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1 /*
2    Copyright (C) 2009 Red Hat, Inc.
3 
4    Redistribution and use in source and binary forms, with or without
5    modification, are permitted provided that the following conditions are
6    met:
7 
8        * Redistributions of source code must retain the above copyright
9 	 notice, this list of conditions and the following disclaimer.
10        * Redistributions in binary form must reproduce the above copyright
11 	 notice, this list of conditions and the following disclaimer in
12 	 the documentation and/or other materials provided with the
13 	 distribution.
14        * Neither the name of the copyright holder nor the names of its
15 	 contributors may be used to endorse or promote products derived
16 	 from this software without specific prior written permission.
17 
18    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER AND CONTRIBUTORS "AS
19    IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
20    TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
21    PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22    HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23    SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24    LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25    DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26    THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27    (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28    OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30 
31 
32 #ifndef H_QXL_DEV
33 #define H_QXL_DEV
34 
35 #include <linux/types.h>
36 
37 /*
38  * from spice-protocol
39  * Release 0.10.0
40  */
41 
42 /* enums.h */
43 
44 enum SpiceImageType {
45 	SPICE_IMAGE_TYPE_BITMAP,
46 	SPICE_IMAGE_TYPE_QUIC,
47 	SPICE_IMAGE_TYPE_RESERVED,
48 	SPICE_IMAGE_TYPE_LZ_PLT = 100,
49 	SPICE_IMAGE_TYPE_LZ_RGB,
50 	SPICE_IMAGE_TYPE_GLZ_RGB,
51 	SPICE_IMAGE_TYPE_FROM_CACHE,
52 	SPICE_IMAGE_TYPE_SURFACE,
53 	SPICE_IMAGE_TYPE_JPEG,
54 	SPICE_IMAGE_TYPE_FROM_CACHE_LOSSLESS,
55 	SPICE_IMAGE_TYPE_ZLIB_GLZ_RGB,
56 	SPICE_IMAGE_TYPE_JPEG_ALPHA,
57 
58 	SPICE_IMAGE_TYPE_ENUM_END
59 };
60 
61 enum SpiceBitmapFmt {
62 	SPICE_BITMAP_FMT_INVALID,
63 	SPICE_BITMAP_FMT_1BIT_LE,
64 	SPICE_BITMAP_FMT_1BIT_BE,
65 	SPICE_BITMAP_FMT_4BIT_LE,
66 	SPICE_BITMAP_FMT_4BIT_BE,
67 	SPICE_BITMAP_FMT_8BIT,
68 	SPICE_BITMAP_FMT_16BIT,
69 	SPICE_BITMAP_FMT_24BIT,
70 	SPICE_BITMAP_FMT_32BIT,
71 	SPICE_BITMAP_FMT_RGBA,
72 
73 	SPICE_BITMAP_FMT_ENUM_END
74 };
75 
76 enum SpiceSurfaceFmt {
77 	SPICE_SURFACE_FMT_INVALID,
78 	SPICE_SURFACE_FMT_1_A,
79 	SPICE_SURFACE_FMT_8_A = 8,
80 	SPICE_SURFACE_FMT_16_555 = 16,
81 	SPICE_SURFACE_FMT_32_xRGB = 32,
