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usb-ehci: Use PCI DMA stub functions
[qemu.git] / hw / qxl.c
blob84ffd45c0cf614ad3bb8d94428f321f16c8e12a4
1 /*
2 * Copyright (C) 2010 Red Hat, Inc.
3 *
4 * written by Yaniv Kamay, Izik Eidus, Gerd Hoffmann
5 * maintained by Gerd Hoffmann <kraxel@redhat.com>
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation; either version 2 or
10 * (at your option) version 3 of the License.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, see <http://www.gnu.org/licenses/>.
19 */
20
21 #include "qemu-common.h"
22 #include "qemu-timer.h"
23 #include "qemu-queue.h"
24 #include "monitor.h"
25 #include "sysemu.h"
26
27 #include "qxl.h"
28
29 #undef SPICE_RING_PROD_ITEM
30 #define SPICE_RING_PROD_ITEM(r, ret) { \
31 typeof(r) start = r; \
32 typeof(r) end = r + 1; \
33 uint32_t prod = (r)->prod & SPICE_RING_INDEX_MASK(r); \
34 typeof(&(r)->items[prod]) m_item = &(r)->items[prod]; \
35 if (!((uint8_t*)m_item >= (uint8_t*)(start) && (uint8_t*)(m_item + 1) <= (uint8_t*)(end))) { \
36 abort(); \
37 } \
38 ret = &m_item->el; \
39 }
40
41 #undef SPICE_RING_CONS_ITEM
42 #define SPICE_RING_CONS_ITEM(r, ret) { \
43 typeof(r) start = r; \
44 typeof(r) end = r + 1; \
45 uint32_t cons = (r)->cons & SPICE_RING_INDEX_MASK(r); \
46 typeof(&(r)->items[cons]) m_item = &(r)->items[cons]; \
47 if (!((uint8_t*)m_item >= (uint8_t*)(start) && (uint8_t*)(m_item + 1) <= (uint8_t*)(end))) { \
48 abort(); \
49 } \
50 ret = &m_item->el; \
51 }
52
53 #undef ALIGN
54 #define ALIGN(a, b) (((a) + ((b) - 1)) & ~((b) - 1))
55
56 #define PIXEL_SIZE 0.2936875 //1280x1024 is 14.8" x 11.9"
57
58 #define QXL_MODE(_x, _y, _b, _o) \
59 { .x_res = _x, \
60 .y_res = _y, \
61 .bits = _b, \
62 .stride = (_x) * (_b) / 8, \
63 .x_mili = PIXEL_SIZE * (_x), \
64 .y_mili = PIXEL_SIZE * (_y), \
65 .orientation = _o, \
66 }
67
68 #define QXL_MODE_16_32(x_res, y_res, orientation) \
69 QXL_MODE(x_res, y_res, 16, orientation), \
70 QXL_MODE(x_res, y_res, 32, orientation)
71
72 #define QXL_MODE_EX(x_res, y_res) \
73 QXL_MODE_16_32(x_res, y_res, 0), \
74 QXL_MODE_16_32(y_res, x_res, 1), \
75 QXL_MODE_16_32(x_res, y_res, 2), \
76 QXL_MODE_16_32(y_res, x_res, 3)
77
78 static QXLMode qxl_modes[] = {
79 QXL_MODE_EX(640, 480),
80 QXL_MODE_EX(800, 480),
81 QXL_MODE_EX(800, 600),
82 QXL_MODE_EX(832, 624),
83 QXL_MODE_EX(960, 640),
84 QXL_MODE_EX(1024, 600),
85 QXL_MODE_EX(1024, 768),
86 QXL_MODE_EX(1152, 864),
87 QXL_MODE_EX(1152, 870),
88 QXL_MODE_EX(1280, 720),
89 QXL_MODE_EX(1280, 760),
90 QXL_MODE_EX(1280, 768),
91 QXL_MODE_EX(1280, 800),
92 QXL_MODE_EX(1280, 960),
93 QXL_MODE_EX(1280, 1024),
94 QXL_MODE_EX(1360, 768),
95 QXL_MODE_EX(1366, 768),
96 QXL_MODE_EX(1400, 1050),
97 QXL_MODE_EX(1440, 900),
98 QXL_MODE_EX(1600, 900),
99 QXL_MODE_EX(1600, 1200),
100 QXL_MODE_EX(1680, 1050),
101 QXL_MODE_EX(1920, 1080),
102 #if VGA_RAM_SIZE >= (16 * 1024 * 1024)
103 /* these modes need more than 8 MB video memory */
104 QXL_MODE_EX(1920, 1200),
105 QXL_MODE_EX(1920, 1440),
106 QXL_MODE_EX(2048, 1536),
107 QXL_MODE_EX(2560, 1440),
108 QXL_MODE_EX(2560, 1600),
109 #endif
110 #if VGA_RAM_SIZE >= (32 * 1024 * 1024)
111 /* these modes need more than 16 MB video memory */
112 QXL_MODE_EX(2560, 2048),
113 QXL_MODE_EX(2800, 2100),
114 QXL_MODE_EX(3200, 2400),
115 #endif
116 };
117
118 static PCIQXLDevice *qxl0;
119
120 static void qxl_send_events(PCIQXLDevice *d, uint32_t events);
121 static int qxl_destroy_primary(PCIQXLDevice *d, qxl_async_io async);
122 static void qxl_reset_memslots(PCIQXLDevice *d);
123 static void qxl_reset_surfaces(PCIQXLDevice *d);
124 static void qxl_ring_set_dirty(PCIQXLDevice *qxl);
125
126 void qxl_guest_bug(PCIQXLDevice *qxl, const char *msg, ...)
