-/***************************************************************************
- * 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 "replacements.h"
-
-#include "str9xpec.h"
-#include "flash.h"
-#include "target.h"
-#include "log.h"
-#include "armv4_5.h"
-#include "arm7_9_common.h"
-#include "jtag.h"
-#include "binarybuffer.h"
-
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#include <getopt.h>
-
-str9xpec_mem_layout_t mem_layout_str9pec[] = {
- {0x00000000, 0x10000, 0},
- {0x00010000, 0x10000, 1},
- {0x00020000, 0x10000, 2},
- {0x00030000, 0x10000, 3},
- {0x00040000, 0x10000, 4},
- {0x00050000, 0x10000, 5},
- {0x00060000, 0x10000, 6},
- {0x00070000, 0x10000, 7},
- {0x00080000, 0x02000, 32},
- {0x00082000, 0x02000, 33},
- {0x00084000, 0x02000, 34},
- {0x00086000, 0x02000, 35}
-};
-
-int str9xpec_register_commands(struct command_context_s *cmd_ctx);
-int str9xpec_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct flash_bank_s *bank);
-int str9xpec_erase(struct flash_bank_s *bank, int first, int last);
-int str9xpec_protect(struct flash_bank_s *bank, int set, int first, int last);
-int str9xpec_write(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 count);
-int str9xpec_probe(struct flash_bank_s *bank);
-int str9xpec_handle_part_id_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int str9xpec_protect_check(struct flash_bank_s *bank);
-int str9xpec_erase_check(struct flash_bank_s *bank);
-int str9xpec_info(struct flash_bank_s *bank, char *buf, int buf_size);
-
-int str9xpec_erase_area(struct flash_bank_s *bank, int first, int last);
-int str9xpec_set_address(struct flash_bank_s *bank, u8 sector);
-int str9xpec_write_options(struct flash_bank_s *bank);
-
-int str9xpec_handle_flash_options_cmap_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int str9xpec_handle_flash_options_lvdthd_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int str9xpec_handle_flash_options_lvdsel_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int str9xpec_handle_flash_options_lvdwarn_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int str9xpec_handle_flash_options_read_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int str9xpec_handle_flash_options_write_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int str9xpec_handle_flash_lock_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int str9xpec_handle_flash_unlock_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int str9xpec_handle_flash_enable_turbo_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int str9xpec_handle_flash_disable_turbo_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-
-flash_driver_t str9xpec_flash =
-{
- .name = "str9xpec",
- .register_commands = str9xpec_register_commands,
- .flash_bank_command = str9xpec_flash_bank_command,
- .erase = str9xpec_erase,
- .protect = str9xpec_protect,
- .write = str9xpec_write,
- .probe = str9xpec_probe,
- .auto_probe = str9xpec_probe,
- .erase_check = str9xpec_erase_check,
- .protect_check = str9xpec_protect_check,
- .info = str9xpec_info
-};
-
-int str9xpec_register_commands(struct command_context_s *cmd_ctx)
-{
- command_t *str9xpec_cmd = register_command(cmd_ctx, NULL, "str9xpec", NULL, COMMAND_ANY, "str9xpec flash specific commands");
-
- register_command(cmd_ctx, str9xpec_cmd, "enable_turbo", str9xpec_handle_flash_enable_turbo_command, COMMAND_EXEC,
- "enable str9xpec turbo mode");
- register_command(cmd_ctx, str9xpec_cmd, "disable_turbo", str9xpec_handle_flash_disable_turbo_command, COMMAND_EXEC,
- "disable str9xpec turbo mode");
- register_command(cmd_ctx, str9xpec_cmd, "options_cmap", str9xpec_handle_flash_options_cmap_command, COMMAND_EXEC,
- "configure str9xpec boot sector");
- register_command(cmd_ctx, str9xpec_cmd, "options_lvdthd", str9xpec_handle_flash_options_lvdthd_command, COMMAND_EXEC,
- "configure str9xpec lvd threshold");
- register_command(cmd_ctx, str9xpec_cmd, "options_lvdsel", str9xpec_handle_flash_options_lvdsel_command, COMMAND_EXEC,
- "configure str9xpec lvd selection");
- register_command(cmd_ctx, str9xpec_cmd, "options_lvdwarn", str9xpec_handle_flash_options_lvdwarn_command, COMMAND_EXEC,
- "configure str9xpec lvd warning");
- register_command(cmd_ctx, str9xpec_cmd, "options_read", str9xpec_handle_flash_options_read_command, COMMAND_EXEC,
- "read str9xpec options");
- register_command(cmd_ctx, str9xpec_cmd, "options_write", str9xpec_handle_flash_options_write_command, COMMAND_EXEC,
- "write str9xpec options");
- register_command(cmd_ctx, str9xpec_cmd, "lock", str9xpec_handle_flash_lock_command, COMMAND_EXEC,
- "lock str9xpec device");
- register_command(cmd_ctx, str9xpec_cmd, "unlock", str9xpec_handle_flash_unlock_command, COMMAND_EXEC,
- "unlock str9xpec device");
- register_command(cmd_ctx, str9xpec_cmd, "part_id", str9xpec_handle_part_id_command, COMMAND_EXEC,
- "print part id of str9xpec flash bank <num>");
-
- return ERROR_OK;
-}
-
-int str9xpec_set_instr(int chain_pos, u32 new_instr, enum tap_state end_state)
-{
- jtag_device_t *device = jtag_get_device(chain_pos);
-
- if (device == NULL)
- {
- DEBUG("Invalid Target");
- return ERROR_TARGET_INVALID;
- }
-
- if (buf_get_u32(device->cur_instr, 0, device->ir_length) != new_instr)
- {
- scan_field_t field;
-
- field.device = chain_pos;
- field.num_bits = device->ir_length;
- field.out_value = calloc(CEIL(field.num_bits, 8), 1);
- buf_set_u32(field.out_value, 0, field.num_bits, new_instr);
- 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;
-
- jtag_add_ir_scan(1, &field, end_state, NULL);
-
- free(field.out_value);
- }
-
- return ERROR_OK;
-}
-
-u8 str9xpec_isc_status(int chain_pos)
-{
- scan_field_t field;
- u8 status;
-
- if (str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_PI) != ERROR_OK)
- return ISC_STATUS_ERROR;
-
- field.device = chain_pos;
- field.num_bits = 8;
- field.out_value = NULL;
- field.out_mask = NULL;
- field.in_value = &status;
- field.in_check_value = NULL;
- field.in_check_mask = NULL;
- field.in_handler = NULL;
- field.in_handler_priv = NULL;
-
- jtag_add_dr_scan(1, &field, TAP_RTI, NULL);
- jtag_execute_queue();
-
- DEBUG("status: 0x%2.2x", status);
-
- if (status & ISC_STATUS_SECURITY)
- INFO("Device Security Bit Set");
-
- return status;
-}
-
-int str9xpec_isc_enable(struct flash_bank_s *bank)
-{
- u8 status;
- u32 chain_pos;
- str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;
-
- chain_pos = str9xpec_info->chain_pos;
-
- if (str9xpec_info->isc_enable)
- return ERROR_OK;
-
- /* enter isc mode */
- if (str9xpec_set_instr(chain_pos, ISC_ENABLE, TAP_RTI) != ERROR_OK)
- return ERROR_TARGET_INVALID;
-
- /* check ISC status */
- status = str9xpec_isc_status(chain_pos);
- if (status & ISC_STATUS_MODE)
- {
- /* we have entered isc mode */
- str9xpec_info->isc_enable = 1;
- DEBUG("ISC_MODE Enabled");
- }
-
- return ERROR_OK;
-}
-
-int str9xpec_isc_disable(struct flash_bank_s *bank)
-{
- u8 status;
- u32 chain_pos;
- str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;
-
- chain_pos = str9xpec_info->chain_pos;
-
- if (!str9xpec_info->isc_enable)
- return ERROR_OK;
-
- if (str9xpec_set_instr(chain_pos, ISC_DISABLE, TAP_RTI) != ERROR_OK)
- return ERROR_TARGET_INVALID;
-
- /* delay to handle aborts */
- jtag_add_sleep(50);
-
- /* check ISC status */
- status = str9xpec_isc_status(chain_pos);
- if (!(status & ISC_STATUS_MODE))
- {
- /* we have left isc mode */
- str9xpec_info->isc_enable = 0;
- DEBUG("ISC_MODE Disabled");
- }
-
- return ERROR_OK;
-}
-
-int str9xpec_read_config(struct flash_bank_s *bank)
-{
- scan_field_t field;
- u8 status;
- u32 chain_pos;
-
- str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;
-
- chain_pos = str9xpec_info->chain_pos;
-
- DEBUG("ISC_CONFIGURATION");
-
- /* execute ISC_CONFIGURATION command */
- str9xpec_set_instr(chain_pos, ISC_CONFIGURATION, TAP_PI);
-
- field.device = chain_pos;
- field.num_bits = 64;
- field.out_value = NULL;
- field.out_mask = NULL;
- field.in_value = str9xpec_info->options;
- field.in_check_value = NULL;
- field.in_check_mask = NULL;
- field.in_handler = NULL;
- field.in_handler_priv = NULL;
-
- jtag_add_dr_scan(1, &field, TAP_RTI, NULL);
- jtag_execute_queue();
-
- status = str9xpec_isc_status(chain_pos);
-
- return status;
-}
-
-int str9xpec_build_block_list(struct flash_bank_s *bank)
-{
- str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;
-
- int i;
- int num_sectors = 0, b0_sectors = 0;
-
- switch (bank->size)
- {
- case (256 * 1024):
- b0_sectors = 4;
- break;
- case (512 * 1024):
- b0_sectors = 8;
- break;
- default:
- ERROR("BUG: unknown bank->size encountered");
