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[2/3] tools/intel_error_decode: Add decodings for FAULT_REG

Message ID 1427290932-5156-2-git-send-email-mika.kuoppala@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Mika Kuoppala March 25, 2015, 1:42 p.m. UTC 
Add decodings for FAULT_REG

Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
---
 tools/intel_error_decode.c | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
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Patch

diff --git a/tools/intel_error_decode.c b/tools/intel_error_decode.c
index fb4a2a4..553307f 100644
--- a/tools/intel_error_decode.c
+++ b/tools/intel_error_decode.c
@@ -380,6 +380,27 @@  print_fence(unsigned int devid, uint64_t fence)
 	}
 }
 
+static void
+print_fault_reg(unsigned devid, uint32_t reg)
+{
+	const char *type[] = { "Page", "Invalid PD",
+			       "Unloaded PD", "Invalid and Unloaded PD" };
+	const char *engine[] = { "GFX", "MFX0", "MFX1", "VEBX", "BLT" };
+
+	if (reg & (1 << 0))
+		printf("    Valid\n");
+	else
+		return;
+
+	printf("    %s (%s)\n", type[reg >> 1 & 0x3],
+	       reg & (1 << 11) ? "GGTT" : "PPGTT");
+	printf("    Engine %s (Source ID %d)\n", engine[reg >> 12 & 0x3],
+	       reg >> 3 & 0xff);
+
+	if (intel_gen(devid) < 8)
+		printf("    Address 0x%08x\n", reg & ~((1 << 12)-1));
+}
+
 #define MAX_RINGS 10 /* I really hope this never... */
 uint32_t head[MAX_RINGS];
 int head_ndx = 0;
@@ -520,6 +541,10 @@  read_data_file(FILE *file)
 			if (matched == 2)
 				print_fence(devid, fence);
 
+			matched = sscanf(line, "  FAULT_REG: 0x%08x\n", &reg);
+			if (matched == 1 && reg)
+				print_fault_reg(devid, reg);
+
 			continue;
 		}