summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/radeon/atom.h
blob: 6671848e5ea1012ff0961a72e31f689a6f83f3d7 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
/*
 * Copyright 2008 Advanced Micro Devices, Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 * Author: Stanislaw Skowronek
 */

#ifndef ATOM_H
#define ATOM_H

#include <linux/types.h>
#include "drmP.h"

#define ATOM_BIOS_MAGIC		0xAA55
#define ATOM_ATI_MAGIC_PTR	0x30
#define ATOM_ATI_MAGIC		" 761295520"
#define ATOM_ROM_TABLE_PTR	0x48

#define ATOM_ROM_MAGIC		"ATOM"
#define ATOM_ROM_MAGIC_PTR	4

#define ATOM_ROM_MSG_PTR	0x10
#define ATOM_ROM_CMD_PTR	0x1E
#define ATOM_ROM_DATA_PTR	0x20

#define ATOM_CMD_INIT		0
#define ATOM_CMD_SETSCLK	0x0A
#define ATOM_CMD_SETMCLK	0x0B
#define ATOM_CMD_SETPCLK	0x0C

#define ATOM_DATA_FWI_PTR	0xC
#define ATOM_DATA_IIO_PTR	0x32

#define ATOM_FWI_DEFSCLK_PTR	8
#define ATOM_FWI_DEFMCLK_PTR	0xC
#define ATOM_FWI_MAXSCLK_PTR	0x24
#define ATOM_FWI_MAXMCLK_PTR	0x28

#define ATOM_CT_SIZE_PTR	0
#define ATOM_CT_WS_PTR		4
#define ATOM_CT_PS_PTR		5
#define ATOM_CT_PS_MASK		0x7F
#define ATOM_CT_CODE_PTR	6

#define ATOM_OP_CNT		123
#define ATOM_OP_EOT		91

#define ATOM_CASE_MAGIC		0x63
#define ATOM_CASE_END		0x5A5A

#define ATOM_ARG_REG		0
#define ATOM_ARG_PS		1
#define ATOM_ARG_WS		2
#define ATOM_ARG_FB		3
#define ATOM_ARG_ID		4
#define ATOM_ARG_IMM		5
#define ATOM_ARG_PLL		6
#define ATOM_ARG_MC		7

#define ATOM_SRC_DWORD		0
#define ATOM_SRC_WORD0		1
#define ATOM_SRC_WORD8		2
#define ATOM_SRC_WORD16		3
#define ATOM_SRC_BYTE0		4
#define ATOM_SRC_BYTE8		5
#define ATOM_SRC_BYTE16		6
#define ATOM_SRC_BYTE24		7

#define ATOM_WS_QUOTIENT	0x40
#define ATOM_WS_REMAINDER	0x41
#define ATOM_WS_DATAPTR		0x42
#define ATOM_WS_SHIFT		0x43
#define ATOM_WS_OR_MASK		0x44
#define ATOM_WS_AND_MASK	0x45
#define ATOM_WS_FB_WINDOW	0x46
#define ATOM_WS_ATTRIBUTES	0x47

#define ATOM_IIO_NOP		0
#define ATOM_IIO_START		1
#define ATOM_IIO_READ		2
#define ATOM_IIO_WRITE		3
#define ATOM_IIO_CLEAR		4
#define ATOM_IIO_SET		5
#define ATOM_IIO_MOVE_INDEX	6
#define ATOM_IIO_MOVE_ATTR	7
#define ATOM_IIO_MOVE_DATA	8
#define ATOM_IIO_END		9

#define ATOM_IO_MM		0
#define ATOM_IO_PCI		1
#define ATOM_IO_SYSIO		2
#define ATOM_IO_IIO		0x80

struct card_info {
	struct drm_device *dev;
	void (* reg_write)(struct card_info *, uint32_t, uint32_t);   /*  filled by driver */
        uint32_t (* reg_read)(struct card_info *, uint32_t);          /*  filled by driver */
	void (* mc_write)(struct card_info *, uint32_t, uint32_t);   /*  filled by driver */
        uint32_t (* mc_read)(struct card_info *, uint32_t);          /*  filled by driver */
	void (* pll_write)(struct card_info *, uint32_t, uint32_t);   /*  filled by driver */
        uint32_t (* pll_read)(struct card_info *, uint32_t);          /*  filled by driver */
};

struct atom_context {
	struct card_info *card;
	void *bios;
	uint32_t cmd_table, data_table;
	uint16_t *iio;

	uint16_t data_block;
	uint32_t fb_base;
	uint32_t divmul[2];
	uint16_t io_attr;
	uint16_t reg_block;
	uint8_t shift;
	int cs_equal, cs_above;
	int io_mode;
	uint32_t *scratch;
};

extern int atom_debug;

struct atom_context *atom_parse(struct card_info *, void *);
void atom_execute_table(struct atom_context *, int, uint32_t *);
int atom_asic_init(struct atom_context *);
void atom_destroy(struct atom_context *);
void atom_parse_data_header(struct atom_context *ctx, int index, uint16_t *size, uint8_t *frev, uint8_t *crev, uint16_t *data_start);
void atom_parse_cmd_header(struct atom_context *ctx, int index, uint8_t *frev, uint8_t *crev);
int atom_allocate_fb_scratch(struct atom_context *ctx);
#include "atom-types.h"
#include "atombios.h"
#include "ObjectID.h"

#endif