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 #include <sys/cdefs.h>
34 __FBSDID("$FreeBSD: stable/9/sys/dev/drm/radeon_drm.h 196471 2009-08-23 15:02:58Z rnoland $");
35 
36 #ifndef __RADEON_DRM_H__
37 #define __RADEON_DRM_H__
38 
39 /* WARNING: If you change any of these defines, make sure to change the
40  * defines in the X server file (radeon_sarea.h)
41  */
42 #ifndef __RADEON_SAREA_DEFINES__
43 #define __RADEON_SAREA_DEFINES__
44 
45 /* Old style state flags, required for sarea interface (1.1 and 1.2
46  * clears) and 1.2 drm_vertex2 ioctl.
47  */
48 #define RADEON_UPLOAD_CONTEXT		0x00000001
49 #define RADEON_UPLOAD_VERTFMT		0x00000002
50 #define RADEON_UPLOAD_LINE		0x00000004
51 #define RADEON_UPLOAD_BUMPMAP		0x00000008
52 #define RADEON_UPLOAD_MASKS		0x00000010
53 #define RADEON_UPLOAD_VIEWPORT		0x00000020
54 #define RADEON_UPLOAD_SETUP		0x00000040
55 #define RADEON_UPLOAD_TCL		0x00000080
56 #define RADEON_UPLOAD_MISC		0x00000100
57 #define RADEON_UPLOAD_TEX0		0x00000200
58 #define RADEON_UPLOAD_TEX1		0x00000400
59 #define RADEON_UPLOAD_TEX2		0x00000800
60 #define RADEON_UPLOAD_TEX0IMAGES	0x00001000
61 #define RADEON_UPLOAD_TEX1IMAGES	0x00002000
62 #define RADEON_UPLOAD_TEX2IMAGES	0x00004000
63 #define RADEON_UPLOAD_CLIPRECTS		0x00008000	/* handled client-side */
64 #define RADEON_REQUIRE_QUIESCENCE	0x00010000
65 #define RADEON_UPLOAD_ZBIAS		0x00020000	/* version 1.2 and newer */
66 #define RADEON_UPLOAD_ALL		0x003effff
67 #define RADEON_UPLOAD_CONTEXT_ALL       0x003e01ff
68 
69 /* New style per-packet identifiers for use in cmd_buffer ioctl with
70  * the RADEON_EMIT_PACKET command.  Comments relate new packets to old
71  * state bits and the packet size:
72  */
73 #define RADEON_EMIT_PP_MISC                         0	/* context/7 */
74 #define RADEON_EMIT_PP_CNTL                         1	/* context/3 */
75 #define RADEON_EMIT_RB3D_COLORPITCH                 2	/* context/1 */
76 #define RADEON_EMIT_RE_LINE_PATTERN                 3	/* line/2 */
77 #define RADEON_EMIT_SE_LINE_WIDTH                   4	/* line/1 */
78 #define RADEON_EMIT_PP_LUM_MATRIX                   5	/* bumpmap/1 */
79 #define RADEON_EMIT_PP_ROT_MATRIX_0                 6	/* bumpmap/2 */
80 #define RADEON_EMIT_RB3D_STENCILREFMASK             7	/* masks/3 */
81 #define RADEON_EMIT_SE_VPORT_XSCALE                 8	/* viewport/6 */
82 #define RADEON_EMIT_SE_CNTL                         9	/* setup/2 */
83 #define RADEON_EMIT_SE_CNTL_STATUS                  10	/* setup/1 */
84 #define RADEON_EMIT_RE_MISC                         11	/* misc/1 */
85 #define RADEON_EMIT_PP_TXFILTER_0                   12	/* tex0/6 */
86 #define RADEON_EMIT_PP_BORDER_COLOR_0               13	/* tex0/1 */
87 #define RADEON_EMIT_PP_TXFILTER_1                   14	/* tex1/6 */
88 #define RADEON_EMIT_PP_BORDER_COLOR_1               15	/* tex1/1 */
89 #define RADEON_EMIT_PP_TXFILTER_2                   16	/* tex2/6 */
90 #define RADEON_EMIT_PP_BORDER_COLOR_2               17	/* tex2/1 */
91 #define RADEON_EMIT_SE_ZBIAS_FACTOR                 18	/* zbias/2 */
92 #define RADEON_EMIT_SE_TCL_OUTPUT_VTX_FMT           19	/* tcl/11 */
93 #define RADEON_EMIT_SE_TCL_MATERIAL_EMMISSIVE_RED   20	/* material/17 */
94 #define R200_EMIT_PP_TXCBLEND_0                     21	/* tex0/4 */
95 #define R200_EMIT_PP_TXCBLEND_1                     22	/* tex1/4 */
96 #define R200_EMIT_PP_TXCBLEND_2                     23	/* tex2/4 */
97 #define R200_EMIT_PP_TXCBLEND_3                     24	/* tex3/4 */
