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Improve FreeDOS direct loading support compatibility.

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* include/grub/i386/relocator.h (grub_relocator16_state):
	New member ebp.
	* grub-core/lib/i386/relocator.c (grub_relocator16_ebp): New extern
	variable.
	(grub_relocator16_boot): Handle %ebp.
	* grub-core/lib/i386/relocator16.S: Likewise.
	* grub-core/loader/i386/pc/freedos.c:
	Load BPB to pass kernel which partition to load from.
	Check that kernel file is not too large.
	Set register dl to BIOS unit number as well.
This commit is contained in:
C. Masloch 2013-01-27 16:07:25 +01:00 • committed by Vladimir 'phcoder' Serbinenko
parent 7782b8a62f
commit 08bcec5020
5 changed files with 82 additions and 8 deletions
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ChangeLog
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@ -1,3 +1,18 @@
2013-01-27 C. Masloch <pushbx@38.de>
Improve FreeDOS direct loading support compatibility.
* include/grub/i386/relocator.h (grub_relocator16_state):
New member ebp.
* grub-core/lib/i386/relocator.c (grub_relocator16_ebp): New extern
variable.
(grub_relocator16_boot): Handle %ebp.
* grub-core/lib/i386/relocator16.S: Likewise.
* grub-core/loader/i386/pc/freedos.c:
Load BPB to pass kernel which partition to load from.
Check that kernel file is not too large.
Set register dl to BIOS unit number as well.
2013-01-22 Colin Watson <cjwatson@ubuntu.com>
* util/grub-reboot.in (usage): Document the need for