linux-kernel - [ 07/37] x86, microcode, AMD: Add support for family 16h processors

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Message-Id: <20121130183857.990978065@linuxfoundation.org>
Date:	Fri, 30 Nov 2012 10:45:54 -0800
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	alan@...rguk.ukuu.org.uk,
	Boris Ostrovsky <boris.ostrovsky@....com>,
	Andreas Herrmann <herrmann.der.user@...glemail.com>,
	"H. Peter Anvin" <hpa@...ux.intel.com>
Subject: [ 07/37] x86, microcode, AMD: Add support for family 16h processors

3.0-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Boris Ostrovsky <boris.ostrovsky@....com>

commit 36c46ca4f322a7bf89aad5462a3a1f61713edce7 upstream.

Add valid patch size for family 16h processors.

[ hpa: promoting to urgent/stable since it is hw enabling and trivial ]

Signed-off-by: Boris Ostrovsky <boris.ostrovsky@....com>
Acked-by: Andreas Herrmann <herrmann.der.user@...glemail.com>
Link: http://lkml.kernel.org/r/1353004910-2204-1-git-send-email-boris.ostrovsky@amd.com
Signed-off-by: H. Peter Anvin <hpa@...ux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 arch/x86/kernel/microcode_amd.c |    4 ++++
 1 file changed, 4 insertions(+)

--- a/arch/x86/kernel/microcode_amd.c
+++ b/arch/x86/kernel/microcode_amd.c
@@ -162,6 +162,7 @@ static unsigned int verify_ucode_size(in
 #define F1XH_MPB_MAX_SIZE 2048
 #define F14H_MPB_MAX_SIZE 1824
 #define F15H_MPB_MAX_SIZE 4096
+#define F16H_MPB_MAX_SIZE 3458
 
 	switch (c->x86) {
 	case 0x14:
@@ -170,6 +171,9 @@ static unsigned int verify_ucode_size(in
 	case 0x15:
 		max_size = F15H_MPB_MAX_SIZE;
 		break;
+	case 0x16:
+		max_size = F16H_MPB_MAX_SIZE;
+		break;
 	default:
 		max_size = F1XH_MPB_MAX_SIZE;
 		break;


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