1 /*
2 * Copyright 2018 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 */
23
24 #ifndef _DISCOVERY_H_
25 #define _DISCOVERY_H_
26
27 #define PSP_HEADER_SIZE 256
28 #define BINARY_SIGNATURE 0x28211407
29 #define DISCOVERY_TABLE_SIGNATURE 0x53445049
30
31 typedef enum
32 {
33 IP_DISCOVERY = 0,
34 GC,
35 HARVEST_INFO,
36 TABLE_4,
37 RESERVED_1,
38 RESERVED_2,
39 TOTAL_TABLES = 6
40 } table;
41
42 #pragma pack(1)
43
44 typedef struct table_info
45 {
46 uint16_t offset; /* Byte offset */
47 uint16_t checksum; /* Byte sum of the table */
48 uint16_t size; /* Table size */
49 uint16_t padding;
50 } table_info;
51
52 typedef struct binary_header
53 {
54 /* psp structure should go at the top of this structure */
55 uint32_t binary_signature; /* 0x7, 0x14, 0x21, 0x28 */
56 uint16_t version_major;
57 uint16_t version_minor;
58 uint16_t binary_checksum; /* Byte sum of the binary after this field */
59 uint16_t binary_size; /* Binary Size*/
60 table_info table_list[TOTAL_TABLES];
61 } binary_header;
62
63 typedef struct die_info
64 {
65 uint16_t die_id;
66 uint16_t die_offset; /* Points to the corresponding die_header structure */
67 } die_info;
68
69
70 typedef struct ip_discovery_header
71 {
72 uint32_t signature; /* Table Signature */
73 uint16_t version; /* Table Version */
74 uint16_t size; /* Table Size */
75 uint32_t id; /* Table ID */
76 uint16_t num_dies; /* Number of Dies */
77 die_info die_info[16]; /* list die information for up to 16 dies */
78 uint16_t padding[1]; /* padding */
79 } ip_discovery_header;
80
81 typedef struct ip
82 {
83 uint16_t hw_id; /* Hardware ID */
84 uint8_t number_instance; /* instance of the IP */
85 uint8_t num_base_address; /* Number of Base Addresses */
86 uint8_t major; /* HCID Major */
87 uint8_t minor; /* HCID Minor */
88 uint8_t revision; /* HCID Revision */
89 #if defined(__BIG_ENDIAN)
90 uint8_t reserved : 4; /* Placeholder field */
91 uint8_t harvest : 4; /* Harvest */
92 #else
93 uint8_t harvest : 4; /* Harvest */
94 uint8_t reserved : 4; /* Placeholder field */
95 #endif
96 uint32_t base_address[1]; /* variable number of Addresses */
97 } ip;
98
99 typedef struct die_header
100 {
101 uint16_t die_id;
102 uint16_t num_ips;
103 } die_header;
104
105 typedef struct ip_structure
106 {
107 ip_discovery_header* header;
108 struct die
109 {
110 die_header *die_header;
111 ip *ip_list;
112 } die;
113 } ip_structure;
114
115 struct gpu_info_header {
116 uint32_t table_id; /* table ID */
117 uint16_t version_major; /* table version */
118 uint16_t version_minor; /* table version */
119 uint32_t size; /* size of the entire header+data in bytes */
120 };
121
122 struct gc_info_v1_0 {
123 struct gpu_info_header header;
124
125 uint32_t gc_num_se;
126 uint32_t gc_num_wgp0_per_sa;
127 uint32_t gc_num_wgp1_per_sa;
128 uint32_t gc_num_rb_per_se;
129 uint32_t gc_num_gl2c;
130 uint32_t gc_num_gprs;
131 uint32_t gc_num_max_gs_thds;
132 uint32_t gc_gs_table_depth;
133 uint32_t gc_gsprim_buff_depth;
134 uint32_t gc_parameter_cache_depth;
135 uint32_t gc_double_offchip_lds_buffer;
136 uint32_t gc_wave_size;
137 uint32_t gc_max_waves_per_simd;
138 uint32_t gc_max_scratch_slots_per_cu;
139 uint32_t gc_lds_size;
140 uint32_t gc_num_sc_per_se;
141 uint32_t gc_num_sa_per_se;
142 uint32_t gc_num_packer_per_sc;
143 uint32_t gc_num_gl2a;
144 };
145
146 typedef struct harvest_info_header {
147 uint32_t signature; /* Table Signature */
148 uint32_t version; /* Table Version */
149 } harvest_info_header;
150
151 typedef struct harvest_info {
152 uint16_t hw_id; /* Hardware ID */
153 uint8_t number_instance; /* Instance of the IP */
154 uint8_t reserved; /* Reserved for alignment */
155 } harvest_info;
156
157 typedef struct harvest_table {
158 harvest_info_header header;
159 harvest_info list[32];
160 } harvest_table;
161
162 #pragma pack()
163
164 #endif