bsd/dev/arm/pci_device.h

   1 /*
   2  * Copyright (c) 2000-2007 Apple Inc. All rights reserved.
   3  */
   4 /*
   5  * @OSF_FREE_COPYRIGHT@
   6  *
   7  */
   8 /*
   9  * HISTORY
  10  *
  11  * Revision 1.2  1998/09/30 21:20:44  wsanchez
  12  * Merged in IntelMerge1 (mburg: Intel support)
  13  *
  14  * Revision 1.1.2.1  1998/09/30 18:18:50  mburg
  15  * Changes for Intel port
  16  *
  17  * Revision 1.1.1.1  1998/03/07 02:25:45  wsanchez
  18  * Import of OSF Mach kernel (~mburg)
  19  *
  20  * Revision 1.1.6.2  1995/12/15  10:52:14  bernadat
  21  *      Split dev and vendor ids.
  22  *      [95/11/15            bernadat]
  23  *
  24  * Revision 1.1.6.1  1995/02/23  17:22:27  alanl
  25  *      Taken from DIPC2_SHARED
  26  *      [1995/01/03  19:09:31  alanl]
  27  *
  28  * Revision 1.1.2.1  1994/10/11  18:24:42  rwd
  29  *      Created.
  30  *      [1994/10/11  18:15:31  rwd]
  31  *
  32  * $EndLog$
  33  */
  34 /*
  35  * Taken from
  36  *
  37  *  Copyright (c) 1994  Wolfgang Stanglmeier, Koeln, Germany
  38  *                      <wolf@dentaro.GUN.de>
  39  */
  40
  41 #ifndef __PCI_DEVICE_H__
  42 #define __PCI_DEVICE_H__
  43
  44 /*------------------------------------------------------------
  45  *
  46  *  Per driver structure.
  47  *
  48  *------------------------------------------------------------
  49 */
  50
  51 typedef unsigned short pci_vendor_id_t;
  52 typedef unsigned short pci_dev_id_t;
  53
  54 typedef union {
  55         unsigned long cfg1;
  56         struct {
  57                  unsigned char   enable;
  58                  unsigned char   forward;
  59                  unsigned short  port;
  60                } cfg2;
  61         } pcici_t;
  62
  63 struct pci_driver {
  64     int                 (*probe )(pcici_t pci_ident);   /* test whether device
  65                                                            is present */
  66     int                 (*attach)(pcici_t pci_ident);   /* setup driver for a
  67                                                            device */
  68     pci_vendor_id_t     vendor_id;                      /* vendor pci id */
  69     pci_dev_id_t        device_id;                      /* device pci id */
  70     char                *name;                          /* device name */
  71     char                *vendor;                        /* device long name */
  72     void                (*intr)(int);                   /* interupt handler */
  73 };
  74
  75 /*-----------------------------------------------------------
  76  *
  77  *  Per device structure.
  78  *
  79  *  It is initialized by the config utility and should live in
  80  *  "ioconf.c". At the moment there is only one field.
  81  *
  82  *  This is a first attempt to include the pci bus to 386bsd.
  83  *  So this structure may grow ..
  84  *
  85  *-----------------------------------------------------------
  86 */
  87
  88 struct pci_device {
  89         struct pci_driver * pd_driver;
  90 };
  91
  92 /*-----------------------------------------------------------
  93  *
  94  *  This functions may be used by drivers to map devices
  95  *  to virtual and physical addresses. The va and pa
  96  *  addresses are "in/out" parameters. If they are 0
  97  *  on entry, the mapping function assigns an address.
  98  *
  99  *-----------------------------------------------------------
 100 */
 101
 102 int pci_map_mem(pcici_t tag,
 103                 unsigned long entry,
 104                 vm_offset_t *va,
 105                 vm_offset_t *pa);
 106 #endif /*__PCI_DEVICE_H__*/