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authorAravind Gopalakrishnan <Aravind.Gopalakrishnan@amd.com>2016-03-07 14:02:19 +0100
committerIngo Molnar <mingo@kernel.org>2016-03-08 11:48:14 +0100
commit8dd1e17a55b0bb1206c71c7a4344c5e3037cdf65 (patch)
tree965582ba90770e01a42f051b2af5351b1ae95911 /arch/x86/include/asm/mce.h
parentx86/mce/AMD, EDAC: Enable error decoding of Scalable MCA errors (diff)
downloadlinux-8dd1e17a55b0bb1206c71c7a4344c5e3037cdf65.tar.xz
linux-8dd1e17a55b0bb1206c71c7a4344c5e3037cdf65.zip
x86/mce/AMD: Fix logic to obtain block address
In upcoming processors, the BLKPTR field is no longer used to indicate the MSR number of the additional register. Insted, it simply indicates the prescence of additional MSRs. Fix the logic here to gather MSR address from MSR_AMD64_SMCA_MCx_MISC() for newer processors and fall back to existing logic for older processors. [ Drop nextaddr_out label; style cleanups. ] Signed-off-by: Aravind Gopalakrishnan <Aravind.Gopalakrishnan@amd.com> Signed-off-by: Borislav Petkov <bp@suse.de> Cc: Borislav Petkov <bp@alien8.de> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Tony Luck <tony.luck@intel.com> Cc: linux-edac <linux-edac@vger.kernel.org> Link: http://lkml.kernel.org/r/1457021458-2522-4-git-send-email-Aravind.Gopalakrishnan@amd.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/include/asm/mce.h')
-rw-r--r--arch/x86/include/asm/mce.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/include/asm/mce.h b/arch/x86/include/asm/mce.h
index 9c467fe00551..72f86882d62a 100644
--- a/arch/x86/include/asm/mce.h
+++ b/arch/x86/include/asm/mce.h
@@ -104,10 +104,14 @@
#define MCE_LOG_SIGNATURE "MACHINECHECK"
/* AMD Scalable MCA */
+#define MSR_AMD64_SMCA_MC0_MISC0 0xc0002003
#define MSR_AMD64_SMCA_MC0_CONFIG 0xc0002004
#define MSR_AMD64_SMCA_MC0_IPID 0xc0002005
+#define MSR_AMD64_SMCA_MC0_MISC1 0xc000200a
+#define MSR_AMD64_SMCA_MCx_MISC(x) (MSR_AMD64_SMCA_MC0_MISC0 + 0x10*(x))
#define MSR_AMD64_SMCA_MCx_CONFIG(x) (MSR_AMD64_SMCA_MC0_CONFIG + 0x10*(x))
#define MSR_AMD64_SMCA_MCx_IPID(x) (MSR_AMD64_SMCA_MC0_IPID + 0x10*(x))
+#define MSR_AMD64_SMCA_MCx_MISCy(x, y) ((MSR_AMD64_SMCA_MC0_MISC1 + y) + (0x10*(x)))
/*
* This structure contains all data related to the MCE log. Also