* Copyright (C) 2005 by Dominic Rath *
* Dominic.Rath@gmx.de *
* *
+ * 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 *
#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}
-};
+static int str9xpec_register_commands(struct command_context_s *cmd_ctx);
+static int str9xpec_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct flash_bank_s *bank);
+static int str9xpec_erase(struct flash_bank_s *bank, int first, int last);
+static int str9xpec_protect(struct flash_bank_s *bank, int set, int first, int last);
+static int str9xpec_write(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 count);
+static int str9xpec_probe(struct flash_bank_s *bank);
+static int str9xpec_handle_part_id_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+static int str9xpec_protect_check(struct flash_bank_s *bank);
+static int str9xpec_erase_check(struct flash_bank_s *bank);
+static int str9xpec_info(struct flash_bank_s *bank, char *buf, int buf_size);
+
+static int str9xpec_erase_area(struct flash_bank_s *bank, int first, int last);
+static int str9xpec_set_address(struct flash_bank_s *bank, u8 sector);
+static int str9xpec_write_options(struct flash_bank_s *bank);
-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);
+static int str9xpec_handle_flash_options_cmap_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+static int str9xpec_handle_flash_options_lvdthd_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+static int str9xpec_handle_flash_options_lvdsel_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+static int str9xpec_handle_flash_options_lvdwarn_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+static int str9xpec_handle_flash_options_read_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+static int str9xpec_handle_flash_options_write_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+static int str9xpec_handle_flash_lock_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+static int str9xpec_handle_flash_unlock_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+static int str9xpec_handle_flash_enable_turbo_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+static int str9xpec_handle_flash_disable_turbo_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
flash_driver_t str9xpec_flash =
{
.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)
+static 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,
"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)
+int str9xpec_set_instr(jtag_tap_t *tap, u32 new_instr, tap_state_t end_state)
{
- jtag_device_t *device = jtag_get_device(chain_pos);
-
- if (device == NULL)
- {
- DEBUG("Invalid Target");
+ if( tap == NULL ){
return ERROR_TARGET_INVALID;
}
-
- if (buf_get_u32(device->cur_instr, 0, device->ir_length) != new_instr)
+
+ if (buf_get_u32(tap->cur_instr, 0, tap->ir_length) != new_instr)
{
scan_field_t field;
-
- field.device = chain_pos;
- field.num_bits = device->ir_length;
+
+ field.tap = tap;
+ field.num_bits = tap->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_check_mask = NULL;
field.in_handler = NULL;
field.in_handler_priv = NULL;
-
- jtag_add_ir_scan(1, &field, end_state, NULL);
-
+
+ jtag_add_ir_scan(1, &field, end_state);
+
free(field.out_value);
}
-
+
return ERROR_OK;
}
-u8 str9xpec_isc_status(int chain_pos)
+static u8 str9xpec_isc_status(jtag_tap_t *tap)
{
scan_field_t field;
u8 status;
-
- if (str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_PI) != ERROR_OK)
+
+ if (str9xpec_set_instr(tap, ISC_NOOP, TAP_IRPAUSE) != ERROR_OK)
return ISC_STATUS_ERROR;
-
- field.device = chain_pos;
+
+ field.tap = tap;
field.num_bits = 8;
field.out_value = NULL;
field.out_mask = 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_dr_scan(1, &field, TAP_IDLE);
jtag_execute_queue();
-
- DEBUG("status: 0x%2.2x", status);
-
+
+ LOG_DEBUG("status: 0x%2.2x", status);
+
if (status & ISC_STATUS_SECURITY)
- INFO("Device Security Bit Set");
-
+ LOG_INFO("Device Security Bit Set");
+
return status;
}
-int str9xpec_isc_enable(struct flash_bank_s *bank)
+static int str9xpec_isc_enable(struct flash_bank_s *bank)
{
u8 status;
- u32 chain_pos;
+ jtag_tap_t *tap;
str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;
-
