xref: /OK3568_Linux_fs/kernel/drivers/gpu/drm/amd/amdgpu/atom.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Copyright 2008 Advanced Micro Devices, Inc.
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * Permission is hereby granted, free of charge, to any person obtaining a
5*4882a593Smuzhiyun  * copy of this software and associated documentation files (the "Software"),
6*4882a593Smuzhiyun  * to deal in the Software without restriction, including without limitation
7*4882a593Smuzhiyun  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8*4882a593Smuzhiyun  * and/or sell copies of the Software, and to permit persons to whom the
9*4882a593Smuzhiyun  * Software is furnished to do so, subject to the following conditions:
10*4882a593Smuzhiyun  *
11*4882a593Smuzhiyun  * The above copyright notice and this permission notice shall be included in
12*4882a593Smuzhiyun  * all copies or substantial portions of the Software.
13*4882a593Smuzhiyun  *
14*4882a593Smuzhiyun  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15*4882a593Smuzhiyun  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16*4882a593Smuzhiyun  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17*4882a593Smuzhiyun  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18*4882a593Smuzhiyun  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19*4882a593Smuzhiyun  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20*4882a593Smuzhiyun  * OTHER DEALINGS IN THE SOFTWARE.
21*4882a593Smuzhiyun  *
22*4882a593Smuzhiyun  * Author: Stanislaw Skowronek
23*4882a593Smuzhiyun  */
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun #ifndef ATOM_H
26*4882a593Smuzhiyun #define ATOM_H
27*4882a593Smuzhiyun 
28*4882a593Smuzhiyun #include <linux/types.h>
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun struct drm_device;
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun #define ATOM_BIOS_MAGIC		0xAA55
33*4882a593Smuzhiyun #define ATOM_ATI_MAGIC_PTR	0x30
34*4882a593Smuzhiyun #define ATOM_ATI_MAGIC		" 761295520"
35*4882a593Smuzhiyun #define ATOM_ROM_TABLE_PTR	0x48
36*4882a593Smuzhiyun #define ATOM_ROM_PART_NUMBER_PTR	0x6E
37*4882a593Smuzhiyun 
38*4882a593Smuzhiyun #define ATOM_ROM_MAGIC		"ATOM"
39*4882a593Smuzhiyun #define ATOM_ROM_MAGIC_PTR	4
40*4882a593Smuzhiyun 
41*4882a593Smuzhiyun #define ATOM_ROM_MSG_PTR	0x10
42*4882a593Smuzhiyun #define ATOM_ROM_CMD_PTR	0x1E
43*4882a593Smuzhiyun #define ATOM_ROM_DATA_PTR	0x20
44*4882a593Smuzhiyun 
45*4882a593Smuzhiyun #define ATOM_CMD_INIT		0
46*4882a593Smuzhiyun #define ATOM_CMD_SETSCLK	0x0A
47*4882a593Smuzhiyun #define ATOM_CMD_SETMCLK	0x0B
48*4882a593Smuzhiyun #define ATOM_CMD_SETPCLK	0x0C
49*4882a593Smuzhiyun #define ATOM_CMD_SPDFANCNTL	0x39
50*4882a593Smuzhiyun 
51*4882a593Smuzhiyun #define ATOM_DATA_FWI_PTR	0xC
