Module Name: src
Committed By: cegger
Date: Fri Oct 16 12:05:19 UTC 2009
Modified Files:
src/sys/arch/x86/pci: amdtemp.c
Log Message:
Family 10h Errata #319: Attach on Family10h cpu series which have it fixed.
To generate a diff of this commit:
cvs rdiff -u -r1.8 -r1.9 src/sys/arch/x86/pci/amdtemp.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/x86/pci/amdtemp.c
diff -u src/sys/arch/x86/pci/amdtemp.c:1.8 src/sys/arch/x86/pci/amdtemp.c:1.9
--- src/sys/arch/x86/pci/amdtemp.c:1.8 Tue Jun 16 07:34:40 2009
+++ src/sys/arch/x86/pci/amdtemp.c Fri Oct 16 12:05:19 2009
@@ -1,4 +1,4 @@
-/* $NetBSD: amdtemp.c,v 1.8 2009/06/16 07:34:40 cegger Exp $ */
+/* $NetBSD: amdtemp.c,v 1.9 2009/10/16 12:05:19 cegger Exp $ */
/* $OpenBSD: kate.c,v 1.2 2008/03/27 04:52:03 cnst Exp $ */
/*
@@ -48,7 +48,7 @@
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: amdtemp.c,v 1.8 2009/06/16 07:34:40 cegger Exp $ ");
+__KERNEL_RCSID(0, "$NetBSD: amdtemp.c,v 1.9 2009/10/16 12:05:19 cegger Exp $ ");
#include <sys/param.h>
#include <sys/systm.h>
@@ -72,6 +72,8 @@
*
* Family10h:
* http://www.amd.com/us-en/assets/content_type/white_papers_and_tech_docs/31116.PDF
+ * Family10h Errata: #319
+ * http://support.amd.com/de/Processor_TechDocs/41322.pdf
*
* Family11h:
* http://www.amd.com/us-en/assets/content_type/white_papers_and_tech_docs/41256.pdf
@@ -207,6 +209,16 @@
if (family == 0xf)
family += CPUID2EXTFAMILY(cpu_signature);
+ /* Errata #319: This has been fixed in Revision C2. */
+ if (family == 0x10) {
+ if (CPUID2MODEL(cpu_signature) < 4)
+ return 0;
+ if (CPUID2MODEL(cpu_signature) == 4
+ && CPUID2STEPPING(cpu_signature) < 2)
+ return 0;
+ }
+
+
/* Not yet supported CPUs */
if (family >= 0x12)
return 0;
