File add-f14h-support.patch of Package mcelog

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File add-f14h-support.patch of Package mcelog (Revision a7c9e61a00ab4d52d5e6f31e8268518c)

Currently displaying revision a7c9e61a00ab4d52d5e6f31e8268518c , Show latest

Add F14h decoding support

Signed-off-by: Borislav Petkov <bp@suse.de>
---
 amd.c    |   88 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 amd.h    |    3 +-
 mcelog.c |    2 +
 mcelog.h |    1 
 4 files changed, 93 insertions(+), 1 deletion(-)

Index: mcelog-189/amd.c
===================================================================
--- mcelog-189.orig/amd.c
+++ mcelog-189/amd.c
@@ -159,6 +159,8 @@ enum cputype select_amd_cputype(u32 fami
 		return CPU_F11H;
 	case 0x12:
 		return CPU_F12H;
+	case 0x14:
+		return CPU_F14H;
 	default:
 		break;
 	}
@@ -381,6 +383,58 @@ static bool k8_mc0_mce(u16 ec, u8 xec)
 	return f10h_mc0_mce(ec, xec);
 }
 
+static bool cat_mc0_mce(u16 ec, u8 xec)
+{
+	u8 r4	 = R4(ec);
+	bool ret = true;
+
+	if (MEM_ERROR(ec)) {
+
+		if (TT(ec) != TT_DATA || LL(ec) != LL_L1)
+			return false;
+
+		switch (r4) {
+		case R4_DRD:
+		case R4_DWR:
+			Wprintf("Data/Tag parity error due to %s.\n",
+				(r4 == R4_DRD ? "load/hw prf" : "store"));
+			break;
+		case R4_EVICT:
+			Wprintf("Copyback parity error on a tag miss.\n");
+			break;
+		case R4_SNOOP:
+			Wprintf("Tag parity error during snoop.\n");
+			break;
+		default:
+			ret = false;
+		}
+	} else if (BUS_ERROR(ec)) {
+
+		if ((II(ec) != II_MEM && II(ec) != II_IO) || LL(ec) != LL_LG)
+			return false;
+
+		Wprintf("System read data error on a ");
+
+		switch (r4) {
+		case R4_RD:
+			Wprintf("TLB reload.\n");
+			break;
+		case R4_DWR:
+			Wprintf("store.\n");
+			break;
+		case R4_DRD:
+			Wprintf("load.\n");
+			break;
+		default:
+			ret = false;
+		}
+	} else {
+		ret = false;
+	}
+
+	return ret;
+}
+
 static void decode_mc0_mce(struct amd_decoder_ops *ops, struct mce *m)
 {
 	u16 ec = EC(m->status);
@@ -402,6 +456,31 @@ static void decode_mc0_mce(struct amd_de
 		Eprintf("Corrupted MC0 MCE info?\n");
 }
 
+static bool cat_mc1_mce(u16 ec, u8 xec)
+{
+	u8 r4    = R4(ec);
+	bool ret = true;
+
+	if (!MEM_ERROR(ec))
+		return false;
+
+	if (TT(ec) != TT_INSTR)
+		return false;
+
+	if (r4 == R4_IRD)
+		Wprintf("Data/tag array parity error for a tag hit.\n");
+	else if (r4 == R4_SNOOP)
+		Wprintf("Tag error during snoop/victimization.\n");
+	else if (xec == 0x0)
+		Wprintf("Tag parity error from victim castout.\n");
+	else if (xec == 0x2)
+		Wprintf("Microcode patch RAM parity error.\n");
+	else
+		ret = false;
+
+	return ret;
+}
+
 static void decode_mc1_mce(struct amd_decoder_ops *ops, struct mce *m)
 {
 	u16 ec = EC(m->status);
@@ -656,6 +735,12 @@ struct amd_decoder_ops fam_ops[] = {
 		.mc1_mce = k8_mc1_mce,
 		.mc2_mce = k8_mc2_mce,
 	},
+	[AMD_F14H] = {
+		.cpu	 = AMD_F14H,
+		.mc0_mce = cat_mc0_mce,
+		.mc1_mce = cat_mc1_mce,
+		.mc2_mce = k8_mc2_mce,
+	},
 };
 
 static void __decode_amd_mc(enum cputype cpu, struct mce *mce)
@@ -672,6 +757,9 @@ static void __decode_amd_mc(enum cputype
 	case CPU_F12H:
 		ops = &fam_ops[AMD_F12H];
 		break;
+	case CPU_F14H:
+		ops = &fam_ops[AMD_F14H];
+		break;
 	default:
 		Eprintf("Huh? What family is it: 0x%x?!\n", cpu);
 		return;

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File add-f14h-support.patch of Package mcelog (Revision a7c9e61a00ab4d52d5e6f31e8268518c)

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