kfd_pm4_headers.h revision 1.3 
1/*	$NetBSD: kfd_pm4_headers.h,v 1.3 2021/12/18 23:44:59 riastradh Exp $	*/
2
3/*
4 * Copyright 2014 Advanced Micro Devices, Inc.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 *
24 */
25
26#ifndef KFD_PM4_HEADERS_H_
27#define KFD_PM4_HEADERS_H_
28
29#ifndef PM4_MES_HEADER_DEFINED
30#define PM4_MES_HEADER_DEFINED
31union PM4_MES_TYPE_3_HEADER {
32	struct {
33		/* reserved */
34		uint32_t reserved1:8;
35		/* IT opcode */
36		uint32_t opcode:8;
37		/* number of DWORDs - 1 in the information body */
38		uint32_t count:14;
39		/* packet identifier. It should be 3 for type 3 packets */
40		uint32_t type:2;
41	};
42	uint32_t u32all;
43};
44#endif /* PM4_MES_HEADER_DEFINED */
45
46
47/*--------------------MES_MAP_PROCESS-------------------- */
48
49#ifndef PM4_MES_MAP_PROCESS_DEFINED
50#define PM4_MES_MAP_PROCESS_DEFINED
51
52struct pm4_map_process {
53	union {
54		union PM4_MES_TYPE_3_HEADER header;	/* header */
55		uint32_t ordinal1;
56	};
57
58	union {
59		struct {
60			uint32_t pasid:16;
61			uint32_t reserved1:8;
62			uint32_t diq_enable:1;
63			uint32_t process_quantum:7;
64		} bitfields2;
65		uint32_t ordinal2;
66	};
67
68	union {
69		struct {
70			uint32_t page_table_base:28;
71			uint32_t reserved3:4;
72		} bitfields3;
73		uint32_t ordinal3;
74	};
75
76	uint32_t sh_mem_bases;
77	uint32_t sh_mem_ape1_base;
78	uint32_t sh_mem_ape1_limit;
79	uint32_t sh_mem_config;
80	uint32_t gds_addr_lo;
81	uint32_t gds_addr_hi;
82
83	union {
84		struct {
85			uint32_t num_gws:6;
86			uint32_t reserved4:2;
87			uint32_t num_oac:4;
88			uint32_t reserved5:4;
89			uint32_t gds_size:6;
90			uint32_t num_queues:10;
91		} bitfields10;
92		uint32_t ordinal10;
93	};
94
95};
96#endif
97
98#ifndef PM4_MES_MAP_PROCESS_DEFINED_KV_SCRATCH
99#define PM4_MES_MAP_PROCESS_DEFINED_KV_SCRATCH
100
101struct pm4_map_process_scratch_kv {
102	union {
103		union PM4_MES_TYPE_3_HEADER   header; /* header */
104		uint32_t            ordinal1;
105	};
106
107	union {
108		struct {
109			uint32_t pasid:16;
110			uint32_t reserved1:8;
111			uint32_t diq_enable:1;
112			uint32_t process_quantum:7;
113		} bitfields2;
114		uint32_t ordinal2;
115	};
116
117	union {
118		struct {
119			uint32_t page_table_base:28;
120			uint32_t reserved2:4;
121		} bitfields3;
122		uint32_t ordinal3;
123	};
124
125	uint32_t reserved3;
126	uint32_t sh_mem_bases;
127	uint32_t sh_mem_config;
128	uint32_t sh_mem_ape1_base;
129	uint32_t sh_mem_ape1_limit;
130	uint32_t sh_hidden_private_base_vmid;
131	uint32_t reserved4;
132	uint32_t reserved5;
133	uint32_t gds_addr_lo;
134	uint32_t gds_addr_hi;
135
136	union {
137		struct {
138			uint32_t num_gws:6;
139			uint32_t reserved6:2;
140			uint32_t num_oac:4;
141			uint32_t reserved7:4;
142			uint32_t gds_size:6;
143			uint32_t num_queues:10;
144		} bitfields14;
145		uint32_t ordinal14;
146	};
147
148	uint32_t completion_signal_lo32;
149uint32_t completion_signal_hi32;
150};
151#endif
152
153enum {
154	CACHE_FLUSH_AND_INV_TS_EVENT = 0x00000014
155};
156
157#endif /* KFD_PM4_HEADERS_H_ */
158