/*
   * linux/arch/unicore32/include/mach/hardware.h
   *
   * Code specific to PKUnity SoC and UniCore ISA
   *
   * Copyright (C) 2001-2010 GUAN Xue-tao
   *
   * 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 file contains the hardware definitions for PKUnity architecture
   */
  
  #ifndef __MACH_PUV3_HARDWARE_H__
  #define __MACH_PUV3_HARDWARE_H__
  
  #include "PKUnity.h"

  #ifndef __ASSEMBLY__
  #define io_p2v(x)	(void __iomem *)((x) - PKUNITY_MMIO_BASE)
  #define io_v2p(x)	(phys_addr_t)((x) + PKUNITY_MMIO_BASE)
  #else

  #define io_p2v(x)	((x) - PKUNITY_MMIO_BASE)
  #define io_v2p(x)	((x) + PKUNITY_MMIO_BASE)

  #endif
  
  #define PCIBIOS_MIN_IO			0x4000 /* should lower than 64KB */

  #define PCIBIOS_MIN_MEM			io_v2p(PKUNITY_PCIMEM_BASE)

  
  /*
   * We override the standard dma-mask routines for bouncing.
   */
  #define	HAVE_ARCH_PCI_SET_DMA_MASK
  
  #define pcibios_assign_all_busses()	1
  
  #endif  /* __MACH_PUV3_HARDWARE_H__ */