ASoC: SOF: ipc4: add definition of telemetry slot for exception handling

Browse source

Core dump includes hardware platform information, cpu registers and
exception call stack. FW saves core dump to telemetry slot in shared
memory window for host in the event of FW exception. This patch creates
exception node in debugfs for user to dump telemetry data.

Signed-off-by: Rander Wang <rander.wang@intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Link: https://lore.kernel.org/r/20230919092416.4137-5-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>

...

This commit is contained in:

Rander Wang 2023-09-19 12:24:11 +03:00 • committed by Mark Brown

parent a397899f81

commit ab05061d25

No known key found for this signature in database

GPG key ID: 24D68B725D5487D0

3 changed files with 169 additions and 1 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

2

sound/soc/sof/Makefile

View file

95

sound/soc/sof/ipc4-telemetry.c

View file

73

sound/soc/sof/ipc4-telemetry.h

View file