1 /**************************************************************************
2 *
3 * Copyright (C) 2018 Collabora Ltd
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be included
13 * in all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
16 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
19 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
20 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
21 * OTHER DEALINGS IN THE SOFTWARE.
22 *
23 **************************************************************************/
24
25 #include "vrend_debug.h"
26 #include "vrend_renderer.h"
27 #include "util/u_debug.h"
28 #include <stdlib.h>
29 #include <stdio.h>
30
31 static const char *command_names[VIRGL_MAX_COMMANDS] = {
32 "NOP",
33 "CREATE_OBJECT",
34 "BIND_OBJECT",
35 "DESTROY_OBJECT",
36 "SET_VIEWPORT_STATE",
37 "SET_FRAMEBUFFER_STATE",
38 "SET_VERTEX_BUFFERS",
39 "CLEAR",
40 "DRAW_VBO",
41 "RESOURCE_INLINE_WRITE",
42 "SET_SAMPLER_VIEWS",
43 "SET_INDEX_BUFFER",
44 "SET_CONSTANT_BUFFER",
45 "SET_STENCIL_REF",
46 "SET_BLEND_COLOR",
47 "SET_SCISSOR_STATE",
48 "BLIT",
49 "RESOURCE_COPY_REGION",
50 "BIND_SAMPLER_STATES",
51 "BEGIN_QUERY",
52 "END_QUERY",
53 "GET_QUERY_RESULT",
54 "SET_POLYGON_STIPPLE",
55 "SET_CLIP_STATE",
56 "SET_SAMPLE_MASK",
57 "SET_STREAMOUT_TARGETS",
58 "SET_RENDER_CONDITION",
59 "SET_UNIFORM_BUFFER",
60 "SET_SUB_CTX",
61 "CREATE_SUB_CTX",
62 "DESTROY_SUB_CTX",
63 "BIND_SHADER",
64 "SET_TESS_STATE",
65 "SET_MIN_SAMPLES",
66 "SET_SHADER_BUFFERS",
67 "SET_SHADER_IMAGES",
68 "MEMORY_BARRIER",
69 "LAUNCH_GRID",
70 "SET_FRAMEBUFFER_STATE_NO_ATTACH",
71 "TEXTURE_BARRIER",
72 "SET_ATOMIC_BUFFERS",
73 "SET_DEBUG_FLAGS",
74 "GET_QBO_RESULT",
75 "TRANSFER3D",
76 "END_TRANSFERS",
77 "COPY_TRANSFER3D",
78 "TWEAK",
79 "CLEAR_TEXTURE",
80 "PIPE_RESOURCE_CREATE",
81 "PIPE_RESOURCE_SET_TYPE",
82 "GET_MEMORY_INFO",
83 "SEND_STRING_MARKER",
84 };
85
86 static const char *object_type_names[VIRGL_MAX_OBJECTS] = {
87 "NULL",
88 "BLEND",
89 "RASTERIZER",
90 "DSA",
91 "SHADER",
92 "VERTEX_ELEMENTS",
93 "SAMPLER_VIEW",
94 "SAMPLER_STATE",
95 "SURFACE",
96 "QUERY",
97 "STREAMOUT_TARGET",
98 "MSAA_SURFACE"
99 };
100
vrend_get_comand_name(enum virgl_context_cmd cmd)101 const char *vrend_get_comand_name(enum virgl_context_cmd cmd)
102 {
103 if (cmd < VIRGL_MAX_COMMANDS)
104 return command_names[cmd];
105 return "UNKNOWN";
106 }
107
vrend_get_object_type_name(enum virgl_object_type obj)108 extern const char *vrend_get_object_type_name(enum virgl_object_type obj)
109 {
110 if (obj < VIRGL_MAX_OBJECTS)
111 return object_type_names[obj];
112 return "UNKNOWN";
113 }
114
115 static const struct debug_named_value vrend_debug_options[] = {
116 {"tgsi", dbg_shader_tgsi, "Print TGSI"},
117 {"glsl", dbg_shader_glsl, "Print GLSL shaders created from TGSI"},
118 {"shader", dbg_shader, "Print TGSI and created GLSL shaders"},
119 {"stream", dbg_shader_streamout, "Print shader streamout"},
120 {"cmd", dbg_cmd, "Print incoming commands"},
121 {"obj", dbg_object, "Print object creation"},
122 {"blit", dbg_blit, "Debug blit code path"},
123 {"copyres", dbg_copy_resource, "Debug copy resource code path"},
124 {"feat", dbg_features, "Log features found"},
125 {"tex", dbg_tex, "Log texture operations"},
126 {"caller", dbg_caller, "Log who is creating the context"},
127 {"tweak", dbg_tweak, "Log tweaks"},
128 {"query", dbg_query, "Log queries"},
129 {"gles", dbg_gles, "GLES host specific debug"},
130 {"bgra", dbg_bgra, "Debug specific to BGRA emulation on GLES hosts"},
131 {"all", dbg_all, "Enable all debugging output"},
132 {"guestallow", dbg_allow_guest_override, "Allow the guest to override the debug flags"},
133 {"khr", dbg_khr, "Enable debug via KHR_debug extension"},
134 DEBUG_NAMED_VALUE_END
135 };
136
137 static uint64_t vrend_debug_flags = 0;
138 static int vrend_debug_flags_initalized = 0;
139
vrend_get_debug_flags(const char * flagstring)140 int vrend_get_debug_flags(const char *flagstring)
141 {
142 int retval;
143 char buf[1024] = "";
144
145 /* Unfortunately the available function to scan the flags take the string
146 * from the environment. The alternative to using setenv would be to
147 * duplicate code or to change the gallium/util intefaces and diverge more
148 * from mesa. So just stick to the environment variable. */
149 snprintf(buf, 1024, "VREND_TEMP_DEBUG_STRING_%d", getpid());
150 setenv(buf, flagstring, 1);
151
152 retval = (int)debug_get_flags_option(buf,
153 vrend_debug_options, 0);
154 unsetenv(buf);
155 return retval;
156 }
157
vrend_init_debug_flags()158 void vrend_init_debug_flags()
159 {
160 if (!vrend_debug_flags_initalized) {
161 vrend_debug_flags_initalized = 1;
162 vrend_debug_flags = debug_get_flags_option("VREND_DEBUG",
163 vrend_debug_options, 0);
164 }
165 }
166
vrend_debug(const struct vrend_context * ctx,enum virgl_debug_flags flag)167 unsigned vrend_debug(const struct vrend_context *ctx, enum virgl_debug_flags flag)
168 {
169 return (vrend_debug_flags & flag) || vrend_context_has_debug_flag(ctx, flag);
170 }
171
vrend_debug_add_flag(enum virgl_debug_flags flag)172 void vrend_debug_add_flag(enum virgl_debug_flags flag)
173 {
174 vrend_debug_flags |= flag;
175 }
176
vrend_debug_can_override(void)177 int vrend_debug_can_override(void)
178 {
179 return vrend_debug_flags & dbg_allow_guest_override;
180 }
181