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24#ifndef VC4_PACKET_H
25#define VC4_PACKET_H
26
27#include "vc4_regs.h"
28
29enum vc4_packet {
30 VC4_PACKET_HALT = 0,
31 VC4_PACKET_NOP = 1,
32
33 VC4_PACKET_FLUSH = 4,
34 VC4_PACKET_FLUSH_ALL = 5,
35 VC4_PACKET_START_TILE_BINNING = 6,
36 VC4_PACKET_INCREMENT_SEMAPHORE = 7,
37 VC4_PACKET_WAIT_ON_SEMAPHORE = 8,
38
39 VC4_PACKET_BRANCH = 16,
40 VC4_PACKET_BRANCH_TO_SUB_LIST = 17,
41
42 VC4_PACKET_STORE_MS_TILE_BUFFER = 24,
43 VC4_PACKET_STORE_MS_TILE_BUFFER_AND_EOF = 25,
44 VC4_PACKET_STORE_FULL_RES_TILE_BUFFER = 26,
45 VC4_PACKET_LOAD_FULL_RES_TILE_BUFFER = 27,
46 VC4_PACKET_STORE_TILE_BUFFER_GENERAL = 28,
47 VC4_PACKET_LOAD_TILE_BUFFER_GENERAL = 29,
48
49 VC4_PACKET_GL_INDEXED_PRIMITIVE = 32,
50 VC4_PACKET_GL_ARRAY_PRIMITIVE = 33,
51
52 VC4_PACKET_COMPRESSED_PRIMITIVE = 48,
53 VC4_PACKET_CLIPPED_COMPRESSED_PRIMITIVE = 49,
54
55 VC4_PACKET_PRIMITIVE_LIST_FORMAT = 56,
56
57 VC4_PACKET_GL_SHADER_STATE = 64,
58 VC4_PACKET_NV_SHADER_STATE = 65,
59 VC4_PACKET_VG_SHADER_STATE = 66,
60
61 VC4_PACKET_CONFIGURATION_BITS = 96,
62 VC4_PACKET_FLAT_SHADE_FLAGS = 97,
63 VC4_PACKET_POINT_SIZE = 98,
64 VC4_PACKET_LINE_WIDTH = 99,
65 VC4_PACKET_RHT_X_BOUNDARY = 100,
66 VC4_PACKET_DEPTH_OFFSET = 101,
67 VC4_PACKET_CLIP_WINDOW = 102,
68 VC4_PACKET_VIEWPORT_OFFSET = 103,
69 VC4_PACKET_Z_CLIPPING = 104,
70 VC4_PACKET_CLIPPER_XY_SCALING = 105,
71 VC4_PACKET_CLIPPER_Z_SCALING = 106,
72
73 VC4_PACKET_TILE_BINNING_MODE_CONFIG = 112,
74 VC4_PACKET_TILE_RENDERING_MODE_CONFIG = 113,
75 VC4_PACKET_CLEAR_COLORS = 114,
76 VC4_PACKET_TILE_COORDINATES = 115,
77
78
79
80
81
82
83 VC4_PACKET_GEM_HANDLES = 254,
84} __attribute__ ((__packed__));
85
86#define VC4_PACKET_HALT_SIZE 1
87#define VC4_PACKET_NOP_SIZE 1
88#define VC4_PACKET_FLUSH_SIZE 1
89#define VC4_PACKET_FLUSH_ALL_SIZE 1
90#define VC4_PACKET_START_TILE_BINNING_SIZE 1
91#define VC4_PACKET_INCREMENT_SEMAPHORE_SIZE 1
92#define VC4_PACKET_WAIT_ON_SEMAPHORE_SIZE 1
93#define VC4_PACKET_BRANCH_SIZE 5
94#define VC4_PACKET_BRANCH_TO_SUB_LIST_SIZE 5
95#define VC4_PACKET_STORE_MS_TILE_BUFFER_SIZE 1
96#define VC4_PACKET_STORE_MS_TILE_BUFFER_AND_EOF_SIZE 1
97#define VC4_PACKET_STORE_FULL_RES_TILE_BUFFER_SIZE 5
98#define VC4_PACKET_LOAD_FULL_RES_TILE_BUFFER_SIZE 5
99#define VC4_PACKET_STORE_TILE_BUFFER_GENERAL_SIZE 7
100#define VC4_PACKET_LOAD_TILE_BUFFER_GENERAL_SIZE 7
101#define VC4_PACKET_GL_INDEXED_PRIMITIVE_SIZE 14
102#define VC4_PACKET_GL_ARRAY_PRIMITIVE_SIZE 10
103#define VC4_PACKET_COMPRESSED_PRIMITIVE_SIZE 1
