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The bitbang driver leaves the TCK 0 when in idle 

git-svn-id: svn://svn.berlios.de/openocd/trunk@505 b42882b7-edfa-0310-969c-e2dbd0fdcd60
__archive__
oharboe 2008-03-12 16:01:30 +00:00
parent 9bf8a4e48b
commit 45af9d83c9
1 changed files with 8 additions and 0 deletions
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8
src/jtag/bitbang.c
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@ -41,6 +41,9 @@ bitbang_interface_t *bitbang_interface;
int bitbang_execute_queue(void); int bitbang_execute_queue(void);
/* The bitbang driver leaves the TCK 0 when in idle */
void bitbang_end_state(enum tap_state state) void bitbang_end_state(enum tap_state state)
{ {
if (tap_move_map[state] != -1) if (tap_move_map[state] != -1)
@ -96,6 +99,7 @@ void bitbang_path_move(pathmove_command_t *cmd)
state_count++; state_count++;
num_states--; num_states--;
} }
bitbang_interface->write(0, tms, 0);
end_state = cur_state; end_state = cur_state;
} }
@ -125,6 +129,8 @@ 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)
@ -178,6 +184,8 @@ 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)