blob: feba6b8d36b346640ba09f19e571e069cb575f8f [file] [log] [blame]
Jerome Glisse771fe6b2009-06-05 14:42:42 +02001/*
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>
David Howells760285e2012-10-02 18:01:07 +010029#include <drm/drmP.h>
Jerome Glisse771fe6b2009-06-05 14:42:42 +020030
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
Alex Deucher402976f2012-03-29 19:04:08 -040047#define ATOM_CMD_SPDFANCNTL 0x39
Jerome Glisse771fe6b2009-06-05 14:42:42 +020048
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
Alex Deuchere2f8e872010-01-19 12:45:29 -050095#define ATOM_WS_REGPTR 0x48
Jerome Glisse771fe6b2009-06-05 14:42:42 +020096
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
113struct 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 */
Alex Deucher351a52a2010-06-30 11:52:50 -0400117 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 */
Jerome Glisse771fe6b2009-06-05 14:42:42 +0200119 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
125struct atom_context {
126 struct card_info *card;
Rafał Miłeckic31ad972009-12-17 00:00:46 +0100127 struct mutex mutex;
Jerome Glisse771fe6b2009-06-05 14:42:42 +0200128 void *bios;
129 uint32_t cmd_table, data_table;
130 uint16_t *iio;
131
132 uint16_t data_block;
133 uint32_t fb_base;
134 uint32_t divmul[2];
135 uint16_t io_attr;
136 uint16_t reg_block;
137 uint8_t shift;
138 int cs_equal, cs_above;
139 int io_mode;
Dave Airlied904ef92009-11-17 06:29:46 +1000140 uint32_t *scratch;
Alex Deucher5a6e8482011-10-18 20:10:05 -0400141 int scratch_size_bytes;
Jerome Glisse771fe6b2009-06-05 14:42:42 +0200142};
143
144extern int atom_debug;
145
146struct atom_context *atom_parse(struct card_info *, void *);
Jerome Glissec21b0fe2010-03-02 20:37:52 +0100147int atom_execute_table(struct atom_context *, int, uint32_t *);
Jerome Glisse771fe6b2009-06-05 14:42:42 +0200148int atom_asic_init(struct atom_context *);
149void atom_destroy(struct atom_context *);
Alex Deuchera084e6e2010-03-18 01:04:01 -0400150bool atom_parse_data_header(struct atom_context *ctx, int index, uint16_t *size,
151 uint8_t *frev, uint8_t *crev, uint16_t *data_start);
152bool atom_parse_cmd_header(struct atom_context *ctx, int index,
153 uint8_t *frev, uint8_t *crev);
Dave Airlied904ef92009-11-17 06:29:46 +1000154int atom_allocate_fb_scratch(struct atom_context *ctx);
Jerome Glisse771fe6b2009-06-05 14:42:42 +0200155#include "atom-types.h"
156#include "atombios.h"
157#include "ObjectID.h"
158
159#endif