- chain_pos = str9xpec_info->chain_pos;
-
+
+ tap = str9xpec_info->tap;
+
if (str9xpec_info->isc_enable)
return ERROR_OK;
-
+
/* enter isc mode */
- if (str9xpec_set_instr(chain_pos, ISC_ENABLE, TAP_RTI) != ERROR_OK)
+ if (str9xpec_set_instr(tap, ISC_ENABLE, TAP_IDLE) != ERROR_OK)
return ERROR_TARGET_INVALID;
-
+
/* check ISC status */
- status = str9xpec_isc_status(chain_pos);
+ status = str9xpec_isc_status(tap);
if (status & ISC_STATUS_MODE)
{
/* we have entered isc mode */
str9xpec_info->isc_enable = 1;
- DEBUG("ISC_MODE Enabled");
+ LOG_DEBUG("ISC_MODE Enabled");
}
-
+
return ERROR_OK;
}
-int str9xpec_isc_disable(struct flash_bank_s *bank)
+static int str9xpec_isc_disable(struct flash_bank_s *bank)
{
u8 status;
- u32 chain_pos;
+ jtag_tap_t *tap;
str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;
-
- chain_pos = str9xpec_info->chain_pos;
-
+
+ tap = str9xpec_info->tap;
+
if (!str9xpec_info->isc_enable)
return ERROR_OK;
-
- if (str9xpec_set_instr(chain_pos, ISC_DISABLE, TAP_RTI) != ERROR_OK)
+
+ if (str9xpec_set_instr(tap, ISC_DISABLE, TAP_IDLE) != ERROR_OK)
return ERROR_TARGET_INVALID;
-
+
/* delay to handle aborts */
jtag_add_sleep(50);
-
+
/* check ISC status */
- status = str9xpec_isc_status(chain_pos);
+ status = str9xpec_isc_status(tap);
if (!(status & ISC_STATUS_MODE))
{
/* we have left isc mode */
str9xpec_info->isc_enable = 0;
- DEBUG("ISC_MODE Disabled");
+ LOG_DEBUG("ISC_MODE Disabled");
}
-
+
return ERROR_OK;
}
-int str9xpec_read_config(struct flash_bank_s *bank)
+static int str9xpec_read_config(struct flash_bank_s *bank)
{
scan_field_t field;
u8 status;
- u32 chain_pos;
-
+ jtag_tap_t *tap;
+
str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;
-
- chain_pos = str9xpec_info->chain_pos;
-
- DEBUG("ISC_CONFIGURATION");
-
+
+ tap = str9xpec_info->tap;
+
+ LOG_DEBUG("ISC_CONFIGURATION");
+
/* execute ISC_CONFIGURATION command */
- str9xpec_set_instr(chain_pos, ISC_CONFIGURATION, TAP_PI);
-
- field.device = chain_pos;
+ str9xpec_set_instr(tap, ISC_CONFIGURATION, TAP_IRPAUSE);
+
+ field.tap = tap;
field.num_bits = 64;
field.out_value = NULL;
field.out_mask = 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_dr_scan(1, &field, TAP_IDLE);
jtag_execute_queue();
-
- status = str9xpec_isc_status(chain_pos);
-
+
+ status = str9xpec_isc_status(tap);
+
return status;
}
-int str9xpec_build_block_list(struct flash_bank_s *bank)
+static 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;
-
+ int num_sectors;
+ int b0_sectors = 0, b1_sectors = 0;
+ u32 offset = 0;
+ int b1_size = 0x2000;
+
switch (bank->size)
{
case (256 * 1024):
case (512 * 1024):
b0_sectors = 8;
break;
+ case (1024 * 1024):
+ b0_sectors = 16;
+ break;
+ case (2048 * 1024):
+ b0_sectors = 32;
+ break;
+ case (128 * 1024):
+ b1_size = 0x4000;
+ b1_sectors = 8;
+ break;
+ case (32 * 1024):
+ b1_sectors = 4;
+ break;
default:
- ERROR("BUG: unknown bank->size encountered");
+ LOG_ERROR("BUG: unknown bank->size encountered");
exit(-1);
}
-
- /* include bank 1 sectors */
- num_sectors = b0_sectors + 4;
- bank->size += (32 * 1024);
-
+
+ num_sectors = b0_sectors + b1_sectors;
+
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].offset = offset;
+ bank->sectors[num_sectors].size = 0x10000;
+ offset += bank->sectors[i].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;
+ str9xpec_info->sector_bits[num_sectors++] = i;
}
-
- for (i = 8; i < 12; i++)
+
+ for (i = 0; i < b1_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].offset = offset;
+ bank->sectors[num_sectors].size = b1_size;
+ offset += bank->sectors[i].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;
+ str9xpec_info->sector_bits[num_sectors++] = i + 32;
}
-
+
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)
+static 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");
+ LOG_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->tap = jtag_TapByAbsPosition( jtag_info->tap->abs_chain_position - 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)
+static int str9xpec_blank_check(struct flash_bank_s *bank, int first, int last)
{
scan_field_t field;
u8 status;
- u32 chain_pos;
+ jtag_tap_t *tap;
int i;
u8 *buffer = NULL;
-
+
