From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-wy0-f177.google.com ([74.125.82.177]) by canuck.infradead.org with esmtps (Exim 4.72 #1 (Red Hat Linux)) id 1PvHUI-0003OY-1a for barebox@lists.infradead.org; Thu, 03 Mar 2011 22:59:19 +0000 Received: by mail-wy0-f177.google.com with SMTP id 23so1676066wyf.36 for ; Thu, 03 Mar 2011 14:59:13 -0800 (PST) From: franck.jullien@gmail.com Date: Thu, 3 Mar 2011 23:58:40 +0100 Message-Id: <4d701d41.9009d80a.2cd3.5e8d@mx.google.com> In-Reply-To: References: 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 26/54] Add arch/nios2/include/asm/bitsperlong.h To: barebox@lists.infradead.org From: Franck JULLIEN Add arch/nios2/include/asm/bitsperlong.h --- arch/nios2/include/asm/bitsperlong.h | 32 ++++++++++++++++++++++++++++++++ 1 files changed, 32 insertions(+), 0 deletions(-) create mode 100644 arch/nios2/include/asm/bitsperlong.h diff --git a/arch/nios2/include/asm/bitsperlong.h b/arch/nios2/include/asm/bitsperlong.h new file mode 100644 index 0000000..4ae54e0 --- /dev/null +++ b/arch/nios2/include/asm/bitsperlong.h @@ -0,0 +1,32 @@ +#ifndef __ASM_GENERIC_BITS_PER_LONG +#define __ASM_GENERIC_BITS_PER_LONG + +/* + * There seems to be no way of detecting this automatically from user + * space, so 64 bit architectures should override this in their + * bitsperlong.h. In particular, an architecture that supports + * both 32 and 64 bit user space must not rely on CONFIG_64BIT + * to decide it, but rather check a compiler provided macro. + */ +#ifndef __BITS_PER_LONG +#define __BITS_PER_LONG 32 +#endif + +#ifdef __KERNEL__ + +#ifdef CONFIG_64BIT +#define BITS_PER_LONG 64 +#else +#define BITS_PER_LONG 32 +#endif /* CONFIG_64BIT */ + +/* + * FIXME: The check currently breaks x86-64 build, so it's + * temporarily disabled. Please fix x86-64 and reenable + */ +#if 0 && BITS_PER_LONG != __BITS_PER_LONG +#error Inconsistent word size. Check asm/bitsperlong.h +#endif + +#endif /* __KERNEL__ */ +#endif /* __ASM_GENERIC_BITS_PER_LONG */ -- 1.7.3.4 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox