KernelLand/Kernel/arch/armv6/pci.c

   1 /*
   2  *
   3  */
   4 #include <acess.h>
   5 #include <drv_pci_int.h>
   6
   7 // Realview
   8 //#define PCI_BASE      0x60000000
   9
  10 //#define PCI_BASE      0xF0400000      // VMM Mapping
  11 #define PCI_BASE        0
  12
  13 // === CODE ===
  14 void PCI_CfgWriteDWord(Uint32 Addr, Uint32 Data)
  15 {
  16         #if PCI_BASE
  17         Uint32  address = PCI_BASE | Addr;
  18         *(Uint32*)(address) = Data;
  19         #else
  20         #endif
  21 }
  22
  23 Uint32 PCI_CfgReadDWord(Uint32 Addr)
  24 {
  25         #if PCI_BASE
  26         Uint32  address = PCI_BASE | Addr;
  27         return *(Uint32*)address;
  28         #else
  29         return 0xFFFFFFFF;
  30         #endif
  31 }
  32