82 	SPICE_SURFACE_FMT_16_565 = 80,
83 	SPICE_SURFACE_FMT_32_ARGB = 96,
84 
85 	SPICE_SURFACE_FMT_ENUM_END
86 };
87 
88 enum SpiceClipType {
89 	SPICE_CLIP_TYPE_NONE,
90 	SPICE_CLIP_TYPE_RECTS,
91 
92 	SPICE_CLIP_TYPE_ENUM_END
93 };
94 
95 enum SpiceRopd {
96 	SPICE_ROPD_INVERS_SRC = (1 << 0),
97 	SPICE_ROPD_INVERS_BRUSH = (1 << 1),
98 	SPICE_ROPD_INVERS_DEST = (1 << 2),
99 	SPICE_ROPD_OP_PUT = (1 << 3),
100 	SPICE_ROPD_OP_OR = (1 << 4),
101 	SPICE_ROPD_OP_AND = (1 << 5),
102 	SPICE_ROPD_OP_XOR = (1 << 6),
103 	SPICE_ROPD_OP_BLACKNESS = (1 << 7),
104 	SPICE_ROPD_OP_WHITENESS = (1 << 8),
105 	SPICE_ROPD_OP_INVERS = (1 << 9),
106 	SPICE_ROPD_INVERS_RES = (1 << 10),
107 
108 	SPICE_ROPD_MASK = 0x7ff
109 };
110 
111 enum SpiceBrushType {
112 	SPICE_BRUSH_TYPE_NONE,
113 	SPICE_BRUSH_TYPE_SOLID,
114 	SPICE_BRUSH_TYPE_PATTERN,
115 
116 	SPICE_BRUSH_TYPE_ENUM_END
117 };
118 
119 enum SpiceCursorType {
120 	SPICE_CURSOR_TYPE_ALPHA,
121 	SPICE_CURSOR_TYPE_MONO,
122 	SPICE_CURSOR_TYPE_COLOR4,
123 	SPICE_CURSOR_TYPE_COLOR8,
124 	SPICE_CURSOR_TYPE_COLOR16,
125 	SPICE_CURSOR_TYPE_COLOR24,
126 	SPICE_CURSOR_TYPE_COLOR32,
127 
128 	SPICE_CURSOR_TYPE_ENUM_END
129 };
130 
131 /* qxl_dev.h */
132 
133 #pragma pack(push, 1)
134 
135 #define REDHAT_PCI_VENDOR_ID 0x1b36
136 
137 /* 0x100-0x11f reserved for spice, 0x1ff used for unstable work */
138 #define QXL_DEVICE_ID_STABLE 0x0100
139 
140 enum {
141 	QXL_REVISION_STABLE_V04 = 0x01,
142 	QXL_REVISION_STABLE_V06 = 0x02,
143 	QXL_REVISION_STABLE_V10 = 0x03,
144 	QXL_REVISION_STABLE_V12 = 0x04,
145 };
146 
147 #define QXL_DEVICE_ID_DEVEL 0x01ff
148 #define QXL_REVISION_DEVEL 0x01
149 
150 #define QXL_ROM_MAGIC (*(uint32_t *)"QXRO")
151 #define QXL_RAM_MAGIC (*(uint32_t *)"QXRA")
152 
153 enum {
154 	QXL_RAM_RANGE_INDEX,
155 	QXL_VRAM_RANGE_INDEX,
156 	QXL_ROM_RANGE_INDEX,
157 	QXL_IO_RANGE_INDEX,
158 
159 	QXL_PCI_RANGES
160 };
161 
162 /* qxl-1 compat: append only */
163 enum {
164 	QXL_IO_NOTIFY_CMD,
165 	QXL_IO_NOTIFY_CURSOR,
166 	QXL_IO_UPDATE_AREA,
167 	QXL_IO_UPDATE_IRQ,
168 	QXL_IO_NOTIFY_OOM,
169 	QXL_IO_RESET,
170 	QXL_IO_SET_MODE,                  /* qxl-1 */
171 	QXL_IO_LOG,
172 	/* appended for qxl-2 */
173 	QXL_IO_MEMSLOT_ADD,
174 	QXL_IO_MEMSLOT_DEL,
175 	QXL_IO_DETACH_PRIMARY,
176 	QXL_IO_ATTACH_PRIMARY,
177 	QXL_IO_CREATE_PRIMARY,
178 	QXL_IO_DESTROY_PRIMARY,
179 	QXL_IO_DESTROY_SURFACE_WAIT,
180 	QXL_IO_DESTROY_ALL_SURFACES,
181 	/* appended for qxl-3 */
182 	QXL_IO_UPDATE_AREA_ASYNC,
183 	QXL_IO_MEMSLOT_ADD_ASYNC,
184 	QXL_IO_CREATE_PRIMARY_ASYNC,
185 	QXL_IO_DESTROY_PRIMARY_ASYNC,
186 	QXL_IO_DESTROY_SURFACE_ASYNC,
187 	QXL_IO_DESTROY_ALL_SURFACES_ASYNC,
188 	QXL_IO_FLUSH_SURFACES_ASYNC,
