From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from terminus.zytor.com ([192.83.249.54]:49728 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758726AbXGJDVy (ORCPT ); Mon, 9 Jul 2007 23:21:54 -0400 From: "H. Peter Anvin" Subject: [x86 setup 13/33] Header file to produce 16-bit code with gcc Date: Mon, 9 Jul 2007 19:51:52 -0700 Message-Id: <11840373002601-git-send-email-hpa@zytor.com> In-Reply-To: <11840371953778-git-send-email-hpa@zytor.com> References: <11840359321823-git-send-email-hpa@zytor.com> <11840360383913-git-send-email-hpa@zytor.com> <11840361432207-git-send-email-hpa@zytor.com> <11840362483663-git-send-email-hpa@zytor.com> <11840363531039-git-send-email-hpa@zytor.com> <11840364593068-git-send-email-hpa@zytor.com> <1184036564610-git-send-email-hpa@zytor.com> <11840366692770-git-send-email-hpa@zytor.com> <11840367741994-git-send-email-hpa@zytor.com> <11840368791603-git-send-email-hpa@zytor.com> <11840369841576-git-send-email-hpa@zytor.com> <11840370903975-git-send-email-hpa@zytor.com> <11840371953778-git-send-email-hpa@zytor.com> Message-Id: <96024b4c88d58a8473deb48a8038f6893b8b6b55.1184032749.git.hpa@zytor.com> In-Reply-To: <2034f71d414def30de582fb59573295cadbdabb4.1184032748.git.hpa@zytor.com> References: <2034f71d414def30de582fb59573295cadbdabb4.1184032748.git.hpa@zytor.com> Sender: linux-arch-owner@vger.kernel.org To: linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, andi@firstfloor.org, akpm@linux-foundation.org Cc: "H. Peter Anvin" List-ID: From: H. Peter Anvin gcc for i386 can be used with the assembly prefix ".code16gcc" to generate 16-bit (real-mode) code. This header file provides the assembly prefix. Signed-off-by: H. Peter Anvin --- arch/i386/boot/code16gcc.h | 9 +++++++++ 1 files changed, 9 insertions(+), 0 deletions(-) create mode 100644 arch/i386/boot/code16gcc.h diff --git a/arch/i386/boot/code16gcc.h b/arch/i386/boot/code16gcc.h new file mode 100644 index 0000000..dbc6414 --- /dev/null +++ b/arch/i386/boot/code16gcc.h @@ -0,0 +1,9 @@ +/* + * code16gcc.h + * + * This file is -include'd when compiling 16-bit C code. + */ + +#ifndef __ASSEMBLY__ +asm(".code16gcc"); +#endif -- 1.5.2.2