1 /* radeon_drm.h -- Public header for the radeon driver -*- linux-c -*-
2  *
3  * Copyright 2000 Precision Insight, Inc., Cedar Park, Texas.
4  * Copyright 2000 VA Linux Systems, Inc., Fremont, California.
5  * Copyright 2002 Tungsten Graphics, Inc., Cedar Park, Texas.
6  * All rights reserved.
7  *
8  * Permission is hereby granted, free of charge, to any person obtaining a
9  * copy of this software and associated documentation files (the "Software"),
10  * to deal in the Software without restriction, including without limitation
11  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
12  * and/or sell copies of the Software, and to permit persons to whom the
13  * Software is furnished to do so, subject to the following conditions:
14  *
15  * The above copyright notice and this permission notice (including the next
16  * paragraph) shall be included in all copies or substantial portions of the
17  * Software.
18  *
19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
20  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
22  * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
23  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
24  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
25  * DEALINGS IN THE SOFTWARE.
26  *
27  * Authors:
28  *    Kevin E. Martin <martin@valinux.com>
29  *    Gareth Hughes <gareth@valinux.com>
30  *    Keith Whitwell <keith@tungstengraphics.com>
31  */
32 
33 #ifndef __RADEON_DRM_H__
34 #define __RADEON_DRM_H__
35 
36 /* WARNING: If you change any of these defines, make sure to change the
37  * defines in the X server file (radeon_sarea.h)
38  */
39 #ifndef __RADEON_SAREA_DEFINES__
40 #define __RADEON_SAREA_DEFINES__
41 
42 /* Old style state flags, required for sarea interface (1.1 and 1.2
43  * clears) and 1.2 drm_vertex2 ioctl.
44  */
45 #define RADEON_UPLOAD_CONTEXT		0x00000001
46 #define RADEON_UPLOAD_VERTFMT		0x00000002
47 #define RADEON_UPLOAD_LINE		0x00000004
48 #define RADEON_UPLOAD_BUMPMAP		0x00000008
49 #define RADEON_UPLOAD_MASKS		0x00000010
50 #define RADEON_UPLOAD_VIEWPORT		0x00000020
51 #define RADEON_UPLOAD_SETUP		0x00000040
52 #define RADEON_UPLOAD_TCL		0x00000080
53 #define RADEON_UPLOAD_MISC		0x00000100
54 #define RADEON_UPLOAD_TEX0		0x00000200
55 #define RADEON_UPLOAD_TEX1		0x00000400
56 #define RADEON_UPLOAD_TEX2		0x00000800
57 #define RADEON_UPLOAD_TEX0IMAGES	0x00001000
58 #define RADEON_UPLOAD_TEX1IMAGES	0x00002000
59 #define RADEON_UPLOAD_TEX2IMAGES	0x00004000
60 #define RADEON_UPLOAD_CLIPRECTS		0x00008000	/* handled client-side */
61 #define RADEON_REQUIRE_QUIESCENCE	0x00010000
62 #define RADEON_UPLOAD_ZBIAS		0x00020000	/* version 1.2 and newer */
63 #define RADEON_UPLOAD_ALL		0x003effff
64 #define RADEON_UPLOAD_CONTEXT_ALL       0x003e01ff
65 
66 /* New style per-packet identifiers for use in cmd_buffer ioctl with
67  * the RADEON_EMIT_PACKET command.  Comments relate new packets to old
68  * state bits and the packet size:
69  */
70 #define RADEON_EMIT_PP_MISC                         0	/* context/7 */
71 #define RADEON_EMIT_PP_CNTL                         1	/* context/3 */
72 #define RADEON_EMIT_RB3D_COLORPITCH                 2	/* context/1 */
73 #define RADEON_EMIT_RE_LINE_PATTERN                 3	/* line/2 */
74 #define RADEON_EMIT_SE_LINE_WIDTH                   4	/* line/1 */
75 #define RADEON_EMIT_PP_LUM_MATRIX                   5	/* bumpmap/1 */
76 #define RADEON_EMIT_PP_ROT_MATRIX_0                 6	/* bumpmap/2 */
77 #define RADEON_EMIT_RB3D_STENCILREFMASK             7	/* masks/3 */
78 #define RADEON_EMIT_SE_VPORT_XSCALE                 8	/* viewport/6 */
79 #define RADEON_EMIT_SE_CNTL                         9	/* setup/2 */
80 #define RADEON_EMIT_SE_CNTL_STATUS                  10	/* setup/1 */
81 #define RADEON_EMIT_RE_MISC                         11	/* misc/1 */
82 #define RADEON_EMIT_PP_TXFILTER_0                   12	/* tex0/6 */
