xorg-server-1.4/hw/xfree86/os-support/linux/lnx_ev56.c

   1 /* This file has to be built with -mcpu=ev56 */
   2 #ifdef HAVE_XORG_CONFIG_H
   3 #include <xorg-config.h>
   4 #endif
   5
   6 #include <X11/X.h>
   7 #include "input.h"
   8 #include "scrnintstr.h"
   9 #include "compiler.h"
  10
  11 #include "xf86.h"
  12 #include "xf86Priv.h"
  13 #include "xf86_OSlib.h"
  14 #include "xf86OSpriv.h"
  15
  16 int readDense8(pointer Base, register unsigned long Offset);
  17 int readDense16(pointer Base, register unsigned long Offset);
  18 int readDense32(pointer Base, register unsigned long Offset);
  19 void
  20 writeDenseNB8(int Value, pointer Base, register unsigned long Offset);
  21 void
  22 writeDenseNB16(int Value, pointer Base, register unsigned long Offset);
  23 void
  24 writeDenseNB32(int Value, pointer Base, register unsigned long Offset);
  25 void
  26 writeDense8(int Value, pointer Base, register unsigned long Offset);
  27 void
  28 writeDense16(int Value, pointer Base, register unsigned long Offset);
  29 void
  30 writeDense32(int Value, pointer Base, register unsigned long Offset);
  31
  32 int
  33 readDense8(pointer Base, register unsigned long Offset)
  34 {
  35     mem_barrier();
  36     return *(volatile CARD8*) ((unsigned long)Base+(Offset));
  37 }
  38
  39 int
  40 readDense16(pointer Base, register unsigned long Offset)
  41 {
  42     mem_barrier();
  43     return *(volatile CARD16*) ((unsigned long)Base+(Offset));
  44 }
  45
  46 int
  47 readDense32(pointer Base, register unsigned long Offset)
  48 {
  49     mem_barrier();
  50     return *(volatile CARD32*)((unsigned long)Base+(Offset));
  51 }
  52
  53 void
  54 writeDenseNB8(int Value, pointer Base, register unsigned long Offset)
  55 {
  56     *(volatile CARD8*)((unsigned long)Base+(Offset)) = Value;
  57 }
  58
  59 void
  60 writeDenseNB16(int Value, pointer Base, register unsigned long Offset)
  61 {
  62     *(volatile CARD16*)((unsigned long)Base + (Offset)) = Value;
  63 }
  64
  65 void
  66 writeDenseNB32(int Value, pointer Base, register unsigned long Offset)
  67 {
  68     *(volatile CARD32*)((unsigned long)Base+(Offset)) = Value;
  69 }
  70
  71 void
  72 writeDense8(int Value, pointer Base, register unsigned long Offset)
  73 {
  74     write_mem_barrier();
  75     *(volatile CARD8 *)((unsigned long)Base+(Offset)) = Value;
  76 }
  77
  78 void
  79 writeDense16(int Value, pointer Base, register unsigned long Offset)
  80 {
  81     write_mem_barrier();
  82     *(volatile CARD16 *)((unsigned long)Base+(Offset)) = Value;
  83 }
  84
  85 void
  86 writeDense32(int Value, pointer Base, register unsigned long Offset)
  87 {
  88     write_mem_barrier();
  89     *(volatile CARD32 *)((unsigned long)Base+(Offset)) = Value;
  90 }
  91
  92
  93 #ifndef INCLUDE_XF86_NO_DOMAIN
  94
  95 void
  96 _dense_outb(char val, unsigned long port)
  97 {
  98   if ((port & ~0xffff) == 0) return _outb(val, port);
  99
 100   write_mem_barrier();
 101   *(volatile CARD8 *)port = val;
 102 }
 103
 104 void
 105 _dense_outw(short val, unsigned long port)
 106 {
 107   if ((port & ~0xffff) == 0) return _outw(val, port);
 108
 109   write_mem_barrier();
 110   *(volatile CARD16 *)port = val;
 111 }
 112
 113 void
 114 _dense_outl(int val, unsigned long port)
 115 {
 116   if ((port & ~0xffff) == 0) return _outl(val, port);
 117
 118   write_mem_barrier();
 119   *(volatile CARD32 *)port = val;
 120 }
 121
 122 unsigned int
 123 _dense_inb(unsigned long port)
 124 {
 125   if ((port & ~0xffff) == 0) return _inb(port);
 126
 127   mem_barrier();
 128   return *(volatile CARD8 *)port;
 129 }
 130
 131 unsigned int
 132 _dense_inw(unsigned long port)
 133 {
 134   if ((port & ~0xffff) == 0) return _inw(port);
 135
 136   mem_barrier();
 137   return *(volatile CARD16 *)port;
 138 }
 139
 140 unsigned int
 141 _dense_inl(unsigned long port)
 142 {
 143   if ((port & ~0xffff) == 0) return _inl(port);
 144
 145   mem_barrier();
 146   return *(volatile CARD32 *)port;
 147 }
 148
 149 #endif /* !INCLUDE_XF86_NO_DOMAIN */
 150