From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.alien8.de (mail.alien8.de [65.109.113.108]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2873656B68 for ; Thu, 21 Mar 2024 12:06:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=65.109.113.108 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711022781; cv=none; b=JDR/GpMCvZW1tIeDQinlmeA/4mGeMm4uj6QOn1mR1xuH1eXHw08UBImmLHEg3jPcMs7gyS3udb+KY57EwlftLnzwD0BxqE+r9yO/7njIYk+8raHTDhViybzyFdrv/ChN4gxmTnqkkxsOBzmz0acvDYyzdawB1fQQpYOGUFlb0hI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711022781; c=relaxed/simple; bh=A7RJjWlAGI8CtF0OU7CmXLgv2MrfCPr3PXMxfn9uCMs=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=DI/S91Z2iBTAh2Yg51gWdI8N/6xZEabfbVoVasAHnCsCfwFOpGHo/byDvh2CixoAgPN4so6G76zqT+VAmpOwQImyhK9juKyEDm/log9MrNnc1z2S/xA+X6J2rCIAkEVp1s8AxuizA5QJpvaQq1TaCSn76qHS2i+6IYP4jHzL6+4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=alien8.de; spf=pass smtp.mailfrom=alien8.de; dkim=fail (4096-bit key) header.d=alien8.de header.i=@alien8.de header.b=Aqknb3oE reason="signature verification failed"; arc=none smtp.client-ip=65.109.113.108 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=alien8.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=alien8.de Authentication-Results: smtp.subspace.kernel.org; dkim=fail reason="signature verification failed" (4096-bit key) header.d=alien8.de header.i=@alien8.de header.b="Aqknb3oE" Received: from localhost (localhost.localdomain [127.0.0.1]) by mail.alien8.de (SuperMail on ZX Spectrum 128k) with ESMTP id E54ED40E00B2; Thu, 21 Mar 2024 12:06:09 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at mail.alien8.de Authentication-Results: mail.alien8.de (amavisd-new); dkim=fail (4096-bit key) reason="fail (body has been altered)" header.d=alien8.de Received: from mail.alien8.de ([127.0.0.1]) by localhost (mail.alien8.de [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id bLAo5SHRcaL3; Thu, 21 Mar 2024 12:06:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=alien8; t=1711022761; bh=cRIs5S35iTwQ4qLJwKJGXvbF6pOfrVvqFCP0yOzyOes=; h=From:To:Cc:Subject:Date:From; b=Aqknb3oEcO8QGYbhiDF+aySV0B5AhjJfbmEAUOGujslJHwKTr51QrH006vdWkz+pI mM1ypTViGEHeKrreS3hLypv/m+YI0AhQYy4AF+4ChL9nPKjzspxFkZUWjMbAHH0kGL u7tsVQMqaFRSShicRYsa4Eqf50wZnfq1emUJwbyW9ZT4mVftsq+a2wegmhZ3vyT5fm Ij9n1oUuqfyE04G/Xo3DxlkZvk4c9e71OuavfN2HxzRRSaUaW+Wrc1yjf3a5NQSJDU WDm/cD4FqjLGaw/vW5qzOCxAcxrgQ0NAxd+sJQHaWjQRWHxCWzQTV9bP79oLxfMKle LCpF5rU9qCxQlzo7qRpN6HS2ik/Y2YBgs2W3jWgN1OqEtg5Exj680/80UEmMw6wQFV 4CGJqCYuldP9D5VXCPWzt+WkoX1O1n7t1yC4l8WPpb6nq/IGoOHMdJlPF33+C1LT6R 2v4ZM8m1g6Vp7RBdf8NAxdFu+sutI6fAUGbhnc3FxOStVFrowiykZqgKcw2hCS8qU6 FHhR50NUrzuZWQEQONpzJEmkbWH4w5FsAlSQFAW2FMse8TnQW7JbS525kokPCm3HB0 +LNbkWfyxz4Snzuv6+6KRgyVlrdHh4YtOykPidd9EuG/VtTTzDn6IwgWhHkvMutsjr 0gBMIhJIKDwRHeIERvbMxlMQ= Received: from zn.tnic (pd953021b.dip0.t-ipconnect.de [217.83.2.27]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature ECDSA (P-256) server-digest SHA256) (No client certificate requested) by mail.alien8.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id 71E0940E0174; Thu, 21 Mar 2024 12:05:58 +0000 (UTC) From: Borislav Petkov To: X86 ML Cc: LKML , John Allen Subject: [PATCH 1/2] x86/microcode/AMD: Add a patch revision number union Date: Thu, 21 Mar 2024 13:05:47 +0100 Message-ID: <20240321120548.22687-1-bp@alien8.de> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable From: "Borislav Petkov (AMD)" Add a structure which will be used to split the Zen generation of microcode revision numbers into its corresponding elements. This will be used to match microcode patches a lot easier and obviate the need for a equivalence table. Signed-off-by: Borislav Petkov (AMD) Cc: John Allen --- arch/x86/include/asm/microcode.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/arch/x86/include/asm/microcode.h b/arch/x86/include/asm/micr= ocode.h index 695e569159c1..c1de0a6aefbc 100644 --- a/arch/x86/include/asm/microcode.h +++ b/arch/x86/include/asm/microcode.h @@ -47,6 +47,18 @@ struct microcode_intel { unsigned int bits[]; }; =20 +union zen_patch_rev { + struct { + __u32 rev : 8, + stepping : 4, + model : 4, + __resv : 4, + ext_model : 4, + ext_fam : 8; + }; + __u32 ucode_rev; +}; + #define DEFAULT_UCODE_DATASIZE (2000) #define MC_HEADER_SIZE (sizeof(struct microcode_header_intel)) #define MC_HEADER_TYPE_MICROCODE 1 --=20 2.43.0