Commit-ID: 13529caa10734c46e3ab049cc1a441f332646b0c
Gitweb: http://git.kernel.org/tip/13529caa10734c46e3ab049cc1a441f332646b0c
Author: Andi Kleen <ak@xxxxxxxxxxxxxxx>
AuthorDate: Mon, 19 Dec 2011 15:46:34 -0800
Committer: H. Peter Anvin <hpa@xxxxxxxxxxxxxxx>
CommitDate: Mon, 19 Dec 2011 15:50:08 -0800
x86: Autoload microcode driver on Intel and AMD systems
Don't try to describe the actual models for now.
Signed-off-by: Andi Kleen <ak@xxxxxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/1324338394-4670-9-git-send-email-andi@xxxxxxxxxxxxxx
Signed-off-by: H. Peter Anvin <hpa@xxxxxxxxxxxxxxx>
---
arch/x86/kernel/microcode_core.c | 15 +++++++++++++++
1 files changed, 15 insertions(+), 0 deletions(-)
diff --git a/arch/x86/kernel/microcode_core.c b/arch/x86/kernel/microcode_core.c
index 9d46f5e..6911a41 100644
--- a/arch/x86/kernel/microcode_core.c
+++ b/arch/x86/kernel/microcode_core.c
@@ -86,6 +86,7 @@
#include <asm/microcode.h>
#include <asm/processor.h>
+#include <asm/cpu_device_id.h>
MODULE_DESCRIPTION("Microcode Update Driver");
MODULE_AUTHOR("Tigran Aivazian <tigran@xxxxxxxxxxxxxxxxxxxx>");
@@ -502,6 +503,20 @@ static struct notifier_block __refdata mc_cpu_notifier = {
.notifier_call = mc_cpu_callback,
};
+#ifdef MODULE
+/* Autoload on Intel and AMD systems */
+static const struct x86_cpu_id microcode_id[] = {
+#ifdef CONFIG_MICROCODE_INTEL
+ { X86_VENDOR_INTEL, X86_VENDOR_ANY, X86_MODEL_ANY, },
+#endif
+#ifdef CONFIG_MICROCODE_AMD
+ { X86_VENDOR_AMD, X86_VENDOR_ANY, X86_MODEL_ANY, },
+#endif
+ {}
+};
+MODULE_DEVICE_TABLE(x86cpu, microcode_id);
+#endif
+
static int __init microcode_init(void)
{
struct cpuinfo_x86 *c = &cpu_data(0);
--
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