ecosboard: delete bit-rotted eCos code
authorØyvind Harboe <oyvind.harboe@zylin.com>
Mon, 5 Mar 2012 20:37:14 +0000 (21:37 +0100)
committerØyvind Harboe <oyvindharboe@gmail.com>
Tue, 13 Mar 2012 19:11:11 +0000 (19:11 +0000)
Change-Id: Iff7943eb9da3f41dcc45492acd0f36cf63b3497f
Signed-off-by: Øyvind Harboe <oyvind.harboe@zylin.com>
Reviewed-on: http://openocd.zylin.com/503
Reviewed-by: Øyvind Harboe <oyvindharboe@gmail.com>
Tested-by: jenkins
15 files changed:
README
configure.ac
src/Makefile.am
src/ecosboard.c [deleted file]
src/helper/Makefile.am
src/helper/command.c
src/helper/command.h
src/helper/ioutil.c
src/helper/replacements.h
src/helper/system.h
src/helper/time_support_ecos.c [deleted file]
src/jtag/zy1000/jtag_minidriver.h
src/jtag/zy1000/zy1000.c
src/server/Makefile.am
src/server/server.h

diff --git a/README b/README
index f49dd31..c6186b2 100644 (file)
--- a/README
+++ b/README
@@ -249,7 +249,6 @@ options may be available there:
   --enable-ep93xx         Enable building support for EP93xx based SBCs
   --enable-at91rm9200     Enable building support for AT91RM9200 based SBCs
 
-  --enable-ecosboard      Enable building support for eCos based JTAG debugger
   --enable-zy1000         Enable ZY1000 interface
 
   --enable-minidriver-dummy
index 0b33712..0a9a658 100644 (file)
@@ -396,10 +396,6 @@ AC_ARG_ENABLE([amtjtagaccel],
   AS_HELP_STRING([--enable-amtjtagaccel], [Enable building the Amontec JTAG-Accelerator driver]),
   [build_amtjtagaccel=$enableval], [build_amtjtagaccel=no])
 
-AC_ARG_ENABLE([ecosboard],
-  AS_HELP_STRING([--enable-ecosboard], [Enable building support for eCos based JTAG debugger]),
-  [build_ecosboard=$enableval], [build_ecosboard=no])
-
 AC_ARG_ENABLE([zy1000_master],
   AS_HELP_STRING([--enable-zy1000-master], [Use ZY1000 JTAG master registers]),
   [build_zy1000_master=$enableval], [build_zy1000_master=no])
@@ -632,12 +628,6 @@ else
   AC_DEFINE([BUILD_EP93XX], [0], [0 if you don't want ep93xx.])
 fi
 
-if test $build_ecosboard = yes; then
-  AC_DEFINE([BUILD_ECOSBOARD], [1], [1 if you want eCosBoard.])
-else
-  AC_DEFINE([BUILD_ECOSBOARD], [0], [0 if you don't want eCosBoard.])
-fi
-
 if test $build_zy1000 = yes; then
   AC_DEFINE([BUILD_ZY1000], [1], [1 if you want ZY1000.])
 else
@@ -1104,7 +1094,6 @@ AM_CONDITIONAL([PARPORT], [test $build_parport = yes])
 AM_CONDITIONAL([DUMMY], [test $build_dummy = yes])
 AM_CONDITIONAL([GIVEIO], [test x$parport_use_giveio = xyes])
 AM_CONDITIONAL([EP93XX], [test $build_ep93xx = yes])
-AM_CONDITIONAL([ECOSBOARD], [test $build_ecosboard = yes])
 AM_CONDITIONAL([ZY1000], [test $build_zy1000 = yes])
 AM_CONDITIONAL([ZY1000_MASTER], [test $build_zy1000_master = yes])
 AM_CONDITIONAL([IOUTIL], [test $build_ioutil = yes])
index 3a92fff..c78e81c 100644 (file)
@@ -15,11 +15,7 @@ SUBDIRS = \
 lib_LTLIBRARIES = libopenocd.la
 bin_PROGRAMS = openocd
 
