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perf cs-etm: Decode ETE exception packets

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ETE shares the same packet format as ETMv4, but exception decoding
handled ETMv4 packets only. As a result, ETE exception packets were
not classified.

Recognize the ETE magic for exception number decoding.

Reviewed-by: James Clark <james.clark@linaro.org>
Signed-off-by: Leo Yan <leo.yan@arm.com>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
This commit is contained in:
Leo Yan 2026-07-02 20:51:38 +01:00 committed by Namhyung Kim
parent a9e99b860f
commit 5cf3ea0f26
1 changed files with 3 additions and 3 deletions
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6
tools/perf/util/cs-etm.c
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@ -2202,7 +2202,7 @@ static bool cs_etm__is_syscall(struct cs_etm_queue *etmq,
* HVC cases; need to check if it's SVC instruction based on
* packet address.
*/
if (magic == __perf_cs_etmv4_magic) {
if (magic == __perf_cs_etmv4_magic || magic == __perf_cs_ete_magic) {
if (packet->exception_number == CS_ETMV4_EXC_CALL &&
cs_etm__is_svc_instr(etmq, tidq, prev_packet,
prev_packet->end_addr))
@ -2225,7 +2225,7 @@ static bool cs_etm__is_async_exception(struct cs_etm_traceid_queue *tidq,
packet->exception_number == CS_ETMV3_EXC_FIQ)
return true;
if (magic == __perf_cs_etmv4_magic)
if (magic == __perf_cs_etmv4_magic || magic == __perf_cs_ete_magic)
if (packet->exception_number == CS_ETMV4_EXC_RESET ||
packet->exception_number == CS_ETMV4_EXC_DEBUG_HALT ||
packet->exception_number == CS_ETMV4_EXC_SYSTEM_ERROR ||
@ -2255,7 +2255,7 @@ static bool cs_etm__is_sync_exception(struct cs_etm_queue *etmq,
packet->exception_number == CS_ETMV3_EXC_GENERIC)
return true;
if (magic == __perf_cs_etmv4_magic) {
if (magic == __perf_cs_etmv4_magic || magic == __perf_cs_ete_magic) {
if (packet->exception_number == CS_ETMV4_EXC_TRAP ||
packet->exception_number == CS_ETMV4_EXC_ALIGNMENT ||
packet->exception_number == CS_ETMV4_EXC_INST_FAULT ||