98 #define R200_EMIT_PP_TXCBLEND_4                     25	/* tex4/4 */
99 #define R200_EMIT_PP_TXCBLEND_5                     26	/* tex5/4 */
100 #define R200_EMIT_PP_TXCBLEND_6                     27	/* /4 */
101 #define R200_EMIT_PP_TXCBLEND_7                     28	/* /4 */
102 #define R200_EMIT_TCL_LIGHT_MODEL_CTL_0             29	/* tcl/7 */
103 #define R200_EMIT_TFACTOR_0                         30	/* tf/7 */
104 #define R200_EMIT_VTX_FMT_0                         31	/* vtx/5 */
105 #define R200_EMIT_VAP_CTL                           32	/* vap/1 */
106 #define R200_EMIT_MATRIX_SELECT_0                   33	/* msl/5 */
107 #define R200_EMIT_TEX_PROC_CTL_2                    34	/* tcg/5 */
108 #define R200_EMIT_TCL_UCP_VERT_BLEND_CTL            35	/* tcl/1 */
109 #define R200_EMIT_PP_TXFILTER_0                     36	/* tex0/6 */
110 #define R200_EMIT_PP_TXFILTER_1                     37	/* tex1/6 */
111 #define R200_EMIT_PP_TXFILTER_2                     38	/* tex2/6 */
112 #define R200_EMIT_PP_TXFILTER_3                     39	/* tex3/6 */
113 #define R200_EMIT_PP_TXFILTER_4                     40	/* tex4/6 */
114 #define R200_EMIT_PP_TXFILTER_5                     41	/* tex5/6 */
115 #define R200_EMIT_PP_TXOFFSET_0                     42	/* tex0/1 */
116 #define R200_EMIT_PP_TXOFFSET_1                     43	/* tex1/1 */
117 #define R200_EMIT_PP_TXOFFSET_2                     44	/* tex2/1 */
118 #define R200_EMIT_PP_TXOFFSET_3                     45	/* tex3/1 */
119 #define R200_EMIT_PP_TXOFFSET_4                     46	/* tex4/1 */
120 #define R200_EMIT_PP_TXOFFSET_5                     47	/* tex5/1 */
121 #define R200_EMIT_VTE_CNTL                          48	/* vte/1 */
122 #define R200_EMIT_OUTPUT_VTX_COMP_SEL               49	/* vtx/1 */
123 #define R200_EMIT_PP_TAM_DEBUG3                     50	/* tam/1 */
124 #define R200_EMIT_PP_CNTL_X                         51	/* cst/1 */
125 #define R200_EMIT_RB3D_DEPTHXY_OFFSET               52	/* cst/1 */
126 #define R200_EMIT_RE_AUX_SCISSOR_CNTL               53	/* cst/1 */
127 #define R200_EMIT_RE_SCISSOR_TL_0                   54	/* cst/2 */
128 #define R200_EMIT_RE_SCISSOR_TL_1                   55	/* cst/2 */
129 #define R200_EMIT_RE_SCISSOR_TL_2                   56	/* cst/2 */
130 #define R200_EMIT_SE_VAP_CNTL_STATUS                57	/* cst/1 */
131 #define R200_EMIT_SE_VTX_STATE_CNTL                 58	/* cst/1 */
132 #define R200_EMIT_RE_POINTSIZE                      59	/* cst/1 */
133 #define R200_EMIT_TCL_INPUT_VTX_VECTOR_ADDR_0       60	/* cst/4 */
134 #define R200_EMIT_PP_CUBIC_FACES_0                  61
135 #define R200_EMIT_PP_CUBIC_OFFSETS_0                62
136 #define R200_EMIT_PP_CUBIC_FACES_1                  63
137 #define R200_EMIT_PP_CUBIC_OFFSETS_1                64
138 #define R200_EMIT_PP_CUBIC_FACES_2                  65
139 #define R200_EMIT_PP_CUBIC_OFFSETS_2                66
140 #define R200_EMIT_PP_CUBIC_FACES_3                  67
141 #define R200_EMIT_PP_CUBIC_OFFSETS_3                68
142 #define R200_EMIT_PP_CUBIC_FACES_4                  69
143 #define R200_EMIT_PP_CUBIC_OFFSETS_4                70
144 #define R200_EMIT_PP_CUBIC_FACES_5                  71
145 #define R200_EMIT_PP_CUBIC_OFFSETS_5                72
146 #define RADEON_EMIT_PP_TEX_SIZE_0                   73
147 #define RADEON_EMIT_PP_TEX_SIZE_1                   74
148 #define RADEON_EMIT_PP_TEX_SIZE_2                   75
149 #define R200_EMIT_RB3D_BLENDCOLOR                   76
