1 /*
2  * Common Intel AGPGART and GTT definitions.
3  */
4 #ifndef _INTEL_AGP_H
5 #define _INTEL_AGP_H
6 
7 /* Intel registers */
8 #define INTEL_APSIZE	0xb4
9 #define INTEL_ATTBASE	0xb8
10 #define INTEL_AGPCTRL	0xb0
11 #define INTEL_NBXCFG	0x50
12 #define INTEL_ERRSTS	0x91
13 
14 /* Intel i830 registers */
15 #define I830_GMCH_CTRL			0x52
16 #define I830_GMCH_ENABLED		0x4
17 #define I830_GMCH_MEM_MASK		0x1
18 #define I830_GMCH_MEM_64M		0x1
19 #define I830_GMCH_MEM_128M		0
20 #define I830_GMCH_GMS_MASK		0x70
21 #define I830_GMCH_GMS_DISABLED		0x00
22 #define I830_GMCH_GMS_LOCAL		0x10
23 #define I830_GMCH_GMS_STOLEN_512	0x20
24 #define I830_GMCH_GMS_STOLEN_1024	0x30
25 #define I830_GMCH_GMS_STOLEN_8192	0x40
26 #define I830_RDRAM_CHANNEL_TYPE		0x03010
27 #define I830_RDRAM_ND(x)		(((x) & 0x20) >> 5)
28 #define I830_RDRAM_DDT(x)		(((x) & 0x18) >> 3)
29 
30 /* This one is for I830MP w. an external graphic card */
31 #define INTEL_I830_ERRSTS	0x92
32 
33 /* Intel 855GM/852GM registers */
34 #define I855_GMCH_GMS_MASK		0xF0
35 #define I855_GMCH_GMS_STOLEN_0M		0x0
36 #define I855_GMCH_GMS_STOLEN_1M		(0x1 << 4)
37 #define I855_GMCH_GMS_STOLEN_4M		(0x2 << 4)
38 #define I855_GMCH_GMS_STOLEN_8M		(0x3 << 4)
39 #define I855_GMCH_GMS_STOLEN_16M	(0x4 << 4)
40 #define I855_GMCH_GMS_STOLEN_32M	(0x5 << 4)
41 #define I85X_CAPID			0x44
42 #define I85X_VARIANT_MASK		0x7
43 #define I85X_VARIANT_SHIFT		5
44 #define I855_GME			0x0
45 #define I855_GM				0x4
46 #define I852_GME			0x2
47 #define I852_GM				0x5
48 
49 /* Intel i845 registers */
50 #define INTEL_I845_AGPM		0x51
51 #define INTEL_I845_ERRSTS	0xc8
52 
53 /* Intel i860 registers */
54 #define INTEL_I860_MCHCFG	0x50
55 #define INTEL_I860_ERRSTS	0xc8
56 
57 /* Intel i810 registers */
58 #define I810_GMADDR		0x10
59 #define I810_MMADDR		0x14
60 #define I810_PTE_BASE		0x10000
61 #define I810_PTE_MAIN_UNCACHED	0x00000000
62 #define I810_PTE_LOCAL		0x00000002
63 #define I810_PTE_VALID		0x00000001
64 #define I830_PTE_SYSTEM_CACHED  0x00000006
65 /* GT PTE cache control fields */
66 #define GEN6_PTE_UNCACHED	0x00000002
67 #define GEN6_PTE_LLC		0x00000004
68 #define GEN6_PTE_LLC_MLC	0x00000006
69 #define GEN6_PTE_GFDT		0x00000008
70 
71 #define I810_SMRAM_MISCC	0x70
72 #define I810_GFX_MEM_WIN_SIZE	0x00010000
73 #define I810_GFX_MEM_WIN_32M	0x00010000
74 #define I810_GMS		0x000000c0
75 #define I810_GMS_DISABLE	0x00000000
76 #define I810_PGETBL_CTL		0x2020
77 #define I810_PGETBL_ENABLED	0x00000001
78 /* Note: PGETBL_CTL2 has a different offset on G33. */
79 #define I965_PGETBL_CTL2	0x20c4
80 #define I965_PGETBL_SIZE_MASK	0x0000000e
81 #define I965_PGETBL_SIZE_512KB	(0 << 1)
82 #define I965_PGETBL_SIZE_256KB	(1 << 1)
83 #define I965_PGETBL_SIZE_128KB	(2 << 1)
84 #define I965_PGETBL_SIZE_1MB	(3 << 1)
85 #define I965_PGETBL_SIZE_2MB	(4 << 1)
86 #define I965_PGETBL_SIZE_1_5MB	(5 << 1)
87 #define G33_GMCH_SIZE_MASK	(3 << 8)
88 #define G33_GMCH_SIZE_1M	(1 << 8)
89 #define G33_GMCH_SIZE_2M	(2 << 8)
90 #define G4x_GMCH_SIZE_MASK	(0xf << 8)
91 #define G4x_GMCH_SIZE_1M	(0x1 << 8)
92 #define G4x_GMCH_SIZE_2M	(0x3 << 8)
93 #define G4x_GMCH_SIZE_VT_1M	(0x9 << 8)
