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Author: Michael Bruck <mbruck@digenius.de> 

- jtag.c: Use single 'for' statement to iterate over list of TAPs in scan functions



git-svn-id: svn://svn.berlios.de/openocd/trunk@1862 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
kc8apf 2009-05-21 04:43:01 +00:00
parent 3bc0997e28
commit 8cb3e95b39
1 changed files with 23 additions and 44 deletions
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67
src/jtag/jtag.c
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@ -604,7 +604,6 @@ void jtag_add_ir_scan(int in_num_fields, scan_field_t *in_fields, tap_state_t st
*/
int MINIDRIVER(interface_jtag_add_ir_scan)(int in_num_fields, const scan_field_t *in_fields, tap_state_t state)
{
jtag_tap_t *tap;
int nth_tap;
int num_taps = jtag_NumEnabledTaps();
@ -624,15 +623,11 @@ int MINIDRIVER(interface_jtag_add_ir_scan)(int in_num_fields, const scan_field_t
scan->end_state = state;
nth_tap = -1;
tap = NULL;
for(;;){
for (jtag_tap_t * tap = jtag_NextEnabledTap(NULL); tap != NULL; tap = jtag_NextEnabledTap(tap))
{
int found = 0;
/* do this here so it is not forgotten */
tap = jtag_NextEnabledTap(tap);
if( tap == NULL ){
break;
}
nth_tap++;
assert(nth_tap < num_taps);
@ -824,23 +819,17 @@ int MINIDRIVER(interface_jtag_add_dr_scan)(int in_num_fields, const scan_field_t
{
int j;
int nth_tap;
int bypass_devices = 0;
int field_count = 0;
jtag_tap_t *tap;
/* count devices in bypass */
tap = NULL;
bypass_devices = 0;
for(;;){
tap = jtag_NextEnabledTap(tap);
if( tap == NULL ){
break;
}
if( tap->bypass ){
size_t bypass_devices = 0;
for (jtag_tap_t * tap = jtag_NextEnabledTap(NULL); tap != NULL; tap = jtag_NextEnabledTap(tap))
{
if (tap->bypass)
bypass_devices++;
}
}
jtag_command_t * cmd = cmd_queue_alloc(sizeof(jtag_command_t));
scan_command_t * scan = cmd_queue_alloc(sizeof(scan_command_t));
@ -856,14 +845,12 @@ int MINIDRIVER(interface_jtag_add_dr_scan)(int in_num_fields, const scan_field_t
scan->fields = out_fields;
scan->end_state = state;
tap = NULL;
nth_tap = -1;
for(;;){
for (jtag_tap_t * tap = jtag_NextEnabledTap(NULL); tap != NULL; tap = jtag_NextEnabledTap(tap))
{
nth_tap++;
tap = jtag_NextEnabledTap(tap);
if( tap == NULL ){
break;
}
int found = 0;
scan->fields[field_count].tap = tap;
@ -937,22 +924,17 @@ void MINIDRIVER(interface_jtag_add_dr_out)(jtag_tap_t *target_tap,
{
int nth_tap;
int field_count = 0;
int bypass_devices = 0;
jtag_tap_t *tap;
/* count devices in bypass */
tap = NULL;
bypass_devices = 0;
for(;;){
tap = jtag_NextEnabledTap(tap);
if( tap == NULL ){
break;
}
if( tap->bypass ){
size_t bypass_devices = 0;
for (jtag_tap_t * tap = jtag_NextEnabledTap(NULL); tap != NULL; tap = jtag_NextEnabledTap(tap))
{
if (tap->bypass)
bypass_devices++;
}
}
jtag_command_t * cmd = cmd_queue_alloc(sizeof(jtag_command_t));
scan_command_t * scan = cmd_queue_alloc(sizeof(scan_command_t));
@ -968,13 +950,10 @@ void MINIDRIVER(interface_jtag_add_dr_out)(jtag_tap_t *target_tap,
scan->fields = out_fields;
scan->end_state = end_state;
tap = NULL;
nth_tap = -1;
for(;;){
tap = jtag_NextEnabledTap(tap);
if( tap == NULL ){
break;
}
for (jtag_tap_t * tap = jtag_NextEnabledTap(NULL); tap != NULL; tap = jtag_NextEnabledTap(tap))
{
nth_tap++;
scan->fields[field_count].tap = tap;