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, enum tap_state end_state)
{
- jtag_device_t *device = jtag_get_device(chain_pos);
- if (device == NULL)
- {
+ 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;
return ERROR_OK;
}
-u8 str9xpec_isc_status(int chain_pos)
+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_handler = NULL;
field.in_handler_priv = NULL;
- jtag_add_dr_scan(1, &field, TAP_RTI);
+ jtag_add_dr_scan(1, &field, TAP_IDLE);
jtag_execute_queue();
LOG_DEBUG("status: 0x%2.2x", status);
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 */
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 */
{
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;
+ tap = str9xpec_info->tap;
LOG_DEBUG("ISC_CONFIGURATION");
/* execute ISC_CONFIGURATION command */
- str9xpec_set_instr(chain_pos, ISC_CONFIGURATION, TAP_PI);
+ str9xpec_set_instr(tap, ISC_CONFIGURATION, TAP_IRPAUSE);
- field.device = chain_pos;
+ field.tap = tap;
field.num_bits = 64;
field.out_value = NULL;
field.out_mask = NULL;
field.in_handler = NULL;
field.in_handler_priv = NULL;
- jtag_add_dr_scan(1, &field, TAP_RTI);
+ jtag_add_dr_scan(1, &field, TAP_IDLE);
jtag_execute_queue();
- status = str9xpec_isc_status(chain_pos);
+ status = str9xpec_isc_status(tap);
return status;
}
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);
{
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 );
}
/* execute ISC_BLANK_CHECK command */
- str9xpec_set_instr(chain_pos, ISC_BLANK_CHECK, TAP_PI);
+ str9xpec_set_instr(tap, ISC_BLANK_CHECK, TAP_IRPAUSE);
- field.device = chain_pos;
+ field.tap = tap;
field.num_bits = 64;
field.out_value = buffer;
field.out_mask = NULL;
field.in_handler = NULL;
field.in_handler_priv = NULL;
- jtag_add_dr_scan(1, &field, TAP_RTI);
+ 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_handler = NULL;
field.in_handler_priv = NULL;
- jtag_add_dr_scan(1, &field, TAP_PI);
+ 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++)
{
{
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 );
LOG_DEBUG("ISC_ERASE");
/* execute ISC_ERASE command */
- str9xpec_set_instr(chain_pos, ISC_ERASE, TAP_PI);
+ str9xpec_set_instr(tap, ISC_ERASE, TAP_IRPAUSE);
- field.device = chain_pos;
+ field.tap = tap;
field.num_bits = 64;
field.out_value = buffer;
field.out_mask = NULL;
field.in_handler = NULL;
field.in_handler_priv = NULL;
- jtag_add_dr_scan(1, &field, TAP_RTI);
+ 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)) {
+ while (!((status = str9xpec_isc_status(tap)) & ISC_STATUS_BUSY)) {
alive_sleep(1);
}
{
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 );
str9xpec_set_address(bank, 0x80);
/* execute ISC_PROGRAM command */
- str9xpec_set_instr(chain_pos, ISC_PROGRAM_SECURITY, TAP_RTI);
+ str9xpec_set_instr(tap, ISC_PROGRAM_SECURITY, TAP_IDLE);
- 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;
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);
+ str9xpec_set_instr(tap, ISC_ADDRESS_SHIFT, TAP_IRPAUSE);
- field.device = chain_pos;
+ field.tap = tap;
field.num_bits = 8;
field.out_value = §or;
field.out_mask = NULL;
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);
while (dwords_remaining > 0)
{
- str9xpec_set_instr(chain_pos, ISC_PROGRAM, TAP_PI);
+ str9xpec_set_instr(tap, ISC_PROGRAM, TAP_IRPAUSE);
- field.device = chain_pos;
+ field.tap = tap;
field.num_bits = 64;
field.out_value = (buffer + bytes_written);
field.out_mask = NULL;
field.in_handler = NULL;
field.in_handler_priv = NULL;
- jtag_add_dr_scan(1, &field, TAP_RTI);
+ 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;
bytes_written++;
}
- str9xpec_set_instr(chain_pos, ISC_PROGRAM, TAP_PI);
+ str9xpec_set_instr(tap, ISC_PROGRAM, TAP_IRPAUSE);
- field.device = chain_pos;
+ field.tap = tap;
field.num_bits = 64;
field.out_value = last_dword;
field.out_mask = NULL;
field.in_handler = NULL;
field.in_handler_priv = NULL;
- jtag_add_dr_scan(1, &field, TAP_RTI);
+ 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;
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;
}
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);
+ str9xpec_set_instr(tap, ISC_IDCODE, TAP_IRPAUSE);
- field.device = chain_pos;
+ field.tap = tap;
field.num_bits = 32;
field.out_value = NULL;
field.out_mask = NULL;
field.in_handler = NULL;
field.in_handler_priv = NULL;
- jtag_add_dr_scan(1, &field, TAP_RTI);
+ jtag_add_dr_scan(1, &field, TAP_IDLE);
jtag_execute_queue();
idcode = buf_get_u32(buffer, 0, 32);
{
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 );
str9xpec_set_address(bank, 0x50);
/* execute ISC_PROGRAM command */
- str9xpec_set_instr(chain_pos, ISC_PROGRAM, TAP_PI);
+ str9xpec_set_instr(tap, ISC_PROGRAM, TAP_IRPAUSE);
- field.device = chain_pos;
+ field.tap = tap;
field.num_bits = 64;
field.out_value = str9xpec_info->options;
field.out_mask = NULL;
field.in_handler = NULL;
field.in_handler_priv = NULL;
- jtag_add_dr_scan(1, &field, TAP_RTI);
+ 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;
{
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)
str9xpec_info = bank->driver_priv;
- chain_pos = str9xpec_info->chain_pos;
+ tap0 = str9xpec_info->tap;
/* remove arm core from chain - enter turbo mode */
+ 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;
+ }
- str9xpec_set_instr(chain_pos+2, 0xD, TAP_RTI);
- if ((retval=jtag_execute_queue())!=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);
- if (dev0 == NULL)
- return ERROR_FAIL;
- str9xpec_info->devarm = jtag_get_device(chain_pos+1);
- dev2 = jtag_get_device(chain_pos+2);
- if (dev2 == NULL)
- return ERROR_FAIL;
- 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)
{
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)
}
str9xpec_info = bank->driver_priv;
+ tap = str9xpec_info->tap;
- chain_pos = str9xpec_info->chain_pos;
-
- dev0 = jtag_get_device(chain_pos);
- if (dev0 == NULL)
+ if (tap == NULL)
return ERROR_FAIL;
-
/* exit turbo mode via TLR */
- str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_TLR);
+ 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;