1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * Common Intel AGPGART and GTT definitions.
4 */
5#ifndef _INTEL_AGP_H
6#define _INTEL_AGP_H
7
8/* Intel registers */
9#define INTEL_APSIZE 0xb4
10#define INTEL_ATTBASE 0xb8
11#define INTEL_AGPCTRL 0xb0
12#define INTEL_NBXCFG 0x50
13#define INTEL_ERRSTS 0x91
14
15/* Intel i830 registers */
16#define I830_GMCH_CTRL 0x52
17#define I830_GMCH_ENABLED 0x4
18#define I830_GMCH_MEM_MASK 0x1
19#define I830_GMCH_MEM_64M 0x1
20#define I830_GMCH_MEM_128M 0
21#define I830_GMCH_GMS_MASK 0x70
22#define I830_GMCH_GMS_DISABLED 0x00
23#define I830_GMCH_GMS_LOCAL 0x10
24#define I830_GMCH_GMS_STOLEN_512 0x20
25#define I830_GMCH_GMS_STOLEN_1024 0x30
26#define I830_GMCH_GMS_STOLEN_8192 0x40
27#define I830_RDRAM_CHANNEL_TYPE 0x03010
28#define I830_RDRAM_ND(x) (((x) & 0x20) >> 5)
29#define I830_RDRAM_DDT(x) (((x) & 0x18) >> 3)
30
31/* This one is for I830MP w. an external graphic card */
32#define INTEL_I830_ERRSTS 0x92
33
34/* Intel 855GM/852GM registers */
35#define I855_GMCH_GMS_MASK 0xF0
36#define I855_GMCH_GMS_STOLEN_0M 0x0
37#define I855_GMCH_GMS_STOLEN_1M (0x1 << 4)
38#define I855_GMCH_GMS_STOLEN_4M (0x2 << 4)
39#define I855_GMCH_GMS_STOLEN_8M (0x3 << 4)
40#define I855_GMCH_GMS_STOLEN_16M (0x4 << 4)
41#define I855_GMCH_GMS_STOLEN_32M (0x5 << 4)
42#define I85X_CAPID 0x44
43#define I85X_VARIANT_MASK 0x7
44#define I85X_VARIANT_SHIFT 5
45#define I855_GME 0x0
46#define I855_GM 0x4
47#define I852_GME 0x2
48#define I852_GM 0x5
49
50/* Intel i845 registers */
51#define INTEL_I845_AGPM 0x51
52#define INTEL_I845_ERRSTS 0xc8
53
54/* Intel i860 registers */
55#define INTEL_I860_MCHCFG 0x50
56#define INTEL_I860_ERRSTS 0xc8
57
58/* Intel i810 registers */
59#define I810_GMADR_BAR 0
60#define I810_MMADR_BAR 1
61#define I810_PTE_BASE 0x10000
62#define I810_PTE_MAIN_UNCACHED 0x00000000
63#define I810_PTE_LOCAL 0x00000002
64#define I810_PTE_VALID 0x00000001
65#define I830_PTE_SYSTEM_CACHED 0x00000006
66
67#define I810_SMRAM_MISCC 0x70
68#define I810_GFX_MEM_WIN_SIZE 0x00010000
69#define I810_GFX_MEM_WIN_32M 0x00010000
70#define I810_GMS 0x000000c0
71#define I810_GMS_DISABLE 0x00000000
72#define I810_PGETBL_CTL 0x2020
73#define I810_PGETBL_ENABLED 0x00000001
74/* Note: PGETBL_CTL2 has a different offset on G33. */
75#define I965_PGETBL_CTL2 0x20c4
