37 lines
1.3 KiB
C
37 lines
1.3 KiB
C
|
/*
|
||
|
|
* linux/include/asm-arm/arch-netx/memory.h
|
||
|
|
*
|
||
|
|
* Copyright (C) 2005 Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix
|
||
|
|
*
|
||
|
|
* 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
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef __ASM_ARCH_MEMORY_H
|
||
|
|
#define __ASM_ARCH_MEMORY_H
|
||
|
|
|
||
|
|
#define PHYS_OFFSET UL(0x80000000)
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Virtual view <-> DMA view memory address translations
|
||
|
|
* virt_to_bus: Used to translate the virtual address to an
|
||
|
|
* address suitable to be passed to set_dma_addr
|
||
|
|
* bus_to_virt: Used to convert an address for DMA operations
|
||
|
|
* to an address that the kernel can use.
|
||
|
|
*/
|
||
|
|
#define __virt_to_bus(x) __virt_to_phys(x)
|
||
|
|
#define __bus_to_virt(x) __phys_to_virt(x)
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|