#include <jtag/swd.h>
#include <transport/transport.h>
#include <helper/time_support.h>
+#include <helper/log.h>
#if IS_CYGWIN == 1
#include <windows.h>
uint8_t last_bit = 0;
if (field->out_value)
bit_copy(&last_bit, 0, field->out_value, field->num_bits - 1, 1);
- uint8_t tms_bits = 0x01;
+
+ /* If endstate is TAP_IDLE, clock out 1-1-0 (->EXIT1 ->UPDATE ->IDLE)
+ * Otherwise, clock out 1-0 (->EXIT1 ->PAUSE)
+ */
+ uint8_t tms_bits = 0x03;
mpsse_clock_tms_cs(mpsse_ctx,
&tms_bits,
0,
last_bit,
ftdi_jtag_mode);
tap_set_state(tap_state_transition(tap_get_state(), 1));
- mpsse_clock_tms_cs_out(mpsse_ctx,
- &tms_bits,
- 1,
- 1,
- last_bit,
- ftdi_jtag_mode);
- tap_set_state(tap_state_transition(tap_get_state(), 0));
+ if (tap_get_end_state() == TAP_IDLE) {
+ mpsse_clock_tms_cs_out(mpsse_ctx,
+ &tms_bits,
+ 1,
+ 2,
+ last_bit,
+ ftdi_jtag_mode);
+ tap_set_state(tap_state_transition(tap_get_state(), 1));
+ tap_set_state(tap_state_transition(tap_get_state(), 0));
+ } else {
+ mpsse_clock_tms_cs_out(mpsse_ctx,
+ &tms_bits,
+ 2,
+ 1,
+ last_bit,
+ ftdi_jtag_mode);
+ tap_set_state(tap_state_transition(tap_get_state(), 0));
+ }
} else
mpsse_clock_data(mpsse_ctx,
field->out_value,
LOG_DEBUG_IO("reset trst: %i srst %i", trst, srst);
- if (trst == 1) {
- if (sig_ntrst)
- ftdi_set_signal(sig_ntrst, '0');
- else
- LOG_ERROR("Can't assert TRST: nTRST signal is not defined");
- } else if (sig_ntrst && jtag_get_reset_config() & RESET_HAS_TRST &&
- trst == 0) {
- if (jtag_get_reset_config() & RESET_TRST_OPEN_DRAIN)
- ftdi_set_signal(sig_ntrst, 'z');
- else
- ftdi_set_signal(sig_ntrst, '1');
+ if (!swd_mode) {
+ if (trst == 1) {
+ if (sig_ntrst)
+ ftdi_set_signal(sig_ntrst, '0');
+ else
+ LOG_ERROR("Can't assert TRST: nTRST signal is not defined");
+ } else if (sig_ntrst && jtag_get_reset_config() & RESET_HAS_TRST &&
+ trst == 0) {
+ if (jtag_get_reset_config() & RESET_TRST_OPEN_DRAIN)
+ ftdi_set_signal(sig_ntrst, 'z');
+ else
+ ftdi_set_signal(sig_ntrst, '1');
+ }
}
if (srst == 1) {
COMMAND_HANDLER(ftdi_handle_tdo_sample_edge_command)
{
- Jim_Nvp *n;
- static const Jim_Nvp nvp_ftdi_jtag_modes[] = {
+ struct jim_nvp *n;
+ static const struct jim_nvp nvp_ftdi_jtag_modes[] = {
{ .name = "rising", .value = JTAG_MODE },
{ .name = "falling", .value = JTAG_MODE_ALT },
{ .name = NULL, .value = -1 },
};
if (CMD_ARGC > 0) {
- n = Jim_Nvp_name2value_simple(nvp_ftdi_jtag_modes, CMD_ARGV[0]);
+ n = jim_nvp_name2value_simple(nvp_ftdi_jtag_modes, CMD_ARGV[0]);
if (n->name == NULL)
return ERROR_COMMAND_SYNTAX_ERROR;
ftdi_jtag_mode = n->value;
}
- n = Jim_Nvp_value2name_simple(nvp_ftdi_jtag_modes, ftdi_jtag_mode);
+ n = jim_nvp_value2name_simple(nvp_ftdi_jtag_modes, ftdi_jtag_mode);
command_print(CMD, "ftdi samples TDO on %s edge of TCK", n->name);
return ERROR_OK;
.handler = &ftdi_handle_vid_pid_command,
.mode = COMMAND_CONFIG,
.help = "the vendor ID and product ID of the FTDI device",
- .usage = "(vid pid)* ",
+ .usage = "(vid pid)*",
},
{
.name = "ftdi_tdo_sample_edge",
LOG_DEBUG_IO("%s %s %s reg %X = %08"PRIx32,
ack == SWD_ACK_OK ? "OK" : ack == SWD_ACK_WAIT ? "WAIT" : ack == SWD_ACK_FAULT ? "FAULT" : "JUNK",
- swd_cmd_queue[i].cmd & SWD_CMD_APnDP ? "AP" : "DP",
- swd_cmd_queue[i].cmd & SWD_CMD_RnW ? "read" : "write",
+ swd_cmd_queue[i].cmd & SWD_CMD_APNDP ? "AP" : "DP",
+ swd_cmd_queue[i].cmd & SWD_CMD_RNW ? "read" : "write",
(swd_cmd_queue[i].cmd & SWD_CMD_A32) >> 1,
buf_get_u32(swd_cmd_queue[i].trn_ack_data_parity_trn,
- 1 + 3 + (swd_cmd_queue[i].cmd & SWD_CMD_RnW ? 0 : 1), 32));
+ 1 + 3 + (swd_cmd_queue[i].cmd & SWD_CMD_RNW ? 0 : 1), 32));
if (ack != SWD_ACK_OK) {
queued_retval = ack == SWD_ACK_WAIT ? ERROR_WAIT : ERROR_FAIL;
goto skip;
- } else if (swd_cmd_queue[i].cmd & SWD_CMD_RnW) {
+ } else if (swd_cmd_queue[i].cmd & SWD_CMD_RNW) {
uint32_t data = buf_get_u32(swd_cmd_queue[i].trn_ack_data_parity_trn, 1 + 3, 32);
int parity = buf_get_u32(swd_cmd_queue[i].trn_ack_data_parity_trn, 1 + 3 + 32, 1);
mpsse_clock_data_out(mpsse_ctx, &swd_cmd_queue[i].cmd, 0, 8, SWD_MODE);
- if (swd_cmd_queue[i].cmd & SWD_CMD_RnW) {
+ if (swd_cmd_queue[i].cmd & SWD_CMD_RNW) {
/* Queue a read transaction */
swd_cmd_queue[i].dst = dst;
}
/* Insert idle cycles after AP accesses to avoid WAIT */
- if (cmd & SWD_CMD_APnDP)
+ if (cmd & SWD_CMD_APNDP)
mpsse_clock_data_out(mpsse_ctx, NULL, 0, ap_delay_clk, SWD_MODE);
}
static void ftdi_swd_read_reg(uint8_t cmd, uint32_t *value, uint32_t ap_delay_clk)
{
- assert(cmd & SWD_CMD_RnW);
+ assert(cmd & SWD_CMD_RNW);
ftdi_swd_queue_cmd(cmd, value, 0, ap_delay_clk);
}
static void ftdi_swd_write_reg(uint8_t cmd, uint32_t value, uint32_t ap_delay_clk)
{
- assert(!(cmd & SWD_CMD_RnW));
+ assert(!(cmd & SWD_CMD_RNW));
ftdi_swd_queue_cmd(cmd, NULL, value, ap_delay_clk);
}