Dump the extended ROM status information to the error logs
to aid with remote support. The analysis of these logs requires
access to non-public technical information.
Reviewed-by: Kai Vehmanen <kai.vehmanen@xxxxxxxxxxxxxxx>
Reviewed-by: Jaska Uimonen <jaska.uimonen@xxxxxxxxx>
Signed-off-by: Ranjani Sridharan <ranjani.sridharan@xxxxxxxxxxxxxxx>
---
sound/soc/sof/intel/hda.c | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/sound/soc/sof/intel/hda.c b/sound/soc/sof/intel/hda.c
index 0e8285b34a7d..de8e85920402 100644
--- a/sound/soc/sof/intel/hda.c
+++ b/sound/soc/sof/intel/hda.c
@@ -37,6 +37,7 @@
#include "shim.h"
#define EXCEPT_MAX_HDR_SIZE 0x400
+#define HDA_EXT_ROM_STATUS_SIZE 8
#if IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE)
@@ -414,6 +415,22 @@ void hda_dsp_dump_skl(struct snd_sof_dev *sdev, u32 flags)
}
}
+/* dump the first 8 dwords representing the extended ROM status */
+static void hda_dsp_dump_ext_rom_status(struct snd_sof_dev *sdev)
+{
+ char msg[128];
+ int len = 0;
+ u32 value;
+ int i;
+
+ for (i = 0; i < HDA_EXT_ROM_STATUS_SIZE; i++) {
+ value = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_SRAM_REG_ROM_STATUS + i * 0x4);
+ len += snprintf(msg + len, sizeof(msg) - len, " 0x%x", value);
+ }
+
+ dev_err(sdev->dev, "error: extended rom status:%s", msg);
+}
+
void hda_dsp_dump(struct snd_sof_dev *sdev, u32 flags)
{
struct sof_ipc_dsp_oops_xtensa xoops;
@@ -437,6 +454,7 @@ void hda_dsp_dump(struct snd_sof_dev *sdev, u32 flags)
} else {
dev_err(sdev->dev, "error: status = 0x%8.8x panic = 0x%8.8x\n",
status, panic);
+ hda_dsp_dump_ext_rom_status(sdev);
hda_dsp_get_status(sdev);
}
}
--
2.25.1
