From owner-svn-src-all@freebsd.org Fri Jul 13 19:43:00 2018 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 2DA29104A08B; Fri, 13 Jul 2018 19:43:00 +0000 (UTC) (envelope-from markj@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id CD9067548C; Fri, 13 Jul 2018 19:42:59 +0000 (UTC) (envelope-from markj@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id AA97F14A2F; Fri, 13 Jul 2018 19:42:59 +0000 (UTC) (envelope-from markj@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id w6DJgxsI085316; Fri, 13 Jul 2018 19:42:59 GMT (envelope-from markj@FreeBSD.org) Received: (from markj@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id w6DJgxN1085315; Fri, 13 Jul 2018 19:42:59 GMT (envelope-from markj@FreeBSD.org) Message-Id: <201807131942.w6DJgxN1085315@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: markj set sender to markj@FreeBSD.org using -f From: Mark Johnston Date: Fri, 13 Jul 2018 19:42:59 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r336257 - head/sys/x86/include X-SVN-Group: head X-SVN-Commit-Author: markj X-SVN-Commit-Paths: head/sys/x86/include X-SVN-Commit-Revision: 336257 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.27 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 13 Jul 2018 19:43:00 -0000 Author: markj Date: Fri Jul 13 19:42:59 2018 New Revision: 336257 URL: https://svnweb.freebsd.org/changeset/base/336257 Log: Define the MSR used to fetch the current microcode patch level on AMD. It is defined in the AMD family 17h register reference. MFC after: 3 days Sponsored by: The FreeBSD Foundation Modified: head/sys/x86/include/specialreg.h Modified: head/sys/x86/include/specialreg.h ============================================================================== --- head/sys/x86/include/specialreg.h Fri Jul 13 18:58:37 2018 (r336256) +++ head/sys/x86/include/specialreg.h Fri Jul 13 19:42:59 2018 (r336257) @@ -973,6 +973,7 @@ #define AMD_WT_ALLOC_FRE 0x10000 /* fixed (A0000-FFFFF) range enable */ /* AMD64 MSR's */ +#define MSR_PATCH_LEVEL 0x0000008b /* microcode revision number */ #define MSR_EFER 0xc0000080 /* extended features */ #define MSR_STAR 0xc0000081 /* legacy mode SYSCALL target/cs/ss */ #define MSR_LSTAR 0xc0000082 /* long mode SYSCALL target rip */