- exit(-1);
- }
-
- /* include bank 1 sectors */
- num_sectors = b0_sectors + 4;
- bank->size += (32 * 1024);
-
- bank->num_sectors = num_sectors;
- bank->sectors = malloc(sizeof(flash_sector_t) * num_sectors);
- str9xpec_info->sector_bits = malloc(sizeof(u32) * num_sectors);
-
- num_sectors = 0;
-
- for (i = 0; i < b0_sectors; i++)
- {
- bank->sectors[num_sectors].offset = mem_layout_str9pec[i].sector_start;
- bank->sectors[num_sectors].size = mem_layout_str9pec[i].sector_size;
- bank->sectors[num_sectors].is_erased = -1;
- bank->sectors[num_sectors].is_protected = 1;
- str9xpec_info->sector_bits[num_sectors++] = mem_layout_str9pec[i].sector_bit;
- }
-
- for (i = 8; i < 12; i++)
- {
- bank->sectors[num_sectors].offset = mem_layout_str9pec[i].sector_start;
- bank->sectors[num_sectors].size = mem_layout_str9pec[i].sector_size;
- bank->sectors[num_sectors].is_erased = -1;
- bank->sectors[num_sectors].is_protected = 1;
- str9xpec_info->sector_bits[num_sectors++] = mem_layout_str9pec[i].sector_bit;
- }
-
- return ERROR_OK;
-}
-
-/* flash bank str9x <base> <size> 0 0 <target#>
- */
-int str9xpec_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct flash_bank_s *bank)
-{
- str9xpec_flash_controller_t *str9xpec_info;
- armv4_5_common_t *armv4_5 = NULL;
- arm7_9_common_t *arm7_9 = NULL;
- arm_jtag_t *jtag_info = NULL;
-
- if (argc < 6)
- {
- WARNING("incomplete flash_bank str9x configuration");
- return ERROR_FLASH_BANK_INVALID;
- }
-
- str9xpec_info = malloc(sizeof(str9xpec_flash_controller_t));
- bank->driver_priv = str9xpec_info;
-
- if (bank->base != 0x00000000)
- {
- WARNING("overriding flash base address for STR91x device with 0x00000000");
- bank->base = 0x00000000;
- }
-
- /* find out jtag position of flash controller
- * it is always after the arm966 core */
-
- armv4_5 = bank->target->arch_info;
- arm7_9 = armv4_5->arch_info;
- jtag_info = &arm7_9->jtag_info;
-
- str9xpec_info->chain_pos = (jtag_info->chain_pos - 1);
- str9xpec_info->isc_enable = 0;
- str9xpec_info->devarm = NULL;
-
- str9xpec_build_block_list(bank);
-
- /* clear option byte register */
- buf_set_u32(str9xpec_info->options, 0, 64, 0);
-
- return ERROR_OK;
-}
-
-int str9xpec_blank_check(struct flash_bank_s *bank, int first, int last)
-{
- scan_field_t field;
- u8 status;
- u32 chain_pos;
- int i;
- u8 *buffer = NULL;
-
- str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;
-
- chain_pos = str9xpec_info->chain_pos;
-
- if (!str9xpec_info->isc_enable) {
- str9xpec_isc_enable( bank );
- }
-
- if (!str9xpec_info->isc_enable) {
- return ERROR_FLASH_OPERATION_FAILED;
- }
-
- buffer = calloc(CEIL(64, 8), 1);
-
- DEBUG("blank check: first_bank: %i, last_bank: %i", first, last);
-
- for (i = first; i <= last; i++) {
- buf_set_u32(buffer, str9xpec_info->sector_bits[i], 1, 1);
- }
-
- /* execute ISC_BLANK_CHECK command */
- str9xpec_set_instr(chain_pos, ISC_BLANK_CHECK, TAP_PI);
-
- field.device = chain_pos;
- field.num_bits = 64;
- field.out_value = buffer;
- 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;
-
- jtag_add_dr_scan(1, &field, TAP_RTI, NULL);
- jtag_add_sleep(40000);
-
- /* read blank check result */
- field.device = chain_pos;
- field.num_bits = 64;
- field.out_value = NULL;
- field.out_mask = NULL;
- field.in_value = buffer;
- field.in_check_value = NULL;
- field.in_check_mask = NULL;
- field.in_handler = NULL;
- field.in_handler_priv = NULL;
-
- jtag_add_dr_scan(1, &field, TAP_PI, NULL);
- jtag_execute_queue();
-
- status = str9xpec_isc_status(chain_pos);
-
- for (i = first; i <= last; i++)
- {
- if (buf_get_u32(buffer, str9xpec_info->sector_bits[i], 1))
- bank->sectors[i].is_erased = 0;
- else
- bank->sectors[i].is_erased = 1;
- }
-
- free(buffer);
-
- str9xpec_isc_disable(bank);
-
- if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)
- return ERROR_FLASH_OPERATION_FAILED;
- return ERROR_OK;
-}
-
-int str9xpec_protect_check(struct flash_bank_s *bank)
-{
- u8 status;
- int i;
-
- str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;
-
- status = str9xpec_read_config(bank);
-
- for (i = 0; i < bank->num_sectors; i++)
- {
- if (buf_get_u32(str9xpec_info->options, str9xpec_info->sector_bits[i], 1))
- bank->sectors[i].is_protected = 1;
- else
- bank->sectors[i].is_protected = 0;
- }
-
- if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)
- return ERROR_FLASH_OPERATION_FAILED;
- return ERROR_OK;
-}
-
-int str9xpec_erase_area(struct flash_bank_s *bank, int first, int last)
-{
- scan_field_t field;
- u8 status;
- u32 chain_pos;
- int i;
- u8 *buffer = NULL;
-
- str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;
-
- chain_pos = str9xpec_info->chain_pos;
-
- if (!str9xpec_info->isc_enable) {
- str9xpec_isc_enable( bank );
- }
-
- if (!str9xpec_info->isc_enable) {
- return ISC_STATUS_ERROR;
- }
-
- buffer = calloc(CEIL(64, 8), 1);
-
- DEBUG("erase: first_bank: %i, last_bank: %i", first, last);
-
- /* last bank: 0xFF signals a full erase (unlock complete device) */
- /* last bank: 0xFE signals a option byte erase */
- if (last == 0xFF)
- {
- for (i = 0; i < 64; i++) {
- buf_set_u32(buffer, i, 1, 1);
- }
- }
- else if (last == 0xFE)
- {
- buf_set_u32(buffer, 49, 1, 1);
- }
- else
- {
- for (i = first; i <= last; i++) {
- buf_set_u32(buffer, str9xpec_info->sector_bits[i], 1, 1);
- }
- }
-
- DEBUG("ISC_ERASE");
-
- /* execute ISC_ERASE command */
- str9xpec_set_instr(chain_pos, ISC_ERASE, TAP_PI);
-
- field.device = chain_pos;
- field.num_bits = 64;
- field.out_value = buffer;
- 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;
-
- jtag_add_dr_scan(1, &field, TAP_RTI, NULL);
- jtag_execute_queue();
-
- jtag_add_sleep(10);
-
- /* wait for erase completion */
- while (!((status = str9xpec_isc_status(chain_pos)) & ISC_STATUS_BUSY)) {
- usleep(1000);
- }
-
- free(buffer);
-
- str9xpec_isc_disable(bank);
-
- return status;
-}
-
-int str9xpec_erase(struct flash_bank_s *bank, int first, int last)
-{
- int status;
-
- status = str9xpec_erase_area(bank, first, last);
-
- if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)
- return ERROR_FLASH_OPERATION_FAILED;
-
- return ERROR_OK;
-}
-
-int str9xpec_lock_device(struct flash_bank_s *bank)
-{
- scan_field_t field;
- u8 status;
- u32 chain_pos;
- str9xpec_flash_controller_t *str9xpec_info = NULL;
-
- str9xpec_info = bank->driver_priv;
- chain_pos = str9xpec_info->chain_pos;
-
- if (!str9xpec_info->isc_enable) {
- str9xpec_isc_enable( bank );
- }
-
- if (!str9xpec_info->isc_enable) {
- return ISC_STATUS_ERROR;
- }
-
- /* set security address */
- str9xpec_set_address(bank, 0x80);
-
- /* execute ISC_PROGRAM command */
- str9xpec_set_instr(chain_pos, ISC_PROGRAM_SECURITY, TAP_RTI);
-
- str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_PI);
-
- do {
- field.device = chain_pos;
- field.num_bits = 8;
- field.out_value = NULL;
- field.out_mask = NULL;
- field.in_value = &status;
- field.in_check_value = NULL;
- field.in_check_mask = NULL;
- field.in_handler = NULL;
- field.in_handler_priv = NULL;
-
- jtag_add_dr_scan(1, &field, -1, NULL);
- jtag_execute_queue();
-
- } while(!(status & ISC_STATUS_BUSY));
-
- str9xpec_isc_disable(bank);
-
- return status;
-}
-
-int str9xpec_unlock_device(struct flash_bank_s *bank)
-{
- u8 status;
-
- status = str9xpec_erase_area(bank, 0, 255);
-
- return status;
-}
-
-int str9xpec_protect(struct flash_bank_s *bank, int set, int first, int last)
-{
- u8 status;
- int i;
-
- str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;
-
- status = str9xpec_read_config(bank);
-
- if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)
- return ERROR_FLASH_OPERATION_FAILED;
-
- DEBUG("protect: first_bank: %i, last_bank: %i", first, last);
-
- /* last bank: 0xFF signals a full device protect */
- if (last == 0xFF)
- {
- if( set )
- {
- status = str9xpec_lock_device(bank);
- }
- else
- {
- /* perform full erase to unlock device */
- status = str9xpec_unlock_device(bank);
- }
- }
- else
- {
- for (i = first; i <= last; i++)
- {
- if( set )
- buf_set_u32(str9xpec_info->options, str9xpec_info->sector_bits[i], 1, 1);
- else
- buf_set_u32(str9xpec_info->options, str9xpec_info->sector_bits[i], 1, 0);
- }
-
- status = str9xpec_write_options(bank);
- }
-
- if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)
- return ERROR_FLASH_OPERATION_FAILED;
-
- return ERROR_OK;
-}
-
-int str9xpec_set_address(struct flash_bank_s *bank, u8 sector)
-{
- u32 chain_pos;
- scan_field_t field;
- str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;
-
- chain_pos = str9xpec_info->chain_pos;
-
- /* set flash controller address */
- str9xpec_set_instr(chain_pos, ISC_ADDRESS_SHIFT, TAP_PI);
