diff options
Diffstat (limited to 'src/jtag/core.c')
-rw-r--r-- | src/jtag/core.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/jtag/core.c b/src/jtag/core.c index 6de168e6..a36345b7 100644 --- a/src/jtag/core.c +++ b/src/jtag/core.c @@ -958,8 +958,8 @@ static bool jtag_examine_chain_match_tap(const struct jtag_tap *tap) if (0 == tap->expected_ids_cnt && !idcode) return true; - /* optionally ignore the JTAG version field */ - uint32_t mask = tap->ignore_version ? ~(0xff << 24) : ~0; + /* optionally ignore the JTAG version field - bits 28-31 of IDCODE */ + uint32_t mask = tap->ignore_version ? ~(0xf << 28) : ~0; idcode &= mask; |