1 | /* |
2 | * Copyright 2008 Advanced Micro Devices, Inc. |
3 | * |
4 | * Permission is hereby granted, free of charge, to any person obtaining a |
5 | * copy of this software and associated documentation files (the "Software"), |
6 | * to deal in the Software without restriction, including without limitation |
7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
8 | * and/or sell copies of the Software, and to permit persons to whom the |
9 | * Software is furnished to do so, subject to the following conditions: |
10 | * |
11 | * The above copyright notice and this permission notice shall be included in |
12 | * all copies or substantial portions of the Software. |
13 | * |
14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
17 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
18 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
19 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
20 | * OTHER DEALINGS IN THE SOFTWARE. |
21 | * |
22 | * Author: Stanislaw Skowronek |
23 | */ |
24 | |
25 | #ifndef ATOM_H |
26 | #define ATOM_H |
27 | |
28 | #include <linux/types.h> |
29 | |
30 | struct drm_device; |
31 | |
32 | #define ATOM_BIOS_MAGIC 0xAA55 |
33 | #define ATOM_ATI_MAGIC_PTR 0x30 |
34 | #define ATOM_ATI_MAGIC " 761295520" |
35 | #define ATOM_ROM_TABLE_PTR 0x48 |
36 | |
37 | #define ATOM_ROM_MAGIC "ATOM" |
38 | #define ATOM_ROM_MAGIC_PTR 4 |
39 | |
40 | #define ATOM_ROM_MSG_PTR 0x10 |
41 | #define ATOM_ROM_CMD_PTR 0x1E |
42 | #define ATOM_ROM_DATA_PTR 0x20 |
43 | |
44 | #define ATOM_CMD_INIT 0 |
45 | #define ATOM_CMD_SETSCLK 0x0A |
46 | #define ATOM_CMD_SETMCLK 0x0B |
47 | #define ATOM_CMD_SETPCLK 0x0C |
48 | #define ATOM_CMD_SPDFANCNTL 0x39 |
49 | |
50 | #define ATOM_DATA_FWI_PTR 0xC |
51 | #define ATOM_DATA_IIO_PTR 0x32 |
52 | |
53 | #define ATOM_FWI_DEFSCLK_PTR 8 |
54 | #define ATOM_FWI_DEFMCLK_PTR 0xC |
55 | #define ATOM_FWI_MAXSCLK_PTR 0x24 |
56 | #define ATOM_FWI_MAXMCLK_PTR 0x28 |
57 | |
58 | #define ATOM_CT_SIZE_PTR 0 |
59 | #define ATOM_CT_WS_PTR 4 |
60 | #define ATOM_CT_PS_PTR 5 |
61 | #define ATOM_CT_PS_MASK 0x7F |
62 | #define ATOM_CT_CODE_PTR 6 |
63 | |
64 | #define ATOM_OP_CNT 127 |
65 | #define ATOM_OP_EOT 91 |
66 | |
67 | #define ATOM_CASE_MAGIC 0x63 |
68 | #define ATOM_CASE_END 0x5A5A |
69 | |
70 | #define ATOM_ARG_REG 0 |
71 | #define ATOM_ARG_PS 1 |
72 | #define ATOM_ARG_WS 2 |
73 | #define ATOM_ARG_FB 3 |
74 | #define ATOM_ARG_ID 4 |
75 | #define ATOM_ARG_IMM 5 |
76 | #define ATOM_ARG_PLL 6 |
77 | #define ATOM_ARG_MC 7 |
78 | |
79 | #define ATOM_SRC_DWORD 0 |
80 | #define ATOM_SRC_WORD0 1 |
81 | #define ATOM_SRC_WORD8 2 |
82 | #define ATOM_SRC_WORD16 3 |
83 | #define ATOM_SRC_BYTE0 4 |
84 | #define ATOM_SRC_BYTE8 5 |
85 | #define ATOM_SRC_BYTE16 6 |
86 | #define ATOM_SRC_BYTE24 7 |
87 | |
88 | #define ATOM_WS_QUOTIENT 0x40 |
89 | #define ATOM_WS_REMAINDER 0x41 |
