + *bytes_read, size - 
-                       *bytes_read, &dw_bytes_read)) != FT_OK)         
-               {
-                       *bytes_read = 0; 
-                       ERROR("FT_Read returned: %lu", status);
-                       return ERROR_JTAG_DEVICE_ERROR;
-               }
-               *bytes_read += dw_bytes_read; 
-       }
-#elif BUILD_FT2232_LIBFTDI == 1
-       int retval;
-       int timeout = 100;
-       *bytes_read = 0;
-       
-       while ((*bytes_read < size) && timeout--)
-       {
-               if ((retval = ftdi_read_data(&ftdic, buf + *bytes_read, size - *bytes_read)) < 0)
-               {
-                       *bytes_read = 0;
-                       ERROR("ftdi_read_data: %s", ftdi_get_error_string(&ftdic));
-                       return ERROR_JTAG_DEVICE_ERROR;
-               }
-               *bytes_read += retval;
-       }
-#endif
-
-       if (*bytes_read < size)
-       {
-               ERROR("couldn't read the requested number of bytes from FT2232 device (%i < %i)", *bytes_read, size);
-               return ERROR_JTAG_DEVICE_ERROR;
-       }
-       
-       return ERROR_OK;
-}
-
-int ft2232_speed(int speed)
-{
-       u8 buf[3];
-       int retval;
-       u32 bytes_written;
-
-       buf[0] = 0x86; /* command "set divisor" */
-       buf[1] = speed & 0xff; /* valueL (0=6MHz, 1=3MHz, 2=2.0MHz, ...*/
-       buf[2] = (speed >> 8) & 0xff; /* valueH */
-       
-       DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);
-       if (((retval = ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))
-       {
-               ERROR("couldn't set FT2232 TCK speed");
-               return retval;
-       }
-
-       jtag_speed = speed;
-       
-       return ERROR_OK;
-}
-
-int ft2232_register_commands(struct command_context_s *cmd_ctx)
-{
-       register_command(cmd_ctx, NULL, "ft2232_device_desc", ft2232_handle_device_desc_command,
-               COMMAND_CONFIG, NULL);
-       register_command(cmd_ctx, NULL, "ft2232_serial", ft2232_handle_serial_command,
-               COMMAND_CONFIG, NULL);
-       register_command(cmd_ctx, NULL, "ft2232_layout", ft2232_handle_layout_command,
-               COMMAND_CONFIG, NULL);
-       register_command(cmd_ctx, NULL, "ft2232_vid_pid", ft2232_handle_vid_pid_command,
-                                        COMMAND_CONFIG, NULL);
-       register_command(cmd_ctx, NULL, "ft2232_latency", ft2232_handle_latency_command,
-                                        COMMAND_CONFIG, NULL);
-       return ERROR_OK;
-}
-
-void ft2232_end_state(enum tap_state state)
-{
-       if (tap_move_map[state] != -1)
-               end_state = state;
-       else
-       {
-               ERROR("BUG: %i is not a valid end state", state);
-               exit(-1);
-       }
-}
-
-void ft2232_read_scan(enum scan_type type, u8* buffer, int scan_size)
-{
-       int num_bytes = ((scan_size + 7) / 8);
-       int bits_left = scan_size;
-       int cur_byte = 0;
-
-       while(num_bytes-- > 1)
-       {
-               buffer[cur_byte] = BUFFER_READ;
-               cur_byte++;
-               bits_left -= 8;
-       }
-
-       buffer[cur_byte] = 0x0;
-
-       if (bits_left > 1)
-       {
-               buffer[cur_byte] = BUFFER_READ >> 1;
-       }
-
-       buffer[cur_byte] = (buffer[cur_byte] | ((BUFFER_READ & 0x02) << 6)) >> (8 - bits_left);
-
-}
-
-void ft2232_debug_dump_buffer(void)
-{
-       int i;
-       char line[256];
-       char *line_p = line;
-       
-       for (i = 0; i < ft2232_buffer_size; i++)
-       {
-               line_p += snprintf(line_p, 256 - (line_p - line), "%2.2x ", ft2232_buffer[i]);
-               if (i % 16 == 15)
-               {
-                       DEBUG("%s", line);
-                       line_p = line;
-               }
-       }
-       
-       if (line_p != line)
-               DEBUG("%s", line);
-}
-
-int ft2232_send_and_recv(jtag_command_t *first, jtag_command_t *last)
-{
-       jtag_command_t *cmd;
-       u8 *buffer;
-       int scan_size;
-       enum scan_type type;
-       int retval;
-       u32 bytes_written;
-       u32 bytes_read;
-       
-#ifdef _DEBUG_USB_IO_
-       struct timeval start, inter, inter2, end;
-       struct timeval d_inter, d_inter2, d_end;
-#endif
-
-#ifdef _DEBUG_USB_COMMS_
-       DEBUG("write buffer (size %i):", ft2232_buffer_size);
-       ft2232_debug_dump_buffer();
-#endif
-
-#ifdef _DEBUG_USB_IO_
-       gettimeofday(&start, NULL);     
-#endif
-
-       if ((retval = ft2232_write(ft2232_buffer, ft2232_buffer_size, &bytes_written)) != ERROR_OK)
-       {
-               ERROR("couldn't write MPSSE commands to FT2232");
-               exit(-1);
-       }
-       
-#ifdef _DEBUG_USB_IO_
-       gettimeofday(&inter, NULL);     
-#endif
-       
-       if (ft2232_expect_read)
-       {
-               int timeout = 100;
-               ft2232_buffer_size = 0;
-               
-#ifdef _DEBUG_USB_IO_
-               gettimeofday(&inter2, NULL);    
-#endif
-               
-               if ((retval = ft2232_read(ft2232_buffer, ft2232_expect_read, &bytes_read)) != ERROR_OK)
-               {
-                       ERROR("couldn't read from FT2232");
-                       exit(-1);
-               }
-               
-#ifdef _DEBUG_USB_IO_
-               gettimeofday(&end, NULL);       
-
-               timeval_subtract(&d_inter, &inter, &start);
-               timeval_subtract(&d_inter2, &inter2, &start);
-               timeval_subtract(&d_end, &end, &start);
-
-               INFO("inter: %i.%i, inter2: %i.%i end: %i.%i", d_inter.tv_sec, d_inter.tv_usec, d_inter2.tv_sec, d_inter2.tv_usec, d_end.tv_sec, d_end.tv_usec);
-#endif
-       
-               
-               ft2232_buffer_size = bytes_read;
-               
-               if (ft2232_expect_read != ft2232_buffer_size)
-               {
-                       ERROR("ft2232_expect_read (%i) != ft2232_buffer_size (%i) (%i retries)", ft2232_expect_read, ft2232_buffer_size, 100 - timeout);
-                       ft2232_debug_dump_buffer();     
-
-                       exit(-1);
-               }
-
-#ifdef _DEBUG_USB_COMMS_
-               DEBUG("read buffer (%i retries): %i bytes", 100 - timeout, ft2232_buffer_size);
-               ft2232_debug_dump_buffer();
-#endif
-       }
-
-       ft2232_expect_read = 0;
-       ft2232_read_pointer = 0;
-       
-       /* return ERROR_OK, unless a jtag_read_buffer returns a failed check
-        * that wasn't handled by a caller-provided error handler
-        */ 
-       retval = ERROR_OK;
-       
-       cmd = first;
-       while (cmd != last)
-       {
-               switch (cmd->type)
-               {
-                       case JTAG_SCAN:
-                               type = jtag_scan_type(cmd->cmd.scan);
-                               if (type != SCAN_OUT)
-                               {
-                                       scan_size = jtag_scan_size(cmd->cmd.scan);
-                                       buffer = calloc(CEIL(scan_size, 8), 1);
-                                       ft2232_read_scan(type, buffer, scan_size);
-                                       if (jtag_read_buffer(buffer, cmd->cmd.scan) != ERROR_OK)
-                                               retval = ERROR_JTAG_QUEUE_FAILED;
-                                       free(buffer);
-                               }
-                               break;
-                       default:
-                               break;
-               }
-               cmd = cmd->next;
-       }
-       
-       ft2232_buffer_size = 0;
-
-       return retval;
-}
-
-void ft2232_add_pathmove(pathmove_command_t *cmd)
-{
-       int num_states = cmd->num_states;
-       u8 tms_byte;
-       int state_count;
-
-       state_count = 0;
-       while (num_states)
-       {
-               tms_byte = 0x0;
-               int bit_count = 0;
-               
-               /* command "Clock Data to TMS/CS Pin (no Read)" */
-               BUFFER_ADD = 0x4b;
-               /* number of states remaining */
-               BUFFER_ADD = (num_states % 7) - 1;
-               
-               while (num_states % 7)
-               {
-                       if (tap_transitions[cur_state].low == cmd->path[state_count])
-                               buf_set_u32(&tms_byte, bit_count++, 1, 0x0);
-                       else if (tap_transitions[cur_state].high == cmd->path[state_count])
-                               buf_set_u32(&tms_byte, bit_count++, 1, 0x1);
-                       else
-                       {
-                               ERROR("BUG: %s -> %s isn't a valid TAP transition", tap_state_strings[cur_state], tap_state_strings[cmd->path[state_count]]);
-                               exit(-1);
-                       }
-
-                       cur_state = cmd->path[state_count];
-                       state_count++;
-                       num_states--;
-               }
-               
-               BUFFER_ADD = tms_byte;
-       }
-       
-       end_state = cur_state;
-}
-
-void ft2232_add_scan(int ir_scan, enum scan_type type, u8 *buffer, int scan_size)
-{
-       int num_bytes = (scan_size + 7) / 8;
-       int bits_left = scan_size;
-       int cur_byte = 0;
-       int last_bit;
-
-       if (!((!ir_scan && (cur_state == TAP_SD)) || (ir_scan && (cur_state == TAP_SI))))
-       {
-               /* command "Clock Data to TMS/CS Pin (no Read)" */
-               BUFFER_ADD = 0x4b;
-               /* scan 7 bit */
-               BUFFER_ADD = 0x6;
-               /* TMS data bits */
-               if (ir_scan)
-               {
-                       BUFFER_ADD = TAP_MOVE(cur_state, TAP_SI);
-                       cur_state = TAP_SI;
-               }
-               else
-               {
-                       BUFFER_ADD = TAP_MOVE(cur_state, TAP_SD);
-                       cur_state = TAP_SD;
-               }
-               //DEBUG("added TMS scan (no read)");
-       }
-       
-       /* add command for complete bytes */
-       while (num_bytes > 1)
-       {
-               int thisrun_bytes;
-               if (type == SCAN_IO)
-               {
-                       /* Clock Data Bytes In and Out LSB First */
-                       BUFFER_ADD = 0x39;
-                       //DEBUG("added TDI bytes (io %i)", num_bytes);
-               }
-               else if (type == SCAN_OUT)
-               {
-                       /* Clock Data Bytes Out on -ve Clock Edge LSB First (no Read) */
-                       BUFFER_ADD = 0x19;
-                       //DEBUG("added TDI bytes (o)");
-               }
-               else if (type == SCAN_IN)
-               {
-                       /* Clock Data Bytes In on +ve Clock Edge LSB First (no Write) */
-                       BUFFER_ADD = 0x28;
-                       //DEBUG("added TDI bytes (i %i)", num_bytes);
-               }
-               thisrun_bytes = (num_bytes > 65537) ? 65536 : (num_bytes - 1);
-               num_bytes -= thisrun_bytes;
-               BUFFER_ADD = (thisrun_bytes - 1) & 0xff;
-               BUFFER_ADD = ((thisrun_bytes - 1) >> 8) & 0xff;
-               if (type != SCAN_IN)
-               {
-                       /* add complete bytes */
-                       while(thisrun_bytes-- > 0)
-                       {
-                               BUFFER_ADD = buffer[cur_byte];
-                               cur_byte++;
-                               bits_left -= 8;
-                       }
-               }
-               else /* (type == SCAN_IN) */
-               {
-                       bits_left -= 8 * (thisrun_bytes);
-               }
-       }
-       
-       /* the most signifcant bit is scanned during TAP movement */
-       if (type != SCAN_IN)
-               last_bit = (buffer[cur_byte] >> (bits_left - 1)) & 0x1;
-       else
-               last_bit = 0;
-
-       /* process remaining bits but the last one */
-       if (bits_left > 1)
-       {
-               if (type == SCAN_IO)
-               {
-                       /* Clock Data Bits In and Out LSB First */
-                       BUFFER_ADD = 0x3b;
-                       //DEBUG("added TDI bits (io) %i", bits_left - 1);
-               }
-               else if (type == SCAN_OUT)
-               {
-                       /* Clock Data Bits Out on -ve Clock Edge LSB First (no Read) */
-                       BUFFER_ADD = 0x1b;
-                       //DEBUG("added TDI bits (o)");
-               }
-               else if (type == SCAN_IN)
-               {
-                       /* Clock Data Bits In on +ve Clock Edge LSB First (no Write) */
-                       BUFFER_ADD = 0x2a;
-                       //DEBUG("added TDI bits (i %i)", bits_left - 1);
-               }
-               BUFFER_ADD = bits_left - 2;
-               if (type != SCAN_IN)
-                       BUFFER_ADD = buffer[cur_byte];
-       }
-
-       if ((ir_scan && (end_state == TAP_SI)) ||
-               (!ir_scan && (end_state == TAP_SD)))
-       {
-               if (type == SCAN_IO)
-               {
-                       /* Clock Data Bits In and Out LSB First */
-                       BUFFER_ADD = 0x3b;
-                       //DEBUG("added TDI bits (io) %i", bits_left - 1);
-               }
-               else if (type == SCAN_OUT)
-               {
-                       /* Clock Data Bits Out on -ve Clock Edge LSB First (no Read) */
-                       BUFFER_ADD = 0x1b;
-                       //DEBUG("added TDI bits (o)");
-               }
-               else if (type == SCAN_IN)
-               {
-                       /* Clock Data Bits In on +ve Clock Edge LSB First (no Write) */
-                       BUFFER_ADD = 0x2a;
-                       //DEBUG("added TDI bits (i %i)", bits_left - 1);
-               }
-               BUFFER_ADD = 0x0;
-               BUFFER_ADD = last_bit;
-       }
-       else
-       {
-               /* move from Shift-IR/DR to end state */
-               if (type != SCAN_OUT)
-               {
-                       /* Clock Data to TMS/CS Pin with Read */
-                       BUFFER_ADD = 0x6b;
-                       //DEBUG("added TMS scan (read)");
-               }
-               else
-               {
-                       /* Clock Data to TMS/CS Pin (no Read) */
-                       BUFFER_ADD = 0x4b;
-                       //DEBUG("added TMS scan (no read)");
-               }
-               BUFFER_ADD = 0x6;
-               BUFFER_ADD = TAP_MOVE(cur_state, end_state) | (last_bit << 7);
-               cur_state = end_state;
-       }
-}
-
-int ft2232_large_scan(scan_command_t *cmd, enum scan_type type, u8 *buffer, int scan_size)
-{
-       int num_bytes = (scan_size + 7) / 8;
-       int bits_left = scan_size;
-       int cur_byte = 0;
-       int last_bit;
-       u8 *receive_buffer = malloc(CEIL(scan_size, 8));
-       u8 *receive_pointer = receive_buffer;
-       u32 bytes_written;
-       u32 bytes_read;
-       int retval;
-       int thisrun_read = 0;
-       
-       if (cmd->ir_scan)
-       {
-               ERROR("BUG: large IR scans are not supported");
-               exit(-1);
-       }
-
-       if (cur_state != TAP_SD)
-       {
-               /* command "Clock Data to TMS/CS Pin (no Read)" */
-               BUFFER_ADD = 0x4b;
-               /* scan 7 bit */
-               BUFFER_ADD = 0x6;
-               /* TMS data bits */
-               BUFFER_ADD = TAP_MOVE(cur_state, TAP_SD);
-               cur_state = TAP_SD;
-       }
-       
-       if ((retval = ft2232_write(ft2232_buffer, ft2232_buffer_size, &bytes_written)) != ERROR_OK)
-       {
-               ERROR("couldn't write MPSSE commands to FT2232");
-               exit(-1);
-       }
-       DEBUG("ft2232_buffer_size: %i, bytes_written: %i", ft2232_buffer_size, bytes_written);
-       ft2232_buffer_size = 0;
-       
-       /* add command for complete bytes */
-       while (num_bytes > 1)
-       {
-               int thisrun_bytes;
-               
-               if (type == SCAN_IO)
-               {
-                       /* Clock Data Bytes In and Out LSB First */
-                       BUFFER_ADD = 0x39;
-                       //DEBUG("added TDI bytes (io %i)", num_bytes);
-               }
-               else if (type == SCAN_OUT)
-               {
-                       /* Clock Data Bytes Out on -ve Clock Edge LSB First (no Read) */
-                       BUFFER_ADD = 0x19;
-                       //DEBUG("added TDI bytes (o)");
-               }
-               else if (type == SCAN_IN)
-               {
-                       /* Clock Data Bytes In on +ve Clock Edge LSB First (no Write) */
-                       BUFFER_ADD = 0x28;
-                       //DEBUG("added TDI bytes (i %i)", num_bytes);
-               }
-               thisrun_bytes = (num_bytes > 65537) ? 65536 : (num_bytes - 1);
-               thisrun_read = thisrun_bytes;
-               num_bytes -= thisrun_bytes;
-               BUFFER_ADD = (thisrun_bytes - 1) & 0xff;
-               BUFFER_ADD = ((thisrun_bytes - 1) >> 8) & 0xff;
-               if (type != SCAN_IN)
-               {
-                       /* add complete bytes */
-                       while(thisrun_bytes-- > 0)
-                       {
-                               BUFFER_ADD = buffer[cur_byte];
-                               cur_byte++;
-                               bits_left -= 8;
-                       }
-               }
-               else /* (type == SCAN_IN) */
-               {
-                       bits_left -= 8 * (thisrun_bytes);
-               }
-
-               if ((retval = ft2232_write(ft2232_buffer, ft2232_buffer_size, &bytes_written)) != ERROR_OK)
-               {
-                       ERROR("couldn't write MPSSE commands to FT2232");
-                       exit(-1);
-               }
-               DEBUG("ft2232_buffer_size: %i, bytes_written: %i", ft2232_buffer_size, bytes_written);
-               ft2232_buffer_size = 0;
-               
-               if (type != SCAN_OUT)
-               {
-                       if ((retval = ft2232_read(receive_pointer, thisrun_read, &bytes_read)) != ERROR_OK)
-                       {
-                               ERROR("couldn't read from FT2232");
-                               exit(-1);
-                       }
-                       DEBUG("thisrun_read: %i, bytes_read: %i", thisrun_read, bytes_read);
-                       receive_pointer += bytes_read;
-               }
-       }
-       
-       thisrun_read = 0;
-       
-       /* the most signifcant bit is scanned during TAP movement */
-       if (type != SCAN_IN)
-               last_bit = (buffer[cur_byte] >> (bits_left - 1)) & 0x1;
-       else
-               last_bit = 0;
-
-       /* process remaining bits but the last one */
-       if (bits_left > 1)
-       {
-               if (type == SCAN_IO)
-               {
-                       /* Clock Data Bits In and Out LSB First */
-                       BUFFER_ADD = 0x3b;
-                       //DEBUG("added TDI bits (io) %i", bits_left - 1);
-               }
-               else if (type == SCAN_OUT)
-               {
-                       /* Clock Data Bits Out on -ve Clock Edge LSB First (no Read) */
-                       BUFFER_ADD = 0x1b;
-                       //DEBUG("added TDI bits (o)");
-               }
-               else if (type == SCAN_IN)
-               {
-                       /* Clock Data Bits In on +ve Clock Edge LSB First (no Write) */
-                       BUFFER_ADD = 0x2a;
-                       //DEBUG("added TDI bits (i %i)", bits_left - 1);
-               }
-               BUFFER_ADD = bits_left - 2;
-               if (type != SCAN_IN)
-                       BUFFER_ADD = buffer[cur_byte];
-                       
-               if (type != SCAN_OUT)
-                       thisrun_read += 2;
-       }
-
-       if (end_state == TAP_SD)
-       {
-               if (type == SCAN_IO)
-               {
-                       /* Clock Data Bits In and Out LSB First */
-                       BUFFER_ADD = 0x3b;
-                       //DEBUG("added TDI bits (io) %i", bits_left - 1);
-               }
-               else if (type == SCAN_OUT)
-               {
-                       /* Clock Data Bits Out on -ve Clock Edge LSB First (no Read) */
-                       BUFFER_ADD = 0x1b;
-                       //DEBUG("added TDI bits (o)");
-               }
-               else if (type == SCAN_IN)
-               {
-                       /* Clock Data Bits In on +ve Clock Edge LSB First (no Write) */
-                       BUFFER_ADD = 0x2a;
-                       //DEBUG("added TDI bits (i %i)", bits_left - 1);
-               }
-               BUFFER_ADD = 0x0;
-               BUFFER_ADD = last_bit;
-       }
-       else
-       {
-               /* move from Shift-IR/DR to end state */
-               if (type != SCAN_OUT)
-               {
-                       /* Clock Data to TMS/CS Pin with Read */
-                       BUFFER_ADD = 0x6b;
-                       //DEBUG("added TMS scan (read)");
-               }
-               else
-               {
-                       /* Clock Data to TMS/CS Pin (no Read) */
-                       BUFFER_ADD = 0x4b;
-                       //DEBUG("added TMS scan (no read)");
-               }
-               BUFFER_ADD = 0x6;
-               BUFFER_ADD = TAP_MOVE(cur_state, end_state) | (last_bit << 7);
-               cur_state = end_state;
-       }
-       
-       if (type != SCAN_OUT)
-               thisrun_read += 1;
-       
-       if ((retval = ft2232_write(ft2232_buffer, ft2232_buffer_size, &bytes_written)) != ERROR_OK)
-       {
-               ERROR("couldn't write MPSSE commands to FT2232");
-               exit(-1);
-       }
-       DEBUG("ft2232_buffer_size: %i, bytes_written: %i", ft2232_buffer_size, bytes_written);
-       ft2232_buffer_size = 0;
-       
-       if (type != SCAN_OUT)
-       {
-               if ((retval = ft2232_read(receive_pointer, thisrun_read, &bytes_read)) != ERROR_OK)
-               {
-                       ERROR("couldn't read from FT2232");
-                       exit(-1);
-               }
-               DEBUG("thisrun_read: %i, bytes_read: %i", thisrun_read, bytes_read);
-               receive_pointer += bytes_read;
-       }
-       
-       return ERROR_OK;
-}
-
-int ft2232_predict_scan_out(int scan_size, enum scan_type type)
-{
-       int predicted_size = 3;
-       int num_bytes = (scan_size - 1) / 8;
-       
-       if (cur_state != TAP_SD)
-               predicted_size += 3;
-       
-       if (type == SCAN_IN)    /* only from device to host */
-       {
-               /* complete bytes */
-               predicted_size += (CEIL(num_bytes, 65536)) * 3;
-               /* remaining bits - 1 (up to 7) */
-               predicted_size += ((scan_size - 1) % 8) ? 2 : 0;
-       }
-       else                                    /* host to device, or bidirectional */
-       {
-               /* complete bytes */
-               predicted_size += num_bytes + (CEIL(num_bytes, 65536)) * 3;
-               /* remaining bits -1 (up to 7) */
-               predicted_size += ((scan_size - 1) % 8) ? 3 : 0;
-       }
-
-       return predicted_size;
-}
-
-int ft2232_predict_scan_in(int scan_size, enum scan_type type)
-{
-       int predicted_size = 0;
-       
-       if (type != SCAN_OUT)
-       {
-               /* complete bytes */
-               predicted_size += (CEIL(scan_size, 8) > 1) ? (CEIL(scan_size, 8) - 1) : 0;
-               /* remaining bits - 1 */
-               predicted_size += ((scan_size - 1) % 8) ? 1 : 0;
-               /* last bit (from TMS scan) */
-               predicted_size += 1;
-       }
-       
-       //DEBUG("scan_size: %i, predicted_size: %i", scan_size, predicted_size);
-
-       return predicted_size;
-}
-
-void usbjtag_reset(int trst, int srst)
-{
-       if (trst == 1)
-       {
-               cur_state = TAP_TLR;
-               if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
-                       low_direction |= nTRSTnOE;      /* switch to output pin (output is low) */
-               else
-                       low_output &= ~nTRST;   /* switch output low */
-       }
-       else if (trst == 0)
-       {
-               if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
-                       low_direction &= ~nTRSTnOE; /* switch to input pin (high-Z + internal and external pullup) */
-               else
-                       low_output |= nTRST; /* switch output high */
-       }
-
-       if (srst == 1)
-       {
-               if (jtag_reset_config & RESET_SRST_PUSH_PULL)
-                       low_output &= ~nSRST;   /* switch output low */
-               else
-                       low_direction |= nSRSTnOE;      /* switch to output pin (output is low) */
-       }
-       else if (srst == 0)
-       {
