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Use the dram cache to save some scans.

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This commit is contained in:
Tim Newsome
2016-06-09 09:49:11 -07:00
parent dce4a992a3
commit 04cfc35147
2 changed files with 48 additions and 30 deletions
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src/jtag/core.c
+29 -22
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@@ -838,10 +838,13 @@ int default_interface_jtag_execute_queue(void)
int result = jtag->execute_queue();
// TODO: I like these better than some of the other JTAG debug statements,
// but having both is silly.
struct jtag_command *cmd = jtag_command_queue;
while (debug_level >= LOG_LVL_DEBUG && cmd) {
switch (cmd->type) {
case JTAG_SCAN:
#if 0
LOG_DEBUG("JTAG %s SCAN to %s",
cmd->cmd.scan->ir_scan ? "IR" : "DR",
tap_state_name(cmd->cmd.scan->end_state));
@@ -868,37 +871,44 @@ int default_interface_jtag_execute_queue(void)
free(str);
}
}
uint8_t *buf = NULL;
int scan_bits = jtag_build_buffer(cmd->cmd.scan, &buf);
char *str_out = buf_to_str(buf, scan_bits, 16);
free(buf);
LOG_DEBUG("vvv jtag_scan(%d, %d, %d'h%s, %d); // %s",
cmd->cmd.scan->ir_scan,
scan_bits,
scan_bits, str_out,
cmd->cmd.scan->end_state, tap_state_name(cmd->cmd.scan->end_state));
free(str_out);
#endif
{
uint8_t *buf = NULL;
int scan_bits = jtag_build_buffer(cmd->cmd.scan, &buf);
char *str_out = buf_to_str(buf, scan_bits, 16);
free(buf);
LOG_DEBUG("vvv jtag_scan(%d, %d, %d'h%s, %d); // %s",
cmd->cmd.scan->ir_scan,
scan_bits,
scan_bits, str_out,
cmd->cmd.scan->end_state, tap_state_name(cmd->cmd.scan->end_state));
free(str_out);
struct scan_field *last_field = cmd->cmd.scan->fields + cmd->cmd.scan->num_fields - 1;
if (last_field->in_value) {
char *str_in = buf_to_str(last_field->in_value, last_field->num_bits, 16);
LOG_DEBUG("vvv jtag_check_tdo(%d, %d'h%s);",
last_field->num_bits,
last_field->num_bits, str_in);
free(str_in);
struct scan_field *last_field = cmd->cmd.scan->fields + cmd->cmd.scan->num_fields - 1;
if (last_field->in_value) {
char *str_in = buf_to_str(last_field->in_value, last_field->num_bits, 16);
LOG_DEBUG("vvv jtag_check_tdo(%d, %d'h%s);",
last_field->num_bits,
last_field->num_bits, str_in);
free(str_in);
}
}
break;
case JTAG_TLR_RESET:
#if 0
LOG_DEBUG("JTAG TLR RESET to %s",
tap_state_name(cmd->cmd.statemove->end_state));
#endif
LOG_DEBUG("vvv jtag_tlr_reset(%d); // %s",
cmd->cmd.statemove->end_state,
tap_state_name(cmd->cmd.statemove->end_state));
break;
case JTAG_RUNTEST:
#if 0
LOG_DEBUG("JTAG RUNTEST %d cycles to %s",
cmd->cmd.runtest->num_cycles,
tap_state_name(cmd->cmd.runtest->end_state));
#endif
LOG_DEBUG("vvv jtag_runtest(%d, %d); // %s",
cmd->cmd.runtest->num_cycles,
cmd->cmd.runtest->end_state,
@@ -906,35 +916,32 @@ int default_interface_jtag_execute_queue(void)
break;
case JTAG_RESET:
{
#if 0
const char *reset_str[3] = {
"leave", "deassert", "assert"
};
LOG_DEBUG("JTAG RESET %s TRST, %s SRST",
reset_str[cmd->cmd.reset->trst + 1],
reset_str[cmd->cmd.reset->srst + 1]);
#endif
LOG_DEBUG("vvv jtag_reset(%d, %d);",
cmd->cmd.reset->trst, cmd->cmd.reset->srst);
}
break;
case JTAG_PATHMOVE:
LOG_DEBUG("JTAG PATHMOVE (TODO)");
abort();
break;
case JTAG_SLEEP:
LOG_DEBUG("JTAG SLEEP (TODO)");
abort();
break;
case JTAG_STABLECLOCKS:
LOG_DEBUG("JTAG STABLECLOCKS (TODO)");
abort();
break;
case JTAG_TMS:
LOG_DEBUG("JTAG STABLECLOCKS (TODO)");
abort();
break;
default:
LOG_ERROR("Unknown JTAG command: %d", cmd->type);
abort();
break;
}
cmd = cmd->next;