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1 /* $XConsortium: nvreg.h /main/2 1996/10/28 05:13:41 kaleb $ */
3 * Copyright 1996-1997 David J. McKay
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:
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
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
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 $ */
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)
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) )
37 #define MaskAndSetBF(var,mask,value) (var)=(((var)&(~MASKEXPAND(mask)) \
40 #define DEVICE_BASE(device) (0?NV##_##device)
41 #define DEVICE_SIZE(device) ((1?NV##_##device) - DEVICE_BASE(device)+1)
43 /* This is where we will have to have conditional compilation */
44 #define DEVICE_ACCESS(device,reg) \
45 nvCONTROL[(NV_##device##_##reg)/4]
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)
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)
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)
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)
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)
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)
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)
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)
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)
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)
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)
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)
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)
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)
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)
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)))
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))))
167 #define CRTC_Write(index,value) outb((index), 0x3d4); outb(value, 0x3d5)
168 #define CRTC_Read(index) (outb(index, 0x3d4),inb(0x3d5))
170 #define PCRTC_Write(index,value) CRTC_Write(NV_PCRTC_##index,value)
171 #define PCRTC_Read(index) CRTC_Read(NV_PCRTC_##index)
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)
177 #define SR_Write(index,value) outb(0x3c4,(index));outb(0x3c5,value)
178 #define SR_Read(index) (outb(0x3c4,index),inb(0x3c5))
180 extern volatile unsigned *nvCONTROL
;
182 typedef enum {NV1
,NV3
,NV4
,NumNVChips
} NVChipType
;
184 NVChipType
GetChipType(void);