-               if (jtag_reset_config & RESET_SRST_PUSH_PULL)
-                       low_output |= nSRST;    /* switch output high */
-               else
-                       low_direction &= ~nSRSTnOE;     /* switch to input pin (high-Z) */
-       }
-       
-       /* command "set data bits low byte" */
-       BUFFER_ADD = 0x80;
-       BUFFER_ADD = low_output;
-       BUFFER_ADD = low_direction;
-
-}
-
-void jtagkey_reset(int trst, int srst)
-{
-       if (trst == 1)
-       {
-               cur_state = TAP_TLR;
-               if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
-                       high_output &= ~nTRSTnOE;
-               else
-                       high_output &= ~nTRST;
-       }
-       else if (trst == 0)
-       {
-               if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
-                       high_output |= nTRSTnOE;
-               else
-                       high_output |= nTRST;
-       }
-
-       if (srst == 1)
-       {
-               if (jtag_reset_config & RESET_SRST_PUSH_PULL)
-                       high_output &= ~nSRST;
-               else
-                       high_output &= ~nSRSTnOE;
-       }
-       else if (srst == 0)
-       {
-               if (jtag_reset_config & RESET_SRST_PUSH_PULL)
-                       high_output |= nSRST;
-               else
-                       high_output |= nSRSTnOE;
-       }
-       
-       /* command "set data bits high byte" */
-       BUFFER_ADD = 0x82;
-       BUFFER_ADD = high_output;
-       BUFFER_ADD = high_direction;
-       DEBUG("trst: %i, srst: %i, high_output: 0x%2.2x, high_direction: 0x%2.2x", trst, srst, high_output, high_direction);
-}
-
-void olimex_jtag_reset(int trst, int srst)
-{
-       if (trst == 1)
-       {
-               cur_state = TAP_TLR;
-               if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
-                       high_output &= ~nTRSTnOE;
-               else
-                       high_output &= ~nTRST;
-       }
-       else if (trst == 0)
-       {
-               if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
-                       high_output |= nTRSTnOE;
-               else
-                       high_output |= nTRST;
-       }
-
-    if (srst == 1)
-    {
-        high_output |= nSRST;
-    }
-    else if (srst == 0)
-    {
-        high_output &= ~nSRST;
-    }
-
-    /* command "set data bits high byte" */
-    BUFFER_ADD = 0x82;
-    BUFFER_ADD = high_output;
-    BUFFER_ADD = high_direction;
-    DEBUG("trst: %i, srst: %i, high_output: 0x%2.2x, high_direction: 0x%2.2x", trst, srst, high_output, high_direction);
-}
-
-void flyswatter_reset(int trst, int srst)
-{
-       if (trst == 1)
-       {
-               cur_state = TAP_TLR;
-               low_output &= ~nTRST;
-       }
-       else if (trst == 0)
-       {
-               low_output |= nTRST;
-       }
-
-    if (srst == 1)
-    {
-        low_output |= nSRST;
-    }
-    else if (srst == 0)
-    {
-        low_output &= ~nSRST;
-    }
-
-    /* command "set data bits low byte" */
-    BUFFER_ADD = 0x80;
-    BUFFER_ADD = low_output;
-    BUFFER_ADD = low_direction;
-    DEBUG("trst: %i, srst: %i, low_output: 0x%2.2x, low_direction: 0x%2.2x", trst, srst, low_output, low_direction);
-}
-
-void turtle_reset(int trst, int srst)
-{
-       trst = trst;
-       
-       if (srst == 1)
-       {
-               low_output |= nSRST;
-       }
-       else if (srst == 0)
-       {
-               low_output &= ~nSRST;
-       }
-       
-       /* command "set data bits low byte" */
-       BUFFER_ADD = 0x80;
-       BUFFER_ADD = low_output;
-       BUFFER_ADD = low_direction;
-       DEBUG("srst: %i, low_output: 0x%2.2x, low_direction: 0x%2.2x", srst, low_output, low_direction);
-}
-
-void comstick_reset(int trst, int srst)
-{
-       if (trst == 1)
-       {
-               cur_state = TAP_TLR;
-               high_output &= ~nTRST;
-       }
-       else if (trst == 0)
-       {
-               high_output |= nTRST;
-       }
-
-    if (srst == 1)
-    {
-        high_output &= ~nSRST;
-    }
-    else if (srst == 0)
-    {
-        high_output |= nSRST;
-    }
-       
-       /* command "set data bits high byte" */
-       BUFFER_ADD = 0x82;
-       BUFFER_ADD = high_output;
-       BUFFER_ADD = high_direction;
-       DEBUG("trst: %i, srst: %i, high_output: 0x%2.2x, high_direction: 0x%2.2x", trst, srst, high_output, high_direction);
-}
-
-void stm32stick_reset(int trst, int srst)
-{
-       if (trst == 1)
-       {
-               cur_state = TAP_TLR;
-               high_output &= ~nTRST;
-       }
-       else if (trst == 0)
-       {
-               high_output |= nTRST;
-       }
-
-    if (srst == 1)
-    {
-        low_output &= ~nSRST;
-    }
-    else if (srst == 0)
-    {
-        low_output |= nSRST;
-    }
-       
-       /* command "set data bits low byte" */
-       BUFFER_ADD = 0x80;
-       BUFFER_ADD = low_output;
-       BUFFER_ADD = low_direction;
-       
-       /* command "set data bits high byte" */
-       BUFFER_ADD = 0x82;
-       BUFFER_ADD = high_output;
-       BUFFER_ADD = high_direction;
-       DEBUG("trst: %i, srst: %i, high_output: 0x%2.2x, high_direction: 0x%2.2x", trst, srst, high_output, high_direction);
-}
-
-int ft2232_execute_queue()
-{
-       jtag_command_t *cmd = jtag_command_queue; /* currently processed command */
-       jtag_command_t *first_unsent = cmd;     /* next command that has to be sent */
-       u8 *buffer;
-       int scan_size;  /* size of IR or DR scan */
-       enum scan_type type;
-       int i;
-       int predicted_size = 0;
-       int require_send = 0;
-       int retval;
-       
-       /* return ERROR_OK, unless ft2232_send_and_recv reports a failed check
-        * that wasn't handled by a caller-provided error handler
-        */ 
-       retval = ERROR_OK;
-
-       ft2232_buffer_size = 0;
-       ft2232_expect_read = 0;
-       
-       /* blink, if the current layout has that feature */
-       if (layout->blink)
-               layout->blink();
-
-       while (cmd)
-       {
-               switch(cmd->type)
-               {
-                       case JTAG_END_STATE:
-                               if (cmd->cmd.end_state->end_state != -1)
-                                       ft2232_end_state(cmd->cmd.end_state->end_state);
-                               break;
-                       case JTAG_RESET:
-                               /* only send the maximum buffer size that FT2232C can handle */
-                               predicted_size = 3;
-                               if (ft2232_buffer_size + predicted_size + 1 > FT2232_BUFFER_SIZE)
-                               {
-                                       if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)
-                                               retval = ERROR_JTAG_QUEUE_FAILED;
-                                       require_send = 0;
-                                       first_unsent = cmd;
-                               }
-
-                               layout->reset(cmd->cmd.reset->trst, cmd->cmd.reset->srst);
-                               require_send = 1;
-                               
-#ifdef _DEBUG_JTAG_IO_                         
-                               DEBUG("trst: %i, srst: %i", cmd->cmd.reset->trst, cmd->cmd.reset->srst);
-#endif
-                               break;
-                       case JTAG_RUNTEST:
-                               /* only send the maximum buffer size that FT2232C can handle */
-                               predicted_size = 0;
-                               if (cur_state != TAP_RTI)
-                                       predicted_size += 3;
-                               predicted_size += 3 * CEIL(cmd->cmd.runtest->num_cycles, 7);
-                               if ((cmd->cmd.runtest->end_state != -1) && (cmd->cmd.runtest->end_state != TAP_RTI))
-                                       predicted_size += 3;
-                               if ((cmd->cmd.runtest->end_state == -1) && (end_state != TAP_RTI))
-                                       predicted_size += 3;
-                               if (ft2232_buffer_size + predicted_size + 1 > FT2232_BUFFER_SIZE)
-                               {
-                                       if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)
-                                               retval = ERROR_JTAG_QUEUE_FAILED;
-                                       require_send = 0;
-                                       first_unsent = cmd;
-                               }
-                               if (cur_state != TAP_RTI)
-                               {
-                                       /* command "Clock Data to TMS/CS Pin (no Read)" */
-                                       BUFFER_ADD = 0x4b;
-                                       /* scan 7 bit */
-                                       BUFFER_ADD = 0x6;
-                                       /* TMS data bits */
-                                       BUFFER_ADD = TAP_MOVE(cur_state, TAP_RTI);
-                                       cur_state = TAP_RTI;
-                                       require_send = 1;
-                               }
-                               i = cmd->cmd.runtest->num_cycles;
-                               while (i > 0)
-                               {
-                                       /* command "Clock Data to TMS/CS Pin (no Read)" */
-                                       BUFFER_ADD = 0x4b;
-                                       /* scan 7 bit */
-                                       BUFFER_ADD = (i > 7) ? 6 : (i - 1);
-                                       /* TMS data bits */
-                                       BUFFER_ADD = 0x0;
-                                       cur_state = TAP_RTI;
-                                       i -= (i > 7) ? 7 : i;
-                                       //DEBUG("added TMS scan (no read)");
-                               }
-                               if (cmd->cmd.runtest->end_state != -1)
-                                       ft2232_end_state(cmd->cmd.runtest->end_state);
-                               if (cur_state != end_state)
-                               {
-                                       /* command "Clock Data to TMS/CS Pin (no Read)" */
-                                       BUFFER_ADD = 0x4b;
-                                       /* scan 7 bit */
-                                       BUFFER_ADD = 0x6;
-                                       /* TMS data bits */
-                                       BUFFER_ADD = TAP_MOVE(cur_state, end_state);
-                                       cur_state = end_state;
-                                       //DEBUG("added TMS scan (no read)");
-                               }
-                               require_send = 1;
-#ifdef _DEBUG_JTAG_IO_                         
-                               DEBUG("runtest: %i, end in %i", cmd->cmd.runtest->num_cycles, end_state);
-#endif
-                               break;
-                       case JTAG_STATEMOVE:
-                               /* only send the maximum buffer size that FT2232C can handle */
-                               predicted_size = 3;
-                               if (ft2232_buffer_size + predicted_size + 1 > FT2232_BUFFER_SIZE)
-                               {
-                                       if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)
-                                               retval = ERROR_JTAG_QUEUE_FAILED;
-                                       require_send = 0;
-                                       first_unsent = cmd;
-                               }
-                               if (cmd->cmd.statemove->end_state != -1)
-                                       ft2232_end_state(cmd->cmd.statemove->end_state);
-                               /* command "Clock Data to TMS/CS Pin (no Read)" */
-                               BUFFER_ADD = 0x4b;
-                               /* scan 7 bit */
-                               BUFFER_ADD = 0x6;
-                               /* TMS data bits */
-                               BUFFER_ADD = TAP_MOVE(cur_state, end_state);
-                               //DEBUG("added TMS scan (no read)");
-                               cur_state = end_state;
-                               require_send = 1;
-#ifdef _DEBUG_JTAG_IO_                         
-                               DEBUG("statemove: %i", end_state);
-#endif
-                               break;
-                       case JTAG_PATHMOVE:
-                               /* only send the maximum buffer size that FT2232C can handle */
-                               predicted_size = 3 * CEIL(cmd->cmd.pathmove->num_states, 7);
-                               if (ft2232_buffer_size + predicted_size + 1 > FT2232_BUFFER_SIZE)
-                               {
-                                       if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)
-                                               retval = ERROR_JTAG_QUEUE_FAILED;
-                                       require_send = 0;
-                                       first_unsent = cmd;
-                               }
-                               ft2232_add_pathmove(cmd->cmd.pathmove);
-                               require_send = 1;
-#ifdef _DEBUG_JTAG_IO_                         
-                               DEBUG("pathmove: %i states, end in %i", cmd->cmd.pathmove->num_states, cmd->cmd.pathmove->path[cmd->cmd.pathmove->num_states - 1]);
-#endif
-                               break;
-                       case JTAG_SCAN:
-                               scan_size = jtag_build_buffer(cmd->cmd.scan, &buffer);
-                               type = jtag_scan_type(cmd->cmd.scan);
-                               predicted_size = ft2232_predict_scan_out(scan_size, type);
-                               if ((predicted_size + 1) > FT2232_BUFFER_SIZE)
-                               {
-                                       DEBUG("oversized ft2232 scan (predicted_size > FT2232_BUFFER_SIZE)");
-                                       /* unsent commands before this */
-                                       if (first_unsent != cmd)
-                                               if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)
-                                                       retval = ERROR_JTAG_QUEUE_FAILED;
-                                       
-                                       /* current command */
-                                       if (cmd->cmd.scan->end_state != -1)
-                                               ft2232_end_state(cmd->cmd.scan->end_state);
-                                       ft2232_large_scan(cmd->cmd.scan, type, buffer, scan_size);
-                                       require_send = 0;
-                                       first_unsent = cmd->next;
-                                       if (buffer)
-                                               free(buffer);
-                                       break;
-                               }
-                               else if (ft2232_buffer_size + predicted_size + 1 > FT2232_BUFFER_SIZE)
-                               {
-                                       DEBUG("ft2232 buffer size reached, sending queued commands (first_unsent: %p, cmd: %p)", first_unsent, cmd);
-                                       if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)
-                                               retval = ERROR_JTAG_QUEUE_FAILED;
-                                       require_send = 0;
-                                       first_unsent = cmd;
-                               }
-                               ft2232_expect_read += ft2232_predict_scan_in(scan_size, type);
-                               //DEBUG("new read size: %i", ft2232_expect_read);
-                               if (cmd->cmd.scan->end_state != -1)
-                                       ft2232_end_state(cmd->cmd.scan->end_state);
-                               ft2232_add_scan(cmd->cmd.scan->ir_scan, type, buffer, scan_size);
-                               require_send = 1;
-                               if (buffer)
-                                       free(buffer);
-#ifdef _DEBUG_JTAG_IO_                         
-                               DEBUG("%s scan, %i bit, end in %i", (cmd->cmd.scan->ir_scan) ? "IR" : "DR", scan_size, end_state);
-#endif
-                               break;
-                       case JTAG_SLEEP:
-                               if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)
-                                       retval = ERROR_JTAG_QUEUE_FAILED;
-                               first_unsent = cmd->next;
-                               jtag_sleep(cmd->cmd.sleep->us);
-#ifdef _DEBUG_JTAG_IO_                         
-                               DEBUG("sleep %i usec", cmd->cmd.sleep->us);
-#endif
-                               break;
-                       default:
-                               ERROR("BUG: unknown JTAG command type encountered");
-                               exit(-1);
-               }
-               cmd = cmd->next;
-       }
-
-       if (require_send > 0)
-               if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)
-                       retval = ERROR_JTAG_QUEUE_FAILED;
-
-       return retval;
-}
-
-#if BUILD_FT2232_FTD2XX == 1
-static int ft2232_init_ftd2xx(u16 vid, u16 pid, int more, int *try_more)
-{
-       FT_STATUS status;
-       DWORD openex_flags = 0;
-       char *openex_string = NULL;
-       u8 latency_timer;
-
-       DEBUG("'ft2232' interface using FTD2XX with '%s' layout (%4.4x:%4.4x)",
-           ft2232_layout, vid, pid);
-
-#if IS_WIN32 == 0
-       /* Add non-standard Vid/Pid to the linux driver */
-       if ((status = FT_SetVIDPID(vid, pid)) != FT_OK)
-       {
-               WARNING("couldn't add %4.4x:%4.4x",
-                   vid, pid);
-       }
-#endif
-
-       if (ft2232_device_desc && ft2232_serial)
-       {
-               WARNING("can't open by device description and serial number, giving precedence to serial");
-               ft2232_device_desc = NULL;
-       }
-       
-       if (ft2232_device_desc)
-       {
-               openex_string = ft2232_device_desc;
-               openex_flags = FT_OPEN_BY_DESCRIPTION;
-       }
-       else if (ft2232_serial)
-       {
-               openex_string = ft2232_serial;
-               openex_flags = FT_OPEN_BY_SERIAL_NUMBER;
-       }
-       else
-       {
-               ERROR("neither device description nor serial number specified");
-               ERROR("please add \"ft2232_device_desc <string>\" or \"ft2232_serial <string>\" to your .cfg file");
-               
-               return ERROR_JTAG_INIT_FAILED;  
-       }
-
-       if ((status = FT_OpenEx(openex_string, openex_flags, &ftdih)) != FT_OK)
-       {
-               DWORD num_devices;
-               
-               if (more) {
-                       WARNING("unable to open ftdi device (trying more): %lu",
-                           status);
-                       *try_more = 1;
-                       return ERROR_JTAG_INIT_FAILED;
-               }
-               ERROR("unable to open ftdi device: %lu", status);
-               status = FT_ListDevices(&num_devices, NULL, FT_LIST_NUMBER_ONLY);
-               if (status == FT_OK)
-               {
-                       char **desc_array = malloc(sizeof(char*) * (num_devices + 1));
-                       int i;
-
-                       for (i = 0; i < num_devices; i++)
-                               desc_array[i] = malloc(64);
-                       desc_array[num_devices] = NULL;
-
-                       status = FT_ListDevices(desc_array, &num_devices, FT_LIST_ALL | openex_flags);
-
-                       if (status == FT_OK)
-                       {
-                               ERROR("ListDevices: %lu\n", num_devices);
-                               for (i = 0; i < num_devices; i++)
-                                       ERROR("%i: %s", i, desc_array[i]);
-                       }
-                       
-                       for (i = 0; i < num_devices; i++)
-                               free(desc_array[i]);
-                       free(desc_array);
-               }
-               else
-               {
-                       printf("ListDevices: NONE\n");
-               }
-               return ERROR_JTAG_INIT_FAILED;
-       }
-
-       if ((status = FT_SetLatencyTimer(ftdih, ft2232_latency)) != FT_OK)
-       {
-               ERROR("unable to set latency timer: %lu", status);
-               return ERROR_JTAG_INIT_FAILED;
-       }
-       
-       if ((status = FT_GetLatencyTimer(ftdih, &latency_timer)) != FT_OK)
-       {
-               ERROR("unable to get latency timer: %lu", status);
-               return ERROR_JTAG_INIT_FAILED;
-       }
-       else
-       {
-               DEBUG("current latency timer: %i", latency_timer);
-       }
-       
-       if ((status = FT_SetTimeouts(ftdih, 5000, 5000)) != FT_OK)
-       {
-               ERROR("unable to set timeouts: %lu", status);
-               return ERROR_JTAG_INIT_FAILED;
-       }
-
-       if ((status = FT_SetBitMode(ftdih, 0x0b, 2)) != FT_OK)
-       {
-               ERROR("unable to enable bit i/o mode: %lu", status);
-               return ERROR_JTAG_INIT_FAILED;
-       }
-
-       return ERROR_OK;
-}
-
-static int ft2232_purge_ftd2xx(void)
-{
-       FT_STATUS status;
-
-       if ((status = FT_Purge(ftdih, FT_PURGE_RX | FT_PURGE_TX)) != FT_OK)
-       {
-               ERROR("error purging ftd2xx device: %lu", status);
-               return ERROR_JTAG_INIT_FAILED;
-       }
-
-       return ERROR_OK;
-}
-#endif /* BUILD_FT2232_FTD2XX == 1 */
-
-#if BUILD_FT2232_LIBFTDI == 1
-static int ft2232_init_libftdi(u16 vid, u16 pid, int more, int *try_more)
-{
-       u8 latency_timer;
-
-       DEBUG("'ft2232' interface using libftdi with '%s' layout (%4.4x:%4.4x)",
-           ft2232_layout, vid, pid);
-
-       if (ftdi_init(&ftdic) < 0)
-               return ERROR_JTAG_INIT_FAILED;
-
-       /* context, vendor id, product id */
-       if (ftdi_usb_open_desc(&ftdic, vid, pid, ft2232_device_desc,
-           ft2232_serial) < 0) {
-               if (more)
-                       WARNING("unable to open ftdi device (trying more): %s",
-                            ftdic.error_str);
-               else
-                       ERROR("unable to open ftdi device: %s", ftdic.error_str);
-               *try_more = 1;
-               return ERROR_JTAG_INIT_FAILED;
-       }
-
-       if (ftdi_set_interface(&ftdic, INTERFACE_A) < 0)
-       {
-               ERROR("unable to select FT2232 channel A: %s", ftdic.error_str);
-               return ERROR_JTAG_INIT_FAILED;
-       }
-
-       if (ftdi_usb_reset(&ftdic) < 0)
-       {
-               ERROR("unable to reset ftdi device");
-               return ERROR_JTAG_INIT_FAILED;
-       }
-
-       if (ftdi_set_latency_timer(&ftdic, ft2232_latency) < 0)
-       {
-               ERROR("unable to set latency timer");
-               return ERROR_JTAG_INIT_FAILED;
-       }
-       
-       if (ftdi_get_latency_timer(&ftdic, &latency_timer) < 0)
-       {
-               ERROR("unable to get latency timer");
-               return ERROR_JTAG_INIT_FAILED;
-       }
-       else
-       {
-               DEBUG("current latency timer: %i", latency_timer);
-       }
-
-       ftdi_set_bitmode(&ftdic, 0x0b, 2); /* ctx, JTAG I/O mask */
-
-       return ERROR_OK;
-}
-
-static int ft2232_purge_libftdi(void)
-{
-       if (ftdi_usb_purge_buffers(&ftdic) < 0)
-       {
-               ERROR("ftdi_purge_buffers: %s", ftdic.error_str);
-               return ERROR_JTAG_INIT_FAILED;
-       }
-
-       return ERROR_OK;
-}
-#endif /* BUILD_FT2232_LIBFTDI == 1 */
-
-int ft2232_init(void)
-{
-       u8 buf[1];
-       int retval;
-       u32 bytes_written;
-       ft2232_layout_t *cur_layout = ft2232_layouts;
-       int i;
-       
-       if ((ft2232_layout == NULL) || (ft2232_layout[0] == 0))
-       {
-               ft2232_layout = "usbjtag";
-               WARNING("No ft2232 layout specified, using default 'usbjtag'");
-       }
-       
-       while (cur_layout->name)
-       {
-               if (strcmp(cur_layout->name, ft2232_layout) == 0)
-               {
-                       layout = cur_layout;
-                       break;
-               }
-               cur_layout++;
-       }
-
-       if (!layout)
-       {
-               ERROR("No matching layout found for %s", ft2232_layout);
-               return ERROR_JTAG_INIT_FAILED;
-       }
-       
-       for (i = 0; 1; i++) {
-               /*
-                * "more indicates that there are more IDs to try, so we should
-                * not print an error for an ID mismatch (but for anything
-                * else, we should).
