1/*
2 * Copyright 2015 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 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE.
22 */
23
24#ifndef AC_DEBUG_H
25#define AC_DEBUG_H
26
27#include <stdint.h>
28#include <stdio.h>
29#include <stdbool.h>
30
31#include "amd_family.h"
32
33#define AC_ENCODE_TRACE_POINT(id)       (0xcafe0000 | ((id) & 0xffff))
34#define AC_IS_TRACE_POINT(x)            (((x) & 0xcafe0000) == 0xcafe0000)
35#define AC_GET_TRACE_POINT_ID(x)        ((x) & 0xffff)
36
37#define AC_MAX_WAVES_PER_CHIP (64 * 40)
38
39struct ac_wave_info {
40	unsigned se; /* shader engine */
41	unsigned sh; /* shader array */
42	unsigned cu; /* compute unit */
43	unsigned simd;
44	unsigned wave;
45	uint32_t status;
46	uint64_t pc; /* program counter */
47	uint32_t inst_dw0;
48	uint32_t inst_dw1;
49	uint64_t exec;
50	bool matched; /* whether the wave is used by a currently-bound shader */
51};
52
53typedef void *(*ac_debug_addr_callback)(void *data, uint64_t addr);
54
55void ac_dump_reg(FILE *file, enum chip_class chip_class, unsigned offset,
56		 uint32_t value, uint32_t field_mask);
57void ac_parse_ib_chunk(FILE *f, uint32_t *ib, int num_dw, const int *trace_ids,
58		       unsigned trace_id_count, enum chip_class chip_class,
59		       ac_debug_addr_callback addr_callback, void *addr_callback_data);
60void ac_parse_ib(FILE *f, uint32_t *ib, int num_dw, const int *trace_ids,
61		 unsigned trace_id_count, const char *name, enum chip_class chip_class,
62		 ac_debug_addr_callback addr_callback, void *addr_callback_data);
63
64bool ac_vm_fault_occured(enum chip_class chip_class,
65			 uint64_t *old_dmesg_timestamp, uint64_t *out_addr);
66
67unsigned ac_get_wave_info(struct ac_wave_info waves[AC_MAX_WAVES_PER_CHIP]);
68
69#endif
70