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