-                *
-                * try_more indicates that the error code returned indicates an
-                * ID mismatch (and nothing else) and that we should proceeed
-                * with the next ID pair.
-                */
-               int more = ft2232_vid[i+1] || ft2232_pid[i+1];
-               int try_more = 0;
-
-#if BUILD_FT2232_FTD2XX == 1
-               retval = ft2232_init_ftd2xx(ft2232_vid[i], ft2232_pid[i],
-                   more, &try_more);
-#elif BUILD_FT2232_LIBFTDI == 1
-               retval = ft2232_init_libftdi(ft2232_vid[i], ft2232_pid[i],
-                   more, &try_more);
-#endif 
-               if (retval >= 0)
-                       break;
-               if (!more || !try_more)
-                       return retval;
-       }
-
-       ft2232_buffer_size = 0;
-       ft2232_buffer = malloc(FT2232_BUFFER_SIZE);
-
-       if (layout->init() != ERROR_OK)
-               return ERROR_JTAG_INIT_FAILED;
-
-       ft2232_speed(jtag_speed);
-
-       buf[0] = 0x85; /* Disconnect TDI/DO to TDO/DI for Loopback */
-       if (((retval = ft2232_write(buf, 1, &bytes_written)) != ERROR_OK) || (bytes_written != 1))
-       {
-               ERROR("couldn't write to FT2232 to disable loopback");
-               return ERROR_JTAG_INIT_FAILED;
-       }
-
-#if BUILD_FT2232_FTD2XX == 1
-       return ft2232_purge_ftd2xx();
-#elif BUILD_FT2232_LIBFTDI == 1
-       return ft2232_purge_libftdi();
-#endif 
-
-       return ERROR_OK;
-}
-
-int usbjtag_init(void)
-{
-       u8 buf[3];
-       u32 bytes_written;
-       
-       low_output = 0x08;
-       low_direction = 0x0b;
-       
-       if (strcmp(ft2232_layout, "usbjtag") == 0)
-       {
-               nTRST = 0x10;
-               nTRSTnOE = 0x10;
-               nSRST = 0x40;
-               nSRSTnOE = 0x40;
-       }
-       else if (strcmp(ft2232_layout, "signalyzer") == 0)
-       {
-               nTRST = 0x10;
-               nTRSTnOE = 0x10;
-               nSRST = 0x20;
-               nSRSTnOE = 0x20;
-       }
-       else if (strcmp(ft2232_layout, "evb_lm3s811") == 0)
-       {
-               nTRST = 0x0;
-               nTRSTnOE = 0x00;
-               nSRST = 0x20;
-               nSRSTnOE = 0x20;
-               low_output = 0x88;
-               low_direction = 0x8b;
-       }
-       else
-       {
-               ERROR("BUG: usbjtag_init called for unknown layout '%s'", ft2232_layout);
-               return ERROR_JTAG_INIT_FAILED;  
-       }
-       
-       if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
-       {
-               low_direction &= ~nTRSTnOE; /* nTRST input */
-               low_output &= ~nTRST; /* nTRST = 0 */
-       }
-       else
-       {
-               low_direction |= nTRSTnOE; /* nTRST output */
-               low_output |= nTRST; /* nTRST = 1 */
-       }
-       
-       if (jtag_reset_config & RESET_SRST_PUSH_PULL)
-       {
-               low_direction |= nSRSTnOE; /* nSRST output */
-               low_output |= nSRST; /* nSRST = 1 */
-       }
-       else
-       {
-               low_direction &= ~nSRSTnOE; /* nSRST input */
-               low_output &= ~nSRST; /* nSRST = 0 */
-       }
-       
-       /* initialize low byte for jtag */
-       buf[0] = 0x80; /* command "set data bits low byte" */
-       buf[1] = low_output; /* value (TMS=1,TCK=0, TDI=0, xRST high) */
-       buf[2] = low_direction; /* dir (output=1), TCK/TDI/TMS=out, TDO=in */
-       DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);
-       
-       if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))
-       {
-               ERROR("couldn't initialize FT2232 with 'USBJTAG' layout"); 
-               return ERROR_JTAG_INIT_FAILED;
-       }
-
-       return ERROR_OK;
-}
-
-int jtagkey_init(void)
-{
-       u8 buf[3];
-       u32 bytes_written;
-       
-       low_output = 0x08;
-       low_direction = 0x1b;
-       
-       /* initialize low byte for jtag */
-       buf[0] = 0x80; /* command "set data bits low byte" */
-       buf[1] = low_output; /* value (TMS=1,TCK=0, TDI=0, nOE=0) */
-       buf[2] = low_direction; /* dir (output=1), TCK/TDI/TMS=out, TDO=in, nOE=out */
-       DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);
-       
-       if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))
-       {
-               ERROR("couldn't initialize FT2232 with 'JTAGkey' layout"); 
-               return ERROR_JTAG_INIT_FAILED;
-       }
-       
-       if (strcmp(layout->name, "jtagkey") == 0)
-       {
-               nTRST = 0x01;
-               nTRSTnOE = 0x4;
-               nSRST = 0x02;
-               nSRSTnOE = 0x08;
-       }
-       else if ((strcmp(layout->name, "jtagkey_prototype_v1") == 0) ||
-               (strcmp(layout->name, "oocdlink") == 0))
-       {
-               nTRST = 0x02;
-               nTRSTnOE = 0x1;
-               nSRST = 0x08;
-               nSRSTnOE = 0x04;
-       }
-       else
-       {
-               ERROR("BUG: jtagkey_init called for non jtagkey layout");
-               exit(-1);
-       }
-       
-       high_output = 0x0;
-       high_direction = 0x0f;
-
-       if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
-       {
-               high_output |= nTRSTnOE;
-               high_output &= ~nTRST;
-       }
-       else
-       {
-               high_output &= ~nTRSTnOE;
-               high_output |= nTRST;
-       }
-       
-       if (jtag_reset_config & RESET_SRST_PUSH_PULL)
-       {
-               high_output &= ~nSRSTnOE;
-               high_output |= nSRST;
-       }
-       else
-       {
-               high_output |= nSRSTnOE;
-               high_output &= ~nSRST;
-       }
-       
-       /* initialize high port */
-       buf[0] = 0x82; /* command "set data bits high byte" */
-       buf[1] = high_output; /* value */
-       buf[2] = high_direction;   /* all outputs (xRST and xRSTnOE) */
-       DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);
-       
-       if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))
-       {
-               ERROR("couldn't initialize FT2232 with 'JTAGkey' layout"); 
-               return ERROR_JTAG_INIT_FAILED;
-       }
-       
-       return ERROR_OK;
-}
-
-int olimex_jtag_init(void)
-{
-       u8 buf[3];
-       u32 bytes_written;
-       
-       low_output = 0x08;
-       low_direction = 0x1b;
-       
-       /* initialize low byte for jtag */
-       buf[0] = 0x80; /* command "set data bits low byte" */
-       buf[1] = low_output; /* value (TMS=1,TCK=0, TDI=0, nOE=0) */
-       buf[2] = low_direction; /* dir (output=1), TCK/TDI/TMS=out, TDO=in, nOE=out */
-       DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);
-       
-       if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))
-       {
-               ERROR("couldn't initialize FT2232 with 'JTAGkey' layout"); 
-               return ERROR_JTAG_INIT_FAILED;
-       }
-       
-       nTRST = 0x01;
-       nTRSTnOE = 0x4;
-       nSRST = 0x02;
-       nSRSTnOE = 0x00; /* no output enable for nSRST */
-
-       high_output = 0x0;
-       high_direction = 0x0f;
-
-       if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
-       {
-               high_output |= nTRSTnOE;
-               high_output &= ~nTRST;
-       }
-       else
-       {
-               high_output &= ~nTRSTnOE;
-               high_output |= nTRST;
-       }
-       
-       if (jtag_reset_config & RESET_SRST_PUSH_PULL)
-       {
-               ERROR("can't set nSRST to push-pull on the Olimex ARM-USB-OCD");
-       }
-       else
-       {
-               high_output &= ~nSRST;
-       }
-       
-       /* turn red LED on */
-       high_output |= 0x08;
-       
-       /* initialize high port */
-       buf[0] = 0x82; /* command "set data bits high byte" */
-       buf[1] = high_output; /* value */
-       buf[2] = high_direction;   /* all outputs (xRST and xRSTnOE) */
-       DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);
-       
-       if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))
-       {
-               ERROR("couldn't initialize FT2232 with 'JTAGkey' layout"); 
-               return ERROR_JTAG_INIT_FAILED;
-       }
-       
-       return ERROR_OK;
-}
-
-int flyswatter_init(void)
-{
-       u8 buf[3];
-       u32 bytes_written;
-       
-       low_output = 0x18;
-       low_direction = 0xfb;
-       
-       /* initialize low byte for jtag */
-       buf[0] = 0x80; /* command "set data bits low byte" */
-       buf[1] = low_output; /* value (TMS=1,TCK=0, TDI=0, nOE=0) */
-       buf[2] = low_direction; /* dir (output=1), TCK/TDI/TMS=out, TDO=in, nOE[12]=out, n[ST]srst=out */
-       DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);
-       
-       if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))
-       {
-               ERROR("couldn't initialize FT2232 with 'flyswatter' layout"); 
-               return ERROR_JTAG_INIT_FAILED;
-       }
-       
-       nTRST = 0x10;
-       nTRSTnOE = 0x0; /* not output enable for nTRST */
-       nSRST = 0x20;
-       nSRSTnOE = 0x00; /* no output enable for nSRST */
-
-       high_output = 0x00;
-       high_direction = 0x0c;
-
-       /* turn red LED1 on, LED2 off */
-       high_output |= 0x08;
-       
-       /* initialize high port */
-       buf[0] = 0x82; /* command "set data bits high byte" */
-       buf[1] = high_output; /* value */
-       buf[2] = high_direction;   /* all outputs (xRST and xRSTnOE) */
-       DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);
-       
-       if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))
-       {
-               ERROR("couldn't initialize FT2232 with 'flyswatter' layout"); 
-               return ERROR_JTAG_INIT_FAILED;
-       }
-       
-       return ERROR_OK;
-}
-
-int turtle_init(void)
-{
-       u8 buf[3];
-       u32 bytes_written;
-       
-       low_output = 0x08;
-       low_direction = 0x5b;
-       
-       /* initialize low byte for jtag */
-       buf[0] = 0x80; /* command "set data bits low byte" */
-       buf[1] = low_output; /* value (TMS=1,TCK=0, TDI=0, nOE=0) */
-       buf[2] = low_direction; /* dir (output=1), TCK/TDI/TMS=out, TDO=in, nOE=out */
-       DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);
-       
-       if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))
-       {
-               ERROR("couldn't initialize FT2232 with 'turtelizer2' layout"); 
-               return ERROR_JTAG_INIT_FAILED;
-       }
-       
-       nSRST = 0x40;
-       
-       high_output = 0x00;
-       high_direction = 0x0C;
-       
-       /* initialize high port */
-       buf[0] = 0x82; /* command "set data bits high byte" */
-       buf[1] = high_output;
-       buf[2] = high_direction;
-       DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);
-       
-       if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))
-       {
-               ERROR("couldn't initialize FT2232 with 'turtelizer2' layout"); 
-               return ERROR_JTAG_INIT_FAILED;
-       }
-       
-       return ERROR_OK;
-}
-
-int comstick_init(void)
-{
-       u8 buf[3];
-       u32 bytes_written;
-       
-       low_output = 0x08;
-       low_direction = 0x0b;
-       
-       /* initialize low byte for jtag */
-       buf[0] = 0x80; /* command "set data bits low byte" */
-       buf[1] = low_output; /* value (TMS=1,TCK=0, TDI=0, nOE=0) */
-       buf[2] = low_direction; /* dir (output=1), TCK/TDI/TMS=out, TDO=in, nOE=out */
-       DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);
-       
-       if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))
-       {
-               ERROR("couldn't initialize FT2232 with 'comstick' layout"); 
-               return ERROR_JTAG_INIT_FAILED;
-       }
-       
-       nTRST = 0x01;
-       nTRSTnOE = 0x00; /* no output enable for nTRST */
-       nSRST = 0x02;
-       nSRSTnOE = 0x00; /* no output enable for nSRST */
-       
-       high_output = 0x03;
-       high_direction = 0x03;
-       
-       /* initialize high port */
-       buf[0] = 0x82; /* command "set data bits high byte" */
-       buf[1] = high_output;
-       buf[2] = high_direction;
-       DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);
-       
-       if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))
-       {
-               ERROR("couldn't initialize FT2232 with 'comstick' layout"); 
-               return ERROR_JTAG_INIT_FAILED;
-       }
-       
-       return ERROR_OK;
-}
-
-int stm32stick_init(void)
-{
-       u8 buf[3];
-       u32 bytes_written;
-       
-       low_output = 0x88;
-       low_direction = 0x8b;
-       
-       /* initialize low byte for jtag */
-       buf[0] = 0x80; /* command "set data bits low byte" */
-       buf[1] = low_output; /* value (TMS=1,TCK=0, TDI=0, nOE=0) */
-       buf[2] = low_direction; /* dir (output=1), TCK/TDI/TMS=out, TDO=in, nOE=out */
-       DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);
-       
-       if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))
-       {
-               ERROR("couldn't initialize FT2232 with 'stm32stick' layout"); 
-               return ERROR_JTAG_INIT_FAILED;
-       }
-               
-       nTRST = 0x01;
-       nTRSTnOE = 0x00; /* no output enable for nTRST */
-       nSRST = 0x80;
-       nSRSTnOE = 0x00; /* no output enable for nSRST */
-       
-       high_output = 0x01;
-       high_direction = 0x03;
-       
-       /* initialize high port */
-       buf[0] = 0x82; /* command "set data bits high byte" */
-       buf[1] = high_output;
-       buf[2] = high_direction;
-       DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);
-       
-       if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))
-       {
-               ERROR("couldn't initialize FT2232 with 'stm32stick' layout"); 
-               return ERROR_JTAG_INIT_FAILED;
-       }
-       
-       return ERROR_OK;
-}
-
-void olimex_jtag_blink(void)
-{
-       /* Olimex ARM-USB-OCD has a LED connected to ACBUS3
-        * ACBUS3 is bit 3 of the GPIOH port
-        */
-       if (high_output & 0x08)
-       {
-               /* set port pin high */
-               high_output &= 0x07;
-       }
-       else
-       {
-               /* set port pin low */
-               high_output |= 0x08;
-       }
-       
-       BUFFER_ADD = 0x82;
-       BUFFER_ADD = high_output;
-       BUFFER_ADD = high_direction;
-}
-
-void turtle_jtag_blink(void)
-{
-       /* 
-   * Turtelizer2 has two LEDs connected to ACBUS2 and ACBUS3
-        */
-       if (high_output & 0x08)
-       {
-               high_output = 0x04;
-       }
-       else
-       {
-               high_output = 0x08;
-       }
-       
-       BUFFER_ADD = 0x82;
-       BUFFER_ADD = high_output;
-       BUFFER_ADD = high_direction;
-}
-
-
-int ft2232_quit(void)
-{
-#if BUILD_FT2232_FTD2XX == 1
-       FT_STATUS status;
-
-       status = FT_Close(ftdih);
-#elif BUILD_FT2232_LIBFTDI == 1
-       ftdi_disable_bitbang(&ftdic);
-       
-       ftdi_usb_close(&ftdic);
-       
-       ftdi_deinit(&ftdic);
-#endif
-
-       free(ft2232_buffer);
-       ft2232_buffer = NULL;
-
-       return ERROR_OK;
-}
-
-int ft2232_handle_device_desc_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
-       if (argc == 1)
-       {
-               ft2232_device_desc = strdup(args[0]);
-       }
-       else
-       {
-               ERROR("expected exactly one argument to ft2232_device_desc <description>");
-       }
-       
-       return ERROR_OK;
-}
-
-int ft2232_handle_serial_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
-       if (argc == 1)
-       {
-               ft2232_serial = strdup(args[0]);
-       }
-       else
-       {
-               ERROR("expected exactly one argument to ft2232_serial <serial-number>");
-       }
-       
-       return ERROR_OK;
-}
-
-int ft2232_handle_layout_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
-       if (argc == 0)
-               return ERROR_OK;
-
-       ft2232_layout = malloc(strlen(args[0]) + 1);
-       strcpy(ft2232_layout, args[0]);
-
-       return ERROR_OK;
-}
-
-int ft2232_handle_vid_pid_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
-       int i;
-
-       if (argc > MAX_USB_IDS*2) {
-               WARNING("ignoring extra IDs in ft2232_vid_pid "
-                   "(maximum is %d pairs)", MAX_USB_IDS);
-               argc = MAX_USB_IDS*2;
-       }
-       if (argc < 2 || (argc & 1))
-       {
-               WARNING("incomplete ft2232_vid_pid configuration directive");
-               if (argc < 2)
-                       return ERROR_OK;
-       }
-
-       for (i = 0; i+1 < argc; i += 2) {
-               ft2232_vid[i >> 1] = strtol(args[i], NULL, 0);
-               ft2232_pid[i >> 1] = strtol(args[i+1], NULL, 0);
-       }
-       /*
-        * Explicitly terminate, in case there are multiples instances of
-        * ft2232_vid_pid.
