1 /*
2  * Copyright 2012-15 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  * Authors: AMD
23  *
24  */
25 
26 #ifndef __DAL_BIOS_PARSER_TYPES_BIOS_H__
27 #define __DAL_BIOS_PARSER_TYPES_BIOS_H__
28 
29 #include "dc_bios_types.h"
30 #include "bios_parser_helper.h"
31 
32 struct atom_data_revision {
33 	uint32_t major;
34 	uint32_t minor;
35 };
36 
37 struct object_info_table {
38 	struct atom_data_revision revision;
39 	union {
40 		ATOM_OBJECT_HEADER *v1_1;
41 		ATOM_OBJECT_HEADER_V3 *v1_3;
42 	};
43 };
44 
45 enum spread_spectrum_id {
46 	SS_ID_UNKNOWN = 0,
47 	SS_ID_DP1 = 0xf1,
48 	SS_ID_DP2 = 0xf2,
49 	SS_ID_LVLINK_2700MHZ = 0xf3,
50 	SS_ID_LVLINK_1620MHZ = 0xf4
51 };
52 
53 struct bios_parser {
54 	struct dc_bios base;
55 
56 	struct object_info_table object_info_tbl;
57 	uint32_t object_info_tbl_offset;
58 	ATOM_MASTER_DATA_TABLE *master_data_tbl;
59 
60 	const struct bios_parser_helper *bios_helper;
61 
62 	const struct command_table_helper *cmd_helper;
63 	struct cmd_tbl cmd_tbl;
64 
65 	bool remap_device_tags;
66 };
67 
68 /* Bios Parser from DC Bios */
69 #define BP_FROM_DCB(dc_bios) \
70 	container_of(dc_bios, struct bios_parser, base)
71 
72 #endif
73