127 {
128 #if SPICE_INTERFACE_QXL_MINOR >= 1
129 qxl_send_events(qxl, QXL_INTERRUPT_ERROR);
130 #endif
131 if (qxl->guestdebug) {
132 va_list ap;
133 va_start(ap, msg);
134 fprintf(stderr, "qxl-%d: guest bug: ", qxl->id);
135 vfprintf(stderr, msg, ap);
136 fprintf(stderr, "\n");
137 va_end(ap);
138 }
139 }
140
141
142 void qxl_spice_update_area(PCIQXLDevice *qxl, uint32_t surface_id,
143 struct QXLRect *area, struct QXLRect *dirty_rects,
144 uint32_t num_dirty_rects,
145 uint32_t clear_dirty_region,
146 qxl_async_io async)
147 {
148 if (async == QXL_SYNC) {
149 qxl->ssd.worker->update_area(qxl->ssd.worker, surface_id, area,
150 dirty_rects, num_dirty_rects, clear_dirty_region);
151 } else {
152 #if SPICE_INTERFACE_QXL_MINOR >= 1
153 spice_qxl_update_area_async(&qxl->ssd.qxl, surface_id, area,
154 clear_dirty_region, 0);
155 #else
156 abort();
157 #endif
158 }
159 }
160
161 static void qxl_spice_destroy_surface_wait_complete(PCIQXLDevice *qxl,
162 uint32_t id)
163 {
164 qemu_mutex_lock(&qxl->track_lock);
165 qxl->guest_surfaces.cmds[id] = 0;
166 qxl->guest_surfaces.count--;
167 qemu_mutex_unlock(&qxl->track_lock);
168 }
169
170 static void qxl_spice_destroy_surface_wait(PCIQXLDevice *qxl, uint32_t id,
171 qxl_async_io async)
172 {
173 if (async) {
174 #if SPICE_INTERFACE_QXL_MINOR < 1
175 abort();
176 #else
177 spice_qxl_destroy_surface_async(&qxl->ssd.qxl, id,
178 (uint64_t)id);
179 #endif
180 } else {
181 qxl->ssd.worker->destroy_surface_wait(qxl->ssd.worker, id);
182 qxl_spice_destroy_surface_wait_complete(qxl, id);
183 }
184 }
185
186 #if SPICE_INTERFACE_QXL_MINOR >= 1
187 static void qxl_spice_flush_surfaces_async(PCIQXLDevice *qxl)
188 {
189 spice_qxl_flush_surfaces_async(&qxl->ssd.qxl, 0);
190 }
191 #endif
192
193 void qxl_spice_loadvm_commands(PCIQXLDevice *qxl, struct QXLCommandExt *ext,
194 uint32_t count)
195 {
196 qxl->ssd.worker->loadvm_commands(qxl->ssd.worker, ext, count);
197 }
198
199 void qxl_spice_oom(PCIQXLDevice *qxl)
200 {
201 qxl->ssd.worker->oom(qxl->ssd.worker);
202 }
203
204 void qxl_spice_reset_memslots(PCIQXLDevice *qxl)
205 {
206 qxl->ssd.worker->reset_memslots(qxl->ssd.worker);
207 }
208
209 static void qxl_spice_destroy_surfaces_complete(PCIQXLDevice *qxl)
210 {
211 qemu_mutex_lock(&qxl->track_lock);
212 memset(&qxl->guest_surfaces.cmds, 0, sizeof(qxl->guest_surfaces.cmds));
213 qxl->guest_surfaces.count = 0;
214 qemu_mutex_unlock(&qxl->track_lock);
215 }
216
217 static void qxl_spice_destroy_surfaces(PCIQXLDevice *qxl, qxl_async_io async)
218 {
219 if (async) {
220 #if SPICE_INTERFACE_QXL_MINOR < 1
221 abort();
222 #else
223 spice_qxl_destroy_surfaces_async(&qxl->ssd.qxl, 0);
224 #endif
225 } else {
226 qxl->ssd.worker->destroy_surfaces(qxl->ssd.worker);
227 qxl_spice_destroy_surfaces_complete(qxl);
228 }
229 }
230
231 void qxl_spice_reset_image_cache(PCIQXLDevice *qxl)
232 {
233 qxl->ssd.worker->reset_image_cache(qxl->ssd.worker);
234 }
235
236 void qxl_spice_reset_cursor(PCIQXLDevice *qxl)
237 {
238 qxl->ssd.worker->reset_cursor(qxl->ssd.worker);
239 qemu_mutex_lock(&qxl->track_lock);
240 qxl->guest_cursor = 0;
241 qemu_mutex_unlock(&qxl->track_lock);
242 }
243
244
245 static inline uint32_t msb_mask(uint32_t val)
246 {
247 uint32_t mask;
248
249 do {
250 mask = ~(val - 1) & val;
251 val &= ~mask;
252 } while (mask < val);
253
254 return mask;
255 }
256
257 static ram_addr_t qxl_rom_size(void)
258 {
259 uint32_t rom_size = sizeof(QXLRom) + sizeof(QXLModes) + sizeof(qxl_modes);
260 rom_size = MAX(rom_size, TARGET_PAGE_SIZE);
261 rom_size = msb_mask(rom_size * 2 - 1);
262 return rom_size;
263 }
264
265 static void init_qxl_rom(PCIQXLDevice *d)
266 {
267 QXLRom *rom = memory_region_get_ram_ptr(&d->rom_bar);
268 QXLModes *modes = (QXLModes *)(rom + 1);
269 uint32_t ram_header_size;
270 uint32_t surface0_area_size;
271 uint32_t num_pages;
272 uint32_t fb, maxfb = 0;
273 int i;
274
275 memset(rom, 0, d->rom_size);
276
277 rom->magic = cpu_to_le32(QXL_ROM_MAGIC);
278 rom->id = cpu_to_le32(d->id);
279 rom->log_level = cpu_to_le32(d->guestdebug);
280 rom->modes_offset = cpu_to_le32(sizeof(QXLRom));
281
282 rom->slot_gen_bits = MEMSLOT_GENERATION_BITS;
283 rom->slot_id_bits = MEMSLOT_SLOT_BITS;
284 rom->slots_start = 1;
285 rom->slots_end = NUM_MEMSLOTS - 1;
286 rom->n_surfaces = cpu_to_le32(NUM_SURFACES);
287
288 modes->n_modes = cpu_to_le32(ARRAY_SIZE(qxl_modes));
289 for (i = 0; i < modes->n_modes; i++) {
290 fb = qxl_modes[i].y_res * qxl_modes[i].stride;
291 if (maxfb < fb) {
292 maxfb = fb;
293 }
294 modes->modes[i].id = cpu_to_le32(i);
295 modes->modes[i].x_res = cpu_to_le32(qxl_modes[i].x_res);
296 modes->modes[i].y_res = cpu_to_le32(qxl_modes[i].y_res);
297 modes->modes[i].bits = cpu_to_le32(qxl_modes[i].bits);
298 modes->modes[i].stride = cpu_to_le32(qxl_modes[i].stride);
299 modes->modes[i].x_mili = cpu_to_le32(qxl_modes[i].x_mili);
300 modes->modes[i].y_mili = cpu_to_le32(qxl_modes[i].y_mili);
301 modes->modes[i].orientation = cpu_to_le32(qxl_modes[i].orientation);
302 }
303 if (maxfb < VGA_RAM_SIZE && d->id == 0)
304 maxfb = VGA_RAM_SIZE;
305
306 ram_header_size = ALIGN(sizeof(QXLRam), 4096);
307 surface0_area_size = ALIGN(maxfb, 4096);
308 num_pages = d->vga.vram_size;
309 num_pages -= ram_header_size;
310 num_pages -= surface0_area_size;
311 num_pages = num_pages / TARGET_PAGE_SIZE;
312
313 rom->draw_area_offset = cpu_to_le32(0);
314 rom->surface0_area_size = cpu_to_le32(surface0_area_size);
315 rom->pages_offset = cpu_to_le32(surface0_area_size);
316 rom->num_pages = cpu_to_le32(num_pages);
317 rom->ram_header_offset = cpu_to_le32(d->vga.vram_size - ram_header_size);
318
319 d->shadow_rom = *rom;
320 d->rom = rom;
321 d->modes = modes;
322 }
323
324 static void init_qxl_ram(PCIQXLDevice *d)
325 {
326 uint8_t *buf;
327 uint64_t *item;
328
329 buf = d->vga.vram_ptr;
330 d->ram = (QXLRam *)(buf + le32_to_cpu(d->shadow_rom.ram_header_offset));
331 d->ram->magic = cpu_to_le32(QXL_RAM_MAGIC);
332 d->ram->int_pending = cpu_to_le32(0);
333 d->ram->int_mask = cpu_to_le32(0);
334 d->ram->update_surface = 0;
335 SPICE_RING_INIT(&d->ram->cmd_ring);
336 SPICE_RING_INIT(&d->ram->cursor_ring);
337 SPICE_RING_INIT(&d->ram->release_ring);
338 SPICE_RING_PROD_ITEM(&d->ram->release_ring, item);
339 *item = 0;
340 qxl_ring_set_dirty(d);
341 }
342
343 /* can be called from spice server thread context */
344 static void qxl_set_dirty(MemoryRegion *mr, ram_addr_t addr, ram_addr_t end)
345 {
346 while (addr < end) {
347 memory_region_set_dirty(mr, addr);
348 addr += TARGET_PAGE_SIZE;
349 }
350 }
351
352 static void qxl_rom_set_dirty(PCIQXLDevice *qxl)
353 {
354 qxl_set_dirty(&qxl->rom_bar, 0, qxl->rom_size);
355 }
356
357 /* called from spice server thread context only */
358 static void qxl_ram_set_dirty(PCIQXLDevice *qxl, void *ptr)
359 {
360 void *base = qxl->vga.vram_ptr;
361 intptr_t offset;
362
363 offset = ptr - base;
364 offset &= ~(TARGET_PAGE_SIZE-1);
365 assert(offset < qxl->vga.vram_size);
366 qxl_set_dirty(&qxl->vga.vram, offset, offset + TARGET_PAGE_SIZE);
367 }
368
369 /* can be called from spice server thread context */
370 static void qxl_ring_set_dirty(PCIQXLDevice *qxl)
371 {
372 ram_addr_t addr = qxl->shadow_rom.ram_header_offset;
373 ram_addr_t end = qxl->vga.vram_size;
374 qxl_set_dirty(&qxl->vga.vram, addr, end);
375 }
376
377 /*
378 * keep track of some command state, for savevm/loadvm.