189 	QXL_IO_FLUSH_RELEASE,
190 	/* appended for qxl-4 */
191 	QXL_IO_MONITORS_CONFIG_ASYNC,
192 
193 	QXL_IO_RANGE_SIZE
194 };
195 
196 typedef uint64_t QXLPHYSICAL;
197 typedef int32_t QXLFIXED; /* fixed 28.4 */
198 
199 struct qxl_point_fix {
200 	QXLFIXED x;
201 	QXLFIXED y;
202 };
203 
204 struct qxl_point {
205 	int32_t x;
206 	int32_t y;
207 };
208 
209 struct qxl_point_1_6 {
210 	int16_t x;
211 	int16_t y;
212 };
213 
214 struct qxl_rect {
215 	int32_t top;
216 	int32_t left;
217 	int32_t bottom;
218 	int32_t right;
219 };
220 
221 struct qxl_urect {
222 	uint32_t top;
223 	uint32_t left;
224 	uint32_t bottom;
225 	uint32_t right;
226 };
227 
228 /* qxl-1 compat: append only */
229 struct qxl_rom {
230 	uint32_t magic;
231 	uint32_t id;
232 	uint32_t update_id;
233 	uint32_t compression_level;
234 	uint32_t log_level;
235 	uint32_t mode;			  /* qxl-1 */
236 	uint32_t modes_offset;
237 	uint32_t num_io_pages;
238 	uint32_t pages_offset;		  /* qxl-1 */
239 	uint32_t draw_area_offset;	  /* qxl-1 */
240 	uint32_t surface0_area_size;	  /* qxl-1 name: draw_area_size */
241 	uint32_t ram_header_offset;
242 	uint32_t mm_clock;
243 	/* appended for qxl-2 */
244 	uint32_t n_surfaces;
245 	uint64_t flags;
246 	uint8_t slots_start;
247 	uint8_t slots_end;
248 	uint8_t slot_gen_bits;
249 	uint8_t slot_id_bits;
250 	uint8_t slot_generation;
251 	/* appended for qxl-4 */
252 	uint8_t client_present;
253 	uint8_t client_capabilities[58];
254 	uint32_t client_monitors_config_crc;
255 	struct {
256 		uint16_t count;
257 	uint16_t padding;
258 		struct qxl_urect heads[64];
259 	} client_monitors_config;
260 };
261 
262 /* qxl-1 compat: fixed */
263 struct qxl_mode {
264 	uint32_t id;
265 	uint32_t x_res;
266 	uint32_t y_res;
267 	uint32_t bits;
268 	uint32_t stride;
269 	uint32_t x_mili;
270 	uint32_t y_mili;
271 	uint32_t orientation;
272 };
273 
274 /* qxl-1 compat: fixed */
275 struct qxl_modes {
276 	uint32_t n_modes;
277 	struct qxl_mode modes[0];
278 };
279 
280 /* qxl-1 compat: append only */
281 enum qxl_cmd_type {
282 	QXL_CMD_NOP,
283 	QXL_CMD_DRAW,
284 	QXL_CMD_UPDATE,
285 	QXL_CMD_CURSOR,
286 	QXL_CMD_MESSAGE,
287 	QXL_CMD_SURFACE,
288 };
289 
290 /* qxl-1 compat: fixed */
291 struct qxl_command {
292 	QXLPHYSICAL data;
293 	uint32_t type;
294 	uint32_t padding;
295 };
296 
297 #define QXL_COMMAND_FLAG_COMPAT		(1<<0)
298 #define QXL_COMMAND_FLAG_COMPAT_16BPP	(2<<0)
299 
300 struct qxl_command_ext {
301 	struct qxl_command cmd;
302 	uint32_t group_id;
303 	uint32_t flags;
304 };
305 
306 struct qxl_mem_slot {
307 	uint64_t mem_start;
308 	uint64_t mem_end;
309 };
310 
311 #define QXL_SURF_TYPE_PRIMARY	   0
312 
313 #define QXL_SURF_FLAG_KEEP_DATA	   (1 << 0)