150 #define R200_EMIT_TCL_POINT_SPRITE_CNTL             77
151 #define RADEON_EMIT_PP_CUBIC_FACES_0                78
152 #define RADEON_EMIT_PP_CUBIC_OFFSETS_T0             79
153 #define RADEON_EMIT_PP_CUBIC_FACES_1                80
154 #define RADEON_EMIT_PP_CUBIC_OFFSETS_T1             81
155 #define RADEON_EMIT_PP_CUBIC_FACES_2                82
156 #define RADEON_EMIT_PP_CUBIC_OFFSETS_T2             83
157 #define R200_EMIT_PP_TRI_PERF_CNTL                  84
158 #define R200_EMIT_PP_AFS_0                          85
159 #define R200_EMIT_PP_AFS_1                          86
160 #define R200_EMIT_ATF_TFACTOR                       87
161 #define R200_EMIT_PP_TXCTLALL_0                     88
162 #define R200_EMIT_PP_TXCTLALL_1                     89
163 #define R200_EMIT_PP_TXCTLALL_2                     90
164 #define R200_EMIT_PP_TXCTLALL_3                     91
165 #define R200_EMIT_PP_TXCTLALL_4                     92
166 #define R200_EMIT_PP_TXCTLALL_5                     93
167 #define R200_EMIT_VAP_PVS_CNTL                      94
168 #define RADEON_MAX_STATE_PACKETS                    95
169 
170 /* Commands understood by cmd_buffer ioctl.  More can be added but
171  * obviously these can't be removed or changed:
172  */
173 #define RADEON_CMD_PACKET      1	/* emit one of the register packets above */
174 #define RADEON_CMD_SCALARS     2	/* emit scalar data */
175 #define RADEON_CMD_VECTORS     3	/* emit vector data */
176 #define RADEON_CMD_DMA_DISCARD 4	/* discard current dma buf */
177 #define RADEON_CMD_PACKET3     5	/* emit hw packet */
178 #define RADEON_CMD_PACKET3_CLIP 6	/* emit hw packet wrapped in cliprects */
179 #define RADEON_CMD_SCALARS2     7	/* r200 stopgap */
180 #define RADEON_CMD_WAIT         8	/* emit hw wait commands -- note:
181 					 *  doesn't make the cpu wait, just
182 					 *  the graphics hardware */
183 #define RADEON_CMD_VECLINEAR	9       /* another r200 stopgap */
184 
185 typedef union {
186 	int i;
187 	struct {
188 		unsigned char cmd_type, pad0, pad1, pad2;
189 	} header;
190 	struct {
191 		unsigned char cmd_type, packet_id, pad0, pad1;
192 	} packet;
193 	struct {
194 		unsigned char cmd_type, offset, stride, count;
195 	} scalars;
196 	struct {
197 		unsigned char cmd_type, offset, stride, count;
198 	} vectors;
199 	struct {
200 		unsigned char cmd_type, addr_lo, addr_hi, count;
201 	} veclinear;
202 	struct {
203 		unsigned char cmd_type, buf_idx, pad0, pad1;
204 	} dma;
205 	struct {
206 		unsigned char cmd_type, flags, pad0, pad1;
207 	} wait;
208 } drm_radeon_cmd_header_t;
209 
210 #define RADEON_WAIT_2D  0x1
211 #define RADEON_WAIT_3D  0x2
212 
213 /* Allowed parameters for R300_CMD_PACKET3
214  */
215 #define R300_CMD_PACKET3_CLEAR		0
216 #define R300_CMD_PACKET3_RAW		1
217 
218 /* Commands understood by cmd_buffer ioctl for R300.
219  * The interface has not been stabilized, so some of these may be removed
220  * and eventually reordered before stabilization.
221  */
222 #define R300_CMD_PACKET0		1
223 #define R300_CMD_VPU			2	/* emit vertex program upload */
224 #define R300_CMD_PACKET3		3	/* emit a packet3 */
225 #define R300_CMD_END3D			4	/* emit sequence ending 3d rendering */
226 #define R300_CMD_CP_DELAY		5
227 #define R300_CMD_DMA_DISCARD		6
228 #define R300_CMD_WAIT			7
229 #	define R300_WAIT_2D		0x1
230 #	define R300_WAIT_3D		0x2
231 /* these two defines are DOING IT WRONG - however
232  * we have userspace which relies on using these.
