drivers/staging/vt6655/tpci.h

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