314 
315 struct qxl_surface_create {
316 	uint32_t width;
317 	uint32_t height;
318 	int32_t stride;
319 	uint32_t format;
320 	uint32_t position;
321 	uint32_t mouse_mode;
322 	uint32_t flags;
323 	uint32_t type;
324 	QXLPHYSICAL mem;
325 };
326 
327 #define QXL_COMMAND_RING_SIZE 32
328 #define QXL_CURSOR_RING_SIZE 32
329 #define QXL_RELEASE_RING_SIZE 8
330 
331 #define QXL_LOG_BUF_SIZE 4096
332 
333 #define QXL_INTERRUPT_DISPLAY (1 << 0)
334 #define QXL_INTERRUPT_CURSOR (1 << 1)
335 #define QXL_INTERRUPT_IO_CMD (1 << 2)
336 #define QXL_INTERRUPT_ERROR  (1 << 3)
337 #define QXL_INTERRUPT_CLIENT (1 << 4)
338 #define QXL_INTERRUPT_CLIENT_MONITORS_CONFIG  (1 << 5)
339 
340 struct qxl_ring_header {
341 	uint32_t num_items;
342 	uint32_t prod;
343 	uint32_t notify_on_prod;
344 	uint32_t cons;
345 	uint32_t notify_on_cons;
346 };
347 
348 /* qxl-1 compat: append only */
349 struct qxl_ram_header {
350 	uint32_t magic;
351 	uint32_t int_pending;
352 	uint32_t int_mask;
353 	uint8_t log_buf[QXL_LOG_BUF_SIZE];
354 	struct qxl_ring_header  cmd_ring_hdr;
355 	struct qxl_command	cmd_ring[QXL_COMMAND_RING_SIZE];
356 	struct qxl_ring_header  cursor_ring_hdr;
357 	struct qxl_command	cursor_ring[QXL_CURSOR_RING_SIZE];
358 	struct qxl_ring_header  release_ring_hdr;
359 	uint64_t		release_ring[QXL_RELEASE_RING_SIZE];
360 	struct qxl_rect update_area;
361 	/* appended for qxl-2 */
362 	uint32_t update_surface;
363 	struct qxl_mem_slot mem_slot;
364 	struct qxl_surface_create create_surface;
365 	uint64_t flags;
366 
367 	/* appended for qxl-4 */
368 
369 	/* used by QXL_IO_MONITORS_CONFIG_ASYNC */
370 	QXLPHYSICAL monitors_config;
371 	uint8_t guest_capabilities[64];
372 };
373 
374 union qxl_release_info {
375 	uint64_t id;	  /* in  */
376 	uint64_t next;	  /* out */
377 };
378 
379 struct qxl_release_info_ext {
380 	union qxl_release_info *info;
381 	uint32_t group_id;
382 };
383 
384 struct qxl_data_chunk {
385 	uint32_t data_size;
386 	QXLPHYSICAL prev_chunk;
387 	QXLPHYSICAL next_chunk;
388 	uint8_t data[0];
389 };
390 
391 struct qxl_message {
392 	union qxl_release_info release_info;
393 	uint8_t data[0];
394 };
395 
396 struct qxl_compat_update_cmd {
397 	union qxl_release_info release_info;
398 	struct qxl_rect area;
399 	uint32_t update_id;
400 };
401 
402 struct qxl_update_cmd {
403 	union qxl_release_info release_info;
404 	struct qxl_rect area;
405 	uint32_t update_id;
406 	uint32_t surface_id;
407 };
408 
409 struct qxl_cursor_header {
410 	uint64_t unique;
411 	uint16_t type;
412 	uint16_t width;
413 	uint16_t height;
414 	uint16_t hot_spot_x;
415 	uint16_t hot_spot_y;
416 };
417 
418 struct qxl_cursor {
