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SubjectRe: Linux on a MCA-NCR 80386

Upgrade your libc to 5.4.17, binutuls to 2.7.0.3, and ld.so to 1.8.5...
Read the /usr/src/linux/Doumentation/Changes.. those are NOT
suggestions, those are REQUIREMENTS.

-Rob

On Thu, 26 Dec 1996, Philipp Frauenfelder wrote:

>
>
> Hello guys,
>
> I'm trying to boot a kernel on a NCR 80386 with MCA.
>
> First step: I've compiled a kernel on my other Linux-Box (80486 VLB etc.).
> I took the source from 2.1.16, since the MCA patches are in this source
> tree already.
>
> First problem: it's not possible for me to compile the kernel with only
> MCA-support include and PCI-support not. GCC complains about things he was
> not finding while compiling bios32.c -- so I went and included PCI-support
> too. Fine.
>
> Next problem: the compile went trough and left me with a about 12kB (no
> typo!) big zImage (make zImage). As I don't want to upgrade all the things
> mentioned in Documentation/Changes, I've looked around in the source to
> find the difference between 2.1.16 and 2.0.25. I found it in
> arch/i386/Makefile, line 31. There it says 'IMAGE_OFFSET=0xC0100000' and
> I've changed it back to 'IMAGE_OFFSET=0x100000' as it was in 2.0.25. Now I
> get a zImage which is about 415kB big. Very nice.
>
> Let's cat arch/i386/boot > /dev/fd0 and try the new kernel out (I'm just
> interested whether it's booting). But the only thing that happens:
> Loading ...........................
> Uncompressing Linux...done.
> Now booting the kernel
> And finished. The computer now completly hangs, nothing happens and if I
> had not switched it off, it would still display this message (by the way:
> I've also tried bzImage).
>
> Now my questions:
>
> o Is it really necessary to include PCI-support into an MCA-kernel?
>
> o Why is the MCA-kernel not booting? I expected it to initialise
> the console, at least.
>
> o I'm currently using:
> binutils 2.6.0.12
> gcc 2.7.2
> libc 5.2.18
> ld-linux.so.1.7.14
> Which one of these do I *really* need to upgrade in order to be
> able to compile the kernel 'out of the box' (read: w/o changing
> IMAGE_OFFSET)?
>
> or alternatively
>
> o Are there other parts of the kernel which are affected by my
> change of IMAGE_OFFSET in arch/i386/Makefile?
>
> Thank you very much for every advise or hint. Additional info on kernel
> config or hardware of NCR-MCA machine are available on request.
>
> 'Mery X-mas' is outdated now, but I wish you a happy new year.
>
> cu
> Philipp
>
> -- Philipp Frauenfelder home: pfrauenf@niederglatt.lugs.ch --
> -- Tel./Fax: +41 1 850 54 64 school: pfrauenf@math.ethz.ch --
> -- Member of the Linux User Group Switzerland -- Student at ETH Zurich --
>
>


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