#include "config.h"
#endif
+#define INCLUDE_JTAG_INTERFACE_H
#include "jtag.h"
#include <usb.h>
{
switch (cmd->type)
{
- case JTAG_END_STATE:
- DEBUG_JTAG_IO("end_state: %s", tap_state_name(cmd->cmd.end_state->end_state));
-
- if (cmd->cmd.end_state->end_state != TAP_INVALID)
- {
- vsllink_end_state(cmd->cmd.end_state->end_state);
- }
- break;
-
case JTAG_RUNTEST:
DEBUG_JTAG_IO( "runtest %i cycles, end in %s", cmd->cmd.runtest->num_cycles, \
tap_state_name(cmd->cmd.runtest->end_state));
- if (cmd->cmd.runtest->end_state != TAP_INVALID)
- {
- vsllink_end_state(cmd->cmd.runtest->end_state);
- }
+ vsllink_end_state(cmd->cmd.runtest->end_state);
vsllink_runtest(cmd->cmd.runtest->num_cycles);
break;
case JTAG_STATEMOVE:
DEBUG_JTAG_IO("statemove end in %s", tap_state_name(cmd->cmd.statemove->end_state));
- if (cmd->cmd.statemove->end_state != TAP_INVALID)
- {
- vsllink_end_state(cmd->cmd.statemove->end_state);
- }
+ vsllink_end_state(cmd->cmd.statemove->end_state);
vsllink_state_move();
break;
break;
case JTAG_SCAN:
- if (cmd->cmd.scan->end_state != TAP_INVALID)
- {
- vsllink_end_state(cmd->cmd.scan->end_state);
- }
+ vsllink_end_state(cmd->cmd.scan->end_state);
scan_size = jtag_build_buffer(cmd->cmd.scan, &buffer);
if (cmd->cmd.scan->ir_scan)
&VSLLINK_TAP_MOVE_INSERT_INSIGNIFICANT[tap_move_ndx(tap_get_state())][tap_move_ndx(tap_get_end_state())];
u8 tms_scan = VSLLINK_TAP_MOVE(tap_get_state(), tap_get_end_state());
- vsllink_tap_ensure_space(0, 8);
-
if (tap_get_state() == TAP_RESET)
{
+ vsllink_tap_ensure_space(0, 8);
+
for (i = 0; i < 8; i++)
{
vsllink_tap_append_step(1, 0);
vsllink_end_state(saved_end_state);
/* Scan */
- vsllink_tap_ensure_space(1, (scan_size + 7) & ~0x00000007);
vsllink_tap_append_scan_dma(scan_size, buffer, command);
tap_set_state(ir_scan ? TAP_IRPAUSE : TAP_DRPAUSE);
}
static void vsllink_tap_append_scan_dma(int length, u8 *buffer, scan_command_t *command)
{
- pending_scan_result_t *pending_scan_result = &pending_scan_results_buffer[pending_scan_results_length];
- int i;
+ pending_scan_result_t *pending_scan_result;
+ int len_tmp, len_all, i;
- pending_scan_result->offset = tap_length;
- pending_scan_result->length = length;
- pending_scan_result->command = command;
- pending_scan_result->buffer = buffer;
-
- for (i = 0; i < length; i++)
+ len_all = 0;
+ while (len_all < length)
{
- vsllink_tap_append_step((i < length-1 ? 0 : 1), (buffer[i/8] >> (i%8)) & 1);
+ if ((length - len_all) > tap_buffer_size * 8)
+ {
+ len_tmp = tap_buffer_size * 8;
+ }
+ else
+ {
+ len_tmp = length - len_all;
+ }
+
+ vsllink_tap_ensure_space(1, (len_tmp + 7) & ~7);
+
+ pending_scan_result = &pending_scan_results_buffer[pending_scan_results_length];
+ pending_scan_result->offset = tap_length;
+ pending_scan_result->length = len_tmp;
+ pending_scan_result->command = command;
+ pending_scan_result->buffer = buffer + len_all / 8;
+
+ for (i = 0; i < len_tmp; i++)
+ {
+ vsllink_tap_append_step(((len_all+i) < length-1 ? 0 : 1), (buffer[(len_all+i)/8] >> ((len_all+i)%8)) & 1);
+ }
+
+ pending_scan_results_length++;
+ len_all += len_tmp;
}
-
- pending_scan_results_length++;
}
/* Pad and send a tap sequence to the device, and receive the answer.