arch/arm/mach-bcmring/include/mach/io.h

   1 /*
   2  *
   3  *  Copyright (C) 1999 ARM Limited
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   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 #ifndef __ASM_ARM_ARCH_IO_H
  20 #define __ASM_ARM_ARCH_IO_H
  21
  22 #include <mach/hardware.h>
  23
  24 #define IO_SPACE_LIMIT 0xffffffff
  25
  26 #define __io(a)         ((void __iomem *)HW_IO_PHYS_TO_VIRT(a))
  27
  28 /* Do not enable mem_pci for a big endian arm architecture or unexpected byteswaps will */
  29 /* happen in readw/writew etc. */
  30
  31 #define readb(c)        __raw_readb(c)
  32 #define readw(c)        __raw_readw(c)
  33 #define readl(c)        __raw_readl(c)
  34 #define readb_relaxed(addr) readb(addr)
  35 #define readw_relaxed(addr) readw(addr)
  36 #define readl_relaxed(addr) readl(addr)
  37
  38 #define readsb(p, d, l)   __raw_readsb(p, d, l)
  39 #define readsw(p, d, l)   __raw_readsw(p, d, l)
  40 #define readsl(p, d, l)   __raw_readsl(p, d, l)
  41
  42 #define writeb(v, c)     __raw_writeb(v, c)
  43 #define writew(v, c)     __raw_writew(v, c)
  44 #define writel(v, c)     __raw_writel(v, c)
  45
  46 #define writesb(p, d, l)  __raw_writesb(p, d, l)
  47 #define writesw(p, d, l)  __raw_writesw(p, d, l)
  48 #define writesl(p, d, l)  __raw_writesl(p, d, l)
  49
  50 #define memset_io(c, v, l)    _memset_io((c), (v), (l))
  51 #define memcpy_fromio(a, c, l)    _memcpy_fromio((a), (c), (l))
  52 #define memcpy_toio(c, a, l)  _memcpy_toio((c), (a), (l))
  53
  54 #define eth_io_copy_and_sum(s, c, l, b) eth_copy_and_sum((s), (c), (l), (b))
  55
  56 #endif