-if ECOSBOARD
-MAINFILE = ecosboard.c
-else
 MAINFILE = main.c
-endif
 
 openocd_SOURCES = $(MAINFILE)
 openocd_LDADD = libopenocd.la
diff --git a/src/ecosboard.c b/src/ecosboard.c
deleted file mode 100644 (file)
index 0805e6f..0000000
+++ /dev/null
@@ -1,1670 +0,0 @@
-/***************************************************************************
- *   Copyright (C) 2007-2010 by Øyvind Harboe                              *
- *                                                                         *
- *   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 <helper/types.h>
-#include <jtag/jtag.h>
-#include <helper/ioutil.h>
-#include <helper/util.h>
-#include <helper/configuration.h>
-
-#include <server/server.h>
-#include <server/telnet_server.h>
-#include <server/gdb_server.h>
-#include <openocd.h>
-
-#include <helper/time_support.h>
-
-#include <sys/time.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#include <errno.h>
-
-#include <cyg/io/flash.h>
-#include <pkgconf/fs_jffs2.h>  // Address of JFFS2
-#include <network.h>
-
-#include <fcntl.h>
-#include <sys/stat.h>
-#include <cyg/fileio/fileio.h>
-#include <dirent.h>
-#include <cyg/athttpd/http.h>
-#include <cyg/athttpd/socket.h>
-#include <cyg/athttpd/handler.h>
-#include <cyg/athttpd/cgi.h>
-#include <cyg/athttpd/forms.h>
-#include <cyg/discover/discover.h>
-#include <cyg/io/io.h>
-#include <cyg/io/serialio.h>
-#include <netinet/tcp.h>
-#include <cyg/hal/hal_diag.h>
-
-#include "rom.h"
-
-#ifdef CYGPKG_HAL_NIOS2
-#include <cyg/hal/io.h>
-#define ZY1000_SER_DEV "/dev/uart_0"
-#else
-#define ZY1000_SER_DEV "/dev/ser0"
-
-#endif
-
-
-#define MAX_IFS 64
-#if defined(CYGPKG_NET_FREEBSD_STACK)
-#include <tftp_support.h>
-/* posix compatibility broken*/
-struct tftpd_fileops fileops =
-{
-       (int (*)(const char *, int))open,
-       close,
-       (int (*)(int, const void *, int))write,
-       (int (*)(int, void *, int))read
-};
-
-#endif
-
-
-void diag_write(char *buf, int len)
-{
-       int j;
-       for (j = 0; j < len; j++)
-       {
-               diag_printf("%c", buf[j]);
-       }
-}
-
-static bool serialLog = true;
-static bool writeLog = true;
-
-char hwaddr[512];
-
-#ifdef CYGPKG_PROFILE_GPROF
-#include <cyg/profile/profile.h>
-
-extern char _stext, _etext; // Defined by the linker
-
-static char *start_of_code=&_stext;
-static char *end_of_code=&_etext;
-
-void start_profile(void)
-{
-       // This starts up the system-wide profiling, gathering
-       // profile information on all of the code, with a 16 byte
-       // "bucket" size, at a rate of 100us/profile hit.
-       // Note: a bucket size of 16 will give pretty good function
-       //       resolution.  Much smaller and the buffer becomes
-       //       much too large for very little gain.
-       // Note: a timer period of 100us is also a reasonable
-       //       compromise.  Any smaller and the overhead of
-       //       handling the timter (profile) interrupt could
-       //       swamp the system.  A fast processor might get
-       //       by with a smaller value, but a slow one could
-       //       even be swamped by this value.  If the value is
-       //       too large, the usefulness of the profile is reduced.
-
-       // no more interrupts than 1/10ms.
-       //profile_on((void *)0, (void *)0x40000, 16, 10000); // SRAM
-       //      profile_on(0, &_etext, 16, 10000); // SRAM & DRAM
-       profile_on(start_of_code, end_of_code, 16, 10000); // Nios DRAM
-}
-#endif
-
-static FILE *log;
-
-static char reboot_stack[2048];
-
-static void zylinjtag_reboot(cyg_addrword_t data)
-{
-       serialLog = true;
-       diag_printf("Rebooting in 500 ticks..\n");
-       cyg_thread_delay(500);
-       diag_printf("Unmounting /config..\n");
-       umount("/config");
-       diag_printf("Rebooting..\n");
-#ifdef CYGPKG_HAL_NIOS2
-       /* This will reboot & reconfigure the FPGA from the bootloader
-        * and on.
-        */
-       IOWR(REMOTE_UPDATE_BASE, 0x20, 0x1);
-#else
-       HAL_PLATFORM_RESET();
-#endif
-}
-static cyg_thread zylinjtag_thread_object;
-static cyg_handle_t zylinjtag_thread_handle;
-
-void reboot(void)
-{
-       cyg_thread_create(1, zylinjtag_reboot, (cyg_addrword_t) 0, "reboot Thread",
-                       (void *) reboot_stack, sizeof(reboot_stack),
-                       &zylinjtag_thread_handle, &zylinjtag_thread_object);
-       cyg_thread_resume(zylinjtag_thread_handle);
-}
-
-static char zylinjtag_reboot_port_stack[2048];
-static cyg_thread zylinjtag_reboot_port_thread_object;
-static cyg_handle_t zylinjtag_reboot_port_thread_handle;
-
-static void zylinjtag_reboot_port_task(cyg_addrword_t data)
-{
-       int so_reuseaddr_option = 1;
-
-       int fd;
-       if ((fd = socket(AF_INET, SOCK_STREAM, 0)) == -1)
-       {
-               LOG_ERROR("error creating socket: %s", strerror(errno));
-               exit(-1);
-       }
-
-       setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (void*) &so_reuseaddr_option,
-                       sizeof(int));
-
-       struct sockaddr_in sin;
-       unsigned int address_size;
-       address_size = sizeof(sin);
-       memset(&sin, 0, sizeof(sin));
-       sin.sin_family = AF_INET;
-       sin.sin_addr.s_addr = INADDR_ANY;
-       sin.sin_port = htons(1234);
-
-       if (bind(fd, (struct sockaddr *) &sin, sizeof(sin)) == -1)
-       {
-               LOG_ERROR("couldn't bind to socket: %s", strerror(errno));
-               exit(-1);
-       }
-
-       if (listen(fd, 1) == -1)
-       {
-               LOG_ERROR("couldn't listen on socket: %s", strerror(errno));
-               exit(-1);
-       }
-       //      socket_nonblock(fd);
-
-
-       accept(fd, (struct sockaddr *) &sin, &address_size);
-
-       diag_printf("Got reboot signal on port 1234");
-
-       reboot();
-
-}
-
-void reboot_port(void)
-{
-       cyg_thread_create(1, zylinjtag_reboot_port_task, (cyg_addrword_t) 0, "wait for reboot signal on port 1234",
-                       (void *) zylinjtag_reboot_port_stack, sizeof(zylinjtag_reboot_port_stack),
-                       &zylinjtag_reboot_port_thread_handle, &zylinjtag_reboot_port_thread_object);
-       cyg_thread_resume(zylinjtag_reboot_port_thread_handle);
-}
-
-int configuration_output_handler(struct command_context *context,
-               const char* line)
-{
-       diag_printf("%s", line);
-
-       return ERROR_OK;
-}
-
-int zy1000_configuration_output_handler_log(struct command_context *context,
-               const char* line)
-{
-       LOG_USER_N("%s", line);
-
-       return ERROR_OK;
-}
-
-#ifdef CYGPKG_PROFILE_GPROF
-//extern int64_t totaltime;
-
-static int zylinjtag_Jim_Command_profile(Jim_Interp *interp, int argc,
-               Jim_Obj * const *argv)
-{
-       if ((argc == 2) && (strcmp(Jim_GetString(argv[1], NULL), "stats")==0))
-       {
-//             profile_off();
-               //LOG_USER("Stats %dms sleeping in select()", (int)totaltime);
-       } else
-       {
-               LOG_USER("Profiling started");
-               start_profile();
-               //totaltime = 0;
-       }
-       return ERROR_OK;
-}
-
-#endif
-
-externC void phi_init_all_network_interfaces(void);
-
-struct command_context *cmd_ctx;
-
-static bool webRunning = false;
-
-void keep_webserver(void)
-{
-       // Target initialisation is only attempted at startup, so we sleep forever and
-       // let the http server bail us out(i.e. get config files set up).
-       diag_printf("OpenOCD has invoked exit().\n"
-               "Use web server to correct any configuration settings and reboot.\n");
-       if (!webRunning)
-               reboot();
-
-       // exit() will terminate the current thread and we we'll then sleep eternally or
-       // we'll have a reboot scheduled.
-}
-
-extern void printDccChar(char c);
-
-static char logBuffer[128 * 1024];
-static const int logSize = sizeof(logBuffer);
-int writePtr = 0;
-int logCount = 0;
-
-void _zylinjtag_diag_write_char(char c, void **param)
-{
-       if (writeLog)
-       {
-               logBuffer[writePtr] = c;
-               writePtr = (writePtr + 1) % logSize;
-               logCount++;
-       }
-       if (serialLog)
-       {
-               if (c == '\n')
-               {
-                       HAL_DIAG_WRITE_CHAR('\r');
-               }
-               HAL_DIAG_WRITE_CHAR(c);
-       }
-
-#ifdef CYGPKG_HAL_ZYLIN_PHI
-       printDccChar(c);
-#endif
-}
-
-void copyfile(char *name2, char *name1);
-
-void copydir(char *name, char *destdir);
-
-#if 0
-MTAB_ENTRY(romfs_mte1,
-               "/rom",
-               "romfs",
-               "",
-               (CYG_ADDRWORD) &filedata[0]);
-#endif
-
-void openocd_sleep_prelude(void)
-{
-       cyg_mutex_unlock(&httpstate.jim_lock);
-}
-
-void openocd_sleep_postlude(void)
-{
-       cyg_mutex_lock(&httpstate.jim_lock);
-}
-
-void format(void)
-{
-#ifdef CYGDAT_IO_FLASH_BLOCK_DEVICE_NAME_1
-       diag_printf("Formatting JFFS2...\n");
-
-       cyg_io_handle_t handle;
-
-       Cyg_ErrNo err;
-       err = cyg_io_lookup(CYGDAT_IO_FLASH_BLOCK_DEVICE_NAME_1, &handle);
-       if (err != ENOERR)
-       {
-               diag_printf("Flash Error cyg_io_lookup: %d\n", err);
-               reboot();
-       }
-
-       cyg_uint32 len;
-       cyg_io_flash_getconfig_devsize_t ds;
-       len = sizeof(ds);
-       err = cyg_io_get_config(handle, CYG_IO_GET_CONFIG_FLASH_DEVSIZE, &ds, &len);
-       if (err != ENOERR)
-       {
-               diag_printf("Flash error cyg_io_get_config %d\n", err);
-               reboot();
-       }
-
-       cyg_io_flash_getconfig_erase_t e;
-       len = sizeof(e);
-
-       e.offset = 0;
-       e.len = ds.dev_size;
-
-       diag_printf("Formatting 0x%08x bytes\n", (int)ds.dev_size);
-       err = cyg_io_get_config(handle, CYG_IO_GET_CONFIG_FLASH_ERASE, &e, &len);
-       if (err != ENOERR)
-       {
-               diag_printf("Flash erase error %d offset 0x%08x\n", err, e.err_address);
-               reboot();
-       }
-
-       diag_printf("Flash formatted successfully\n");
-#endif
-
-       reboot();
-}
-
-static int zylinjtag_Jim_Command_format_jffs2(Jim_Interp *interp, int argc,
-               Jim_Obj * const *argv)
-{
-       if (argc != 1)
-       {
-               return JIM_ERR;
-       }
-
-       format();
-       for (;;)
-               ;
-}
-
-static int zylinjtag_Jim_Command_threads(Jim_Interp *interp, int argc,
-               Jim_Obj * const *argv)
-{