233  * The wait interface is backwards compat new
234  * code should use the NEW_WAIT defines below
235  * THESE ARE NOT BIT FIELDS
236  */
237 #	define R300_WAIT_2D_CLEAN	0x3
238 #	define R300_WAIT_3D_CLEAN	0x4
239 
240 #	define R300_NEW_WAIT_2D_3D	0x3
241 #	define R300_NEW_WAIT_2D_2D_CLEAN	0x4
242 #	define R300_NEW_WAIT_3D_3D_CLEAN	0x6
243 #	define R300_NEW_WAIT_2D_2D_CLEAN_3D_3D_CLEAN	0x8
244 
245 #define R300_CMD_SCRATCH		8
246 #define R300_CMD_R500FP                 9
247 
248 typedef union {
249 	unsigned int u;
250 	struct {
251 		unsigned char cmd_type, pad0, pad1, pad2;
252 	} header;
253 	struct {
254 		unsigned char cmd_type, count, reglo, reghi;
255 	} packet0;
256 	struct {
257 		unsigned char cmd_type, count, adrlo, adrhi;
258 	} vpu;
259 	struct {
260 		unsigned char cmd_type, packet, pad0, pad1;
261 	} packet3;
262 	struct {
263 		unsigned char cmd_type, packet;
264 		unsigned short count;	/* amount of packet2 to emit */
265 	} delay;
266 	struct {
267 		unsigned char cmd_type, buf_idx, pad0, pad1;
268 	} dma;
269 	struct {
270 		unsigned char cmd_type, flags, pad0, pad1;
271 	} wait;
272 	struct {
273 		unsigned char cmd_type, reg, n_bufs, flags;
274 	} scratch;
275 	struct {
276 		unsigned char cmd_type, count, adrlo, adrhi_flags;
277 	} r500fp;
278 } drm_r300_cmd_header_t;
279 
280 #define RADEON_FRONT			0x1
281 #define RADEON_BACK			0x2
282 #define RADEON_DEPTH			0x4
283 #define RADEON_STENCIL			0x8
284 #define RADEON_CLEAR_FASTZ		0x80000000
285 #define RADEON_USE_HIERZ		0x40000000
286 #define RADEON_USE_COMP_ZBUF		0x20000000
287 
288 #define R500FP_CONSTANT_TYPE  (1 << 1)
289 #define R500FP_CONSTANT_CLAMP (1 << 2)
290 
291 /* Primitive types
292  */
293 #define RADEON_POINTS			0x1
294 #define RADEON_LINES			0x2
295 #define RADEON_LINE_STRIP		0x3
296 #define RADEON_TRIANGLES		0x4
297 #define RADEON_TRIANGLE_FAN		0x5
298 #define RADEON_TRIANGLE_STRIP		0x6
299 
300 /* Vertex/indirect buffer size
301  */
302 #define RADEON_BUFFER_SIZE		65536
303 
304 /* Byte offsets for indirect buffer data
305  */
306 #define RADEON_INDEX_PRIM_OFFSET	20
307 
308 #define RADEON_SCRATCH_REG_OFFSET	32
309 #define R600_SCRATCH_REG_OFFSET	        256
310 
311 #define RADEON_NR_SAREA_CLIPRECTS	12
312 
313 /* There are 2 heaps (local/GART).  Each region within a heap is a
314  * minimum of 64k, and there are at most 64 of them per heap.
315  */
316 #define RADEON_LOCAL_TEX_HEAP		0
317 #define RADEON_GART_TEX_HEAP		1
318 #define RADEON_NR_TEX_HEAPS		2
319 #define RADEON_NR_TEX_REGIONS		64
320 #define RADEON_LOG_TEX_GRANULARITY	16
321 
322 #define RADEON_MAX_TEXTURE_LEVELS	12
323 #define RADEON_MAX_TEXTURE_UNITS	3
324 
325 #define RADEON_MAX_SURFACES		8
326 
327 /* Blits have strict offset rules.  All blit offset must be aligned on
328  * a 1K-byte boundary.
329  */
330 #define RADEON_OFFSET_SHIFT             10
331 #define RADEON_OFFSET_ALIGN             (1 << RADEON_OFFSET_SHIFT)
332 #define RADEON_OFFSET_MASK              (RADEON_OFFSET_ALIGN - 1)
333 
334 #endif				/* __RADEON_SAREA_DEFINES__ */
335 
336 typedef struct {
337 	unsigned int red;
338 	unsigned int green;
339 	unsigned int blue;
340 	unsigned int alpha;
341 } radeon_color_regs_t;
342 
343 typedef struct {
344 	/* Context state */
345 	unsigned int pp_misc;	/* 0x1c14 */
346 	unsigned int pp_fog_color;
347 	unsigned int re_solid_color;
348 	unsigned int rb3d_blendcntl;
349 	unsigned int rb3d_depthoffset;
350 	unsigned int rb3d_depthpitch;
351 	unsigned int rb3d_zstencilcntl;
352 
353 	unsigned int pp_cntl;	/* 0x1c38 */
354 	unsigned int rb3d_cntl;
355 	unsigned int rb3d_coloroffset;