83 #define RADEON_EMIT_PP_BORDER_COLOR_0               13	/* tex0/1 */
84 #define RADEON_EMIT_PP_TXFILTER_1                   14	/* tex1/6 */
85 #define RADEON_EMIT_PP_BORDER_COLOR_1               15	/* tex1/1 */
86 #define RADEON_EMIT_PP_TXFILTER_2                   16	/* tex2/6 */
87 #define RADEON_EMIT_PP_BORDER_COLOR_2               17	/* tex2/1 */
88 #define RADEON_EMIT_SE_ZBIAS_FACTOR                 18	/* zbias/2 */
89 #define RADEON_EMIT_SE_TCL_OUTPUT_VTX_FMT           19	/* tcl/11 */
90 #define RADEON_EMIT_SE_TCL_MATERIAL_EMMISSIVE_RED   20	/* material/17 */
91 #define R200_EMIT_PP_TXCBLEND_0                     21	/* tex0/4 */
92 #define R200_EMIT_PP_TXCBLEND_1                     22	/* tex1/4 */
93 #define R200_EMIT_PP_TXCBLEND_2                     23	/* tex2/4 */
94 #define R200_EMIT_PP_TXCBLEND_3                     24	/* tex3/4 */
95 #define R200_EMIT_PP_TXCBLEND_4                     25	/* tex4/4 */
96 #define R200_EMIT_PP_TXCBLEND_5                     26	/* tex5/4 */
97 #define R200_EMIT_PP_TXCBLEND_6                     27	/* /4 */
98 #define R200_EMIT_PP_TXCBLEND_7                     28	/* /4 */
99 #define R200_EMIT_TCL_LIGHT_MODEL_CTL_0             29	/* tcl/7 */
100 #define R200_EMIT_TFACTOR_0                         30	/* tf/7 */
101 #define R200_EMIT_VTX_FMT_0                         31	/* vtx/5 */
102 #define R200_EMIT_VAP_CTL                           32	/* vap/1 */
103 #define R200_EMIT_MATRIX_SELECT_0                   33	/* msl/5 */
104 #define R200_EMIT_TEX_PROC_CTL_2                    34	/* tcg/5 */
105 #define R200_EMIT_TCL_UCP_VERT_BLEND_CTL            35	/* tcl/1 */
106 #define R200_EMIT_PP_TXFILTER_0                     36	/* tex0/6 */
107 #define R200_EMIT_PP_TXFILTER_1                     37	/* tex1/6 */
108 #define R200_EMIT_PP_TXFILTER_2                     38	/* tex2/6 */
109 #define R200_EMIT_PP_TXFILTER_3                     39	/* tex3/6 */
110 #define R200_EMIT_PP_TXFILTER_4                     40	/* tex4/6 */
111 #define R200_EMIT_PP_TXFILTER_5                     41	/* tex5/6 */
112 #define R200_EMIT_PP_TXOFFSET_0                     42	/* tex0/1 */
113 #define R200_EMIT_PP_TXOFFSET_1                     43	/* tex1/1 */
114 #define R200_EMIT_PP_TXOFFSET_2                     44	/* tex2/1 */
115 #define R200_EMIT_PP_TXOFFSET_3                     45	/* tex3/1 */
116 #define R200_EMIT_PP_TXOFFSET_4                     46	/* tex4/1 */
117 #define R200_EMIT_PP_TXOFFSET_5                     47	/* tex5/1 */
118 #define R200_EMIT_VTE_CNTL                          48	/* vte/1 */
119 #define R200_EMIT_OUTPUT_VTX_COMP_SEL               49	/* vtx/1 */
120 #define R200_EMIT_PP_TAM_DEBUG3                     50	/* tam/1 */
121 #define R200_EMIT_PP_CNTL_X                         51	/* cst/1 */
122 #define R200_EMIT_RB3D_DEPTHXY_OFFSET               52	/* cst/1 */
123 #define R200_EMIT_RE_AUX_SCISSOR_CNTL               53	/* cst/1 */
124 #define R200_EMIT_RE_SCISSOR_TL_0                   54	/* cst/2 */
125 #define R200_EMIT_RE_SCISSOR_TL_1                   55	/* cst/2 */
126 #define R200_EMIT_RE_SCISSOR_TL_2                   56	/* cst/2 */
127 #define R200_EMIT_SE_VAP_CNTL_STATUS                57	/* cst/1 */
128 #define R200_EMIT_SE_VTX_STATE_CNTL                 58	/* cst/1 */
129 #define R200_EMIT_RE_POINTSIZE                      59	/* cst/1 */
130 #define R200_EMIT_TCL_INPUT_VTX_VECTOR_ADDR_0       60	/* cst/4 */
131 #define R200_EMIT_PP_CUBIC_FACES_0                  61
132 #define R200_EMIT_PP_CUBIC_OFFSETS_0                62
133 #define R200_EMIT_PP_CUBIC_FACES_1                  63
134 #define R200_EMIT_PP_CUBIC_OFFSETS_1                64
135 #define R200_EMIT_PP_CUBIC_FACES_2                  65
136 #define R200_EMIT_PP_CUBIC_OFFSETS_2                66
137 #define R200_EMIT_PP_CUBIC_FACES_3                  67
138 #define R200_EMIT_PP_CUBIC_OFFSETS_3                68
139 #define R200_EMIT_PP_CUBIC_FACES_4                  69
