Re: [SOLVED] Re: Grub2 editable floppy?

[wangji]

Le mardi 15 novembre 2011 à 13:37 +0100, Robert a écrit :
> Robert wrote:
> > wangji wrote:
> >> have a look
> >> at :https://sites.google.com/site/wjhowto/ext2-diskfile-for-grub2
> >>
> >
> > I first tried it simuliar with a trick to partition the floppy
> > image with partition 1 at 32K Start. .. "losetup -o32256
> > /dev/loop1 fd.img"
> > Once this worked somehow, but it was not really a usable rw
> > floppy, as a special mount is necessary. And I could not reproduce
> > it.
> >
> > Now the script mk_fdb.sh below creates a legal editable rw vfat
> > floppy (image). Could be even edited easily on DOS/Windows.
> >
> >
> > (in Grub2 v1.99 there seems to be a bug with the new and required
> > option "-a" however. v1.98 is ok)
> >
> 
> well after retrying decently it works with "-a" in Grub2 v1.99 too 
> now.
> 
> attached: the updated (semi-)script for creating a Grub2 VFAT 
> editable boot floppy. read it before using ;-)
> 
> 
> Robert
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well, my aim is just to learn and play with grub : having fun

but if your aim is to modify a lot grub.cfg inside rescue.iso then the
grub people did foresee long ago (already in grub legacy): just use
configfile to load any external customised cfg
(I expect this because I do not see what else you can modify )