include/asm-arm/arch-s3c44b0x/io.h

   1 /*
   2  *  linux/include/asm-arm/arch-s3c3410/io.h
   3  */
   4 #ifndef __ASM_ARM_ARCH_IO_H
   5 #define __ASM_ARM_ARCH_IO_H
   6
   7 #define IO_SPACE_LIMIT 0xffffffff
   8         /* Used in kernel/resource.c */
   9
  10 /*
  11  * We have the this routine to use usb host device driver
  12  */
  13
  14
  15 #define PCI_IO_VADDR      (0x0)
  16 #define PCI_MEMORY_VADDR  (0x0)
  17
  18 #define __io(a)                 (PCI_IO_VADDR + (a))
  19 #define __mem_pci(a)            ((unsigned long)(a))
  20 #define __mem_isa(a)            (PCI_MEMORY_VADDR + (unsigned long)(a))
  21
  22
  23 /*
  24  * These macros were copied from arch/armnommu/io.h and are used instead
  25  * of the definitions found there, because we want to do 16/32 bit i/o
  26  * without byte swapping.
  27  * --the
  28  */
  29
  30 #undef __io
  31
  32 #ifndef __iob
  33   #define __iob(a) __io(a)
  34 #endif
  35
  36 #define outb(v,p)       __raw_writeb(v, p)
  37 #define outw(v,p)       __raw_writew(v, p)
  38 #define outl(v,p)       __raw_writel(v, p)
  39
  40 #define inb(p)          ({ unsigned int __v = __raw_readb(p); __v; })
  41 #define inw(p)          ({ unsigned int __v = __raw_readw(p); __v; })
  42 #define inl(p)          ({ unsigned int __v = __raw_readl(p); __v; })
  43
  44 #define outsb(p,d,l)    __raw_writesb(p, d, l)
  45 #define outsw(p,d,l)    __raw_writesw(p, d, l)
  46 #define outsl(p,d,l)    __raw_writesl(p, d, l)
  47
  48 #define insb(p,d,l)     __raw_readsb(p, d, l)
  49 #define insw(p,d,l)     __raw_readsw(p, d, l)
  50 #define insl(p,d,l)     __raw_readsl(p, d, l)
  51
  52 /*
  53  * Validate the pci memory address for ioremap.
  54  */
  55 #define iomem_valid_addr(iomem,size)    (1)
  56
  57
  58 /*
  59  * Convert PCI memory space to a CPU physical address
  60  */
  61 #define iomem_to_phys(iomem)    (iomem)
  62
  63 #endif