grub/kern/i386/linuxbios/table.c
robertmh ca25d8f0c1 2007-10-31 Robert Millan <rmh@aybabtu.com>
* configure.ac: Add `i386-linuxbios' to the list of supported targets.

	* conf/i386-linuxbios.rmk: New file.

	* kern/i386/pc/hardware.c: Likewise.
	* term/i386/pc/at_keyboard.c: Likewise.
	* term/i386/pc/vga_text.c: Likewise.

	* include/grub/i386/linuxbios/boot.h: Likewise.
	* include/grub/i386/linuxbios/console.h: Likewise.
	* include/grub/i386/linuxbios/init.h: Likewise.
	* include/grub/i386/linuxbios/kernel.h: Likewise.
	* include/grub/i386/linuxbios/loader.h: Likewise.
	* include/grub/i386/linuxbios/memory.h: Likewise.
	* include/grub/i386/linuxbios/serial.h: Likewise.
	* include/grub/i386/linuxbios/time.h: Likewise.

	* kern/i386/linuxbios/init.c: Likewise.
	* kern/i386/linuxbios/startup.S: Likewise.
	* kern/i386/linuxbios/table.c: Likewise.
2007-10-31 22:35:13 +00:00

69 lines
2 KiB
C

/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2007 Free Software Foundation, Inc.
*
* GRUB is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GRUB is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
*/
#include <grub/machine/memory.h>
#include <grub/types.h>
#include <grub/err.h>
static grub_err_t
grub_linuxbios_table_iterate (grub_linuxbios_table_header_t table_header,
int (*hook) (grub_linuxbios_table_item_t))
{
grub_linuxbios_table_item_t table_item;
if (grub_memcmp (table_header->signature, "LBIO", 4))
grub_fatal ("Could not find LinuxBIOS table\n");
table_item =
(grub_linuxbios_table_item_t) ((long) table_header +
(long) table_header->size);
for (; table_item->size;
table_item = (grub_linuxbios_table_item_t) ((long) table_item + (long) table_item->size))
if (hook (table_item))
return 1;
return 0;
}
grub_err_t
grub_available_iterate (int (*hook) (mem_region_t))
{
mem_region_t mem_region;
auto int iterate_linuxbios_table (grub_linuxbios_table_item_t);
int iterate_linuxbios_table (grub_linuxbios_table_item_t table_item)
{
if (table_item->tag != GRUB_LINUXBIOS_MEMBER_MEMORY)
return 0;
mem_region =
(mem_region_t) ((long) table_item +
sizeof (struct grub_linuxbios_table_item));
for (; (long) mem_region < (long) table_item + (long) table_item->size;
mem_region++)
if (hook (mem_region))
return 1;
return 0;
}
grub_linuxbios_table_iterate (GRUB_MEMORY_MACHINE_LINUXBIOS_TABLE_ADDR,
iterate_linuxbios_table);
return 0;
}