From owner-svn-src-all@freebsd.org Tue Sep 3 17:29:55 2019 Return-Path: Delivered-To: svn-src-all@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 68F8EE5D6C; Tue, 3 Sep 2019 17:29:55 +0000 (UTC) (envelope-from emaste@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 46NDVC28s7z3wq4; Tue, 3 Sep 2019 17:29:55 +0000 (UTC) (envelope-from emaste@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 2D4F1653D; Tue, 3 Sep 2019 17:29:55 +0000 (UTC) (envelope-from emaste@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x83HTtO6077563; Tue, 3 Sep 2019 17:29:55 GMT (envelope-from emaste@FreeBSD.org) Received: (from emaste@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x83HTtXm077562; Tue, 3 Sep 2019 17:29:55 GMT (envelope-from emaste@FreeBSD.org) Message-Id: <201909031729.x83HTtXm077562@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: emaste set sender to emaste@FreeBSD.org using -f From: Ed Maste Date: Tue, 3 Sep 2019 17:29:55 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org Subject: svn commit: r351766 - stable/11/sys/sys X-SVN-Group: stable-11 X-SVN-Commit-Author: emaste X-SVN-Commit-Paths: stable/11/sys/sys X-SVN-Commit-Revision: 351766 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: 2.1.29 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: Tue, 03 Sep 2019 17:29:55 -0000 Author: emaste Date: Tue Sep 3 17:29:54 2019 New Revision: 351766 URL: https://svnweb.freebsd.org/changeset/base/351766 Log: MFC r348628: elf_common: add GNU note types and NT_GNU_PROPERTY_TYPE_0 bits To support Intel CET IBT/Shadow Stack. Sponsored by: The FreeBSD Foundation Modified: stable/11/sys/sys/elf_common.h Directory Properties: stable/11/ (props changed) Modified: stable/11/sys/sys/elf_common.h ============================================================================== --- stable/11/sys/sys/elf_common.h Tue Sep 3 17:29:01 2019 (r351765) +++ stable/11/sys/sys/elf_common.h Tue Sep 3 17:29:54 2019 (r351766) @@ -766,6 +766,21 @@ typedef struct { #define NT_X86_XSTATE 0x202 /* x86 XSAVE extended state. */ #define NT_ARM_VFP 0x400 /* ARM VFP registers */ +/* GNU note types. */ +#define NT_GNU_ABI_TAG 1 +#define NT_GNU_HWCAP 2 +#define NT_GNU_BUILD_ID 3 +#define NT_GNU_GOLD_VERSION 4 +#define NT_GNU_PROPERTY_TYPE_0 5 + +#define GNU_PROPERTY_LOPROC 0xc0000000 +#define GNU_PROPERTY_HIPROC 0xdfffffff + +#define GNU_PROPERTY_X86_FEATURE_1_AND 0xc0000002 + +#define GNU_PROPERTY_X86_FEATURE_1_IBT 0x00000001 +#define GNU_PROPERTY_X86_FEATURE_1_SHSTK 0x00000002 + /* Symbol Binding - ELFNN_ST_BIND - st_info */ #define STB_LOCAL 0 /* Local symbol */ #define STB_GLOBAL 1 /* Global symbol */