379 * called from spice server thread context only
380 */
381 static void qxl_track_command(PCIQXLDevice *qxl, struct QXLCommandExt *ext)
382 {
383 switch (le32_to_cpu(ext->cmd.type)) {
384 case QXL_CMD_SURFACE:
385 {
386 QXLSurfaceCmd *cmd = qxl_phys2virt(qxl, ext->cmd.data, ext->group_id);
387 uint32_t id = le32_to_cpu(cmd->surface_id);
388 PANIC_ON(id >= NUM_SURFACES);
389 qemu_mutex_lock(&qxl->track_lock);
390 if (cmd->type == QXL_SURFACE_CMD_CREATE) {
391 qxl->guest_surfaces.cmds[id] = ext->cmd.data;
392 qxl->guest_surfaces.count++;
393 if (qxl->guest_surfaces.max < qxl->guest_surfaces.count)
394 qxl->guest_surfaces.max = qxl->guest_surfaces.count;
395 }
396 if (cmd->type == QXL_SURFACE_CMD_DESTROY) {
397 qxl->guest_surfaces.cmds[id] = 0;
398 qxl->guest_surfaces.count--;
399 }
400 qemu_mutex_unlock(&qxl->track_lock);
401 break;
402 }
403 case QXL_CMD_CURSOR:
404 {
405 QXLCursorCmd *cmd = qxl_phys2virt(qxl, ext->cmd.data, ext->group_id);
406 if (cmd->type == QXL_CURSOR_SET) {
407 qemu_mutex_lock(&qxl->track_lock);
408 qxl->guest_cursor = ext->cmd.data;
409 qemu_mutex_unlock(&qxl->track_lock);
410 }
411 break;
412 }
413 }
414 }
415
416 /* spice display interface callbacks */
417
418 static void interface_attach_worker(QXLInstance *sin, QXLWorker *qxl_worker)
419 {
420 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl);
421
422 dprint(qxl, 1, "%s:\n", __FUNCTION__);
423 qxl->ssd.worker = qxl_worker;
424 }
425
426 static void interface_set_compression_level(QXLInstance *sin, int level)
427 {
428 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl);
429
430 dprint(qxl, 1, "%s: %d\n", __FUNCTION__, level);
431 qxl->shadow_rom.compression_level = cpu_to_le32(level);
432 qxl->rom->compression_level = cpu_to_le32(level);
433 qxl_rom_set_dirty(qxl);
434 }
435
436 static void interface_set_mm_time(QXLInstance *sin, uint32_t mm_time)
437 {
438 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl);
439
440 qxl->shadow_rom.mm_clock = cpu_to_le32(mm_time);
441 qxl->rom->mm_clock = cpu_to_le32(mm_time);
442 qxl_rom_set_dirty(qxl);
443 }
444
445 static void interface_get_init_info(QXLInstance *sin, QXLDevInitInfo *info)
446 {
447 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl);
448
449 dprint(qxl, 1, "%s:\n", __FUNCTION__);
450 info->memslot_gen_bits = MEMSLOT_GENERATION_BITS;
451 info->memslot_id_bits = MEMSLOT_SLOT_BITS;
452 info->num_memslots = NUM_MEMSLOTS;
453 info->num_memslots_groups = NUM_MEMSLOTS_GROUPS;
454 info->internal_groupslot_id = 0;
455 info->qxl_ram_size = le32_to_cpu(qxl->shadow_rom.num_pages) << TARGET_PAGE_BITS;
456 info->n_surfaces = NUM_SURFACES;
457 }
458
459 static const char *qxl_mode_to_string(int mode)
460 {
461 switch (mode) {
462 case QXL_MODE_COMPAT:
463 return "compat";
464 case QXL_MODE_NATIVE:
465 return "native";
466 case QXL_MODE_UNDEFINED:
467 return "undefined";
468 case QXL_MODE_VGA:
469 return "vga";
470 }
471 return "INVALID";
472 }
473
474 static const char *io_port_to_string(uint32_t io_port)
475 {
476 if (io_port >= QXL_IO_RANGE_SIZE) {
477 return "out of range";
478 }
479 static const char *io_port_to_string[QXL_IO_RANGE_SIZE + 1] = {
480 [QXL_IO_NOTIFY_CMD] = "QXL_IO_NOTIFY_CMD",
481 [QXL_IO_NOTIFY_CURSOR] = "QXL_IO_NOTIFY_CURSOR",
482 [QXL_IO_UPDATE_AREA] = "QXL_IO_UPDATE_AREA",
483 [QXL_IO_UPDATE_IRQ] = "QXL_IO_UPDATE_IRQ",
484 [QXL_IO_NOTIFY_OOM] = "QXL_IO_NOTIFY_OOM",
485 [QXL_IO_RESET] = "QXL_IO_RESET",
486 [QXL_IO_SET_MODE] = "QXL_IO_SET_MODE",
487 [QXL_IO_LOG] = "QXL_IO_LOG",
488 [QXL_IO_MEMSLOT_ADD] = "QXL_IO_MEMSLOT_ADD",
489 [QXL_IO_MEMSLOT_DEL] = "QXL_IO_MEMSLOT_DEL",
490 [QXL_IO_DETACH_PRIMARY] = "QXL_IO_DETACH_PRIMARY",
491 [QXL_IO_ATTACH_PRIMARY] = "QXL_IO_ATTACH_PRIMARY",
492 [QXL_IO_CREATE_PRIMARY] = "QXL_IO_CREATE_PRIMARY",
493 [QXL_IO_DESTROY_PRIMARY] = "QXL_IO_DESTROY_PRIMARY",
494 [QXL_IO_DESTROY_SURFACE_WAIT] = "QXL_IO_DESTROY_SURFACE_WAIT",
495 [QXL_IO_DESTROY_ALL_SURFACES] = "QXL_IO_DESTROY_ALL_SURFACES",
496 #if SPICE_INTERFACE_QXL_MINOR >= 1
497 [QXL_IO_UPDATE_AREA_ASYNC] = "QXL_IO_UPDATE_AREA_ASYNC",
498 [QXL_IO_MEMSLOT_ADD_ASYNC] = "QXL_IO_MEMSLOT_ADD_ASYNC",
499 [QXL_IO_CREATE_PRIMARY_ASYNC] = "QXL_IO_CREATE_PRIMARY_ASYNC",
500 [QXL_IO_DESTROY_PRIMARY_ASYNC] = "QXL_IO_DESTROY_PRIMARY_ASYNC",
501 [QXL_IO_DESTROY_SURFACE_ASYNC] = "QXL_IO_DESTROY_SURFACE_ASYNC",
502 [QXL_IO_DESTROY_ALL_SURFACES_ASYNC]
503 = "QXL_IO_DESTROY_ALL_SURFACES_ASYNC",
504 [QXL_IO_FLUSH_SURFACES_ASYNC] = "QXL_IO_FLUSH_SURFACES_ASYNC",
505 [QXL_IO_FLUSH_RELEASE] = "QXL_IO_FLUSH_RELEASE",
506 #endif
507 };
508 return io_port_to_string[io_port];
509 }
510
511 /* called from spice server thread context only */
512 static int interface_get_command(QXLInstance *sin, struct QXLCommandExt *ext)
513 {
514 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl);
515 SimpleSpiceUpdate *update;
516 QXLCommandRing *ring;
517 QXLCommand *cmd;
518 int notify, ret;
519
520 switch (qxl->mode) {
521 case QXL_MODE_VGA:
522 dprint(qxl, 2, "%s: vga\n", __FUNCTION__);
523 ret = false;
524 qemu_mutex_lock(&qxl->ssd.lock);
525 if (qxl->ssd.update != NULL) {
526 update = qxl->ssd.update;
527 qxl->ssd.update = NULL;
528 *ext = update->ext;
529 ret = true;
530 }
531 qemu_mutex_unlock(&qxl->ssd.lock);
532 if (ret) {
533 dprint(qxl, 2, "%s %s\n", __FUNCTION__, qxl_mode_to_string(qxl->mode));
534 qxl_log_command(qxl, "vga", ext);
535 }
536 return ret;
537 case QXL_MODE_COMPAT:
538 case QXL_MODE_NATIVE:
539 case QXL_MODE_UNDEFINED:
540 dprint(qxl, 4, "%s: %s\n", __FUNCTION__, qxl_mode_to_string(qxl->mode));
541 ring = &qxl->ram->cmd_ring;
542 if (SPICE_RING_IS_EMPTY(ring)) {
