2 * Copyright (c) 2019 Etnaviv Project
3 * Copyright (c) 2019 Zodiac Inflight Innovations
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, sub license,
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:
12 * The above copyright notice and this permission notice (including the
13 * next paragraph) shall be included in all copies or substantial portions
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 NON-INFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
25 * Christian Gmeiner <christian.gmeiner@gmail.com>
29 #include <sys/ioctl.h>
30 #include "drm-uapi/etnaviv_drm.h"
31 #include "drm-shim/drm_shim.h"
32 #include "util/u_debug.h"
34 bool drm_shim_driver_prefers_first_render_node
= true;
39 const uint64_t *reg_map
;
42 static const struct etna_shim_gpu gpus
[] = {
45 .reg_map
= (const uint64_t[]){
46 [ETNAVIV_PARAM_GPU_MODEL
] = 0x400,
47 [ETNAVIV_PARAM_GPU_REVISION
] = 0x4652,
48 [ETNAVIV_PARAM_GPU_FEATURES_0
] = 0xa0e9e004,
49 [ETNAVIV_PARAM_GPU_FEATURES_1
] = 0xe1299fff,
50 [ETNAVIV_PARAM_GPU_FEATURES_2
] = 0xbe13b219,
51 [ETNAVIV_PARAM_GPU_FEATURES_3
] = 0xce110010,
52 [ETNAVIV_PARAM_GPU_FEATURES_4
] = 0x8000001,
53 [ETNAVIV_PARAM_GPU_FEATURES_5
] = 0x20102,
54 [ETNAVIV_PARAM_GPU_FEATURES_6
] = 0x120000,
55 [ETNAVIV_PARAM_GPU_FEATURES_7
] = 0x0,
56 [ETNAVIV_PARAM_GPU_STREAM_COUNT
] = 0x4,
57 [ETNAVIV_PARAM_GPU_REGISTER_MAX
] = 0x40,
58 [ETNAVIV_PARAM_GPU_THREAD_COUNT
] = 0x80,
59 [ETNAVIV_PARAM_GPU_VERTEX_CACHE_SIZE
] = 0x8,
60 [ETNAVIV_PARAM_GPU_SHADER_CORE_COUNT
] = 0x1,
61 [ETNAVIV_PARAM_GPU_PIXEL_PIPES
] = 0x1,
62 [ETNAVIV_PARAM_GPU_VERTEX_OUTPUT_BUFFER_SIZE
] = 0x80,
63 [ETNAVIV_PARAM_GPU_BUFFER_SIZE
] = 0x0,
64 [ETNAVIV_PARAM_GPU_INSTRUCTION_COUNT
] = 0x100,
65 [ETNAVIV_PARAM_GPU_NUM_CONSTANTS
] = 0x140,
66 [ETNAVIV_PARAM_GPU_NUM_VARYINGS
] = 0x8,
67 [ETNAVIV_PARAM_SOFTPIN_START_ADDR
] = ~0ULL,
72 .reg_map
= (const uint64_t[]){
73 [ETNAVIV_PARAM_GPU_MODEL
] = 0x2000,
74 [ETNAVIV_PARAM_GPU_REVISION
] = 0x5108,
75 [ETNAVIV_PARAM_GPU_FEATURES_0
] = 0xe0296cad,
76 [ETNAVIV_PARAM_GPU_FEATURES_1
] = 0xc9799eff,
77 [ETNAVIV_PARAM_GPU_FEATURES_2
] = 0x2efbf2d9,
78 [ETNAVIV_PARAM_GPU_FEATURES_3
] = 0x0,
79 [ETNAVIV_PARAM_GPU_FEATURES_4
] = 0x0,
80 [ETNAVIV_PARAM_GPU_FEATURES_5
] = 0x0,
81 [ETNAVIV_PARAM_GPU_FEATURES_6
] = 0x0,
82 [ETNAVIV_PARAM_GPU_FEATURES_7
] = 0x0,
83 [ETNAVIV_PARAM_GPU_STREAM_COUNT
] = 0x8,
84 [ETNAVIV_PARAM_GPU_REGISTER_MAX
] = 0x40,
85 [ETNAVIV_PARAM_GPU_THREAD_COUNT
] = 0x400,
86 [ETNAVIV_PARAM_GPU_VERTEX_CACHE_SIZE
] = 0x10,
87 [ETNAVIV_PARAM_GPU_SHADER_CORE_COUNT
] = 0x4,
88 [ETNAVIV_PARAM_GPU_PIXEL_PIPES