-        */
-       ft2232_vid[i >> 1] = ft2232_pid[i >> 1] = 0;
-
-       return ERROR_OK;
-}
-
-int ft2232_handle_latency_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
-       if (argc == 1)
-       {
-               ft2232_latency = atoi(args[0]);
-       }
-       else
-       {
-               ERROR("expected exactly one argument to ft2232_latency <ms>");
-       }
-       
-       return ERROR_OK;
-}
-
-
+/***************************************************************************\r
+ *   Copyright (C) 2004, 2006 by Dominic Rath                              *\r
+ *   Dominic.Rath@gmx.de                                                   *\r
+ *                                                                         *\r
+ *   This program is free software; you can redistribute it and/or modify  *\r
+ *   it under the terms of the GNU General Public License as published by  *\r
+ *   the Free Software Foundation; either version 2 of the License, or     *\r
+ *   (at your option) any later version.                                   *\r
+ *                                                                         *\r
+ *   This program is distributed in the hope that it will be useful,       *\r
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *\r
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *\r
+ *   GNU General Public License for more details.                          *\r
+ *                                                                         *\r
+ *   You should have received a copy of the GNU General Public License     *\r
+ *   along with this program; if not, write to the                         *\r
+ *   Free Software Foundation, Inc.,                                       *\r
+ *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *\r
+ ***************************************************************************/\r
+#ifdef HAVE_CONFIG_H\r
+#include "config.h"\r
+#endif\r
+\r
+#if IS_CYGWIN == 1\r
+#include "windows.h"\r
+#undef ERROR\r
+#endif\r
+\r
+#include "replacements.h"\r
+\r
+/* project specific includes */\r
+#include "log.h"\r
+#include "types.h"\r
+#include "jtag.h"\r
+#include "configuration.h"\r
+#include "time_support.h"\r
+\r
+/* system includes */\r
+#include <string.h>\r
+#include <stdlib.h>\r
+#include <unistd.h>\r
+\r
+/* FT2232 access library includes */\r
+#if BUILD_FT2232_FTD2XX == 1\r
+#include <ftd2xx.h>\r
+#elif BUILD_FT2232_LIBFTDI == 1\r
+#include <ftdi.h>\r
+#endif\r
+\r
+#include <sys/time.h>\r
+#include <time.h>\r
+\r
+/* enable this to debug io latency\r
+ */\r
+#if 0\r
+#define _DEBUG_USB_IO_\r
+#endif\r
+\r
+/* enable this to debug communication\r
+ */\r
+#if 0\r
+#define _DEBUG_USB_COMMS_\r
+#endif\r
+\r
+int ft2232_execute_queue(void);\r
+\r
+int ft2232_speed(int speed);\r
+int ft2232_register_commands(struct command_context_s *cmd_ctx);\r
+int ft2232_init(void);\r
+int ft2232_quit(void);\r
+\r
+int ft2232_handle_device_desc_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int ft2232_handle_serial_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int ft2232_handle_layout_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int ft2232_handle_vid_pid_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int ft2232_handle_latency_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+\r
+char *ft2232_device_desc = NULL;\r
+char *ft2232_serial = NULL;\r
+char *ft2232_layout = NULL;\r
+unsigned char ft2232_latency = 2;\r
+\r
+#define MAX_USB_IDS    8\r
+/* vid = pid = 0 marks the end of the list */\r
+static u16 ft2232_vid[MAX_USB_IDS+1] = { 0x0403, 0 };\r
+static u16 ft2232_pid[MAX_USB_IDS+1] = { 0x6010, 0 };\r
+\r
+typedef struct ft2232_layout_s\r
+{\r
+       char* name;\r
+       int(*init)(void);\r
+       void(*reset)(int trst, int srst);\r
+       void(*blink)(void);\r
+} ft2232_layout_t;\r
+\r
+/* init procedures for supported layouts */\r
+int usbjtag_init(void);\r
+int jtagkey_init(void);\r
+int olimex_jtag_init(void);\r
+int flyswatter_init(void);\r
+int turtle_init(void);\r
+int comstick_init(void);\r
+int stm32stick_init(void);\r
+\r
+/* reset procedures for supported layouts */\r
+void usbjtag_reset(int trst, int srst);\r
+void jtagkey_reset(int trst, int srst);\r
+void olimex_jtag_reset(int trst, int srst);\r
+void flyswatter_reset(int trst, int srst);\r
+void turtle_reset(int trst, int srst);\r
+void comstick_reset(int trst, int srst);\r
+void stm32stick_reset(int trst, int srst);\r
+\r
+/* blink procedures for layouts that support a blinking led */\r
+void olimex_jtag_blink(void);\r
+void turtle_jtag_blink(void);\r
+\r
+ft2232_layout_t ft2232_layouts[] =\r
+{\r
+       {"usbjtag", usbjtag_init, usbjtag_reset, NULL},\r
+       {"jtagkey", jtagkey_init, jtagkey_reset, NULL},\r
+       {"jtagkey_prototype_v1", jtagkey_init, jtagkey_reset, NULL},\r
+       {"oocdlink", jtagkey_init, jtagkey_reset, NULL},\r
+       {"signalyzer", usbjtag_init, usbjtag_reset, NULL},\r
+       {"evb_lm3s811", usbjtag_init, usbjtag_reset, NULL},\r
+       {"olimex-jtag", olimex_jtag_init, olimex_jtag_reset, olimex_jtag_blink},\r
+       {"flyswatter", flyswatter_init, flyswatter_reset, NULL},\r
+       {"turtelizer2", turtle_init, turtle_reset, turtle_jtag_blink},\r
+       {"comstick", comstick_init, comstick_reset, NULL},\r
+       {"stm32stick", stm32stick_init, stm32stick_reset, NULL},\r
+       {NULL, NULL, NULL},\r
+};\r
+\r
+static u8 nTRST, nTRSTnOE, nSRST, nSRSTnOE;\r
+\r
+static ft2232_layout_t *layout;\r
+static u8 low_output = 0x0;\r
+static u8 low_direction = 0x0;\r
+static u8 high_output = 0x0;\r
+static u8 high_direction = 0x0;\r
+\r
+#if BUILD_FT2232_FTD2XX == 1\r
+static FT_HANDLE ftdih = NULL;\r
+#elif BUILD_FT2232_LIBFTDI == 1\r
+static struct ftdi_context ftdic;\r
+#endif\r
+\r
+static u8 *ft2232_buffer = NULL;\r
+static int ft2232_buffer_size = 0;\r
+static int ft2232_read_pointer = 0;\r
+static int ft2232_expect_read = 0;\r
+#define FT2232_BUFFER_SIZE     131072\r
+#define BUFFER_ADD ft2232_buffer[ft2232_buffer_size++]\r
+#define BUFFER_READ ft2232_buffer[ft2232_read_pointer++]\r
+\r
+jtag_interface_t ft2232_interface = \r
+{\r
+       \r
+       .name = "ft2232",\r
+       \r
+       .execute_queue = ft2232_execute_queue,\r
+       \r
+       .speed = ft2232_speed,\r
+       .register_commands = ft2232_register_commands,\r
+       .init = ft2232_init,\r
+       .quit = ft2232_quit,\r
+};\r
+\r
+int ft2232_write(u8 *buf, int size, u32* bytes_written)\r
+{\r
+#if BUILD_FT2232_FTD2XX == 1\r
+       FT_STATUS status;\r
+       DWORD dw_bytes_written;\r
+       if ((status = FT_Write(ftdih, buf, size, &dw_bytes_written)) != FT_OK)\r
+       {\r
+               *bytes_written = dw_bytes_written;\r
+               ERROR("FT_Write returned: %lu", status);\r
+               return ERROR_JTAG_DEVICE_ERROR;\r
+       }\r
+       else\r
+       {\r
+               *bytes_written = dw_bytes_written;\r
+               return ERROR_OK;        \r
+       }\r
+#elif BUILD_FT2232_LIBFTDI == 1\r
+       int retval;\r
+       if ((retval = ftdi_write_data(&ftdic, buf, size)) < 0)\r
+       {\r
+               *bytes_written = 0;\r
+               ERROR("ftdi_write_data: %s", ftdi_get_error_string(&ftdic));\r
+               return ERROR_JTAG_DEVICE_ERROR;\r
+       }\r
+       else\r
+       {\r
+               *bytes_written = retval;\r
+               return ERROR_OK;        \r
+       }\r
+#endif\r
+}\r
+\r
+int ft2232_read(u8* buf, int size, u32* bytes_read)\r
+{\r
+#if BUILD_FT2232_FTD2XX == 1\r
+       DWORD dw_bytes_read;\r
+       FT_STATUS status;\r
+       int timeout = 5;\r
+       *bytes_read = 0;\r
+\r
+       while ((*bytes_read < size) && timeout--)\r
+       {\r
+               if ((status = FT_Read(ftdih, buf + *bytes_read, size - \r
+                       *bytes_read, &dw_bytes_read)) != FT_OK)         \r
+               {\r
+                       *bytes_read = 0; \r
+                       ERROR("FT_Read returned: %lu", status);\r
+                       return ERROR_JTAG_DEVICE_ERROR;\r
+               }\r
+               *bytes_read += dw_bytes_read; \r
+       }\r
+#elif BUILD_FT2232_LIBFTDI == 1\r
+       int retval;\r
+       int timeout = 100;\r
+       *bytes_read = 0;\r
+       \r
+       while ((*bytes_read < size) && timeout--)\r
+       {\r
+               if ((retval = ftdi_read_data(&ftdic, buf + *bytes_read, size - *bytes_read)) < 0)\r
+               {\r
+                       *bytes_read = 0;\r
+                       ERROR("ftdi_read_data: %s", ftdi_get_error_string(&ftdic));\r
+                       return ERROR_JTAG_DEVICE_ERROR;\r
+               }\r
+               *bytes_read += retval;\r
+       }\r
+#endif\r
+\r
+       if (*bytes_read < size)\r
+       {\r
+               ERROR("couldn't read the requested number of bytes from FT2232 device (%i < %i)", *bytes_read, size);\r
+               return ERROR_JTAG_DEVICE_ERROR;\r
+       }\r
+       \r
+       return ERROR_OK;\r
+}\r
+\r
+int ft2232_speed(int speed)\r
+{\r
+       u8 buf[3];\r
+       int retval;\r
+       u32 bytes_written;\r
+\r
+       buf[0] = 0x86; /* command "set divisor" */\r
+       buf[1] = speed & 0xff; /* valueL (0=6MHz, 1=3MHz, 2=2.0MHz, ...*/\r
+       buf[2] = (speed >> 8) & 0xff; /* valueH */\r
+       \r
+       DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);\r
+       if (((retval = ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))\r
+       {\r
+               ERROR("couldn't set FT2232 TCK speed");\r
+               return retval;\r
+       }\r
+\r
+       jtag_speed = speed;\r
+       \r
+       return ERROR_OK;\r
+}\r
+\r
+int ft2232_register_commands(struct command_context_s *cmd_ctx)\r
+{\r
+       register_command(cmd_ctx, NULL, "ft2232_device_desc", ft2232_handle_device_desc_command,\r
+               COMMAND_CONFIG, NULL);\r
+       register_command(cmd_ctx, NULL, "ft2232_serial", ft2232_handle_serial_command,\r
+               COMMAND_CONFIG, NULL);\r
+       register_command(cmd_ctx, NULL, "ft2232_layout", ft2232_handle_layout_command,\r
+               COMMAND_CONFIG, NULL);\r
+       register_command(cmd_ctx, NULL, "ft2232_vid_pid", ft2232_handle_vid_pid_command,\r
+                                        COMMAND_CONFIG, NULL);\r
+       register_command(cmd_ctx, NULL, "ft2232_latency", ft2232_handle_latency_command,\r
+                                        COMMAND_CONFIG, NULL);\r
+       return ERROR_OK;\r
+}\r
+\r
+void ft2232_end_state(enum tap_state state)\r
+{\r
+       if (tap_move_map[state] != -1)\r
+               end_state = state;\r
+       else\r
+       {\r
+               ERROR("BUG: %i is not a valid end state", state);\r
+               exit(-1);\r
+       }\r
+}\r
+\r
+void ft2232_read_scan(enum scan_type type, u8* buffer, int scan_size)\r
+{\r
+       int num_bytes = ((scan_size + 7) / 8);\r
+       int bits_left = scan_size;\r
+       int cur_byte = 0;\r
+\r
+       while(num_bytes-- > 1)\r
+       {\r
+               buffer[cur_byte] = BUFFER_READ;\r
+               cur_byte++;\r
+               bits_left -= 8;\r
+       }\r
+\r
+       buffer[cur_byte] = 0x0;\r
+\r
+       if (bits_left > 1)\r
+       {\r
+               buffer[cur_byte] = BUFFER_READ >> 1;\r
+       }\r
+\r
+       buffer[cur_byte] = (buffer[cur_byte] | ((BUFFER_READ & 0x02) << 6)) >> (8 - bits_left);\r
+\r
+}\r
+\r
+void ft2232_debug_dump_buffer(void)\r
+{\r
+       int i;\r
+       char line[256];\r
+       char *line_p = line;\r
+       \r
+       for (i = 0; i < ft2232_buffer_size; i++)\r
+       {\r
+               line_p += snprintf(line_p, 256 - (line_p - line), "%2.2x ", ft2232_buffer[i]);\r
+               if (i % 16 == 15)\r
+               {\r
+                       DEBUG("%s", line);\r
+                       line_p = line;\r
+               }\r
+       }\r
+       \r
+       if (line_p != line)\r
+               DEBUG("%s", line);\r
+}\r
+\r
+int ft2232_send_and_recv(jtag_command_t *first, jtag_command_t *last)\r
+{\r
+       jtag_command_t *cmd;\r
+       u8 *buffer;\r
+       int scan_size;\r
+       enum scan_type type;\r
+       int retval;\r
+       u32 bytes_written;\r
+       u32 bytes_read;\r
+       \r
+#ifdef _DEBUG_USB_IO_\r
+       struct timeval start, inter, inter2, end;\r
+       struct timeval d_inter, d_inter2, d_end;\r
+#endif\r
+\r
+#ifdef _DEBUG_USB_COMMS_\r
+       DEBUG("write buffer (size %i):", ft2232_buffer_size);\r
+       ft2232_debug_dump_buffer();\r
+#endif\r
+\r
+#ifdef _DEBUG_USB_IO_\r
+       gettimeofday(&start, NULL);     \r
+#endif\r
+\r
+       if ((retval = ft2232_write(ft2232_buffer, ft2232_buffer_size, &bytes_written)) != ERROR_OK)\r
+       {\r
+               ERROR("couldn't write MPSSE commands to FT2232");\r
+               exit(-1);\r
+       }\r
+       \r
+#ifdef _DEBUG_USB_IO_\r
+       gettimeofday(&inter, NULL);     \r
+#endif\r
+       \r
+       if (ft2232_expect_read)\r
+       {\r
+               int timeout = 100;\r
+               ft2232_buffer_size = 0;\r
+               \r
+#ifdef _DEBUG_USB_IO_\r
+               gettimeofday(&inter2, NULL);    \r
+#endif\r
+               \r
+               if ((retval = ft2232_read(ft2232_buffer, ft2232_expect_read, &bytes_read)) != ERROR_OK)\r
+               {\r
+                       ERROR("couldn't read from FT2232");\r
+                       exit(-1);\r
+               }\r
+               \r
+#ifdef _DEBUG_USB_IO_\r
+               gettimeofday(&end, NULL);       \r
+\r
+               timeval_subtract(&d_inter, &inter, &start);\r
+               timeval_subtract(&d_inter2, &inter2, &start);\r
+               timeval_subtract(&d_end, &end, &start);\r
+\r
+               INFO("inter: %i.%i, inter2: %i.%i end: %i.%i", d_inter.tv_sec, d_inter.tv_usec, d_inter2.tv_sec, d_inter2.tv_usec, d_end.tv_sec, d_end.tv_usec);\r
+#endif\r
+       \r
+               \r
+               ft2232_buffer_size = bytes_read;\r
+               \r
+               if (ft2232_expect_read != ft2232_buffer_size)\r
+               {\r
+                       ERROR("ft2232_expect_read (%i) != ft2232_buffer_size (%i) (%i retries)", ft2232_expect_read, ft2232_buffer_size, 100 - timeout);\r
+                       ft2232_debug_dump_buffer();     \r
+\r
+                       exit(-1);\r
+               }\r
+\r
+#ifdef _DEBUG_USB_COMMS_\r
+               DEBUG("read buffer (%i retries): %i bytes", 100 - timeout, ft2232_buffer_size);\r
+               ft2232_debug_dump_buffer();\r
+#endif\r
+       }\r
+\r
+       ft2232_expect_read = 0;\r
+       ft2232_read_pointer = 0;\r
+       \r
+       /* return ERROR_OK, unless a jtag_read_buffer returns a failed check\r
+        * that wasn't handled by a caller-provided error handler\r
+        */ \r
+       retval = ERROR_OK;\r
+       \r
+       cmd = first;\r
+       while (cmd != last)\r
+       {\r
+               switch (cmd->type)\r
+               {\r
+                       case JTAG_SCAN:\r
+                               type = jtag_scan_type(cmd->cmd.scan);\r
+                               if (type != SCAN_OUT)\r
+                               {\r
+                                       scan_size = jtag_scan_size(cmd->cmd.scan);\r
+                                       buffer = calloc(CEIL(scan_size, 8), 1);\r
+                                       ft2232_read_scan(type, buffer, scan_size);\r
+                                       if (jtag_read_buffer(buffer, cmd->cmd.scan) != ERROR_OK)\r
+                                               retval = ERROR_JTAG_QUEUE_FAILED;\r
+                                       free(buffer);\r
+                               }\r
+                               break;\r
+                       default:\r
+                               break;\r
+               }\r
+               cmd = cmd->next;\r
+       }\r
+       \r
+       ft2232_buffer_size = 0;\r
+\r
+       return retval;\r
+}\r
+\r
+void ft2232_add_pathmove(pathmove_command_t *cmd)\r
+{\r
+       int num_states = cmd->num_states;\r
+       u8 tms_byte;\r
+       int state_count;\r
+\r
+       state_count = 0;\r
+       while (num_states)\r
+       {\r
+               tms_byte = 0x0;\r
+               int bit_count = 0;\r
+               \r
+               /* command "Clock Data to TMS/CS Pin (no Read)" */\r
+               BUFFER_ADD = 0x4b;\r
+               /* number of states remaining */\r
+               BUFFER_ADD = (num_states % 7) - 1;\r
+               \r
+               while (num_states % 7)\r
+               {\r
+                       if (tap_transitions[cur_state].low == cmd->path[state_count])\r
+                               buf_set_u32(&tms_byte, bit_count++, 1, 0x0);\r
+                       else if (tap_transitions[cur_state].high == cmd->path[state_count])\r
+                               buf_set_u32(&tms_byte, bit_count++, 1, 0x1);\r
+                       else\r
+                       {\r
+                               ERROR("BUG: %s -> %s isn't a valid TAP transition", tap_state_strings[cur_state], tap_state_strings[cmd->path[state_count]]);\r
+                               exit(-1);\r
+                       }\r
+\r
+                       cur_state = cmd->path[state_count];\r
+                       state_count++;\r
+                       num_states--;\r
+               }\r
+               \r
+               BUFFER_ADD = tms_byte;\r
+       }\r
+       \r
+       end_state = cur_state;\r
+}\r
+\r
+void ft2232_add_scan(int ir_scan, enum scan_type type, u8 *buffer, int scan_size)\r
+{\r
+       int num_bytes = (scan_size + 7) / 8;\r
+       int bits_left = scan_size;\r
+       int cur_byte = 0;\r
+       int last_bit;\r
+\r
+       if (!((!ir_scan && (cur_state == TAP_SD)) || (ir_scan && (cur_state == TAP_SI))))\r
+       {\r
+               /* command "Clock Data to TMS/CS Pin (no Read)" */\r
+               BUFFER_ADD = 0x4b;\r
+               /* scan 7 bit */\r
+               BUFFER_ADD = 0x6;\r
+               /* TMS data bits */\r
+               if (ir_scan)\r
+               {\r
+                       BUFFER_ADD = TAP_MOVE(cur_state, TAP_SI);\r
+                       cur_state = TAP_SI;\r
+               }\r
+               else\r
+               {\r
+                       BUFFER_ADD = TAP_MOVE(cur_state, TAP_SD);\r
+                       cur_state = TAP_SD;\r
+               }\r
+               //DEBUG("added TMS scan (no read)");\r
+       }\r
+       \r
+       /* add command for complete bytes */\r
+       while (num_bytes > 1)\r
+       {\r
+               int thisrun_bytes;\r
+               if (type == SCAN_IO)\r
+               {\r
+                       /* Clock Data Bytes In and Out LSB First */\r
+                       BUFFER_ADD = 0x39;\r
+                       //DEBUG("added TDI bytes (io %i)", num_bytes);\r
+               }\r
+               else if (type == SCAN_OUT)\r
+               {\r
+                       /* Clock Data Bytes Out on -ve Clock Edge LSB First (no Read) */\r
+                       BUFFER_ADD = 0x19;\r
+                       //DEBUG("added TDI bytes (o)");\r
+               }\r
+               else if (type == SCAN_IN)\r
+               {\r
+                       /* Clock Data Bytes In on +ve Clock Edge LSB First (no Write) */\r
+                       BUFFER_ADD = 0x28;\r
+                       //DEBUG("added TDI bytes (i %i)", num_bytes);\r
+               }\r
+               thisrun_bytes = (num_bytes > 65537) ? 65536 : (num_bytes - 1);\r
+               num_bytes -= thisrun_bytes;\r
+               BUFFER_ADD = (thisrun_bytes - 1) & 0xff;\r
+               BUFFER_ADD = ((thisrun_bytes - 1) >> 8) & 0xff;\r
+               if (type != SCAN_IN)\r
+               {\r
+                       /* add complete bytes */\r
+                       while(thisrun_bytes-- > 0)\r
+                       {\r
+                               BUFFER_ADD = buffer[cur_byte];\r
+                               cur_byte++;\r
+                               bits_left -= 8;\r
+                       }\r
+               }\r
+               else /* (type == SCAN_IN) */\r
+               {\r
+                       bits_left -= 8 * (thisrun_bytes);\r
+               }\r
+       }\r
+       \r
+       /* the most signifcant bit is scanned during TAP movement */\r
+       if (type != SCAN_IN)\r
+               last_bit = (buffer[cur_byte] >> (bits_left - 1)) & 0x1;\r
+       else\r
+               last_bit = 0;\r
+\r
+       /* process remaining bits but the last one */\r
+       if (bits_left > 1)\r
+       {\r
+               if (type == SCAN_IO)\r
+               {\r
+                       /* Clock Data Bits In and Out LSB First */\r
+                       BUFFER_ADD = 0x3b;\r
+                       //DEBUG("added TDI bits (io) %i", bits_left - 1);\r
+               }\r
+               else if (type == SCAN_OUT)\r
+               {\r
+                       /* Clock Data Bits Out on -ve Clock Edge LSB First (no Read) */\r
+                       BUFFER_ADD = 0x1b;\r
+                       //DEBUG("added TDI bits (o)");\r
+               }\r
+               else if (type == SCAN_IN)\r
+               {\r
+                       /* Clock Data Bits In on +ve Clock Edge LSB First (no Write) */\r
+                       BUFFER_ADD = 0x2a;\r
+                       //DEBUG("added TDI bits (i %i)", bits_left - 1);\r
+               }\r
+               BUFFER_ADD = bits_left - 2;\r
+               if (type != SCAN_IN)\r
+                       BUFFER_ADD = buffer[cur_byte];\r
+       }\r
+\r
+       if ((ir_scan && (end_state == TAP_SI)) ||\r
+               (!ir_scan && (end_state == TAP_SD)))\r
+       {\r
+               if (type == SCAN_IO)\r
+               {\r
+                       /* Clock Data Bits In and Out LSB First */\r
+                       BUFFER_ADD = 0x3b;\r
+                       //DEBUG("added TDI bits (io) %i", bits_left - 1);\r
+               }\r
+               else if (type == SCAN_OUT)\r
+               {\r
+                       /* Clock Data Bits Out on -ve Clock Edge LSB First (no Read) */\r
+                       BUFFER_ADD = 0x1b;\r
+                       //DEBUG("added TDI bits (o)");\r
+               }\r
+               else if (type == SCAN_IN)\r
+               {\r
+                       /* Clock Data Bits In on +ve Clock Edge LSB First (no Write) */\r
+                       BUFFER_ADD = 0x2a;\r
+                       //DEBUG("added TDI bits (i %i)", bits_left - 1);\r
+               }\r
+               BUFFER_ADD = 0x0;\r
+               BUFFER_ADD = last_bit;\r
+       }\r
+       else\r
+       {\r
+               /* move from Shift-IR/DR to end state */\r
+               if (type != SCAN_OUT)\r
+               {\r
+                       /* Clock Data to TMS/CS Pin with Read */\r
+                       BUFFER_ADD = 0x6b;\r
+                       //DEBUG("added TMS scan (read)");\r
+               }\r
+               else\r
+               {\r
+                       /* Clock Data to TMS/CS Pin (no Read) */\r
+                       BUFFER_ADD = 0x4b;\r
+                       //DEBUG("added TMS scan (no read)");\r
+               }\r
+               BUFFER_ADD = 0x6;\r
+               BUFFER_ADD = TAP_MOVE(cur_state, end_state) | (last_bit << 7);\r
+               cur_state = end_state;\r
+       }\r
+}\r
+\r
