Mon Jul 24 22:20:53 2023 UTC ()
x86/errata.c: Link to original AMD errata guide.

This one is no longer updated; need to link to newer ones for
individual families too.  That's where all the cryptic nomenclature
comes from here.


(riastradh)
diff -r1.27 -r1.28 src/sys/arch/x86/x86/errata.c
cvs diff -r1.27 -r1.28 src/sys/arch/x86/x86/errata.c (expand / switch to unified diff)

--- src/sys/arch/x86/x86/errata.c 2021/10/07 12:52:27 1.27
+++ src/sys/arch/x86/x86/errata.c 2023/07/24 22:20:53 1.28
@@ -1,14 +1,14 @@ @@ -1,14 +1,14 @@
1/* $NetBSD: errata.c,v 1.27 2021/10/07 12:52:27 msaitoh Exp $ */ 1/* $NetBSD: errata.c,v 1.28 2023/07/24 22:20:53 riastradh Exp $ */
2 2
3/*- 3/*-
4 * Copyright (c) 2007 The NetBSD Foundation, Inc. 4 * Copyright (c) 2007 The NetBSD Foundation, Inc.
5 * All rights reserved. 5 * All rights reserved.
6 * 6 *
7 * This code is derived from software contributed to The NetBSD Foundation 7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Andrew Doran. 8 * by Andrew Doran.
9 * 9 *
10 * Redistribution and use in source and binary forms, with or without 10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions 11 * modification, are permitted provided that the following conditions
12 * are met: 12 * are met:
13 * 1. Redistributions of source code must retain the above copyright 13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer. 14 * notice, this list of conditions and the following disclaimer.
@@ -31,31 +31,33 @@ @@ -31,31 +31,33 @@
31 31
32/* 32/*
33 * Detect, report on, and work around known errata with x86 CPUs. 33 * Detect, report on, and work around known errata with x86 CPUs.
34 * 34 *
35 * This currently only handles AMD CPUs, and is generalised because 35 * This currently only handles AMD CPUs, and is generalised because
36 * there are quite a few problems that the BIOS can patch via MSR, 36 * there are quite a few problems that the BIOS can patch via MSR,
37 * but it is not known if the OS can patch these yet. The list is 37 * but it is not known if the OS can patch these yet. The list is
38 * expected to grow over time. 38 * expected to grow over time.
39 * 39 *
40 * The data here are from: Revision Guide for AMD Athlon 64 and 40 * The data here are from: Revision Guide for AMD Athlon 64 and
41 * AMD Opteron Processors, Publication #25759, Revision: 3.69, 41 * AMD Opteron Processors, Publication #25759, Revision: 3.69,
42 * Issue Date: September 2006 42 * Issue Date: September 2006
43 * 43 *
 44 * https://www.amd.com/system/files/TechDocs/25759.pdf
 45 *
44 * XXX This should perhaps be integrated with the identcpu code. 46 * XXX This should perhaps be integrated with the identcpu code.
45 */ 47 */
46 48
47#include <sys/cdefs.h> 49#include <sys/cdefs.h>
48__KERNEL_RCSID(0, "$NetBSD: errata.c,v 1.27 2021/10/07 12:52:27 msaitoh Exp $"); 50__KERNEL_RCSID(0, "$NetBSD: errata.c,v 1.28 2023/07/24 22:20:53 riastradh Exp $");
49 51
50#include <sys/types.h> 52#include <sys/types.h>
51#include <sys/systm.h> 53#include <sys/systm.h>
52 54
53#include <machine/cpu.h> 55#include <machine/cpu.h>
54#include <machine/cpufunc.h> 56#include <machine/cpufunc.h>
55#include <machine/specialreg.h> 57#include <machine/specialreg.h>
56 58
57#include <x86/cpuvar.h> 59#include <x86/cpuvar.h>
58#include <x86/cputypes.h> 60#include <x86/cputypes.h>
59 61
60typedef struct errata { 62typedef struct errata {
61 u_short e_num; 63 u_short e_num;