419 	struct qxl_cursor_header header;
420 	uint32_t data_size;
421 	struct qxl_data_chunk chunk;
422 };
423 
424 enum {
425 	QXL_CURSOR_SET,
426 	QXL_CURSOR_MOVE,
427 	QXL_CURSOR_HIDE,
428 	QXL_CURSOR_TRAIL,
429 };
430 
431 #define QXL_CURSOR_DEVICE_DATA_SIZE 128
432 
433 struct qxl_cursor_cmd {
434 	union qxl_release_info release_info;
435 	uint8_t type;
436 	union {
437 		struct {
438 			struct qxl_point_1_6 position;
439 			uint8_t visible;
440 			QXLPHYSICAL shape;
441 		} set;
442 		struct {
443 			uint16_t length;
444 			uint16_t frequency;
445 		} trail;
446 		struct qxl_point_1_6 position;
447 	} u;
448 	/* todo: dynamic size from rom */
449 	uint8_t device_data[QXL_CURSOR_DEVICE_DATA_SIZE];
450 };
451 
452 enum {
453 	QXL_DRAW_NOP,
454 	QXL_DRAW_FILL,
455 	QXL_DRAW_OPAQUE,
456 	QXL_DRAW_COPY,
457 	QXL_COPY_BITS,
458 	QXL_DRAW_BLEND,
459 	QXL_DRAW_BLACKNESS,
460 	QXL_DRAW_WHITENESS,
461 	QXL_DRAW_INVERS,
462 	QXL_DRAW_ROP3,
463 	QXL_DRAW_STROKE,
464 	QXL_DRAW_TEXT,
465 	QXL_DRAW_TRANSPARENT,
466 	QXL_DRAW_ALPHA_BLEND,
467 	QXL_DRAW_COMPOSITE
468 };
469 
470 struct qxl_raster_glyph {
471 	struct qxl_point render_pos;
472 	struct qxl_point glyph_origin;
473 	uint16_t width;
474 	uint16_t height;
475 	uint8_t data[0];
476 };
477 
478 struct qxl_string {
479 	uint32_t data_size;
480 	uint16_t length;
481 	uint16_t flags;
482 	struct qxl_data_chunk chunk;
483 };
484 
485 struct qxl_copy_bits {
486 	struct qxl_point src_pos;
487 };
488 
489 enum qxl_effect_type {
490 	QXL_EFFECT_BLEND = 0,
491 	QXL_EFFECT_OPAQUE = 1,
492 	QXL_EFFECT_REVERT_ON_DUP = 2,
493 	QXL_EFFECT_BLACKNESS_ON_DUP = 3,
494 	QXL_EFFECT_WHITENESS_ON_DUP = 4,
495 	QXL_EFFECT_NOP_ON_DUP = 5,
496 	QXL_EFFECT_NOP = 6,
497 	QXL_EFFECT_OPAQUE_BRUSH = 7
498 };
499 
500 struct qxl_pattern {
501 	QXLPHYSICAL pat;
502 	struct qxl_point pos;
503 };
504 
505 struct qxl_brush {
506 	uint32_t type;
507 	union {
508 		uint32_t color;
509 		struct qxl_pattern pattern;
510 	} u;
511 };
512 
513 struct qxl_q_mask {
514 	uint8_t flags;
515 	struct qxl_point pos;
516 	QXLPHYSICAL bitmap;
517 };
518 
519 struct qxl_fill {
520 	struct qxl_brush brush;
521 	uint16_t rop_descriptor;
522 	struct qxl_q_mask mask;
523 };
524 
525 struct qxl_opaque {
526 	QXLPHYSICAL src_bitmap;
527 	struct qxl_rect src_area;
528 	struct qxl_brush brush;
529 	uint16_t rop_descriptor;
530 	uint8_t scale_mode;
531 	struct qxl_q_mask mask;
532 };
533 
534 struct qxl_copy {
535 	QXLPHYSICAL src_bitmap;
536 	struct qxl_rect src_area;
537 	uint16_t rop_descriptor;
538 	uint8_t scale_mode;
539 	struct qxl_q_mask mask;
540 };
541 
542 struct qxl_transparent {
543 	QXLPHYSICAL src_bitmap;
544 	struct qxl_rect src_area;
545 	uint32_t src_color;