-
- field.device = chain_pos;
- field.num_bits = 8;
- field.out_value = §or;
- 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;
-
- jtag_add_dr_scan(1, &field, -1, NULL);
-
- return ERROR_OK;
-}
-
-int str9xpec_write(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 count)
-{
- str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;
- u32 dwords_remaining = (count / 8);
- u32 bytes_remaining = (count & 0x00000007);
- u32 bytes_written = 0;
- u8 status;
- u32 check_address = offset;
- u32 chain_pos;
- scan_field_t field;
- u8 *scanbuf;
- int i;
- u32 first_sector = 0;
- u32 last_sector = 0;
-
- chain_pos = str9xpec_info->chain_pos;
-
- if (!str9xpec_info->isc_enable) {
- str9xpec_isc_enable(bank);
- }
-
- if (!str9xpec_info->isc_enable) {
- return ERROR_FLASH_OPERATION_FAILED;
- }
-
- if (offset & 0x7)
- {
- WARNING("offset 0x%x breaks required 8-byte alignment", offset);
- return ERROR_FLASH_DST_BREAKS_ALIGNMENT;
- }
-
- for (i = 0; i < bank->num_sectors; i++)
- {
- u32 sec_start = bank->sectors[i].offset;
- u32 sec_end = sec_start + bank->sectors[i].size;
-
- /* check if destination falls within the current sector */
- if ((check_address >= sec_start) && (check_address < sec_end))
- {
- /* check if destination ends in the current sector */
- if (offset + count < sec_end)
- check_address = offset + count;
- else
- check_address = sec_end;
- }
-
- if ((offset >= sec_start) && (offset < sec_end)){
- first_sector = i;
- }
-
- if ((offset + count >= sec_start) && (offset + count < sec_end)){
- last_sector = i;
- }
- }
-
- if (check_address != offset + count)
- return ERROR_FLASH_DST_OUT_OF_BANK;
-
- DEBUG("first_sector: %i, last_sector: %i", first_sector, last_sector);
-
- scanbuf = calloc(CEIL(64, 8), 1);
-
- DEBUG("ISC_PROGRAM");
-
- for (i = first_sector; i <= last_sector; i++)
- {
- str9xpec_set_address(bank, str9xpec_info->sector_bits[i]);
-
- dwords_remaining = dwords_remaining < (bank->sectors[i].size/8) ? dwords_remaining : (bank->sectors[i].size/8);
-
- while (dwords_remaining > 0)
- {
- str9xpec_set_instr(chain_pos, ISC_PROGRAM, TAP_PI);
-
- field.device = chain_pos;
- field.num_bits = 64;
- field.out_value = (buffer + bytes_written);
- 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;
-
- jtag_add_dr_scan(1, &field, TAP_RTI, NULL);
-
- /* small delay before polling */
- jtag_add_sleep(50);
-
- str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_PI);
-
- do {
- field.device = chain_pos;
- field.num_bits = 8;
- field.out_value = NULL;
- field.out_mask = NULL;
- field.in_value = scanbuf;
- field.in_check_value = NULL;
- field.in_check_mask = NULL;
- field.in_handler = NULL;
- field.in_handler_priv = NULL;
-
- jtag_add_dr_scan(1, &field, -1, NULL);
- jtag_execute_queue();
-
- status = buf_get_u32(scanbuf, 0, 8);
-
- } while(!(status & ISC_STATUS_BUSY));
-
- if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)
- return ERROR_FLASH_OPERATION_FAILED;
-
- //if ((status & ISC_STATUS_INT_ERROR) != STR9XPEC_ISC_INTFAIL)
- // return ERROR_FLASH_OPERATION_FAILED;
-
- dwords_remaining--;
- bytes_written += 8;
- }
- }
-
- if (bytes_remaining)
- {
- u8 last_dword[8] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
- int i = 0;
-
- while(bytes_remaining > 0)
- {
- last_dword[i++] = *(buffer + bytes_written);
- bytes_remaining--;
- bytes_written++;
- }
-
- str9xpec_set_instr(chain_pos, ISC_PROGRAM, TAP_PI);
-
- field.device = chain_pos;
- field.num_bits = 64;
- field.out_value = last_dword;
- 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;
-
- jtag_add_dr_scan(1, &field, TAP_RTI, NULL);
-
- /* small delay before polling */
- jtag_add_sleep(50);
-
- str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_PI);
-
- do {
- field.device = chain_pos;
- field.num_bits = 8;
- field.out_value = NULL;
- field.out_mask = NULL;
- field.in_value = scanbuf;
- field.in_check_value = NULL;
- field.in_check_mask = NULL;
- field.in_handler = NULL;
- field.in_handler_priv = NULL;
-
- jtag_add_dr_scan(1, &field, -1, NULL);
- jtag_execute_queue();
-
- status = buf_get_u32(scanbuf, 0, 8);
-
- } while(!(status & ISC_STATUS_BUSY));
-
- if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)
- return ERROR_FLASH_OPERATION_FAILED;
-
- //if ((status & ISC_STATUS_INT_ERROR) != STR9XPEC_ISC_INTFAIL)
- // return ERROR_FLASH_OPERATION_FAILED;
- }
-
- free(scanbuf);
-
- str9xpec_isc_disable(bank);
-
- return ERROR_OK;
-}
-
-int str9xpec_probe(struct flash_bank_s *bank)
-{
- return ERROR_OK;
-}
-
-int str9xpec_handle_part_id_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- flash_bank_t *bank;
- scan_field_t field;
- u8 *buffer = NULL;
- u32 chain_pos;
- u32 idcode;
- str9xpec_flash_controller_t *str9xpec_info = NULL;
-
- if (argc < 1)
- {
- command_print(cmd_ctx, "usage: str9xpec part_id <num>");
- return ERROR_OK;
- }
-
- bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
- if (!bank)
- {
- command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
- return ERROR_OK;
- }
-
- str9xpec_info = bank->driver_priv;
- chain_pos = str9xpec_info->chain_pos;
-
- buffer = calloc(CEIL(32, 8), 1);
-
- str9xpec_set_instr(chain_pos, ISC_IDCODE, TAP_PI);
-
- field.device = chain_pos;
- field.num_bits = 32;
- field.out_value = NULL;
- field.out_mask = NULL;
- field.in_value = buffer;
- field.in_check_value = NULL;
- field.in_check_mask = NULL;
- field.in_handler = NULL;
- field.in_handler_priv = NULL;
-
- jtag_add_dr_scan(1, &field, TAP_RTI, NULL);
- jtag_execute_queue();
-
- idcode = buf_get_u32(buffer, 0, 32);
-
- command_print(cmd_ctx, "str9xpec part id: 0x%8.8x", idcode);
-
- free(buffer);
-
- return ERROR_OK;
-}
-
-int str9xpec_erase_check(struct flash_bank_s *bank)
-{
- return str9xpec_blank_check(bank, 0, bank->num_sectors - 1);
-}
-
-int str9xpec_info(struct flash_bank_s *bank, char *buf, int buf_size)
-{
- snprintf(buf, buf_size, "str9xpec flash driver info" );
- return ERROR_OK;
-}
-
-int str9xpec_handle_flash_options_read_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- flash_bank_t *bank;
- u8 status;
- str9xpec_flash_controller_t *str9xpec_info = NULL;
-
- if (argc < 1)
- {
- command_print(cmd_ctx, "str9xpec options_read <bank>");
- return ERROR_OK;
- }
-
- bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
- if (!bank)
- {
- command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
- return ERROR_OK;
- }
-
- str9xpec_info = bank->driver_priv;
-
- status = str9xpec_read_config(bank);
-
- if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)
- return ERROR_FLASH_OPERATION_FAILED;
-
- /* boot bank */
- if (buf_get_u32(str9xpec_info->options, STR9XPEC_OPT_CSMAPBIT, 1))
- command_print(cmd_ctx, "CS Map: bank1");
- else
- command_print(cmd_ctx, "CS Map: bank0");
-
- /* OTP lock */
- if (buf_get_u32(str9xpec_info->options, STR9XPEC_OPT_OTPBIT, 1))
- command_print(cmd_ctx, "OTP Lock: OTP Locked");
- else
- command_print(cmd_ctx, "OTP Lock: OTP Unlocked");
-
- /* LVD Threshold */
- if (buf_get_u32(str9xpec_info->options, STR9XPEC_OPT_LVDTHRESBIT, 1))
- command_print(cmd_ctx, "LVD Threshold: 2.7v");
- else
- command_print(cmd_ctx, "LVD Threshold: 2.4v");
-
- /* LVD reset warning */
- if (buf_get_u32(str9xpec_info->options, STR9XPEC_OPT_LVDWARNBIT, 1))
- command_print(cmd_ctx, "LVD Reset Warning: VDD or VDDQ Inputs");
- else
- command_print(cmd_ctx, "LVD Reset Warning: VDD Input Only");
-
- /* LVD reset select */
- if (buf_get_u32(str9xpec_info->options, STR9XPEC_OPT_LVDSELBIT, 1))
- command_print(cmd_ctx, "LVD Reset Selection: VDD or VDDQ Inputs");
- else
- command_print(cmd_ctx, "LVD Reset Selection: VDD Input Only");
-
- return ERROR_OK;
-}
-
-int str9xpec_write_options(struct flash_bank_s *bank)
-{
- scan_field_t field;
- u8 status;
- u32 chain_pos;
- str9xpec_flash_controller_t *str9xpec_info = NULL;
-
- str9xpec_info = bank->driver_priv;
- chain_pos = str9xpec_info->chain_pos;
-
- /* erase config options first */
- status = str9xpec_erase_area( bank, 0xFE, 0xFE );
-
- if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)
- return status;
-
- if (!str9xpec_info->isc_enable) {
- str9xpec_isc_enable( bank );
- }
-
- if (!str9xpec_info->isc_enable) {
- return ISC_STATUS_ERROR;
- }
-
- /* according to data 64th bit has to be set */
- buf_set_u32(str9xpec_info->options, 63, 1, 1);
-
- /* set option byte address */
- str9xpec_set_address(bank, 0x50);
-
- /* execute ISC_PROGRAM command */
- str9xpec_set_instr(chain_pos, ISC_PROGRAM, TAP_PI);
-
- field.device = chain_pos;
- field.num_bits = 64;
- field.out_value = str9xpec_info->options;