52*4882a593Smuzhiyun #define ATOM_DATA_IIO_PTR	0x32
53*4882a593Smuzhiyun 
54*4882a593Smuzhiyun #define ATOM_FWI_DEFSCLK_PTR	8
55*4882a593Smuzhiyun #define ATOM_FWI_DEFMCLK_PTR	0xC
56*4882a593Smuzhiyun #define ATOM_FWI_MAXSCLK_PTR	0x24
57*4882a593Smuzhiyun #define ATOM_FWI_MAXMCLK_PTR	0x28
58*4882a593Smuzhiyun 
59*4882a593Smuzhiyun #define ATOM_CT_SIZE_PTR	0
60*4882a593Smuzhiyun #define ATOM_CT_WS_PTR		4
61*4882a593Smuzhiyun #define ATOM_CT_PS_PTR		5
62*4882a593Smuzhiyun #define ATOM_CT_PS_MASK		0x7F
63*4882a593Smuzhiyun #define ATOM_CT_CODE_PTR	6
64*4882a593Smuzhiyun 
65*4882a593Smuzhiyun #define ATOM_OP_CNT		127
66*4882a593Smuzhiyun #define ATOM_OP_EOT		91
67*4882a593Smuzhiyun 
68*4882a593Smuzhiyun #define ATOM_CASE_MAGIC		0x63
69*4882a593Smuzhiyun #define ATOM_CASE_END		0x5A5A
70*4882a593Smuzhiyun 
71*4882a593Smuzhiyun #define ATOM_ARG_REG		0
72*4882a593Smuzhiyun #define ATOM_ARG_PS		1
73*4882a593Smuzhiyun #define ATOM_ARG_WS		2
74*4882a593Smuzhiyun #define ATOM_ARG_FB		3
75*4882a593Smuzhiyun #define ATOM_ARG_ID		4
76*4882a593Smuzhiyun #define ATOM_ARG_IMM		5
77*4882a593Smuzhiyun #define ATOM_ARG_PLL		6
78*4882a593Smuzhiyun #define ATOM_ARG_MC		7
79*4882a593Smuzhiyun 
80*4882a593Smuzhiyun #define ATOM_SRC_DWORD		0
81*4882a593Smuzhiyun #define ATOM_SRC_WORD0		1
82*4882a593Smuzhiyun #define ATOM_SRC_WORD8		2
83*4882a593Smuzhiyun #define ATOM_SRC_WORD16		3
84*4882a593Smuzhiyun #define ATOM_SRC_BYTE0		4
85*4882a593Smuzhiyun #define ATOM_SRC_BYTE8		5
86*4882a593Smuzhiyun #define ATOM_SRC_BYTE16		6
87*4882a593Smuzhiyun #define ATOM_SRC_BYTE24		7
88*4882a593Smuzhiyun 
89*4882a593Smuzhiyun #define ATOM_WS_QUOTIENT	0x40
90*4882a593Smuzhiyun #define ATOM_WS_REMAINDER	0x41
91*4882a593Smuzhiyun #define ATOM_WS_DATAPTR		0x42
92*4882a593Smuzhiyun #define ATOM_WS_SHIFT		0x43
93*4882a593Smuzhiyun #define ATOM_WS_OR_MASK		0x44
94*4882a593Smuzhiyun #define ATOM_WS_AND_MASK	0x45
95*4882a593Smuzhiyun #define ATOM_WS_FB_WINDOW	0x46
96*4882a593Smuzhiyun #define ATOM_WS_ATTRIBUTES	0x47
97*4882a593Smuzhiyun #define ATOM_WS_REGPTR		0x48
98*4882a593Smuzhiyun 
99*4882a593Smuzhiyun #define ATOM_IIO_NOP		0
100*4882a593Smuzhiyun #define ATOM_IIO_START		1
101*4882a593Smuzhiyun #define ATOM_IIO_READ		2
102*4882a593Smuzhiyun #define ATOM_IIO_WRITE		3
103*4882a593Smuzhiyun #define ATOM_IIO_CLEAR		4
104*4882a593Smuzhiyun #define ATOM_IIO_SET		5
105*4882a593Smuzhiyun #define ATOM_IIO_MOVE_INDEX	6
106*4882a593Smuzhiyun #define ATOM_IIO_MOVE_ATTR	7
107*4882a593Smuzhiyun #define ATOM_IIO_MOVE_DATA	8
108*4882a593Smuzhiyun #define ATOM_IIO_END		9
109*4882a593Smuzhiyun 
110*4882a593Smuzhiyun #define ATOM_IO_MM		0
111*4882a593Smuzhiyun #define ATOM_IO_PCI		1
112*4882a593Smuzhiyun #define ATOM_IO_SYSIO		2
113*4882a593Smuzhiyun #define ATOM_IO_IIO		0x80
