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/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2002, 2004, 2005 Free Software Foundation, Inc.
*
* This program 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 2 of the License, or
* (at your option) any later version.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef GRUB_INIT_MACHINE_HEADER
#define GRUB_INIT_MACHINE_HEADER 1
#include <grub/types.h>
#include <grub/symbol.h>
/* FIXME: Should these be declared in memory.h? */
extern grub_size_t EXPORT_VAR(grub_lower_mem);
extern grub_size_t EXPORT_VAR(grub_upper_mem);
extern grub_addr_t EXPORT_VAR(grub_os_area_addr);
extern grub_size_t EXPORT_VAR(grub_os_area_size);
/* Get the memory size in KB. If EXTENDED is zero, return conventional
memory, otherwise return extended memory. */
grub_uint16_t grub_get_memsize (int extended);
/* Get a packed EISA memory map. Lower 16 bits are between 1MB and 16MB
in 1KB parts, and upper 16 bits are above 16MB in 64KB parts. */
grub_uint32_t grub_get_eisa_mmap (void);
struct grub_machine_mmap_entry
{
grub_uint32_t size;
grub_uint64_t addr;
grub_uint64_t len;
grub_uint32_t type;
};
/* Get a memory map entry. Return next continuation value. Zero means
the end. */
grub_uint32_t grub_get_mmap_entry (struct grub_machine_mmap_entry *entry,
grub_uint32_t cont);
/* Turn on/off Gate A20. */
void grub_gate_a20 (int on);
/* Reboot the machine. */
void EXPORT_FUNC (grub_reboot) (void);
/* Halt the system, using APM if possible. If NO_APM is true, don't
* use APM even if it is available. */
void EXPORT_FUNC (grub_halt) (int no_apm);
#endif /* ! GRUB_INIT_MACHINE_HEADER */
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