543 return false;
544 }
545 dprint(qxl, 2, "%s: %s\n", __FUNCTION__, qxl_mode_to_string(qxl->mode));
546 SPICE_RING_CONS_ITEM(ring, cmd);
547 ext->cmd = *cmd;
548 ext->group_id = MEMSLOT_GROUP_GUEST;
549 ext->flags = qxl->cmdflags;
550 SPICE_RING_POP(ring, notify);
551 qxl_ring_set_dirty(qxl);
552 if (notify) {
553 qxl_send_events(qxl, QXL_INTERRUPT_DISPLAY);
554 }
555 qxl->guest_primary.commands++;
556 qxl_track_command(qxl, ext);
557 qxl_log_command(qxl, "cmd", ext);
558 return true;
559 default:
560 return false;
561 }
562 }
563
564 /* called from spice server thread context only */
565 static int interface_req_cmd_notification(QXLInstance *sin)
566 {
567 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl);
568 int wait = 1;
569
570 switch (qxl->mode) {
571 case QXL_MODE_COMPAT:
572 case QXL_MODE_NATIVE:
573 case QXL_MODE_UNDEFINED:
574 SPICE_RING_CONS_WAIT(&qxl->ram->cmd_ring, wait);
575 qxl_ring_set_dirty(qxl);
576 break;
577 default:
578 /* nothing */
579 break;
580 }
581 return wait;
582 }
583
584 /* called from spice server thread context only */
585 static inline void qxl_push_free_res(PCIQXLDevice *d, int flush)
586 {
587 QXLReleaseRing *ring = &d->ram->release_ring;
588 uint64_t *item;
589 int notify;
590
591 #define QXL_FREE_BUNCH_SIZE 32
592
593 if (ring->prod - ring->cons + 1 == ring->num_items) {
594 /* ring full -- can't push */
595 return;
596 }
597 if (!flush && d->oom_running) {
598 /* collect everything from oom handler before pushing */
599 return;
600 }
601 if (!flush && d->num_free_res < QXL_FREE_BUNCH_SIZE) {
602 /* collect a bit more before pushing */
603 return;
604 }
605
606 SPICE_RING_PUSH(ring, notify);
607 dprint(d, 2, "free: push %d items, notify %s, ring %d/%d [%d,%d]\n",
608 d->num_free_res, notify ? "yes" : "no",
609 ring->prod - ring->cons, ring->num_items,
610 ring->prod, ring->cons);
611 if (notify) {
612 qxl_send_events(d, QXL_INTERRUPT_DISPLAY);
613 }
614 SPICE_RING_PROD_ITEM(ring, item);
615 *item = 0;
616 d->num_free_res = 0;
617 d->last_release = NULL;
618 qxl_ring_set_dirty(d);
619 }
620
621 /* called from spice server thread context only */
622 static void interface_release_resource(QXLInstance *sin,
623 struct QXLReleaseInfoExt ext)
624 {
625 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl);
626 QXLReleaseRing *ring;
627 uint64_t *item, id;
628
629 if (ext.group_id == MEMSLOT_GROUP_HOST) {
630 /* host group -> vga mode update request */
631 qemu_spice_destroy_update(&qxl->ssd, (void*)ext.info->id);
632 return;
633 }
634
635 /*
636 * ext->info points into guest-visible memory
637 * pci bar 0, $command.release_info
638 */
639 ring = &qxl->ram->release_ring;
640 SPICE_RING_PROD_ITEM(ring, item);
641 if (*item == 0) {
642 /* stick head into the ring */
643 id = ext.info->id;
644 ext.info->next = 0;
645 qxl_ram_set_dirty(qxl, &ext.info->next);
646 *item = id;
647 qxl_ring_set_dirty(qxl);
648 } else {
649 /* append item to the list */
650 qxl->last_release->next = ext.info->id;
651 qxl_ram_set_dirty(qxl, &qxl->last_release->next);
652 ext.info->next = 0;
653 qxl_ram_set_dirty(qxl, &ext.info->next);
654 }
655 qxl->last_release = ext.info;
656 qxl->num_free_res++;
657 dprint(qxl, 3, "%4d\r", qxl->num_free_res);
658 qxl_push_free_res(qxl, 0);
659 }
660
661 /* called from spice server thread context only */
662 static int interface_get_cursor_command(QXLInstance *sin, struct QXLCommandExt *ext)
663 {
664 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl);
665 QXLCursorRing *ring;
666 QXLCommand *cmd;
667 int notify;
668
669 switch (qxl->mode) {
670 case QXL_MODE_COMPAT:
671 case QXL_MODE_NATIVE:
672 case QXL_MODE_UNDEFINED:
673 ring = &qxl->ram->cursor_ring;
674 if (SPICE_RING_IS_EMPTY(ring)) {
675 return false;
676 }
677 SPICE_RING_CONS_ITEM(ring, cmd);
678 ext->cmd = *cmd;
679 ext->group_id = MEMSLOT_GROUP_GUEST;
680 ext->flags = qxl->cmdflags;
681 SPICE_RING_POP(ring, notify);
682 qxl_ring_set_dirty(qxl);
683 if (notify) {
684 qxl_send_events(qxl, QXL_INTERRUPT_CURSOR);
685 }
686 qxl->guest_primary.commands++;
687 qxl_track_command(qxl, ext);
688 qxl_log_command(qxl, "csr", ext);
689 if (qxl->id == 0) {
690 qxl_render_cursor(qxl, ext);
691 }
692 return true;
693 default:
694 return false;
695 }
696 }
697
698 /* called from spice server thread context only */
699 static int interface_req_cursor_notification(QXLInstance *sin)
700 {
701 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl);
702 int wait = 1;
703
704 switch (qxl->mode) {
705 case QXL_MODE_COMPAT:
706 case QXL_MODE_NATIVE:
707 case QXL_MODE_UNDEFINED:
708 SPICE_RING_CONS_WAIT(&qxl->ram->cursor_ring, wait);
709 qxl_ring_set_dirty(qxl);
710 break;
711 default:
712 /* nothing */
713 break;
714 }
715 return wait;
716 }
717
718 /* called from spice server thread context */
719 static void interface_notify_update(QXLInstance *sin, uint32_t update_id)
720 {
721 fprintf(stderr, "%s: abort()\n", __FUNCTION__);
722 abort();
723 }
724
725 /* called from spice server thread context only */
726 static int interface_flush_resources(QXLInstance *sin)
727 {
728 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl);
729 int ret;
730
731 dprint(qxl, 1, "free: guest flush (have %d)\n", qxl->num_free_res);
732 ret = qxl->num_free_res;
733 if (ret) {
734 qxl_push_free_res(qxl, 1);
735 }
736 return ret;
737 }
738
739 static void qxl_create_guest_primary_complete(PCIQXLDevice *d);
740
741 #if SPICE_INTERFACE_QXL_MINOR >= 1
742
743 /* called from spice server thread context only */
744 static void interface_async_complete(QXLInstance *sin, uint64_t cookie)
745 {
