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jtagtap: Implemented clock tristating

This commit is contained in:
dragonmux 2022-08-09 04:38:30 +01:00 committed by Piotr Esden-Tempski
parent dbcc1fe0a1
commit c847007008
2 changed files with 3 additions and 0 deletions
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2
src/command.c
View File

@ -224,6 +224,7 @@ static bool cmd_jtag_scan(target *t, int argc, const char **argv)
}
if (devs == 0) {
platform_target_clk_output_enable(false);
platform_nrst_set_val(false);
gdb_out("JTAG device scan failed!\n");
return false;
@ -319,6 +320,7 @@ bool cmd_auto_scan(target *t, int argc, const char **argv)
break;
}
if (devs == 0) {
platform_target_clk_output_enable(false);
platform_nrst_set_val(false);
gdb_out("auto scan failed!\n");
return false;

1
src/platforms/common/jtagtap.c
View File

@ -37,6 +37,7 @@ static void jtagtap_cycle(bool tms, bool tdi, size_t clock_cycles);
int jtagtap_init()
{
platform_target_clk_output_enable(true);
TMS_SET_MODE();
jtag_proc.jtagtap_reset = jtagtap_reset;