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    SubjectRe: bzImage ~ 900K with i386 test11-pre2
    Tigran Aivazian wrote:
    >
    > On Fri, 10 Nov 2000, H. Peter Anvin wrote:
    > > >
    > > > On x86 machines there is a size limitation on booting. Though I thought
    > > > it was 1024K as the max, 900K should be fine.
    > > >
    > >
    > > No, there isn't. There used to be, but it has been fixed.
    > >
    >
    > Are you sure? I thought the fix was to build 2 page tables for 0-8M
    > instead of 1 page table for 0-4M. So, we still cannot boot a bzImage more
    > than 2.5M which roughly corresponds to 8M. Is this incorrect? Are you
    > saying I should be able to boot a bzImage corresponding to an ELF object
    > vmlinux of 4G or more?
    >
    > I tried it and it failed (a few weeks ago) so at least reasonably recently
    > what you are saying was not true. I will now check if it suddenly became
    > true now.
    >

    That wasn't the fix in question (there was a 1 MB *compressed* limit for
    a while), but you're right, for now the limit is 8 MB *uncompressed.*

    -hpa

    --
    <hpa@transmeta.com> at work, <hpa@zytor.com> in private!
    "Unix gives you enough rope to shoot yourself in the foot."
    http://www.zytor.com/~hpa/puzzle.txt
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