746 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl);
747 uint32_t current_async;
748
749 qemu_mutex_lock(&qxl->async_lock);
750 current_async = qxl->current_async;
751 qxl->current_async = QXL_UNDEFINED_IO;
752 qemu_mutex_unlock(&qxl->async_lock);
753
754 dprint(qxl, 2, "async_complete: %d (%ld) done\n", current_async, cookie);
755 switch (current_async) {
756 case QXL_IO_CREATE_PRIMARY_ASYNC:
757 qxl_create_guest_primary_complete(qxl);
758 break;
759 case QXL_IO_DESTROY_ALL_SURFACES_ASYNC:
760 qxl_spice_destroy_surfaces_complete(qxl);
761 break;
762 case QXL_IO_DESTROY_SURFACE_ASYNC:
763 qxl_spice_destroy_surface_wait_complete(qxl, (uint32_t)cookie);
764 break;
765 }
766 qxl_send_events(qxl, QXL_INTERRUPT_IO_CMD);
767 }
768
769 #endif
770
771 static const QXLInterface qxl_interface = {
772 .base.type = SPICE_INTERFACE_QXL,
773 .base.description = "qxl gpu",
774 .base.major_version = SPICE_INTERFACE_QXL_MAJOR,
775 .base.minor_version = SPICE_INTERFACE_QXL_MINOR,
776
777 .attache_worker = interface_attach_worker,
778 .set_compression_level = interface_set_compression_level,
779 .set_mm_time = interface_set_mm_time,
780 .get_init_info = interface_get_init_info,
781
782 /* the callbacks below are called from spice server thread context */
783 .get_command = interface_get_command,
784 .req_cmd_notification = interface_req_cmd_notification,
785 .release_resource = interface_release_resource,
786 .get_cursor_command = interface_get_cursor_command,
787 .req_cursor_notification = interface_req_cursor_notification,
788 .notify_update = interface_notify_update,
789 .flush_resources = interface_flush_resources,
790 #if SPICE_INTERFACE_QXL_MINOR >= 1
791 .async_complete = interface_async_complete,
792 #endif
793 };
794
795 static void qxl_enter_vga_mode(PCIQXLDevice *d)
796 {
797 if (d->mode == QXL_MODE_VGA) {
798 return;
799 }
800 dprint(d, 1, "%s\n", __FUNCTION__);
801 qemu_spice_create_host_primary(&d->ssd);
802 d->mode = QXL_MODE_VGA;
803 memset(&d->ssd.dirty, 0, sizeof(d->ssd.dirty));
804 }
805
806 static void qxl_exit_vga_mode(PCIQXLDevice *d)
807 {
808 if (d->mode != QXL_MODE_VGA) {
809 return;
810 }
811 dprint(d, 1, "%s\n", __FUNCTION__);
812 qxl_destroy_primary(d, QXL_SYNC);
813 }
814
815 static void qxl_update_irq(PCIQXLDevice *d)
816 {
817 uint32_t pending = le32_to_cpu(d->ram->int_pending);
818 uint32_t mask = le32_to_cpu(d->ram->int_mask);
819 int level = !!(pending & mask);
820 qemu_set_irq(d->pci.irq[0], level);
821 qxl_ring_set_dirty(d);
822 }
823
824 static void qxl_check_state(PCIQXLDevice *d)
825 {
826 QXLRam *ram = d->ram;
827
828 assert(!d->ssd.running || SPICE_RING_IS_EMPTY(&ram->cmd_ring));
829 assert(!d->ssd.running || SPICE_RING_IS_EMPTY(&ram->cursor_ring));
830 }
831
832 static void qxl_reset_state(PCIQXLDevice *d)
833 {
834 QXLRom *rom = d->rom;
835
836 qxl_check_state(d);
837 d->shadow_rom.update_id = cpu_to_le32(0);
838 *rom = d->shadow_rom;
839 qxl_rom_set_dirty(d);
840 init_qxl_ram(d);
841 d->num_free_res = 0;
842 d->last_release = NULL;
843 memset(&d->ssd.dirty, 0, sizeof(d->ssd.dirty));
844 }
845
846 static void qxl_soft_reset(PCIQXLDevice *d)
847 {
848 dprint(d, 1, "%s:\n", __FUNCTION__);
849 qxl_check_state(d);
850
851 if (d->id == 0) {
852 qxl_enter_vga_mode(d);
853 } else {
854 d->mode = QXL_MODE_UNDEFINED;
855 }
856 }
857
858 static void qxl_hard_reset(PCIQXLDevice *d, int loadvm)
859 {
860 dprint(d, 1, "%s: start%s\n", __FUNCTION__,
861 loadvm ? " (loadvm)" : "");
862
863 qxl_spice_reset_cursor(d);
864 qxl_spice_reset_image_cache(d);
865 qxl_reset_surfaces(d);
866 qxl_reset_memslots(d);
867
868 /* pre loadvm reset must not touch QXLRam. This lives in
869 * device memory, is migrated together with RAM and thus
870 * already loaded at this point */
871 if (!loadvm) {
872 qxl_reset_state(d);
873 }
874 qemu_spice_create_host_memslot(&d->ssd);
875 qxl_soft_reset(d);
876
877 dprint(d, 1, "%s: done\n", __FUNCTION__);
878 }
879
880 static void qxl_reset_handler(DeviceState *dev)
881 {
882 PCIQXLDevice *d = DO_UPCAST(PCIQXLDevice, pci.qdev, dev);
883 qxl_hard_reset(d, 0);
884 }
885
886 static void qxl_vga_ioport_write(void *opaque, uint32_t addr, uint32_t val)
887 {
888 VGACommonState *vga = opaque;
889 PCIQXLDevice *qxl = container_of(vga, PCIQXLDevice, vga);
890
891 if (qxl->mode != QXL_MODE_VGA) {
892 dprint(qxl, 1, "%s\n", __FUNCTION__);
893 qxl_destroy_primary(qxl, QXL_SYNC);
894 qxl_soft_reset(qxl);
895 }
896 vga_ioport_write(opaque, addr, val);
897 }
898
899 static void qxl_add_memslot(PCIQXLDevice *d, uint32_t slot_id, uint64_t delta,
900 qxl_async_io async)
901 {
902 static const int regions[] = {
903 QXL_RAM_RANGE_INDEX,
904 QXL_VRAM_RANGE_INDEX,
905 };
906 uint64_t guest_start;
907 uint64_t guest_end;
908 int pci_region;
909 pcibus_t pci_start;
910 pcibus_t pci_end;
911 intptr_t virt_start;
912 QXLDevMemSlot memslot;
913 int i;
914
915 guest_start = le64_to_cpu(d->guest_slots[slot_id].slot.mem_start);
916 guest_end = le64_to_cpu(d->guest_slots[slot_id].slot.mem_end);
917
918 dprint(d, 1, "%s: slot %d: guest phys 0x%" PRIx64 " - 0x%" PRIx64 "\n",
919 __FUNCTION__, slot_id,
920 guest_start, guest_end);
921
922 PANIC_ON(slot_id >= NUM_MEMSLOTS);
923 PANIC_ON(guest_start > guest_end);
924
925 for (i = 0; i < ARRAY_SIZE(regions); i++) {
926 pci_region = regions[i];
927 pci_start = d->pci.io_regions[pci_region].addr;
928 pci_end = pci_start + d->pci.io_regions[pci_region].size;
929 /* mapped? */
930 if (pci_start == -1) {
931 continue;
932 }
933 /* start address in range ? */
934 if (guest_start < pci_start || guest_start > pci_end) {
935 continue;
936 }
937 /* end address in range ? */
