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Fix support for multiple devices on the same jtag chain. 

Mask out architecture version in ADIv5 JTAG IDCODE.
This commit is contained in:
Gareth McMullin 2012-09-04 21:50:12 +12:00
parent 358ef32225
commit 206237e8dd
1 changed files with 3 additions and 1 deletions
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4
src/jtag_scan.c
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@ -46,7 +46,7 @@ static struct jtag_dev_descr_s {
char *descr;
void (*handler)(jtag_dev_t *dev);
} dev_descr[] = {
{.idcode = 0x0BA00477, .idmask = 0x0FFFFFFF,
{.idcode = 0x0BA00477, .idmask = 0x0FFF0FFF,
.descr = "ARM Limited: ADIv5 JTAG-DP port.",
.handler = adiv5_jtag_dp_handler},
{.idcode = 0x3F0F0F0F, .idmask = 0xFFFFFFFF,
@ -238,6 +238,8 @@ int jtag_scan(const uint8_t *irlens)
void jtag_dev_write_ir(jtag_dev_t *d, uint32_t ir)
{
if(ir == d->current_ir) return;
for(int i = 0; i < jtag_dev_count; i++)
jtag_devs[i].current_ir = -1;
d->current_ir = ir;
jtagtap_shift_ir();