+int ft2232_large_scan(scan_command_t *cmd, enum scan_type type, u8 *buffer, int scan_size)\r
+{\r
+       int num_bytes = (scan_size + 7) / 8;\r
+       int bits_left = scan_size;\r
+       int cur_byte = 0;\r
+       int last_bit;\r
+       u8 *receive_buffer = malloc(CEIL(scan_size, 8));\r
+       u8 *receive_pointer = receive_buffer;\r
+       u32 bytes_written;\r
+       u32 bytes_read;\r
+       int retval;\r
+       int thisrun_read = 0;\r
+       \r
+       if (cmd->ir_scan)\r
+       {\r
+               ERROR("BUG: large IR scans are not supported");\r
+               exit(-1);\r
+       }\r
+\r
+       if (cur_state != TAP_SD)\r
+       {\r
+               /* command "Clock Data to TMS/CS Pin (no Read)" */\r
+               BUFFER_ADD = 0x4b;\r
+               /* scan 7 bit */\r
+               BUFFER_ADD = 0x6;\r
+               /* TMS data bits */\r
+               BUFFER_ADD = TAP_MOVE(cur_state, TAP_SD);\r
+               cur_state = TAP_SD;\r
+       }\r
+       \r
+       if ((retval = ft2232_write(ft2232_buffer, ft2232_buffer_size, &bytes_written)) != ERROR_OK)\r
+       {\r
+               ERROR("couldn't write MPSSE commands to FT2232");\r
+               exit(-1);\r
+       }\r
+       DEBUG("ft2232_buffer_size: %i, bytes_written: %i", ft2232_buffer_size, bytes_written);\r
+       ft2232_buffer_size = 0;\r
+       \r
+       /* add command for complete bytes */\r
+       while (num_bytes > 1)\r
+       {\r
+               int thisrun_bytes;\r
+               \r
+               if (type == SCAN_IO)\r
+               {\r
+                       /* Clock Data Bytes In and Out LSB First */\r
+                       BUFFER_ADD = 0x39;\r
+                       //DEBUG("added TDI bytes (io %i)", num_bytes);\r
+               }\r
+               else if (type == SCAN_OUT)\r
+               {\r
+                       /* Clock Data Bytes Out on -ve Clock Edge LSB First (no Read) */\r
+                       BUFFER_ADD = 0x19;\r
+                       //DEBUG("added TDI bytes (o)");\r
+               }\r
+               else if (type == SCAN_IN)\r
+               {\r
+                       /* Clock Data Bytes In on +ve Clock Edge LSB First (no Write) */\r
+                       BUFFER_ADD = 0x28;\r
+                       //DEBUG("added TDI bytes (i %i)", num_bytes);\r
+               }\r
+               thisrun_bytes = (num_bytes > 65537) ? 65536 : (num_bytes - 1);\r
+               thisrun_read = thisrun_bytes;\r
+               num_bytes -= thisrun_bytes;\r
+               BUFFER_ADD = (thisrun_bytes - 1) & 0xff;\r
+               BUFFER_ADD = ((thisrun_bytes - 1) >> 8) & 0xff;\r
+               if (type != SCAN_IN)\r
+               {\r
+                       /* add complete bytes */\r
+                       while(thisrun_bytes-- > 0)\r
+                       {\r
+                               BUFFER_ADD = buffer[cur_byte];\r
+                               cur_byte++;\r
+                               bits_left -= 8;\r
+                       }\r
+               }\r
+               else /* (type == SCAN_IN) */\r
+               {\r
+                       bits_left -= 8 * (thisrun_bytes);\r
+               }\r
+\r
+               if ((retval = ft2232_write(ft2232_buffer, ft2232_buffer_size, &bytes_written)) != ERROR_OK)\r
+               {\r
+                       ERROR("couldn't write MPSSE commands to FT2232");\r
+                       exit(-1);\r
+               }\r
+               DEBUG("ft2232_buffer_size: %i, bytes_written: %i", ft2232_buffer_size, bytes_written);\r
+               ft2232_buffer_size = 0;\r
+               \r
+               if (type != SCAN_OUT)\r
+               {\r
+                       if ((retval = ft2232_read(receive_pointer, thisrun_read, &bytes_read)) != ERROR_OK)\r
+                       {\r
+                               ERROR("couldn't read from FT2232");\r
+                               exit(-1);\r
+                       }\r
+                       DEBUG("thisrun_read: %i, bytes_read: %i", thisrun_read, bytes_read);\r
+                       receive_pointer += bytes_read;\r
+               }\r
+       }\r
+       \r
+       thisrun_read = 0;\r
+       \r
+       /* the most signifcant bit is scanned during TAP movement */\r
+       if (type != SCAN_IN)\r
+               last_bit = (buffer[cur_byte] >> (bits_left - 1)) & 0x1;\r
+       else\r
+               last_bit = 0;\r
+\r
+       /* process remaining bits but the last one */\r
+       if (bits_left > 1)\r
+       {\r
+               if (type == SCAN_IO)\r
+               {\r
+                       /* Clock Data Bits In and Out LSB First */\r
+                       BUFFER_ADD = 0x3b;\r
+                       //DEBUG("added TDI bits (io) %i", bits_left - 1);\r
+               }\r
+               else if (type == SCAN_OUT)\r
+               {\r
+                       /* Clock Data Bits Out on -ve Clock Edge LSB First (no Read) */\r
+                       BUFFER_ADD = 0x1b;\r
+                       //DEBUG("added TDI bits (o)");\r
+               }\r
+               else if (type == SCAN_IN)\r
+               {\r
+                       /* Clock Data Bits In on +ve Clock Edge LSB First (no Write) */\r
+                       BUFFER_ADD = 0x2a;\r
+                       //DEBUG("added TDI bits (i %i)", bits_left - 1);\r
+               }\r
+               BUFFER_ADD = bits_left - 2;\r
+               if (type != SCAN_IN)\r
+                       BUFFER_ADD = buffer[cur_byte];\r
+                       \r
+               if (type != SCAN_OUT)\r
+                       thisrun_read += 2;\r
+       }\r
+\r
+       if (end_state == TAP_SD)\r
+       {\r
+               if (type == SCAN_IO)\r
+               {\r
+                       /* Clock Data Bits In and Out LSB First */\r
+                       BUFFER_ADD = 0x3b;\r
+                       //DEBUG("added TDI bits (io) %i", bits_left - 1);\r
+               }\r
+               else if (type == SCAN_OUT)\r
+               {\r
+                       /* Clock Data Bits Out on -ve Clock Edge LSB First (no Read) */\r
+                       BUFFER_ADD = 0x1b;\r
+                       //DEBUG("added TDI bits (o)");\r
+               }\r
+               else if (type == SCAN_IN)\r
+               {\r
+                       /* Clock Data Bits In on +ve Clock Edge LSB First (no Write) */\r
+                       BUFFER_ADD = 0x2a;\r
+                       //DEBUG("added TDI bits (i %i)", bits_left - 1);\r
+               }\r
+               BUFFER_ADD = 0x0;\r
+               BUFFER_ADD = last_bit;\r
+       }\r
+       else\r
+       {\r
+               /* move from Shift-IR/DR to end state */\r
+               if (type != SCAN_OUT)\r
+               {\r
+                       /* Clock Data to TMS/CS Pin with Read */\r
+                       BUFFER_ADD = 0x6b;\r
+                       //DEBUG("added TMS scan (read)");\r
+               }\r
+               else\r
+               {\r
+                       /* Clock Data to TMS/CS Pin (no Read) */\r
+                       BUFFER_ADD = 0x4b;\r
+                       //DEBUG("added TMS scan (no read)");\r
+               }\r
+               BUFFER_ADD = 0x6;\r
+               BUFFER_ADD = TAP_MOVE(cur_state, end_state) | (last_bit << 7);\r
+               cur_state = end_state;\r
+       }\r
+       \r
+       if (type != SCAN_OUT)\r
+               thisrun_read += 1;\r
+       \r
+       if ((retval = ft2232_write(ft2232_buffer, ft2232_buffer_size, &bytes_written)) != ERROR_OK)\r
+       {\r
+               ERROR("couldn't write MPSSE commands to FT2232");\r
+               exit(-1);\r
+       }\r
+       DEBUG("ft2232_buffer_size: %i, bytes_written: %i", ft2232_buffer_size, bytes_written);\r
+       ft2232_buffer_size = 0;\r
+       \r
+       if (type != SCAN_OUT)\r
+       {\r
+               if ((retval = ft2232_read(receive_pointer, thisrun_read, &bytes_read)) != ERROR_OK)\r
+               {\r
+                       ERROR("couldn't read from FT2232");\r
+                       exit(-1);\r
+               }\r
+               DEBUG("thisrun_read: %i, bytes_read: %i", thisrun_read, bytes_read);\r
+               receive_pointer += bytes_read;\r
+       }\r
+       \r
+       return ERROR_OK;\r
+}\r
+\r
+int ft2232_predict_scan_out(int scan_size, enum scan_type type)\r
+{\r
+       int predicted_size = 3;\r
+       int num_bytes = (scan_size - 1) / 8;\r
+       \r
+       if (cur_state != TAP_SD)\r
+               predicted_size += 3;\r
+       \r
+       if (type == SCAN_IN)    /* only from device to host */\r
+       {\r
+               /* complete bytes */\r
+               predicted_size += (CEIL(num_bytes, 65536)) * 3;\r
+               /* remaining bits - 1 (up to 7) */\r
+               predicted_size += ((scan_size - 1) % 8) ? 2 : 0;\r
+       }\r
+       else                                    /* host to device, or bidirectional */\r
+       {\r
+               /* complete bytes */\r
+               predicted_size += num_bytes + (CEIL(num_bytes, 65536)) * 3;\r
+               /* remaining bits -1 (up to 7) */\r
+               predicted_size += ((scan_size - 1) % 8) ? 3 : 0;\r
+       }\r
+\r
+       return predicted_size;\r
+}\r
+\r
+int ft2232_predict_scan_in(int scan_size, enum scan_type type)\r
+{\r
+       int predicted_size = 0;\r
+       \r
+       if (type != SCAN_OUT)\r
+       {\r
+               /* complete bytes */\r
+               predicted_size += (CEIL(scan_size, 8) > 1) ? (CEIL(scan_size, 8) - 1) : 0;\r
+               /* remaining bits - 1 */\r
+               predicted_size += ((scan_size - 1) % 8) ? 1 : 0;\r
+               /* last bit (from TMS scan) */\r
+               predicted_size += 1;\r
+       }\r
+       \r
+       //DEBUG("scan_size: %i, predicted_size: %i", scan_size, predicted_size);\r
+\r
+       return predicted_size;\r
+}\r
+\r
+void usbjtag_reset(int trst, int srst)\r
+{\r
+       if (trst == 1)\r
+       {\r
+               cur_state = TAP_TLR;\r
+               if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)\r
+                       low_direction |= nTRSTnOE;      /* switch to output pin (output is low) */\r
+               else\r
+                       low_output &= ~nTRST;   /* switch output low */\r
+       }\r
+       else if (trst == 0)\r
+       {\r
+               if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)\r
+                       low_direction &= ~nTRSTnOE; /* switch to input pin (high-Z + internal and external pullup) */\r
+               else\r
+                       low_output |= nTRST; /* switch output high */\r
+       }\r
+\r
+       if (srst == 1)\r
+       {\r
+               if (jtag_reset_config & RESET_SRST_PUSH_PULL)\r
+                       low_output &= ~nSRST;   /* switch output low */\r
+               else\r
+                       low_direction |= nSRSTnOE;      /* switch to output pin (output is low) */\r
+       }\r
+       else if (srst == 0)\r
+       {\r
+               if (jtag_reset_config & RESET_SRST_PUSH_PULL)\r
+                       low_output |= nSRST;    /* switch output high */\r
+               else\r
+                       low_direction &= ~nSRSTnOE;     /* switch to input pin (high-Z) */\r
+       }\r
+       \r
+       /* command "set data bits low byte" */\r
+       BUFFER_ADD = 0x80;\r
+       BUFFER_ADD = low_output;\r
+       BUFFER_ADD = low_direction;\r
+\r
+}\r
+\r
+void jtagkey_reset(int trst, int srst)\r
+{\r
+       if (trst == 1)\r
+       {\r
+               cur_state = TAP_TLR;\r
+               if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)\r
+                       high_output &= ~nTRSTnOE;\r
+               else\r
+                       high_output &= ~nTRST;\r
+       }\r
+       else if (trst == 0)\r
+       {\r
+               if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)\r
+                       high_output |= nTRSTnOE;\r
+               else\r
+                       high_output |= nTRST;\r
+       }\r
+\r
+       if (srst == 1)\r
+       {\r
+               if (jtag_reset_config & RESET_SRST_PUSH_PULL)\r
+                       high_output &= ~nSRST;\r
+               else\r
+                       high_output &= ~nSRSTnOE;\r
+       }\r
+       else if (srst == 0)\r
+       {\r
+               if (jtag_reset_config & RESET_SRST_PUSH_PULL)\r
+                       high_output |= nSRST;\r
+               else\r
+                       high_output |= nSRSTnOE;\r
+       }\r
+       \r
+       /* command "set data bits high byte" */\r
+       BUFFER_ADD = 0x82;\r
+       BUFFER_ADD = high_output;\r
+       BUFFER_ADD = high_direction;\r
+       DEBUG("trst: %i, srst: %i, high_output: 0x%2.2x, high_direction: 0x%2.2x", trst, srst, high_output, high_direction);\r
+}\r
+\r
+void olimex_jtag_reset(int trst, int srst)\r
+{\r
+       if (trst == 1)\r
+       {\r
+               cur_state = TAP_TLR;\r
+               if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)\r
+                       high_output &= ~nTRSTnOE;\r
+               else\r
+                       high_output &= ~nTRST;\r
+       }\r
+       else if (trst == 0)\r
+       {\r
+               if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)\r
+                       high_output |= nTRSTnOE;\r
+               else\r
+                       high_output |= nTRST;\r
+       }\r
+\r
+    if (srst == 1)\r
+    {\r
+        high_output |= nSRST;\r
+    }\r
+    else if (srst == 0)\r
+    {\r
+        high_output &= ~nSRST;\r
+    }\r
+\r
+    /* command "set data bits high byte" */\r
+    BUFFER_ADD = 0x82;\r
+    BUFFER_ADD = high_output;\r
+    BUFFER_ADD = high_direction;\r
+    DEBUG("trst: %i, srst: %i, high_output: 0x%2.2x, high_direction: 0x%2.2x", trst, srst, high_output, high_direction);\r
+}\r
+\r
+void flyswatter_reset(int trst, int srst)\r
+{\r
+       if (trst == 1)\r
+       {\r
+               cur_state = TAP_TLR;\r
+               low_output &= ~nTRST;\r
+       }\r
+       else if (trst == 0)\r
+       {\r
+               low_output |= nTRST;\r
+       }\r
+\r
+    if (srst == 1)\r
+    {\r
+        low_output |= nSRST;\r
+    }\r
+    else if (srst == 0)\r
+    {\r
+        low_output &= ~nSRST;\r
+    }\r
+\r
+    /* command "set data bits low byte" */\r
+    BUFFER_ADD = 0x80;\r
+    BUFFER_ADD = low_output;\r
+    BUFFER_ADD = low_direction;\r
+    DEBUG("trst: %i, srst: %i, low_output: 0x%2.2x, low_direction: 0x%2.2x", trst, srst, low_output, low_direction);\r
+}\r
+\r
+void turtle_reset(int trst, int srst)\r
+{\r
+       trst = trst;\r
+       \r
+       if (srst == 1)\r
+       {\r
+               low_output |= nSRST;\r
+       }\r
+       else if (srst == 0)\r
+       {\r
+               low_output &= ~nSRST;\r
+       }\r
+       \r
+       /* command "set data bits low byte" */\r
+       BUFFER_ADD = 0x80;\r
+       BUFFER_ADD = low_output;\r
+       BUFFER_ADD = low_direction;\r
+       DEBUG("srst: %i, low_output: 0x%2.2x, low_direction: 0x%2.2x", srst, low_output, low_direction);\r
+}\r
+\r
+void comstick_reset(int trst, int srst)\r
+{\r
+       if (trst == 1)\r
+       {\r
+               cur_state = TAP_TLR;\r
+               high_output &= ~nTRST;\r
+       }\r
+       else if (trst == 0)\r
+       {\r
+               high_output |= nTRST;\r
+       }\r
+\r
+    if (srst == 1)\r
+    {\r
+        high_output &= ~nSRST;\r
+    }\r
+    else if (srst == 0)\r
+    {\r
+        high_output |= nSRST;\r
+    }\r
+       \r
+       /* command "set data bits high byte" */\r
+       BUFFER_ADD = 0x82;\r
+       BUFFER_ADD = high_output;\r
+       BUFFER_ADD = high_direction;\r
+       DEBUG("trst: %i, srst: %i, high_output: 0x%2.2x, high_direction: 0x%2.2x", trst, srst, high_output, high_direction);\r
+}\r
+\r
+void stm32stick_reset(int trst, int srst)\r
+{\r
+       if (trst == 1)\r
+       {\r
+               cur_state = TAP_TLR;\r
+               high_output &= ~nTRST;\r
+       }\r
+       else if (trst == 0)\r
+       {\r
+               high_output |= nTRST;\r
+       }\r
+\r
+    if (srst == 1)\r
+    {\r
+        low_output &= ~nSRST;\r
+    }\r
+    else if (srst == 0)\r
+    {\r
+        low_output |= nSRST;\r
+    }\r
+       \r
+       /* command "set data bits low byte" */\r
+       BUFFER_ADD = 0x80;\r
+       BUFFER_ADD = low_output;\r
+       BUFFER_ADD = low_direction;\r
+       \r
+       /* command "set data bits high byte" */\r
+       BUFFER_ADD = 0x82;\r
+       BUFFER_ADD = high_output;\r
+       BUFFER_ADD = high_direction;\r
+       DEBUG("trst: %i, srst: %i, high_output: 0x%2.2x, high_direction: 0x%2.2x", trst, srst, high_output, high_direction);\r
+}\r
+\r
+int ft2232_execute_queue()\r
+{\r
+       jtag_command_t *cmd = jtag_command_queue; /* currently processed command */\r
+       jtag_command_t *first_unsent = cmd;     /* next command that has to be sent */\r
+       u8 *buffer;\r
+       int scan_size;  /* size of IR or DR scan */\r
+       enum scan_type type;\r
+       int i;\r
+       int predicted_size = 0;\r
+       int require_send = 0;\r
+       int retval;\r
+       \r
+       /* return ERROR_OK, unless ft2232_send_and_recv reports a failed check\r
+        * that wasn't handled by a caller-provided error handler\r
+        */ \r
+       retval = ERROR_OK;\r
+\r
+       ft2232_buffer_size = 0;\r
+       ft2232_expect_read = 0;\r
+       \r
+       /* blink, if the current layout has that feature */\r
+       if (layout->blink)\r
+               layout->blink();\r
+\r
+       while (cmd)\r
+       {\r
+               switch(cmd->type)\r
+               {\r
+                       case JTAG_END_STATE:\r
+                               if (cmd->cmd.end_state->end_state != -1)\r
+                                       ft2232_end_state(cmd->cmd.end_state->end_state);\r
+                               break;\r
+                       case JTAG_RESET:\r
+                               /* only send the maximum buffer size that FT2232C can handle */\r
+                               predicted_size = 3;\r
+                               if (ft2232_buffer_size + predicted_size + 1 > FT2232_BUFFER_SIZE)\r
+                               {\r
+                                       if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)\r
+                                               retval = ERROR_JTAG_QUEUE_FAILED;\r
+                                       require_send = 0;\r
+                                       first_unsent = cmd;\r
+                               }\r
+\r
+                               layout->reset(cmd->cmd.reset->trst, cmd->cmd.reset->srst);\r
+                               require_send = 1;\r
+                               \r
+#ifdef _DEBUG_JTAG_IO_                         \r
+                               DEBUG("trst: %i, srst: %i", cmd->cmd.reset->trst, cmd->cmd.reset->srst);\r
+#endif\r
+                               break;\r
+                       case JTAG_RUNTEST:\r
+                               /* only send the maximum buffer size that FT2232C can handle */\r
+                               predicted_size = 0;\r
+                               if (cur_state != TAP_RTI)\r
+                                       predicted_size += 3;\r
+                               predicted_size += 3 * CEIL(cmd->cmd.runtest->num_cycles, 7);\r
+                               if ((cmd->cmd.runtest->end_state != -1) && (cmd->cmd.runtest->end_state != TAP_RTI))\r
+                                       predicted_size += 3;\r
+                               if ((cmd->cmd.runtest->end_state == -1) && (end_state != TAP_RTI))\r
+                                       predicted_size += 3;\r
+                               if (ft2232_buffer_size + predicted_size + 1 > FT2232_BUFFER_SIZE)\r
+                               {\r
+                                       if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)\r
+                                               retval = ERROR_JTAG_QUEUE_FAILED;\r
+                                       require_send = 0;\r
+                                       first_unsent = cmd;\r
+                               }\r
+                               if (cur_state != TAP_RTI)\r
+                               {\r
+                                       /* command "Clock Data to TMS/CS Pin (no Read)" */\r
+                                       BUFFER_ADD = 0x4b;\r
+                                       /* scan 7 bit */\r
+                                       BUFFER_ADD = 0x6;\r
+                                       /* TMS data bits */\r
+                                       BUFFER_ADD = TAP_MOVE(cur_state, TAP_RTI);\r
+                                       cur_state = TAP_RTI;\r
+                                       require_send = 1;\r
+                               }\r
+                               i = cmd->cmd.runtest->num_cycles;\r
+                               while (i > 0)\r
+                               {\r
+                                       /* command "Clock Data to TMS/CS Pin (no Read)" */\r
+                                       BUFFER_ADD = 0x4b;\r
+                                       /* scan 7 bit */\r
+                                       BUFFER_ADD = (i > 7) ? 6 : (i - 1);\r
+                                       /* TMS data bits */\r
+                                       BUFFER_ADD = 0x0;\r
+                                       cur_state = TAP_RTI;\r
+                                       i -= (i > 7) ? 7 : i;\r
+                                       //DEBUG("added TMS scan (no read)");\r
+                               }\r
+                               if (cmd->cmd.runtest->end_state != -1)\r
+                                       ft2232_end_state(cmd->cmd.runtest->end_state);\r
+                               if (cur_state != end_state)\r
+                               {\r
+                                       /* command "Clock Data to TMS/CS Pin (no Read)" */\r
+                                       BUFFER_ADD = 0x4b;\r
+                                       /* scan 7 bit */\r
+                                       BUFFER_ADD = 0x6;\r
+                                       /* TMS data bits */\r
+                                       BUFFER_ADD = TAP_MOVE(cur_state, end_state);\r
+                                       cur_state = end_state;\r
+                                       //DEBUG("added TMS scan (no read)");\r
+                               }\r
+                               require_send = 1;\r
+#ifdef _DEBUG_JTAG_IO_                         \r
+                               DEBUG("runtest: %i, end in %i", cmd->cmd.runtest->num_cycles, end_state);\r
+#endif\r
+                               break;\r
+                       case JTAG_STATEMOVE:\r
+                               /* only send the maximum buffer size that FT2232C can handle */\r
+                               predicted_size = 3;\r
+                               if (ft2232_buffer_size + predicted_size + 1 > FT2232_BUFFER_SIZE)\r
+                               {\r
+                                       if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)\r
+                                               retval = ERROR_JTAG_QUEUE_FAILED;\r
+                                       require_send = 0;\r
