u-boot/include/addr_map.h
Kumar Gala 63240ba88c Introduce addr_map library
Add a library that helps in translating between virtual and physical
addresses.  This library can be useful as a simple means to implement
map_physmem() and virt_to_phys() for platforms that need functionality
beyond the simple 1:1 mapping.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
2008-12-15 22:05:36 +01:00

30 lines
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C

#ifndef __ADDR_MAP_H
#define __ADDR_MAP_H
/*
* Copyright 2008 Freescale Semiconductor, Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* Version 2 as published by the Free Software Foundation.
*
* 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., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <asm/types.h>
extern phys_addr_t addrmap_virt_to_phys(void *vaddr);
extern unsigned long addrmap_phys_to_virt(phys_addr_t paddr);
extern void addrmap_set_entry(unsigned long vaddr, phys_addr_t paddr,
phys_size_t size, int idx);
#endif