94 #define G4x_GMCH_SIZE_VT_1_5M	(0xa << 8)
95 #define G4x_GMCH_SIZE_VT_2M	(0xc << 8)
96 
97 #define GFX_FLSH_CNTL		0x2170 /* 915+ */
98 
99 #define I810_DRAM_CTL		0x3000
100 #define I810_DRAM_ROW_0		0x00000001
101 #define I810_DRAM_ROW_0_SDRAM	0x00000001
102 
103 /* Intel 815 register */
104 #define INTEL_815_APCONT	0x51
105 #define INTEL_815_ATTBASE_MASK	~0x1FFFFFFF
106 
107 /* Intel i820 registers */
108 #define INTEL_I820_RDCR		0x51
109 #define INTEL_I820_ERRSTS	0xc8
110 
111 /* Intel i840 registers */
112 #define INTEL_I840_MCHCFG	0x50
113 #define INTEL_I840_ERRSTS	0xc8
114 
115 /* Intel i850 registers */
116 #define INTEL_I850_MCHCFG	0x50
117 #define INTEL_I850_ERRSTS	0xc8
118 
119 /* intel 915G registers */
120 #define I915_GMADDR	0x18
121 #define I915_MMADDR	0x10
122 #define I915_PTEADDR	0x1C
123 #define I915_GMCH_GMS_STOLEN_48M	(0x6 << 4)
124 #define I915_GMCH_GMS_STOLEN_64M	(0x7 << 4)
125 #define G33_GMCH_GMS_STOLEN_128M	(0x8 << 4)
126 #define G33_GMCH_GMS_STOLEN_256M	(0x9 << 4)
127 #define INTEL_GMCH_GMS_STOLEN_96M	(0xa << 4)
128 #define INTEL_GMCH_GMS_STOLEN_160M	(0xb << 4)
129 #define INTEL_GMCH_GMS_STOLEN_224M	(0xc << 4)
130 #define INTEL_GMCH_GMS_STOLEN_352M	(0xd << 4)
131 
132 #define I915_IFPADDR    0x60
133 #define I830_HIC        0x70
134 
135 /* Intel 965G registers */
136 #define I965_MSAC 0x62
137 #define I965_IFPADDR    0x70
138 
139 /* Intel 7505 registers */
140 #define INTEL_I7505_APSIZE	0x74
141 #define INTEL_I7505_NCAPID	0x60
142 #define INTEL_I7505_NISTAT	0x6c
143 #define INTEL_I7505_ATTBASE	0x78
144 #define INTEL_I7505_ERRSTS	0x42
145 #define INTEL_I7505_AGPCTRL	0x70
146 #define INTEL_I7505_MCHCFG	0x50
147 
148 #define SNB_GMCH_CTRL	0x50
149 #define SNB_GMCH_GMS_STOLEN_MASK	0xF8
150 #define SNB_GMCH_GMS_STOLEN_32M		(1 << 3)
151 #define SNB_GMCH_GMS_STOLEN_64M		(2 << 3)
152 #define SNB_GMCH_GMS_STOLEN_96M		(3 << 3)
153 #define SNB_GMCH_GMS_STOLEN_128M	(4 << 3)
154 #define SNB_GMCH_GMS_STOLEN_160M	(5 << 3)
155 #define SNB_GMCH_GMS_STOLEN_192M	(6 << 3)
156 #define SNB_GMCH_GMS_STOLEN_224M	(7 << 3)
157 #define SNB_GMCH_GMS_STOLEN_256M	(8 << 3)
158 #define SNB_GMCH_GMS_STOLEN_288M	(9 << 3)
159 #define SNB_GMCH_GMS_STOLEN_320M	(0xa << 3)
160 #define SNB_GMCH_GMS_STOLEN_352M	(0xb << 3)
161 #define SNB_GMCH_GMS_STOLEN_384M	(0xc << 3)
162 #define SNB_GMCH_GMS_STOLEN_416M	(0xd << 3)
163 #define SNB_GMCH_GMS_STOLEN_448M	(0xe << 3)
164 #define SNB_GMCH_GMS_STOLEN_480M	(0xf << 3)
165 #define SNB_GMCH_GMS_STOLEN_512M	(0x10 << 3)
166 #define SNB_GTT_SIZE_0M			(0 << 8)
167 #define SNB_GTT_SIZE_1M			(1 << 8)
168 #define SNB_GTT_SIZE_2M			(2 << 8)
169 #define SNB_GTT_SIZE_MASK		(3 << 8)
170 
171 /* pci devices ids */
172 #define PCI_DEVICE_ID_INTEL_E7221_HB	0x2588
173 #define PCI_DEVICE_ID_INTEL_E7221_IG	0x258a
174 #define PCI_DEVICE_ID_INTEL_82946GZ_HB      0x2970
175 #define PCI_DEVICE_ID_INTEL_82946GZ_IG      0x2972
176 #define PCI_DEVICE_ID_INTEL_82G35_HB     0x2980
177 #define PCI_DEVICE_ID_INTEL_82G35_IG     0x2982
178 #define PCI_DEVICE_ID_INTEL_82965Q_HB       0x2990
179 #define PCI_DEVICE_ID_INTEL_82965Q_IG       0x2992