] = 0x2,
89 [ETNAVIV_PARAM_GPU_VERTEX_OUTPUT_BUFFER_SIZE
] = 0x200,
90 [ETNAVIV_PARAM_GPU_BUFFER_SIZE
] = 0x0,
91 [ETNAVIV_PARAM_GPU_INSTRUCTION_COUNT
] = 0x200,
92 [ETNAVIV_PARAM_GPU_NUM_CONSTANTS
] = 0xa8,
93 [ETNAVIV_PARAM_GPU_NUM_VARYINGS
] = 0xb,
94 [ETNAVIV_PARAM_SOFTPIN_START_ADDR
] = ~0ULL,
99 .reg_map
= (const uint64_t[]){
100 [ETNAVIV_PARAM_GPU_MODEL
] = 0x3000,
101 [ETNAVIV_PARAM_GPU_REVISION
] = 0x5450,
102 [ETNAVIV_PARAM_GPU_FEATURES_0
] = 0xe0287cad,
103 [ETNAVIV_PARAM_GPU_FEATURES_1
] = 0xc9799efb,
104 [ETNAVIV_PARAM_GPU_FEATURES_2
] = 0xfefbfadb,
105 [ETNAVIV_PARAM_GPU_FEATURES_3
] = 0xeb9d4bbf,
106 [ETNAVIV_PARAM_GPU_FEATURES_4
] = 0xedffdced,
107 [ETNAVIV_PARAM_GPU_FEATURES_5
] = 0x930d2f47,
108 [ETNAVIV_PARAM_GPU_FEATURES_6
] = 0x10000133,
109 [ETNAVIV_PARAM_GPU_FEATURES_7
] = 0x0,
110 [ETNAVIV_PARAM_GPU_STREAM_COUNT
] = 0x10,
111 [ETNAVIV_PARAM_GPU_REGISTER_MAX
] = 0x40,
112 [ETNAVIV_PARAM_GPU_THREAD_COUNT
] = 0x400,
113 [ETNAVIV_PARAM_GPU_VERTEX_CACHE_SIZE
] = 0x10,
114 [ETNAVIV_PARAM_GPU_SHADER_CORE_COUNT
] = 0x4,
115 [ETNAVIV_PARAM_GPU_PIXEL_PIPES
] = 0x2,
116 [ETNAVIV_PARAM_GPU_VERTEX_OUTPUT_BUFFER_SIZE
] = 0x400,
117 [ETNAVIV_PARAM_GPU_BUFFER_SIZE
] = 0x0,
118 [ETNAVIV_PARAM_GPU_INSTRUCTION_COUNT
] = 0x100,
119 [ETNAVIV_PARAM_GPU_NUM_CONSTANTS
] = 0x140,
120 [ETNAVIV_PARAM_GPU_NUM_VARYINGS
] = 0x10,
121 [ETNAVIV_PARAM_SOFTPIN_START_ADDR
] = ~0ULL,
126 .reg_map
= (const uint64_t[]){
127 [ETNAVIV_PARAM_GPU_MODEL
] = 0x7000,
128 [ETNAVIV_PARAM_GPU_REVISION
] = 0x6214,
129 [ETNAVIV_PARAM_GPU_FEATURES_0
] = 0xe0287cad,
130 [ETNAVIV_PARAM_GPU_FEATURES_1
] = 0xc1799eff,
131 [ETNAVIV_PARAM_GPU_FEATURES_2
] = 0xfefbfad9,
132 [ETNAVIV_PARAM_GPU_FEATURES_3
] = 0xeb9d4fbf,
133 [ETNAVIV_PARAM_GPU_FEATURES_4
] = 0xedfffced,
134 [ETNAVIV_PARAM_GPU_FEATURES_5
] = 0xdb0dafc7,
135 [ETNAVIV_PARAM_GPU_FEATURES_6
] = 0xbb5ac333,
136 [ETNAVIV_PARAM_GPU_FEATURES_7
] = 0xfc8ee200,
137 [ETNAVIV_PARAM_GPU_STREAM_COUNT
] = 0x10,
138 [ETNAVIV_PARAM_GPU_REGISTER_MAX
] = 0x40,
139 [ETNAVIV_PARAM_GPU_THREAD_COUNT
] = 0x400,
140 [ETNAVIV_PARAM_GPU_VERTEX_CACHE_SIZE
] = 0x10,
141 [ETNAVIV_PARAM_GPU_SHADER_CORE_COUNT
] = 0x4,
142 [ETNAVIV_PARAM_GPU_PIXEL_PIPES
] = 0x2,
143 [ETNAVIV_PARAM_GPU_VERTEX_OUTPUT_BUFFER_SIZE
] = 0x400,
144 [ETNAVIV_PARAM_GPU_BUFFER_SIZE
] = 0x0,
145 [ETNAVIV_PARAM_GPU_INSTRUCTION_COUNT
] = 0x200,
146 [ETNAVIV_PARAM_GPU_NUM_CONSTANTS
] = 0x140,
147 [ETNAVIV_PARAM_GPU_NUM_VARYINGS
] = 0x10,
148 [ETNAVIV_PARAM_SOFTPIN_START_ADDR
] = 0x00400000,
153 static const struct etna_shim_gpu
*shim_gpu
;
156 etnaviv_ioctl_noop(int fd
