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| author | Hsiangkai Wang <hsiangkai@gmail.com> | 2013-06-18 16:37:21 +0800 |
|---|---|---|
| committer | Spencer Oliver <spen@spen-soft.co.uk> | 2013-09-13 19:37:40 +0000 |
| commit | a8d0fec087b18d44a05124e48fa9f2ef111d3e8a (patch) | |
| tree | 3ac8a22c29ddfe9b05e7e18e6a1ee568bfa1330e | |
| parent | 6b9c491257dead736b4fd35c21b50f3cf3d2807d (diff) | |
| download | riscv-openocd-a8d0fec087b18d44a05124e48fa9f2ef111d3e8a.zip riscv-openocd-a8d0fec087b18d44a05124e48fa9f2ef111d3e8a.tar.gz riscv-openocd-a8d0fec087b18d44a05124e48fa9f2ef111d3e8a.tar.bz2 | |
nds32: report any one of hit read watchpoints
If multiple read watchpoints are hit at the same time, report
any one of these hit watchpoints.
Change-Id: I8d4439aa80e4b62bb7d48bbdc0450920e2008a2e
Signed-off-by: Hsiangkai Wang <hsiangkai@gmail.com>
Reviewed-on: http://openocd.zylin.com/1576
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
| -rw-r--r-- | src/target/nds32_v3_common.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/target/nds32_v3_common.c b/src/target/nds32_v3_common.c index b524679..e88430f 100644 --- a/src/target/nds32_v3_common.c +++ b/src/target/nds32_v3_common.c @@ -240,6 +240,7 @@ static int nds32_v3_get_exception_address(struct nds32 *nds32, uint32_t match_count; int32_t i; static int32_t number_of_hard_break; + uint32_t bp_control; if (number_of_hard_break == 0) { aice_read_debug_reg(aice, NDS_EDM_SR_EDM_CFG, &edm_cfg); @@ -255,6 +256,14 @@ static int nds32_v3_get_exception_address(struct nds32 *nds32, if (match_bits & (1 << i)) { aice_read_debug_reg(aice, NDS_EDM_SR_BPA0 + i, address); match_count++; + + /* If target hits multiple read/access watchpoint, + * select the first one. */ + aice_read_debug_reg(aice, NDS_EDM_SR_BPC0 + i, &bp_control); + if (0x3 == (bp_control & 0x3)) { + match_count = 1; + break; + } } } |