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riscv-openocd
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Dominic undid some of my damage. CLK should now be set as intended in all cases. 

git-svn-id: svn://svn.berlios.de/openocd/trunk@507 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
oharboe 2008-03-12 18:05:07 +00:00
parent 65cfb21612
commit cb0bc93c06
1 changed files with 10 additions and 10 deletions
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16
src/jtag/bitbang.c
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@ -75,19 +75,18 @@ void bitbang_path_move(pathmove_command_t *cmd)
{ {
int num_states = cmd->num_states; int num_states = cmd->num_states;
int state_count; int state_count;
int tms;
state_count = 0; state_count = 0;
while (num_states) while (num_states)
{ {
if (tap_transitions[cur_state].low == cmd->path[state_count]) if (tap_transitions[cur_state].low == cmd->path[state_count])
{ {
bitbang_interface->write(0, 0, 0); tms = 0;
bitbang_interface->write(1, 0, 0);
} }
else if (tap_transitions[cur_state].high == cmd->path[state_count]) else if (tap_transitions[cur_state].high == cmd->path[state_count])
{ {
bitbang_interface->write(0, 1, 0); tms = 1;
bitbang_interface->write(1, 1, 0);
} }
else else
{ {
@ -95,10 +94,14 @@ void bitbang_path_move(pathmove_command_t *cmd)
exit(-1); exit(-1);
} }
bitbang_interface->write(0, tms, 0);
bitbang_interface->write(1, tms, 0);
cur_state = cmd->path[state_count]; cur_state = cmd->path[state_count];
state_count++; state_count++;
num_states--; num_states--;
} }
bitbang_interface->write(0, tms, 0); bitbang_interface->write(0, tms, 0);
end_state = cur_state; end_state = cur_state;
@ -129,8 +132,6 @@ void bitbang_runtest(int num_cycles)
bitbang_end_state(saved_end_state); bitbang_end_state(saved_end_state);
if (cur_state != end_state) if (cur_state != end_state)
bitbang_state_move(); bitbang_state_move();
else
bitbang_interface->write(0, tms, 0);
} }
void bitbang_scan(int ir_scan, enum scan_type type, u8 *buffer, int scan_size) void bitbang_scan(int ir_scan, enum scan_type type, u8 *buffer, int scan_size)
@ -176,6 +177,7 @@ void bitbang_scan(int ir_scan, enum scan_type type, u8 *buffer, int scan_size)
/* Exit1 -> Pause */ /* Exit1 -> Pause */
bitbang_interface->write(0, 0, 0); bitbang_interface->write(0, 0, 0);
bitbang_interface->write(1, 0, 0); bitbang_interface->write(1, 0, 0);
bitbang_interface->write(0, 0, 0);
if (ir_scan) if (ir_scan)
cur_state = TAP_PI; cur_state = TAP_PI;
@ -184,8 +186,6 @@ void bitbang_scan(int ir_scan, enum scan_type type, u8 *buffer, int scan_size)
if (cur_state != end_state) if (cur_state != end_state)
bitbang_state_move(); bitbang_state_move();
else
bitbang_interface->write(0, tms, 0);
} }
int bitbang_execute_queue(void) int bitbang_execute_queue(void)