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/* ieee1275.h - Access the Open Firmware client interface. */
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2003,2004,2005,2007,2009 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/>.
*/
#ifndef GRUB_IEEE1275_MACHINE_HEADER
#define GRUB_IEEE1275_MACHINE_HEADER 1
#include <grub/types.h>
#define GRUB_IEEE1275_CELL_SIZEOF 8
typedef grub_uint64_t grub_ieee1275_cell_t;
/* Encoding of 'mode' argument to grub_ieee1275_map_physical() */
#define IEEE1275_MAP_WRITE 0x0001 /* Writable */
#define IEEE1275_MAP_READ 0x0002 /* Readable */
#define IEEE1275_MAP_EXEC 0x0004 /* Executable */
#define IEEE1275_MAP_LOCKED 0x0010 /* Locked in TLB */
#define IEEE1275_MAP_CACHED 0x0020 /* Cacheable */
#define IEEE1275_MAP_SE 0x0040 /* Side-effects */
#define IEEE1275_MAP_GLOBAL 0x0080 /* Global */
#define IEEE1275_MAP_IE 0x0100 /* Invert Endianness */
#define IEEE1275_MAP_DEFAULT (IEEE1275_MAP_WRITE | IEEE1275_MAP_READ | \
IEEE1275_MAP_EXEC | IEEE1275_MAP_CACHED)
extern int EXPORT_FUNC(grub_ieee1275_claim_vaddr) (grub_addr_t vaddr,
grub_size_t size);
extern int EXPORT_FUNC(grub_ieee1275_alloc_physmem) (grub_addr_t *paddr,
grub_size_t size,
grub_uint32_t align);
extern grub_uint64_t EXPORT_FUNC(grub_ieee1275_num_blocks) (grub_uint32_t ihandle);
extern grub_uint64_t EXPORT_FUNC(grub_ieee1275_num_blocks64) (grub_uint32_t ihandle);
extern grub_addr_t EXPORT_VAR (grub_ieee1275_original_stack);
#endif /* ! GRUB_IEEE1275_MACHINE_HEADER */
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