104#define VC4_PACKET_CLIPPED_COMPRESSED_PRIMITIVE_SIZE 1
105#define VC4_PACKET_PRIMITIVE_LIST_FORMAT_SIZE 2
106#define VC4_PACKET_GL_SHADER_STATE_SIZE 5
107#define VC4_PACKET_NV_SHADER_STATE_SIZE 5
108#define VC4_PACKET_VG_SHADER_STATE_SIZE 5
109#define VC4_PACKET_CONFIGURATION_BITS_SIZE 4
110#define VC4_PACKET_FLAT_SHADE_FLAGS_SIZE 5
111#define VC4_PACKET_POINT_SIZE_SIZE 5
112#define VC4_PACKET_LINE_WIDTH_SIZE 5
113#define VC4_PACKET_RHT_X_BOUNDARY_SIZE 3
114#define VC4_PACKET_DEPTH_OFFSET_SIZE 5
115#define VC4_PACKET_CLIP_WINDOW_SIZE 9
116#define VC4_PACKET_VIEWPORT_OFFSET_SIZE 5
117#define VC4_PACKET_Z_CLIPPING_SIZE 9
118#define VC4_PACKET_CLIPPER_XY_SCALING_SIZE 9
119#define VC4_PACKET_CLIPPER_Z_SCALING_SIZE 9
120#define VC4_PACKET_TILE_BINNING_MODE_CONFIG_SIZE 16
121#define VC4_PACKET_TILE_RENDERING_MODE_CONFIG_SIZE 11
122#define VC4_PACKET_CLEAR_COLORS_SIZE 14
123#define VC4_PACKET_TILE_COORDINATES_SIZE 3
124#define VC4_PACKET_GEM_HANDLES_SIZE 9
125
126
127#define VC4_MAX_SAMPLES 4
128
129#define VC4_TILE_BUFFER_SIZE (64 * 64 * 4)
130
131
132
133
134
135#define VC4_TILING_FORMAT_LINEAR 0
136#define VC4_TILING_FORMAT_T 1
137#define VC4_TILING_FORMAT_LT 2
138
139
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142
143
144
145#define VC4_LOADSTORE_FULL_RES_EOF BIT(3)
146#define VC4_LOADSTORE_FULL_RES_DISABLE_CLEAR_ALL BIT(2)
147#define VC4_LOADSTORE_FULL_RES_DISABLE_ZS BIT(1)
148#define VC4_LOADSTORE_FULL_RES_DISABLE_COLOR BIT(0)
149
150
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153
154
155#define VC4_LOADSTORE_FULL_RES_EOF BIT(3)
156#define VC4_LOADSTORE_FULL_RES_DISABLE_CLEAR_ALL BIT(2)
157#define VC4_LOADSTORE_FULL_RES_DISABLE_ZS BIT(1)
158#define VC4_LOADSTORE_FULL_RES_DISABLE_COLOR BIT(0)
159
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164
165
166#define VC4_LOADSTORE_TILE_BUFFER_EOF BIT(3)
167#define VC4_LOADSTORE_TILE_BUFFER_DISABLE_FULL_VG_MASK BIT(2)
168#define VC4_LOADSTORE_TILE_BUFFER_DISABLE_FULL_ZS BIT(1)
169#define VC4_LOADSTORE_TILE_BUFFER_DISABLE_FULL_COLOR BIT(0)
170
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176
177
178#define VC4_STORE_TILE_BUFFER_DISABLE_VG_MASK_CLEAR BIT(15)
179#define VC4_STORE_TILE_BUFFER_DISABLE_ZS_CLEAR BIT(14)
180#define VC4_STORE_TILE_BUFFER_DISABLE_COLOR_CLEAR BIT(13)
181#define VC4_STORE_TILE_BUFFER_DISABLE_SWAP BIT(12)
182
183#define VC4_LOADSTORE_TILE_BUFFER_FORMAT_MASK VC4_MASK(9, 8)
184#define VC4_LOADSTORE_TILE_BUFFER_FORMAT_SHIFT 8
185#define VC4_LOADSTORE_TILE_BUFFER_RGBA8888 0