546 	uint32_t true_color;
547 };
548 
549 struct qxl_alpha_blend {
550 	uint16_t alpha_flags;
551 	uint8_t alpha;
552 	QXLPHYSICAL src_bitmap;
553 	struct qxl_rect src_area;
554 };
555 
556 struct qxl_compat_alpha_blend {
557 	uint8_t alpha;
558 	QXLPHYSICAL src_bitmap;
559 	struct qxl_rect src_area;
560 };
561 
562 struct qxl_rop_3 {
563 	QXLPHYSICAL src_bitmap;
564 	struct qxl_rect src_area;
565 	struct qxl_brush brush;
566 	uint8_t rop3;
567 	uint8_t scale_mode;
568 	struct qxl_q_mask mask;
569 };
570 
571 struct qxl_line_attr {
572 	uint8_t flags;
573 	uint8_t join_style;
574 	uint8_t end_style;
575 	uint8_t style_nseg;
576 	QXLFIXED width;
577 	QXLFIXED miter_limit;
578 	QXLPHYSICAL style;
579 };
580 
581 struct qxl_stroke {
582 	QXLPHYSICAL path;
583 	struct qxl_line_attr attr;
584 	struct qxl_brush brush;
585 	uint16_t fore_mode;
586 	uint16_t back_mode;
587 };
588 
589 struct qxl_text {
590 	QXLPHYSICAL str;
591 	struct qxl_rect back_area;
592 	struct qxl_brush fore_brush;
593 	struct qxl_brush back_brush;
594 	uint16_t fore_mode;
595 	uint16_t back_mode;
596 };
597 
598 struct qxl_mask {
599 	struct qxl_q_mask mask;
600 };
601 
602 struct qxl_clip {
603 	uint32_t type;
604 	QXLPHYSICAL data;
605 };
606 
607 enum qxl_operator {
608 	QXL_OP_CLEAR			 = 0x00,
609 	QXL_OP_SOURCE			 = 0x01,
610 	QXL_OP_DST			 = 0x02,
611 	QXL_OP_OVER			 = 0x03,
612 	QXL_OP_OVER_REVERSE		 = 0x04,
613 	QXL_OP_IN			 = 0x05,
614 	QXL_OP_IN_REVERSE		 = 0x06,
615 	QXL_OP_OUT			 = 0x07,
616 	QXL_OP_OUT_REVERSE		 = 0x08,
617 	QXL_OP_ATOP			 = 0x09,
618 	QXL_OP_ATOP_REVERSE		 = 0x0a,
619 	QXL_OP_XOR			 = 0x0b,
620 	QXL_OP_ADD			 = 0x0c,
621 	QXL_OP_SATURATE			 = 0x0d,
622 	/* Note the jump here from 0x0d to 0x30 */
623 	QXL_OP_MULTIPLY			 = 0x30,
624 	QXL_OP_SCREEN			 = 0x31,
625 	QXL_OP_OVERLAY			 = 0x32,
626 	QXL_OP_DARKEN			 = 0x33,
627 	QXL_OP_LIGHTEN			 = 0x34,
628 	QXL_OP_COLOR_DODGE		 = 0x35,
629 	QXL_OP_COLOR_BURN		 = 0x36,
630 	QXL_OP_HARD_LIGHT		 = 0x37,
631 	QXL_OP_SOFT_LIGHT		 = 0x38,
632 	QXL_OP_DIFFERENCE		 = 0x39,
633 	QXL_OP_EXCLUSION		 = 0x3a,
634 	QXL_OP_HSL_HUE			 = 0x3b,
635 	QXL_OP_HSL_SATURATION		 = 0x3c,
636 	QXL_OP_HSL_COLOR		 = 0x3d,
637 	QXL_OP_HSL_LUMINOSITY		 = 0x3e
638 };
639 
640 struct qxl_transform {
641 	uint32_t	t00;
642 	uint32_t	t01;
643 	uint32_t	t02;
644 	uint32_t	t10;
645 	uint32_t	t11;
646 	uint32_t	t12;
647 };
648 
649 /* The flags field has the following bit fields:
650  *
651  *     operator:		[  0 -  7 ]
652  *     src_filter:		[  8 - 10 ]
653  *     mask_filter:		[ 11 - 13 ]
654  *     src_repeat:		[ 14 - 15 ]
655  *     mask_repeat:		[ 16 - 17 ]
656  *     component_alpha:		[ 18 - 18 ]
657  *     reserved:		[ 19 - 31 ]
