[PATCH 0/4] Small fixes in barebox
Sascha Hauer
s.hauer at pengutronix.de
Thu Feb 7 16:35:24 EST 2013
On Thu, Feb 07, 2013 at 09:36:16PM +0100, Alexander Aring wrote:
> First I tried to change getopt optstring argument to "const char *"
> and I test it with an allyesconfig for compiler warnings.
>
> Then there popup some compile errors, which I tried to fix.
>
> I am not happy with some of these solutions. Maybe someone have an idea
> how we can make it better.
>
> hush: add getopt only if it enabled
> - I don't know if this needs a fix. But if we disable getopt there is a
> no-op getopt implementation in the command list. This patch don't add
> getopt to the command list at runtime, but the no-op implementation is
> still there. Maybe a compiletime solution is better to remove the
> no-op implementation.
I don't understand. getopt is not there if CONFIG_HUSH_GETOPT is
disabled. It's ifdeffed out.
>
> sata-imx: fix depends on ARCH_IMX
> - I am not sure but this looks like ARCH_IMX related things. I got a error
> that some imx51 header files could'nt be found.
That's fine you did this. Another option would be to move the header
file to include/, but currently this is not worth it.
>
> net: fix cpsw depends on ARCH_OMAP
> - Same thing like sata-imx. I got a compile error that mach/cpsw.h wasn't
> found. I only found that in the omap implementation.
Also fine.
>
>
> Another (maybe toolchain related issue) is:
> barebox/lib/libubigen.c:105: undefined reference to `__divdi3'
>
> Is it in this line:
>
> tmp = (vi->bytes + ui->leb_size - 1) / ui->leb_size;
>
> If we know that ui->leb_size is a power-of-two, we can use a shift for this
> instead of division. But I don't know if leb_size a power-of-two number.
leb_size (logical erase block size) is never a power of two. This is the
peb size (physical erase block size) minus the ubi metadata.
Sascha
--
Pengutronix e.K. | |
Industrial Linux Solutions | http://www.pengutronix.de/ |
Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 |
Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |
More information about the barebox
mailing list