938 if (guest_end > pci_end) {
939 continue;
940 }
941 /* passed */
942 break;
943 }
944 PANIC_ON(i == ARRAY_SIZE(regions)); /* finished loop without match */
945
946 switch (pci_region) {
947 case QXL_RAM_RANGE_INDEX:
948 virt_start = (intptr_t)memory_region_get_ram_ptr(&d->vga.vram);
949 break;
950 case QXL_VRAM_RANGE_INDEX:
951 virt_start = (intptr_t)memory_region_get_ram_ptr(&d->vram_bar);
952 break;
953 default:
954 /* should not happen */
955 abort();
956 }
957
958 memslot.slot_id = slot_id;
959 memslot.slot_group_id = MEMSLOT_GROUP_GUEST; /* guest group */
960 memslot.virt_start = virt_start + (guest_start - pci_start);
961 memslot.virt_end = virt_start + (guest_end - pci_start);
962 memslot.addr_delta = memslot.virt_start - delta;
963 memslot.generation = d->rom->slot_generation = 0;
964 qxl_rom_set_dirty(d);
965
966 dprint(d, 1, "%s: slot %d: host virt 0x%lx - 0x%lx\n",
967 __FUNCTION__, memslot.slot_id,
968 memslot.virt_start, memslot.virt_end);
969
970 qemu_spice_add_memslot(&d->ssd, &memslot, async);
971 d->guest_slots[slot_id].ptr = (void*)memslot.virt_start;
972 d->guest_slots[slot_id].size = memslot.virt_end - memslot.virt_start;
973 d->guest_slots[slot_id].delta = delta;
974 d->guest_slots[slot_id].active = 1;
975 }
976
977 static void qxl_del_memslot(PCIQXLDevice *d, uint32_t slot_id)
978 {
979 dprint(d, 1, "%s: slot %d\n", __FUNCTION__, slot_id);
980 qemu_spice_del_memslot(&d->ssd, MEMSLOT_GROUP_HOST, slot_id);
981 d->guest_slots[slot_id].active = 0;
982 }
983
984 static void qxl_reset_memslots(PCIQXLDevice *d)
985 {
986 dprint(d, 1, "%s:\n", __FUNCTION__);
987 qxl_spice_reset_memslots(d);
988 memset(&d->guest_slots, 0, sizeof(d->guest_slots));
989 }
990
991 static void qxl_reset_surfaces(PCIQXLDevice *d)
992 {
993 dprint(d, 1, "%s:\n", __FUNCTION__);
994 d->mode = QXL_MODE_UNDEFINED;
995 qxl_spice_destroy_surfaces(d, QXL_SYNC);
996 }
997
998 /* called from spice server thread context only */
999 void *qxl_phys2virt(PCIQXLDevice *qxl, QXLPHYSICAL pqxl, int group_id)
1000 {
1001 uint64_t phys = le64_to_cpu(pqxl);
1002 uint32_t slot = (phys >> (64 - 8)) & 0xff;
1003 uint64_t offset = phys & 0xffffffffffff;
1004
1005 switch (group_id) {
1006 case MEMSLOT_GROUP_HOST:
1007 return (void*)offset;
1008 case MEMSLOT_GROUP_GUEST:
1009 PANIC_ON(slot > NUM_MEMSLOTS);
1010 PANIC_ON(!qxl->guest_slots[slot].active);
1011 PANIC_ON(offset < qxl->guest_slots[slot].delta);
1012 offset -= qxl->guest_slots[slot].delta;
1013 PANIC_ON(offset > qxl->guest_slots[slot].size)
1014 return qxl->guest_slots[slot].ptr + offset;
1015 default:
1016 PANIC_ON(1);
1017 }
1018 }
1019
1020 static void qxl_create_guest_primary_complete(PCIQXLDevice *qxl)
1021 {
1022 /* for local rendering */
1023 qxl_render_resize(qxl);
1024 }
1025
1026 static void qxl_create_guest_primary(PCIQXLDevice *qxl, int loadvm,
1027 qxl_async_io async)
1028 {
1029 QXLDevSurfaceCreate surface;
1030 QXLSurfaceCreate *sc = &qxl->guest_primary.surface;
1031
1032 assert(qxl->mode != QXL_MODE_NATIVE);
1033 qxl_exit_vga_mode(qxl);
1034
1035 dprint(qxl, 1, "%s: %dx%d\n", __FUNCTION__,
1036 le32_to_cpu(sc->width), le32_to_cpu(sc->height));
1037
1038 surface.format = le32_to_cpu(sc->format);
1039 surface.height = le32_to_cpu(sc->height);
1040 surface.mem = le64_to_cpu(sc->mem);
1041 surface.position = le32_to_cpu(sc->position);
1042 surface.stride = le32_to_cpu(sc->stride);
1043 surface.width = le32_to_cpu(sc->width);
1044 surface.type = le32_to_cpu(sc->type);
1045 surface.flags = le32_to_cpu(sc->flags);
1046
1047 surface.mouse_mode = true;
1048 surface.group_id = MEMSLOT_GROUP_GUEST;
1049 if (loadvm) {
1050 surface.flags |= QXL_SURF_FLAG_KEEP_DATA;
1051 }
1052
1053 qxl->mode = QXL_MODE_NATIVE;
1054 qxl->cmdflags = 0;
1055 qemu_spice_create_primary_surface(&qxl->ssd, 0, &surface, async);
1056
1057 if (async == QXL_SYNC) {
1058 qxl_create_guest_primary_complete(qxl);
1059 }
1060 }
1061
1062 /* return 1 if surface destoy was initiated (in QXL_ASYNC case) or
1063 * done (in QXL_SYNC case), 0 otherwise. */
1064 static int qxl_destroy_primary(PCIQXLDevice *d, qxl_async_io async)
1065 {
1066 if (d->mode == QXL_MODE_UNDEFINED) {
1067 return 0;
1068 }
1069
1070 dprint(d, 1, "%s\n", __FUNCTION__);
1071
1072 d->mode = QXL_MODE_UNDEFINED;
1073 qemu_spice_destroy_primary_surface(&d->ssd, 0, async);
1074 qxl_spice_reset_cursor(d);
1075 return 1;
1076 }
1077
1078 static void qxl_set_mode(PCIQXLDevice *d, int modenr, int loadvm)
1079 {
1080 pcibus_t start = d->pci.io_regions[QXL_RAM_RANGE_INDEX].addr;
1081 pcibus_t end = d->pci.io_regions[QXL_RAM_RANGE_INDEX].size + start;
1082 QXLMode *mode = d->modes->modes + modenr;
1083 uint64_t devmem = d->pci.io_regions[QXL_RAM_RANGE_INDEX].addr;
1084 QXLMemSlot slot = {
1085 .mem_start = start,
1086 .mem_end = end
1087 };
1088 QXLSurfaceCreate surface = {
1089 .width = mode->x_res,
1090 .height = mode->y_res,
1091 .stride = -mode->x_res * 4,
1092 .format = SPICE_SURFACE_FMT_32_xRGB,
1093 .flags = loadvm ? QXL_SURF_FLAG_KEEP_DATA : 0,
1094 .mouse_mode = true,
1095 .mem = devmem + d->shadow_rom.draw_area_offset,
1096 };
1097
1098 dprint(d, 1, "%s: mode %d [ %d x %d @ %d bpp devmem 0x%" PRIx64 " ]\n",
1099 __func__, modenr, mode->x_res, mode->y_res, mode->bits, devmem);
1100 if (!loadvm) {
1101 qxl_hard_reset(d, 0);
1102 }
1103
1104 d->guest_slots[0].slot = slot;
1105 qxl_add_memslot(d, 0, devmem, QXL_SYNC);
1106
1107 d->guest_primary.surface = surface;
1108 qxl_create_guest_primary(d, 0, QXL_SYNC);
1109
1110 d->mode = QXL_MODE_COMPAT;
1111 d->cmdflags = QXL_COMMAND_FLAG_COMPAT;
1112 #ifdef QXL_COMMAND_FLAG_COMPAT_16BPP /* new in spice 0.6.1 */