180 #define PCI_DEVICE_ID_INTEL_82965G_HB       0x29A0
181 #define PCI_DEVICE_ID_INTEL_82965G_IG       0x29A2
182 #define PCI_DEVICE_ID_INTEL_82965GM_HB      0x2A00
183 #define PCI_DEVICE_ID_INTEL_82965GM_IG      0x2A02
184 #define PCI_DEVICE_ID_INTEL_82965GME_HB     0x2A10
185 #define PCI_DEVICE_ID_INTEL_82965GME_IG     0x2A12
186 #define PCI_DEVICE_ID_INTEL_82945GME_HB     0x27AC
187 #define PCI_DEVICE_ID_INTEL_82945GME_IG     0x27AE
188 #define PCI_DEVICE_ID_INTEL_PINEVIEW_M_HB        0xA010
189 #define PCI_DEVICE_ID_INTEL_PINEVIEW_M_IG        0xA011
190 #define PCI_DEVICE_ID_INTEL_PINEVIEW_HB         0xA000
191 #define PCI_DEVICE_ID_INTEL_PINEVIEW_IG         0xA001
192 #define PCI_DEVICE_ID_INTEL_G33_HB          0x29C0
193 #define PCI_DEVICE_ID_INTEL_G33_IG          0x29C2
194 #define PCI_DEVICE_ID_INTEL_Q35_HB          0x29B0
195 #define PCI_DEVICE_ID_INTEL_Q35_IG          0x29B2
196 #define PCI_DEVICE_ID_INTEL_Q33_HB          0x29D0
197 #define PCI_DEVICE_ID_INTEL_Q33_IG          0x29D2
198 #define PCI_DEVICE_ID_INTEL_B43_HB          0x2E40
199 #define PCI_DEVICE_ID_INTEL_B43_IG          0x2E42
200 #define PCI_DEVICE_ID_INTEL_B43_1_HB        0x2E90
201 #define PCI_DEVICE_ID_INTEL_B43_1_IG        0x2E92
202 #define PCI_DEVICE_ID_INTEL_GM45_HB         0x2A40
203 #define PCI_DEVICE_ID_INTEL_GM45_IG         0x2A42
204 #define PCI_DEVICE_ID_INTEL_EAGLELAKE_HB        0x2E00
205 #define PCI_DEVICE_ID_INTEL_EAGLELAKE_IG        0x2E02
206 #define PCI_DEVICE_ID_INTEL_Q45_HB          0x2E10
207 #define PCI_DEVICE_ID_INTEL_Q45_IG          0x2E12
208 #define PCI_DEVICE_ID_INTEL_G45_HB          0x2E20
209 #define PCI_DEVICE_ID_INTEL_G45_IG          0x2E22
210 #define PCI_DEVICE_ID_INTEL_G41_HB          0x2E30
211 #define PCI_DEVICE_ID_INTEL_G41_IG          0x2E32
212 #define PCI_DEVICE_ID_INTEL_IRONLAKE_D_HB	    0x0040
213 #define PCI_DEVICE_ID_INTEL_IRONLAKE_D_IG	    0x0042
214 #define PCI_DEVICE_ID_INTEL_IRONLAKE_M_HB	    0x0044
215 #define PCI_DEVICE_ID_INTEL_IRONLAKE_MA_HB	    0x0062
216 #define PCI_DEVICE_ID_INTEL_IRONLAKE_MC2_HB    0x006a
217 #define PCI_DEVICE_ID_INTEL_IRONLAKE_M_IG	    0x0046
218 #define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB		0x0100  /* Desktop */
219 #define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_GT1_IG		0x0102
220 #define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_GT2_IG		0x0112
221 #define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_GT2_PLUS_IG	0x0122
222 #define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB		0x0104  /* Mobile */
223 #define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_GT1_IG	0x0106
224 #define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_GT2_IG	0x0116
225 #define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_GT2_PLUS_IG	0x0126
226 #define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_S_HB		0x0108  /* Server */
227 #define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_S_IG		0x010A
228 
229 int intel_gmch_probe(struct pci_dev *pdev,
230 			       struct agp_bridge_data *bridge);
231 void intel_gmch_remove(struct pci_dev *pdev);
232 #endif
233