- 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;
-
- jtag_add_dr_scan(1, &field, TAP_RTI, NULL);
-
- /* small delay before polling */
- jtag_add_sleep(50);
-
- str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_PI);
-
- do {
- field.device = chain_pos;
- field.num_bits = 8;
- field.out_value = NULL;
- field.out_mask = NULL;
- field.in_value = &status;
- field.in_check_value = NULL;
- field.in_check_mask = NULL;
- field.in_handler = NULL;
- field.in_handler_priv = NULL;
-
- jtag_add_dr_scan(1, &field, -1, NULL);
- jtag_execute_queue();
-
- } while(!(status & ISC_STATUS_BUSY));
-
- str9xpec_isc_disable(bank);
-
- return status;
-}
-
-int str9xpec_handle_flash_options_write_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- flash_bank_t *bank;
- u8 status;
-
- if (argc < 1)
- {
- command_print(cmd_ctx, "str9xpec options_write <bank>");
- return ERROR_OK;
- }
-
- bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
- if (!bank)
- {
- command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
- return ERROR_OK;
- }
-
- status = str9xpec_write_options(bank);
-
- if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)
- return ERROR_FLASH_OPERATION_FAILED;
-
- return ERROR_OK;
-}
-
-int str9xpec_handle_flash_options_cmap_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- flash_bank_t *bank;
- str9xpec_flash_controller_t *str9xpec_info = NULL;
-
- if (argc < 2)
- {
- command_print(cmd_ctx, "str9xpec options_cmap <bank> <bank0|bank1>");
- return ERROR_OK;
- }
-
- bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
- if (!bank)
- {
- command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
- return ERROR_OK;
- }
-
- str9xpec_info = bank->driver_priv;
-
- if (strcmp(args[1], "bank1") == 0)
- {
- buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_CSMAPBIT, 1, 1);
- }
- else
- {
- buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_CSMAPBIT, 1, 0);
- }
-
- return ERROR_OK;
-}
-
-int str9xpec_handle_flash_options_lvdthd_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- flash_bank_t *bank;
- str9xpec_flash_controller_t *str9xpec_info = NULL;
-
- if (argc < 2)
- {
- command_print(cmd_ctx, "str9xpec options_lvdthd <bank> <2.4v|2.7v>");
- return ERROR_OK;
- }
-
- bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
- if (!bank)
- {
- command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
- return ERROR_OK;
- }
-
- str9xpec_info = bank->driver_priv;
-
- if (strcmp(args[1], "2.7v") == 0)
- {
- buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_LVDTHRESBIT, 1, 1);
- }
- else
- {
- buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_LVDTHRESBIT, 1, 0);
- }
-
- return ERROR_OK;
-}
-
-int str9xpec_handle_flash_options_lvdsel_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- flash_bank_t *bank;
- str9xpec_flash_controller_t *str9xpec_info = NULL;
-
- if (argc < 2)
- {
- command_print(cmd_ctx, "str9xpec options_lvdsel <bank> <vdd|vdd_vddq>");
- return ERROR_OK;
- }
-
- bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
- if (!bank)
- {
- command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
- return ERROR_OK;
- }
-
- str9xpec_info = bank->driver_priv;
-
- if (strcmp(args[1], "vdd_vddq") == 0)
- {
- buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_LVDSELBIT, 1, 1);
- }
- else
- {
- buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_LVDSELBIT, 1, 0);
- }
-
- return ERROR_OK;
-}
-
-int str9xpec_handle_flash_options_lvdwarn_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- flash_bank_t *bank;
- str9xpec_flash_controller_t *str9xpec_info = NULL;
-
- if (argc < 2)
- {
- command_print(cmd_ctx, "str9xpec options_lvdwarn <bank> <vdd|vdd_vddq>");
- return ERROR_OK;
- }
-
- bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
- if (!bank)
- {
- command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
- return ERROR_OK;
- }
-
- str9xpec_info = bank->driver_priv;
-
- if (strcmp(args[1], "vdd_vddq") == 0)
- {
- buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_LVDWARNBIT, 1, 1);
- }
- else
- {
- buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_LVDWARNBIT, 1, 0);
- }
-
- return ERROR_OK;
-}
-
-int str9xpec_handle_flash_lock_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- u8 status;
- flash_bank_t *bank;
-
- if (argc < 1)
- {
- command_print(cmd_ctx, "str9xpec lock <bank>");
- return ERROR_OK;
- }
-
- bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
- if (!bank)
- {
- command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
- return ERROR_OK;
- }
-
- status = str9xpec_lock_device(bank);
-
- if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)
- return ERROR_FLASH_OPERATION_FAILED;
-
- return ERROR_OK;
-}
-
-int str9xpec_handle_flash_unlock_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- u8 status;
- flash_bank_t *bank;
-
- if (argc < 1)
- {
- command_print(cmd_ctx, "str9xpec unlock <bank>");
- return ERROR_OK;
- }
-
- bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
- if (!bank)
- {
- command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
- return ERROR_OK;
- }
-
- status = str9xpec_unlock_device(bank);
-
- if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)
- return ERROR_FLASH_OPERATION_FAILED;
-
- return ERROR_OK;
-}
-
-int str9xpec_handle_flash_enable_turbo_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- flash_bank_t *bank;
- u32 chain_pos;
- jtag_device_t* dev0;
- jtag_device_t* dev2;
- str9xpec_flash_controller_t *str9xpec_info = NULL;
-
- if (argc < 1)
- {
- command_print(cmd_ctx, "str9xpec enable_turbo <bank>");
- return ERROR_OK;
- }
-
- bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
- if (!bank)
- {
- command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
- return ERROR_OK;
- }
-
- str9xpec_info = bank->driver_priv;
-
- chain_pos = str9xpec_info->chain_pos;
-
- /* remove arm core from chain - enter turbo mode */
-
- str9xpec_set_instr(chain_pos+2, 0xD, TAP_RTI);
- jtag_execute_queue();
-
- /* modify scan chain - str9 core has been removed */
- dev0 = jtag_get_device(chain_pos);
- str9xpec_info->devarm = jtag_get_device(chain_pos+1);
- dev2 = jtag_get_device(chain_pos+2);
- dev0->next = dev2;
- jtag_num_devices--;
-
- return ERROR_OK;
-}
-
-int str9xpec_handle_flash_disable_turbo_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- flash_bank_t *bank;
- u32 chain_pos;
- jtag_device_t* dev0;
- str9xpec_flash_controller_t *str9xpec_info = NULL;
-
- if (argc < 1)
- {
- command_print(cmd_ctx, "str9xpec disable_turbo <bank>");
- return ERROR_OK;
- }
-
- bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
- if (!bank)
- {
- command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
- return ERROR_OK;
- }
-
- str9xpec_info = bank->driver_priv;
-
- chain_pos = str9xpec_info->chain_pos;
-
- dev0 = jtag_get_device(chain_pos);
-
- /* exit turbo mode via TLR */
- str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_TLR);
- jtag_execute_queue();
-
- /* restore previous scan chain */
- if( str9xpec_info->devarm ) {
- dev0->next = str9xpec_info->devarm;
- jtag_num_devices++;
- str9xpec_info->devarm = NULL;
- }
-
- 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 "replacements.h"\r
+\r
+#include "str9xpec.h"\r
+#include "flash.h"\r
+#include "target.h"\r
+#include "log.h"\r
+#include "armv4_5.h"\r
+#include "arm7_9_common.h"\r
+#include "jtag.h"\r
+#include "binarybuffer.h"\r
+\r
+#include <stdlib.h>\r
+#include <string.h>\r
+#include <unistd.h>\r
+#include <getopt.h>\r
+\r
+str9xpec_mem_layout_t mem_layout_str9pec[] = {\r
+ {0x00000000, 0x10000, 0},\r
+ {0x00010000, 0x10000, 1},\r
+ {0x00020000, 0x10000, 2},\r
+ {0x00030000, 0x10000, 3},\r
+ {0x00040000, 0x10000, 4},\r
+ {0x00050000, 0x10000, 5},\r
+ {0x00060000, 0x10000, 6},\r
+ {0x00070000, 0x10000, 7},\r
+ {0x00080000, 0x02000, 32},\r
+ {0x00082000, 0x02000, 33},\r
+ {0x00084000, 0x02000, 34},\r
+ {0x00086000, 0x02000, 35}\r
+};\r
+\r
+int str9xpec_register_commands(struct command_context_s *cmd_ctx);\r
+int str9xpec_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct flash_bank_s *bank);\r
+int str9xpec_erase(struct flash_bank_s *bank, int first, int last);\r
+int str9xpec_protect(struct flash_bank_s *bank, int set, int first, int last);\r
+int str9xpec_write(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 count);\r
+int str9xpec_probe(struct flash_bank_s *bank);\r
+int str9xpec_handle_part_id_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int str9xpec_protect_check(struct flash_bank_s *bank);\r
+int str9xpec_erase_check(struct flash_bank_s *bank);\r
+int str9xpec_info(struct flash_bank_s *bank, char *buf, int buf_size);\r
