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From: Naveen Krishna Chatradhi <nchatrad@amd.com>
To: linux-edac@vger.kernel.org, x86@kernel.org
Cc: linux-kernel@vger.kernel.org, bp@alien8.de, mingo@redhat.com,
	mchehab@kernel.org
Subject: [PATCH 7/7] EDAC/amd64: Add fixed UMC to CS mapping
Date: Wed, 30 Jun 2021 20:58:28 +0530	[thread overview]
Message-ID: <20210630152828.162659-8-nchatrad@amd.com> (raw)
In-Reply-To: <20210630152828.162659-1-nchatrad@amd.com>

From: Yazen Ghannam <yazen.ghannam@amd.com>

This patch handles the UMC to CS mapping for Aldebaran

Aldebaran has 2 dies and are enumerated alternatively
 * die0's are enumerated as node 8, 10, 12 and 14
 * die1's are enumerated as node 9, 11, 13 and 15

Signed-off-by: Yazen Ghannam <yazen.ghannam@amd.com>
Signed-off-by: Naveen Krishna Chatradhi <nchatrad@amd.com>
---
 drivers/edac/amd64_edac.c | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index a4197061ac2a..3416699fa7f6 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -1562,8 +1562,41 @@ static u16 get_dst_fabric_id_df35(struct addr_ctx *ctx)
 	return ctx->reg_limit_addr & 0xFFF;
 }
 
+/* UMC to CS mapping for Aldebaran die[0]s */
+u8 umc_to_cs_mapping_aldebaran_die0[] = { 28, 20, 24, 16, 12, 4, 8, 0,
+					 6, 30, 2, 26, 22, 14, 18, 10,
+					 19, 11, 15, 7, 3, 27, 31, 23,
+					 9, 1, 5, 29, 25, 17, 21, 13};
+
+/* UMC to CS mapping for Aldebaran die[1]s */
+u8 umc_to_cs_mapping_aldebaran_die1[] = { 19, 11, 15, 7, 3, 27, 31, 23,
+					9, 1, 5, 29, 25, 17, 21, 13,
+					28, 20, 24, 16, 12, 4, 8, 0,
+					6, 30, 2, 26, 22, 14, 18, 10};
+
+int get_umc_to_cs_mapping(struct addr_ctx *ctx)
+{
+	if (ctx->inst_id >= sizeof(umc_to_cs_mapping_aldebaran_die0))
+		return -EINVAL;
+
+	/*
+	 * Aldebaran has 2 dies and are enumerated alternatively
+	 * die0's are enumerated as node 8, 10, 12 and 14
+	 * die1's are enumerated as node 9, 11, 13 and 15
+	 */
+	if (ctx->nid % 2)
+		ctx->inst_id = umc_to_cs_mapping_aldebaran_die1[ctx->inst_id];
+	else
+		ctx->inst_id = umc_to_cs_mapping_aldebaran_die0[ctx->inst_id];
+
+	return 0;
+}
+
 static int get_cs_fabric_id_df35(struct addr_ctx *ctx)
 {
+	if (ctx->nid >= NONCPU_NODE_INDEX && get_umc_to_cs_mapping(ctx))
+		return -EINVAL;
+
 	ctx->cs_fabric_id = ctx->inst_id | (ctx->nid << ctx->node_id_shift);
 
 	return 0;
-- 
2.25.1


  parent reply	other threads:[~2021-06-30 14:51 UTC|newest]