-       cyg_handle_t thread = 0;
-       cyg_uint16 id = 0;
-       Jim_Obj *threads = Jim_NewListObj(interp, NULL, 0);
-
-       /* Loop over the threads, and generate a table row for
-        * each.
-        */
-       while (cyg_thread_get_next(&thread, &id))
-       {
-               Jim_Obj *threadObj = Jim_NewListObj(interp, NULL, 0);
-
-               cyg_thread_info info;
-               char *state_string;
-
-               cyg_thread_get_info(thread, id, &info);
-
-               if (info.name == NULL)
-                       info.name = "<no name>";
-
-               Jim_ListAppendElement(interp, threadObj, Jim_NewStringObj(interp,
-                               info.name, strlen(info.name)));
-
-               /* Translate the state into a string.
-                */
-               if (info.state == 0)
-                       state_string = "RUN";
-               else if (info.state & 0x04)
-                       state_string = "SUSP";
-               else
-                       switch (info.state & 0x1b)
-                       {
-                       case 0x01:
-                               state_string = "SLEEP";
-                               break;
-                       case 0x02:
-                               state_string = "CNTSLEEP";
-                               break;
-                       case 0x08:
-                               state_string = "CREATE";
-                               break;
-                       case 0x10:
-                               state_string = "EXIT";
-                               break;
-                       default:
-                               state_string = "????";
-                               break;
-                       }
-
-               Jim_ListAppendElement(interp, threadObj, Jim_NewStringObj(interp,
-                               state_string, strlen(state_string)));
-
-               Jim_ListAppendElement(interp, threadObj, Jim_NewIntObj(interp, id));
-               Jim_ListAppendElement(interp, threadObj, Jim_NewIntObj(interp,
-                               info.set_pri));
-               Jim_ListAppendElement(interp, threadObj, Jim_NewIntObj(interp,
-                               info.cur_pri));
-
-               Jim_ListAppendElement(interp, threads, threadObj);
-       }
-       Jim_SetResult(interp, threads);
-
-       return JIM_OK;
-}
-
-static int zylinjtag_Jim_Command_log(Jim_Interp *interp, int argc,
-               Jim_Obj * const *argv)
-{
-       Jim_Obj *tclOutput = Jim_NewStringObj(interp, "", 0);
-
-       if (logCount >= logSize)
-       {
-               Jim_AppendString(httpstate.jim_interp, tclOutput, logBuffer + logCount
-                               % logSize, logSize - logCount % logSize);
-       }
-       Jim_AppendString(httpstate.jim_interp, tclOutput, logBuffer, writePtr);
-
-       Jim_SetResult(interp, tclOutput);
-       return JIM_OK;
-}
-
-static int zylinjtag_Jim_Command_reboot(Jim_Interp *interp, int argc,
-               Jim_Obj * const *argv)
-{
-       reboot();
-       return JIM_OK;
-}
-
-static void zylinjtag_startNetwork(void)
-{
-       // Bring TCP/IP up immediately before we're ready to accept commands.
-       //
-       // That is as soon as a PING responds, we're accepting telnet sessions.
-#if defined(CYGPKG_NET_FREEBSD_STACK)
-       phi_init_all_network_interfaces();
-#else
-       lwip_init();
-#endif
-       if (!eth0_up)
-       {
-               diag_printf("Network not up and running\n");
-               exit(-1);
-       }
-
-       /* very first thing we want is a reboot capability */
-       reboot_port();
-
-#if defined(CYGPKG_NET_FREEBSD_STACK)
-       /*start TFTP*/
-       tftpd_start(69, &fileops);
-#endif
-
-       cyg_httpd_init_tcl_interpreter();
-
-       // Kludge! Why can't I do this from httpd.c??? I get linker errors...
-       // some of that --start/end-group stuff?
-    Jim_InitStaticExtensions(httpstate.jim_interp);
-
-       Jim_CreateCommand(httpstate.jim_interp, "log", zylinjtag_Jim_Command_log,
-                       NULL, NULL);
-       Jim_CreateCommand(httpstate.jim_interp, "zy1000_reboot",
-                       zylinjtag_Jim_Command_reboot, NULL, NULL);
-       Jim_CreateCommand(httpstate.jim_interp, "threads",
-                       zylinjtag_Jim_Command_threads, NULL, NULL);
-       Jim_CreateCommand(httpstate.jim_interp, "format_jffs2",
-                       zylinjtag_Jim_Command_format_jffs2, NULL, NULL);
-
-       cyg_httpd_start();
-
-       webRunning = true;
-
-       diag_printf("Web server running\n");
-
-       int s;
-       struct ifreq ifr;
-       s = socket(AF_INET, SOCK_DGRAM, 0);
-       if (s >= 0)
-       {
-               strcpy(ifr.ifr_name, "eth0");
-               int res;
-               res = ioctl(s, SIOCGIFHWADDR, &ifr);
-               close(s);
-
-               if (res < 0)
-               {
-                       diag_printf("Can't obtain MAC address\n");
-                       reboot();
-               }
-       }
-
-       sprintf(hwaddr, "%02x:%02x:%02x:%02x:%02x:%02x",
-                       (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[0],
-                       (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[1],
-                       (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[2],
-                       (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[3],
-                       (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[4],
-                       (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[5]);
-
-       discover_message
-                       = alloc_printf("ZY1000 Zylin JTAG debugger MAC %s", hwaddr);
-
-       discover_launch();
-}
-
-static void print_exception_handler(cyg_addrword_t data, cyg_code_t exception,
-               cyg_addrword_t info)
-{
-       writeLog = false;
-       serialLog = true;
-       char *infoStr = "unknown";
-       switch (exception)
-       {
-#ifdef CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION
-       case CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION:
-       infoStr = "undefined instruction";
-       break;
-       case CYGNUM_HAL_VECTOR_SOFTWARE_INTERRUPT:
-       infoStr = "software interrupt";
-       break;
-       case CYGNUM_HAL_VECTOR_ABORT_PREFETCH:
-       infoStr = "abort prefetch";
-       break;
-       case CYGNUM_HAL_VECTOR_ABORT_DATA:
-       infoStr = "abort data";
-       break;
-#endif
-       default:
-               break;
-       }
-
-       diag_printf("Exception: %08x(%s) %08x\n", exception, infoStr, info);
-
-       diag_printf("Dumping log\n---\n");
-       if (logCount >= logSize)
-       {
-               diag_write(logBuffer + logCount % logSize, logSize - logCount % logSize);
-       }
-       diag_write(logBuffer, writePtr);
-
-       diag_printf("---\nLogdump complete.\n");
-       diag_printf("Exception: %08x(%s) %08x\n", exception, infoStr, info);
-       diag_printf("\n---\nRebooting\n");
-       HAL_PLATFORM_RESET();
-
-}
-
-#ifdef CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION
-static void setHandler(cyg_code_t exception)
-{
-       cyg_exception_handler_t *old_handler;
-       cyg_addrword_t old_data;
-
-       cyg_exception_set_handler(exception, print_exception_handler, 0,
-                       &old_handler, &old_data);
-}
-#endif
-
-static cyg_thread zylinjtag_uart_thread_object;
-static cyg_handle_t zylinjtag_uart_thread_handle;
-static char uart_stack[4096];
-
-static char forwardBuffer[1024]; // NB! must be smaller than a TCP/IP packet!!!!!
-static char backwardBuffer[1024];
-
-void setNoDelay(int session, int flag)
-{
-#if 1
-       // This decreases latency dramatically for e.g. GDB load which
-       // does not have a sliding window protocol
-       //
-       // Can cause *lots* of TCP/IP packets to be sent and it would have
-       // to be enabled/disabled on the fly to avoid the CPU being
-       // overloaded...
-       setsockopt(session, /* socket affected */
-       IPPROTO_TCP, /* set option at TCP level */
-       TCP_NODELAY, /* name of option */
-       (char *) &flag, /* the cast is historical
-        cruft */
-       sizeof(int)); /* length of option value */
-#endif
-}
-
-#define TEST_TCPIP() 0
-
-#if TEST_TCPIP
-struct
-{
-       int req;
-       int actual;
-       int req2;
-       int actual2;
-} tcpipSent[512 * 1024];
-int cur;
-#endif
-
-static void zylinjtag_uart(cyg_addrword_t data)
-{
-       int so_reuseaddr_option = 1;
-
-       int fd;
-       if ((fd = socket(AF_INET, SOCK_STREAM, 0)) == -1)
-       {
-               LOG_ERROR("error creating socket: %s", strerror(errno));
-               exit(-1);
-       }
-
-       setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (void*) &so_reuseaddr_option,
-                       sizeof(int));
-
-       struct sockaddr_in sin;
-       unsigned int address_size;
-       address_size = sizeof(sin);
-       memset(&sin, 0, sizeof(sin));
-       sin.sin_family = AF_INET;
-       sin.sin_addr.s_addr = INADDR_ANY;
-       sin.sin_port = htons(5555);
-
-       if (bind(fd, (struct sockaddr *) &sin, sizeof(sin)) == -1)
-       {
-               LOG_ERROR("couldn't bind to socket: %s", strerror(errno));
-               exit(-1);
-       }
-
-       if (listen(fd, 1) == -1)
-       {
-               LOG_ERROR("couldn't listen on socket: %s", strerror(errno));
-               exit(-1);
-       }
-       //      socket_nonblock(fd);
-
-
-       for (;;)
-       {
-               int session = accept(fd, (struct sockaddr *) &sin, &address_size);
-               if (session < 0)
-               {
-                       continue;
-               }
-
-               setNoDelay(session, 1);
-               int oldopts = fcntl(session, F_GETFL, 0);
-               fcntl(session, F_SETFL, oldopts | O_NONBLOCK); //
-
-               int serHandle = open(ZY1000_SER_DEV, O_RDWR | O_NONBLOCK);
-               if (serHandle < 0)
-               {
-                       close(session);
-                       continue;
-               }
-
-#ifdef CYGPKG_PROFILE_GPROF
-               start_profile();
-#endif
-               size_t actual = 0;
-               size_t actual2 = 0;
-               size_t pos, pos2;
-               pos = 0;
-               pos2 = 0;
-#if TEST_TCPIP
-               cur = 0;
-#endif
-               for (;;)
-               {
-                       fd_set write_fds;
-                       fd_set read_fds;