658  *
659  * The repeat and filter values are those of pixman:
660  *		REPEAT_NONE =		0
661  *              REPEAT_NORMAL =		1
662  *		REPEAT_PAD =		2
663  *		REPEAT_REFLECT =	3
664  *
665  * The filter values are:
666  *		FILTER_NEAREST =	0
667  *		FILTER_BILINEAR	=	1
668  */
669 struct qxl_composite {
670 	uint32_t		flags;
671 
672 	QXLPHYSICAL			src;
673 	QXLPHYSICAL			src_transform;	/* May be NULL */
674 	QXLPHYSICAL			mask;		/* May be NULL */
675 	QXLPHYSICAL			mask_transform;	/* May be NULL */
676 	struct qxl_point_1_6	src_origin;
677 	struct qxl_point_1_6	mask_origin;
678 };
679 
680 struct qxl_compat_drawable {
681 	union qxl_release_info release_info;
682 	uint8_t effect;
683 	uint8_t type;
684 	uint16_t bitmap_offset;
685 	struct qxl_rect bitmap_area;
686 	struct qxl_rect bbox;
687 	struct qxl_clip clip;
688 	uint32_t mm_time;
689 	union {
690 		struct qxl_fill fill;
691 		struct qxl_opaque opaque;
692 		struct qxl_copy copy;
693 		struct qxl_transparent transparent;
694 		struct qxl_compat_alpha_blend alpha_blend;
695 		struct qxl_copy_bits copy_bits;
696 		struct qxl_copy blend;
697 		struct qxl_rop_3 rop3;
698 		struct qxl_stroke stroke;
699 		struct qxl_text text;
700 		struct qxl_mask blackness;
701 		struct qxl_mask invers;
702 		struct qxl_mask whiteness;
703 	} u;
704 };
705 
706 struct qxl_drawable {
707 	union qxl_release_info release_info;
708 	uint32_t surface_id;
709 	uint8_t effect;
710 	uint8_t type;
711 	uint8_t self_bitmap;
712 	struct qxl_rect self_bitmap_area;
713 	struct qxl_rect bbox;
714 	struct qxl_clip clip;
715 	uint32_t mm_time;
716 	int32_t surfaces_dest[3];
717 	struct qxl_rect surfaces_rects[3];
718 	union {
719 		struct qxl_fill fill;
720 		struct qxl_opaque opaque;
721 		struct qxl_copy copy;
722 		struct qxl_transparent transparent;
723 		struct qxl_alpha_blend alpha_blend;
724 		struct qxl_copy_bits copy_bits;
725 		struct qxl_copy blend;
726 		struct qxl_rop_3 rop3;
727 		struct qxl_stroke stroke;
728 		struct qxl_text text;
729 		struct qxl_mask blackness;
730 		struct qxl_mask invers;
731 		struct qxl_mask whiteness;
732 		struct qxl_composite composite;
733 	} u;
734 };
735 
736 enum qxl_surface_cmd_type {
737 	QXL_SURFACE_CMD_CREATE,
738 	QXL_SURFACE_CMD_DESTROY,
739 };
740 
741 struct qxl_surface {
742 	uint32_t format;
743 	uint32_t width;
744 	uint32_t height;
745 	int32_t stride;
746 	QXLPHYSICAL data;
747 };
748 
749 struct qxl_surface_cmd {
750 	union qxl_release_info release_info;
751 	uint32_t surface_id;
752 	uint8_t type;
753 	uint32_t flags;
754 	union {
755 		struct qxl_surface surface_create;
756 	} u;
757 };
758 
759 struct qxl_clip_rects {
760 	uint32_t num_rects;
