diff options
Diffstat (limited to 'src/jtag/jtag.c')
| -rw-r--r-- | src/jtag/jtag.c | 35 |
1 files changed, 7 insertions, 28 deletions
diff --git a/src/jtag/jtag.c b/src/jtag/jtag.c index d55dc247..6be63442 100644 --- a/src/jtag/jtag.c +++ b/src/jtag/jtag.c @@ -106,10 +106,7 @@ tap_transition_t tap_transitions[16] = char* jtag_event_strings[] = { - "SRST asserted", - "TRST asserted", - "SRST released", - "TRST released" + "JTAG controller reset(tms or TRST)" }; enum tap_state end_state = TAP_TLR; @@ -406,9 +403,6 @@ void jtag_add_ir_scan(int num_fields, scan_field_t *fields, enum tap_state state if (state != -1) cmd_queue_end_state = state; - if (cmd_queue_cur_state == TAP_TLR && cmd_queue_end_state != TAP_TLR) - jtag_call_event_callbacks(JTAG_TRST_RELEASED); - if (cmd_queue_end_state == TAP_TLR) jtag_call_event_callbacks(JTAG_TRST_ASSERTED); @@ -508,9 +502,6 @@ void jtag_add_plain_ir_scan(int num_fields, scan_field_t *fields, enum tap_state if (state != -1) cmd_queue_end_state = state; - if (cmd_queue_cur_state == TAP_TLR && cmd_queue_end_state != TAP_TLR) - jtag_call_event_callbacks(JTAG_TRST_RELEASED); - if (cmd_queue_end_state == TAP_TLR) jtag_call_event_callbacks(JTAG_TRST_ASSERTED); @@ -570,9 +561,6 @@ void jtag_add_dr_scan(int num_fields, scan_field_t *fields, enum tap_state state if (state != -1) cmd_queue_end_state = state; - if (cmd_queue_cur_state == TAP_TLR && cmd_queue_end_state != TAP_TLR) - jtag_call_event_callbacks(JTAG_TRST_RELEASED); - if (cmd_queue_end_state == TAP_TLR) jtag_call_event_callbacks(JTAG_TRST_ASSERTED); @@ -771,9 +759,6 @@ void jtag_add_plain_dr_scan(int num_fields, scan_field_t *fields, enum tap_state if (state != -1) cmd_queue_end_state = state; - if (cmd_queue_cur_state == TAP_TLR && cmd_queue_end_state != TAP_TLR) - jtag_call_event_callbacks(JTAG_TRST_RELEASED); - if (cmd_queue_end_state == TAP_TLR) jtag_call_event_callbacks(JTAG_TRST_ASSERTED); @@ -831,9 +816,6 @@ void jtag_add_statemove(enum tap_state state) if (state != -1) cmd_queue_end_state = state; - if (cmd_queue_cur_state == TAP_TLR && cmd_queue_end_state != TAP_TLR) - jtag_call_event_callbacks(JTAG_TRST_RELEASED); - if (cmd_queue_end_state == TAP_TLR) jtag_call_event_callbacks(JTAG_TRST_ASSERTED); @@ -871,9 +853,6 @@ void jtag_add_pathmove(int num_states, enum tap_state *path) return; } - if (cmd_queue_cur_state == TAP_TLR && cmd_queue_end_state != TAP_TLR) - jtag_call_event_callbacks(JTAG_TRST_RELEASED); - if (cmd_queue_end_state == TAP_TLR) jtag_call_event_callbacks(JTAG_TRST_ASSERTED); @@ -956,9 +935,6 @@ void jtag_add_runtest(int num_cycles, enum tap_state state) if (state != -1) cmd_queue_end_state = state; - if (cmd_queue_cur_state == TAP_TLR && cmd_queue_end_state != TAP_TLR) - jtag_call_event_callbacks(JTAG_TRST_RELEASED); - if (cmd_queue_end_state == TAP_TLR) jtag_call_event_callbacks(JTAG_TRST_ASSERTED); @@ -1020,20 +996,21 @@ int jtag_add_reset(int req_trst, int req_srst) if (jtag_srst) { - jtag_call_event_callbacks(JTAG_SRST_ASSERTED); + DEBUG("SRST line asserted"); } else { - jtag_call_event_callbacks(JTAG_SRST_RELEASED); + DEBUG("SRST line released"); if (jtag_nsrst_delay) jtag_add_sleep(jtag_nsrst_delay * 1000); } if (trst_with_tms) { - jtag_call_event_callbacks(JTAG_TRST_ASSERTED); + DEBUG("JTAG reset with tms instead of TRST"); jtag_add_end_state(TAP_TLR); jtag_add_statemove(TAP_TLR); + jtag_call_event_callbacks(JTAG_TRST_ASSERTED); return ERROR_OK; } @@ -1042,6 +1019,7 @@ int jtag_add_reset(int req_trst, int req_srst) /* we just asserted nTRST, so we're now in Test-Logic-Reset, * and inform possible listeners about this */ + DEBUG("TRST line asserted"); cmd_queue_cur_state = TAP_TLR; jtag_call_event_callbacks(JTAG_TRST_ASSERTED); } @@ -1050,6 +1028,7 @@ int jtag_add_reset(int req_trst, int req_srst) /* the nTRST line got deasserted, so we're still in Test-Logic-Reset, * but we might want to add a delay to give the TAP time to settle */ + DEBUG("Now in TAP_TLR - Test-Logic-Reset(either due to TRST line asserted or tms reset)"); if (jtag_ntrst_delay) jtag_add_sleep(jtag_ntrst_delay * 1000); } |