-                       FD_ZERO(&write_fds);
-                       FD_ZERO(&read_fds);
-                       int fd_max = -1;
-                       FD_SET(session, &read_fds);
-                       fd_max = session;
-                       FD_SET(serHandle, &read_fds);
-                       if (serHandle > fd_max)
-                       {
-                               fd_max = serHandle;
-                       }
-                       /* Wait... */
-
-                       cyg_thread_delay(5); // 50ms fixed delay to wait for data to be sent/received
-                       if ((actual == 0) && (actual2 == 0))
-                       {
-                               int retval = select(fd_max + 1, &read_fds, NULL, NULL, NULL);
-                               if (retval <= 0)
-                               {
-                                       break;
-                               }
-                       }
-
-                       if (actual2 <= 0)
-                       {
-                               memset(backwardBuffer, 's', sizeof(backwardBuffer));
-                               int t;
-                               t = read(serHandle, backwardBuffer,
-                                               sizeof(backwardBuffer));
-                               actual2 = t;
-                               if (t < 0)
-                               {
-                                       if (errno != EAGAIN)
-                                       {
-                                               goto closeSession;
-                                       }
-                                       actual2 = 0;
-                               }
-                               pos2 = 0;
-                       }
-
-                       size_t y = 0;
-                       if (actual2 > 0)
-                       {
-                               int written = write(session, backwardBuffer + pos2, actual2);
-                               if (written <= 0)
-                                       goto closeSession;
-                               actual2 -= written;
-                               pos2 += written;
-                               y = written;
-                       }
-
-                       if (FD_ISSET(session, &read_fds)
-                                       && (sizeof(forwardBuffer) > actual))
-                       {
-                               // NB! Here it is important that we empty the TCP/IP read buffer
-                               // to make transmission tick right
-                               memmove(forwardBuffer, forwardBuffer + pos, actual);
-                               pos = 0;
-                               int t;
-                               // this will block if there is no data at all
-                               t = read_socket(session, forwardBuffer + actual,
-                                               sizeof(forwardBuffer) - actual);
-                               if (t <= 0)
-                               {
-                                       goto closeSession;
-                               }
-                               actual += t;
-                       }
-
-                       int y2 = 0;
-                       if (actual > 0)
-                       {
-                               /* Do not put things into the serial buffer if it has something to send
-                                * as that can cause a single byte to be sent at the time.
-                                *
-                                *
-                                */
-                               int written = write(serHandle, forwardBuffer + pos, actual);
-                               if (written < 0)
-                               {
-                                       if (errno != EAGAIN)
-                                       {
-                                               goto closeSession;
-                                       }
-                                       // The serial buffer is full
-                                       written = 0;
-                               }
-                               else
-                               {
-                                       actual -= written;
-                                       pos += written;
-                               }
-                               y2 = written;
-                       }
-#if TEST_TCPIP
-                       if (cur < 1024)
-                       {
-                               tcpipSent[cur].req = x;
-                               tcpipSent[cur].actual = y;
-                               tcpipSent[cur].req2 = x2;
-                               tcpipSent[cur].actual2 = y2;
-                               cur++;
-                       }
-#endif
-               }
-               closeSession: close(session);
-               close(serHandle);
-
-#if TEST_TCPIP
-               int i;
-               for (i = 0; i < 1024; i++)
-               {
-                       diag_printf("%d %d %d %d\n", tcpipSent[i].req, tcpipSent[i].actual,
-                                       tcpipSent[i].req2, tcpipSent[i].actual2);
-
-               }
-#endif
-       }
-       close(fd);
-
-}
-
-void startUart(void)
-{
-       cyg_thread_create(1, zylinjtag_uart, (cyg_addrword_t) 0, "uart thread",
-                       (void *) uart_stack, sizeof(uart_stack),
-                       &zylinjtag_uart_thread_handle, &zylinjtag_uart_thread_object);
-       cyg_thread_set_priority(zylinjtag_uart_thread_handle, 1); // low priority as it sits in a busy loop
-       cyg_thread_resume(zylinjtag_uart_thread_handle);
-}
-
-static int zylinjtag_Jim_Command_uart(Jim_Interp *interp, int argc,
-               Jim_Obj * const *argv)
-{
-       static int current_baud = 38400;
-       if (argc == 1)
-       {
-               Jim_SetResult(interp, Jim_NewIntObj(interp, current_baud));
-               return JIM_OK;
-       }
-       else if (argc != 2)
-       {
-               return JIM_ERR;
-       }
-
-       long new_baudrate;
-       if (Jim_GetLong(interp, argv[1], &new_baudrate) != JIM_OK)
-               return JIM_ERR;
-
-       current_baud = new_baudrate;
-
-       int baud;
-       switch (current_baud)
-       {
-       case 9600:
-               baud = CYGNUM_SERIAL_BAUD_9600;
-               break;
-       case 19200:
-               baud = CYGNUM_SERIAL_BAUD_19200;
-               break;
-       case 38400:
-               baud = CYGNUM_SERIAL_BAUD_38400;
-               break;
-       case 57600:
-               baud = CYGNUM_SERIAL_BAUD_57600;
-               break;
-       case 115200:
-               baud = CYGNUM_SERIAL_BAUD_115200;
-               break;
-       case 230400:
-               baud = CYGNUM_SERIAL_BAUD_230400;
-               break;
-       default:
-               Jim_SetResult(interp, Jim_NewStringObj(interp, "unsupported baudrate", -1));
-               return JIM_ERR;
-       }
-
-       cyg_serial_info_t buf;
-       cyg_uint32 len = 1;
-       //get existing serial configuration
-       len = sizeof(cyg_serial_info_t);
-       int err;
-       cyg_io_handle_t serial_handle;
-
-       err = cyg_io_lookup(ZY1000_SER_DEV, &serial_handle);
-       if (err != ENOERR)
-       {
-               Jim_SetResult(interp, Jim_NewStringObj(interp, "Could not open serial port", -1));
-               return JIM_ERR;
-       }
-
-       err = cyg_io_get_config(serial_handle,
-                       CYG_IO_GET_CONFIG_SERIAL_OUTPUT_DRAIN, &buf, &len);
-       err = cyg_io_get_config(serial_handle, CYG_IO_GET_CONFIG_SERIAL_INFO, &buf,
-                       &len);
-       if (err != ENOERR)
-       {
-               Jim_SetResult(interp, Jim_NewStringObj(interp, "Failed to get serial port settings", -1));
-               return JIM_ERR;
-       }
-       buf.baud = baud;
-
-       err = cyg_io_set_config(serial_handle, CYG_IO_SET_CONFIG_SERIAL_INFO, &buf,
-                       &len);
-       if (err != ENOERR)
-       {
-               Jim_SetResult(interp, Jim_NewStringObj(interp, "Failed to set serial port settings", -1));
-               return JIM_ERR;
-       }
-
-       return JIM_OK;
-}
-
-bool logAllToSerial = false;
-
-
-int boolParam(char *var);
-
-
-static const char *zylin_config_dir="/config/settings";
-
-static int add_default_dirs(void)
-{
-       add_script_search_dir(zylin_config_dir);
-       add_script_search_dir("/rom/lib/openocd");
-       add_script_search_dir("/rom");
-       return ERROR_OK;
-}
-
-int main(int argc, char *argv[])
-{
-       /* ramblockdevice will be the same address every time. The deflate app uses a buffer 16mBytes out, so we
-        * need to allocate towards the end of the heap.  */
-
-#ifdef CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION
-       setHandler(CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION);
-       setHandler(CYGNUM_HAL_VECTOR_ABORT_PREFETCH);
-       setHandler(CYGNUM_HAL_VECTOR_ABORT_DATA);
-#endif
-
-       int err;
-
-       atexit(keep_webserver);
-
-       diag_init_putc(_zylinjtag_diag_write_char);
-       // We want this in the log.
-#ifdef CYGPKG_HAL_NIOS2
-       diag_printf("Zylin ZY1000 PCB revc.\n");
-#else
-       diag_printf("Zylin ZY1000 PCB revb.\n");
-#endif
-
-       err = mount("", "/ram", "ramfs");
-       if (err < 0)
-       {
-               diag_printf("unable to mount ramfs\n");
-       }
-       chdir("/ram");
-
-       char address[16];
-       sprintf(address, "%p", &filedata[0]);
-       err = mount(address, "/rom", "romfs");
-       if (err < 0)
-       {
-               diag_printf("unable to mount /rom\n");
-       }
-
-       err = mount("", "/log", "logfs");
-       if (err < 0)
-       {
-               diag_printf("unable to mount logfs\n");
-       }
-
-       err = mount("", "/tftp", "tftpfs");
-       if (err < 0)
-       {
-               diag_printf("unable to mount logfs\n");
-       }
-
-       log = fopen("/log/log", "w");
-       if (log == NULL)
-       {
-               diag_printf("Could not open log file /ram/log\n");
-               exit(-1);
-       }
-
-
-       copydir("/rom", "/ram/cgi");
-
-#ifdef CYGPKG_HAL_NIOS2
-       cyg_flashaddr_t err_address;
-#define UNCACHED_EXT_FLASH_BASE (0x80000000 + EXT_FLASH_BASE)
-       /* The revc flash is locked upon reset, unlock it */
-#ifdef CYGHWR_IO_FLASH_BLOCK_LOCKING