, unsigned long request
, void *arg
)
162 etnaviv_ioctl_gem_new(int fd
, unsigned long request
, void *arg
)
164 struct shim_fd
*shim_fd
= drm_shim_fd_lookup(fd
);
165 struct drm_etnaviv_gem_new
*create
= arg
;
166 struct shim_bo
*bo
= calloc(1, sizeof(*bo
));
168 drm_shim_bo_init(bo
, create
->size
);
169 create
->handle
= drm_shim_bo_get_handle(shim_fd
, bo
);
176 etnaviv_ioctl_gem_info(int fd
, unsigned long request
, void *arg
)
178 struct shim_fd
*shim_fd
= drm_shim_fd_lookup(fd
);
179 struct drm_etnaviv_gem_info
*args
= arg
;
180 struct shim_bo
*bo
= drm_shim_bo_lookup(shim_fd
, args
->handle
);
182 args
->offset
= drm_shim_bo_get_mmap_offset(shim_fd
, bo
);
189 etnaviv_ioctl_get_param(int fd
, unsigned long request
, void *arg
)
191 struct drm_etnaviv_param
*gp
= arg
;
193 if (gp
->param
> ETNAVIV_PARAM_SOFTPIN_START_ADDR
) {
194 fprintf(stderr
, "Unknown DRM_IOCTL_ETNAVIV_GET_PARAM %d\n", gp
->param
);
198 gp
->value
= shim_gpu
->reg_map
[gp
->param
];
203 static ioctl_fn_t driver_ioctls
[] = {
204 [DRM_ETNAVIV_GET_PARAM
] = etnaviv_ioctl_get_param
,
205 [DRM_ETNAVIV_GEM_NEW
] = etnaviv_ioctl_gem_new
,
206 [DRM_ETNAVIV_GEM_INFO
] = etnaviv_ioctl_gem_info
,
207 [DRM_ETNAVIV_GEM_CPU_PREP
] = etnaviv_ioctl_noop
,
208 [DRM_ETNAVIV_GEM_CPU_FINI
] = etnaviv_ioctl_noop
,
209 [DRM_ETNAVIV_GEM_SUBMIT
] = etnaviv_ioctl_noop
,
210 [DRM_ETNAVIV_WAIT_FENCE
] = etnaviv_ioctl_noop
,
211 [DRM_ETNAVIV_GEM_USERPTR
] = etnaviv_ioctl_noop
,
212 [DRM_ETNAVIV_GEM_WAIT
] = etnaviv_ioctl_noop
,
213 [DRM_ETNAVIV_PM_QUERY_DOM
] = etnaviv_ioctl_noop
,
214 [DRM_ETNAVIV_PM_QUERY_SIG
] = etnaviv_ioctl_noop
,
218 drm_shim_driver_init(void)
220 shim_device
.bus_type
= DRM_BUS_PLATFORM
;
221 shim_device
.driver_name
= "etnaviv";
222 shim_device
.driver_ioctls
= driver_ioctls
;
223 shim_device
.driver_ioctl_count
= ARRAY_SIZE(driver_ioctls
);
225 /* etnaviv uses the DRM version to expose features, instead of getparam. */
226 shim_device
.version_major
= 1;
227 shim_device
.version_minor
= 1;
228 shim_device
.version_patchlevel
= 0;
230 drm_shim_override_file("DRIVER=etnaviv\n"
231 "MODALIAS=platform:etnaviv\n",
232 "/sys/dev/char/%d:%d/device/uevent",
233 DRM_MAJOR
, render_node_minor
);
235 /* decide what GPU to emulate */
236 const char *gpu
= debug_get_option("ETNA_SHIM_GPU", "GC2000");
238 for (unsigned i
= 0; i
< ARRAY_SIZE(gpus
); i
++) {
239 if (strncasecmp(gpu
, gpus
[i
].name
, strlen(gpus
[i
].name
)) == 0) {
245 /* NOTE: keep keep default value and fallback index in sync */
249 fprintf(stderr
, "Using %s as shim gpu\n", shim_gpu
->name
);