140 #define R200_EMIT_PP_CUBIC_OFFSETS_4                70
141 #define R200_EMIT_PP_CUBIC_FACES_5                  71
142 #define R200_EMIT_PP_CUBIC_OFFSETS_5                72
143 #define RADEON_EMIT_PP_TEX_SIZE_0                   73
144 #define RADEON_EMIT_PP_TEX_SIZE_1                   74
145 #define RADEON_EMIT_PP_TEX_SIZE_2                   75
146 #define R200_EMIT_RB3D_BLENDCOLOR                   76
147 #define R200_EMIT_TCL_POINT_SPRITE_CNTL             77
148 #define RADEON_EMIT_PP_CUBIC_FACES_0                78
149 #define RADEON_EMIT_PP_CUBIC_OFFSETS_T0             79
150 #define RADEON_EMIT_PP_CUBIC_FACES_1                80
151 #define RADEON_EMIT_PP_CUBIC_OFFSETS_T1             81
152 #define RADEON_EMIT_PP_CUBIC_FACES_2                82
153 #define RADEON_EMIT_PP_CUBIC_OFFSETS_T2             83
154 #define R200_EMIT_PP_TRI_PERF_CNTL                  84
155 #define R200_EMIT_PP_AFS_0                          85
156 #define R200_EMIT_PP_AFS_1                          86
157 #define R200_EMIT_ATF_TFACTOR                       87
158 #define R200_EMIT_PP_TXCTLALL_0                     88
159 #define R200_EMIT_PP_TXCTLALL_1                     89
160 #define R200_EMIT_PP_TXCTLALL_2                     90
161 #define R200_EMIT_PP_TXCTLALL_3                     91
162 #define R200_EMIT_PP_TXCTLALL_4                     92
163 #define R200_EMIT_PP_TXCTLALL_5                     93
164 #define R200_EMIT_VAP_PVS_CNTL                      94
165 #define RADEON_MAX_STATE_PACKETS                    95
166 
167 /* Commands understood by cmd_buffer ioctl.  More can be added but
168  * obviously these can't be removed or changed:
169  */
170 #define RADEON_CMD_PACKET      1	/* emit one of the register packets above */
171 #define RADEON_CMD_SCALARS     2	/* emit scalar data */
172 #define RADEON_CMD_VECTORS     3	/* emit vector data */
173 #define RADEON_CMD_DMA_DISCARD 4	/* discard current dma buf */
174 #define RADEON_CMD_PACKET3     5	/* emit hw packet */
175 #define RADEON_CMD_PACKET3_CLIP 6	/* emit hw packet wrapped in cliprects */
176 #define RADEON_CMD_SCALARS2     7	/* r200 stopgap */
177 #define RADEON_CMD_WAIT         8	/* emit hw wait commands -- note:
178 					 *  doesn't make the cpu wait, just
179 					 *  the graphics hardware */
180 #define RADEON_CMD_VECLINEAR	9       /* another r200 stopgap */
181 
182 typedef union {
183 	int i;
184 	struct {
185 		unsigned char cmd_type, pad0, pad1, pad2;
186 	} header;
187 	struct {
188 		unsigned char cmd_type, packet_id, pad0, pad1;
189 	} packet;
190 	struct {
191 		unsigned char cmd_type, offset, stride, count;
192 	} scalars;
193 	struct {
194 		unsigned char cmd_type, offset, stride, count;
195 	} vectors;
196 	struct {
197 		unsigned char cmd_type, addr_lo, addr_hi, count;
198 	} veclinear;
199 	struct {
200 		unsigned char cmd_type, buf_idx, pad0, pad1;
201 	} dma;
202 	struct {
203 		unsigned char cmd_type, flags, pad0, pad1;
204 	} wait;
205 } drm_radeon_cmd_header_t;
206 
207 #define RADEON_WAIT_2D  0x1
208 #define RADEON_WAIT_3D  0x2
209 
210 /* Allowed parameters for R300_CMD_PACKET3
211  */
212 #define R300_CMD_PACKET3_CLEAR		0
213 #define R300_CMD_PACKET3_RAW		1
214 
215 /* Commands understood by cmd_buffer ioctl for R300.
216  * The interface has not been stabilized, so some of these may be removed
217  * and eventually reordered before stabilization.
218  */
219 #define R300_CMD_PACKET0		1
220 #define R300_CMD_VPU			2	/* emit vertex program upload */
221 #define R300_CMD_PACKET3		3	/* emit a packet3 */
222 #define R300_CMD_END3D			4	/* emit sequence ending 3d rendering */
223 #define R300_CMD_CP_DELAY		5
224 #define R300_CMD_DMA_DISCARD		6
225 #define R300_CMD_WAIT			7
226 #	define R300_WAIT_2D		0x1
227 #	define R300_WAIT_3D		0x2
228 /* these two defines are DOING IT WRONG - however
229  * we have userspace which relies on using these.
