[syslinux] [RFC][PATCH] Gfxboot COMBOOT module
Steffen Winterfeldt
wfeldt at suse.de
Wed Nov 26 02:57:14 PST 2008
On Wed, 26 Nov 2008, Sebastian Herbszt wrote:
> Looking at bootsplash-theme-SuSE-3.1-176.src.rpm i finally found where this is being used.
> system.inc got readsector which calls the internal _readsector from bincode.asm. There is a
> is_dvd function in common.inc which uses readsector to figure out the cd/dvd volume size.
> And this is used in dia_install.inc to display "DVD" or "CD-ROM". is_dvd seems to use
> the gfx_media_type value to only call readsector if media type is cdrom. There is also
> iso.needscheck in common.inc which does use readsector.
>
> Steffen, is it correct to say readsector is not used unless media type is cdrom?
That's correct.
> I did not find any partition table parsing code (yet), but i am still
> trying to figure out the pscode.
Not in yet.
In principle I can do the int 13 calls directly in gfxboot but it seemed an
unnecessary code duplication. Technically no big deal.
Steffen
--
Der frühe Wirt holt sich den Wurm.
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