str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;
-
- chain_pos = str9xpec_info->chain_pos;
-
+
+ tap = str9xpec_info->tap;
+
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);
-
+ LOG_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;
+ str9xpec_set_instr(tap, ISC_BLANK_CHECK, TAP_IRPAUSE);
+
+ field.tap = tap;
field.num_bits = 64;
field.out_value = buffer;
field.out_mask = 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_dr_scan(1, &field, TAP_IDLE);
jtag_add_sleep(40000);
-
+
/* read blank check result */
- field.device = chain_pos;
+ field.tap = tap;
field.num_bits = 64;
field.out_value = NULL;
field.out_mask = 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_add_dr_scan(1, &field, TAP_IRPAUSE);
jtag_execute_queue();
-
- status = str9xpec_isc_status(chain_pos);
-
+
+ status = str9xpec_isc_status(tap);
+
for (i = first; i <= last; i++)
{
if (buf_get_u32(buffer, str9xpec_info->sector_bits[i], 1))
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_FLASH_OPERATION_FAILED;
return ERROR_OK;
}
-int str9xpec_protect_check(struct flash_bank_s *bank)
+static 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))
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)
+static int str9xpec_erase_area(struct flash_bank_s *bank, int first, int last)
{
scan_field_t field;
u8 status;
- u32 chain_pos;
+ jtag_tap_t *tap;
int i;
u8 *buffer = NULL;
-
+
str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;
-
- chain_pos = str9xpec_info->chain_pos;
-
+
+ tap = str9xpec_info->tap;
+
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);
-
+
+ LOG_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");
-
+
+ LOG_DEBUG("ISC_ERASE");
+
/* execute ISC_ERASE command */
- str9xpec_set_instr(chain_pos, ISC_ERASE, TAP_PI);
-
- field.device = chain_pos;
+ str9xpec_set_instr(tap, ISC_ERASE, TAP_IRPAUSE);
+
+ field.tap = tap;
field.num_bits = 64;
field.out_value = buffer;
field.out_mask = 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_dr_scan(1, &field, TAP_IDLE);
jtag_execute_queue();
-
+
jtag_add_sleep(10);
-
+
/* wait for erase completion */
- while (!((status = str9xpec_isc_status(chain_pos)) & ISC_STATUS_BUSY)) {
- usleep(1000);
+ while (!((status = str9xpec_isc_status(tap)) & ISC_STATUS_BUSY)) {
+ alive_sleep(1);
}
-
+
free(buffer);
-
+
str9xpec_isc_disable(bank);
-
+
return status;
}
-int str9xpec_erase(struct flash_bank_s *bank, int first, int last)
+static 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)
+static int str9xpec_lock_device(struct flash_bank_s *bank)
{
scan_field_t field;
u8 status;
- u32 chain_pos;
+ jtag_tap_t *tap;
str9xpec_flash_controller_t *str9xpec_info = NULL;
-
+
str9xpec_info = bank->driver_priv;
- chain_pos = str9xpec_info->chain_pos;
-
+ tap = str9xpec_info->tap;
+
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);
-
+ str9xpec_set_instr(tap, ISC_PROGRAM_SECURITY, TAP_IDLE);
+
+ str9xpec_set_instr(tap, ISC_NOOP, TAP_IRPAUSE);
+
do {
- field.device = chain_pos;
+ field.tap = tap;
field.num_bits = 8;
field.out_value = NULL;
field.out_mask = NULL;
field.in_check_mask = NULL;
field.in_handler = NULL;
field.in_handler_priv = NULL;
-
- jtag_add_dr_scan(1, &field, -1, NULL);
+
+ jtag_add_dr_scan(1, &field, -1);
jtag_execute_queue();
-
+
} while(!(status & ISC_STATUS_BUSY));
-
+
str9xpec_isc_disable(bank);
-
+
return status;
}
-int str9xpec_unlock_device(struct flash_bank_s *bank)
+static 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)
+static 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);
-
+ LOG_DEBUG("protect: first_bank: %i, last_bank: %i", first, last);
+
/* last bank: 0xFF signals a full device protect */
if (last == 0xFF)
{
}
}
else
- {
+ {
for (i = first; i <= last; i++)
{
if( set )
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)
+static int str9xpec_set_address(struct flash_bank_s *bank, u8 sector)
{
- u32 chain_pos;
+ jtag_tap_t *tap;
scan_field_t field;
str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv;
-
- chain_pos = str9xpec_info->chain_pos;
-
+
+ tap = str9xpec_info->tap;
+
/* set flash controller address */
- str9xpec_set_instr(chain_pos, ISC_ADDRESS_SHIFT, TAP_PI);
-
- field.device = chain_pos;
+ str9xpec_set_instr(tap, ISC_ADDRESS_SHIFT, TAP_IRPAUSE);