+                                       first_unsent = cmd;\r
+                               }\r
+                               if (cmd->cmd.statemove->end_state != -1)\r
+                                       ft2232_end_state(cmd->cmd.statemove->end_state);\r
+                               /* command "Clock Data to TMS/CS Pin (no Read)" */\r
+                               BUFFER_ADD = 0x4b;\r
+                               /* scan 7 bit */\r
+                               BUFFER_ADD = 0x6;\r
+                               /* TMS data bits */\r
+                               BUFFER_ADD = TAP_MOVE(cur_state, end_state);\r
+                               //DEBUG("added TMS scan (no read)");\r
+                               cur_state = end_state;\r
+                               require_send = 1;\r
+#ifdef _DEBUG_JTAG_IO_                         \r
+                               DEBUG("statemove: %i", end_state);\r
+#endif\r
+                               break;\r
+                       case JTAG_PATHMOVE:\r
+                               /* only send the maximum buffer size that FT2232C can handle */\r
+                               predicted_size = 3 * CEIL(cmd->cmd.pathmove->num_states, 7);\r
+                               if (ft2232_buffer_size + predicted_size + 1 > FT2232_BUFFER_SIZE)\r
+                               {\r
+                                       if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)\r
+                                               retval = ERROR_JTAG_QUEUE_FAILED;\r
+                                       require_send = 0;\r
+                                       first_unsent = cmd;\r
+                               }\r
+                               ft2232_add_pathmove(cmd->cmd.pathmove);\r
+                               require_send = 1;\r
+#ifdef _DEBUG_JTAG_IO_                         \r
+                               DEBUG("pathmove: %i states, end in %i", cmd->cmd.pathmove->num_states, cmd->cmd.pathmove->path[cmd->cmd.pathmove->num_states - 1]);\r
+#endif\r
+                               break;\r
+                       case JTAG_SCAN:\r
+                               scan_size = jtag_build_buffer(cmd->cmd.scan, &buffer);\r
+                               type = jtag_scan_type(cmd->cmd.scan);\r
+                               predicted_size = ft2232_predict_scan_out(scan_size, type);\r
+                               if ((predicted_size + 1) > FT2232_BUFFER_SIZE)\r
+                               {\r
+                                       DEBUG("oversized ft2232 scan (predicted_size > FT2232_BUFFER_SIZE)");\r
+                                       /* unsent commands before this */\r
+                                       if (first_unsent != cmd)\r
+                                               if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)\r
+                                                       retval = ERROR_JTAG_QUEUE_FAILED;\r
+                                       \r
+                                       /* current command */\r
+                                       if (cmd->cmd.scan->end_state != -1)\r
+                                               ft2232_end_state(cmd->cmd.scan->end_state);\r
+                                       ft2232_large_scan(cmd->cmd.scan, type, buffer, scan_size);\r
+                                       require_send = 0;\r
+                                       first_unsent = cmd->next;\r
+                                       if (buffer)\r
+                                               free(buffer);\r
+                                       break;\r
+                               }\r
+                               else if (ft2232_buffer_size + predicted_size + 1 > FT2232_BUFFER_SIZE)\r
+                               {\r
+                                       DEBUG("ft2232 buffer size reached, sending queued commands (first_unsent: %p, cmd: %p)", first_unsent, cmd);\r
+                                       if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)\r
+                                               retval = ERROR_JTAG_QUEUE_FAILED;\r
+                                       require_send = 0;\r
+                                       first_unsent = cmd;\r
+                               }\r
+                               ft2232_expect_read += ft2232_predict_scan_in(scan_size, type);\r
+                               //DEBUG("new read size: %i", ft2232_expect_read);\r
+                               if (cmd->cmd.scan->end_state != -1)\r
+                                       ft2232_end_state(cmd->cmd.scan->end_state);\r
+                               ft2232_add_scan(cmd->cmd.scan->ir_scan, type, buffer, scan_size);\r
+                               require_send = 1;\r
+                               if (buffer)\r
+                                       free(buffer);\r
+#ifdef _DEBUG_JTAG_IO_                         \r
+                               DEBUG("%s scan, %i bit, end in %i", (cmd->cmd.scan->ir_scan) ? "IR" : "DR", scan_size, end_state);\r
+#endif\r
+                               break;\r
+                       case JTAG_SLEEP:\r
+                               if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)\r
+                                       retval = ERROR_JTAG_QUEUE_FAILED;\r
+                               first_unsent = cmd->next;\r
+                               jtag_sleep(cmd->cmd.sleep->us);\r
+#ifdef _DEBUG_JTAG_IO_                         \r
+                               DEBUG("sleep %i usec", cmd->cmd.sleep->us);\r
+#endif\r
+                               break;\r
+                       default:\r
+                               ERROR("BUG: unknown JTAG command type encountered");\r
+                               exit(-1);\r
+               }\r
+               cmd = cmd->next;\r
+       }\r
+\r
+       if (require_send > 0)\r
+               if (ft2232_send_and_recv(first_unsent, cmd) != ERROR_OK)\r
+                       retval = ERROR_JTAG_QUEUE_FAILED;\r
+\r
+       return retval;\r
+}\r
+\r
+#if BUILD_FT2232_FTD2XX == 1\r
+static int ft2232_init_ftd2xx(u16 vid, u16 pid, int more, int *try_more)\r
+{\r
+       FT_STATUS status;\r
+       DWORD openex_flags = 0;\r
+       char *openex_string = NULL;\r
+       u8 latency_timer;\r
+\r
+       DEBUG("'ft2232' interface using FTD2XX with '%s' layout (%4.4x:%4.4x)",\r
+           ft2232_layout, vid, pid);\r
+\r
+#if IS_WIN32 == 0\r
+       /* Add non-standard Vid/Pid to the linux driver */\r
+       if ((status = FT_SetVIDPID(vid, pid)) != FT_OK)\r
+       {\r
+               WARNING("couldn't add %4.4x:%4.4x",\r
+                   vid, pid);\r
+       }\r
+#endif\r
+\r
+       if (ft2232_device_desc && ft2232_serial)\r
+       {\r
+               WARNING("can't open by device description and serial number, giving precedence to serial");\r
+               ft2232_device_desc = NULL;\r
+       }\r
+       \r
+       if (ft2232_device_desc)\r
+       {\r
+               openex_string = ft2232_device_desc;\r
+               openex_flags = FT_OPEN_BY_DESCRIPTION;\r
+       }\r
+       else if (ft2232_serial)\r
+       {\r
+               openex_string = ft2232_serial;\r
+               openex_flags = FT_OPEN_BY_SERIAL_NUMBER;\r
+       }\r
+       else\r
+       {\r
+               ERROR("neither device description nor serial number specified");\r
+               ERROR("please add \"ft2232_device_desc <string>\" or \"ft2232_serial <string>\" to your .cfg file");\r
+               \r
+               return ERROR_JTAG_INIT_FAILED;  \r
+       }\r
+\r
+       if ((status = FT_OpenEx(openex_string, openex_flags, &ftdih)) != FT_OK)\r
+       {\r
+               DWORD num_devices;\r
+               \r
+               if (more) {\r
+                       WARNING("unable to open ftdi device (trying more): %lu",\r
+                           status);\r
+                       *try_more = 1;\r
+                       return ERROR_JTAG_INIT_FAILED;\r
+               }\r
+               ERROR("unable to open ftdi device: %lu", status);\r
+               status = FT_ListDevices(&num_devices, NULL, FT_LIST_NUMBER_ONLY);\r
+               if (status == FT_OK)\r
+               {\r
+                       char **desc_array = malloc(sizeof(char*) * (num_devices + 1));\r
+                       int i;\r
+\r
+                       for (i = 0; i < num_devices; i++)\r
+                               desc_array[i] = malloc(64);\r
+                       desc_array[num_devices] = NULL;\r
+\r
+                       status = FT_ListDevices(desc_array, &num_devices, FT_LIST_ALL | openex_flags);\r
+\r
+                       if (status == FT_OK)\r
+                       {\r
+                               ERROR("ListDevices: %lu\n", num_devices);\r
+                               for (i = 0; i < num_devices; i++)\r
+                                       ERROR("%i: %s", i, desc_array[i]);\r
+                       }\r
+                       \r
+                       for (i = 0; i < num_devices; i++)\r
+                               free(desc_array[i]);\r
+                       free(desc_array);\r
+               }\r
+               else\r
+               {\r
+                       ERROR("ListDevices: NONE\n");\r
+               }\r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+\r
+       if ((status = FT_SetLatencyTimer(ftdih, ft2232_latency)) != FT_OK)\r
+       {\r
+               ERROR("unable to set latency timer: %lu", status);\r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+       \r
+       if ((status = FT_GetLatencyTimer(ftdih, &latency_timer)) != FT_OK)\r
+       {\r
+               ERROR("unable to get latency timer: %lu", status);\r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+       else\r
+       {\r
+               DEBUG("current latency timer: %i", latency_timer);\r
+       }\r
+       \r
+       if ((status = FT_SetTimeouts(ftdih, 5000, 5000)) != FT_OK)\r
+       {\r
+               ERROR("unable to set timeouts: %lu", status);\r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+\r
+       if ((status = FT_SetBitMode(ftdih, 0x0b, 2)) != FT_OK)\r
+       {\r
+               ERROR("unable to enable bit i/o mode: %lu", status);\r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+\r
+       return ERROR_OK;\r
+}\r
+\r
+static int ft2232_purge_ftd2xx(void)\r
+{\r
+       FT_STATUS status;\r
+\r
+       if ((status = FT_Purge(ftdih, FT_PURGE_RX | FT_PURGE_TX)) != FT_OK)\r
+       {\r
+               ERROR("error purging ftd2xx device: %lu", status);\r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+\r
+       return ERROR_OK;\r
+}\r
+#endif /* BUILD_FT2232_FTD2XX == 1 */\r
+\r
+#if BUILD_FT2232_LIBFTDI == 1\r
+static int ft2232_init_libftdi(u16 vid, u16 pid, int more, int *try_more)\r
+{\r
+       u8 latency_timer;\r
+\r
+       DEBUG("'ft2232' interface using libftdi with '%s' layout (%4.4x:%4.4x)",\r
+           ft2232_layout, vid, pid);\r
+\r
+       if (ftdi_init(&ftdic) < 0)\r
+               return ERROR_JTAG_INIT_FAILED;\r
+\r
+       /* context, vendor id, product id */\r
+       if (ftdi_usb_open_desc(&ftdic, vid, pid, ft2232_device_desc,\r
+           ft2232_serial) < 0) {\r
+               if (more)\r
+                       WARNING("unable to open ftdi device (trying more): %s",\r
+                            ftdic.error_str);\r
+               else\r
+                       ERROR("unable to open ftdi device: %s", ftdic.error_str);\r
+               *try_more = 1;\r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+\r
+       if (ftdi_set_interface(&ftdic, INTERFACE_A) < 0)\r
+       {\r
+               ERROR("unable to select FT2232 channel A: %s", ftdic.error_str);\r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+\r
+       if (ftdi_usb_reset(&ftdic) < 0)\r
+       {\r
+               ERROR("unable to reset ftdi device");\r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+\r
+       if (ftdi_set_latency_timer(&ftdic, ft2232_latency) < 0)\r
+       {\r
+               ERROR("unable to set latency timer");\r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+       \r
+       if (ftdi_get_latency_timer(&ftdic, &latency_timer) < 0)\r
+       {\r
+               ERROR("unable to get latency timer");\r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+       else\r
+       {\r
+               DEBUG("current latency timer: %i", latency_timer);\r
+       }\r
+\r
+       ftdi_set_bitmode(&ftdic, 0x0b, 2); /* ctx, JTAG I/O mask */\r
+\r
+       return ERROR_OK;\r
+}\r
+\r
+static int ft2232_purge_libftdi(void)\r
+{\r
+       if (ftdi_usb_purge_buffers(&ftdic) < 0)\r
+       {\r
+               ERROR("ftdi_purge_buffers: %s", ftdic.error_str);\r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+\r
+       return ERROR_OK;\r
+}\r
+#endif /* BUILD_FT2232_LIBFTDI == 1 */\r
+\r
+int ft2232_init(void)\r
+{\r
+       u8 buf[1];\r
+       int retval;\r
+       u32 bytes_written;\r
+       ft2232_layout_t *cur_layout = ft2232_layouts;\r
+       int i;\r
+       \r
+       if ((ft2232_layout == NULL) || (ft2232_layout[0] == 0))\r
+       {\r
+               ft2232_layout = "usbjtag";\r
+               WARNING("No ft2232 layout specified, using default 'usbjtag'");\r
+       }\r
+       \r
+       while (cur_layout->name)\r
+       {\r
+               if (strcmp(cur_layout->name, ft2232_layout) == 0)\r
+               {\r
+                       layout = cur_layout;\r
+                       break;\r
+               }\r
+               cur_layout++;\r
+       }\r
+\r
+       if (!layout)\r
+       {\r
+               ERROR("No matching layout found for %s", ft2232_layout);\r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+       \r
+       for (i = 0; 1; i++) {\r
+               /*\r
+                * "more indicates that there are more IDs to try, so we should\r
+                * not print an error for an ID mismatch (but for anything\r
+                * else, we should).\r
+                *\r
+                * try_more indicates that the error code returned indicates an\r
+                * ID mismatch (and nothing else) and that we should proceeed\r
+                * with the next ID pair.\r
+                */\r
+               int more = ft2232_vid[i+1] || ft2232_pid[i+1];\r
+               int try_more = 0;\r
+\r
+#if BUILD_FT2232_FTD2XX == 1\r
+               retval = ft2232_init_ftd2xx(ft2232_vid[i], ft2232_pid[i],\r
+                   more, &try_more);\r
+#elif BUILD_FT2232_LIBFTDI == 1\r
+               retval = ft2232_init_libftdi(ft2232_vid[i], ft2232_pid[i],\r
+                   more, &try_more);\r
+#endif \r
+               if (retval >= 0)\r
+                       break;\r
+               if (!more || !try_more)\r
+                       return retval;\r
+       }\r
+\r
+       ft2232_buffer_size = 0;\r
+       ft2232_buffer = malloc(FT2232_BUFFER_SIZE);\r
+\r
+       if (layout->init() != ERROR_OK)\r
+               return ERROR_JTAG_INIT_FAILED;\r
+\r
+       ft2232_speed(jtag_speed);\r
+\r
+       buf[0] = 0x85; /* Disconnect TDI/DO to TDO/DI for Loopback */\r
+       if (((retval = ft2232_write(buf, 1, &bytes_written)) != ERROR_OK) || (bytes_written != 1))\r
+       {\r
+               ERROR("couldn't write to FT2232 to disable loopback");\r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+\r
+#if BUILD_FT2232_FTD2XX == 1\r
+       return ft2232_purge_ftd2xx();\r
+#elif BUILD_FT2232_LIBFTDI == 1\r
+       return ft2232_purge_libftdi();\r
+#endif \r
+\r
+       return ERROR_OK;\r
+}\r
+\r
+int usbjtag_init(void)\r
+{\r
+       u8 buf[3];\r
+       u32 bytes_written;\r
+       \r
+       low_output = 0x08;\r
+       low_direction = 0x0b;\r
+       \r
+       if (strcmp(ft2232_layout, "usbjtag") == 0)\r
+       {\r
+               nTRST = 0x10;\r
+               nTRSTnOE = 0x10;\r
+               nSRST = 0x40;\r
+               nSRSTnOE = 0x40;\r
+       }\r
+       else if (strcmp(ft2232_layout, "signalyzer") == 0)\r
+       {\r
+               nTRST = 0x10;\r
+               nTRSTnOE = 0x10;\r
+               nSRST = 0x20;\r
+               nSRSTnOE = 0x20;\r
+       }\r
+       else if (strcmp(ft2232_layout, "evb_lm3s811") == 0)\r
+       {\r
+               nTRST = 0x0;\r
+               nTRSTnOE = 0x00;\r
+               nSRST = 0x20;\r
+               nSRSTnOE = 0x20;\r
+               low_output = 0x88;\r
+               low_direction = 0x8b;\r
+       }\r
+       else\r
+       {\r
+               ERROR("BUG: usbjtag_init called for unknown layout '%s'", ft2232_layout);\r
+               return ERROR_JTAG_INIT_FAILED;  \r
+       }\r
+       \r
+       if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)\r
+       {\r
+               low_direction &= ~nTRSTnOE; /* nTRST input */\r
+               low_output &= ~nTRST; /* nTRST = 0 */\r
+       }\r
+       else\r
+       {\r
+               low_direction |= nTRSTnOE; /* nTRST output */\r
+               low_output |= nTRST; /* nTRST = 1 */\r
+       }\r
+       \r
+       if (jtag_reset_config & RESET_SRST_PUSH_PULL)\r
+       {\r
+               low_direction |= nSRSTnOE; /* nSRST output */\r
+               low_output |= nSRST; /* nSRST = 1 */\r
+       }\r
+       else\r
+       {\r
+               low_direction &= ~nSRSTnOE; /* nSRST input */\r
+               low_output &= ~nSRST; /* nSRST = 0 */\r
+       }\r
+       \r
+       /* initialize low byte for jtag */\r
+       buf[0] = 0x80; /* command "set data bits low byte" */\r
+       buf[1] = low_output; /* value (TMS=1,TCK=0, TDI=0, xRST high) */\r
+       buf[2] = low_direction; /* dir (output=1), TCK/TDI/TMS=out, TDO=in */\r
+       DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);\r
+       \r
+       if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))\r
+       {\r
+               ERROR("couldn't initialize FT2232 with 'USBJTAG' layout"); \r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+\r
+       return ERROR_OK;\r
+}\r
+\r
+int jtagkey_init(void)\r
+{\r
+       u8 buf[3];\r
+       u32 bytes_written;\r
+       \r
+       low_output = 0x08;\r
+       low_direction = 0x1b;\r
+       \r
+       /* initialize low byte for jtag */\r
+       buf[0] = 0x80; /* command "set data bits low byte" */\r
+       buf[1] = low_output; /* value (TMS=1,TCK=0, TDI=0, nOE=0) */\r
+       buf[2] = low_direction; /* dir (output=1), TCK/TDI/TMS=out, TDO=in, nOE=out */\r
+       DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);\r
+       \r
+       if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))\r
+       {\r
+               ERROR("couldn't initialize FT2232 with 'JTAGkey' layout"); \r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+       \r
+       if (strcmp(layout->name, "jtagkey") == 0)\r
+       {\r
+               nTRST = 0x01;\r
+               nTRSTnOE = 0x4;\r
+               nSRST = 0x02;\r
+               nSRSTnOE = 0x08;\r
+       }\r
+       else if ((strcmp(layout->name, "jtagkey_prototype_v1") == 0) ||\r
+               (strcmp(layout->name, "oocdlink") == 0))\r
+       {\r
+               nTRST = 0x02;\r
+               nTRSTnOE = 0x1;\r
+               nSRST = 0x08;\r
+               nSRSTnOE = 0x04;\r
+       }\r
+       else\r
+       {\r
+               ERROR("BUG: jtagkey_init called for non jtagkey layout");\r
+               exit(-1);\r
+       }\r
+       \r
+       high_output = 0x0;\r
+       high_direction = 0x0f;\r
+\r
+       if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)\r
+       {\r
+               high_output |= nTRSTnOE;\r
+               high_output &= ~nTRST;\r
+       }\r
+       else\r
+       {\r
+               high_output &= ~nTRSTnOE;\r
+               high_output |= nTRST;\r
+       }\r
+       \r
+       if (jtag_reset_config & RESET_SRST_PUSH_PULL)\r
+       {\r
+               high_output &= ~nSRSTnOE;\r
+               high_output |= nSRST;\r
+       }\r
+       else\r
+       {\r
+               high_output |= nSRSTnOE;\r
+               high_output &= ~nSRST;\r
+       }\r
+       \r
+       /* initialize high port */\r
+       buf[0] = 0x82; /* command "set data bits high byte" */\r
+       buf[1] = high_output; /* value */\r
+       buf[2] = high_direction;   /* all outputs (xRST and xRSTnOE) */\r
+       DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);\r
+       \r
+       if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))\r
+       {\r
+               ERROR("couldn't initialize FT2232 with 'JTAGkey' layout"); \r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+       \r
+       return ERROR_OK;\r
+}\r
+\r
+int olimex_jtag_init(void)\r
+{\r
+       u8 buf[3];\r
+       u32 bytes_written;\r
+       \r
+       low_output = 0x08;\r
+       low_direction = 0x1b;\r
+       \r
+       /* initialize low byte for jtag */\r
+       buf[0] = 0x80; /* command "set data bits low byte" */\r
+       buf[1] = low_output; /* value (TMS=1,TCK=0, TDI=0, nOE=0) */\r
+       buf[2] = low_direction; /* dir (output=1), TCK/TDI/TMS=out, TDO=in, nOE=out */\r
+       DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);\r
+       \r
+       if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))\r
+       {\r
+               ERROR("couldn't initialize FT2232 with 'JTAGkey' layout"); \r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+       \r
+       nTRST = 0x01;\r
+       nTRSTnOE = 0x4;\r
+       nSRST = 0x02;\r
+       nSRSTnOE = 0x00; /* no output enable for nSRST */\r
+\r
+       high_output = 0x0;\r
+       high_direction = 0x0f;\r
+\r
+       if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)\r
+       {\r
+               high_output |= nTRSTnOE;\r
+               high_output &= ~nTRST;\r
+       }\r
+       else\r
+       {\r
+               high_output &= ~nTRSTnOE;\r
+               high_output |= nTRST;\r
+       }\r
+       \r
+       if (jtag_reset_config & RESET_SRST_PUSH_PULL)\r
+       {\r
+               ERROR("can't set nSRST to push-pull on the Olimex ARM-USB-OCD");\r
+       }\r
+       else\r
+       {\r
+               high_output &= ~nSRST;\r
+       }\r
+       \r
+       /* turn red LED on */\r
+       high_output |= 0x08;\r
+       \r
+       /* initialize high port */\r
+       buf[0] = 0x82; /* command "set data bits high byte" */\r
+       buf[1] = high_output; /* value */\r
+       buf[2] = high_direction;   /* all outputs (xRST and xRSTnOE) */\r
+       DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);\r
+       \r
+       if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))\r
+       {\r
+               ERROR("couldn't initialize FT2232 with 'JTAGkey' layout"); \r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+       \r
+       return ERROR_OK;\r
+}\r
+\r
+int flyswatter_init(void)\r
+{\r
+       u8 buf[3];\r
+       u32 bytes_written;\r
+       \r
+       low_output = 0x18;\r
+       low_direction = 0xfb;\r
+       \r
+       /* initialize low byte for jtag */\r
+       buf[0] = 0x80; /* command "set data bits low byte" */\r
+       buf[1] = low_output; /* value (TMS=1,TCK=0, TDI=0, nOE=0) */\r
+       buf[2] = low_direction; /* dir (output=1), TCK/TDI/TMS=out, TDO=in, nOE[12]=out, n[ST]srst=out */\r
+       DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);\r
+       \r
