LXR linux/drivers/video/riva/nvreg.h

   1/* $XConsortium: nvreg.h /main/2 1996/10/28 05:13:41 kaleb $ */
   2/*
   3 * Copyright 1996-1997  David J. McKay
   4 *
   5 * Permission is hereby granted, free of charge, to any person obtaining a
   6 * copy of this software and associated documentation files (the "Software"),
   7 * to deal in the Software without restriction, including without limitation
   8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   9 * and/or sell copies of the Software, and to permit persons to whom the
  10 * Software is furnished to do so, subject to the following conditions:
  11 *
  12 * The above copyright notice and this permission notice shall be included in
  13 * all copies or substantial portions of the Software.
  14 *
  15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18 * DAVID J. MCKAY BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  19 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
  20 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  21 * SOFTWARE.
  22 */
  23
  24/* $XFree86: xc/programs/Xserver/hw/xfree86/vga256/drivers/nv/nvreg.h,v 3.2.2.1 1998/01/18 10:35:36 hohndel Exp $ */
  25
  26#ifndef __NVREG_H_
  27#define __NVREG_H_
  28
  29/* Little macro to construct bitmask for contiguous ranges of bits */
  30#define BITMASK(t,b) (((unsigned)(1U << (((t)-(b)+1)))-1)  << (b))
  31#define MASKEXPAND(mask) BITMASK(1?mask,0?mask)
  32
  33/* Macro to set specific bitfields (mask has to be a macro x:y) ! */
  34#define SetBF(mask,value) ((value) << (0?mask))
  35#define GetBF(var,mask) (((unsigned)((var) & MASKEXPAND(mask))) >> (0?mask) )
  36
  37#define MaskAndSetBF(var,mask,value) (var)=(((var)&(~MASKEXPAND(mask)) \
  38                                             | SetBF(mask,value)))
  39
  40#define DEVICE_BASE(device) (0?NV##_##device)
  41#define DEVICE_SIZE(device) ((1?NV##_##device) - DEVICE_BASE(device)+1)
  42
  43/* This is where we will have to have conditional compilation */
  44#define DEVICE_ACCESS(device,reg) \
  45  nvCONTROL[(NV_##device##_##reg)/4]
  46
  47#define DEVICE_WRITE(device,reg,value) DEVICE_ACCESS(device,reg)=(value)
  48#define DEVICE_READ(device,reg)        DEVICE_ACCESS(device,reg)
  49#define DEVICE_PRINT(device,reg) \
  50  ErrorF("NV_"#device"_"#reg"=#%08lx\n",DEVICE_ACCESS(device,reg))
  51#define DEVICE_DEF(device,mask,value) \
  52  SetBF(NV_##device##_##mask,NV_##device##_##mask##_##value)
  53#define DEVICE_VALUE(device,mask,value) SetBF(NV_##device##_##mask,value)
  54#define DEVICE_MASK(device,mask) MASKEXPAND(NV_##device##_##mask)
  55
  56#define PDAC_Write(reg,value)           DEVICE_WRITE(PDAC,reg,value)
  57#define PDAC_Read(reg)                  DEVICE_READ(PDAC,reg)
  58#define PDAC_Print(reg)                 DEVICE_PRINT(PDAC,reg)
  59#define PDAC_Def(mask,value)            DEVICE_DEF(PDAC,mask,value)
  60#define PDAC_Val(mask,value)            DEVICE_VALUE(PDAC,mask,value)
  61#define PDAC_Mask(mask)                 DEVICE_MASK(PDAC,mask)
  62
  63#define PFB_Write(reg,value)            DEVICE_WRITE(PFB,reg,value)
  64#define PFB_Read(reg)                   DEVICE_READ(PFB,reg)
  65#define PFB_Print(reg)                  DEVICE_PRINT(PFB,reg)
  66#define PFB_Def(mask,value)             DEVICE_DEF(PFB,mask,value)