186#define VC4_LOADSTORE_TILE_BUFFER_BGR565_DITHER 1
187#define VC4_LOADSTORE_TILE_BUFFER_BGR565 2
188
189
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193
194
195#define VC4_STORE_TILE_BUFFER_MODE_MASK VC4_MASK(7, 6)
196#define VC4_STORE_TILE_BUFFER_MODE_SHIFT 6
197#define VC4_STORE_TILE_BUFFER_MODE_SAMPLE0 (0 << 6)
198#define VC4_STORE_TILE_BUFFER_MODE_DECIMATE_X4 (1 << 6)
199#define VC4_STORE_TILE_BUFFER_MODE_DECIMATE_X16 (2 << 6)
200
201
202#define VC4_LOADSTORE_TILE_BUFFER_TILING_MASK VC4_MASK(5, 4)
203#define VC4_LOADSTORE_TILE_BUFFER_TILING_SHIFT 4
204
205#define VC4_LOADSTORE_TILE_BUFFER_BUFFER_MASK VC4_MASK(2, 0)
206#define VC4_LOADSTORE_TILE_BUFFER_BUFFER_SHIFT 0
207#define VC4_LOADSTORE_TILE_BUFFER_NONE 0
208#define VC4_LOADSTORE_TILE_BUFFER_COLOR 1
209#define VC4_LOADSTORE_TILE_BUFFER_ZS 2
210#define VC4_LOADSTORE_TILE_BUFFER_Z 3
211#define VC4_LOADSTORE_TILE_BUFFER_VG_MASK 4
212#define VC4_LOADSTORE_TILE_BUFFER_FULL 5
213
214
215#define VC4_INDEX_BUFFER_U8 (0 << 4)
216#define VC4_INDEX_BUFFER_U16 (1 << 4)
217
218
219#define VC4_SHADER_FLAG_SHADED_CLIP_COORDS BIT(3)
220#define VC4_SHADER_FLAG_ENABLE_CLIPPING BIT(2)
221#define VC4_SHADER_FLAG_VS_POINT_SIZE BIT(1)
222#define VC4_SHADER_FLAG_FS_SINGLE_THREAD BIT(0)
223
224
225#define VC4_CONFIG_BITS_EARLY_Z_UPDATE BIT(1)
226#define VC4_CONFIG_BITS_EARLY_Z BIT(0)
227
228
229
230#define VC4_CONFIG_BITS_Z_UPDATE BIT(7)
231
232#define VC4_CONFIG_BITS_DEPTH_FUNC_SHIFT 4
233#define VC4_CONFIG_BITS_COVERAGE_READ_LEAVE BIT(3)
234
235#define VC4_CONFIG_BITS_COVERAGE_UPDATE_NONZERO (0 << 1)
236#define VC4_CONFIG_BITS_COVERAGE_UPDATE_ODD (1 << 1)
237#define VC4_CONFIG_BITS_COVERAGE_UPDATE_OR (2 << 1)
238#define VC4_CONFIG_BITS_COVERAGE_UPDATE_ZERO (3 << 1)
239
240#define VC4_CONFIG_BITS_COVERAGE_PIPE_SELECT BIT(0)
241
242
243
244#define VC4_CONFIG_BITS_RASTERIZER_OVERSAMPLE_NONE (0 << 6)
245#define VC4_CONFIG_BITS_RASTERIZER_OVERSAMPLE_4X (1 << 6)
246#define VC4_CONFIG_BITS_RASTERIZER_OVERSAMPLE_16X (2 << 6)
247
248#define VC4_CONFIG_BITS_AA_POINTS_AND_LINES BIT(4)
249#define VC4_CONFIG_BITS_ENABLE_DEPTH_OFFSET BIT(3)
250#define VC4_CONFIG_BITS_CW_PRIMITIVES BIT(2)
251#define VC4_CONFIG_BITS_ENABLE_PRIM_BACK BIT(1)
252#define VC4_CONFIG_BITS_ENABLE_PRIM_FRONT BIT(0)
253
254
255
256#define VC4_BIN_CONFIG_DB_NON_MS BIT(7)
257
258#define VC4_BIN_CONFIG_ALLOC_BLOCK_SIZE_MASK VC4_MASK(6, 5)
259#define VC4_BIN_CONFIG_ALLOC_BLOCK_SIZE_SHIFT 5
260#define VC4_BIN_CONFIG_ALLOC_BLOCK_SIZE_32 0
261#define VC4_BIN_CONFIG_ALLOC_BLOCK_SIZE_64 1