+
+ field.tap = tap;
field.num_bits = 8;
field.out_value = §or;
field.out_mask = NULL;
field.in_check_mask = NULL;
field.in_handler = NULL;
field.in_handler_priv = NULL;
-
- jtag_add_dr_scan(1, &field, -1, NULL);
-
+
+ jtag_add_dr_scan(1, &field, -1);
+
return ERROR_OK;
}
-int str9xpec_write(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 count)
+static 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_written = 0;
u8 status;
u32 check_address = offset;
- u32 chain_pos;
+ jtag_tap_t *tap;
scan_field_t field;
u8 *scanbuf;
int i;
u32 first_sector = 0;
u32 last_sector = 0;
-
- chain_pos = str9xpec_info->chain_pos;
-
+
+ tap = str9xpec_info->tap;
+
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);
+ LOG_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))
{
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);
-
+ LOG_DEBUG("first_sector: %i, last_sector: %i", first_sector, last_sector);
+
scanbuf = calloc(CEIL(64, 8), 1);
-
- DEBUG("ISC_PROGRAM");
-
+
+ LOG_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;
+ {
+ str9xpec_set_instr(tap, ISC_PROGRAM, TAP_IRPAUSE);
+
+ field.tap = tap;
field.num_bits = 64;
field.out_value = (buffer + bytes_written);
field.out_mask = 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_dr_scan(1, &field, TAP_IDLE);
+
/* small delay before polling */
jtag_add_sleep(50);
-
- str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_PI);
-
+
+ str9xpec_set_instr(tap, ISC_NOOP, TAP_IRPAUSE);
+
do {
- field.device = chain_pos;
+ field.tap = tap;
field.num_bits = 8;
field.out_value = NULL;
field.out_mask = NULL;
field.in_check_mask = NULL;
field.in_handler = NULL;
field.in_handler_priv = NULL;
-
- jtag_add_dr_scan(1, &field, -1, NULL);
+
+ jtag_add_dr_scan(1, &field, -1);
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;
-
+
+ /* 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);
+ last_dword[i++] = *(buffer + bytes_written);
bytes_remaining--;
bytes_written++;
}
-
- str9xpec_set_instr(chain_pos, ISC_PROGRAM, TAP_PI);
-
- field.device = chain_pos;
+
+ str9xpec_set_instr(tap, ISC_PROGRAM, TAP_IRPAUSE);
+
+ field.tap = tap;
field.num_bits = 64;
field.out_value = last_dword;
field.out_mask = 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_dr_scan(1, &field, TAP_IDLE);
+
/* small delay before polling */
jtag_add_sleep(50);
-
- str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_PI);
-
+
+ str9xpec_set_instr(tap, ISC_NOOP, TAP_IRPAUSE);
+
do {
- field.device = chain_pos;
+ field.tap = tap;
field.num_bits = 8;
field.out_value = NULL;
field.out_mask = NULL;
field.in_check_mask = NULL;
field.in_handler = NULL;
field.in_handler_priv = NULL;
-
- jtag_add_dr_scan(1, &field, -1, NULL);
+
+ jtag_add_dr_scan(1, &field, -1);
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;
+
+ /* 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)
+static 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)
+static 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;
+ jtag_tap_t *tap;
u32 idcode;
str9xpec_flash_controller_t *str9xpec_info = NULL;
if (argc < 1)
{
- command_print(cmd_ctx, "usage: str9xpec part_id <num>");
- return ERROR_OK;
+ return ERROR_COMMAND_SYNTAX_ERROR;
}
-
+
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;
-
+ tap = str9xpec_info->tap;
+
buffer = calloc(CEIL(32, 8), 1);
-
- str9xpec_set_instr(chain_pos, ISC_IDCODE, TAP_PI);
-
- field.device = chain_pos;
+
+ str9xpec_set_instr(tap, ISC_IDCODE, TAP_IRPAUSE);
+
+ field.tap = tap;
field.num_bits = 32;
field.out_value = NULL;
field.out_mask = 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_dr_scan(1, &field, TAP_IDLE);
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)
+static 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)
+static 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)
+static 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;
+ 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)
+static int str9xpec_write_options(struct flash_bank_s *bank)
{
scan_field_t field;
u8 status;
- u32 chain_pos;
+ jtag_tap_t *tap;
str9xpec_flash_controller_t *str9xpec_info = NULL;
-
+
str9xpec_info = bank->driver_priv;
- chain_pos = str9xpec_info->chain_pos;