-       if ((err = flash_unlock((void *) UNCACHED_EXT_FLASH_BASE, EXT_FLASH_SPAN,
-                       (void **) &err_address)) != 0)
-       {
-               diag_printf("Error: could not unlock flash\n");
-       }
-#endif
-#endif
-
-
-       err = mount("/dev/flash1", "/config", "jffs2");
-       if (err < 0)
-       {
-               diag_printf("unable to mount jffs2, falling back to ram disk..\n");
-               err = mount("", "/config", "ramfs");
-               if (err < 0)
-               {
-                       diag_printf("unable to mount /config as ramdisk.\n");
-                       reboot();
-               }
-       }
-       else
-       {
-               /* are we using a ram disk instead of a flash disk? This is used
-                * for ZY1000 live demo...
-                *
-                * copy over flash disk to ram block device
-                */
-               if (boolParam("ramdisk"))
-               {
-                       diag_printf("Unmounting /config from flash and using ram instead\n");
-                       err = umount("/config");
-                       if (err < 0)
-                       {
-                               diag_printf("unable to unmount jffs\n");
-                               reboot();
-                       }
-
-                       err = mount("/dev/flash1", "/config2", "jffs2");
-                       if (err < 0)
-                       {
-                               diag_printf("unable to mount jffs\n");
-                               reboot();
-                       }
-
-                       err = mount("", "/config", "ramfs");
-                       if (err < 0)
-                       {
-                               diag_printf("unable to mount ram block device\n");
-                               reboot();
-                       }
-
-                       //              copydir("/config2", "/config");
-                       copyfile("/config2/ip", "/config/ip");
-                       copydir("/config2/settings", "/config/settings");
-
-                       umount("/config2");
-               }
-       }
-
-       mkdir(zylin_config_dir, 0777);
-       char *dirname = alloc_printf("%s/target", zylin_config_dir);
-       mkdir(dirname, 0777);
-       free(dirname);
-       dirname = alloc_printf("%s/board", zylin_config_dir);
-       mkdir(dirname, 0777);
-       free(dirname);
-       dirname = alloc_printf("%s/event", zylin_config_dir);
-       mkdir(dirname, 0777);
-       free(dirname);
-
-       logAllToSerial = boolParam("logserial");
-
-       // We need the network & web server in case there is something wrong with
-       // the config files that invoke exit()
-       zylinjtag_startNetwork();
-
-       /* we're going to access the jim interpreter from here on... */
-       openocd_sleep_postlude();
-       startUart();
-
-       add_default_dirs();
-
-       /* initialize commandline interface */
-       struct command_context * cmd_ctx;
-       struct command_context *setup_command_handler(Jim_Interp *interp);
-       cmd_ctx = setup_command_handler(httpstate.jim_interp);
-       command_set_output_handler(cmd_ctx, configuration_output_handler, NULL);
-       command_context_mode(cmd_ctx, COMMAND_CONFIG);
-
-       if (util_init(cmd_ctx) != ERROR_OK)
-               return EXIT_FAILURE;
-
-       if (ioutil_init(cmd_ctx) != ERROR_OK)
-               return EXIT_FAILURE;
-
-#ifdef CYGPKG_PROFILE_GPROF
-       Jim_CreateCommand(httpstate.jim_interp, "zy1000_profile", zylinjtag_Jim_Command_profile,
-                       NULL, NULL);
-#endif
-
-       Jim_CreateCommand(httpstate.jim_interp, "zy1000_uart", zylinjtag_Jim_Command_uart, NULL, NULL);
-
-
-       log_init();
-
-       set_log_output(cmd_ctx, log);
-
-       LOG_DEBUG("log init complete");
-
-       //      diag_printf("Executing config files\n");
-
-       if (logAllToSerial)
-       {
-               diag_printf(
-                                "%s/logserial = 1 => sending log output to serial port using \"debug_level 3\" as default.\n", zylin_config_dir);
-               command_run_line(cmd_ctx, "debug_level 3");
-       }
-
-       command_run_linef(cmd_ctx, "script /rom/openocd.cfg");
-
-       int ret;
-       ret = server_init(cmd_ctx);
-       if (ERROR_OK != ret)
-               return EXIT_FAILURE;
-
-       /* we MUST always run the init command as it will launch telnet sessions */
-       command_run_line(cmd_ctx, "init");
-
-       // FIX!!!  Yuk!
-       // diag_printf() is really invoked from many more places than we trust it
-       // not to cause instabilities(e.g. invoking fputc() from an interrupt is *BAD*).
-       //
-       // Disabling it here is safe and gives us enough logged debug output for now. Crossing
-       // fingers that it doesn't cause any crashes.
-       diag_printf("Init complete, GDB & telnet servers launched.\n");
-       command_set_output_handler(cmd_ctx,
-                       zy1000_configuration_output_handler_log, NULL);
-       if (!logAllToSerial)
-       {
-               serialLog = false;
-       }
-
-       /* handle network connections */
-       server_loop(cmd_ctx);
-       openocd_sleep_prelude();
-
-       /* shut server down */
-       server_quit();
-
-       /* free commandline interface */
-       command_done(cmd_ctx);
-       umount("/config");
-
-       exit(0);
-       for (;;)
-               ;
-}
-
-cyg_int32 cyg_httpd_exec_cgi_tcl(char *file_name);
-cyg_int32 homeForm(CYG_HTTPD_STATE *p)
-{
-       cyg_httpd_exec_cgi_tcl("/ram/cgi/index.tcl");
-       return 0;
-}
-
-CYG_HTTPD_HANDLER_TABLE_ENTRY(root_label, "/", homeForm);
-
-CYG_HTTPD_MIME_TABLE_ENTRY(text_mime_label, "text", "text/plain");
-CYG_HTTPD_MIME_TABLE_ENTRY(bin_mime_label, "bin", "application/octet-stream");
-
-#include <pkgconf/system.h>
-#include <pkgconf/hal.h>
-#include <pkgconf/kernel.h>
-#include <pkgconf/io_fileio.h>
-#include <pkgconf/fs_rom.h>
-
-#include <cyg/kernel/ktypes.h>         // base kernel types
-#include <cyg/infra/cyg_trac.h>        // tracing macros
-#include <cyg/infra/cyg_ass.h>         // assertion macros
-#include <cyg/fileio/fileio.h>
-#include <cyg/kernel/kapi.h>
-#include <cyg/infra/diag.h>
-
-//==========================================================================
-// Eventually we want to eXecute In Place from the ROM in a protected
-// environment, so we'll need executables to be aligned to a boundary
-// suitable for MMU protection. A suitable boundary would be the 4k
-// boundary in all the CPU architectures I am currently aware of.
-
-// Forward definitions
-
-// Filesystem operations
-static int tftpfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte);
-static int tftpfs_umount(cyg_mtab_entry *mte);
-static int tftpfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
-               int mode, cyg_file *fte);
-static int tftpfs_fo_read(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio);
-static int tftpfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio);
-
-// File operations
-static int tftpfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode);
-static int tftpfs_fo_close(struct CYG_FILE_TAG *fp);
-static int tftpfs_fo_lseek(struct CYG_FILE_TAG *fp, off_t *apos, int whence);
-
-//==========================================================================
-// Filesystem table entries
-
-// -------------------------------------------------------------------------
-// Fstab entry.
-// This defines the entry in the filesystem table.
-// For simplicity we use _FILESYSTEM synchronization for all accesses since
-// we should never block in any filesystem operations.
-#if 1
-FSTAB_ENTRY(tftpfs_fste, "tftpfs", 0,
-               CYG_SYNCMODE_NONE,
-               tftpfs_mount,
-               tftpfs_umount,
-               tftpfs_open,
-               (cyg_fsop_unlink *)cyg_fileio_erofs,
-               (cyg_fsop_mkdir *)cyg_fileio_erofs,
-               (cyg_fsop_rmdir *)cyg_fileio_erofs,
-               (cyg_fsop_rename *)cyg_fileio_erofs,
-               (cyg_fsop_link *)cyg_fileio_erofs,
-               (cyg_fsop_opendir *)cyg_fileio_erofs,
-               (cyg_fsop_chdir *)cyg_fileio_erofs,
-               (cyg_fsop_stat *)cyg_fileio_erofs,
-               (cyg_fsop_getinfo *)cyg_fileio_erofs,
-               (cyg_fsop_setinfo *)cyg_fileio_erofs);
-#endif
-
-// -------------------------------------------------------------------------
-// mtab entry.
-// This defines a single ROMFS loaded into ROM at the configured address
-//
-// MTAB_ENTRY(rom_mte, // structure name
-//             "/rom",         // mount point
-//             "romfs",        // FIlesystem type
-//             "",             // hardware device
-//  (CYG_ADDRWORD) CYGNUM_FS_ROM_BASE_ADDRESS  // Address in ROM
-//);
-
-
-// -------------------------------------------------------------------------
-// File operations.
-// This set of file operations are used for normal open files.
-
-static cyg_fileops tftpfs_fileops =
-{ tftpfs_fo_read, tftpfs_fo_write, tftpfs_fo_lseek,
-               (cyg_fileop_ioctl *) cyg_fileio_erofs, cyg_fileio_seltrue,
-               tftpfs_fo_fsync, tftpfs_fo_close,
-               (cyg_fileop_fstat *) cyg_fileio_erofs,
-               (cyg_fileop_getinfo *) cyg_fileio_erofs,
-               (cyg_fileop_setinfo *) cyg_fileio_erofs, };
-
-// -------------------------------------------------------------------------
-// tftpfs_mount()
-// Process a mount request. This mainly finds root for the
-// filesystem.
-
-static int tftpfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte)
-{
-       return ENOERR;
-}
-
-static int tftpfs_umount(cyg_mtab_entry *mte)
-{
-       return ENOERR;
-}
-
-struct Tftp
-{
-       int write;
-       int readFile;
-       cyg_uint8 *mem;
-       int actual;
-       char *server;
-       int port;
-       char *file;
-};
-
-static void freeTftp(struct Tftp *t)
-{
-       if (t == NULL)
-               return;
-       if (t->mem)
-               free(t->mem);
-       if (t->server)
-               free(t->server);
-       if (t->file)
-               free(t->file);
-       free(t);
-}
-
-static const int tftpMaxSize = 8192 * 1024;
-static int tftpfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
-               int mode, cyg_file *file)
-{
-       struct Tftp *tftp;
-       tftp = malloc(sizeof(struct Tftp));
-       if (tftp == NULL)
-               return EMFILE;
-       memset(tftp, 0, sizeof(struct Tftp));
-
