blob: 6d8d2df3e99db4ae3a759cc1d9bf31898ccfd031 [file] [log] [blame]
Sascha Hauerbb6d8c82006-06-19 15:27:53 +01001/*
2 * linux/include/asm-arm/arch-netx/memory.h
3 *
4 * Copyright (C) 2005 Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2
8 * as published by the Free Software Foundation.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 */
19
20#ifndef __ASM_ARCH_MEMORY_H
21#define __ASM_ARCH_MEMORY_H
22
23#define PHYS_OFFSET UL(0x80000000)
24
25/*
26 * Virtual view <-> DMA view memory address translations
27 * virt_to_bus: Used to translate the virtual address to an
28 * address suitable to be passed to set_dma_addr
29 * bus_to_virt: Used to convert an address for DMA operations
30 * to an address that the kernel can use.
31 */
32#define __virt_to_bus(x) __virt_to_phys(x)
33#define __bus_to_virt(x) __phys_to_virt(x)
34
35#endif
36