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/mutex.h> |
29 | #include <linux/types.h> |
30 | |
31 | #define ATOM_BIOS_MAGIC 0xAA55 |
32 | #define ATOM_ATI_MAGIC_PTR 0x30 |
33 | #define ATOM_ATI_MAGIC " 761295520" |
34 | #define ATOM_ROM_TABLE_PTR 0x48 |
35 | |
36 | #define ATOM_ROM_MAGIC "ATOM" |
37 | #define ATOM_ROM_MAGIC_PTR 4 |
38 | |
39 | #define ATOM_ROM_MSG_PTR 0x10 |
40 | #define ATOM_ROM_CMD_PTR 0x1E |
41 | #define ATOM_ROM_DATA_PTR 0x20 |
42 | |
43 | #define ATOM_CMD_INIT 0 |
44 | #define ATOM_CMD_SETSCLK 0x0A |
45 | #define ATOM_CMD_SETMCLK 0x0B |
46 | #define ATOM_CMD_SETPCLK 0x0C |
47 | #define ATOM_CMD_SPDFANCNTL 0x39 |
48 | |
49 | #define ATOM_DATA_FWI_PTR 0xC |
50 | #define ATOM_DATA_IIO_PTR 0x32 |
51 | |
52 | #define ATOM_FWI_DEFSCLK_PTR 8 |
53 | #define ATOM_FWI_DEFMCLK_PTR 0xC |
54 | #define ATOM_FWI_MAXSCLK_PTR 0x24 |
55 | #define ATOM_FWI_MAXMCLK_PTR 0x28 |
56 | |
57 | #define ATOM_CT_SIZE_PTR 0 |
58 | #define ATOM_CT_WS_PTR 4 |
59 | #define ATOM_CT_PS_PTR 5 |
60 | #define ATOM_CT_PS_MASK 0x7F |
61 | #define ATOM_CT_CODE_PTR 6 |
62 | |
63 | #define ATOM_OP_CNT 123 |
64 | #define ATOM_OP_EOT 91 |
65 | |
66 | #define ATOM_CASE_MAGIC 0x63 |
67 | #define ATOM_CASE_END 0x5A5A |
68 | |
69 | #define ATOM_ARG_REG 0 |
70 | #define ATOM_ARG_PS 1 |
71 | #define ATOM_ARG_WS 2 |
72 | #define ATOM_ARG_FB 3 |
73 | #define ATOM_ARG_ID 4 |
74 | #define ATOM_ARG_IMM 5 |
75 | #define ATOM_ARG_PLL 6 |
76 | #define ATOM_ARG_MC 7 |
77 | |
78 | #define ATOM_SRC_DWORD 0 |
79 | #define ATOM_SRC_WORD0 1 |
80 | #define ATOM_SRC_WORD8 2 |
81 | #define ATOM_SRC_WORD16 3 |
82 | #define ATOM_SRC_BYTE0 4 |
83 | #define ATOM_SRC_BYTE8 5 |
84 | #define ATOM_SRC_BYTE16 6 |
85 | #define ATOM_SRC_BYTE24 7 |
86 | |
87 | #define ATOM_WS_QUOTIENT 0x40 |
88 | #define ATOM_WS_REMAINDER 0x41 |
89 | #define ATOM_WS_DATAPTR 0x42 |
90 | #define ATOM_WS_SHIFT 0x43 |
91 | #define ATOM_WS_OR_MASK 0x44 |
92 | #define ATOM_WS_AND_MASK 0x45 |
93 | #define ATOM_WS_FB_WINDOW 0x46 |
94 | #define ATOM_WS_ATTRIBUTES 0x47 |
95 | #define ATOM_WS_REGPTR 0x48 |
96 | |
97 | #define ATOM_IIO_NOP 0 |
98 | #define ATOM_IIO_START 1 |
99 | #define ATOM_IIO_READ 2 |
100 | #define ATOM_IIO_WRITE 3 |
101 | #define ATOM_IIO_CLEAR 4 |
102 | #define ATOM_IIO_SET 5 |
103 | #define ATOM_IIO_MOVE_INDEX 6 |
104 | #define ATOM_IIO_MOVE_ATTR 7 |
105 | #define ATOM_IIO_MOVE_DATA 8 |
106 | #define ATOM_IIO_END 9 |
107 | |
108 | #define ATOM_IO_MM 0 |
109 | #define ATOM_IO_PCI 1 |
110 | #define ATOM_IO_SYSIO 2 |
111 | #define ATOM_IO_IIO 0x80 |
112 | |
113 | struct card_info { |
114 | struct drm_device *dev; |
115 | void (* reg_write)(struct card_info *, uint32_t, uint32_t); /* filled by driver */ |
116 | uint32_t (* reg_read)(struct card_info *, uint32_t); /* filled by driver */ |
117 | void (* ioreg_write)(struct card_info *, uint32_t, uint32_t); /* filled by driver */ |
118 | uint32_t (* ioreg_read)(struct card_info *, uint32_t); /* filled by driver */ |
119 | void (* mc_write)(struct card_info *, uint32_t, uint32_t); /* filled by driver */ |
120 | uint32_t (* mc_read)(struct card_info *, uint32_t); /* filled by driver */ |
121 | void (* pll_write)(struct card_info *, uint32_t, uint32_t); /* filled by driver */ |
122 | uint32_t (* pll_read)(struct card_info *, uint32_t); /* filled by driver */ |
123 | }; |
124 | |
125 | struct atom_context { |
126 | struct card_info *card; |
127 | struct mutex mutex; |
128 | struct mutex scratch_mutex; |
129 | void *bios; |
130 | uint32_t cmd_table, data_table; |
131 | uint16_t *iio; |
132 | |
133 | uint16_t data_block; |
134 | uint32_t fb_base; |
135 | uint32_t divmul[2]; |
136 | uint16_t io_attr; |
137 | uint16_t reg_block; |
138 | uint8_t shift; |
139 | int cs_equal, cs_above; |
140 | int io_mode; |
141 | uint32_t *scratch; |
142 | int scratch_size_bytes; |
143 | }; |
144 | |
145 | extern int atom_debug; |
146 | |
147 | struct atom_context *atom_parse(struct card_info *, void *); |
148 | int atom_execute_table(struct atom_context *, int, uint32_t *); |
149 | int atom_execute_table_scratch_unlocked(struct atom_context *, int, uint32_t *); |
150 | int atom_asic_init(struct atom_context *); |
151 | void atom_destroy(struct atom_context *); |
152 | bool (struct atom_context *ctx, int index, uint16_t *size, |
153 | uint8_t *frev, uint8_t *crev, uint16_t *data_start); |
154 | bool (struct atom_context *ctx, int index, |
155 | uint8_t *frev, uint8_t *crev); |
156 | int atom_allocate_fb_scratch(struct atom_context *ctx); |
157 | |
158 | struct i2c_msg; |
159 | struct i2c_adapter; |
160 | int radeon_atom_hw_i2c_xfer(struct i2c_adapter *i2c_adap, |
161 | struct i2c_msg *msgs, int num); |
162 | u32 radeon_atom_hw_i2c_func(struct i2c_adapter *adap); |
163 | |
164 | #include "atom-types.h" |
165 | #include "atombios.h" |
166 | #include "ObjectID.h" |
167 | |
168 | #endif |
169 | |