356 	unsigned int re_width_height;
357 	unsigned int rb3d_colorpitch;
358 	unsigned int se_cntl;
359 
360 	/* Vertex format state */
361 	unsigned int se_coord_fmt;	/* 0x1c50 */
362 
363 	/* Line state */
364 	unsigned int re_line_pattern;	/* 0x1cd0 */
365 	unsigned int re_line_state;
366 
367 	unsigned int se_line_width;	/* 0x1db8 */
368 
369 	/* Bumpmap state */
370 	unsigned int pp_lum_matrix;	/* 0x1d00 */
371 
372 	unsigned int pp_rot_matrix_0;	/* 0x1d58 */
373 	unsigned int pp_rot_matrix_1;
374 
375 	/* Mask state */
376 	unsigned int rb3d_stencilrefmask;	/* 0x1d7c */
377 	unsigned int rb3d_ropcntl;
378 	unsigned int rb3d_planemask;
379 
380 	/* Viewport state */
381 	unsigned int se_vport_xscale;	/* 0x1d98 */
382 	unsigned int se_vport_xoffset;
383 	unsigned int se_vport_yscale;
384 	unsigned int se_vport_yoffset;
385 	unsigned int se_vport_zscale;
386 	unsigned int se_vport_zoffset;
387 
388 	/* Setup state */
389 	unsigned int se_cntl_status;	/* 0x2140 */
390 
391 	/* Misc state */
392 	unsigned int re_top_left;	/* 0x26c0 */
393 	unsigned int re_misc;
394 } drm_radeon_context_regs_t;
395 
396 typedef struct {
397 	/* Zbias state */
398 	unsigned int se_zbias_factor;	/* 0x1dac */
399 	unsigned int se_zbias_constant;
400 } drm_radeon_context2_regs_t;
401 
402 /* Setup registers for each texture unit
403  */
404 typedef struct {
405 	unsigned int pp_txfilter;
406 	unsigned int pp_txformat;
407 	unsigned int pp_txoffset;
408 	unsigned int pp_txcblend;
409 	unsigned int pp_txablend;
410 	unsigned int pp_tfactor;
411 	unsigned int pp_border_color;
412 } drm_radeon_texture_regs_t;
413 
414 typedef struct {
415 	unsigned int start;
416 	unsigned int finish;
417 	unsigned int prim:8;
418 	unsigned int stateidx:8;
419 	unsigned int numverts:16;	/* overloaded as offset/64 for elt prims */
420 	unsigned int vc_format;	/* vertex format */
421 } drm_radeon_prim_t;
422 
423 typedef struct {
424 	drm_radeon_context_regs_t context;
425 	drm_radeon_texture_regs_t tex[RADEON_MAX_TEXTURE_UNITS];
426 	drm_radeon_context2_regs_t context2;
427 	unsigned int dirty;
428 } drm_radeon_state_t;
429 
430 typedef struct {
431 	/* The channel for communication of state information to the
432 	 * kernel on firing a vertex buffer with either of the
433 	 * obsoleted vertex/index ioctls.
434 	 */
435 	drm_radeon_context_regs_t context_state;
436 	drm_radeon_texture_regs_t tex_state[RADEON_MAX_TEXTURE_UNITS];
437 	unsigned int dirty;
438 	unsigned int vertsize;
439 	unsigned int vc_format;
440 
441 	/* The current cliprects, or a subset thereof.
442 	 */
443 	struct drm_clip_rect boxes[RADEON_NR_SAREA_CLIPRECTS];
444 	unsigned int nbox;
445 
446 	/* Counters for client-side throttling of rendering clients.
447 	 */
448 	unsigned int last_frame;
449 	unsigned int last_dispatch;
450 	unsigned int last_clear;
451 
452 	struct drm_tex_region tex_list[RADEON_NR_TEX_HEAPS][RADEON_NR_TEX_REGIONS +
453 						       1];
454 	unsigned int tex_age[RADEON_NR_TEX_HEAPS];
455 	int ctx_owner;
456 	int pfState;		/* number of 3d windows (0,1,2ormore) */
457 	int pfCurrentPage;	/* which buffer is being displayed? */
458 	int crtc2_base;		/* CRTC2 frame offset */
459 	int tiling_enabled;	/* set by drm, read by 2d + 3d clients */
460 } drm_radeon_sarea_t;
461 
462 /* WARNING: If you change any of these defines, make sure to change the
463  * defines in the Xserver file (xf86drmRadeon.h)
464  *
465  * KW: actually it's illegal to change any of this (backwards compatibility).
466  */
467 
468 /* Radeon specific ioctls
469  * The device specific ioctl range is 0x40 to 0x79.
