From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754359AbZG1PJ5 (ORCPT ); Tue, 28 Jul 2009 11:09:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753710AbZG1PGn (ORCPT ); Tue, 28 Jul 2009 11:06:43 -0400 Received: from va3ehsobe001.messaging.microsoft.com ([216.32.180.11]:21611 "EHLO VA3EHSOBE001.bigfish.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753682AbZG1PGm (ORCPT ); Tue, 28 Jul 2009 11:06:42 -0400 X-SpamScore: 3 X-BigFish: VPS3(zzzz1202hzzz32i203h43j61h) X-Spam-TCS-SCL: 0:0 X-FB-SS: 5, X-WSS-ID: 0KNHZAT-03-5WZ-01 From: Borislav Petkov To: , , , , CC: , Subject: [PATCH 18/20] EDAC, AMD: decode load store MCEs Date: Tue, 28 Jul 2009 17:06:18 +0200 Message-ID: <1248793580-29899-19-git-send-email-borislav.petkov@amd.com> X-Mailer: git-send-email 1.6.3.3 In-Reply-To: <1248793580-29899-1-git-send-email-borislav.petkov@amd.com> References: <1248793580-29899-1-git-send-email-borislav.petkov@amd.com> X-OriginalArrivalTime: 28 Jul 2009 15:06:30.0394 (UTC) FILETIME=[FCC6BDA0:01CA0F94] 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 See Fam10h BKDG (31116, rev. 3.28), Table 100. Signed-off-by: Borislav Petkov --- drivers/edac/edac_mce_amd.c | 25 +++++++++++++++++++++++++ 1 files changed, 25 insertions(+), 0 deletions(-) diff --git a/drivers/edac/edac_mce_amd.c b/drivers/edac/edac_mce_amd.c index ab0e6e7..1c4468f 100644 --- a/drivers/edac/edac_mce_amd.c +++ b/drivers/edac/edac_mce_amd.c @@ -260,6 +260,27 @@ wrong_bu_mce: pr_warning("Corrupted BU MCE info?\n"); } +static void amd_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_MSG(ec)); + } + return; + +wrong_ls_mce: + pr_warning("Corrupted LS MCE info?\n"); +} + void amd_decode_nb_mce(int node_id, struct err_regs *regs, int handle_errors) { u32 ec = ERROR_CODE(regs->nbsl); @@ -356,6 +377,10 @@ void decode_mce(struct mce *m) amd_decode_bu_mce(m->status); break; + case 3: + amd_decode_ls_mce(m->status); + break; + case 4: regs.nbsl = (u32) m->status; regs.nbsh = (u32)(m->status >> 32); -- 1.6.3.3