230  * The wait interface is backwards compat new
231  * code should use the NEW_WAIT defines below
232  * THESE ARE NOT BIT FIELDS
233  */
234 #	define R300_WAIT_2D_CLEAN	0x3
235 #	define R300_WAIT_3D_CLEAN	0x4
236 
237 #	define R300_NEW_WAIT_2D_3D	0x3
238 #	define R300_NEW_WAIT_2D_2D_CLEAN	0x4
239 #	define R300_NEW_WAIT_3D_3D_CLEAN	0x6
240 #	define R300_NEW_WAIT_2D_2D_CLEAN_3D_3D_CLEAN	0x8
241 
242 #define R300_CMD_SCRATCH		8
243 #define R300_CMD_R500FP                 9
244 
245 typedef union {
246 	unsigned int u;
247 	struct {
248 		unsigned char cmd_type, pad0, pad1, pad2;
249 	} header;
250 	struct {
251 		unsigned char cmd_type, count, reglo, reghi;
252 	} packet0;
253 	struct {
254 		unsigned char cmd_type, count, adrlo, adrhi;
255 	} vpu;
256 	struct {
257 		unsigned char cmd_type, packet, pad0, pad1;
258 	} packet3;
259 	struct {
260 		unsigned char cmd_type, packet;
261 		unsigned short count;	/* amount of packet2 to emit */
262 	} delay;
263 	struct {
264 		unsigned char cmd_type, buf_idx, pad0, pad1;
265 	} dma;
266 	struct {
267 		unsigned char cmd_type, flags, pad0, pad1;
268 	} wait;
269 	struct {
270 		unsigned char cmd_type, reg, n_bufs, flags;
271 	} scratch;
272 	struct {
273 		unsigned char cmd_type, count, adrlo, adrhi_flags;
274 	} r500fp;
275 } drm_r300_cmd_header_t;
276 
277 #define RADEON_FRONT			0x1
278 #define RADEON_BACK			0x2
279 #define RADEON_DEPTH			0x4
280 #define RADEON_STENCIL			0x8
281 #define RADEON_CLEAR_FASTZ		0x80000000
282 #define RADEON_USE_HIERZ		0x40000000
283 #define RADEON_USE_COMP_ZBUF		0x20000000
284 
285 #define R500FP_CONSTANT_TYPE  (1 << 1)
286 #define R500FP_CONSTANT_CLAMP (1 << 2)
287 
288 /* Primitive types
289  */
290 #define RADEON_POINTS			0x1
291 #define RADEON_LINES			0x2
292 #define RADEON_LINE_STRIP		0x3
293 #define RADEON_TRIANGLES		0x4
294 #define RADEON_TRIANGLE_FAN		0x5
295 #define RADEON_TRIANGLE_STRIP		0x6
296 
297 /* Vertex/indirect buffer size
298  */
299 #define RADEON_BUFFER_SIZE		65536
300 
301 /* Byte offsets for indirect buffer data
302  */
303 #define RADEON_INDEX_PRIM_OFFSET	20
304 
305 #define RADEON_SCRATCH_REG_OFFSET	32
306 #define R600_SCRATCH_REG_OFFSET	        256
307 
308 #define RADEON_NR_SAREA_CLIPRECTS	12
309 
310 /* There are 2 heaps (local/GART).  Each region within a heap is a
311  * minimum of 64k, and there are at most 64 of them per heap.
312  */
313 #define RADEON_LOCAL_TEX_HEAP		0
314 #define RADEON_GART_TEX_HEAP		1
315 #define RADEON_NR_TEX_HEAPS		2
316 #define RADEON_NR_TEX_REGIONS		64
317 #define RADEON_LOG_TEX_GRANULARITY	16
318 
319 #define RADEON_MAX_TEXTURE_LEVELS	12
320 #define RADEON_MAX_TEXTURE_UNITS	3
321 
322 #define RADEON_MAX_SURFACES		8
323 
324 /* Blits have strict offset rules.  All blit offset must be aligned on
325  * a 1K-byte boundary.
