[coreboot] On loongson CPU or MIPS ARCH

[li guang]

在 2013-04-30二的 10:00 -0700，ron minnich写道：
> OK, I took a look at the code. Nice to see such a simple startup,
> reminds of linuxbios v1 days. At least if this is the right one:
> http://fossies.org/linux/misc/grub-2.00.tar.gz:a/grub-2.00/grub-core/boot/mips/loongson/fwstart.S
> 
> I don't see a problem pulling this in to coreboot. We'd probably trim
> some bits out and let ramstage take over, but for a first cut it could
> be used as is. This code is very similar in how it works to many
> linuxbios/coreboot platforms and hence should fit into the coreboot
> structure with ease.
> 
> The first step remains the same: set up crossgcc. I talked to stefan
> yesterday about incorporating extant loongson patches into a gcc build
> and he mentioned that the utility is designed to allow you to specify
> patches to be pulled at build time.
> 
> So, let's start with crossgcc for mips/loongson. This is a minimum requirement.
> 

AFAIK, patches for gcc has been included,
seems a patch for binutil is required,
http://sourceware.org/ml/binutils/2009-11/msg00387.html

BTW, I have to build mipsel-elf by hand for poor-internet-access-speed.