+\r
+int str9xpec_erase_area(struct flash_bank_s *bank, int first, int last);\r
+int str9xpec_set_address(struct flash_bank_s *bank, u8 sector);\r
+int str9xpec_write_options(struct flash_bank_s *bank);\r
+\r
+int str9xpec_handle_flash_options_cmap_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int str9xpec_handle_flash_options_lvdthd_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int str9xpec_handle_flash_options_lvdsel_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int str9xpec_handle_flash_options_lvdwarn_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int str9xpec_handle_flash_options_read_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int str9xpec_handle_flash_options_write_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int str9xpec_handle_flash_lock_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int str9xpec_handle_flash_unlock_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int str9xpec_handle_flash_enable_turbo_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+int str9xpec_handle_flash_disable_turbo_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+\r
+flash_driver_t str9xpec_flash =\r
+{\r
+ .name = "str9xpec",\r
+ .register_commands = str9xpec_register_commands,\r
+ .flash_bank_command = str9xpec_flash_bank_command,\r
+ .erase = str9xpec_erase,\r
+ .protect = str9xpec_protect,\r
+ .write = str9xpec_write,\r
+ .probe = str9xpec_probe,\r
+ .auto_probe = str9xpec_probe,\r
+ .erase_check = str9xpec_erase_check,\r
+ .protect_check = str9xpec_protect_check,\r
+ .info = str9xpec_info\r
+};\r
+\r
+int str9xpec_register_commands(struct command_context_s *cmd_ctx)\r
+{\r
+ command_t *str9xpec_cmd = register_command(cmd_ctx, NULL, "str9xpec", NULL, COMMAND_ANY, "str9xpec flash specific commands");\r
+ \r
+ register_command(cmd_ctx, str9xpec_cmd, "enable_turbo", str9xpec_handle_flash_enable_turbo_command, COMMAND_EXEC,\r
+ "enable str9xpec turbo mode");\r
+ register_command(cmd_ctx, str9xpec_cmd, "disable_turbo", str9xpec_handle_flash_disable_turbo_command, COMMAND_EXEC,\r
+ "disable str9xpec turbo mode");\r
+ register_command(cmd_ctx, str9xpec_cmd, "options_cmap", str9xpec_handle_flash_options_cmap_command, COMMAND_EXEC,\r
+ "configure str9xpec boot sector");\r
+ register_command(cmd_ctx, str9xpec_cmd, "options_lvdthd", str9xpec_handle_flash_options_lvdthd_command, COMMAND_EXEC,\r
+ "configure str9xpec lvd threshold");\r
+ register_command(cmd_ctx, str9xpec_cmd, "options_lvdsel", str9xpec_handle_flash_options_lvdsel_command, COMMAND_EXEC,\r
+ "configure str9xpec lvd selection");\r
+ register_command(cmd_ctx, str9xpec_cmd, "options_lvdwarn", str9xpec_handle_flash_options_lvdwarn_command, COMMAND_EXEC,\r
+ "configure str9xpec lvd warning");\r
+ register_command(cmd_ctx, str9xpec_cmd, "options_read", str9xpec_handle_flash_options_read_command, COMMAND_EXEC,\r
+ "read str9xpec options");\r
+ register_command(cmd_ctx, str9xpec_cmd, "options_write", str9xpec_handle_flash_options_write_command, COMMAND_EXEC,\r
+ "write str9xpec options");\r
+ register_command(cmd_ctx, str9xpec_cmd, "lock", str9xpec_handle_flash_lock_command, COMMAND_EXEC,\r
+ "lock str9xpec device");\r
+ register_command(cmd_ctx, str9xpec_cmd, "unlock", str9xpec_handle_flash_unlock_command, COMMAND_EXEC,\r
+ "unlock str9xpec device");\r
+ register_command(cmd_ctx, str9xpec_cmd, "part_id", str9xpec_handle_part_id_command, COMMAND_EXEC,\r
+ "print part id of str9xpec flash bank <num>");\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int str9xpec_set_instr(int chain_pos, u32 new_instr, enum tap_state end_state)\r
+{\r
+ jtag_device_t *device = jtag_get_device(chain_pos);\r
+ \r
+ if (device == NULL)\r
+ {\r
+ DEBUG("Invalid Target");\r
+ return ERROR_TARGET_INVALID;\r
+ }\r
+ \r
+ if (buf_get_u32(device->cur_instr, 0, device->ir_length) != new_instr)\r
+ {\r
+ scan_field_t field;\r
+ \r
+ field.device = chain_pos;\r
+ field.num_bits = device->ir_length;\r
+ field.out_value = calloc(CEIL(field.num_bits, 8), 1);\r
+ buf_set_u32(field.out_value, 0, field.num_bits, new_instr);\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
+ \r
+ jtag_add_ir_scan(1, &field, end_state, NULL);\r
+ \r
+ free(field.out_value);\r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+u8 str9xpec_isc_status(int chain_pos)\r
+{\r
+ scan_field_t field;\r
+ u8 status;\r
+ \r
+ if (str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_PI) != ERROR_OK)\r
+ return ISC_STATUS_ERROR;\r
+ \r
+ field.device = chain_pos;\r
+ field.num_bits = 8;\r
+ field.out_value = NULL;\r
+ field.out_mask = NULL;\r
+ field.in_value = &status;\r
+ field.in_check_value = NULL;\r
+ field.in_check_mask = NULL;\r
+ field.in_handler = NULL;\r
+ field.in_handler_priv = NULL;\r
+ \r
+ jtag_add_dr_scan(1, &field, TAP_RTI, NULL);\r
+ jtag_execute_queue();\r
+ \r
+ DEBUG("status: 0x%2.2x", status);\r
+ \r
+ if (status & ISC_STATUS_SECURITY)\r
+ INFO("Device Security Bit Set");\r
+ \r
+ return status;\r
+}\r
+\r
+int str9xpec_isc_enable(struct flash_bank_s *bank)\r
+{\r
+ u8 status;\r
+ u32 chain_pos;\r
+ str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;\r
+ \r
+ chain_pos = str9xpec_info->chain_pos;\r
+ \r
+ if (str9xpec_info->isc_enable)\r
+ return ERROR_OK;\r
+ \r
+ /* enter isc mode */\r
+ if (str9xpec_set_instr(chain_pos, ISC_ENABLE, TAP_RTI) != ERROR_OK)\r
+ return ERROR_TARGET_INVALID;\r
+ \r
+ /* check ISC status */\r
+ status = str9xpec_isc_status(chain_pos);\r
+ if (status & ISC_STATUS_MODE)\r
+ {\r
+ /* we have entered isc mode */\r
+ str9xpec_info->isc_enable = 1;\r
+ DEBUG("ISC_MODE Enabled");\r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int str9xpec_isc_disable(struct flash_bank_s *bank)\r
+{\r
+ u8 status;\r
+ u32 chain_pos;\r
+ str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;\r
+ \r
+ chain_pos = str9xpec_info->chain_pos;\r
+ \r
+ if (!str9xpec_info->isc_enable)\r
+ return ERROR_OK;\r
+ \r
+ if (str9xpec_set_instr(chain_pos, ISC_DISABLE, TAP_RTI) != ERROR_OK)\r
+ return ERROR_TARGET_INVALID;\r
+ \r
+ /* delay to handle aborts */\r
+ jtag_add_sleep(50);\r
+ \r
+ /* check ISC status */\r
+ status = str9xpec_isc_status(chain_pos);\r
+ if (!(status & ISC_STATUS_MODE))\r
+ {\r
+ /* we have left isc mode */\r
+ str9xpec_info->isc_enable = 0;\r
+ DEBUG("ISC_MODE Disabled");\r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int str9xpec_read_config(struct flash_bank_s *bank)\r
+{\r
+ scan_field_t field;\r
+ u8 status;\r
+ u32 chain_pos;\r
+ \r
+ str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;\r
+ \r
+ chain_pos = str9xpec_info->chain_pos;\r
+ \r
+ DEBUG("ISC_CONFIGURATION");\r
+ \r
+ /* execute ISC_CONFIGURATION command */\r
+ str9xpec_set_instr(chain_pos, ISC_CONFIGURATION, TAP_PI);\r
+ \r
+ field.device = chain_pos;\r
+ field.num_bits = 64;\r
+ field.out_value = NULL;\r
+ field.out_mask = NULL;\r
+ field.in_value = str9xpec_info->options;\r
+ field.in_check_value = NULL;\r
+ field.in_check_mask = NULL;\r
+ field.in_handler = NULL;\r
+ field.in_handler_priv = NULL;\r
+ \r
+ jtag_add_dr_scan(1, &field, TAP_RTI, NULL);\r
+ jtag_execute_queue();\r
+ \r
+ status = str9xpec_isc_status(chain_pos);\r
+ \r
+ return status;\r
+}\r
+\r
+int str9xpec_build_block_list(struct flash_bank_s *bank)\r
+{\r
+ str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;\r
+ \r
+ int i;\r
+ int num_sectors = 0, b0_sectors = 0;\r
+ \r
+ switch (bank->size)\r
+ {\r
+ case (256 * 1024):\r
+ b0_sectors = 4;\r
+ break;\r
+ case (512 * 1024):\r
+ b0_sectors = 8;\r
+ break;\r
+ default:\r
+ ERROR("BUG: unknown bank->size encountered");\r
+ exit(-1);\r
+ }\r
+ \r
+ /* include bank 1 sectors */\r
+ num_sectors = b0_sectors + 4;\r
+ bank->size += (32 * 1024);\r
+ \r
+ bank->num_sectors = num_sectors;\r
+ bank->sectors = malloc(sizeof(flash_sector_t) * num_sectors);\r
+ str9xpec_info->sector_bits = malloc(sizeof(u32) * num_sectors);\r
+ \r
+ num_sectors = 0;\r
+ \r
+ for (i = 0; i < b0_sectors; i++)\r
+ {\r
+ bank->sectors[num_sectors].offset = mem_layout_str9pec[i].sector_start;\r
+ bank->sectors[num_sectors].size = mem_layout_str9pec[i].sector_size;\r
+ bank->sectors[num_sectors].is_erased = -1;\r
+ bank->sectors[num_sectors].is_protected = 1;\r
+ str9xpec_info->sector_bits[num_sectors++] = mem_layout_str9pec[i].sector_bit;\r
+ }\r
+ \r
+ for (i = 8; i < 12; i++)\r
+ {\r
+ bank->sectors[num_sectors].offset = mem_layout_str9pec[i].sector_start;\r
+ bank->sectors[num_sectors].size = mem_layout_str9pec[i].sector_size;\r
+ bank->sectors[num_sectors].is_erased = -1;\r
+ bank->sectors[num_sectors].is_protected = 1;\r