  67#define PFB_Val(mask,value)             DEVICE_VALUE(PFB,mask,value)
  68#define PFB_Mask(mask)                  DEVICE_MASK(PFB,mask)
  69
  70#define PRM_Write(reg,value)            DEVICE_WRITE(PRM,reg,value)
  71#define PRM_Read(reg)                   DEVICE_READ(PRM,reg)
  72#define PRM_Print(reg)                  DEVICE_PRINT(PRM,reg)
  73#define PRM_Def(mask,value)             DEVICE_DEF(PRM,mask,value)
  74#define PRM_Val(mask,value)             DEVICE_VALUE(PRM,mask,value)
  75#define PRM_Mask(mask)                  DEVICE_MASK(PRM,mask)
  76
  77#define PGRAPH_Write(reg,value)         DEVICE_WRITE(PGRAPH,reg,value)
  78#define PGRAPH_Read(reg)                DEVICE_READ(PGRAPH,reg)
  79#define PGRAPH_Print(reg)               DEVICE_PRINT(PGRAPH,reg)
  80#define PGRAPH_Def(mask,value)          DEVICE_DEF(PGRAPH,mask,value)
  81#define PGRAPH_Val(mask,value)          DEVICE_VALUE(PGRAPH,mask,value)
  82#define PGRAPH_Mask(mask)               DEVICE_MASK(PGRAPH,mask)
  83
  84#define PDMA_Write(reg,value)           DEVICE_WRITE(PDMA,reg,value)
  85#define PDMA_Read(reg)                  DEVICE_READ(PDMA,reg)
  86#define PDMA_Print(reg)                 DEVICE_PRINT(PDMA,reg)
  87#define PDMA_Def(mask,value)            DEVICE_DEF(PDMA,mask,value)
  88#define PDMA_Val(mask,value)            DEVICE_VALUE(PDMA,mask,value)
  89#define PDMA_Mask(mask)                 DEVICE_MASK(PDMA,mask)
  90
  91#define PTIMER_Write(reg,value)         DEVICE_WRITE(PTIMER,reg,value)
  92#define PTIMER_Read(reg)                DEVICE_READ(PTIMER,reg)
  93#define PTIMER_Print(reg)               DEVICE_PRINT(PTIMER,reg)
  94#define PTIMER_Def(mask,value)          DEVICE_DEF(PTIMER,mask,value)
  95#define PTIMER_Val(mask,value)          DEVICE_VALUE(PTIEMR,mask,value)
  96#define PTIMER_Mask(mask)               DEVICE_MASK(PTIMER,mask)
  97
  98#define PEXTDEV_Write(reg,value)         DEVICE_WRITE(PEXTDEV,reg,value)
  99#define PEXTDEV_Read(reg)                DEVICE_READ(PEXTDEV,reg)
 100#define PEXTDEV_Print(reg)               DEVICE_PRINT(PEXTDEV,reg)
 101#define PEXTDEV_Def(mask,value)          DEVICE_DEF(PEXTDEV,mask,value)
 102#define PEXTDEV_Val(mask,value)          DEVICE_VALUE(PEXTDEV,mask,value)
 103#define PEXTDEV_Mask(mask)               DEVICE_MASK(PEXTDEV,mask)
 104
 105#define PFIFO_Write(reg,value)          DEVICE_WRITE(PFIFO,reg,value)
 106#define PFIFO_Read(reg)                 DEVICE_READ(PFIFO,reg)
 107#define PFIFO_Print(reg)                DEVICE_PRINT(PFIFO,reg)
 108#define PFIFO_Def(mask,value)           DEVICE_DEF(PFIFO,mask,value)
 109#define PFIFO_Val(mask,value)           DEVICE_VALUE(PFIFO,mask,value)
 110#define PFIFO_Mask(mask)                DEVICE_MASK(PFIFO,mask)
 111
 112#define PRAM_Write(reg,value)           DEVICE_WRITE(PRAM,reg,value)
 113#define PRAM_Read(reg)                  DEVICE_READ(PRAM,reg)
 114#define PRAM_Print(reg)                 DEVICE_PRINT(PRAM,reg)
 115#define PRAM_Def(mask,value)            DEVICE_DEF(PRAM,mask,value)
 116#define PRAM_Val(mask,value)            DEVICE_VALUE(PRAM,mask,value)
 117#define PRAM_Mask(mask)                 DEVICE_MASK(PRAM,mask)
 118
 119#define PRAMFC_Write(reg,value)         DEVICE_WRITE(PRAMFC,reg,value)