326  */
327 #define RADEON_OFFSET_SHIFT             10
328 #define RADEON_OFFSET_ALIGN             (1 << RADEON_OFFSET_SHIFT)
329 #define RADEON_OFFSET_MASK              (RADEON_OFFSET_ALIGN - 1)
330 
331 #endif				/* __RADEON_SAREA_DEFINES__ */
332 
333 typedef struct {
334 	unsigned int red;
335 	unsigned int green;
336 	unsigned int blue;
337 	unsigned int alpha;
338 } radeon_color_regs_t;
339 
340 typedef struct {
341 	/* Context state */
342 	unsigned int pp_misc;	/* 0x1c14 */
343 	unsigned int pp_fog_color;
344 	unsigned int re_solid_color;
345 	unsigned int rb3d_blendcntl;
346 	unsigned int rb3d_depthoffset;
347 	unsigned int rb3d_depthpitch;
348 	unsigned int rb3d_zstencilcntl;
349 
350 	unsigned int pp_cntl;	/* 0x1c38 */
351 	unsigned int rb3d_cntl;
352 	unsigned int rb3d_coloroffset;
353 	unsigned int re_width_height;
354 	unsigned int rb3d_colorpitch;
355 	unsigned int se_cntl;
356 
357 	/* Vertex format state */
358 	unsigned int se_coord_fmt;	/* 0x1c50 */
359 
360 	/* Line state */
361 	unsigned int re_line_pattern;	/* 0x1cd0 */
362 	unsigned int re_line_state;
363 
364 	unsigned int se_line_width;	/* 0x1db8 */
365 
366 	/* Bumpmap state */
367 	unsigned int pp_lum_matrix;	/* 0x1d00 */
368 
369 	unsigned int pp_rot_matrix_0;	/* 0x1d58 */
370 	unsigned int pp_rot_matrix_1;
371 
372 	/* Mask state */
373 	unsigned int rb3d_stencilrefmask;	/* 0x1d7c */
374 	unsigned int rb3d_ropcntl;
375 	unsigned int rb3d_planemask;
376 
377 	/* Viewport state */
378 	unsigned int se_vport_xscale;	/* 0x1d98 */
379 	unsigned int se_vport_xoffset;
380 	unsigned int se_vport_yscale;
381 	unsigned int se_vport_yoffset;
382 	unsigned int se_vport_zscale;
383 	unsigned int se_vport_zoffset;
384 
385 	/* Setup state */
386 	unsigned int se_cntl_status;	/* 0x2140 */
387 
388 	/* Misc state */
389 	unsigned int re_top_left;	/* 0x26c0 */
390 	unsigned int re_misc;
391 } drm_radeon_context_regs_t;
392 
393 typedef struct {
394 	/* Zbias state */
395 	unsigned int se_zbias_factor;	/* 0x1dac */
396 	unsigned int se_zbias_constant;
397 } drm_radeon_context2_regs_t;
398 
399 /* Setup registers for each texture unit
400  */
401 typedef struct {
402 	unsigned int pp_txfilter;
403 	unsigned int pp_txformat;
404 	unsigned int pp_txoffset;
405 	unsigned int pp_txcblend;
406 	unsigned int pp_txablend;
407 	unsigned int pp_tfactor;
408 	unsigned int pp_border_color;
409 } drm_radeon_texture_regs_t;
410 
411 typedef struct {
412 	unsigned int start;
413 	unsigned int finish;
414 	unsigned int prim:8;
415 	unsigned int stateidx:8;
416 	unsigned int numverts:16;	/* overloaded as offset/64 for elt prims */
417 	unsigned int vc_format;	/* vertex format */
418 } drm_radeon_prim_t;
419 
420 typedef struct {
421 	drm_radeon_context_regs_t context;
422 	drm_radeon_texture_regs_t tex[RADEON_MAX_TEXTURE_UNITS];
423 	drm_radeon_context2_regs_t context2;
424 	unsigned int dirty;
425 } drm_radeon_state_t;
426 
427 typedef struct {
428 	/* The channel for communication of state information to the
429 	 * kernel on firing a vertex buffer with either of the
430 	 * obsoleted vertex/index ioctls.
431 	 */
432 	drm_radeon_context_regs_t context_state;
433 	drm_radeon_texture_regs_t tex_state[RADEON_MAX_TEXTURE_UNITS];
434 	unsigned int dirty;
435 	unsigned int vertsize;
436 	unsigned int vc_format;
437 
438 	/* The current cliprects, or a subset thereof.
439 	 */
440 	struct drm_clip_rect boxes[RADEON_NR_SAREA_CLIPRECTS];
441 	unsigned int nbox;
442 
443 	/* Counters for client-side throttling of rendering clients.
444 	 */
445 	unsigned int last_frame;
446 	unsigned int last_dispatch;
447 	unsigned int last_clear;
448 
449 	struct drm_tex_region tex_list[RADEON_NR_TEX_HEAPS][RADEON_NR_TEX_REGIONS +
450 						       1];
451 	unsigned int tex_age[RADEON_NR_TEX_HEAPS];
452 	int ctx_owner;
453 	int pfState;		/* number of 3d windows (0,1,2ormore) */
454 	int pfCurrentPage;	/* which buffer is being displayed? */
455 	int crtc2_base;		/* CRTC2 frame offset */
456 	int tiling_enabled;	/* set by drm, read by 2d + 3d clients */
457 } drm_radeon_sarea_t;
458 
459 /* WARNING: If you change any of these defines, make sure to change the
460  * defines in the Xserver file (xf86drmRadeon.h)
461  *
462  * KW: actually it's illegal to change any of this (backwards compatibility).
463  */
464 
465 /* Radeon specific ioctls
466  * The device specific ioctl range is 0x40 to 0x79.