-       file->f_flag |= mode & CYG_FILE_MODE_MASK;
-       file->f_type = CYG_FILE_TYPE_FILE;
-       file->f_ops = &tftpfs_fileops;
-       file->f_offset = 0;
-       file->f_data = 0;
-       file->f_xops = 0;
-
-       tftp->mem = malloc(tftpMaxSize);
-       if (tftp->mem == NULL)
-       {
-               freeTftp(tftp);
-               return EMFILE;
-       }
-
-       char *server = strchr(name, '/');
-       if (server == NULL)
-       {
-               freeTftp(tftp);
-               return EMFILE;
-       }
-
-       tftp->server = malloc(server - name + 1);
-       if (tftp->server == NULL)
-       {
-               freeTftp(tftp);
-               return EMFILE;
-       }
-       strncpy(tftp->server, name, server - name);
-       tftp->server[server - name] = 0;
-
-       tftp->port = 0; /* default port 69 */
-       char *port;
-       port = strchr(tftp->server, ':');
-       if (port != NULL)
-       {
-               tftp->port = atoi(port + 1);
-               *port = 0;
-       }
-
-       tftp->file = strdup(server + 1);
-       if (tftp->file == NULL)
-       {
-               freeTftp(tftp);
-               return EMFILE;
-       }
-
-       file->f_data = (CYG_ADDRWORD) tftp;
-
-       return ENOERR;
-}
-
-static int fetchTftp(struct Tftp *tftp)
-{
-       if (!tftp->readFile)
-       {
-               int err;
-               tftp->actual = tftp_client_get(tftp->file, tftp->server, tftp->port, tftp->mem,
-                               tftpMaxSize, TFTP_OCTET, &err);
-
-               if (tftp->actual < 0)
-               {
-                       return EMFILE;
-               }
-               tftp->readFile = 1;
-       }
-       return ENOERR;
-}
-
-// -------------------------------------------------------------------------
-// tftpfs_fo_write()
-// Read data from file.
-
-static int tftpfs_fo_read(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio)
-{
-       struct Tftp *tftp = (struct Tftp *) fp->f_data;
-
-       if (fetchTftp(tftp) != ENOERR)
-               return EMFILE;
-
-       int i;
-       off_t pos = fp->f_offset;
-       int resid = 0;
-       for (i = 0; i < uio->uio_iovcnt; i++)
-       {
-               cyg_iovec *iov = &uio->uio_iov[i];
-               char *buf = (char *) iov->iov_base;
-               off_t len = iov->iov_len;
-
-               if (len + pos > tftp->actual)
-               {
-                       len = tftp->actual - pos;
-               }
-               resid += iov->iov_len - len;
-
-               memcpy(buf, tftp->mem + pos, len);
-               pos += len;
-
-       }
-       uio->uio_resid = resid;
-       fp->f_offset = pos;
-
-       return ENOERR;
-}
-
-static int tftpfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio)
-{
-       struct Tftp *tftp = (struct Tftp *) fp->f_data;
-
-       int i;
-       off_t pos = fp->f_offset;
-       int resid = 0;
-       for (i = 0; i < uio->uio_iovcnt; i++)
-       {
-               cyg_iovec *iov = &uio->uio_iov[i];
-               char *buf = (char *) iov->iov_base;
-               off_t len = iov->iov_len;
-
-               if (len + pos > tftpMaxSize)
-               {
-                       len = tftpMaxSize - pos;
-               }
-               resid += iov->iov_len - len;
-
-               memcpy(tftp->mem + pos, buf, len);
-               pos += len;
-
-       }
-       uio->uio_resid = resid;
-       fp->f_offset = pos;
-
-       tftp->write = 1;
-
-       return ENOERR;
-}
-
-static int tftpfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode)
-{
-       int error = ENOERR;
-       return error;
-}
-
-// -------------------------------------------------------------------------
-// romfs_fo_close()
-// Close a file. We just clear out the data pointer.
-
-static int tftpfs_fo_close(struct CYG_FILE_TAG *fp)
-{
-       struct Tftp *tftp = (struct Tftp *) fp->f_data;
-       int error = ENOERR;
-
-       if (tftp->write)
-       {
-               tftp_client_put(tftp->file, tftp->server, 0, tftp->mem, fp->f_offset,
-                               TFTP_OCTET, &error);
-       }
-
-       freeTftp(tftp);
-       fp->f_data = 0;
-       return error;
-}
-
-// -------------------------------------------------------------------------
-// romfs_fo_lseek()
-// Seek to a new file position.
-
-static int tftpfs_fo_lseek(struct CYG_FILE_TAG *fp, off_t *apos, int whence)
-{
-       struct Tftp *tftp = (struct Tftp *) fp->f_data;
-       off_t pos = *apos;
-
-       if (fetchTftp(tftp) != ENOERR)
-               return EMFILE;
-
-       switch (whence)
-       {
-       case SEEK_SET:
-               // Pos is already where we want to be.
-               break;
-
-       case SEEK_CUR:
-               // Add pos to current offset.
-               pos += fp->f_offset;
-               break;
-
-       case SEEK_END:
-               // Add pos to file size.
-               pos += tftp->actual;
-               break;
-
-       default:
-               return EINVAL;
-       }
-
-       // Check that pos is still within current file size, or at the
-       // very end.
-       if (pos < 0 || pos > tftp->actual)
-               return EINVAL;
-
-       // All OK, set fp offset and return new position.
-       *apos = fp->f_offset = pos;
-
-       return ENOERR;
-}
-
-void usleep(int us)
-{
-       if (us > 10000)
-               cyg_thread_delay(us / 10000 + 1);
-       else
-               HAL_DELAY_US(us);
-}
-
-// Chunked version.
-cyg_int32 show_log_entry(CYG_HTTPD_STATE *phttpstate)
-{
-       cyg_httpd_start_chunked("text");
-       if (logCount >= logSize)
-       {
-               cyg_httpd_write_chunked(logBuffer + logCount % logSize, logSize
-                               - logCount % logSize);
-       }
-       cyg_httpd_write_chunked(logBuffer, writePtr);
-       cyg_httpd_end_chunked();
-       return -1;
-}
-
-CYG_HTTPD_HANDLER_TABLE_ENTRY(show_log, "/ram/log", show_log_entry);
-
-// Filesystem operations
-static int logfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte);
-static int logfs_umount(cyg_mtab_entry *mte);
-static int logfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
-               int mode, cyg_file *fte);
-static int logfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio);
-
-// File operations
-static int logfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode);
-static int logfs_fo_close(struct CYG_FILE_TAG *fp);
-
-#include <cyg/io/devtab.h>
-
-//==========================================================================
-// Filesystem table entries
-
-// -------------------------------------------------------------------------
-// Fstab entry.
-// This defines the entry in the filesystem table.
-// For simplicity we use _FILESYSTEM synchronization for all accesses since
-// we should never block in any filesystem operations.
-FSTAB_ENTRY(logfs_fste, "logfs", 0,
-               CYG_SYNCMODE_FILE_FILESYSTEM | CYG_SYNCMODE_IO_FILESYSTEM,
-               logfs_mount,
-               logfs_umount,
-               logfs_open,
-               (cyg_fsop_unlink *)cyg_fileio_erofs,
-               (cyg_fsop_mkdir *)cyg_fileio_erofs,
-               (cyg_fsop_rmdir *)cyg_fileio_erofs,
-               (cyg_fsop_rename *)cyg_fileio_erofs,
-               (cyg_fsop_link *)cyg_fileio_erofs,
-               (cyg_fsop_opendir *)cyg_fileio_erofs,
-               (cyg_fsop_chdir *)cyg_fileio_erofs,
-               (cyg_fsop_stat *)cyg_fileio_erofs,
-               (cyg_fsop_getinfo *)cyg_fileio_erofs,
-               (cyg_fsop_setinfo *)cyg_fileio_erofs);
-
-// -------------------------------------------------------------------------
-// File operations.
-// This set of file operations are used for normal open files.
-
-static cyg_fileops logfs_fileops =
-{ (cyg_fileop_read *) cyg_fileio_erofs, (cyg_fileop_write *) logfs_fo_write,
-               (cyg_fileop_lseek *) cyg_fileio_erofs,
-               (cyg_fileop_ioctl *) cyg_fileio_erofs, cyg_fileio_seltrue,
-               logfs_fo_fsync, logfs_fo_close, (cyg_fileop_fstat *) cyg_fileio_erofs,
-               (cyg_fileop_getinfo *) cyg_fileio_erofs,
-               (cyg_fileop_setinfo *) cyg_fileio_erofs, };
-
-// -------------------------------------------------------------------------
-// logfs_mount()
-// Process a mount request. This mainly finds root for the
-// filesystem.
-
-static int logfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte)
-{
-       return ENOERR;
-}
-
-static int logfs_umount(cyg_mtab_entry *mte)
-{
-       return ENOERR;
-}
-
-static int logfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
-               int mode, cyg_file *file)
-{
-       file->f_flag |= mode & CYG_FILE_MODE_MASK;
-       file->f_type = CYG_FILE_TYPE_FILE;
-       file->f_ops = &logfs_fileops;
-       file->f_offset = 0;
-       file->f_data = 0;
-       file->f_xops = 0;
-       return ENOERR;
-}
-
-// -------------------------------------------------------------------------
-// logfs_fo_write()
-// Write data to file.
-
-static int logfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio)
-{
-       int i;
-       for (i = 0; i < uio->uio_iovcnt; i++)
-       {
-               cyg_iovec *iov = &uio->uio_iov[i];
-               char *buf = (char *) iov->iov_base;
-               off_t len = iov->iov_len;
-
-               diag_write(buf, len);
-       }
-       uio->uio_resid = 0;
-
-       return ENOERR;
-}
-static int logfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode)
-{
-       return ENOERR;
-}
-
-// -------------------------------------------------------------------------
-// romfs_fo_close()
-// Close a file. We just clear out the data pointer.
-
-static int logfs_fo_close(struct CYG_FILE_TAG *fp)
-{
-       return ENOERR;
-}
-
-int loadFile(const char *fileName, void **data, int *len);
-
-/* boolean parameter stored on config */
-int boolParam(char *var)
-{
-       bool result = false;
-       char *name = alloc_printf("%s/%s", zylin_config_dir, var);
-       if (name == NULL)
-               return result;
-
-       void *data;
-       int len;
-       if (loadFile(name, &data, &len) == ERROR_OK)
-       {
-               if (len > 1)
-                       len = 1;
-               result = strncmp((char *) data, "1", len) == 0;
-               free(data);
-       }
-       free(name);
-       return result;
-}
-
index c9479b4..6189b63 100644 (file)
@@ -3,13 +3,7 @@ include $(top_srcdir)/common.mk
 METASOURCES = AUTO
 noinst_LTLIBRARIES = libhelper.la
 