 120#define PRAMFC_Read(reg)                DEVICE_READ(PRAMFC,reg)
 121#define PRAMFC_Print(reg)               DEVICE_PRINT(PRAMFC,reg)
 122#define PRAMFC_Def(mask,value)          DEVICE_DEF(PRAMFC,mask,value)
 123#define PRAMFC_Val(mask,value)          DEVICE_VALUE(PRAMFC,mask,value)
 124#define PRAMFC_Mask(mask)               DEVICE_MASK(PRAMFC,mask)
 125
 126#define PMC_Write(reg,value)            DEVICE_WRITE(PMC,reg,value)
 127#define PMC_Read(reg)                   DEVICE_READ(PMC,reg)
 128#define PMC_Print(reg)                  DEVICE_PRINT(PMC,reg)
 129#define PMC_Def(mask,value)             DEVICE_DEF(PMC,mask,value)
 130#define PMC_Val(mask,value)             DEVICE_VALUE(PMC,mask,value)
 131#define PMC_Mask(mask)                  DEVICE_MASK(PMC,mask)
 132
 133#define PMC_Write(reg,value)            DEVICE_WRITE(PMC,reg,value)
 134#define PMC_Read(reg)                   DEVICE_READ(PMC,reg)
 135#define PMC_Print(reg)                  DEVICE_PRINT(PMC,reg)
 136#define PMC_Def(mask,value)             DEVICE_DEF(PMC,mask,value)
 137#define PMC_Val(mask,value)             DEVICE_VALUE(PMC,mask,value)
 138#define PMC_Mask(mask)                  DEVICE_MASK(PMC,mask)
 139
 140
 141#define PBUS_Write(reg,value)         DEVICE_WRITE(PBUS,reg,value)
 142#define PBUS_Read(reg)                DEVICE_READ(PBUS,reg)
 143#define PBUS_Print(reg)               DEVICE_PRINT(PBUS,reg)
 144#define PBUS_Def(mask,value)          DEVICE_DEF(PBUS,mask,value)
 145#define PBUS_Val(mask,value)          DEVICE_VALUE(PBUS,mask,value)
 146#define PBUS_Mask(mask)               DEVICE_MASK(PBUS,mask)
 147
 148
 149#define PRAMDAC_Write(reg,value)         DEVICE_WRITE(PRAMDAC,reg,value)
 150#define PRAMDAC_Read(reg)                DEVICE_READ(PRAMDAC,reg)
 151#define PRAMDAC_Print(reg)               DEVICE_PRINT(PRAMDAC,reg)
 152#define PRAMDAC_Def(mask,value)          DEVICE_DEF(PRAMDAC,mask,value)
 153#define PRAMDAC_Val(mask,value)          DEVICE_VALUE(PRAMDAC,mask,value)
 154#define PRAMDAC_Mask(mask)               DEVICE_MASK(PRAMDAC,mask)
 155
 156
 157#define PDAC_ReadExt(reg) \
 158  ((PDAC_Write(INDEX_LO,(NV_PDAC_EXT_##reg) & 0xff)),\
 159  (PDAC_Write(INDEX_HI,((NV_PDAC_EXT_##reg) >> 8) & 0xff)),\
 160  (PDAC_Read(INDEX_DATA)))
 161
 162#define PDAC_WriteExt(reg,value)\
 163  ((PDAC_Write(INDEX_LO,(NV_PDAC_EXT_##reg) & 0xff)),\
 164  (PDAC_Write(INDEX_HI,((NV_PDAC_EXT_##reg) >> 8) & 0xff)),\
 165  (PDAC_Write(INDEX_DATA,(value))))
 166
 167#define CRTC_Write(index,value) outb((index), 0x3d4); outb(value, 0x3d5)
 168#define CRTC_Read(index) (outb(index, 0x3d4),inb(0x3d5))
 169
 170#define PCRTC_Write(index,value) CRTC_Write(NV_PCRTC_##index,value)
 171#define PCRTC_Read(index) CRTC_Read(NV_PCRTC_##index)
 172
 173#define PCRTC_Def(mask,value)          DEVICE_DEF(PCRTC,mask,value)
 174#define PCRTC_Val(mask,value)          DEVICE_VALUE(PCRTC,mask,value)
 175#define PCRTC_Mask(mask)               DEVICE_MASK(PCRTC,mask)
 176
 177#define SR_Write(index,value) outb(0x3c4,(index));outb(0x3c5,value)
 178#define SR_Read(index) (outb(0x3c4,index),inb(0x3c5))
 179
 180extern volatile unsigned  *nvCONTROL;
 181
 182typedef enum {NV1,NV3,NV4,NumNVChips} NVChipType;
 183
 184NVChipType GetChipType(void);
 185
 186#endif
 187
 188
 189