470  */
471 #define DRM_RADEON_CP_INIT    0x00
472 #define DRM_RADEON_CP_START   0x01
473 #define DRM_RADEON_CP_STOP    0x02
474 #define DRM_RADEON_CP_RESET   0x03
475 #define DRM_RADEON_CP_IDLE    0x04
476 #define DRM_RADEON_RESET      0x05
477 #define DRM_RADEON_FULLSCREEN 0x06
478 #define DRM_RADEON_SWAP       0x07
479 #define DRM_RADEON_CLEAR      0x08
480 #define DRM_RADEON_VERTEX     0x09
481 #define DRM_RADEON_INDICES    0x0A
482 #define DRM_RADEON_NOT_USED
483 #define DRM_RADEON_STIPPLE    0x0C
484 #define DRM_RADEON_INDIRECT   0x0D
485 #define DRM_RADEON_TEXTURE    0x0E
486 #define DRM_RADEON_VERTEX2    0x0F
487 #define DRM_RADEON_CMDBUF     0x10
488 #define DRM_RADEON_GETPARAM   0x11
489 #define DRM_RADEON_FLIP       0x12
490 #define DRM_RADEON_ALLOC      0x13
491 #define DRM_RADEON_FREE       0x14
492 #define DRM_RADEON_INIT_HEAP  0x15
493 #define DRM_RADEON_IRQ_EMIT   0x16
494 #define DRM_RADEON_IRQ_WAIT   0x17
495 #define DRM_RADEON_CP_RESUME  0x18
496 #define DRM_RADEON_SETPARAM   0x19
497 #define DRM_RADEON_SURF_ALLOC 0x1a
498 #define DRM_RADEON_SURF_FREE  0x1b
499 
500 #define DRM_RADEON_CS         0x26
501 
502 #define DRM_IOCTL_RADEON_CP_INIT    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_CP_INIT, drm_radeon_init_t)
503 #define DRM_IOCTL_RADEON_CP_START   DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_CP_START)
504 #define DRM_IOCTL_RADEON_CP_STOP    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_CP_STOP, drm_radeon_cp_stop_t)
505 #define DRM_IOCTL_RADEON_CP_RESET   DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_CP_RESET)
506 #define DRM_IOCTL_RADEON_CP_IDLE    DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_CP_IDLE)
507 #define DRM_IOCTL_RADEON_RESET      DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_RESET)
508 #define DRM_IOCTL_RADEON_FULLSCREEN DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_FULLSCREEN, drm_radeon_fullscreen_t)
509 #define DRM_IOCTL_RADEON_SWAP       DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_SWAP)
510 #define DRM_IOCTL_RADEON_CLEAR      DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_CLEAR, drm_radeon_clear_t)
511 #define DRM_IOCTL_RADEON_VERTEX     DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_VERTEX, drm_radeon_vertex_t)
512 #define DRM_IOCTL_RADEON_INDICES    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_INDICES, drm_radeon_indices_t)
513 #define DRM_IOCTL_RADEON_STIPPLE    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_STIPPLE, drm_radeon_stipple_t)
514 #define DRM_IOCTL_RADEON_INDIRECT   DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_INDIRECT, drm_radeon_indirect_t)
515 #define DRM_IOCTL_RADEON_TEXTURE    DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_TEXTURE, drm_radeon_texture_t)
516 #define DRM_IOCTL_RADEON_VERTEX2    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_VERTEX2, drm_radeon_vertex2_t)
517 #define DRM_IOCTL_RADEON_CMDBUF     DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_CMDBUF, drm_radeon_cmd_buffer_t)
518 #define DRM_IOCTL_RADEON_GETPARAM   DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GETPARAM, drm_radeon_getparam_t)
519 #define DRM_IOCTL_RADEON_FLIP       DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_FLIP)
520 #define DRM_IOCTL_RADEON_ALLOC      DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_ALLOC, drm_radeon_mem_alloc_t)
521 #define DRM_IOCTL_RADEON_FREE       DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_FREE, drm_radeon_mem_free_t)
522 #define DRM_IOCTL_RADEON_INIT_HEAP  DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_INIT_HEAP, drm_radeon_mem_init_heap_t)
523 #define DRM_IOCTL_RADEON_IRQ_EMIT   DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_IRQ_EMIT, drm_radeon_irq_emit_t)
524 #define DRM_IOCTL_RADEON_IRQ_WAIT   DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_IRQ_WAIT, drm_radeon_irq_wait_t)
525 #define DRM_IOCTL_RADEON_CP_RESUME  DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_CP_RESUME)
526 #define DRM_IOCTL_RADEON_SETPARAM   DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_SETPARAM, drm_radeon_setparam_t)
527 #define DRM_IOCTL_RADEON_SURF_ALLOC DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_SURF_ALLOC, drm_radeon_surface_alloc_t)
528 #define DRM_IOCTL_RADEON_SURF_FREE  DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_SURF_FREE, drm_radeon_surface_free_t)
