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- | 1 | /* Chipset independant registers (from AGP Spec) */ |
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- | 2 | #define AGP_APBASE 0x10 |
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- | 3 | ||
- | 4 | #define AGPSTAT 0x4 |
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- | 5 | #define AGPCMD 0x8 |
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- | 6 | #define AGPNISTAT 0xc |
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- | 7 | #define AGPCTRL 0x10 |
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- | 8 | #define AGPAPSIZE 0x14 |
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- | 9 | #define AGPNEPG 0x16 |
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- | 10 | #define AGPGARTLO 0x18 |
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- | 11 | #define AGPGARTHI 0x1c |
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- | 12 | #define AGPNICMD 0x20 |
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- | 13 | ||
- | 14 | ||
- | 15 | #define AGP_MAJOR_VERSION_SHIFT (20) |
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- | 16 | #define AGP_MINOR_VERSION_SHIFT (16) |
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- | 17 | ||
- | 18 | #define AGPSTAT_RQ_DEPTH (0xff000000) |
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- | 19 | #define AGPSTAT_RQ_DEPTH_SHIFT 24 |
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- | 20 | ||
- | 21 | #define AGPSTAT_CAL_MASK (1<<12|1<<11|1<<10) |
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- | 22 | #define AGPSTAT_ARQSZ (1<<15|1<<14|1<<13) |
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- | 23 | #define AGPSTAT_ARQSZ_SHIFT 13 |
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- | 24 | ||
- | 25 | #define AGPSTAT_SBA (1<<9) |
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- | 26 | #define AGPSTAT_AGP_ENABLE (1<<8) |
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- | 27 | #define AGPSTAT_FW (1<<4) |
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- | 28 | #define AGPSTAT_MODE_3_0 (1<<3) |
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- | 29 | ||
- | 30 | #define AGPSTAT2_1X (1<<0) |
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- | 31 | #define AGPSTAT2_2X (1<<1) |
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- | 32 | #define AGPSTAT2_4X (1<<2) |
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- | 33 | ||
- | 34 | #define AGPSTAT3_RSVD (1<<2) |
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- | 35 | #define AGPSTAT3_8X (1<<1) |
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- | 36 | #define AGPSTAT3_4X (1) |
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- | 37 | ||
- | 38 | #define AGPCTRL_APERENB (1<<8) |
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- | 39 | #define AGPCTRL_GTLBEN (1<<7) |
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- | 40 | ||
- | 41 | #define AGP2_RESERVED_MASK 0x00fffcc8 |
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- | 42 | #define AGP3_RESERVED_MASK 0x00ff00c4 |
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- | 43 | ||
- | 44 | #define AGP_ERRATA_FASTWRITES 1<<0 |
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- | 45 | #define AGP_ERRATA_SBA 1<<1 |
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- | 46 | #define AGP_ERRATA_1X 1<<2 |
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- | 47 | ||
- | 48 | ||
- | 49 | ||
1 | /* Intel registers */ |
50 | /* Intel registers */ |
2 | #define INTEL_APSIZE 0xb4 |
51 | #define INTEL_APSIZE 0xb4 |
3 | #define INTEL_ATTBASE 0xb8 |
52 | #define INTEL_ATTBASE 0xb8 |
4 | #define INTEL_AGPCTRL 0xb0 |
53 | #define INTEL_AGPCTRL 0xb0 |
5 | #define INTEL_NBXCFG 0x50 |
54 | #define INTEL_NBXCFG 0x50 |
Line 23... | Line 72... | ||
23 | typedef struct |
72 | typedef struct |
24 | { |
73 | { |
25 | PCITAG PciTag; |
74 | PCITAG PciTag; |
Line 26... | Line 75... | ||
26 | 75 | ||
27 | aper_size_t *previous_size; |
76 | aper_size_t *aperture_sizes; |
- | 77 | aper_size_t *current_size; |
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28 | aper_size_t *current_size; |
78 | aper_size_t *previous_size; |
Line 29... | Line 79... | ||
29 | int aperture_size_idx; |
79 | int aperture_size_idx; |
30 | 80 | ||
Line 31... | Line 81... | ||
31 | u32_t volatile *gatt_table; |
81 | u32_t volatile *gatt_table; |
32 | addr_t gatt_dma; |
82 | addr_t gatt_dma; |
Line -... | Line 83... | ||
- | 83 | ||
- | 84 | addr_t apbase_config; |
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- | 85 | addr_t gart_addr; |
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- | 86 | ||
- | 87 | u32_t flags; |
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- | 88 | u32_t mode; |
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33 | 89 | ||
- | 90 | int capndx; |
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34 | addr_t apbase_config; |
91 | |
35 | addr_t gart_addr; |
92 | char major_version; |
36 | 93 | char minor_version; |
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37 | // void *aperture_sizes; |
94 | |
38 | // int num_aperture_sizes; |
95 | // int num_aperture_sizes; |
39 | // enum aper_size_type size_type; |
96 | // enum aper_size_type size_type; |
40 | // int cant_use_aperture; |
97 | // int cant_use_aperture; |
41 | // int needs_scratch_page; |
98 | // int needs_scratch_page; |
42 | // struct gatt_mask *masks; |
99 | // struct gatt_mask *masks; |
43 | int (*fetch_size)(void *); |
100 | int (*fetch_size)(); |
44 | int (*configure)(void *); |
101 | int (*configure)(); |
45 | // void (*agp_enable)(struct agp_bridge_data *, u32); |
102 | // void (*agp_enable)(struct agp_bridge_data *, u32); |
46 | // void (*cleanup)(void); |
103 | // void (*cleanup)(void); |
47 | void (*tlb_flush)(void *); |
104 | void (*tlb_flush)(); |
48 | // u32_t (*mask_memory)(struct agp_bridge_data *,u32_t, int); |
105 | // u32_t (*mask_memory)(struct agp_bridge_data *,u32_t, int); |
49 | // void (*cache_flush)(void); |
106 | // void (*cache_flush)(void); |
50 | // int (*create_gatt_table)(struct agp_bridge_data *); |
107 | int (*create_gatt_table)(); |
51 | // int (*free_gatt_table)(struct agp_bridge_data *); |
108 | // int (*free_gatt_table)(struct agp_bridge_data *); |