95 lines
4.2 KiB
Diff
95 lines
4.2 KiB
Diff
commit cc2ce5c65ed5a42eaa97aa3659854add6d808da5
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Author: Muralidhara M K <muralidhara.mk@amd.com>
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Date: Mon Jan 13 19:12:06 2020 +0530
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rasdaemon: Add error decoding for new SMCA Load Store bank type
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Future Scalable Machine Check Architecture (SMCA) systems will have a
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new Load Store bank type.
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Add the new type's (HWID, McaType) ID and error decoding.
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Signed-off-by: Muralidhara M K <muralidhara.mk@amd.com>
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[ Adjust commit message. ]
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Signed-off-by: Yazen Ghannam <yazen.ghannam@amd.com>
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Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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diff --git a/mce-amd-smca.c b/mce-amd-smca.c
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index 114e786..d0b6cb6 100644
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--- a/mce-amd-smca.c
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+++ b/mce-amd-smca.c
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@@ -38,9 +38,16 @@
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* 03: EC[3], 02: EC[2], 01: EC[1], 00: EC[0]
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*/
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+/* MCA_STATUS REGISTER FOR FAMILY 19H
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+ * The bits 24 ~ 29 contains AddressLsb
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+ * 29: ADDRLS[5], 28: ADDRLS[4], 27: ADDRLS[3],
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+ * 26: ADDRLS[2], 25: ADDRLS[1], 24: ADDRLS[0]
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+ */
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+
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/* These may be used by multiple smca_hwid_mcatypes */
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enum smca_bank_types {
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SMCA_LS = 0, /* Load Store */
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+ SMCA_LS_V2, /* Load Store */
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SMCA_IF, /* Instruction Fetch */
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SMCA_L2_CACHE, /* L2 Cache */
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SMCA_DE, /* Decoder Unit */
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@@ -88,6 +95,32 @@ static const char * const smca_ls_mce_desc[] = {
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"DC tag error type 5",
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"L2 fill data error",
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};
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+static const char * const smca_ls2_mce_desc[] = {
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+ "An ECC error was detected on a data cache read by a probe or victimization",
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+ "An ECC error or L2 poison was detected on a data cache read by a load",
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+ "An ECC error was detected on a data cache read-modify-write by a store",
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+ "An ECC error or poison bit mismatch was detected on a tag read by a probe or victimization",
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+ "An ECC error or poison bit mismatch was detected on a tag read by a load",
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+ "An ECC error or poison bit mismatch was detected on a tag read by a store",
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+ "An ECC error was detected on an EMEM read by a load",
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+ "An ECC error was detected on an EMEM read-modify-write by a store",
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+ "A parity error was detected in an L1 TLB entry by any access",
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+ "A parity error was detected in an L2 TLB entry by any access",
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+ "A parity error was detected in a PWC entry by any access",
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+ "A parity error was detected in an STQ entry by any access",
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+ "A parity error was detected in an LDQ entry by any access",
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+ "A parity error was detected in a MAB entry by any access",
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+ "A parity error was detected in an SCB entry state field by any access",
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+ "A parity error was detected in an SCB entry address field by any access",
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+ "A parity error was detected in an SCB entry data field by any access",
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+ "A parity error was detected in a WCB entry by any access",
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+ "A poisoned line was detected in an SCB entry by any access",
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+ "A SystemReadDataError error was reported on read data returned from L2 for a load",
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+ "A SystemReadDataError error was reported on read data returned from L2 for an SCB store",
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+ "A SystemReadDataError error was reported on read data returned from L2 for a WCB store",
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+ "A hardware assertion error was reported",
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+ "A parity error was detected in an STLF, SCB EMEM entry or SRB store data by any access",
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+};
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/* Instruction Fetch */
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static const char * const smca_if_mce_desc[] = {
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"microtag probe port parity error",
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@@ -289,6 +322,7 @@ struct smca_mce_desc {
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static struct smca_mce_desc smca_mce_descs[] = {
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[SMCA_LS] = { smca_ls_mce_desc, ARRAY_SIZE(smca_ls_mce_desc) },
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+ [SMCA_LS_V2] = { smca_ls2_mce_desc, ARRAY_SIZE(smca_ls2_mce_desc) },
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[SMCA_IF] = { smca_if_mce_desc, ARRAY_SIZE(smca_if_mce_desc) },
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[SMCA_L2_CACHE] = { smca_l2_mce_desc, ARRAY_SIZE(smca_l2_mce_desc) },
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[SMCA_DE] = { smca_de_mce_desc, ARRAY_SIZE(smca_de_mce_desc) },
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@@ -319,6 +353,7 @@ static struct smca_hwid smca_hwid_mcatypes[] = {
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/* ZN Core (HWID=0xB0) MCA types */
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{ SMCA_LS, 0x000000B0 },
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+ { SMCA_LS_V2, 0x001000B0 },
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{ SMCA_IF, 0x000100B0 },
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{ SMCA_L2_CACHE, 0x000200B0 },
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{ SMCA_DE, 0x000300B0 },
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@@ -362,6 +397,7 @@ struct smca_bank_name {
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static struct smca_bank_name smca_names[] = {
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[SMCA_LS] = { "Load Store Unit" },
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+ [SMCA_LS_V2] = { "Load Store Unit" },
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[SMCA_IF] = { "Instruction Fetch Unit" },
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[SMCA_L2_CACHE] = { "L2 Cache" },
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[SMCA_DE] = { "Decode Unit" },
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