90 | #define ATOM_WS_DATAPTR 0x42 |
91 | #define ATOM_WS_SHIFT 0x43 |
92 | #define ATOM_WS_OR_MASK 0x44 |
93 | #define ATOM_WS_AND_MASK 0x45 |
94 | #define ATOM_WS_FB_WINDOW 0x46 |
95 | #define ATOM_WS_ATTRIBUTES 0x47 |
96 | #define ATOM_WS_REGPTR 0x48 |
97 | |
98 | #define ATOM_IIO_NOP 0 |
99 | #define ATOM_IIO_START 1 |
100 | #define ATOM_IIO_READ 2 |
101 | #define ATOM_IIO_WRITE 3 |
102 | #define ATOM_IIO_CLEAR 4 |
103 | #define ATOM_IIO_SET 5 |
104 | #define ATOM_IIO_MOVE_INDEX 6 |
105 | #define ATOM_IIO_MOVE_ATTR 7 |
106 | #define ATOM_IIO_MOVE_DATA 8 |
107 | #define ATOM_IIO_END 9 |
108 | |
109 | #define ATOM_IO_MM 0 |
110 | #define ATOM_IO_PCI 1 |
111 | #define ATOM_IO_SYSIO 2 |
112 | #define ATOM_IO_IIO 0x80 |
113 | |
114 | #define STRLEN_NORMAL 32 |
115 | #define STRLEN_LONG 64 |
116 | #define STRLEN_VERYLONG 254 |
117 | |
118 | struct card_info { |
119 | struct drm_device *dev; |
120 | void (*reg_write)(struct card_info *info, |
121 | u32 reg, uint32_t val); /* filled by driver */ |
122 | uint32_t (*reg_read)(struct card_info *info, uint32_t reg); /* filled by driver */ |
123 | void (*mc_write)(struct card_info *info, |
124 | u32 reg, uint32_t val); /* filled by driver */ |
125 | uint32_t (*mc_read)(struct card_info *info, uint32_t reg); /* filled by driver */ |
126 | void (*pll_write)(struct card_info *info, |
127 | u32 reg, uint32_t val); /* filled by driver */ |
128 | uint32_t (*pll_read)(struct card_info *info, uint32_t reg); /* filled by driver */ |
129 | }; |
130 | |
131 | struct atom_context { |
132 | struct card_info *card; |
133 | struct mutex mutex; |
134 | void *bios; |
135 | uint32_t cmd_table, data_table; |
136 | uint16_t *iio; |
137 | |
138 | uint16_t data_block; |
139 | uint32_t fb_base; |
140 | uint32_t divmul[2]; |
141 | uint16_t io_attr; |
142 | uint16_t reg_block; |
143 | uint8_t shift; |
144 | int cs_equal, cs_above; |
145 | int io_mode; |
146 | uint32_t *scratch; |
147 | int scratch_size_bytes; |
148 | |
149 | uint8_t name[STRLEN_LONG]; |
150 | uint8_t vbios_pn[STRLEN_LONG]; |
151 | uint32_t version; |
152 | uint8_t vbios_ver_str[STRLEN_NORMAL]; |
153 | uint8_t date[STRLEN_NORMAL]; |
154 | }; |
155 | |
156 | extern int amdgpu_atom_debug; |
157 | |
158 | struct atom_context *amdgpu_atom_parse(struct card_info *card, void *bios); |
159 | int amdgpu_atom_execute_table(struct atom_context *ctx, int index, uint32_t *params); |
160 | int amdgpu_atom_asic_init(struct atom_context *ctx); |
161 | void amdgpu_atom_destroy(struct atom_context *ctx); |
162 | bool (struct atom_context *ctx, int index, uint16_t *size, |
163 | uint8_t *frev, uint8_t *crev, uint16_t *data_start); |
164 | bool (struct atom_context *ctx, int index, |
165 | uint8_t *frev, uint8_t *crev); |
166 | #include "atom-types.h" |
167 | #include "atombios.h" |
168 | #include "ObjectID.h" |
169 | |
170 | #endif |
171 | |