[uClibc]Re: Help on mips support of uclibc

[Song Wang]

Hi, Geoffrey

Could you please give us the pointer to the HJ Lu's RH7.x tools
for mipsel as you mentioned?

BTW, any of you guys knows some porting work for mips BIG endian?

Merry Christmas to you all!

-Song

On Fri, 21 Dec 2001, Geoffrey Espin wrote:

>
> > If someone is currently trying to get uClibc working on mipsel,
> > please let me know everything that's not working, and I'll see about
>
> I'm using busybox-60.2 and utils linked with HJ Lu's RH7.x tools
> for mipsel, on the good ole VR41xx (Markha/Korva) platform.  I've
> tried to use uClibc but got as close as a nice segfault in
> busybox...  eh, but the size is about half.
>
> To build the latetest CVS uClibc:
>
> 1. in linux/include added a symlink of asm-mipsel to asm-mips.
> 2. in uClibc/libc/sysdeps/linux/common/create_module.c &
>    uClibc/libc/sysdeps/linux/common/syscalls.c added:
>       #include <asm/unistd.h>
> 3. in Config (for mipsel) HAS_MMU=false.
>
> Using busybox-60.2 try to eliminate use of signals/setjmp/vfork:
>
> 1. in Config.h use LASH (was using ASH) and undef BB_FEATURE_VI_USE_SIGNALS
> 2. in Makefile used CC=/usr/mipsel-linux-uclibc/bin/mipsel-uclibc-gcc,
>    DOSTATIC=true,USE_SYSTEM_PWD_GRP=false
> 3. in busybox.c I tried adding "pid_t vfork (void) { return fork(); }" as
>     popen() in uClibc still called it.
>
> Anyways, got a segfault when I ran busybox... didn't have any
> diags or gdb to tell me what went wrong... I'm off 'til the 26th.
>
> Wow, what a nice Xmas present! :-)
>
> Geoff
> --
> Geoffrey Espin espin at idiom.com
>