Thread overview: 67+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-30 15:28 [PATCH 0/7] x86/edac/amd64: Add support for noncpu nodes Naveen Krishna Chatradhi
2021-06-30 15:28 ` [PATCH 1/7] x86/amd_nb: Add Aldebaran device to PCI IDs Naveen Krishna Chatradhi
2021-07-19 19:28   ` Yazen Ghannam
2021-08-10 12:45     ` Chatradhi, Naveen Krishna
2021-08-10 13:54       ` Borislav Petkov
2021-06-30 15:28 ` [PATCH 2/7] x86/amd_nb: Add support for northbridges on Aldebaran Naveen Krishna Chatradhi
2021-07-19 20:25   ` Yazen Ghannam
2021-08-10 12:45     ` Chatradhi, Naveen Krishna
2021-06-30 15:28 ` [PATCH 3/7] EDAC/mc: Add new HBM2 memory type Naveen Krishna Chatradhi
2021-07-19 20:47   ` Yazen Ghannam
2021-07-19 21:16     ` Luck, Tony
2021-07-20 12:13       ` Zhuo, Qiuxu
2021-07-20 16:30         ` [PATCH] EDAC/skx_common: Set the memory type correctly for HBM memory Luck, Tony
2021-07-20 16:33     ` [PATCH 3/7] EDAC/mc: Add new HBM2 memory type Luck, Tony
2021-06-30 15:28 ` [PATCH 4/7] EDAC/mce_amd: extract node id from InstanceHi in IPID Naveen Krishna Chatradhi
2021-07-29 16:32   ` Yazen Ghannam
2021-08-10 12:45     ` Chatradhi, Naveen Krishna
2021-06-30 15:28 ` [PATCH 5/7] EDAC/amd64: Enumerate memory on noncpu nodes Naveen Krishna Chatradhi
2021-07-29 17:55   ` Yazen Ghannam
2021-08-10 12:49     ` Chatradhi, Naveen Krishna
2021-06-30 15:28 ` [PATCH 6/7] EDAC/amd64: Add address translation support for DF3.5 Naveen Krishna Chatradhi
2021-07-29 17:59   ` Yazen Ghannam
2021-07-29 18:13     ` Chatradhi, Naveen Krishna
2021-06-30 15:28 ` Naveen Krishna Chatradhi [this message]
2021-08-06  7:43 ` [PATCH v2 0/3] x86/edac/amd64: Add support for noncpu nodes Naveen Krishna Chatradhi
2021-08-06  7:43   ` [PATCH v2 1/3] x86/amd_nb: Add support for northbridges on Aldebaran Naveen Krishna Chatradhi
2021-08-20 15:36     ` Yazen Ghannam
2021-08-06  7:43   ` [PATCH v2 2/3] EDAC/mce_amd: Extract node id from InstanceHi in IPID Naveen Krishna Chatradhi
2021-08-20 15:43     ` Yazen Ghannam
2021-08-06  7:43   ` [PATCH v2 3/3] EDAC/amd64: Enumerate memory on noncpu nodes Naveen Krishna Chatradhi
2021-08-20 17:02     ` Yazen Ghannam
2021-08-23 16:56       ` Chatradhi, Naveen Krishna
2021-08-23 18:54     ` [PATCH v3 0/3] x86/edac/amd64: Add support for " Naveen Krishna Chatradhi
2021-08-23 18:54       ` [PATCH v3 1/3] x86/amd_nb: Add support for northbridges on Aldebaran Naveen Krishna Chatradhi
2021-08-25 10:42         ` Borislav Petkov
2021-09-01 18:17           ` Yazen Ghannam
2021-09-02 17:30             ` Borislav Petkov
2021-09-13 18:07               ` Yazen Ghannam
2021-09-16 16:36                 ` Borislav Petkov
2021-10-11 14:26           ` Chatradhi, Naveen Krishna
2021-10-11 18:08             ` Borislav Petkov
2021-08-23 18:54       ` [PATCH v3 2/3] EDAC/mce_amd: Extract node id from MCA_IPID Naveen Krishna Chatradhi
2021-08-27 10:24         ` Borislav Petkov
2021-09-01 18:18           ` Yazen Ghannam
2021-08-23 18:54       ` [PATCH v3 3/3] EDAC/amd64: Enumerate memory on noncpu nodes Naveen Krishna Chatradhi
2021-08-27 11:30         ` Borislav Petkov
2021-09-01 18:42           ` Yazen Ghannam
2021-09-08 18:41             ` Borislav Petkov
2021-09-13 18:19               ` Yazen Ghannam
2021-10-14 18:50       ` [PATCH v4 0/4] x86/edac/amd64: Add support for " Naveen Krishna Chatradhi
2021-10-14 18:50         ` [PATCH v4 1/4] x86/amd_nb: Add support for northbridges on Aldebaran Naveen Krishna Chatradhi
2021-10-14 18:50         ` [PATCH v4 2/4] EDAC/mce_amd: Extract node id from MCA_IPID Naveen Krishna Chatradhi
2021-10-14 18:50         ` [PATCH 3/4] EDAC/amd64: Extend family ops functions Naveen Krishna Chatradhi
2021-10-14 18:50         ` [PATCH 4/4] EDAC/amd64: Enumerate memory on Aldebaran GPU nodes Naveen Krishna Chatradhi
2021-10-14 18:53       ` [PATCH v4 0/4] x86/edac/amd64: Add support for noncpu nodes Naveen Krishna Chatradhi
2021-10-14 18:53         ` [PATCH v4 1/4] x86/amd_nb: Add support for northbridges on Aldebaran Naveen Krishna Chatradhi
2021-10-21 15:52           ` Yazen Ghannam
2021-10-14 18:53         ` [PATCH v4 2/4] EDAC/mce_amd: Extract node id from MCA_IPID Naveen Krishna Chatradhi
2021-10-21 15:55           ` Yazen Ghannam
2021-10-14 18:53         ` [PATCH v4 3/4] EDAC/amd64: Extend family ops functions Naveen Krishna Chatradhi
2021-10-21 16:27           ` Yazen Ghannam
2021-10-14 18:54         ` [PATCH v4 4/4] EDAC/amd64: Enumerate memory on Aldebaran GPU nodes Naveen Krishna Chatradhi
2021-10-21 16:40           ` Yazen Ghannam
2021-10-14 19:53         ` [PATCH v4 0/4] x86/edac/amd64: Add support for noncpu nodes Borislav Petkov
2021-10-15 12:18           ` Chatradhi, Naveen Krishna
2021-10-15 19:25             ` Borislav Petkov
2021-08-20 17:07   ` [PATCH v2 0/3] " Yazen Ghannam

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