From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from metis.ext.pengutronix.de ([2001:6f8:1178:4:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.69 #1 (Red Hat Linux)) id 1O7OXj-0008Dl-Rh for barebox@lists.infradead.org; Thu, 29 Apr 2010 07:52:21 +0000 From: Sascha Hauer Date: Thu, 29 Apr 2010 09:52:08 +0200 Message-Id: <1272527535-17527-11-git-send-email-s.hauer@pengutronix.de> In-Reply-To: <1272527535-17527-1-git-send-email-s.hauer@pengutronix.de> References: <1272527535-17527-1-git-send-email-s.hauer@pengutronix.de> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: barebox-bounces@lists.infradead.org Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: [PATCH 10/17] add arm helper function to determine the program counter To: barebox@lists.infradead.org Signed-off-by: Sascha Hauer --- arch/arm/include/asm/common.h | 18 ++++++++++++++++++ 1 files changed, 18 insertions(+), 0 deletions(-) diff --git a/arch/arm/include/asm/common.h b/arch/arm/include/asm/common.h index 9afcff7..f3a87c8 100644 --- a/arch/arm/include/asm/common.h +++ b/arch/arm/include/asm/common.h @@ -1 +1,19 @@ +#ifndef __ASM_ARM_COMMON_H +#define __ASM_ARM_COMMON_H + #define ARCH_SHUTDOWN + +static inline unsigned long get_pc(void) +{ + unsigned long pc; + + __asm__ __volatile__( + "mov %0, pc\n" + : "=r" (pc) + : + : "memory"); + + return pc; +} + +#endif /* __ASM_ARM_COMMON_H */ -- 1.7.0 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox