[coyotos-dev] New coyqemu.sh
Michael Doerrie
mdoerri at cs.jhu.edu
Tue Nov 6 22:18:20 EST 2007
Jonathan S. Shapiro wrote:
> I have just pushed an update into the coyotos tree. This updates the
> grubdisk image to use *compressed* mkimage.out files.
>
> You should:
>
> hg fetch
>
> and then grab the latest copy of
> http://www.eros-os.com/~shap/coyqemu.sh, which has been updated to use
> this.
>
> Basically, you now want to compress the mkimage.out file and write
> the .gz output to the floppy. This will allow you to execute images that
> have symbol information in them without overflowing the floppy image
> size.
>
I have not successfully loaded any compressed image into Coyotos.
coyqemu.sh will still load uncompressed images, but any gzipped
mkimage.out modules are not decompressed by grub. They fail to pass the
magic string check in cache_preload_image. I'm assuming that this is a
feature of grub's less than automatic decompression.
Is anyone having success with compressed images?
Scott Doerrie
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