drivers/staging/vt6656/tpci.h

   1 /*
   2  * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
   3  * All rights reserved.
   4  *
   5
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License along
  17  * with this program; if not, write to the Free Software Foundation, Inc.,
  18  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19
  20  *
  21  *
  22  * File: tpci.h
  23  *
  24  * Purpose: PCI routines
  25  *
  26  * Author: Tevin Chen
  27  *
  28  * Date: May 21, 1996
  29  *
  30  */
  31
  32
  33 #ifndef __TPCI_H__
  34 #define __TPCI_H__
  35
  36 #if !defined(__TTYPE_H__)
  37 #include "ttype.h"
  38 #endif
  39
  40
  41
  42
  43 /*---------------------  Export Definitions -------------------------*/
  44 #define MAX_PCI_BUS             4       // max. # of PCI bus that we support
  45 #define MAX_PCI_DEVICE          32      // max. # of PCI devices
  46
  47
  48 //
  49 // Registers in the PCI configuration space
  50 //
  51 #define PCI_REG_VENDOR_ID       0x00    //
  52 #define PCI_REG_DEVICE_ID       0x02    //
  53 #define PCI_REG_COMMAND         0x04    //
  54 #define PCI_REG_STATUS          0x06    //
  55 #define PCI_REG_REV_ID          0x08    //
  56 #define PCI_REG_CLASS_CODE      0x09    //
  57 #define PCI_REG_CACHELINE_SIZE  0x0C    //
  58 #define PCI_REG_LAT_TIMER       0x0D    //
  59 #define PCI_REG_HDR_TYPE        0x0E    //
  60 #define PCI_REG_BIST            0x0F    //
  61
  62 #define PCI_REG_BAR0            0x10    //
  63 #define PCI_REG_BAR1            0x14    //
  64 #define PCI_REG_BAR2            0x18    //
  65 #define PCI_REG_CARDBUS_CIS_PTR 0x28    //
  66
  67 #define PCI_REG_SUB_VEN_ID      0x2C    //
  68 #define PCI_REG_SUB_SYS_ID      0x2E    //
  69 #define PCI_REG_EXP_ROM_BAR     0x30    //
  70 #define PCI_REG_CAP             0x34    //
  71
  72 #define PCI_REG_INT_LINE        0x3C    //
  73 #define PCI_REG_INT_PIN         0x3D    //
  74 #define PCI_REG_MIN_GNT         0x3E    //
  75 #define PCI_REG_MAX_LAT         0x3F    //
  76
  77 #define PCI_REG_MAX_SIZE        0x100   // maximun total PCI registers
  78
  79
  80 //
  81 // Bits in the COMMAND register
  82 //
  83 #define COMMAND_BUSM        0x04        //
  84 #define COMMAND_WAIT        0x80        //
  85
  86 /*---------------------  Export Types  ------------------------------*/
  87
  88 /*---------------------  Export Macros ------------------------------*/
  89
  90 // macro MAKE Bus Dev Fun ID into WORD
  91 #define MAKE_BDF_TO_WORD(byBusId, byDevId, byFunId) \
  92     MAKEWORD(                                       \
  93         ((((BYTE)(byDevId)) & 0x1F) << 3) +         \
  94             (((BYTE)(byFunId)) & 0x07),             \
  95         (byBusId)                                   \
  96         )
  97
  98 #define GET_BUSID(wBusDevFunId) \
  99     HIBYTE(wBusDevFunId)
 100
 101 #define GET_DEVID(wBusDevFunId) \
 102     (LOBYTE(wBusDevFunId) >> 3)
 103
 104 #define GET_FUNID(wBusDevFunId) \
 105     (LOBYTE(wBusDevFunId) & 0x07)
 106
 107
 108 /*---------------------  Export Classes  ----------------------------*/
 109
 110 /*---------------------  Export Variables  --------------------------*/
 111
 112 /*---------------------  Export Functions  --------------------------*/
 113
 114
 115
 116
 117 #endif // __TPCI_H__
 118
 119