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comments and debug code 

git-svn-id: svn://svn.berlios.de/openocd/trunk@1567 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
oharboe 2009-04-29 11:37:33 +00:00
parent 3ccbaf336d
commit 0d327e9e40
2 changed files with 14 additions and 2 deletions
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3
src/target/arm11.h
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@ -56,7 +56,10 @@ do { \
int __retval = (action); \ int __retval = (action); \
\ \
if (__retval != ERROR_OK) \ if (__retval != ERROR_OK) \
{ \
LOG_DEBUG("error while calling \"" # action "\""); \
return __retval; \ return __retval; \
} \
\ \
} while (0) } while (0)

13
src/target/arm11_dbgtap.c
View File

@ -36,6 +36,13 @@
#define JTAG_DEBUG(expr ...) do {} while(0) #define JTAG_DEBUG(expr ...) do {} while(0)
#endif #endif
/*
This pathmove goes from Pause-IR to Shift-IR while avoiding RTI. The
behavior of the FTDI driver IIRC was to go via RTI.
Conversely there may be other places in this code where the ARM11 code relies
on the driver to hit through RTI when coming from Update-?R.
*/
tap_state_t arm11_move_pi_to_si_via_ci[] = tap_state_t arm11_move_pi_to_si_via_ci[] =
{ {
TAP_IREXIT2, TAP_IRUPDATE, TAP_DRSELECT, TAP_IRSELECT, TAP_IRCAPTURE, TAP_IRSHIFT TAP_IREXIT2, TAP_IRUPDATE, TAP_DRSELECT, TAP_IRSELECT, TAP_IRCAPTURE, TAP_IRSHIFT
@ -476,6 +483,8 @@ int arm11_run_instr_data_to_core(arm11_common_t * arm11, u32 opcode, u32 * data,
* layer (FT2232) that is long enough to finish execution on * layer (FT2232) that is long enough to finish execution on
* the core but still shorter than any manually inducible delays. * the core but still shorter than any manually inducible delays.
* *
* To disable this code, try "memwrite burst false"
*
*/ */
tap_state_t arm11_MOVE_DRPAUSE_IDLE_DRPAUSE_with_delay[] = tap_state_t arm11_MOVE_DRPAUSE_IDLE_DRPAUSE_with_delay[] =
{ {
@ -613,7 +622,7 @@ int arm11_run_instr_data_from_core(arm11_common_t * arm11, u32 opcode, u32 * dat
do do
{ {
arm11_add_dr_scan_vc(asizeof(chain5_fields), chain5_fields, count ? TAP_IDLE : TAP_DRPAUSE); arm11_add_dr_scan_vc(asizeof(chain5_fields), chain5_fields, count ? TAP_IDLE : TAP_DRPAUSE);
CHECK_RETVAL(jtag_execute_queue()); CHECK_RETVAL(jtag_execute_queue());
JTAG_DEBUG("DTR Data %08x Ready %d nRetry %d", Data, Ready, nRetry); JTAG_DEBUG("DTR Data %08x Ready %d nRetry %d", Data, Ready, nRetry);
@ -715,7 +724,7 @@ int arm11_sc7_run(arm11_common_t * arm11, arm11_sc7_action_t * actions, size_t c
JTAG_DEBUG("SC7 <= Address %02x Data %08x nRW %d", AddressOut, DataOut, nRW); JTAG_DEBUG("SC7 <= Address %02x Data %08x nRW %d", AddressOut, DataOut, nRW);
arm11_add_dr_scan_vc(asizeof(chain7_fields), chain7_fields, TAP_DRPAUSE); arm11_add_dr_scan_vc(asizeof(chain7_fields), chain7_fields, TAP_DRPAUSE);
CHECK_RETVAL(jtag_execute_queue()); CHECK_RETVAL(jtag_execute_queue());
JTAG_DEBUG("SC7 => Address %02x Data %08x Ready %d", AddressIn, DataIn, Ready); JTAG_DEBUG("SC7 => Address %02x Data %08x Ready %d", AddressIn, DataIn, Ready);