1/*
  2 * Copyright 2014 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 KFD_PM4_HEADERS_H_
 25#define KFD_PM4_HEADERS_H_
 26
 27#ifndef PM4_MES_HEADER_DEFINED
 28#define PM4_MES_HEADER_DEFINED
 29union PM4_MES_TYPE_3_HEADER {
 30	struct {
 31		/* reserved */
 32		uint32_t reserved1:8;
 33		/* IT opcode */
 34		uint32_t opcode:8;
 35		/* number of DWORDs - 1 in the information body */
 36		uint32_t count:14;
 37		/* packet identifier. It should be 3 for type 3 packets */
 38		uint32_t type:2;
 39	};
 40	uint32_t u32all;
 41};
 42#endif /* PM4_MES_HEADER_DEFINED */
 43
 44
 45/*--------------------MES_MAP_PROCESS-------------------- */
 46
 47#ifndef PM4_MES_MAP_PROCESS_DEFINED
 48#define PM4_MES_MAP_PROCESS_DEFINED
 49
 50struct pm4_map_process {
 51	union {
 52		union PM4_MES_TYPE_3_HEADER header;	/* header */
 53		uint32_t ordinal1;
 54	};
 55
 56	union {
 57		struct {
 58			uint32_t pasid:16;
 59			uint32_t reserved1:8;
 60			uint32_t diq_enable:1;
 61			uint32_t process_quantum:7;
 62		} bitfields2;
 63		uint32_t ordinal2;
 64	};
 65
 66	union {
 67		struct {
 68			uint32_t page_table_base:28;
 69			uint32_t reserved3:4;
 70		} bitfields3;
 71		uint32_t ordinal3;
 72	};
 73
 74	uint32_t sh_mem_bases;
 75	uint32_t sh_mem_ape1_base;
 76	uint32_t sh_mem_ape1_limit;
 77	uint32_t sh_mem_config;
 78	uint32_t gds_addr_lo;
 79	uint32_t gds_addr_hi;
 80
 81	union {
 82		struct {
 83			uint32_t num_gws:6;
 84			uint32_t reserved4:2;
 85			uint32_t num_oac:4;
 86			uint32_t reserved5:4;
 87			uint32_t gds_size:6;
 88			uint32_t num_queues:10;
 89		} bitfields10;
 90		uint32_t ordinal10;
 91	};
 92
 93};
 94#endif
 95
 96#ifndef PM4_MES_MAP_PROCESS_DEFINED_KV_SCRATCH
 97#define PM4_MES_MAP_PROCESS_DEFINED_KV_SCRATCH
 98
 99struct pm4_map_process_scratch_kv {
100	union {
101		union PM4_MES_TYPE_3_HEADER   header; /* header */
102		uint32_t            ordinal1;
103	};
104
105	union {
106		struct {
107			uint32_t pasid:16;
108			uint32_t reserved1:8;
109			uint32_t diq_enable:1;
110			uint32_t process_quantum:7;
111		} bitfields2;
112		uint32_t ordinal2;
113	};
114
115	union {
116		struct {
117			uint32_t page_table_base:28;
118			uint32_t reserved2:4;
119		} bitfields3;
120		uint32_t ordinal3;
121	};
122
123	uint32_t reserved3;
124	uint32_t sh_mem_bases;
125	uint32_t sh_mem_config;
126	uint32_t sh_mem_ape1_base;
127	uint32_t sh_mem_ape1_limit;
128	uint32_t sh_hidden_private_base_vmid;
129	uint32_t reserved4;
130	uint32_t reserved5;
131	uint32_t gds_addr_lo;
132	uint32_t gds_addr_hi;
133
134	union {
135		struct {
136			uint32_t num_gws:6;
137			uint32_t reserved6:2;
138			uint32_t num_oac:4;
139			uint32_t reserved7:4;
140			uint32_t gds_size:6;
141			uint32_t num_queues:10;
142		} bitfields14;
143		uint32_t ordinal14;
144	};
145
146	uint32_t completion_signal_lo32;
147uint32_t completion_signal_hi32;
148};
149#endif
150
151enum {
152	CACHE_FLUSH_AND_INV_TS_EVENT = 0x00000014
153};
154
155#endif /* KFD_PM4_HEADERS_H_ */