262#define VC4_BIN_CONFIG_ALLOC_BLOCK_SIZE_128 2
263#define VC4_BIN_CONFIG_ALLOC_BLOCK_SIZE_256 3
264
265#define VC4_BIN_CONFIG_ALLOC_INIT_BLOCK_SIZE_MASK VC4_MASK(4, 3)
266#define VC4_BIN_CONFIG_ALLOC_INIT_BLOCK_SIZE_SHIFT 3
267#define VC4_BIN_CONFIG_ALLOC_INIT_BLOCK_SIZE_32 0
268#define VC4_BIN_CONFIG_ALLOC_INIT_BLOCK_SIZE_64 1
269#define VC4_BIN_CONFIG_ALLOC_INIT_BLOCK_SIZE_128 2
270#define VC4_BIN_CONFIG_ALLOC_INIT_BLOCK_SIZE_256 3
271
272#define VC4_BIN_CONFIG_AUTO_INIT_TSDA BIT(2)
273#define VC4_BIN_CONFIG_TILE_BUFFER_64BIT BIT(1)
274#define VC4_BIN_CONFIG_MS_MODE_4X BIT(0)
275
276
277
278#define VC4_RENDER_CONFIG_DB_NON_MS BIT(12)
279#define VC4_RENDER_CONFIG_EARLY_Z_COVERAGE_DISABLE BIT(11)
280#define VC4_RENDER_CONFIG_EARLY_Z_DIRECTION_G BIT(10)
281#define VC4_RENDER_CONFIG_COVERAGE_MODE BIT(9)
282#define VC4_RENDER_CONFIG_ENABLE_VG_MASK BIT(8)
283
284
285#define VC4_RENDER_CONFIG_MEMORY_FORMAT_MASK VC4_MASK(7, 6)
286#define VC4_RENDER_CONFIG_MEMORY_FORMAT_SHIFT 6
287
288#define VC4_RENDER_CONFIG_DECIMATE_MODE_1X (0 << 4)
289#define VC4_RENDER_CONFIG_DECIMATE_MODE_4X (1 << 4)
290#define VC4_RENDER_CONFIG_DECIMATE_MODE_16X (2 << 4)
291
292#define VC4_RENDER_CONFIG_FORMAT_MASK VC4_MASK(3, 2)
293#define VC4_RENDER_CONFIG_FORMAT_SHIFT 2
294#define VC4_RENDER_CONFIG_FORMAT_BGR565_DITHERED 0
295#define VC4_RENDER_CONFIG_FORMAT_RGBA8888 1
296#define VC4_RENDER_CONFIG_FORMAT_BGR565 2
297
298#define VC4_RENDER_CONFIG_TILE_BUFFER_64BIT BIT(1)
299#define VC4_RENDER_CONFIG_MS_MODE_4X BIT(0)
300
301#define VC4_PRIMITIVE_LIST_FORMAT_16_INDEX (1 << 4)
302#define VC4_PRIMITIVE_LIST_FORMAT_32_XY (3 << 4)
303#define VC4_PRIMITIVE_LIST_FORMAT_TYPE_POINTS (0 << 0)
304#define VC4_PRIMITIVE_LIST_FORMAT_TYPE_LINES (1 << 0)
305#define VC4_PRIMITIVE_LIST_FORMAT_TYPE_TRIANGLES (2 << 0)
306#define VC4_PRIMITIVE_LIST_FORMAT_TYPE_RHT (3 << 0)
307
308enum vc4_texture_data_type {
309 VC4_TEXTURE_TYPE_RGBA8888 = 0,
310 VC4_TEXTURE_TYPE_RGBX8888 = 1,
311 VC4_TEXTURE_TYPE_RGBA4444 = 2,
312 VC4_TEXTURE_TYPE_RGBA5551 = 3,
313 VC4_TEXTURE_TYPE_RGB565 = 4,
314 VC4_TEXTURE_TYPE_LUMINANCE = 5,
315 VC4_TEXTURE_TYPE_ALPHA = 6,
316 VC4_TEXTURE_TYPE_LUMALPHA = 7,
317 VC4_TEXTURE_TYPE_ETC1 = 8,
318 VC4_TEXTURE_TYPE_S16F = 9,
319 VC4_TEXTURE_TYPE_S8 = 10,
320 VC4_TEXTURE_TYPE_S16 = 11,
321 VC4_TEXTURE_TYPE_BW1 = 12,
322 VC4_TEXTURE_TYPE_A4 = 13,
323 VC4_TEXTURE_TYPE_A1 = 14,
324 VC4_TEXTURE_TYPE_RGBA64 = 15,
325 VC4_TEXTURE_TYPE_RGBA32R = 16,
326 VC4_TEXTURE_TYPE_YUV422R = 17,
327};
328
329#define VC4_TEX_P0_OFFSET_MASK VC4_MASK(31, 12)