761 	struct qxl_data_chunk chunk;
762 };
763 
764 enum {
765 	QXL_PATH_BEGIN = (1 << 0),
766 	QXL_PATH_END = (1 << 1),
767 	QXL_PATH_CLOSE = (1 << 3),
768 	QXL_PATH_BEZIER = (1 << 4),
769 };
770 
771 struct qxl_path_seg {
772 	uint32_t flags;
773 	uint32_t count;
774 	struct qxl_point_fix points[0];
775 };
776 
777 struct qxl_path {
778 	uint32_t data_size;
779 	struct qxl_data_chunk chunk;
780 };
781 
782 enum {
783 	QXL_IMAGE_GROUP_DRIVER,
784 	QXL_IMAGE_GROUP_DEVICE,
785 	QXL_IMAGE_GROUP_RED,
786 	QXL_IMAGE_GROUP_DRIVER_DONT_CACHE,
787 };
788 
789 struct qxl_image_id {
790 	uint32_t group;
791 	uint32_t unique;
792 };
793 
794 union qxl_image_id_union {
795 	struct qxl_image_id id;
796 	uint64_t value;
797 };
798 
799 enum qxl_image_flags {
800 	QXL_IMAGE_CACHE = (1 << 0),
801 	QXL_IMAGE_HIGH_BITS_SET = (1 << 1),
802 };
803 
804 enum qxl_bitmap_flags {
805 	QXL_BITMAP_DIRECT = (1 << 0),
806 	QXL_BITMAP_UNSTABLE = (1 << 1),
807 	QXL_BITMAP_TOP_DOWN = (1 << 2), /* == SPICE_BITMAP_FLAGS_TOP_DOWN */
808 };
809 
810 #define QXL_SET_IMAGE_ID(image, _group, _unique) {              \
811 	(image)->descriptor.id = (((uint64_t)_unique) << 32) | _group;	\
812 }
813 
814 struct qxl_image_descriptor {
815 	uint64_t id;
816 	uint8_t type;
817 	uint8_t flags;
818 	uint32_t width;
819 	uint32_t height;
820 };
821 
822 struct qxl_palette {
823 	uint64_t unique;
824 	uint16_t num_ents;
825 	uint32_t ents[0];
826 };
827 
828 struct qxl_bitmap {
829 	uint8_t format;
830 	uint8_t flags;
831 	uint32_t x;
832 	uint32_t y;
833 	uint32_t stride;
834 	QXLPHYSICAL palette;
835 	QXLPHYSICAL data; /* data[0] ? */
836 };
837 
838 struct qxl_surface_id {
839 	uint32_t surface_id;
840 };
841 
842 struct qxl_encoder_data {
843 	uint32_t data_size;
844 	uint8_t data[0];
845 };
846 
847 struct qxl_image {
848 	struct qxl_image_descriptor descriptor;
849 	union { /* variable length */
850 		struct qxl_bitmap bitmap;
851 		struct qxl_encoder_data quic;
852 		struct qxl_surface_id surface_image;
853 	} u;
854 };
855 
856 /* A QXLHead is a single monitor output backed by a QXLSurface.
857  * x and y offsets are unsigned since they are used in relation to
858  * the given surface, not the same as the x, y coordinates in the guest
859  * screen reference frame. */
860 struct qxl_head {
861 	uint32_t id;
862 	uint32_t surface_id;
863 	uint32_t width;
864 	uint32_t height;
865 	uint32_t x;
866 	uint32_t y;
867 	uint32_t flags;
868 };
869 
870 struct qxl_monitors_config {
871 	uint16_t count;
872 	uint16_t max_allowed; /* If it is 0 no fixed limit is given by the
873 				 driver */
874 	struct qxl_head heads[0];
875 };
876 
877 #pragma pack(pop)
878 
879 #endif /* _H_QXL_DEV */
880