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2008-03-24 Bean <bean123ch@gmail.com>

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* disk/i386/pc/biosdisk.c (cd_start): Removed.
	(cd_count): Removed.
	(cd_drive): New variable.
	(grub_biosdisk_get_drive): Don't check for (cdN) device.
	(grub_biosdisk_call_hook): Likewise.
	(grub_biosdisk_iterate): Change cdrom detection method.
	(grub_biosdisk_open): Replace cd_start with cd_drive.
	(GRUB_MOD_INIT): Use grub_biosdisk_get_cdinfo_int13_extension to
	detect cdrom device.

	* include/grub/i386/pc/biosdisk.h (GRUB_BIOSDISK_MACHINE_CDROM_START):
	Removed.
	(GRUB_BIOSDISK_MACHINE_CDROM_END): Removed.
	(GRUB_BIOSDISK_CDTYPE_NO_EMUL): New macro.
	(GRUB_BIOSDISK_CDTYPE_1_2_M): Likewise.
	(GRUB_BIOSDISK_CDTYPE_1_44_M): Likewise.
	(GRUB_BIOSDISK_CDTYPE_2_88_M): Likewise.
	(GRUB_BIOSDISK_CDTYPE_HARDDISK): Likewise.
	(GRUB_BIOSDISK_CDTYPE_MASK): Likewise.
	(grub_biosdisk_cdrp): New structure.
	(grub_biosdisk_get_cdinfo_int13_extensions): New function.

	* include/grub/i386/pc/kernel.h (grub_boot_drive): Export this variable.

	* kern/i386/pc/init.c (make_install_device): Don't use (cdN) as root
	device.

	* kern/i386/pc/startup.S (grub_biosdisk_get_cdinfo_int13_extensions):
	New function.
This commit is contained in:
bean 2008-03-24 04:13:37 +00:00
parent 68e7fc7aa8
commit bf962df2da
6 changed files with 95 additions and 44 deletions
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10
kern/i386/pc/init.c
View file

@ -22,7 +22,6 @@
#include <grub/machine/memory.h>
#include <grub/machine/console.h>
#include <grub/machine/kernel.h>
#include <grub/machine/biosdisk.h>
#include <grub/types.h>
#include <grub/err.h>
#include <grub/dl.h>
@ -77,13 +76,8 @@ make_install_device (void)
if (grub_root_drive == 0xFF)
grub_root_drive = grub_boot_drive;
if (grub_root_drive >= GRUB_BIOSDISK_MACHINE_CDROM_START)
grub_sprintf (dev, "(cd%u",
grub_root_drive - GRUB_BIOSDISK_MACHINE_CDROM_START);
else
grub_sprintf (dev, "(%cd%u",
(grub_root_drive & 0x80) ? 'h' : 'f',
grub_root_drive & 0x7f);
grub_sprintf (dev, "(%cd%u", (grub_root_drive & 0x80) ? 'h' : 'f',
grub_root_drive & 0x7f);
if (grub_install_dos_part >= 0)
grub_sprintf (dev + grub_strlen (dev), ",%u", grub_install_dos_part + 1);