From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?ISO-8859-1?Q?Andreas_Bie=DFmann?= Date: Wed, 27 Nov 2013 14:39:25 +0100 Subject: [U-Boot] Compiling U-Boot In-Reply-To: <5295E4FE.3000004@xtech2.lv> References: <5295E4FE.3000004@xtech2.lv> Message-ID: <5295F60D.5030304@gmail.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Dear Alexey Smishlayev, On 11/27/2013 01:26 PM, Alexey Smishlayev wrote: > Hello! > I would like to compile U-Boot with custom configuration. > I downloaded source from the master git repository > (http://git.denx.de/?p=u-boot.git;a=summary). > I am trying to compile using following commands: > $ cd u-boot/ > $ make ARCH=arm CROSS_COMPILE=arm-unknown-linux-gnu- > at91sam9g20ek_nandflash_config > $ make ARCH=arm CROSS_COMPILE=arm-unknown-linux-gnu- all seems good to me. > It goes on for a while, and then I get the error: > crt0.S: Assembler messages: > crt0.S:70: Error: register expected, not '#(184)' -- `sub sp,#(184)' > > make[1]: *** [crt0.o] Error 1 > make[1]: Leaving directory `/root/u-boot/arch/arm/lib' > make: *** [arch/arm/lib/built-in.o] Error 2 crt0.S:70 subtracts the GD_SIZE from current stack pointer. The code written seems to miss the Rn according to [1]. Could you please test to change it from to: 'sub sp, sp, #GD_SIZE'? I wonder why my toolchain ignore this. It obviously take Rd == Rn when Rn is missing. Best regards Andreas Bie?mann [1] http://infocenter.arm.com/help/topic/com.arm.doc.qrc0001m/QRC0001_UAL.pdf