-if ECOSBOARD
-CONFIGFILES = time_support_ecos.c
-else
 CONFIGFILES = options.c time_support_common.c
-endif
-
-
 
 libhelper_la_SOURCES = \
        binarybuffer.c \
index c218f3f..fb1a709 100644 (file)
 #include "config.h"
 #endif
 
-#if !BUILD_ECOSBOARD
 /* see Embedder-HOWTO.txt in Jim Tcl project hosted on BerliOS*/
 #define JIM_EMBEDDED
-#endif
 
 /* @todo the inclusion of target.h here is a layering violation */
 #include <jtag/jtag.h>
@@ -1280,7 +1278,6 @@ struct command_context *command_init(const char *startup_tcl, Jim_Interp *interp
        context->output_handler = NULL;
        context->output_handler_priv = NULL;
 
-#if !BUILD_ECOSBOARD
        /* Create a jim interpreter if we were not handed one */
        if (interp == NULL) {
                /* Create an interpreter */
@@ -1289,7 +1286,7 @@ struct command_context *command_init(const char *startup_tcl, Jim_Interp *interp
                Jim_RegisterCoreCommands(interp);
                Jim_InitStaticExtensions(interp);
        }
-#endif
+
        context->interp = interp;
 
        /* Stick to lowercase for HostOS strings. */
@@ -1349,7 +1346,6 @@ int command_context_mode(struct command_context *cmd_ctx, enum command_mode mode
 
 void process_jim_events(struct command_context *cmd_ctx)
 {
-#if !BUILD_ECOSBOARD
        static int recursion;
        if (recursion)
                return;
@@ -1357,7 +1353,6 @@ void process_jim_events(struct command_context *cmd_ctx)
        recursion++;
        Jim_ProcessEvents(cmd_ctx->interp, JIM_ALL_EVENTS | JIM_DONT_WAIT);
        recursion--;
-#endif
 }
 
 #define DEFINE_PARSE_NUM_TYPE(name, type, func, min, max) \
index 01316a1..7cd5cc4 100644 (file)
 
 #include <helper/types.h>
 
-/* Integrate the JIM TCL interpretor into the command processing. */
-#if BUILD_ECOSBOARD
-#include <stdio.h>
-#include <stdarg.h>
-#endif
-
 #include <jim.h>
 #include <jim-nvp.h>
 
index 4e9d687..684950d 100644 (file)
 #include <ifaddrs.h>
 #endif
 #ifdef HAVE_MALLOC_H
-#if !BUILD_ECOSBOARD
 #include <malloc.h>
 #endif
-#endif
 
 /* loads a file and returns a pointer to it in memory. The file contains
  * a 0 byte(sentinel) after len bytes - the length of the file. */
index 6f2e959..ceb2258 100644 (file)
@@ -128,12 +128,8 @@ static inline unsigned usleep(unsigned int usecs)
        return 0;
 }
 #else
-#if BUILD_ECOSBOARD
-void usleep(int us);
-#else
 #error no usleep defined for your platform
 #endif
-#endif
 #endif /* HAVE_USLEEP */
 
 /* Windows specific */
index 85e0b1e..82d0cae 100644 (file)
@@ -45,9 +45,6 @@
 /* --- AC_HEADER_TIME --- */
 
 /* +++ platform specific headers +++ */
-#if BUILD_ECOSBOARD == 1
-#include <pkgconf/system.h>
-#endif
 #ifdef _WIN32
 #include <winsock2.h>
 #include <ws2tcpip.h>
diff --git a/src/helper/time_support_ecos.c b/src/helper/time_support_ecos.c
deleted file mode 100644 (file)
index 110edd2..0000000
+++ /dev/null
@@ -1,44 +0,0 @@
-/***************************************************************************
- *   Copyright (C) 2006 by Dominic Rath                                    *
- *   Dominic.Rath@gmx.de                                                   *
- *                                                                         *
- *   Copyright (C) 2007,2008 Øyvind Harboe                                 *
- *   oyvind.harboe@zylin.com                                               *
- *                                                                         *
- *   Copyright (C) 2008 by Spencer Oliver                                  *
- *   spen@spen-soft.co.uk                                                  *
- *                                                                         *
- *   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 "time_support.h"
-
-#include <cyg/kernel/kapi.h>
-
-int64_t timeval_ms()
-{
-       /* Faster/less noisy implementation of getting ms when
-        * profiling
-        */
-       static const int ms_per_tick =
-               (CYGNUM_HAL_RTC_NUMERATOR / CYGNUM_HAL_RTC_DENOMINATOR) / 1000000;
-       cyg_tick_count_t cur_time = cyg_current_time();
-       return ((int)cur_time) * ms_per_tick;
-}
index 15d9218..ac6da53 100644 (file)
 
 #if BUILD_ZY1000_MASTER
 
-#if BUILD_ECOSBOARD
-#include <cyg/hal/hal_io.h>            /* low level i/o */
-#include <cyg/hal/hal_intr.h>                  /* low level i/o */
-#define ZY1000_PEEK(a, b) HAL_READ_UINT32(a, b)
-#define ZY1000_POKE(a, b) HAL_WRITE_UINT32(a, b)
-#else
 #define ZY1000_PEEK(a, b) do {b = *((volatile uint32_t *)(a)); } while (0)
 #define ZY1000_POKE(a, b) do {*((volatile uint32_t *)(a)) = b; } while (0)
 extern volatile void *zy1000_jtag_master;
 #define ZY1000_JTAG_BASE ((unsigned long)zy1000_jtag_master)
-#endif
 
 #else
 
index e61a618..027049d 100644 (file)
 
 #include <netinet/tcp.h>
 
-#if BUILD_ECOSBOARD
-#include "zy1000_version.h"
-
-#include <cyg/hal/hal_io.h>            /* low level i/o */
-#include <cyg/hal/hal_diag.h>
-
-#ifdef CYGPKG_HAL_NIOS2
-#include <cyg/hal/io.h>
-#include <cyg/firmwareutil/firmwareutil.h>
-#define ZYLIN_KHZ 60000
-#else
-#define ZYLIN_KHZ 64000
-#endif
-
-#define ZYLIN_VERSION GIT_ZY1000_VERSION
-#define ZYLIN_DATE __DATE__
-#define ZYLIN_TIME __TIME__
-#define ZYLIN_OPENOCD GIT_OPENOCD_VERSION
-#define ZYLIN_OPENOCD_VERSION "ZY1000 " ZYLIN_VERSION " " ZYLIN_DATE
-
-#else
 /* Assume we're connecting to a revc w/60MHz clock. */
 #define ZYLIN_KHZ 60000
-#endif
 
 /* The software needs to check if it's in RCLK mode or not */
 static bool zy1000_rclk;
@@ -312,111 +290,6 @@ static int jim_zy1000_server(Jim_Interp *interp, int argc, Jim_Obj * const *argv
 }
 #endif
 
-#if BUILD_ECOSBOARD
-/* Give TELNET a way to find out what version this is */
-static int jim_zy1000_version(Jim_Interp *interp, int argc, Jim_Obj * const *argv)
-{
-       if ((argc < 1) || (argc > 3))
-               return JIM_ERR;
-       const char *version_str = NULL;
-
-       if (argc == 1)
-               version_str = ZYLIN_OPENOCD_VERSION;
-       else {
-               const char *str = Jim_GetString(argv[1], NULL);
-               const char *str2 = NULL;
-               if (argc > 2)
-                       str2 = Jim_GetString(argv[2], NULL);
-               if (strcmp("openocd", str) == 0)
-                       version_str = ZYLIN_OPENOCD;
-               else if (strcmp("zy1000", str) == 0)
-                       version_str = ZYLIN_VERSION;
-               else if (strcmp("date", str) == 0)
-                       version_str = ZYLIN_DATE;
-               else if (strcmp("time", str) == 0)
-                       version_str = ZYLIN_TIME;
-               else if (strcmp("pcb", str) == 0) {
-#ifdef CYGPKG_HAL_NIOS2
-                       version_str = "c";
-#else
-                       version_str = "b";
-#endif
-               }
-#ifdef CYGPKG_HAL_NIOS2
-               else if (strcmp("fpga", str) == 0) {
-
-                       /* return a list of 32 bit integers to describe the expected
-                        * and actual FPGA
-                        */
-                       static char *fpga_id = "0x12345678 0x12345678 0x12345678 0x12345678";
-                       uint32_t id, timestamp;
-                       HAL_READ_UINT32(SYSID_BASE, id);
-                       HAL_READ_UINT32(SYSID_BASE+4, timestamp);
-                       sprintf(fpga_id,
-                               "0x%08x 0x%08x 0x%08x 0x%08x",
-                               id,
-                               timestamp,
-                               SYSID_ID,
-                               SYSID_TIMESTAMP);
-                       version_str = fpga_id;
-                       if ((argc > 2) && (strcmp("time", str2) == 0)) {
-                               time_t last_mod = timestamp;
-                               char *t = ctime(&last_mod);
-                               t[strlen(t)-1] = 0;
-                               version_str = t;
-                       }
-               }
-#endif
-
-               else
-                       return JIM_ERR;
-       }
-
-       Jim_SetResult(interp, Jim_NewStringObj(interp, version_str, -1));
-
-       return JIM_OK;
-}
-#endif
-
-#ifdef CYGPKG_HAL_NIOS2
-
-
-struct info_forward {
-       void *data;
-       struct cyg_upgrade_info *upgraded_file;
-};
-
-static void report_info(void *data, const char *format, va_list args)
-{
-       char *s = alloc_vprintf(format, args);
-       LOG_USER_N("%s", s);
-       free(s);
-}
-
-struct cyg_upgrade_info firmware_info = {
-       (uint8_t *)0x84000000,
-       "/ram/firmware.phi",
-       "Firmware",
-       0x0300000,
-       0x1f00000 -
-       0x0300000,
-       "ZylinNiosFirmware\n",
-       report_info,
-};
-
-/* File written to /ram/firmware.phi before arriving at this fn */
-static int jim_zy1000_writefirmware(Jim_Interp *interp, int argc, Jim_Obj * const *argv)
-{
-       if (argc != 1)
-               return JIM_ERR;
-
-       if (!cyg_firmware_upgrade(NULL, firmware_info))
-               return JIM_ERR;
-
-       return JIM_OK;
-}
-#endif
-
 static int zylinjtag_Jim_Command_powerstatus(Jim_Interp *interp,
        int argc,
        Jim_Obj * const *argv)
@@ -918,17 +791,7 @@ static const struct command_registration zy1000_commands[] = {
                        "With no arguments, prints status.",
                .usage = "('on'|'off)",
        },
-#if BUILD_ZY1000_MASTER
-#if BUILD_ECOSBOARD
-       {
-               .name = "zy1000_version",
-               .mode = COMMAND_ANY,
-               .jim_handler = jim_zy1000_version,
-               .help = "Print version info for zy1000.",
-               .usage = "['openocd'|'zy1000'|'date'|'time'|'pcb'|'fpga']",
-       },
-#endif
-#else
+#if !BUILD_ZY1000_MASTER
        {
                .name = "zy1000_server",
                .mode = COMMAND_ANY,
@@ -943,15 +806,6 @@ static const struct command_registration zy1000_commands[] = {
                .jim_handler = zylinjtag_Jim_Command_powerstatus,
                .help = "Returns power status of target",
        },
-#ifdef CYGPKG_HAL_NIOS2
-       {
-               .name = "updatezy1000firmware",
-               .mode = COMMAND_ANY,
-               .jim_handler = jim_zy1000_writefirmware,
-               .help = "writes firmware to flash",
-               /* .usage = "some_string", */
-       },
-#endif
        COMMAND_REGISTRATION_DONE
 };
 
@@ -1269,12 +1123,6 @@ static void writeShiftValue(uint8_t *data, int bits)
 
 #if BUILD_ZY1000_MASTER
 
-#if BUILD_ECOSBOARD
-static char watchdog_stack[2048];
-static cyg_thread watchdog_thread_object;
-static cyg_handle_t watchdog_thread_handle;
-#endif
-
 #ifdef WATCHDOG_BASE
 /* If we connect to port 8888 we must send a char every 10s or the board resets itself */
 static void watchdog_server(cyg_addrword_t data)
@@ -1359,16 +1207,14 @@ int interface_jtag_add_sleep(uint32_t us)
 }
 #endif
 
-#if BUILD_ZY1000_MASTER && !BUILD_ECOSBOARD
+#if BUILD_ZY1000_MASTER
 volatile void *zy1000_jtag_master;
 #include <sys/mman.h>
 #endif
 
 int zy1000_init(void)
 {
-#if BUILD_ECOSBOARD
-       LOG_USER("%s", ZYLIN_OPENOCD_VERSION);
-#elif BUILD_ZY1000_MASTER
+#if BUILD_ZY1000_MASTER
        int fd = open("/dev/mem", O_RDWR | O_SYNC);
        if (fd == -1) {
                LOG_ERROR("No access to /dev/mem");
@@ -1400,17 +1246,6 @@ int zy1000_init(void)
        /* deassert resets. Important to avoid infinite loop waiting for SRST to deassert */
        zy1000_reset(0, 0);
 
-#if BUILD_ZY1000_MASTER
-#if BUILD_ECOSBOARD
-#ifdef WATCHDOG_BASE
-       cyg_thread_create(1, watchdog_server, (cyg_addrword_t) 0, "watchdog tcip/ip server",
-               (void *) watchdog_stack, sizeof(watchdog_stack),
-               &watchdog_thread_handle, &watchdog_thread_object);
-       cyg_thread_resume(watchdog_thread_handle);
-#endif
-#endif
-#endif
-
        return ERROR_OK;
 }
 
index a7c318c..04d3035 100644 (file)
@@ -5,9 +5,7 @@ noinst_LTLIBRARIES = libserver.la
 noinst_HEADERS = server.h telnet_server.h gdb_server.h
 libserver_la_SOURCES = server.c telnet_server.c gdb_server.c
 
-if !ECOSBOARD
 libserver_la_SOURCES += server_stubs.c
-endif
 
 libserver_la_CFLAGS =
 if IS_MINGW
index b6ff5ed..bbcfdc0 100644 (file)
@@ -87,11 +87,11 @@ int connection_write(struct connection *connection, const void *data, int len);
 int connection_read(struct connection *connection, void *data, int len);
 
 /**
- * Used by server_loop(), defined in server_stubs.c or ecosboard.c
+ * Used by server_loop(), defined in server_stubs.c
  */
 void openocd_sleep_prelude(void);
 /**
- * Used by server_loop(), defined in server_stubs.c or ecosboard.c
+ * Used by server_loop(), defined in server_stubs.c
  */
 void openocd_sleep_postlude(void);