467  */
468 #define DRM_RADEON_CP_INIT    0x00
469 #define DRM_RADEON_CP_START   0x01
470 #define DRM_RADEON_CP_STOP    0x02
471 #define DRM_RADEON_CP_RESET   0x03
472 #define DRM_RADEON_CP_IDLE    0x04
473 #define DRM_RADEON_RESET      0x05
474 #define DRM_RADEON_FULLSCREEN 0x06
475 #define DRM_RADEON_SWAP       0x07
476 #define DRM_RADEON_CLEAR      0x08
477 #define DRM_RADEON_VERTEX     0x09
478 #define DRM_RADEON_INDICES    0x0A
479 #define DRM_RADEON_NOT_USED
480 #define DRM_RADEON_STIPPLE    0x0C
481 #define DRM_RADEON_INDIRECT   0x0D
482 #define DRM_RADEON_TEXTURE    0x0E
483 #define DRM_RADEON_VERTEX2    0x0F
484 #define DRM_RADEON_CMDBUF     0x10
485 #define DRM_RADEON_GETPARAM   0x11
486 #define DRM_RADEON_FLIP       0x12
487 #define DRM_RADEON_ALLOC      0x13
488 #define DRM_RADEON_FREE       0x14
489 #define DRM_RADEON_INIT_HEAP  0x15
490 #define DRM_RADEON_IRQ_EMIT   0x16
491 #define DRM_RADEON_IRQ_WAIT   0x17
492 #define DRM_RADEON_CP_RESUME  0x18
493 #define DRM_RADEON_SETPARAM   0x19
494 #define DRM_RADEON_SURF_ALLOC 0x1a
495 #define DRM_RADEON_SURF_FREE  0x1b
496 
497 #define DRM_RADEON_CS         0x26
498 
499 #define DRM_IOCTL_RADEON_CP_INIT    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_CP_INIT, drm_radeon_init_t)
500 #define DRM_IOCTL_RADEON_CP_START   DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_CP_START)
501 #define DRM_IOCTL_RADEON_CP_STOP    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_CP_STOP, drm_radeon_cp_stop_t)
502 #define DRM_IOCTL_RADEON_CP_RESET   DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_CP_RESET)
503 #define DRM_IOCTL_RADEON_CP_IDLE    DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_CP_IDLE)
504 #define DRM_IOCTL_RADEON_RESET      DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_RESET)
505 #define DRM_IOCTL_RADEON_FULLSCREEN DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_FULLSCREEN, drm_radeon_fullscreen_t)
506 #define DRM_IOCTL_RADEON_SWAP       DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_SWAP)
507 #define DRM_IOCTL_RADEON_CLEAR      DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_CLEAR, drm_radeon_clear_t)
508 #define DRM_IOCTL_RADEON_VERTEX     DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_VERTEX, drm_radeon_vertex_t)
509 #define DRM_IOCTL_RADEON_INDICES    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_INDICES, drm_radeon_indices_t)
510 #define DRM_IOCTL_RADEON_STIPPLE    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_STIPPLE, drm_radeon_stipple_t)
511 #define DRM_IOCTL_RADEON_INDIRECT   DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_INDIRECT, drm_radeon_indirect_t)
512 #define DRM_IOCTL_RADEON_TEXTURE    DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_TEXTURE, drm_radeon_texture_t)
513 #define DRM_IOCTL_RADEON_VERTEX2    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_VERTEX2, drm_radeon_vertex2_t)
514 #define DRM_IOCTL_RADEON_CMDBUF     DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_CMDBUF, drm_radeon_cmd_buffer_t)
515 #define DRM_IOCTL_RADEON_GETPARAM   DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GETPARAM, drm_radeon_getparam_t)
516 #define DRM_IOCTL_RADEON_FLIP       DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_FLIP)
517 #define DRM_IOCTL_RADEON_ALLOC      DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_ALLOC, drm_radeon_mem_alloc_t)
518 #define DRM_IOCTL_RADEON_FREE       DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_FREE, drm_radeon_mem_free_t)
519 #define DRM_IOCTL_RADEON_INIT_HEAP  DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_INIT_HEAP, drm_radeon_mem_init_heap_t)
520 #define DRM_IOCTL_RADEON_IRQ_EMIT   DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_IRQ_EMIT, drm_radeon_irq_emit_t)
521 #define DRM_IOCTL_RADEON_IRQ_WAIT   DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_IRQ_WAIT, drm_radeon_irq_wait_t)
522 #define DRM_IOCTL_RADEON_CP_RESUME  DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_CP_RESUME)
523 #define DRM_IOCTL_RADEON_SETPARAM   DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_SETPARAM, drm_radeon_setparam_t)
524 #define DRM_IOCTL_RADEON_SURF_ALLOC DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_SURF_ALLOC, drm_radeon_surface_alloc_t)
525 #define DRM_IOCTL_RADEON_SURF_FREE  DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_SURF_FREE, drm_radeon_surface_free_t)
