diff options
| author | Matthias Welwarsky <matthias.welwarsky@sysgo.com> | 2016-10-20 16:23:40 +0200 |
|---|---|---|
| committer | Matthias Welwarsky <matthias.welwarsky@sysgo.com> | 2017-02-10 14:18:35 +0100 |
| commit | 9f4b5b509f016a8c78f44d2a668784fa7fc10e3f (patch) | |
| tree | 3c837d2b7fec74ae4622274baccaea5ee9b9c111 /src/target/aarch64.c | |
| parent | 0a53bae0ea4007f171802b7d5e65499d4aa18ad0 (diff) | |
aarch64: discard async aborts on entering debug state
recommended for Corte-A8 cores, not sure if necessary
for ARMv8 based cores as well.
Change-Id: Ibcb36170c5fac6a6b132de17f734c70a56919f9b
Signed-off-by: Matthias Welwarsky <matthias.welwarsky@sysgo.com>
Diffstat (limited to 'src/target/aarch64.c')
| -rw-r--r-- | src/target/aarch64.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/target/aarch64.c b/src/target/aarch64.c index 1220004e..110f8dca 100644 --- a/src/target/aarch64.c +++ b/src/target/aarch64.c @@ -663,11 +663,16 @@ static int aarch64_debug_entry(struct target *target) /* make sure to clear all sticky errors */ retval = mem_ap_write_atomic_u32(armv8->debug_ap, armv8->debug_base + CPUV8_DBG_DRCR, DRCR_CSE); + + /* discard async exceptions */ + if (retval == ERROR_OK) + retval = dpm->instr_cpsr_sync(dpm); + if (retval != ERROR_OK) return retval; /* Examine debug reason */ - armv8_dpm_report_dscr(&armv8->dpm, aarch64->cpudbg_dscr); + armv8_dpm_report_dscr(dpm, aarch64->cpudbg_dscr); /* save address of instruction that triggered the watchpoint? */ if (target->debug_reason == DBG_REASON_WATCHPOINT) { |