dfsd df wrote:
> Hello, everybody:
> Now, I participate to porting linux to MIPS platform. I'm a newbie.
>
> I met some questions, I hope somebody can tell me why or give me
> some hints! thanks!
>
> The board is Malta, CPU is MIPS4kc. I downloaded kernel src from
> ftp.mips.com <ftp://ftp.mips.com>
>
> 1. I use "make zImage" for kernel-2.4.3, everything is ok!
> But using "make zImage" for kernel-2.4.18, I failed, It could only
> build a vmlinux file.
That's correct... 'vmlinux' is your kernel. mips doesn't use zImages.
> I find it's because of no rules in arch/mips/boot/Makefile to build
> zImage.
> So I modified the arch/mips/boot/Makefile, It worked fine.
> but when excuted "./mkboot zImage.tmp zImage", It generated a very big
> zImage file. After noticing "file size exceed", the system delete the
> zImage file automatically!
>
Try running mkboot on the vmlinux file.
> what's wrong about it? It's ok for kernel-2.4.3. and I can make sure
> that the mkboot is no problem.
A newer kernel mightn't be a bad idea either... 2.4.3 is very old now.
> 2. I only selectd board and cpu type when compiling the kernel-2.4.3.
> If using make ,the vmlinux size is about 780k. If using "make zImage",
> the zImage file is about 580k.
> I think that's a minimun size by using "make menuconfig".
> but I use gzip to compress this two files, its size became only 1/3 of
> their original size.
>
> So I'm puzzled why "make zImage" don't use gzip compress method? If so ,
> we can get a more small kernel, isn't it?
>
> thanks again!
I'll let the guru's chime in here :-)
(PS... Please refrain from HTML email on this list)
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