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Pavel Chromy: 

- TAP reset without TRST shall be called TLR (stands for test-logic-reset, named after the TAP state it ends is) rather than tms (test-mode-select)
- some comments changed to /* C coding style */

git-svn-id: svn://svn.berlios.de/openocd/trunk@717 b42882b7-edfa-0310-969c-e2dbd0fdcd60
__archive__
oharboe 2008-06-18 13:52:15 +00:00
parent 46bdbc5dbd
commit 77fd8150ce
1 changed files with 7 additions and 7 deletions
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14
src/jtag/jtag.c
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@ -106,7 +106,7 @@ tap_transition_t tap_transitions[16] =
char* jtag_event_strings[] =
{
"JTAG controller reset(tms or TRST)"
"JTAG controller reset (TLR or TRST)"
};
/* kludge!!!! these are just global variables that the
@ -927,7 +927,7 @@ void jtag_add_reset(int req_tlr_or_trst, int req_srst)
/* FIX!!! there are *many* different cases here. A better
* approach is needed for legal combinations of transitions...
*/
*/
if ((jtag_reset_config & RESET_HAS_SRST)&&
(jtag_reset_config & RESET_HAS_TRST)&&
((jtag_reset_config & RESET_SRST_PULLS_TRST)==0))
@ -937,7 +937,7 @@ void jtag_add_reset(int req_tlr_or_trst, int req_srst)
((req_srst&&!jtag_srst)||
(!req_srst&&jtag_srst)))
{
// FIX!!! srst_pulls_trst allows 1,1 => 0,0 transition....
/* FIX!!! srst_pulls_trst allows 1,1 => 0,0 transition.... */
//LOG_ERROR("BUG: transition of req_tlr_or_trst and req_srst in the same jtag_add_reset() call is undefined");
}
}
@ -1000,7 +1000,7 @@ void jtag_add_reset(int req_tlr_or_trst, int req_srst)
if (trst_with_tlr)
{
LOG_DEBUG("JTAG reset with tms instead of TRST");
LOG_DEBUG("JTAG reset with TLR instead of TRST");
jtag_add_end_state(TAP_TLR);
jtag_add_tlr();
jtag_call_event_callbacks(JTAG_TRST_ASSERTED);
@ -1578,11 +1578,11 @@ int jtag_init_reset(struct command_context_s *cmd_ctx)
if ((retval=jtag_interface_init(cmd_ctx)) != ERROR_OK)
return retval;
LOG_DEBUG("Trying to bring the JTAG controller to life by asserting TRST / tms");
LOG_DEBUG("Trying to bring the JTAG controller to life by asserting TRST / TLR");
/* Reset can happen after a power cycle.
*
* Ideally we would only assert TRST or run tms before the target reset.
* Ideally we would only assert TRST or run TLR before the target reset.
*
* However w/srst_pulls_trst, trst is asserted together with the target
* reset whether we want it or not.
@ -1595,7 +1595,7 @@ int jtag_init_reset(struct command_context_s *cmd_ctx)
* NB! order matters!!!! srst *can* disconnect JTAG circuitry
*
*/
jtag_add_reset(1, 0); /* TMS or TRST */
jtag_add_reset(1, 0); /* TLR or TRST */
if (jtag_reset_config & RESET_HAS_SRST)
{
jtag_add_reset(1, 1);