114*4882a593Smuzhiyun 
115*4882a593Smuzhiyun struct card_info {
116*4882a593Smuzhiyun 	struct drm_device *dev;
117*4882a593Smuzhiyun 	void (* reg_write)(struct card_info *, uint32_t, uint32_t);   /*  filled by driver */
118*4882a593Smuzhiyun 	uint32_t (* reg_read)(struct card_info *, uint32_t);          /*  filled by driver */
119*4882a593Smuzhiyun 	void (* ioreg_write)(struct card_info *, uint32_t, uint32_t);   /*  filled by driver */
120*4882a593Smuzhiyun 	uint32_t (* ioreg_read)(struct card_info *, uint32_t);          /*  filled by driver */
121*4882a593Smuzhiyun 	void (* mc_write)(struct card_info *, uint32_t, uint32_t);   /*  filled by driver */
122*4882a593Smuzhiyun 	uint32_t (* mc_read)(struct card_info *, uint32_t);          /*  filled by driver */
123*4882a593Smuzhiyun 	void (* pll_write)(struct card_info *, uint32_t, uint32_t);   /*  filled by driver */
124*4882a593Smuzhiyun 	uint32_t (* pll_read)(struct card_info *, uint32_t);          /*  filled by driver */
125*4882a593Smuzhiyun };
126*4882a593Smuzhiyun 
127*4882a593Smuzhiyun struct atom_context {
128*4882a593Smuzhiyun 	struct card_info *card;
129*4882a593Smuzhiyun 	struct mutex mutex;
130*4882a593Smuzhiyun 	void *bios;
131*4882a593Smuzhiyun 	uint32_t cmd_table, data_table;
132*4882a593Smuzhiyun 	uint16_t *iio;
133*4882a593Smuzhiyun 
134*4882a593Smuzhiyun 	uint16_t data_block;
135*4882a593Smuzhiyun 	uint32_t fb_base;
136*4882a593Smuzhiyun 	uint32_t divmul[2];
137*4882a593Smuzhiyun 	uint16_t io_attr;
138*4882a593Smuzhiyun 	uint16_t reg_block;
139*4882a593Smuzhiyun 	uint8_t shift;
140*4882a593Smuzhiyun 	int cs_equal, cs_above;
141*4882a593Smuzhiyun 	int io_mode;
142*4882a593Smuzhiyun 	uint32_t *scratch;
143*4882a593Smuzhiyun 	int scratch_size_bytes;
144*4882a593Smuzhiyun 	char vbios_version[20];
145*4882a593Smuzhiyun };
146*4882a593Smuzhiyun 
147*4882a593Smuzhiyun extern int amdgpu_atom_debug;
148*4882a593Smuzhiyun 
149*4882a593Smuzhiyun struct atom_context *amdgpu_atom_parse(struct card_info *, void *);
150*4882a593Smuzhiyun int amdgpu_atom_execute_table(struct atom_context *, int, uint32_t *);
151*4882a593Smuzhiyun int amdgpu_atom_asic_init(struct atom_context *);
152*4882a593Smuzhiyun void amdgpu_atom_destroy(struct atom_context *);
153*4882a593Smuzhiyun bool amdgpu_atom_parse_data_header(struct atom_context *ctx, int index, uint16_t *size,
154*4882a593Smuzhiyun 			    uint8_t *frev, uint8_t *crev, uint16_t *data_start);
155*4882a593Smuzhiyun bool amdgpu_atom_parse_cmd_header(struct atom_context *ctx, int index,
156*4882a593Smuzhiyun 			   uint8_t *frev, uint8_t *crev);
157*4882a593Smuzhiyun #include "atom-types.h"
158*4882a593Smuzhiyun #include "atombios.h"
159*4882a593Smuzhiyun #include "ObjectID.h"
160*4882a593Smuzhiyun 
161*4882a593Smuzhiyun #endif
162