76#define I965_PGETBL_SIZE_MASK 0x0000000e
77#define I965_PGETBL_SIZE_512KB (0 << 1)
78#define I965_PGETBL_SIZE_256KB (1 << 1)
79#define I965_PGETBL_SIZE_128KB (2 << 1)
80#define I965_PGETBL_SIZE_1MB (3 << 1)
81#define I965_PGETBL_SIZE_2MB (4 << 1)
82#define I965_PGETBL_SIZE_1_5MB (5 << 1)
83#define G33_GMCH_SIZE_MASK (3 << 8)
84#define G33_GMCH_SIZE_1M (1 << 8)
85#define G33_GMCH_SIZE_2M (2 << 8)
86#define G4x_GMCH_SIZE_MASK (0xf << 8)
87#define G4x_GMCH_SIZE_1M (0x1 << 8)
88#define G4x_GMCH_SIZE_2M (0x3 << 8)
89#define G4x_GMCH_SIZE_VT_EN (0x8 << 8)
90#define G4x_GMCH_SIZE_VT_1M (G4x_GMCH_SIZE_1M | G4x_GMCH_SIZE_VT_EN)
91#define G4x_GMCH_SIZE_VT_1_5M ((0x2 << 8) | G4x_GMCH_SIZE_VT_EN)
92#define G4x_GMCH_SIZE_VT_2M (G4x_GMCH_SIZE_2M | G4x_GMCH_SIZE_VT_EN)
93
94#define GFX_FLSH_CNTL 0x2170 /* 915+ */
95
96#define I810_DRAM_CTL 0x3000
97#define I810_DRAM_ROW_0 0x00000001
98#define I810_DRAM_ROW_0_SDRAM 0x00000001
99
100/* Intel 815 register */
101#define INTEL_815_APCONT 0x51
102#define INTEL_815_ATTBASE_MASK ~0x1FFFFFFF
103
104/* Intel i820 registers */
105#define INTEL_I820_RDCR 0x51
106#define INTEL_I820_ERRSTS 0xc8
107
108/* Intel i840 registers */
109#define INTEL_I840_MCHCFG 0x50
110#define INTEL_I840_ERRSTS 0xc8
111
112/* Intel i850 registers */
113#define INTEL_I850_MCHCFG 0x50
114#define INTEL_I850_ERRSTS 0xc8
115
116/* intel 915G registers */
117#define I915_GMADR_BAR 2
118#define I915_MMADR_BAR 0
119#define I915_PTE_BAR 3
120#define I915_GMCH_GMS_STOLEN_48M (0x6 << 4)
121#define I915_GMCH_GMS_STOLEN_64M (0x7 << 4)
122#define G33_GMCH_GMS_STOLEN_128M (0x8 << 4)
123#define G33_GMCH_GMS_STOLEN_256M (0x9 << 4)
124#define INTEL_GMCH_GMS_STOLEN_96M (0xa << 4)
125#define INTEL_GMCH_GMS_STOLEN_160M (0xb << 4)
126#define INTEL_GMCH_GMS_STOLEN_224M (0xc << 4)
127#define INTEL_GMCH_GMS_STOLEN_352M (0xd << 4)
128
129#define I915_IFPADDR 0x60
130#define I830_HIC 0x70
131
132/* Intel 965G registers */
133#define I965_MSAC 0x62
134#define I965_IFPADDR 0x70
135
136/* Intel 7505 registers */
137#define INTEL_I7505_APSIZE 0x74
138#define INTEL_I7505_NCAPID 0x60
139#define INTEL_I7505_NISTAT 0x6c
140#define INTEL_I7505_ATTBASE 0x78
141#define INTEL_I7505_ERRSTS 0x42
142#define INTEL_I7505_AGPCTRL 0x70
143#define INTEL_I7505_MCHCFG 0x50
144
145/* pci devices ids */