1113 if (mode->bits == 16) {
1114 d->cmdflags |= QXL_COMMAND_FLAG_COMPAT_16BPP;
1115 }
1116 #endif
1117 d->shadow_rom.mode = cpu_to_le32(modenr);
1118 d->rom->mode = cpu_to_le32(modenr);
1119 qxl_rom_set_dirty(d);
1120 }
1121
1122 static void ioport_write(void *opaque, target_phys_addr_t addr,
1123 uint64_t val, unsigned size)
1124 {
1125 PCIQXLDevice *d = opaque;
1126 uint32_t io_port = addr;
1127 qxl_async_io async = QXL_SYNC;
1128 #if SPICE_INTERFACE_QXL_MINOR >= 1
1129 uint32_t orig_io_port = io_port;
1130 #endif
1131
1132 switch (io_port) {
1133 case QXL_IO_RESET:
1134 case QXL_IO_SET_MODE:
1135 case QXL_IO_MEMSLOT_ADD:
1136 case QXL_IO_MEMSLOT_DEL:
1137 case QXL_IO_CREATE_PRIMARY:
1138 case QXL_IO_UPDATE_IRQ:
1139 case QXL_IO_LOG:
1140 #if SPICE_INTERFACE_QXL_MINOR >= 1
1141 case QXL_IO_MEMSLOT_ADD_ASYNC:
1142 case QXL_IO_CREATE_PRIMARY_ASYNC:
1143 #endif
1144 break;
1145 default:
1146 if (d->mode != QXL_MODE_VGA) {
1147 break;
1148 }
1149 dprint(d, 1, "%s: unexpected port 0x%x (%s) in vga mode\n",
1150 __func__, io_port, io_port_to_string(io_port));
1151 #if SPICE_INTERFACE_QXL_MINOR >= 1
1152 /* be nice to buggy guest drivers */
1153 if (io_port >= QXL_IO_UPDATE_AREA_ASYNC &&
1154 io_port <= QXL_IO_DESTROY_ALL_SURFACES_ASYNC) {
1155 qxl_send_events(d, QXL_INTERRUPT_IO_CMD);
1156 }
1157 #endif
1158 return;
1159 }
1160
1161 #if SPICE_INTERFACE_QXL_MINOR >= 1
1162 /* we change the io_port to avoid ifdeffery in the main switch */
1163 orig_io_port = io_port;
1164 switch (io_port) {
1165 case QXL_IO_UPDATE_AREA_ASYNC:
1166 io_port = QXL_IO_UPDATE_AREA;
1167 goto async_common;
1168 case QXL_IO_MEMSLOT_ADD_ASYNC:
1169 io_port = QXL_IO_MEMSLOT_ADD;
1170 goto async_common;
1171 case QXL_IO_CREATE_PRIMARY_ASYNC:
1172 io_port = QXL_IO_CREATE_PRIMARY;
1173 goto async_common;
1174 case QXL_IO_DESTROY_PRIMARY_ASYNC:
1175 io_port = QXL_IO_DESTROY_PRIMARY;
1176 goto async_common;
1177 case QXL_IO_DESTROY_SURFACE_ASYNC:
1178 io_port = QXL_IO_DESTROY_SURFACE_WAIT;
1179 goto async_common;
1180 case QXL_IO_DESTROY_ALL_SURFACES_ASYNC:
1181 io_port = QXL_IO_DESTROY_ALL_SURFACES;
1182 goto async_common;
1183 case QXL_IO_FLUSH_SURFACES_ASYNC:
1184 async_common:
1185 async = QXL_ASYNC;
1186 qemu_mutex_lock(&d->async_lock);
1187 if (d->current_async != QXL_UNDEFINED_IO) {
1188 qxl_guest_bug(d, "%d async started before last (%d) complete",
1189 io_port, d->current_async);
1190 qemu_mutex_unlock(&d->async_lock);
1191 return;
1192 }
1193 d->current_async = orig_io_port;
1194 qemu_mutex_unlock(&d->async_lock);
1195 dprint(d, 2, "start async %d (%"PRId64")\n", io_port, val);
1196 break;
1197 default:
1198 break;
1199 }
1200 #endif
1201
1202 switch (io_port) {
1203 case QXL_IO_UPDATE_AREA:
1204 {
1205 QXLRect update = d->ram->update_area;
1206 qxl_spice_update_area(d, d->ram->update_surface,
1207 &update, NULL, 0, 0, async);
1208 break;
1209 }
1210 case QXL_IO_NOTIFY_CMD:
1211 qemu_spice_wakeup(&d->ssd);
1212 break;
1213 case QXL_IO_NOTIFY_CURSOR:
1214 qemu_spice_wakeup(&d->ssd);
1215 break;
1216 case QXL_IO_UPDATE_IRQ:
1217 qxl_update_irq(d);
1218 break;
1219 case QXL_IO_NOTIFY_OOM:
1220 if (!SPICE_RING_IS_EMPTY(&d->ram->release_ring)) {
1221 break;
1222 }
1223 d->oom_running = 1;
1224 qxl_spice_oom(d);
1225 d->oom_running = 0;
1226 break;
1227 case QXL_IO_SET_MODE:
1228 dprint(d, 1, "QXL_SET_MODE %d\n", (int)val);
1229 qxl_set_mode(d, val, 0);
1230 break;
1231 case QXL_IO_LOG:
1232 if (d->guestdebug) {
1233 fprintf(stderr, "qxl/guest-%d: %" PRId64 ": %s", d->id,
1234 qemu_get_clock_ns(vm_clock), d->ram->log_buf);
1235 }
1236 break;
1237 case QXL_IO_RESET:
1238 dprint(d, 1, "QXL_IO_RESET\n");
1239 qxl_hard_reset(d, 0);
1240 break;
1241 case QXL_IO_MEMSLOT_ADD:
1242 if (val >= NUM_MEMSLOTS) {
1243 qxl_guest_bug(d, "QXL_IO_MEMSLOT_ADD: val out of range");
1244 break;
1245 }
1246 if (d->guest_slots[val].active) {
1247 qxl_guest_bug(d, "QXL_IO_MEMSLOT_ADD: memory slot already active");
1248 break;
1249 }
1250 d->guest_slots[val].slot = d->ram->mem_slot;
1251 qxl_add_memslot(d, val, 0, async);
1252 break;
1253 case QXL_IO_MEMSLOT_DEL:
1254 if (val >= NUM_MEMSLOTS) {
1255 qxl_guest_bug(d, "QXL_IO_MEMSLOT_DEL: val out of range");
1256 break;
1257 }
1258 qxl_del_memslot(d, val);
1259 break;
1260 case QXL_IO_CREATE_PRIMARY:
1261 if (val != 0) {
1262 qxl_guest_bug(d, "QXL_IO_CREATE_PRIMARY (async=%d): val != 0",
1263 async);
1264 goto cancel_async;
1265 }
1266 dprint(d, 1, "QXL_IO_CREATE_PRIMARY async=%d\n", async);
1267 d->guest_primary.surface = d->ram->create_surface;
1268 qxl_create_guest_primary(d, 0, async);
1269 break;
1270 case QXL_IO_DESTROY_PRIMARY:
1271 if (val != 0) {
1272 qxl_guest_bug(d, "QXL_IO_DESTROY_PRIMARY (async=%d): val != 0",
1273 async);
1274 goto cancel_async;
1275 }
1276 dprint(d, 1, "QXL_IO_DESTROY_PRIMARY (async=%d) (%s)\n", async,
1277 qxl_mode_to_string(d->mode));
1278 if (!qxl_destroy_primary(d, async)) {
1279 dprint(d, 1, "QXL_IO_DESTROY_PRIMARY_ASYNC in %s, ignored\n",
1280 qxl_mode_to_string(d->mode));
1281 goto cancel_async;
1282 }
1283 break;
1284 case QXL_IO_DESTROY_SURFACE_WAIT:
1285 if (val >= NUM_SURFACES) {
1286 qxl_guest_bug(d, "QXL_IO_DESTROY_SURFACE (async=%d):"
1287 "%d >= NUM_SURFACES", async, val);
1288 goto cancel_async;
1289 }
1290 qxl_spice_destroy_surface_wait(d, val, async);
1291 break;
1292 #if SPICE_INTERFACE_QXL_MINOR >= 1
1293 case QXL_IO_FLUSH_RELEASE: {
1294 QXLReleaseRing *ring = &d->ram->release_ring;
1295 if (ring->prod - ring->cons + 1 == ring->num_items) {
1296 fprintf(stderr,
1297 "ERROR: no flush, full release ring [p%d,%dc]\n",