330#define VC4_TEX_P0_OFFSET_SHIFT 12
331#define VC4_TEX_P0_CSWIZ_MASK VC4_MASK(11, 10)
332#define VC4_TEX_P0_CSWIZ_SHIFT 10
333#define VC4_TEX_P0_CMMODE_MASK VC4_MASK(9, 9)
334#define VC4_TEX_P0_CMMODE_SHIFT 9
335#define VC4_TEX_P0_FLIPY_MASK VC4_MASK(8, 8)
336#define VC4_TEX_P0_FLIPY_SHIFT 8
337#define VC4_TEX_P0_TYPE_MASK VC4_MASK(7, 4)
338#define VC4_TEX_P0_TYPE_SHIFT 4
339#define VC4_TEX_P0_MIPLVLS_MASK VC4_MASK(3, 0)
340#define VC4_TEX_P0_MIPLVLS_SHIFT 0
341
342#define VC4_TEX_P1_TYPE4_MASK VC4_MASK(31, 31)
343#define VC4_TEX_P1_TYPE4_SHIFT 31
344#define VC4_TEX_P1_HEIGHT_MASK VC4_MASK(30, 20)
345#define VC4_TEX_P1_HEIGHT_SHIFT 20
346#define VC4_TEX_P1_ETCFLIP_MASK VC4_MASK(19, 19)
347#define VC4_TEX_P1_ETCFLIP_SHIFT 19
348#define VC4_TEX_P1_WIDTH_MASK VC4_MASK(18, 8)
349#define VC4_TEX_P1_WIDTH_SHIFT 8
350
351#define VC4_TEX_P1_MAGFILT_MASK VC4_MASK(7, 7)
352#define VC4_TEX_P1_MAGFILT_SHIFT 7
353# define VC4_TEX_P1_MAGFILT_LINEAR 0
354# define VC4_TEX_P1_MAGFILT_NEAREST 1
355
356#define VC4_TEX_P1_MINFILT_MASK VC4_MASK(6, 4)
357#define VC4_TEX_P1_MINFILT_SHIFT 4
358# define VC4_TEX_P1_MINFILT_LINEAR 0
359# define VC4_TEX_P1_MINFILT_NEAREST 1
360# define VC4_TEX_P1_MINFILT_NEAR_MIP_NEAR 2
361# define VC4_TEX_P1_MINFILT_NEAR_MIP_LIN 3
362# define VC4_TEX_P1_MINFILT_LIN_MIP_NEAR 4
363# define VC4_TEX_P1_MINFILT_LIN_MIP_LIN 5
364
365#define VC4_TEX_P1_WRAP_T_MASK VC4_MASK(3, 2)
366#define VC4_TEX_P1_WRAP_T_SHIFT 2
367#define VC4_TEX_P1_WRAP_S_MASK VC4_MASK(1, 0)
368#define VC4_TEX_P1_WRAP_S_SHIFT 0
369# define VC4_TEX_P1_WRAP_REPEAT 0
370# define VC4_TEX_P1_WRAP_CLAMP 1
371# define VC4_TEX_P1_WRAP_MIRROR 2
372# define VC4_TEX_P1_WRAP_BORDER 3
373
374#define VC4_TEX_P2_PTYPE_MASK VC4_MASK(31, 30)
375#define VC4_TEX_P2_PTYPE_SHIFT 30
376# define VC4_TEX_P2_PTYPE_IGNORED 0
377# define VC4_TEX_P2_PTYPE_CUBE_MAP_STRIDE 1
378# define VC4_TEX_P2_PTYPE_CHILD_IMAGE_DIMENSIONS 2
379# define VC4_TEX_P2_PTYPE_CHILD_IMAGE_OFFSETS 3
380
381
382#define VC4_TEX_P2_CMST_MASK VC4_MASK(29, 12)
383#define VC4_TEX_P2_CMST_SHIFT 12
384#define VC4_TEX_P2_BSLOD_MASK VC4_MASK(0, 0)
385#define VC4_TEX_P2_BSLOD_SHIFT 0
386
387
388#define VC4_TEX_P2_CHEIGHT_MASK VC4_MASK(22, 12)
389#define VC4_TEX_P2_CHEIGHT_SHIFT 12
390#define VC4_TEX_P2_CWIDTH_MASK VC4_MASK(10, 0)
391#define VC4_TEX_P2_CWIDTH_SHIFT 0
392
393
394#define VC4_TEX_P2_CYOFF_MASK VC4_MASK(22, 12)
395#define VC4_TEX_P2_CYOFF_SHIFT 12
396#define VC4_TEX_P2_CXOFF_MASK VC4_MASK(10, 0)
397#define VC4_TEX_P2_CXOFF_SHIFT 0
398
399#endif
400