On Fri, May 17, 2013 at 02:10:49PM +0000, Zhang Ying-B40530 wrote: > ________________________________________ > From: Tom Rini [tom.r...@gmail.com] on behalf of Tom Rini [tr...@ti.com] > Sent: Friday, May 17, 2013 12:34 PM > To: Zhang Ying-B40530 > Cc: u-boot@lists.denx.de; Wood Scott-B07421; aflem...@gmail.com; Xie > Xiaobo-R63061; Zhang Ying-B40530 > Subject: Re: [U-Boot] [PATCH v2] spl: Make CONFIG_SPL_BUILD contain more > functionality > > On Fri, May 17, 2013 at 05:12:19PM +0800, ying.zh...@freescale.com wrote: > > > From: Ying Zhang <b40...@freescale.com> > > > > There was some functionality will be used in the SPL. They > > had been excluded by ifndef CONFIG_SPL_BUILD. Now, put it > > into the SPL. > > > > Signed-off-by: Ying Zhang <b40...@freescale.com> > > --- > > Compared with the previous version, give up new symbol and delete the line > > ifndef CONFIG_SPL_BUILD in common/env_common.c > > What the heck is going on? First, you seem to be changing a number of > checks from !CONFIG_SPL_BUILD to !CONFIG_SPL_NAND_MINIMAL, and then stop > defining CONFIG_SPL_NAND_MINIMAL always and only define it for > CONFIG_SPL_BUILD. > Next, powerpc uses > -ffunction-sections/-fdata-sections/--gc-sections so outside of > assembler files, we shouldn't need to be using CONFIG_SPL_BUILD to not > build something that's a static function. > [Zhang Ying] > First?$B!$ Your understanding is correct. > CONFIG_SPL_NAND_MINIMAL has not been used and it suited to express a > state(CONFIG_SPL_BUILD && CONFIG_SPL_INIT_MINIMAL && CONFIG_NAND) > So, I used !CONFIG_SPL_NAND_MINIMAL to contain some functionality for > SD SPL but not for NAND SPL. > > Second, I tried. If we don't use !CONFIG_SPL_BUILD to build, the SPL size is > increased and the SPL size exceeds 4K Bytes. As you know, the NAND SPL > for mpc85xx can't large than 4K, Now only a few bytes of free space. > > Can you please post the everything as a series, including adding the > board(s) that need environment in SPL? > [Zhang Ying] > The patch is split into several in order to facilitate everyone to review.
Right. So please post a 5 or 10 or whatever part series that shows us the end goal as well as each step it takes to go from today to that platform working. Thanks! -- Tom
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