+ str9xpec_info->sector_bits[num_sectors++] = mem_layout_str9pec[i].sector_bit;\r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+/* flash bank str9x <base> <size> 0 0 <target#>\r
+ */\r
+int str9xpec_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct flash_bank_s *bank)\r
+{\r
+ str9xpec_flash_controller_t *str9xpec_info;\r
+ armv4_5_common_t *armv4_5 = NULL;\r
+ arm7_9_common_t *arm7_9 = NULL;\r
+ arm_jtag_t *jtag_info = NULL;\r
+ \r
+ if (argc < 6)\r
+ {\r
+ WARNING("incomplete flash_bank str9x configuration");\r
+ return ERROR_FLASH_BANK_INVALID;\r
+ }\r
+ \r
+ str9xpec_info = malloc(sizeof(str9xpec_flash_controller_t));\r
+ bank->driver_priv = str9xpec_info;\r
+ \r
+ if (bank->base != 0x00000000)\r
+ {\r
+ WARNING("overriding flash base address for STR91x device with 0x00000000");\r
+ bank->base = 0x00000000;\r
+ }\r
+\r
+ /* find out jtag position of flash controller\r
+ * it is always after the arm966 core */\r
+ \r
+ armv4_5 = bank->target->arch_info;\r
+ arm7_9 = armv4_5->arch_info;\r
+ jtag_info = &arm7_9->jtag_info;\r
+ \r
+ str9xpec_info->chain_pos = (jtag_info->chain_pos - 1);\r
+ str9xpec_info->isc_enable = 0;\r
+ str9xpec_info->devarm = NULL;\r
+ \r
+ str9xpec_build_block_list(bank);\r
+ \r
+ /* clear option byte register */\r
+ buf_set_u32(str9xpec_info->options, 0, 64, 0);\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int str9xpec_blank_check(struct flash_bank_s *bank, int first, int last)\r
+{\r
+ scan_field_t field;\r
+ u8 status;\r
+ u32 chain_pos;\r
+ int i;\r
+ u8 *buffer = NULL;\r
+ \r
+ str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;\r
+ \r
+ chain_pos = str9xpec_info->chain_pos;\r
+ \r
+ if (!str9xpec_info->isc_enable) {\r
+ str9xpec_isc_enable( bank );\r
+ }\r
+ \r
+ if (!str9xpec_info->isc_enable) {\r
+ return ERROR_FLASH_OPERATION_FAILED;\r
+ }\r
+ \r
+ buffer = calloc(CEIL(64, 8), 1);\r
+\r
+ DEBUG("blank check: first_bank: %i, last_bank: %i", first, last);\r
+ \r
+ for (i = first; i <= last; i++) {\r
+ buf_set_u32(buffer, str9xpec_info->sector_bits[i], 1, 1);\r
+ }\r
+ \r
+ /* execute ISC_BLANK_CHECK command */\r
+ str9xpec_set_instr(chain_pos, ISC_BLANK_CHECK, TAP_PI);\r
+ \r
+ field.device = chain_pos;\r
+ field.num_bits = 64;\r
+ field.out_value = buffer;\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
+ \r
+ jtag_add_dr_scan(1, &field, TAP_RTI, NULL);\r
+ jtag_add_sleep(40000);\r
+ \r
+ /* read blank check result */\r
+ field.device = chain_pos;\r
+ field.num_bits = 64;\r
+ field.out_value = NULL;\r
+ field.out_mask = NULL;\r
+ field.in_value = buffer;\r
+ field.in_check_value = NULL;\r
+ field.in_check_mask = NULL;\r
+ field.in_handler = NULL;\r
+ field.in_handler_priv = NULL;\r
+ \r
+ jtag_add_dr_scan(1, &field, TAP_PI, NULL);\r
+ jtag_execute_queue();\r
+ \r
+ status = str9xpec_isc_status(chain_pos);\r
+ \r
+ for (i = first; i <= last; i++)\r
+ {\r
+ if (buf_get_u32(buffer, str9xpec_info->sector_bits[i], 1))\r
+ bank->sectors[i].is_erased = 0;\r
+ else\r
+ bank->sectors[i].is_erased = 1;\r
+ }\r
+ \r
+ free(buffer);\r
+ \r
+ str9xpec_isc_disable(bank);\r
+ \r
+ if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)\r
+ return ERROR_FLASH_OPERATION_FAILED; \r
+ return ERROR_OK;\r
+}\r
+\r
+int str9xpec_protect_check(struct flash_bank_s *bank)\r
+{\r
+ u8 status;\r
+ int i;\r
+ \r
+ str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;\r
+ \r
+ status = str9xpec_read_config(bank);\r
+ \r
+ for (i = 0; i < bank->num_sectors; i++)\r
+ {\r
+ if (buf_get_u32(str9xpec_info->options, str9xpec_info->sector_bits[i], 1))\r
+ bank->sectors[i].is_protected = 1;\r
+ else\r
+ bank->sectors[i].is_protected = 0;\r
+ }\r
+ \r
+ if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)\r
+ return ERROR_FLASH_OPERATION_FAILED;\r
+ return ERROR_OK;\r
+}\r
+\r
+int str9xpec_erase_area(struct flash_bank_s *bank, int first, int last)\r
+{\r
+ scan_field_t field;\r
+ u8 status;\r
+ u32 chain_pos;\r
+ int i;\r
+ u8 *buffer = NULL;\r
+ \r
+ str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;\r
+ \r
+ chain_pos = str9xpec_info->chain_pos;\r
+ \r
+ if (!str9xpec_info->isc_enable) {\r
+ str9xpec_isc_enable( bank );\r
+ }\r
+ \r
+ if (!str9xpec_info->isc_enable) {\r
+ return ISC_STATUS_ERROR;\r
+ }\r
+ \r
+ buffer = calloc(CEIL(64, 8), 1);\r
+ \r
+ DEBUG("erase: first_bank: %i, last_bank: %i", first, last);\r
+ \r
+ /* last bank: 0xFF signals a full erase (unlock complete device) */\r
+ /* last bank: 0xFE signals a option byte erase */\r
+ if (last == 0xFF)\r
+ {\r
+ for (i = 0; i < 64; i++) {\r
+ buf_set_u32(buffer, i, 1, 1);\r
+ } \r
+ }\r
+ else if (last == 0xFE)\r
+ {\r
+ buf_set_u32(buffer, 49, 1, 1);\r
+ }\r
+ else\r
+ { \r
+ for (i = first; i <= last; i++) {\r
+ buf_set_u32(buffer, str9xpec_info->sector_bits[i], 1, 1);\r
+ }\r
+ }\r
+ \r
+ DEBUG("ISC_ERASE");\r
+ \r
+ /* execute ISC_ERASE command */\r
+ str9xpec_set_instr(chain_pos, ISC_ERASE, TAP_PI);\r
+ \r
+ field.device = chain_pos;\r
+ field.num_bits = 64;\r
+ field.out_value = buffer;\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
+ \r
+ jtag_add_dr_scan(1, &field, TAP_RTI, NULL);\r
+ jtag_execute_queue();\r
+ \r
+ jtag_add_sleep(10);\r
+ \r
+ /* wait for erase completion */\r
+ while (!((status = str9xpec_isc_status(chain_pos)) & ISC_STATUS_BUSY)) {\r
+ usleep(1000);\r
+ }\r
+ \r
+ free(buffer);\r
+ \r
+ str9xpec_isc_disable(bank);\r
+ \r
+ return status;\r
+}\r
+\r
+int str9xpec_erase(struct flash_bank_s *bank, int first, int last)\r
+{\r
+ int status;\r
+ \r
+ status = str9xpec_erase_area(bank, first, last);\r
+ \r
+ if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)\r
+ return ERROR_FLASH_OPERATION_FAILED;\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int str9xpec_lock_device(struct flash_bank_s *bank)\r
+{\r
+ scan_field_t field;\r
+ u8 status;\r
+ u32 chain_pos;\r
+ str9xpec_flash_controller_t *str9xpec_info = NULL;\r
+ \r
+ str9xpec_info = bank->driver_priv;\r
+ chain_pos = str9xpec_info->chain_pos;\r
+ \r
+ if (!str9xpec_info->isc_enable) {\r
+ str9xpec_isc_enable( bank );\r
+ }\r
+ \r
+ if (!str9xpec_info->isc_enable) {\r
+ return ISC_STATUS_ERROR;\r
+ }\r
+ \r
+ /* set security address */\r
+ str9xpec_set_address(bank, 0x80);\r
+ \r
+ /* execute ISC_PROGRAM command */\r
+ str9xpec_set_instr(chain_pos, ISC_PROGRAM_SECURITY, TAP_RTI);\r
+ \r
+ str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_PI);\r
+ \r
+ do {\r
+ field.device = chain_pos;\r
+ field.num_bits = 8;\r
+ field.out_value = NULL;\r
+ field.out_mask = NULL;\r
+ field.in_value = &status;\r
+ field.in_check_value = NULL;\r
+ field.in_check_mask = NULL;\r
+ field.in_handler = NULL;\r
+ field.in_handler_priv = NULL;\r
+ \r
+ jtag_add_dr_scan(1, &field, -1, NULL);\r
+ jtag_execute_queue();\r
+ \r
+ } while(!(status & ISC_STATUS_BUSY));\r
+ \r
+ str9xpec_isc_disable(bank);\r
+ \r
+ return status;\r
+}\r
+\r
+int str9xpec_unlock_device(struct flash_bank_s *bank)\r
+{\r
+ u8 status;\r
+ \r
+ status = str9xpec_erase_area(bank, 0, 255);\r
+ \r
+ return status;\r
+}\r
+\r
+int str9xpec_protect(struct flash_bank_s *bank, int set, int first, int last)\r
+{\r
+ u8 status;\r
+ int i;\r
+ \r
+ str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;\r
+ \r
+ status = str9xpec_read_config(bank);\r
+ \r
+ if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)\r
+ return ERROR_FLASH_OPERATION_FAILED;\r
+\r
+ DEBUG("protect: first_bank: %i, last_bank: %i", first, last);\r
+ \r
+ /* last bank: 0xFF signals a full device protect */\r
+ if (last == 0xFF)\r
+ {\r
+ if( set )\r
+ {\r
+ status = str9xpec_lock_device(bank);\r
+ }\r
+ else\r
+ {\r
+ /* perform full erase to unlock device */\r
+ status = str9xpec_unlock_device(bank);\r
+ }\r
+ }\r
+ else\r
+ { \r
+ for (i = first; i <= last; i++)\r
+ {\r
+ if( set )\r
+ buf_set_u32(str9xpec_info->options, str9xpec_info->sector_bits[i], 1, 1);\r
+ else\r
+ buf_set_u32(str9xpec_info->options, str9xpec_info->sector_bits[i], 1, 0);\r
+ }\r
+ \r
+ status = str9xpec_write_options(bank);\r
+ }\r
+ \r
+ if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)\r
+ return ERROR_FLASH_OPERATION_FAILED;\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int str9xpec_set_address(struct flash_bank_s *bank, u8 sector)\r
+{\r
+ u32 chain_pos;\r
+ scan_field_t field;\r
+ str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;\r
+ \r
+ chain_pos = str9xpec_info->chain_pos;\r
+ \r
+ /* set flash controller address */\r
+ str9xpec_set_instr(chain_pos, ISC_ADDRESS_SHIFT, TAP_PI);\r
+ \r
+ field.device = chain_pos;\r
+ field.num_bits = 8;\r
+ field.out_value = §or;\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
+ \r
+ jtag_add_dr_scan(1, &field, -1, NULL);\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int str9xpec_write(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 count)\r
+{\r
+ str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;\r
+ u32 dwords_remaining = (count / 8);\r
+ u32 bytes_remaining = (count & 0x00000007);\r
+ u32 bytes_written = 0;\r
+ u8 status;\r
+ u32 check_address = offset;\r
+ u32 chain_pos;\r
+ scan_field_t field;\r
+ u8 *scanbuf;\r
+ int i;\r
+ u32 first_sector = 0;\r
+ u32 last_sector = 0;\r
+ \r
+ chain_pos = str9xpec_info->chain_pos;\r
+ \r
+ if (!str9xpec_info->isc_enable) {\r
+ str9xpec_isc_enable(bank);\r
+ }\r
+ \r
+ if (!str9xpec_info->isc_enable) {\r
+ return ERROR_FLASH_OPERATION_FAILED;\r
+ }\r
+ \r
+ if (offset & 0x7)\r
+ {\r
+ WARNING("offset 0x%x breaks required 8-byte alignment", offset);\r
+ return ERROR_FLASH_DST_BREAKS_ALIGNMENT;\r
+ }\r
+ \r
+ for (i = 0; i < bank->num_sectors; i++)\r
+ {\r
+ u32 sec_start = bank->sectors[i].offset;\r
+ u32 sec_end = sec_start + bank->sectors[i].size;\r
+ \r
+ /* check if destination falls within the current sector */\r
+ if ((check_address >= sec_start) && (check_address < sec_end))\r
+ {\r
+ /* check if destination ends in the current sector */\r
+ if (offset + count < sec_end)\r
+ check_address = offset + count;\r
+ else\r
+ check_address = sec_end;\r
+ }\r
+ \r
+ if ((offset >= sec_start) && (offset < sec_end)){\r
+ first_sector = i;\r
+ }\r
+ \r
+ if ((offset + count >= sec_start) && (offset + count < sec_end)){\r
+ last_sector = i;\r
+ }\r
+ }\r
+ \r
+ if (check_address != offset + count)\r
+ return ERROR_FLASH_DST_OUT_OF_BANK;\r
+\r
+ DEBUG("first_sector: %i, last_sector: %i", first_sector, last_sector);\r
+ \r
+ scanbuf = calloc(CEIL(64, 8), 1);\r
+ \r
+ DEBUG("ISC_PROGRAM");\r
+ \r
+ for (i = first_sector; i <= last_sector; i++)\r
+ {\r
+ str9xpec_set_address(bank, str9xpec_info->sector_bits[i]);\r
+ \r
+ dwords_remaining = dwords_remaining < (bank->sectors[i].size/8) ? dwords_remaining : (bank->sectors[i].size/8);\r
+\r
+ while (dwords_remaining > 0)\r
+ { \r
+ str9xpec_set_instr(chain_pos, ISC_PROGRAM, TAP_PI);\r
+ \r
+ field.device = chain_pos;\r
+ field.num_bits = 64;\r
+ field.out_value = (buffer + bytes_written);\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
+ \r
+ jtag_add_dr_scan(1, &field, TAP_RTI, NULL);\r
+ \r
+ /* small delay before polling */\r
+ jtag_add_sleep(50);\r
+ \r
+ str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_PI);\r
+ \r
+ do {\r
+ field.device = chain_pos;\r
+ field.num_bits = 8;\r
+ field.out_value = NULL;\r
+ field.out_mask = NULL;\r
+ field.in_value = scanbuf;\r
+ field.in_check_value = NULL;\r
+ field.in_check_mask = NULL;\r
+ field.in_handler = NULL;\r
+ field.in_handler_priv = NULL;\r
+ \r
+ jtag_add_dr_scan(1, &field, -1, NULL);\r
+ jtag_execute_queue();\r
+ \r
+ status = buf_get_u32(scanbuf, 0, 8);\r
+ \r
+ } while(!(status & ISC_STATUS_BUSY));\r
+ \r
+ if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)\r
+ return ERROR_FLASH_OPERATION_FAILED;\r
+ \r
+ //if ((status & ISC_STATUS_INT_ERROR) != STR9XPEC_ISC_INTFAIL)\r
+ // return ERROR_FLASH_OPERATION_FAILED;\r
+ \r
+ dwords_remaining--;\r
+ bytes_written += 8;\r
+ }\r
+ }\r
+ \r
+ if (bytes_remaining)\r
+ {\r
+ u8 last_dword[8] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff};\r
+ int i = 0;\r
+ \r
+ while(bytes_remaining > 0)\r
+ {\r
+ last_dword[i++] = *(buffer + bytes_written); \r
+ bytes_remaining--;\r
+ bytes_written++;\r
+ }\r
+ \r
+ str9xpec_set_instr(chain_pos, ISC_PROGRAM, TAP_PI);\r
+ \r
+ field.device = chain_pos;\r
+ field.num_bits = 64;\r
+ field.out_value = last_dword;\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
+ \r
+ jtag_add_dr_scan(1, &field, TAP_RTI, NULL);\r
+ \r
+ /* small delay before polling */\r
+ jtag_add_sleep(50);\r
+ \r
+ str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_PI);\r
+ \r
+ do {\r
+ field.device = chain_pos;\r
+ field.num_bits = 8;\r
+ field.out_value = NULL;\r
+ field.out_mask = NULL;\r
+ field.in_value = scanbuf;\r
+ field.in_check_value = NULL;\r
+ field.in_check_mask = NULL;\r
+ field.in_handler = NULL;\r
+ field.in_handler_priv = NULL;\r
+ \r
+ jtag_add_dr_scan(1, &field, -1, NULL);\r
+ jtag_execute_queue();\r
+ \r
+ status = buf_get_u32(scanbuf, 0, 8);\r
+ \r
+ } while(!(status & ISC_STATUS_BUSY));\r
+ \r
+ if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)\r
+ return ERROR_FLASH_OPERATION_FAILED;\r
+ \r
+ //if ((status & ISC_STATUS_INT_ERROR) != STR9XPEC_ISC_INTFAIL)\r
+ // return ERROR_FLASH_OPERATION_FAILED;\r
+ }\r
+\r
+ free(scanbuf);\r
+\r
+ str9xpec_isc_disable(bank);\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int str9xpec_probe(struct flash_bank_s *bank)\r
+{\r
+ return ERROR_OK;\r
+}\r
+\r
+int str9xpec_handle_part_id_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ flash_bank_t *bank;\r
+ scan_field_t field;\r
+ u8 *buffer = NULL;\r
+ u32 chain_pos;\r
+ u32 idcode;\r
+ str9xpec_flash_controller_t *str9xpec_info = NULL;\r
+\r
+ if (argc < 1)\r
+ {\r
+ return ERROR_COMMAND_SYNTAX_ERROR;\r
+ }\r
+ \r
+ bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));\r
+ if (!bank)\r
+ {\r
+ command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);\r
+ return ERROR_OK;\r
+ }\r
+ \r
+ str9xpec_info = bank->driver_priv;\r
+ chain_pos = str9xpec_info->chain_pos;\r
+ \r
+ buffer = calloc(CEIL(32, 8), 1);\r
+ \r
+ str9xpec_set_instr(chain_pos, ISC_IDCODE, TAP_PI);\r
+ \r
+ field.device = chain_pos;\r
+ field.num_bits = 32;\r
+ field.out_value = NULL;\r
+ field.out_mask = NULL;\r
+ field.in_value = buffer;\r
+ field.in_check_value = NULL;\r
+ field.in_check_mask = NULL;\r
+ field.in_handler = NULL;\r
+ field.in_handler_priv = NULL;\r
+ \r
+ jtag_add_dr_scan(1, &field, TAP_RTI, NULL);\r
+ jtag_execute_queue();\r
+ \r
+ idcode = buf_get_u32(buffer, 0, 32);\r
+ \r
+ command_print(cmd_ctx, "str9xpec part id: 0x%8.8x", idcode);\r
+ \r
+ free(buffer);\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int str9xpec_erase_check(struct flash_bank_s *bank)\r
+{\r
+ return str9xpec_blank_check(bank, 0, bank->num_sectors - 1);\r
+}\r
+\r
+int str9xpec_info(struct flash_bank_s *bank, char *buf, int buf_size)\r
+{\r
+ snprintf(buf, buf_size, "str9xpec flash driver info" );\r
+ return ERROR_OK;\r
+}\r
+\r
+int str9xpec_handle_flash_options_read_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ flash_bank_t *bank;\r
+ u8 status;\r
+ str9xpec_flash_controller_t *str9xpec_info = NULL;\r
+ \r
+ if (argc < 1)\r
+ {\r
+ command_print(cmd_ctx, "str9xpec options_read <bank>");\r
+ return ERROR_OK; \r
+ }\r
+ \r
+ bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));\r
+ if (!bank)\r
+ {\r
+ command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);\r
+ return ERROR_OK;\r
+ }\r
+ \r
+ str9xpec_info = bank->driver_priv;\r
+ \r
+ status = str9xpec_read_config(bank);\r
+ \r
+ if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)\r
+ return ERROR_FLASH_OPERATION_FAILED;\r
+ \r
+ /* boot bank */\r
+ if (buf_get_u32(str9xpec_info->options, STR9XPEC_OPT_CSMAPBIT, 1))\r
+ command_print(cmd_ctx, "CS Map: bank1");\r
+ else\r
+ command_print(cmd_ctx, "CS Map: bank0");\r
+ \r
+ /* OTP lock */\r
+ if (buf_get_u32(str9xpec_info->options, STR9XPEC_OPT_OTPBIT, 1))\r
+ command_print(cmd_ctx, "OTP Lock: OTP Locked");\r
+ else\r
+ command_print(cmd_ctx, "OTP Lock: OTP Unlocked");\r
+ \r
+ /* LVD Threshold */\r
+ if (buf_get_u32(str9xpec_info->options, STR9XPEC_OPT_LVDTHRESBIT, 1))\r
+ command_print(cmd_ctx, "LVD Threshold: 2.7v");\r
+ else\r
+ command_print(cmd_ctx, "LVD Threshold: 2.4v");\r
+ \r
+ /* LVD reset warning */\r
+ if (buf_get_u32(str9xpec_info->options, STR9XPEC_OPT_LVDWARNBIT, 1))\r
+ command_print(cmd_ctx, "LVD Reset Warning: VDD or VDDQ Inputs");\r
+ else\r
+ command_print(cmd_ctx, "LVD Reset Warning: VDD Input Only");\r
+ \r
+ /* LVD reset select */\r
+ if (buf_get_u32(str9xpec_info->options, STR9XPEC_OPT_LVDSELBIT, 1))\r
+ command_print(cmd_ctx, "LVD Reset Selection: VDD or VDDQ Inputs");\r
+ else\r
+ command_print(cmd_ctx, "LVD Reset Selection: VDD Input Only");\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int str9xpec_write_options(struct flash_bank_s *bank)\r
+{\r
+ scan_field_t field;\r
+ u8 status;\r
+ u32 chain_pos;\r
+ str9xpec_flash_controller_t *str9xpec_info = NULL;\r
+ \r
+ str9xpec_info = bank->driver_priv;\r
+ chain_pos = str9xpec_info->chain_pos;\r
+ \r
+ /* erase config options first */\r
+ status = str9xpec_erase_area( bank, 0xFE, 0xFE );\r
+ \r