526 #define DRM_IOCTL_RADEON_CS DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_CS, struct drm_radeon_cs)
527 
528 typedef struct drm_radeon_init {
529 	enum {
530 		RADEON_INIT_CP = 0x01,
531 		RADEON_CLEANUP_CP = 0x02,
532 		RADEON_INIT_R200_CP = 0x03,
533 		RADEON_INIT_R300_CP = 0x04,
534 		RADEON_INIT_R600_CP = 0x05,
535 	} func;
536 	unsigned long sarea_priv_offset;
537 	int is_pci; /* for overriding only */
538 	int cp_mode;
539 	int gart_size;
540 	int ring_size;
541 	int usec_timeout;
542 
543 	unsigned int fb_bpp;
544 	unsigned int front_offset, front_pitch;
545 	unsigned int back_offset, back_pitch;
546 	unsigned int depth_bpp;
547 	unsigned int depth_offset, depth_pitch;
548 
549 	unsigned long fb_offset DEPRECATED;	/* deprecated, driver asks hardware */
550 	unsigned long mmio_offset DEPRECATED;	/* deprecated, driver asks hardware */
551 	unsigned long ring_offset;
552 	unsigned long ring_rptr_offset;
553 	unsigned long buffers_offset;
554 	unsigned long gart_textures_offset;
555 } drm_radeon_init_t;
556 
557 typedef struct drm_radeon_cp_stop {
558 	int flush;
559 	int idle;
560 } drm_radeon_cp_stop_t;
561 
562 typedef struct drm_radeon_fullscreen {
563 	enum {
564 		RADEON_INIT_FULLSCREEN = 0x01,
565 		RADEON_CLEANUP_FULLSCREEN = 0x02
566 	} func;
567 } drm_radeon_fullscreen_t;
568 
569 #define CLEAR_X1	0
570 #define CLEAR_Y1	1
571 #define CLEAR_X2	2
572 #define CLEAR_Y2	3
573 #define CLEAR_DEPTH	4
574 
575 typedef union drm_radeon_clear_rect {
576 	float f[5];
577 	unsigned int ui[5];
578 } drm_radeon_clear_rect_t;
579 
580 typedef struct drm_radeon_clear {
581 	unsigned int flags;
582 	unsigned int clear_color;
583 	unsigned int clear_depth;
584 	unsigned int color_mask;
585 	unsigned int depth_mask;	/* misnamed field:  should be stencil */
586 	drm_radeon_clear_rect_t __user *depth_boxes;
587 } drm_radeon_clear_t;
588 
589 typedef struct drm_radeon_vertex {
590 	int prim;
591 	int idx;		/* Index of vertex buffer */
592 	int count;		/* Number of vertices in buffer */
593 	int discard;		/* Client finished with buffer? */
594 } drm_radeon_vertex_t;
595 
596 typedef struct drm_radeon_indices {
597 	int prim;
598 	int idx;
599 	int start;
600 	int end;
601 	int discard;		/* Client finished with buffer? */
602 } drm_radeon_indices_t;
603 
604 /* v1.2 - obsoletes drm_radeon_vertex and drm_radeon_indices
605  *      - allows multiple primitives and state changes in a single ioctl
606  *      - supports driver change to emit native primitives
607  */
608 typedef struct drm_radeon_vertex2 {
609 	int idx;		/* Index of vertex buffer */
610 	int discard;		/* Client finished with buffer? */
611 	int nr_states;
612 	drm_radeon_state_t __user *state;
613 	int nr_prims;
614 	drm_radeon_prim_t __user *prim;
615 } drm_radeon_vertex2_t;
616 
617 /* v1.3 - obsoletes drm_radeon_vertex2
618  *      - allows arbitarily large cliprect list
619  *      - allows updating of tcl packet, vector and scalar state
620  *      - allows memory-efficient description of state updates
621  *      - allows state to be emitted without a primitive
622  *           (for clears, ctx switches)
623  *      - allows more than one dma buffer to be referenced per ioctl
624  *      - supports tcl driver
625  *      - may be extended in future versions with new cmd types, packets
626  */
627 typedef struct drm_radeon_cmd_buffer {
628 	int bufsz;
629 	char __user *buf;
630 	int nbox;
631 	struct drm_clip_rect __user *boxes;
632 } drm_radeon_cmd_buffer_t;
633 
634 typedef struct drm_radeon_tex_image {
635 	unsigned int x, y;	/* Blit coordinates */
636 	unsigned int width, height;
637 	const void __user *data;
638 } drm_radeon_tex_image_t;
639 
640 typedef struct drm_radeon_texture {
641 	unsigned int offset;
642 	int pitch;
643 	int format;
644 	int width;		/* Texture image coordinates */
645 	int height;
646 	drm_radeon_tex_image_t __user *image;
647 } drm_radeon_texture_t;
648 
649 typedef struct drm_radeon_stipple {
650 	unsigned int __user *mask;
651 } drm_radeon_stipple_t;
652 
653 typedef struct drm_radeon_indirect {
654 	int idx;
655 	int start;
656 	int end;
657 	int discard;
658 } drm_radeon_indirect_t;
659 
660 #define RADEON_INDIRECT_DISCARD (1 << 0)
661 #define RADEON_INDIRECT_NOFLUSH (1 << 1)
662 
663 /* enum for card type parameters */
664 #define RADEON_CARD_PCI 0
665 #define RADEON_CARD_AGP 1
666 #define RADEON_CARD_PCIE 2
667 
668 /* 1.3: An ioctl to get parameters that aren't available to the 3d
669  * client any other way.