+       if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))\r
+       {\r
+               ERROR("couldn't initialize FT2232 with 'flyswatter' layout"); \r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+       \r
+       nTRST = 0x10;\r
+       nTRSTnOE = 0x0; /* not output enable for nTRST */\r
+       nSRST = 0x20;\r
+       nSRSTnOE = 0x00; /* no output enable for nSRST */\r
+\r
+       high_output = 0x00;\r
+       high_direction = 0x0c;\r
+\r
+       /* turn red LED1 on, LED2 off */\r
+       high_output |= 0x08;\r
+       \r
+       /* initialize high port */\r
+       buf[0] = 0x82; /* command "set data bits high byte" */\r
+       buf[1] = high_output; /* value */\r
+       buf[2] = high_direction;   /* all outputs (xRST and xRSTnOE) */\r
+       DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);\r
+       \r
+       if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))\r
+       {\r
+               ERROR("couldn't initialize FT2232 with 'flyswatter' layout"); \r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+       \r
+       return ERROR_OK;\r
+}\r
+\r
+int turtle_init(void)\r
+{\r
+       u8 buf[3];\r
+       u32 bytes_written;\r
+       \r
+       low_output = 0x08;\r
+       low_direction = 0x5b;\r
+       \r
+       /* initialize low byte for jtag */\r
+       buf[0] = 0x80; /* command "set data bits low byte" */\r
+       buf[1] = low_output; /* value (TMS=1,TCK=0, TDI=0, nOE=0) */\r
+       buf[2] = low_direction; /* dir (output=1), TCK/TDI/TMS=out, TDO=in, nOE=out */\r
+       DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);\r
+       \r
+       if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))\r
+       {\r
+               ERROR("couldn't initialize FT2232 with 'turtelizer2' layout"); \r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+       \r
+       nSRST = 0x40;\r
+       \r
+       high_output = 0x00;\r
+       high_direction = 0x0C;\r
+       \r
+       /* initialize high port */\r
+       buf[0] = 0x82; /* command "set data bits high byte" */\r
+       buf[1] = high_output;\r
+       buf[2] = high_direction;\r
+       DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);\r
+       \r
+       if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))\r
+       {\r
+               ERROR("couldn't initialize FT2232 with 'turtelizer2' layout"); \r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+       \r
+       return ERROR_OK;\r
+}\r
+\r
+int comstick_init(void)\r
+{\r
+       u8 buf[3];\r
+       u32 bytes_written;\r
+       \r
+       low_output = 0x08;\r
+       low_direction = 0x0b;\r
+       \r
+       /* initialize low byte for jtag */\r
+       buf[0] = 0x80; /* command "set data bits low byte" */\r
+       buf[1] = low_output; /* value (TMS=1,TCK=0, TDI=0, nOE=0) */\r
+       buf[2] = low_direction; /* dir (output=1), TCK/TDI/TMS=out, TDO=in, nOE=out */\r
+       DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);\r
+       \r
+       if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))\r
+       {\r
+               ERROR("couldn't initialize FT2232 with 'comstick' layout"); \r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+       \r
+       nTRST = 0x01;\r
+       nTRSTnOE = 0x00; /* no output enable for nTRST */\r
+       nSRST = 0x02;\r
+       nSRSTnOE = 0x00; /* no output enable for nSRST */\r
+       \r
+       high_output = 0x03;\r
+       high_direction = 0x03;\r
+       \r
+       /* initialize high port */\r
+       buf[0] = 0x82; /* command "set data bits high byte" */\r
+       buf[1] = high_output;\r
+       buf[2] = high_direction;\r
+       DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);\r
+       \r
+       if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))\r
+       {\r
+               ERROR("couldn't initialize FT2232 with 'comstick' layout"); \r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+       \r
+       return ERROR_OK;\r
+}\r
+\r
+int stm32stick_init(void)\r
+{\r
+       u8 buf[3];\r
+       u32 bytes_written;\r
+       \r
+       low_output = 0x88;\r
+       low_direction = 0x8b;\r
+       \r
+       /* initialize low byte for jtag */\r
+       buf[0] = 0x80; /* command "set data bits low byte" */\r
+       buf[1] = low_output; /* value (TMS=1,TCK=0, TDI=0, nOE=0) */\r
+       buf[2] = low_direction; /* dir (output=1), TCK/TDI/TMS=out, TDO=in, nOE=out */\r
+       DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);\r
+       \r
+       if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))\r
+       {\r
+               ERROR("couldn't initialize FT2232 with 'stm32stick' layout"); \r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+               \r
+       nTRST = 0x01;\r
+       nTRSTnOE = 0x00; /* no output enable for nTRST */\r
+       nSRST = 0x80;\r
+       nSRSTnOE = 0x00; /* no output enable for nSRST */\r
+       \r
+       high_output = 0x01;\r
+       high_direction = 0x03;\r
+       \r
+       /* initialize high port */\r
+       buf[0] = 0x82; /* command "set data bits high byte" */\r
+       buf[1] = high_output;\r
+       buf[2] = high_direction;\r
+       DEBUG("%2.2x %2.2x %2.2x", buf[0], buf[1], buf[2]);\r
+       \r
+       if (((ft2232_write(buf, 3, &bytes_written)) != ERROR_OK) || (bytes_written != 3))\r
+       {\r
+               ERROR("couldn't initialize FT2232 with 'stm32stick' layout"); \r
+               return ERROR_JTAG_INIT_FAILED;\r
+       }\r
+       \r
+       return ERROR_OK;\r
+}\r
+\r
+void olimex_jtag_blink(void)\r
+{\r
+       /* Olimex ARM-USB-OCD has a LED connected to ACBUS3\r
+        * ACBUS3 is bit 3 of the GPIOH port\r
+        */\r
+       if (high_output & 0x08)\r
+       {\r
+               /* set port pin high */\r
+               high_output &= 0x07;\r
+       }\r
+       else\r
+       {\r
+               /* set port pin low */\r
+               high_output |= 0x08;\r
+       }\r
+       \r
+       BUFFER_ADD = 0x82;\r
+       BUFFER_ADD = high_output;\r
+       BUFFER_ADD = high_direction;\r
+}\r
+\r
+void turtle_jtag_blink(void)\r
+{\r
+       /* \r
+   * Turtelizer2 has two LEDs connected to ACBUS2 and ACBUS3\r
+        */\r
+       if (high_output & 0x08)\r
+       {\r
+               high_output = 0x04;\r
+       }\r
+       else\r
+       {\r
+               high_output = 0x08;\r
+       }\r
+       \r
+       BUFFER_ADD = 0x82;\r
+       BUFFER_ADD = high_output;\r
+       BUFFER_ADD = high_direction;\r
+}\r
+\r
+\r
+int ft2232_quit(void)\r
+{\r
+#if BUILD_FT2232_FTD2XX == 1\r
+       FT_STATUS status;\r
+\r
+       status = FT_Close(ftdih);\r
+#elif BUILD_FT2232_LIBFTDI == 1\r
+       ftdi_disable_bitbang(&ftdic);\r
+       \r
+       ftdi_usb_close(&ftdic);\r
+       \r
+       ftdi_deinit(&ftdic);\r
+#endif\r
+\r
+       free(ft2232_buffer);\r
+       ft2232_buffer = NULL;\r
+\r
+       return ERROR_OK;\r
+}\r
+\r
+int ft2232_handle_device_desc_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+       if (argc == 1)\r
+       {\r
+               ft2232_device_desc = strdup(args[0]);\r
+       }\r
+       else\r
+       {\r
+               ERROR("expected exactly one argument to ft2232_device_desc <description>");\r
+       }\r
+       \r
+       return ERROR_OK;\r
+}\r
+\r
+int ft2232_handle_serial_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+       if (argc == 1)\r
+       {\r
+               ft2232_serial = strdup(args[0]);\r
+       }\r
+       else\r
+       {\r
+               ERROR("expected exactly one argument to ft2232_serial <serial-number>");\r
+       }\r
+       \r
+       return ERROR_OK;\r
+}\r
+\r
+int ft2232_handle_layout_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+       if (argc == 0)\r
+               return ERROR_OK;\r
+\r
+       ft2232_layout = malloc(strlen(args[0]) + 1);\r
+       strcpy(ft2232_layout, args[0]);\r
+\r
+       return ERROR_OK;\r
+}\r
+\r
+int ft2232_handle_vid_pid_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+       int i;\r
+\r
+       if (argc > MAX_USB_IDS*2) {\r
+               WARNING("ignoring extra IDs in ft2232_vid_pid "\r
+                   "(maximum is %d pairs)", MAX_USB_IDS);\r
+               argc = MAX_USB_IDS*2;\r
+       }\r
+       if (argc < 2 || (argc & 1))\r
+       {\r
+               WARNING("incomplete ft2232_vid_pid configuration directive");\r
+               if (argc < 2)\r
+                       return ERROR_OK;\r
+       }\r
+\r
+       for (i = 0; i+1 < argc; i += 2) {\r
+               ft2232_vid[i >> 1] = strtol(args[i], NULL, 0);\r
+               ft2232_pid[i >> 1] = strtol(args[i+1], NULL, 0);\r
+       }\r
+       /*\r
+        * Explicitly terminate, in case there are multiples instances of\r
+        * ft2232_vid_pid.\r
+        */\r
+       ft2232_vid[i >> 1] = ft2232_pid[i >> 1] = 0;\r
+\r
+       return ERROR_OK;\r
+}\r
+\r
+int ft2232_handle_latency_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+       if (argc == 1)\r
+       {\r
+               ft2232_latency = atoi(args[0]);\r
+       }\r
+       else\r
+       {\r
+               ERROR("expected exactly one argument to ft2232_latency <ms>");\r
+       }\r
+       \r
+       return ERROR_OK;\r
+}\r
+\r
+\r
index 1601288..f4c4dc4 100644 (file)
-/***************************************************************************
- *   Copyright (C) 2005 by Dominic Rath                                    *
- *   Dominic.Rath@gmx.de                                                   *
- *                                                                         *
- *   This program is free software; you can redistribute it and/or modify  *
- *   it under the terms of the GNU General Public License as published by  *
- *   the Free Software Foundation; either version 2 of the License, or     *
- *   (at your option) any later version.                                   *
- *                                                                         *
- *   This program is distributed in the hope that it will be useful,       *
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
- *   GNU General Public License for more details.                          *
- *                                                                         *
- *   You should have received a copy of the GNU General Public License     *
- *   along with this program; if not, write to the                         *
- *   Free Software Foundation, Inc.,                                       *
- *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
- ***************************************************************************/
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include "xsvf.h"
-
-#include "jtag.h"
-#include "command.h"
-#include "log.h"
-
-#include <stdlib.h>
-#include <unistd.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <string.h>
-
-#include <sys/time.h>
-#include <time.h>
-
-#define XSTATE_MAX_PATH (12)
-
-int handle_xsvf_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-
-int xsvf_fd = 0;
-
-u8 *dr_out_buf;        /* from host to device (TDI) */
-u8 *dr_in_buf; /* from device to host (TDO) */
-u8 *dr_in_mask;
-
-int xsdrsize = 0;
-int xruntest = 0;      /* number of TCK cycles / microseconds */
-int xrepeat = 0x20; /* number of XC9500 retries */
-
-int xendir = 0;
-int xenddr = 0;
-
-enum tap_state xsvf_to_tap[] =
-{
-       TAP_TLR, TAP_RTI,
-       TAP_SDS, TAP_CD, TAP_SD, TAP_E1D, TAP_PD, TAP_E2D, TAP_UD,
-       TAP_SIS, TAP_CI, TAP_SI, TAP_E1I, TAP_PI, TAP_E2I, TAP_UI,
-};
-
-int tap_to_xsvf[] =
-{
-       0x0, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x1, 0x9, 0xa, 0xb, 0xc, 0xe, 0xf
-};
-
-int xsvf_register_commands(struct command_context_s *cmd_ctx)
-{
-       register_command(cmd_ctx, NULL, "xsvf", handle_xsvf_command,
-               COMMAND_EXEC, "run xsvf <file>");
-
-       return ERROR_OK;
-}
-
-int xsvf_read_buffer(int num_bits, int fd, u8* buf)
-{
-       int num_bytes;
-
-       for (num_bytes = (num_bits + 7) / 8; num_bytes > 0; num_bytes--)
-       {
-               if (read(fd, buf + num_bytes - 1, 1) < 0)
-                       return ERROR_XSVF_EOF;
-       }
-
-       return ERROR_OK;
-}
-
-int xsvf_read_xstates(int fd, enum tap_state *path, int max_path, int *path_len)
-{
-       char c;
-       unsigned char uc;
-       
-       while ((read(fd, &c, 1) > 0) && (c == 0x12))
-       {
-               if (*path_len > max_path)
-               {
-                       WARNING("XSTATE path longer than max_path");
-                       break;
-               }
-               if (read(fd, &uc, 1) < 0)
-               {
-                       return ERROR_XSVF_EOF;
-               }
-               path[(*path_len)++] = xsvf_to_tap[uc];
-       }
-       
-       lseek(fd, -1, SEEK_CUR);
-       
-       return ERROR_OK;
-}
-
-int handle_xsvf_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
-       char c;
-       u8 buf4[4], buf2[2];
-       unsigned char uc, uc2;
-       unsigned int ui;
-       unsigned short us;
-
-       int do_abort = 0;
-       int unsupported = 0;
-       int tdo_mismatch = 0;
-       
-       int runtest_requires_tck = 0;
-       
-       int device = -1;        /* use -1 to indicate a "plain" xsvf file which accounts for additional devices in the scan chain, otherwise the device that should be affected */
-
-       if (argc < 2)
-       {
-               command_print(cmd_ctx, "usage: xsvf <device#|plain> <file> <variant>");
-               return ERROR_OK;
-       }
-
-       if (strcmp(args[0], "plain") != 0)
-       {
-               device = strtoul(args[0], NULL, 0);
-       }
-
-       if ((xsvf_fd = open(args[1], O_RDONLY)) < 0)
-       {
-               command_print(cmd_ctx, "file %s not found", args[0]);
-               return ERROR_OK;
-       }
-       
-       if ((argc > 2) && (strcmp(args[2], "virt2") == 0))
-       {
-               runtest_requires_tck = 1;
-       }
-
-       while (read(xsvf_fd, &c, 1) > 0)
-       {
-               switch (c)
-               {
-                       case 0x00:      /* XCOMPLETE */
-                               DEBUG("XCOMPLETE");
-                               if (jtag_execute_queue() != ERROR_OK)
-                               {
-                                       tdo_mismatch = 1;
-                                       break;  
-                               }
-                               break;
-                       case 0x01:      /* XTDOMASK */
-                               DEBUG("XTDOMASK");
-                               if (dr_in_mask && (xsvf_read_buffer(xsdrsize, xsvf_fd, dr_in_mask) != ERROR_OK))
-                                       do_abort = 1;
-                               break;
-                       case 0x02:      /* XSIR */
-                               DEBUG("XSIR");
-                               if (read(xsvf_fd, &c, 1) < 0)
-                                       do_abort = 1;
-                               else
-                               {
-                                       u8 *ir_buf = malloc((c + 7) / 8);
-                                       if (xsvf_read_buffer(c, xsvf_fd, ir_buf) != ERROR_OK)
-                                               do_abort = 1;
-                                       else
-                                       {
-                                               scan_field_t field;
-                                               field.device = device;
-                                               field.num_bits = c;
-                                               field.out_value = ir_buf;
-                                               field.out_mask = NULL;
-                                               field.in_value = NULL;
-                                               field.in_check_value = NULL;
-                                               field.in_check_mask = NULL;
-                                               field.in_handler = NULL;
-                                               field.in_handler_priv = NULL;
-                                               if (device == -1)
-                                                       jtag_add_plain_ir_scan(1, &field, TAP_PI, NULL);
-                                               else
-                                                       jtag_add_ir_scan(1, &field, TAP_PI, NULL);
-                                               if (jtag_execute_queue() != ERROR_OK)
-                                               {
-                                                       tdo_mismatch = 1;
-                                                       free(ir_buf);
-                                                       break;
-                                               }
-                                               if (xruntest)
-                                               {
-                                                       if (runtest_requires_tck)
-                                                               jtag_add_runtest(xruntest, xsvf_to_tap[xendir]);
-                                                       else
-                                                       {
-                                                               jtag_add_statemove(TAP_RTI);
-                                                               jtag_add_sleep(xruntest);
-                                                               jtag_add_statemove(xsvf_to_tap[xendir]);
-                                                       }
-                                               }
-                                               else if (xendir != 0xd) /* Pause-IR */
-                                                       jtag_add_statemove(xsvf_to_tap[xendir]);
-                                       }
-                                       free(ir_buf);
-                               }
-                               break;
-                       case 0x03:      /* XSDR */
-                               DEBUG("XSDR");
-                               if (xsvf_read_buffer(xsdrsize, xsvf_fd, dr_out_buf) != ERROR_OK)
-                                       do_abort = 1;
-                               else
-                               {
-                                       scan_field_t field;
-                                       field.device = device;
-                                       field.num_bits = xsdrsize;
-                                       field.out_value = dr_out_buf;
-                                       field.out_mask = NULL;
-                                       field.in_value = NULL;
-                                       jtag_set_check_value(&field, dr_in_buf, dr_in_mask, NULL);
-                                       if (device == -1)
-                                               jtag_add_plain_dr_scan(1, &field, TAP_PD, NULL);
-                                       else
-                                               jtag_add_dr_scan(1, &field, TAP_PD, NULL);
-                                       if (jtag_execute_queue() != ERROR_OK)
-                                       {
-                                               tdo_mismatch = 1;
-                                               break;  
-                                       }
-                                       if (xruntest)
-                                       {
-                                               if (runtest_requires_tck)
-                                                       jtag_add_runtest(xruntest, xsvf_to_tap[xenddr]);
-                                               else
-                                               {
-                                                       jtag_add_statemove(TAP_RTI);
-                                                       jtag_add_sleep(xruntest);
-                                                       jtag_add_statemove(xsvf_to_tap[xenddr]);
-                                               }
-                                       }
-                                       else if (xendir != 0x6) /* Pause-DR */
-                                               jtag_add_statemove(xsvf_to_tap[xenddr]);
-                               }
-                               break;
-                       case 0x04:      /* XRUNTEST */
-                               DEBUG("XRUNTEST");
-                               if (read(xsvf_fd, buf4, 4) < 0)
-                                       do_abort = 1;
-                               else
-                               {
-                                       xruntest = be_to_h_u32(buf4);
-                               }
-                               break;
-                       case 0x07:      /* XREPEAT */
-                               DEBUG("XREPEAT");
-                               if (read(xsvf_fd, &c, 1) < 0)
-                                       do_abort = 1;
-                               else
-                               {
-                                       xrepeat = c;
-                               }
-                               break;
-                       case 0x08:      /* XSDRSIZE */
-                               DEBUG("XSDRSIZE");
-                               if (read(xsvf_fd, buf4, 4) < 0)
-                                       do_abort = 1;
-                               else
-                               {
-                                       xsdrsize = be_to_h_u32(buf4);
-                                       free(dr_out_buf);
-                                       free(dr_in_buf);
-                                       free(dr_in_mask);
-                                       dr_out_buf = malloc((xsdrsize + 7) / 8);
-                                       dr_in_buf = malloc((xsdrsize + 7) / 8);
-                                       dr_in_mask = malloc((xsdrsize + 7) / 8);
-                               }
-                               break;
-                       case 0x09:      /* XSDRTDO */
-                               DEBUG("XSDRTDO");
-                               if (xsvf_read_buffer(xsdrsize, xsvf_fd, dr_out_buf) != ERROR_OK)
-                                       do_abort = 1;
-                               else
-                               {
-                                       if (xsvf_read_buffer(xsdrsize, xsvf_fd, dr_in_buf) != ERROR_OK)
-                                               do_abort = 1;
-                                       else
-                                       {
-                                               scan_field_t field;
-                                               field.device = device;
-                                               field.num_bits = xsdrsize;
-                                               field.out_value = dr_out_buf;
-                                               field.out_mask = NULL;
-                                               field.in_value = NULL;
-                                               jtag_set_check_value(&field, dr_in_buf, dr_in_mask, NULL);
-                                               if (device == -1)
-                                                       jtag_add_plain_dr_scan(1, &field, TAP_PD, NULL);
-                                               else