+ if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)\r
+ return status; \r
+ \r
+ if (!str9xpec_info->isc_enable) {\r
+ str9xpec_isc_enable( bank );\r
+ }\r
+ \r
+ if (!str9xpec_info->isc_enable) {\r
+ return ISC_STATUS_ERROR;\r
+ }\r
+ \r
+ /* according to data 64th bit has to be set */\r
+ buf_set_u32(str9xpec_info->options, 63, 1, 1);\r
+ \r
+ /* set option byte address */\r
+ str9xpec_set_address(bank, 0x50);\r
+ \r
+ /* execute ISC_PROGRAM command */\r
+ str9xpec_set_instr(chain_pos, ISC_PROGRAM, TAP_PI);\r
+ \r
+ field.device = chain_pos;\r
+ field.num_bits = 64;\r
+ field.out_value = str9xpec_info->options;\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
+ \r
+ jtag_add_dr_scan(1, &field, TAP_RTI, NULL);\r
+ \r
+ /* small delay before polling */\r
+ jtag_add_sleep(50);\r
+ \r
+ str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_PI);\r
+ \r
+ do {\r
+ field.device = chain_pos;\r
+ field.num_bits = 8;\r
+ field.out_value = NULL;\r
+ field.out_mask = NULL;\r
+ field.in_value = &status;\r
+ field.in_check_value = NULL;\r
+ field.in_check_mask = NULL;\r
+ field.in_handler = NULL;\r
+ field.in_handler_priv = NULL;\r
+ \r
+ jtag_add_dr_scan(1, &field, -1, NULL);\r
+ jtag_execute_queue();\r
+ \r
+ } while(!(status & ISC_STATUS_BUSY));\r
+ \r
+ str9xpec_isc_disable(bank);\r
+ \r
+ return status;\r
+}\r
+\r
+int str9xpec_handle_flash_options_write_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ flash_bank_t *bank;\r
+ u8 status;\r
+ \r
+ if (argc < 1)\r
+ {\r
+ command_print(cmd_ctx, "str9xpec options_write <bank>");\r
+ return ERROR_OK; \r
+ }\r
+ \r
+ bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));\r
+ if (!bank)\r
+ {\r
+ command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);\r
+ return ERROR_OK;\r
+ }\r
+ \r
+ status = str9xpec_write_options(bank);\r
+ \r
+ if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)\r
+ return ERROR_FLASH_OPERATION_FAILED;\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int str9xpec_handle_flash_options_cmap_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ flash_bank_t *bank;\r
+ str9xpec_flash_controller_t *str9xpec_info = NULL;\r
+ \r
+ if (argc < 2)\r
+ {\r
+ command_print(cmd_ctx, "str9xpec options_cmap <bank> <bank0|bank1>");\r
+ return ERROR_OK; \r
+ }\r
+ \r
+ bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));\r
+ if (!bank)\r
+ {\r
+ command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);\r
+ return ERROR_OK;\r
+ }\r
+ \r
+ str9xpec_info = bank->driver_priv;\r
+ \r
+ if (strcmp(args[1], "bank1") == 0)\r
+ {\r
+ buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_CSMAPBIT, 1, 1);\r
+ }\r
+ else\r
+ {\r
+ buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_CSMAPBIT, 1, 0);\r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int str9xpec_handle_flash_options_lvdthd_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ flash_bank_t *bank;\r
+ str9xpec_flash_controller_t *str9xpec_info = NULL;\r
+ \r
+ if (argc < 2)\r
+ {\r
+ command_print(cmd_ctx, "str9xpec options_lvdthd <bank> <2.4v|2.7v>");\r
+ return ERROR_OK; \r
+ }\r
+ \r
+ bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));\r
+ if (!bank)\r
+ {\r
+ command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);\r
+ return ERROR_OK;\r
+ }\r
+ \r
+ str9xpec_info = bank->driver_priv;\r
+ \r
+ if (strcmp(args[1], "2.7v") == 0)\r
+ {\r
+ buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_LVDTHRESBIT, 1, 1);\r
+ }\r
+ else\r
+ {\r
+ buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_LVDTHRESBIT, 1, 0);\r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int str9xpec_handle_flash_options_lvdsel_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ flash_bank_t *bank;\r
+ str9xpec_flash_controller_t *str9xpec_info = NULL;\r
+ \r
+ if (argc < 2)\r
+ {\r
+ command_print(cmd_ctx, "str9xpec options_lvdsel <bank> <vdd|vdd_vddq>");\r
+ return ERROR_OK; \r
+ }\r
+ \r
+ bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));\r
+ if (!bank)\r
+ {\r
+ command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);\r
+ return ERROR_OK;\r
+ }\r
+ \r
+ str9xpec_info = bank->driver_priv;\r
+ \r
+ if (strcmp(args[1], "vdd_vddq") == 0)\r
+ {\r
+ buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_LVDSELBIT, 1, 1);\r
+ }\r
+ else\r
+ {\r
+ buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_LVDSELBIT, 1, 0);\r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int str9xpec_handle_flash_options_lvdwarn_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ flash_bank_t *bank;\r
+ str9xpec_flash_controller_t *str9xpec_info = NULL;\r
+ \r
+ if (argc < 2)\r
+ {\r
+ command_print(cmd_ctx, "str9xpec options_lvdwarn <bank> <vdd|vdd_vddq>");\r
+ return ERROR_OK; \r
+ }\r
+ \r
+ bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));\r
+ if (!bank)\r
+ {\r
+ command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);\r
+ return ERROR_OK;\r
+ }\r
+ \r
+ str9xpec_info = bank->driver_priv;\r
+ \r
+ if (strcmp(args[1], "vdd_vddq") == 0)\r
+ {\r
+ buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_LVDWARNBIT, 1, 1);\r
+ }\r
+ else\r
+ {\r
+ buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_LVDWARNBIT, 1, 0);\r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int str9xpec_handle_flash_lock_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ u8 status;\r
+ flash_bank_t *bank;\r
+ \r
+ if (argc < 1)\r
+ {\r
+ command_print(cmd_ctx, "str9xpec lock <bank>");\r
+ return ERROR_OK; \r
+ }\r
+ \r
+ bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));\r
+ if (!bank)\r
+ {\r
+ command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);\r
+ return ERROR_OK;\r
+ }\r
+ \r
+ status = str9xpec_lock_device(bank);\r
+ \r
+ if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)\r
+ return ERROR_FLASH_OPERATION_FAILED;\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int str9xpec_handle_flash_unlock_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ u8 status;\r
+ flash_bank_t *bank;\r
+ \r
+ if (argc < 1)\r
+ {\r
+ command_print(cmd_ctx, "str9xpec unlock <bank>");\r
+ return ERROR_OK; \r
+ }\r
+ \r
+ bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));\r
+ if (!bank)\r
+ {\r
+ command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);\r
+ return ERROR_OK;\r
+ }\r
+ \r
+ status = str9xpec_unlock_device(bank);\r
+ \r
+ if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)\r
+ return ERROR_FLASH_OPERATION_FAILED;\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int str9xpec_handle_flash_enable_turbo_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ flash_bank_t *bank;\r
+ u32 chain_pos;\r
+ jtag_device_t* dev0;\r
+ jtag_device_t* dev2;\r
+ str9xpec_flash_controller_t *str9xpec_info = NULL;\r
+ \r
+ if (argc < 1)\r
+ {\r
+ command_print(cmd_ctx, "str9xpec enable_turbo <bank>");\r
+ return ERROR_OK; \r
+ }\r
+ \r
+ bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));\r
+ if (!bank)\r
+ {\r
+ command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);\r
+ return ERROR_OK;\r
+ }\r
+ \r
+ str9xpec_info = bank->driver_priv;\r
+ \r
+ chain_pos = str9xpec_info->chain_pos;\r
+ \r
+ /* remove arm core from chain - enter turbo mode */\r
+ \r
+ str9xpec_set_instr(chain_pos+2, 0xD, TAP_RTI);\r
+ jtag_execute_queue();\r
+ \r
+ /* modify scan chain - str9 core has been removed */\r
+ dev0 = jtag_get_device(chain_pos);\r
+ str9xpec_info->devarm = jtag_get_device(chain_pos+1);\r
+ dev2 = jtag_get_device(chain_pos+2);\r
+ dev0->next = dev2;\r
+ jtag_num_devices--;\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int str9xpec_handle_flash_disable_turbo_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ flash_bank_t *bank;\r
+ u32 chain_pos;\r
+ jtag_device_t* dev0;\r
+ str9xpec_flash_controller_t *str9xpec_info = NULL;\r
+ \r
+ if (argc < 1)\r
+ {\r
+ command_print(cmd_ctx, "str9xpec disable_turbo <bank>");\r
+ return ERROR_OK; \r
+ }\r
+ \r
+ bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));\r
+ if (!bank)\r
+ {\r
+ command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);\r
+ return ERROR_OK;\r
+ }\r
+ \r
+ str9xpec_info = bank->driver_priv;\r
+ \r
+ chain_pos = str9xpec_info->chain_pos;\r
+ \r
+ dev0 = jtag_get_device(chain_pos);\r
+ \r
+ /* exit turbo mode via TLR */\r
+ str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_TLR);\r
+ jtag_execute_queue();\r
+ \r
+ /* restore previous scan chain */\r
+ if( str9xpec_info->devarm ) {\r
+ dev0->next = str9xpec_info->devarm;\r
+ jtag_num_devices++;\r
+ str9xpec_info->devarm = NULL;\r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r
Code Review / openocd.git / blobdiff