Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752728AbZGTQNl (ORCPT ); Mon, 20 Jul 2009 12:13:41 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752700AbZGTQNk (ORCPT ); Mon, 20 Jul 2009 12:13:40 -0400 Received: from sg2ehsobe004.messaging.microsoft.com ([207.46.51.78]:3561 "EHLO SG2EHSOBE004.bigfish.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752418AbZGTQN2 (ORCPT ); Mon, 20 Jul 2009 12:13:28 -0400 X-SpamScore: 3 X-BigFish: VPS3(zzzz1202hzzz32i43j61h) X-Spam-TCS-SCL: 0:0 X-WSS-ID: 0KN3922-04-7E5-01 From: Borislav Petkov To: , , , , CC: , Subject: [PATCH 13/14] amd64_edac: decode load store MCEs Date: Mon, 20 Jul 2009 18:13:04 +0200 Message-ID: <1248106385-27514-14-git-send-email-borislav.petkov@amd.com> X-Mailer: git-send-email 1.6.3.3 In-Reply-To: <1248106385-27514-1-git-send-email-borislav.petkov@amd.com> References: <1248106385-27514-1-git-send-email-borislav.petkov@amd.com> X-OriginalArrivalTime: 20 Jul 2009 16:13:15.0843 (UTC) FILETIME=[FCE7C130:01CA0954] MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1486 Lines: 59 See Fam10h BKDG (31116, rev. 3.28), Table 100. Signed-off-by: Borislav Petkov --- drivers/edac/amd64_edac.c | 25 +++++++++++++++++++++++++ 1 files changed, 25 insertions(+), 0 deletions(-) diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c index 603599e..175f95e 100644 --- a/drivers/edac/amd64_edac.c +++ b/drivers/edac/amd64_edac.c @@ -2385,6 +2385,27 @@ wrong_bu_mce: pr_warning("Corrupted BU MCE info?\n"); } +static void amd64_decode_ls_mce(u64 mc3_status) +{ + u32 ec = mc3_status & 0xffff; + u32 xec = (mc3_status >> 16) & 0xf; + + pr_emerg(" Load Store Error"); + + if (xec == 0x0) { + u8 rrrr = (ec >> 4) & 0xf; + + if (!BUS_ERROR(ec) || (rrrr != 0x3 && rrrr != 0x4)) + goto wrong_ls_mce; + + pr_cont(" during %s.\n", RRRR(ec)); + } + return; + +wrong_ls_mce: + pr_warning("Corrupted LS MCE info?\n"); +} + void amd64_decode_nb_mce(struct mem_ctl_info *mci, struct err_regs *regs, int handle_errors, int ecc) { @@ -2490,6 +2511,10 @@ void decode_mce(struct mce *m) amd64_decode_bu_mce(m->status); break; + case 3: + amd64_decode_ls_mce(m->status); + break; + case 4: regs.nbsl = (u32) m->status; regs.nbsh = (u32)(m->status >> 32); -- 1.6.3.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/