670  */
671 #define RADEON_PARAM_GART_BUFFER_OFFSET    1	/* card offset of 1st GART buffer */
672 #define RADEON_PARAM_LAST_FRAME            2
673 #define RADEON_PARAM_LAST_DISPATCH         3
674 #define RADEON_PARAM_LAST_CLEAR            4
675 /* Added with DRM version 1.6. */
676 #define RADEON_PARAM_IRQ_NR                5
677 #define RADEON_PARAM_GART_BASE             6	/* card offset of GART base */
678 /* Added with DRM version 1.8. */
679 #define RADEON_PARAM_REGISTER_HANDLE       7	/* for drmMap() */
680 #define RADEON_PARAM_STATUS_HANDLE         8
681 #define RADEON_PARAM_SAREA_HANDLE          9
682 #define RADEON_PARAM_GART_TEX_HANDLE       10
683 #define RADEON_PARAM_SCRATCH_OFFSET        11
684 #define RADEON_PARAM_CARD_TYPE             12
685 #define RADEON_PARAM_VBLANK_CRTC           13   /* VBLANK CRTC */
686 #define RADEON_PARAM_FB_LOCATION           14   /* FB location */
687 #define RADEON_PARAM_NUM_GB_PIPES          15   /* num GB pipes */
688 #define RADEON_PARAM_DEVICE_ID             16
689 #define RADEON_PARAM_NUM_Z_PIPES           17   /* num Z pipes */
690 
691 typedef struct drm_radeon_getparam {
692 	int param;
693 	void __user *value;
694 } drm_radeon_getparam_t;
695 
696 /* 1.6: Set up a memory manager for regions of shared memory:
697  */
698 #define RADEON_MEM_REGION_GART 1
699 #define RADEON_MEM_REGION_FB   2
700 
701 typedef struct drm_radeon_mem_alloc {
702 	int region;
703 	int alignment;
704 	int size;
705 	int __user *region_offset;	/* offset from start of fb or GART */
706 } drm_radeon_mem_alloc_t;
707 
708 typedef struct drm_radeon_mem_free {
709 	int region;
710 	int region_offset;
711 } drm_radeon_mem_free_t;
712 
713 typedef struct drm_radeon_mem_init_heap {
714 	int region;
715 	int size;
716 	int start;
717 } drm_radeon_mem_init_heap_t;
718 
719 /* 1.6: Userspace can request & wait on irq's:
720  */
721 typedef struct drm_radeon_irq_emit {
722 	int __user *irq_seq;
723 } drm_radeon_irq_emit_t;
724 
725 typedef struct drm_radeon_irq_wait {
726 	int irq_seq;
727 } drm_radeon_irq_wait_t;
728 
729 /* 1.10: Clients tell the DRM where they think the framebuffer is located in
730  * the card's address space, via a new generic ioctl to set parameters
731  */
732 
733 typedef struct drm_radeon_setparam {
734 	unsigned int param;
735 	int64_t value;
736 } drm_radeon_setparam_t;
737 
738 #define RADEON_SETPARAM_FB_LOCATION    1	/* determined framebuffer location */
739 #define RADEON_SETPARAM_SWITCH_TILING  2	/* enable/disable color tiling */
740 #define RADEON_SETPARAM_PCIGART_LOCATION 3	/* PCI Gart Location */
741 
742 #define RADEON_SETPARAM_NEW_MEMMAP 4		/* Use new memory map */
743 #define RADEON_SETPARAM_PCIGART_TABLE_SIZE 5    /* PCI GART Table Size */
744 #define RADEON_SETPARAM_VBLANK_CRTC 6           /* VBLANK CRTC */
745 /* 1.14: Clients can allocate/free a surface
746  */
747 typedef struct drm_radeon_surface_alloc {
748 	unsigned int address;
749 	unsigned int size;
750 	unsigned int flags;
751 } drm_radeon_surface_alloc_t;
752 
753 typedef struct drm_radeon_surface_free {
754 	unsigned int address;
755 } drm_radeon_surface_free_t;
756 
757 #define	DRM_RADEON_VBLANK_CRTC1		1
758 #define	DRM_RADEON_VBLANK_CRTC2		2
759 
760 /* New interface which obsolete all previous interface.
761  */
762 #define RADEON_CHUNK_ID_RELOCS 0x01
763 #define RADEON_CHUNK_ID_IB     0x02
764 #define RADEON_CHUNK_ID_OLD 0xff
765 
766 struct drm_radeon_cs_chunk {
767 	uint32_t chunk_id;
768 	uint32_t length_dw;
769 	uint64_t chunk_data;
770 };
771 
772 struct drm_radeon_cs {
773 	uint32_t        num_chunks;
774 	uint32_t        cs_id;
775 	uint64_t        chunks; /* this points to uint64_t * which point to
776 				   cs chunks */
777 };
778 
779 #endif
780