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-rw-r--r--src/jtag/zy1000.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/jtag/zy1000.c b/src/jtag/zy1000.c
index 2a43d01d..1e684c15 100644
--- a/src/jtag/zy1000.c
+++ b/src/jtag/zy1000.c
@@ -686,8 +686,9 @@ static int zy1000_jtag_add_clocks(int num_cycles, tap_state_t state, tap_state_t
/* test manual drive code on any target */
int tms;
u8 tms_scan = tap_get_tms_path(t, state);
+ int tms_count = tap_get_tms_path_len(tap_get_state(), tap_get_end_state());
- for (i = 0; i < 7; i++)
+ for (i = 0; i < tms_count; i++)
{
tms = (tms_scan >> i) & 1;
waitIdle();