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