Re: [Qemu-devel] [PATCH v4 6/7] MIPS: Initial support of fulong mini pc (machine construction)

[Aurelien Jarno]

On Mon, Jun 21, 2010 at 02:55:33PM +0800, chen huacai wrote:
> Loongson-specific instructions haven't implememted now. So, if want to
> boot a linux kernel, we should built a 32bit one and drop
> -march=loongson2e compiler flags. For simplification, please use the
> kernel patch (for 2.6.33) in the attachment and then use
> arch/mips/configs/fuloong2e_defconfig to compile a kernel. Besides,
> the disk image I used is debian-lenny built by you which is available
> at 
> http://people.debian.org/~aurel32/qemu/mipsel/debian_lenny_mipsel_small.qcow2.
> 

It indeed works, however I still think there is a problem. 64-bit
kernels should also boot when dropping -march=loongson2e. Also after
adding the Loongson-specific integer instructions, I am able to boot a
32-bit kernel built with -march=loongson2e, but not a 64-bit kernel.

-- 
Aurelien Jarno                          GPG: 1024D/F1BCDB73
address@hidden                 http://www.aurel32.net