146#define PCI_DEVICE_ID_INTEL_E7221_HB 0x2588
147#define PCI_DEVICE_ID_INTEL_E7221_IG 0x258a
148#define PCI_DEVICE_ID_INTEL_82946GZ_HB 0x2970
149#define PCI_DEVICE_ID_INTEL_82946GZ_IG 0x2972
150#define PCI_DEVICE_ID_INTEL_82G35_HB 0x2980
151#define PCI_DEVICE_ID_INTEL_82G35_IG 0x2982
152#define PCI_DEVICE_ID_INTEL_82965Q_HB 0x2990
153#define PCI_DEVICE_ID_INTEL_82965Q_IG 0x2992
154#define PCI_DEVICE_ID_INTEL_82965G_HB 0x29A0
155#define PCI_DEVICE_ID_INTEL_82965G_IG 0x29A2
156#define PCI_DEVICE_ID_INTEL_82965GM_HB 0x2A00
157#define PCI_DEVICE_ID_INTEL_82965GM_IG 0x2A02
158#define PCI_DEVICE_ID_INTEL_82965GME_HB 0x2A10
159#define PCI_DEVICE_ID_INTEL_82965GME_IG 0x2A12
160#define PCI_DEVICE_ID_INTEL_82945GME_HB 0x27AC
161#define PCI_DEVICE_ID_INTEL_82945GME_IG 0x27AE
162#define PCI_DEVICE_ID_INTEL_PINEVIEW_M_HB 0xA010
163#define PCI_DEVICE_ID_INTEL_PINEVIEW_M_IG 0xA011
164#define PCI_DEVICE_ID_INTEL_PINEVIEW_HB 0xA000
165#define PCI_DEVICE_ID_INTEL_PINEVIEW_IG 0xA001
166#define PCI_DEVICE_ID_INTEL_G33_HB 0x29C0
167#define PCI_DEVICE_ID_INTEL_G33_IG 0x29C2
168#define PCI_DEVICE_ID_INTEL_Q35_HB 0x29B0
169#define PCI_DEVICE_ID_INTEL_Q35_IG 0x29B2
170#define PCI_DEVICE_ID_INTEL_Q33_HB 0x29D0
171#define PCI_DEVICE_ID_INTEL_Q33_IG 0x29D2
172#define PCI_DEVICE_ID_INTEL_B43_HB 0x2E40
173#define PCI_DEVICE_ID_INTEL_B43_IG 0x2E42
174#define PCI_DEVICE_ID_INTEL_B43_1_HB 0x2E90
175#define PCI_DEVICE_ID_INTEL_B43_1_IG 0x2E92
176#define PCI_DEVICE_ID_INTEL_GM45_HB 0x2A40
177#define PCI_DEVICE_ID_INTEL_GM45_IG 0x2A42
178#define PCI_DEVICE_ID_INTEL_EAGLELAKE_HB 0x2E00
179#define PCI_DEVICE_ID_INTEL_EAGLELAKE_IG 0x2E02
180#define PCI_DEVICE_ID_INTEL_Q45_HB 0x2E10
181#define PCI_DEVICE_ID_INTEL_Q45_IG 0x2E12
182#define PCI_DEVICE_ID_INTEL_G45_HB 0x2E20
183#define PCI_DEVICE_ID_INTEL_G45_IG 0x2E22
184#define PCI_DEVICE_ID_INTEL_G41_HB 0x2E30
185#define PCI_DEVICE_ID_INTEL_G41_IG 0x2E32
186#define PCI_DEVICE_ID_INTEL_IRONLAKE_D_HB 0x0040
187#define PCI_DEVICE_ID_INTEL_IRONLAKE_D2_HB 0x0069
188#define PCI_DEVICE_ID_INTEL_IRONLAKE_D_IG 0x0042
189#define PCI_DEVICE_ID_INTEL_IRONLAKE_M_HB 0x0044
190#define PCI_DEVICE_ID_INTEL_IRONLAKE_MA_HB 0x0062
191#define PCI_DEVICE_ID_INTEL_IRONLAKE_MC2_HB 0x006a
192#define PCI_DEVICE_ID_INTEL_IRONLAKE_M_IG 0x0046
193
194#endif
195