release/src-rt-6.x.4708/cfe/cfe/arch/mips/board/p6064/include/pci_machdep.h

   1 /*
   2  * Copyright (c) 2001,2002,2003 SiByte, Inc.  All rights reserved.
   3  */
   4
   5 #ifndef _PCI_MACHDEP_H_
   6 #define _PCI_MACHDEP_H_
   7
   8 /*
   9  * Machine-specific definitions for PCI autoconfiguration.
  10  *
  11  * See the comments in pci_machdep.c for more explanation.
  12  */
  13
  14 #include "lib_types.h"
  15
  16 /*
  17  * Address types, as integers.
  18  */
  19 typedef uint32_t pci_addr_t;
  20 typedef uint64_t phys_addr_t;   /* ZBbus physical addresses. */
  21
  22 /*
  23  * Root of the bus hierarchy, one per host bridge.
  24  */
  25 typedef struct pciroot_s *pciroot_t;
  26
  27 #define PCI_ROOTMAX 1
  28
  29 /*
  30  * Configuration tag; created from a {bus,device,function} triplet by
  31  * pci_make_tag(), and passed to pci_conf_read() and pci_conf_write().
  32  */
  33 typedef uint32_t pcitag_t;
  34
  35 /*
  36  * Type of a value read from or written to a configuration register.
  37  * Always 32 bits.
  38  */
  39 typedef uint32_t pcireg_t;
  40
  41 /*
  42  * The number of rooted bus trees to be configured (i.e., host bridges
  43  * with independent address spaces).
  44  */
  45 #define PCI_HOST_PORTS 1
  46 #define PCI_PORTMAX    0x00
  47
  48 #endif /* _PCI_MACHDEP_H_ */