-
+ tap = str9xpec_info->tap;
+
/* erase config options first */
status = str9xpec_erase_area( bank, 0xFE, 0xFE );
-
+
if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS)
- return status;
-
+ 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;
+ str9xpec_set_instr(tap, ISC_PROGRAM, TAP_IRPAUSE);
+
+ field.tap = tap;
field.num_bits = 64;
field.out_value = str9xpec_info->options;
field.out_mask = 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_dr_scan(1, &field, TAP_IDLE);
+
/* small delay before polling */
jtag_add_sleep(50);
-
- str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_PI);
-
+
+ str9xpec_set_instr(tap, ISC_NOOP, TAP_IRPAUSE);
+
do {
- field.device = chain_pos;
+ field.tap = tap;
field.num_bits = 8;
field.out_value = NULL;
field.out_mask = NULL;
field.in_check_mask = NULL;
field.in_handler = NULL;
field.in_handler_priv = NULL;
-
- jtag_add_dr_scan(1, &field, -1, NULL);
+
+ jtag_add_dr_scan(1, &field, -1);
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)
+static 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;
+ 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)
+static 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;
+ 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);
{
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)
+static 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;
+ 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);
{
buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_LVDTHRESBIT, 1, 0);
}
-
+
return ERROR_OK;
}
{
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;
+ 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);
{
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)
+static 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;
+ 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);
{
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)
+static 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;
+ 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)
+static 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;
+ 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)
+static int str9xpec_handle_flash_enable_turbo_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
+ int retval;
flash_bank_t *bank;
- u32 chain_pos;
- jtag_device_t* dev0;
- jtag_device_t* dev2;
+ jtag_tap_t *tap0;
+ jtag_tap_t *tap1;
+ jtag_tap_t *tap2;
str9xpec_flash_controller_t *str9xpec_info = NULL;
-
+
if (argc < 1)
{
command_print(cmd_ctx, "str9xpec enable_turbo <bank>");
- return ERROR_OK;
+ 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;
-
+
+ tap0 = str9xpec_info->tap;
+
/* remove arm core from chain - enter turbo mode */
-
- str9xpec_set_instr(chain_pos+2, 0xD, TAP_RTI);
- jtag_execute_queue();
-
+ tap1 = tap0->next_tap;
+ if (tap1 == NULL)
+ {
+ /* things are *WRONG* */
+ command_print(cmd_ctx,"**STR9FLASH** (tap1) invalid chain?");
+ return ERROR_OK;
+ }
+ tap2 = tap1->next_tap;
+ if (tap2 == NULL)
+ {
+ /* things are *WRONG* */
+ command_print(cmd_ctx,"**STR9FLASH** (tap2) invalid chain?");
+ return ERROR_OK;
+ }
+
+ /* enable turbo mode - TURBO-PROG-ENABLE */
+ str9xpec_set_instr(tap2, 0xD, TAP_IDLE);
+ if ((retval = jtag_execute_queue()) != ERROR_OK)
+ return retval;
+
/* 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--;
-
+ tap1->enabled = 0;
+
return ERROR_OK;
}
-int str9xpec_handle_flash_disable_turbo_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+static 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;
+ jtag_tap_t *tap;
str9xpec_flash_controller_t *str9xpec_info = NULL;
-
+
if (argc < 1)
{
command_print(cmd_ctx, "str9xpec disable_turbo <bank>");
- return ERROR_OK;
+ 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);
+ tap = str9xpec_info->tap;
+
+ if (tap == NULL)
+ return ERROR_FAIL;
+
+ /* exit turbo mode via RESET */
+ str9xpec_set_instr(tap, ISC_NOOP, TAP_RESET);
jtag_execute_queue();
-
+
/* restore previous scan chain */
- if( str9xpec_info->devarm ) {
- dev0->next = str9xpec_info->devarm;
- jtag_num_devices++;
- str9xpec_info->devarm = NULL;
+ if (tap->next_tap) {
+ tap->next_tap->enabled = 1;
}
-
+
return ERROR_OK;
}
Code Review / openocd.git / blobdiff