529 #define DRM_IOCTL_RADEON_CS DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_CS, struct drm_radeon_cs)
530 
531 typedef struct drm_radeon_init {
532 	enum {
533 		RADEON_INIT_CP = 0x01,
534 		RADEON_CLEANUP_CP = 0x02,
535 		RADEON_INIT_R200_CP = 0x03,
536 		RADEON_INIT_R300_CP = 0x04,
537 		RADEON_INIT_R600_CP = 0x05,
538 	} func;
539 	unsigned long sarea_priv_offset;
540 	int is_pci; /* for overriding only */
541 	int cp_mode;
542 	int gart_size;
543 	int ring_size;
544 	int usec_timeout;
545 
546 	unsigned int fb_bpp;
547 	unsigned int front_offset, front_pitch;
548 	unsigned int back_offset, back_pitch;
549 	unsigned int depth_bpp;
550 	unsigned int depth_offset, depth_pitch;
551 
552 	unsigned long fb_offset DEPRECATED;	/* deprecated, driver asks hardware */
553 	unsigned long mmio_offset DEPRECATED;	/* deprecated, driver asks hardware */
554 	unsigned long ring_offset;
555 	unsigned long ring_rptr_offset;
556 	unsigned long buffers_offset;
557 	unsigned long gart_textures_offset;
558 } drm_radeon_init_t;
559 
560 typedef struct drm_radeon_cp_stop {
561 	int flush;
562 	int idle;
563 } drm_radeon_cp_stop_t;
564 
565 typedef struct drm_radeon_fullscreen {
566 	enum {
567 		RADEON_INIT_FULLSCREEN = 0x01,
568 		RADEON_CLEANUP_FULLSCREEN = 0x02
569 	} func;
570 } drm_radeon_fullscreen_t;
571 
572 #define CLEAR_X1	0
573 #define CLEAR_Y1	1
574 #define CLEAR_X2	2
575 #define CLEAR_Y2	3
576 #define CLEAR_DEPTH	4
577 
578 typedef union drm_radeon_clear_rect {
579 	float f[5];
580 	unsigned int ui[5];
581 } drm_radeon_clear_rect_t;
582 
583 typedef struct drm_radeon_clear {
584 	unsigned int flags;
585 	unsigned int clear_color;
586 	unsigned int clear_depth;
587 	unsigned int color_mask;
588 	unsigned int depth_mask;	/* misnamed field:  should be stencil */
589 	drm_radeon_clear_rect_t __user *depth_boxes;
590 } drm_radeon_clear_t;
591 
592 typedef struct drm_radeon_vertex {
593 	int prim;
594 	int idx;		/* Index of vertex buffer */
595 	int count;		/* Number of vertices in buffer */
596 	int discard;		/* Client finished with buffer? */
597 } drm_radeon_vertex_t;
598 
599 typedef struct drm_radeon_indices {
600 	int prim;
601 	int idx;
602 	int start;
603 	int end;
604 	int discard;		/* Client finished with buffer? */
605 } drm_radeon_indices_t;
606 
607 /* v1.2 - obsoletes drm_radeon_vertex and drm_radeon_indices
608  *      - allows multiple primitives and state changes in a single ioctl
609  *      - supports driver change to emit native primitives
610  */
611 typedef struct drm_radeon_vertex2 {
612 	int idx;		/* Index of vertex buffer */
613 	int discard;		/* Client finished with buffer? */
614 	int nr_states;
615 	drm_radeon_state_t __user *state;
616 	int nr_prims;
617 	drm_radeon_prim_t __user *prim;
618 } drm_radeon_vertex2_t;
619 
620 /* v1.3 - obsoletes drm_radeon_vertex2
621  *      - allows arbitarily large cliprect list
622  *      - allows updating of tcl packet, vector and scalar state
623  *      - allows memory-efficient description of state updates
624  *      - allows state to be emitted without a primitive
625  *           (for clears, ctx switches)
626  *      - allows more than one dma buffer to be referenced per ioctl
627  *      - supports tcl driver
628  *      - may be extended in future versions with new cmd types, packets
629  */
630 typedef struct drm_radeon_cmd_buffer {
631 	int bufsz;
632 	char __user *buf;
633 	int nbox;
634 	struct drm_clip_rect __user *boxes;
635 } drm_radeon_cmd_buffer_t;
636 
637 typedef struct drm_radeon_tex_image {
638 	unsigned int x, y;	/* Blit coordinates */
639 	unsigned int width, height;
640 	const void __user *data;
641 } drm_radeon_tex_image_t;
642 
643 typedef struct drm_radeon_texture {
644 	unsigned int offset;
645 	int pitch;
646 	int format;
647 	int width;		/* Texture image coordinates */
648 	int height;
649 	drm_radeon_tex_image_t __user *image;
650 } drm_radeon_texture_t;
651 
652 typedef struct drm_radeon_stipple {
653 	unsigned int __user *mask;
654 } drm_radeon_stipple_t;
655 
656 typedef struct drm_radeon_indirect {
657 	int idx;
658 	int start;
659 	int end;
660 	int discard;
661 } drm_radeon_indirect_t;
662 
663 #define RADEON_INDIRECT_DISCARD (1 << 0)
664 #define RADEON_INDIRECT_NOFLUSH (1 << 1)
665 
666 /* enum for card type parameters */
667 #define RADEON_CARD_PCI 0
668 #define RADEON_CARD_AGP 1
669 #define RADEON_CARD_PCIE 2
670 
671 /* 1.3: An ioctl to get parameters that aren't available to the 3d
672  * client any other way.
