1/*
2 * linux/arch/unicore32/include/mach/hardware.h
3 *
4 * Code specific to PKUnity SoC and UniCore ISA
5 *
6 * Copyright (C) 2001-2010 GUAN Xue-tao
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
11 *
12 * This file contains the hardware definitions for PKUnity architecture
13 */
14
15#ifndef __MACH_PUV3_HARDWARE_H__
16#define __MACH_PUV3_HARDWARE_H__
17
18#include <mach/PKUnity.h>
19
20#ifndef __ASSEMBLY__
21#define io_p2v(x)	(void __iomem *)((x) - PKUNITY_MMIO_BASE)
22#define io_v2p(x)	(phys_addr_t)((x) + PKUNITY_MMIO_BASE)
23#else
24#define io_p2v(x)	((x) - PKUNITY_MMIO_BASE)
25#define io_v2p(x)	((x) + PKUNITY_MMIO_BASE)
26#endif
27
28#define PCIBIOS_MIN_IO			0x4000 /* should lower than 64KB */
29#define PCIBIOS_MIN_MEM			io_v2p(PKUNITY_PCIMEM_BASE)
30
31/*
32 * We override the standard dma-mask routines for bouncing.
33 */
34#define	HAVE_ARCH_PCI_SET_DMA_MASK
35
36#define pcibios_assign_all_busses()	1
37
38#endif  /* __MACH_PUV3_HARDWARE_H__ */
39