-                                                       jtag_add_dr_scan(1, &field, TAP_PD, NULL);
-                                               if (jtag_execute_queue() != ERROR_OK)
-                                               {
-                                                       tdo_mismatch = 1;
-                                                       break;  
-                                               }
-                                               if (xruntest)
-                                               {
-                                                       if (runtest_requires_tck)
-                                                               jtag_add_runtest(xruntest, xsvf_to_tap[xenddr]);
-                                                       else
-                                                       {
-                                                               jtag_add_statemove(TAP_RTI);
-                                                               jtag_add_sleep(xruntest);
-                                                               jtag_add_statemove(xsvf_to_tap[xenddr]);
-                                                       }
-                                               }
-                                               else if (xendir != 0x6) /* Pause-DR */
-                                                       jtag_add_statemove(xsvf_to_tap[xenddr]);
-                                       }
-                               }
-                               break;
-                       case 0x0a:      /* XSETDRMASKS */
-                               printf("unsupported XSETSDRMASKS\n");
-                               unsupported = 1;
-                               break;
-                       case 0x0b:      /* XSDRINC */
-                               printf("unsupported XSDRINC\n");
-                               unsupported = 1;
-                               break;
-                       case 0x0c:      /* XSDRB */
-                               unsupported = 1;
-                               break;
-                       case 0x0d:      /* XSDRC */
-                               unsupported = 1;
-                               break;
-                       case 0x0e:      /* XSDRE */
-                               unsupported = 1;
-                               break;
-                       case 0x0f:      /* XSDRTDOB */
-                               unsupported = 1;
-                               break;
-                       case 0x10:      /* XSDRTDOB */
-                               unsupported = 1;
-                               break;
-                       case 0x11:      /* XSDRTDOB */
-                               unsupported = 1;
-                               break;
-                       case 0x12:      /* XSTATE */
-                               DEBUG("XSTATE");
-                               if (read(xsvf_fd, &uc, 1) < 0)
-                                       do_abort = 1;
-                               else
-                               {
-                                       enum tap_state *path = calloc(XSTATE_MAX_PATH, 4);
-                                       int path_len = 1;
-                                       path[0] = xsvf_to_tap[uc];
-                                       if (xsvf_read_xstates(xsvf_fd, path, XSTATE_MAX_PATH, &path_len) != ERROR_OK)
-                                               do_abort = 1;
-                                       else
-                                       {
-                                               jtag_add_pathmove(path_len, path);
-                                       }
-                                       free(path);
-                               }
-                               break;
-                       case 0x13:      /* XENDIR */
-                               DEBUG("XENDIR");
-                               if (read(xsvf_fd, &c, 1) < 0)
-                                       do_abort = 1;
-                               else
-                               {
-                                       if (c == 0)
-                                               xendir = 1;
-                                       else if (c == 1)
-                                               xendir = 0xd;
-                                       else
-                                       {
-                                               ERROR("unknown XENDIR endstate");
-                                               unsupported = 1;
-                                       }
-                               }
-                               break;
-                       case 0x14:      /* XENDDR */
-                               DEBUG("XENDDR");
-                               if (read(xsvf_fd, &c, 1) < 0)
-                                       do_abort = 1;
-                               else
-                               {
-                                       if (c == 0)
-                                               xenddr = 1;
-                                       else if (c == 1)
-                                               xenddr = 0x6;
-                                       else
-                                       {
-                                               ERROR("unknown XENDDR endstate");
-                                               unsupported = 1;
-                                       }
-                               }
-                               break;
-                       case 0x15:      /* XSIR2 */
-                               DEBUG("XSIR2");
-                               if (read(xsvf_fd, buf2, 2) < 0)
-                                       do_abort = 1;
-                               else
-                               {
-                                       u8 *ir_buf;
-                                       us = be_to_h_u16(buf2);
-                                       ir_buf = malloc((us + 7) / 8);
-                                       if (xsvf_read_buffer(us, xsvf_fd, ir_buf) != ERROR_OK)
-                                               do_abort = 1;
-                                       else
-                                       {
-                                               scan_field_t field;
-                                               field.device = device;
-                                               field.num_bits = us;
-                                               field.out_value = ir_buf;
-                                               field.out_mask = NULL;
-                                               field.in_value = NULL;
-                                               field.in_check_value = NULL;
-                                               field.in_check_mask = NULL;
-                                               field.in_handler = NULL;
-                                               field.in_handler_priv = NULL;
-                                               if (device == -1)
-                                                       jtag_add_plain_ir_scan(1, &field, xsvf_to_tap[xendir], NULL);
-                                               else
-                                                       jtag_add_ir_scan(1, &field, xsvf_to_tap[xendir], NULL);
-                                       }
-                                       free(ir_buf);
-                               }
-                               break;
-                       case 0x16:      /* XCOMMENT */
-                               do
-                               {
-                                       if (read(xsvf_fd, &c, 1) < 0)
-                                       {
-                                               do_abort = 1;
-                                               break;
-                                       }
-                               } while (c != 0);
-                               break;
-                       case 0x17:      /* XWAIT */
-                               DEBUG("XWAIT");
-                               if ((read(xsvf_fd, &uc, 1) < 0) || (read(xsvf_fd, &uc2, 1) < 0) || (read(xsvf_fd, buf4, 4) < 0))
-                                       do_abort = 1;
-                               else
-                               {
-                                       jtag_add_statemove(xsvf_to_tap[uc]);
-                                       ui = be_to_h_u32(buf4);
-                                       jtag_add_sleep(ui);
-                                       jtag_add_statemove(xsvf_to_tap[uc2]);
-                               }
-                               break;
-                       default:
-                               printf("unknown xsvf command (0x%2.2x)\n", c);
-                               unsupported = 1;
-               }
-
-               if (do_abort || unsupported || tdo_mismatch)
-                       break;
-       }
-       
-       if (tdo_mismatch)
-       {
-               command_print(cmd_ctx, "TDO mismatch, aborting");
-               jtag_cancel_queue();
-               return ERROR_OK;
-       }
-
-       if (unsupported)
-       {
-               command_print(cmd_ctx, "unsupported xsvf command encountered, aborting");
-               jtag_cancel_queue();
-               return ERROR_OK;
-       }
-
-       if (do_abort)
-       {
-               command_print(cmd_ctx, "premature end detected, aborting");
-               jtag_cancel_queue();
-               return ERROR_OK;
-       }
-       
-       if (dr_out_buf)
-               free(dr_out_buf);
-       
-       if (dr_in_buf)
-               free(dr_in_buf);
-       
-       if (dr_in_mask)
-               free(dr_in_mask);
-
-       close(xsvf_fd);
-       
-       command_print(cmd_ctx, "XSVF file programmed successfully");
-
-       return ERROR_OK;
-}
+/***************************************************************************\r
+ *   Copyright (C) 2005 by Dominic Rath                                    *\r
+ *   Dominic.Rath@gmx.de                                                   *\r
+ *                                                                         *\r
+ *   This program is free software; you can redistribute it and/or modify  *\r
+ *   it under the terms of the GNU General Public License as published by  *\r
+ *   the Free Software Foundation; either version 2 of the License, or     *\r
+ *   (at your option) any later version.                                   *\r
+ *                                                                         *\r
+ *   This program is distributed in the hope that it will be useful,       *\r
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *\r
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *\r
+ *   GNU General Public License for more details.                          *\r
+ *                                                                         *\r
+ *   You should have received a copy of the GNU General Public License     *\r
+ *   along with this program; if not, write to the                         *\r
+ *   Free Software Foundation, Inc.,                                       *\r
+ *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *\r
+ ***************************************************************************/\r
+#ifdef HAVE_CONFIG_H\r
+#include "config.h"\r
+#endif\r
+\r
+#include "xsvf.h"\r
+\r
+#include "jtag.h"\r
+#include "command.h"\r
+#include "log.h"\r
+\r
+#include <stdlib.h>\r
+#include <unistd.h>\r
+#include <sys/types.h>\r
+#include <sys/stat.h>\r
+#include <fcntl.h>\r
+#include <string.h>\r
+\r
+#include <sys/time.h>\r
+#include <time.h>\r
+\r
+#define XSTATE_MAX_PATH (12)\r
+\r
+int handle_xsvf_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+\r
+int xsvf_fd = 0;\r
+\r
+u8 *dr_out_buf;        /* from host to device (TDI) */\r
+u8 *dr_in_buf; /* from device to host (TDO) */\r
+u8 *dr_in_mask;\r
+\r
+int xsdrsize = 0;\r
+int xruntest = 0;      /* number of TCK cycles / microseconds */\r
+int xrepeat = 0x20; /* number of XC9500 retries */\r
+\r
+int xendir = 0;\r
+int xenddr = 0;\r
+\r
+enum tap_state xsvf_to_tap[] =\r
+{\r
+       TAP_TLR, TAP_RTI,\r
+       TAP_SDS, TAP_CD, TAP_SD, TAP_E1D, TAP_PD, TAP_E2D, TAP_UD,\r
+       TAP_SIS, TAP_CI, TAP_SI, TAP_E1I, TAP_PI, TAP_E2I, TAP_UI,\r
+};\r
+\r
+int tap_to_xsvf[] =\r
+{\r
+       0x0, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x1, 0x9, 0xa, 0xb, 0xc, 0xe, 0xf\r
+};\r
+\r
+int xsvf_register_commands(struct command_context_s *cmd_ctx)\r
+{\r
+       register_command(cmd_ctx, NULL, "xsvf", handle_xsvf_command,\r
+               COMMAND_EXEC, "run xsvf <file>");\r
+\r
+       return ERROR_OK;\r
+}\r
+\r
+int xsvf_read_buffer(int num_bits, int fd, u8* buf)\r
+{\r
+       int num_bytes;\r
+\r
+       for (num_bytes = (num_bits + 7) / 8; num_bytes > 0; num_bytes--)\r
+       {\r
+               if (read(fd, buf + num_bytes - 1, 1) < 0)\r
+                       return ERROR_XSVF_EOF;\r
+       }\r
+\r
+       return ERROR_OK;\r
+}\r
+\r
+int xsvf_read_xstates(int fd, enum tap_state *path, int max_path, int *path_len)\r
+{\r
+       char c;\r
+       unsigned char uc;\r
+       \r
+       while ((read(fd, &c, 1) > 0) && (c == 0x12))\r
+       {\r
+               if (*path_len > max_path)\r
+               {\r
+                       WARNING("XSTATE path longer than max_path");\r
+                       break;\r
+               }\r
+               if (read(fd, &uc, 1) < 0)\r
+               {\r
+                       return ERROR_XSVF_EOF;\r
+               }\r
+               path[(*path_len)++] = xsvf_to_tap[uc];\r
+       }\r
+       \r
+       lseek(fd, -1, SEEK_CUR);\r
+       \r
+       return ERROR_OK;\r
+}\r
+\r
+int handle_xsvf_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+       char c;\r
+       u8 buf4[4], buf2[2];\r
+       unsigned char uc, uc2;\r
+       unsigned int ui;\r
+       unsigned short us;\r
+\r
+       int do_abort = 0;\r
+       int unsupported = 0;\r
+       int tdo_mismatch = 0;\r
+       \r
+       int runtest_requires_tck = 0;\r
+       \r
+       int device = -1;        /* use -1 to indicate a "plain" xsvf file which accounts for additional devices in the scan chain, otherwise the device that should be affected */\r
+\r
+       if (argc < 2)\r
+       {\r
+               command_print(cmd_ctx, "usage: xsvf <device#|plain> <file> <variant>");\r
+               return ERROR_OK;\r
+       }\r
+\r
+       if (strcmp(args[0], "plain") != 0)\r
+       {\r
+               device = strtoul(args[0], NULL, 0);\r
+       }\r
+\r
+       if ((xsvf_fd = open(args[1], O_RDONLY)) < 0)\r
+       {\r
+               command_print(cmd_ctx, "file %s not found", args[0]);\r
+               return ERROR_OK;\r
+       }\r
+       \r
+       if ((argc > 2) && (strcmp(args[2], "virt2") == 0))\r
+       {\r
+               runtest_requires_tck = 1;\r
+       }\r
+\r
+       while (read(xsvf_fd, &c, 1) > 0)\r
+       {\r
+               switch (c)\r
+               {\r
+                       case 0x00:      /* XCOMPLETE */\r
+                               DEBUG("XCOMPLETE");\r
+                               if (jtag_execute_queue() != ERROR_OK)\r
+                               {\r
+                                       tdo_mismatch = 1;\r
+                                       break;  \r
+                               }\r
+                               break;\r
+                       case 0x01:      /* XTDOMASK */\r
+                               DEBUG("XTDOMASK");\r
+                               if (dr_in_mask && (xsvf_read_buffer(xsdrsize, xsvf_fd, dr_in_mask) != ERROR_OK))\r
+                                       do_abort = 1;\r
+                               break;\r
+                       case 0x02:      /* XSIR */\r
+                               DEBUG("XSIR");\r
+                               if (read(xsvf_fd, &c, 1) < 0)\r
+                                       do_abort = 1;\r
+                               else\r
+                               {\r
+                                       u8 *ir_buf = malloc((c + 7) / 8);\r
+                                       if (xsvf_read_buffer(c, xsvf_fd, ir_buf) != ERROR_OK)\r
+                                               do_abort = 1;\r
+                                       else\r
+                                       {\r
+                                               scan_field_t field;\r
+                                               field.device = device;\r
+                                               field.num_bits = c;\r
+                                               field.out_value = ir_buf;\r
+                                               field.out_mask = NULL;\r
+                                               field.in_value = NULL;\r
+                                               field.in_check_value = NULL;\r
+                                               field.in_check_mask = NULL;\r
+                                               field.in_handler = NULL;\r
+                                               field.in_handler_priv = NULL;\r
+                                               if (device == -1)\r
+                                                       jtag_add_plain_ir_scan(1, &field, TAP_PI, NULL);\r
+                                               else\r
+                                                       jtag_add_ir_scan(1, &field, TAP_PI, NULL);\r
+                                               if (jtag_execute_queue() != ERROR_OK)\r
+                                               {\r
+                                                       tdo_mismatch = 1;\r
+                                                       free(ir_buf);\r
+                                                       break;\r
+                                               }\r
+                                               if (xruntest)\r
+                                               {\r
+                                                       if (runtest_requires_tck)\r
+                                                               jtag_add_runtest(xruntest, xsvf_to_tap[xendir]);\r
+                                                       else\r
+                                                       {\r
+                                                               jtag_add_statemove(TAP_RTI);\r
+                                                               jtag_add_sleep(xruntest);\r
+                                                               jtag_add_statemove(xsvf_to_tap[xendir]);\r
+                                                       }\r
+                                               }\r
+                                               else if (xendir != 0xd) /* Pause-IR */\r
+                                                       jtag_add_statemove(xsvf_to_tap[xendir]);\r
+                                       }\r
+                                       free(ir_buf);\r
+                               }\r
+                               break;\r
+                       case 0x03:      /* XSDR */\r
+                               DEBUG("XSDR");\r
+                               if (xsvf_read_buffer(xsdrsize, xsvf_fd, dr_out_buf) != ERROR_OK)\r
+                                       do_abort = 1;\r
+                               else\r
+                               {\r
+                                       scan_field_t field;\r
+                                       field.device = device;\r
+                                       field.num_bits = xsdrsize;\r
+                                       field.out_value = dr_out_buf;\r
+                                       field.out_mask = NULL;\r
+                                       field.in_value = NULL;\r
+                                       jtag_set_check_value(&field, dr_in_buf, dr_in_mask, NULL);\r
+                                       if (device == -1)\r
+                                               jtag_add_plain_dr_scan(1, &field, TAP_PD, NULL);\r
+                                       else\r
+                                               jtag_add_dr_scan(1, &field, TAP_PD, NULL);\r
+                                       if (jtag_execute_queue() != ERROR_OK)\r
+                                       {\r
+                                               tdo_mismatch = 1;\r
+                                               break;  \r
+                                       }\r
+                                       if (xruntest)\r
+                                       {\r
+                                               if (runtest_requires_tck)\r
+                                                       jtag_add_runtest(xruntest, xsvf_to_tap[xenddr]);\r
+                                               else\r
+                                               {\r
+                                                       jtag_add_statemove(TAP_RTI);\r
+                                                       jtag_add_sleep(xruntest);\r
+                                                       jtag_add_statemove(xsvf_to_tap[xenddr]);\r
+                                               }\r
+                                       }\r
+                                       else if (xendir != 0x6) /* Pause-DR */\r
+                                               jtag_add_statemove(xsvf_to_tap[xenddr]);\r
+                               }\r
+                               break;\r
+                       case 0x04:      /* XRUNTEST */\r
+                               DEBUG("XRUNTEST");\r
+                               if (read(xsvf_fd, buf4, 4) < 0)\r
+                                       do_abort = 1;\r
+                               else\r
+                               {\r
+                                       xruntest = be_to_h_u32(buf4);\r
+                               }\r
+                               break;\r
+                       case 0x07:      /* XREPEAT */\r
+                               DEBUG("XREPEAT");\r
+                               if (read(xsvf_fd, &c, 1) < 0)\r
+                                       do_abort = 1;\r
+                               else\r
+                               {\r
+                                       xrepeat = c;\r
+                               }\r
+                               break;\r
+                       case 0x08:      /* XSDRSIZE */\r
+                               DEBUG("XSDRSIZE");\r
+                               if (read(xsvf_fd, buf4, 4) < 0)\r
+                                       do_abort = 1;\r
+                               else\r
+                               {\r
+                                       xsdrsize = be_to_h_u32(buf4);\r
+                                       free(dr_out_buf);\r
+                                       free(dr_in_buf);\r
+                                       free(dr_in_mask);\r
+                                       dr_out_buf = malloc((xsdrsize + 7) / 8);\r
+                                       dr_in_buf = malloc((xsdrsize + 7) / 8);\r
+                                       dr_in_mask = malloc((xsdrsize + 7) / 8);\r
+                               }\r
+                               break;\r
+    &