673  */
674 #define RADEON_PARAM_GART_BUFFER_OFFSET    1	/* card offset of 1st GART buffer */
675 #define RADEON_PARAM_LAST_FRAME            2
676 #define RADEON_PARAM_LAST_DISPATCH         3
677 #define RADEON_PARAM_LAST_CLEAR            4
678 /* Added with DRM version 1.6. */
679 #define RADEON_PARAM_IRQ_NR                5
680 #define RADEON_PARAM_GART_BASE             6	/* card offset of GART base */
681 /* Added with DRM version 1.8. */
682 #define RADEON_PARAM_REGISTER_HANDLE       7	/* for drmMap() */
683 #define RADEON_PARAM_STATUS_HANDLE         8
684 #define RADEON_PARAM_SAREA_HANDLE          9
685 #define RADEON_PARAM_GART_TEX_HANDLE       10
686 #define RADEON_PARAM_SCRATCH_OFFSET        11
687 #define RADEON_PARAM_CARD_TYPE             12
688 #define RADEON_PARAM_VBLANK_CRTC           13   /* VBLANK CRTC */
689 #define RADEON_PARAM_FB_LOCATION           14   /* FB location */
690 #define RADEON_PARAM_NUM_GB_PIPES          15   /* num GB pipes */
691 #define RADEON_PARAM_DEVICE_ID             16
692 #define RADEON_PARAM_NUM_Z_PIPES           17   /* num Z pipes */
693 
694 typedef struct drm_radeon_getparam {
695 	int param;
696 	void __user *value;
697 } drm_radeon_getparam_t;
698 
699 /* 1.6: Set up a memory manager for regions of shared memory:
700  */
701 #define RADEON_MEM_REGION_GART 1
702 #define RADEON_MEM_REGION_FB   2
703 
704 typedef struct drm_radeon_mem_alloc {
705 	int region;
706 	int alignment;
707 	int size;
708 	int __user *region_offset;	/* offset from start of fb or GART */
709 } drm_radeon_mem_alloc_t;
710 
711 typedef struct drm_radeon_mem_free {
712 	int region;
713 	int region_offset;
714 } drm_radeon_mem_free_t;
715 
716 typedef struct drm_radeon_mem_init_heap {
717 	int region;
718 	int size;
719 	int start;
720 } drm_radeon_mem_init_heap_t;
721 
722 /* 1.6: Userspace can request & wait on irq's:
723  */
724 typedef struct drm_radeon_irq_emit {
725 	int __user *irq_seq;
726 } drm_radeon_irq_emit_t;
727 
728 typedef struct drm_radeon_irq_wait {
729 	int irq_seq;
730 } drm_radeon_irq_wait_t;
731 
732 /* 1.10: Clients tell the DRM where they think the framebuffer is located in
733  * the card's address space, via a new generic ioctl to set parameters
734  */
735 
736 typedef struct drm_radeon_setparam {
737 	unsigned int param;
738 	int64_t value;
739 } drm_radeon_setparam_t;
740 
741 #define RADEON_SETPARAM_FB_LOCATION    1	/* determined framebuffer location */
742 #define RADEON_SETPARAM_SWITCH_TILING  2	/* enable/disable color tiling */
743 #define RADEON_SETPARAM_PCIGART_LOCATION 3	/* PCI Gart Location */
744 
745 #define RADEON_SETPARAM_NEW_MEMMAP 4		/* Use new memory map */
746 #define RADEON_SETPARAM_PCIGART_TABLE_SIZE 5    /* PCI GART Table Size */
747 #define RADEON_SETPARAM_VBLANK_CRTC 6           /* VBLANK CRTC */
748 /* 1.14: Clients can allocate/free a surface
749  */
750 typedef struct drm_radeon_surface_alloc {
751 	unsigned int address;
752 	unsigned int size;
753 	unsigned int flags;
754 } drm_radeon_surface_alloc_t;
755 
756 typedef struct drm_radeon_surface_free {
757 	unsigned int address;
758 } drm_radeon_surface_free_t;
759 
760 #define	DRM_RADEON_VBLANK_CRTC1		1
761 #define	DRM_RADEON_VBLANK_CRTC2		2
762 
763 /* New interface which obsolete all previous interface.
764  */
765 #define RADEON_CHUNK_ID_RELOCS 0x01
766 #define RADEON_CHUNK_ID_IB     0x02
767 #define RADEON_CHUNK_ID_OLD 0xff
768 
769 struct drm_radeon_cs_chunk {
770 	uint32_t chunk_id;
771 	uint32_t length_dw;
772 	uint64_t chunk_data;
773 };
774 
775 struct drm_radeon_cs {
776 	uint32_t        num_chunks;
777 	uint32_t        cs_id;
778 	uint64_t        chunks; /* this points to uint64_t * which point to
779 				   cs chunks */
780 };
781 
782 #endif
783