1298 ring->prod, ring->cons);
1299 }
1300 qxl_push_free_res(d, 1 /* flush */);
1301 dprint(d, 1, "QXL_IO_FLUSH_RELEASE exit (%s, s#=%d, res#=%d,%p)\n",
1302 qxl_mode_to_string(d->mode), d->guest_surfaces.count,
1303 d->num_free_res, d->last_release);
1304 break;
1305 }
1306 case QXL_IO_FLUSH_SURFACES_ASYNC:
1307 dprint(d, 1, "QXL_IO_FLUSH_SURFACES_ASYNC"
1308 " (%"PRId64") (%s, s#=%d, res#=%d)\n",
1309 val, qxl_mode_to_string(d->mode), d->guest_surfaces.count,
1310 d->num_free_res);
1311 qxl_spice_flush_surfaces_async(d);
1312 break;
1313 #endif
1314 case QXL_IO_DESTROY_ALL_SURFACES:
1315 d->mode = QXL_MODE_UNDEFINED;
1316 qxl_spice_destroy_surfaces(d, async);
1317 break;
1318 default:
1319 fprintf(stderr, "%s: ioport=0x%x, abort()\n", __FUNCTION__, io_port);
1320 abort();
1321 }
1322 return;
1323 cancel_async:
1324 #if SPICE_INTERFACE_QXL_MINOR >= 1
1325 if (async) {
1326 qxl_send_events(d, QXL_INTERRUPT_IO_CMD);
1327 qemu_mutex_lock(&d->async_lock);
1328 d->current_async = QXL_UNDEFINED_IO;
1329 qemu_mutex_unlock(&d->async_lock);
1330 }
1331 #else
1332 return;
1333 #endif
1334 }
1335
1336 static uint64_t ioport_read(void *opaque, target_phys_addr_t addr,
1337 unsigned size)
1338 {
1339 PCIQXLDevice *d = opaque;
1340
1341 dprint(d, 1, "%s: unexpected\n", __FUNCTION__);
1342 return 0xff;
1343 }
1344
1345 static const MemoryRegionOps qxl_io_ops = {
1346 .read = ioport_read,
1347 .write = ioport_write,
1348 .valid = {
1349 .min_access_size = 1,
1350 .max_access_size = 1,
1351 },
1352 };
1353
1354 static void pipe_read(void *opaque)
1355 {
1356 PCIQXLDevice *d = opaque;
1357 char dummy;
1358 int len;
1359
1360 do {
1361 len = read(d->pipe[0], &dummy, sizeof(dummy));
1362 } while (len == sizeof(dummy));
1363 qxl_update_irq(d);
1364 }
1365
1366 static void qxl_send_events(PCIQXLDevice *d, uint32_t events)
1367 {
1368 uint32_t old_pending;
1369 uint32_t le_events = cpu_to_le32(events);
1370
1371 assert(d->ssd.running);
1372 old_pending = __sync_fetch_and_or(&d->ram->int_pending, le_events);
1373 if ((old_pending & le_events) == le_events) {
1374 return;
1375 }
1376 if (qemu_thread_is_self(&d->main)) {
1377 qxl_update_irq(d);
1378 } else {
1379 if (write(d->pipe[1], d, 1) != 1) {
1380 dprint(d, 1, "%s: write to pipe failed\n", __FUNCTION__);
1381 }
1382 }
1383 }
1384
1385 static void init_pipe_signaling(PCIQXLDevice *d)
1386 {
1387 if (pipe(d->pipe) < 0) {
1388 dprint(d, 1, "%s: pipe creation failed\n", __FUNCTION__);
1389 return;
1390 }
1391 fcntl(d->pipe[0], F_SETFL, O_NONBLOCK);
1392 fcntl(d->pipe[1], F_SETFL, O_NONBLOCK);
1393 fcntl(d->pipe[0], F_SETOWN, getpid());
1394
1395 qemu_thread_get_self(&d->main);
1396 qemu_set_fd_handler(d->pipe[0], pipe_read, NULL, d);
1397 }
1398
1399 /* graphics console */
1400
1401 static void qxl_hw_update(void *opaque)
1402 {
1403 PCIQXLDevice *qxl = opaque;
1404 VGACommonState *vga = &qxl->vga;
1405
1406 switch (qxl->mode) {
1407 case QXL_MODE_VGA:
1408 vga->update(vga);
1409 break;
1410 case QXL_MODE_COMPAT:
1411 case QXL_MODE_NATIVE:
1412 qxl_render_update(qxl);
1413 break;
1414 default:
1415 break;
1416 }
1417 }
1418
1419 static void qxl_hw_invalidate(void *opaque)
1420 {
1421 PCIQXLDevice *qxl = opaque;
1422 VGACommonState *vga = &qxl->vga;
1423
1424 vga->invalidate(vga);
1425 }
1426
1427 static void qxl_hw_screen_dump(void *opaque, const char *filename)
1428 {
1429 PCIQXLDevice *qxl = opaque;
1430 VGACommonState *vga = &qxl->vga;
1431
1432 switch (qxl->mode) {
1433 case QXL_MODE_COMPAT:
1434 case QXL_MODE_NATIVE:
1435 qxl_render_update(qxl);
1436 ppm_save(filename, qxl->ssd.ds->surface);
1437 break;
1438 case QXL_MODE_VGA:
1439 vga->screen_dump(vga, filename);
1440 break;
1441 default:
1442 break;
1443 }
1444 }
1445
1446 static void qxl_hw_text_update(void *opaque, console_ch_t *chardata)
1447 {
1448 PCIQXLDevice *qxl = opaque;
1449 VGACommonState *vga = &qxl->vga;
1450
1451 if (qxl->mode == QXL_MODE_VGA) {
1452 vga->text_update(vga, chardata);
1453 return;
1454 }
1455 }
1456
1457 static void qxl_vm_change_state_handler(void *opaque, int running,
1458 RunState state)
1459 {
1460 PCIQXLDevice *qxl = opaque;
1461 qemu_spice_vm_change_state_handler(&qxl->ssd, running, state);
1462
1463 if (running) {
1464 /*
1465 * if qxl_send_events was called from spice server context before
1466 * migration ended, qxl_update_irq for these events might not have been
1467 * called
1468 */
1469 qxl_update_irq(qxl);
1470 } else if (qxl->mode == QXL_MODE_NATIVE) {
1471 /* dirty all vram (which holds surfaces) and devram (primary surface)
1472 * to make sure they are saved */
1473 /* FIXME #1: should go out during "live" stage */
1474 /* FIXME #2: we only need to save the areas which are actually used */
1475 qxl_set_dirty(&qxl->vram_bar, 0, qxl->vram_size);
1476 qxl_set_dirty(&qxl->vga.vram, qxl->shadow_rom.draw_area_offset,
1477 qxl->shadow_rom.surface0_area_size);
1478 }
1479 }
1480
1481 /* display change listener */
1482
1483 static void display_update(struct DisplayState *ds, int x, int y, int w, int h)
1484 {
1485 if (qxl0->mode == QXL_MODE_VGA) {
1486 qemu_spice_display_update(&qxl0->ssd, x, y, w, h);
1487 }
1488 }
1489
1490 static void display_resize(struct DisplayState *ds)
1491 {
1492 if (qxl0->mode == QXL_MODE_VGA) {
1493 qemu_spice_display_resize(&qxl0->ssd);
1494 }
1495 }
1496
1497 static void display_refresh(struct DisplayState *ds)
1498 {
1499 if (qxl0->mode == QXL_MODE_VGA) {
1500 qemu_spice_display_refresh(&qxl0->ssd);
1501 }
1502 }
1503
1504 static DisplayChangeListener display_listener = {
1505 .dpy_update = display_update,
1506 .dpy_resize = display_resize,
1507 .dpy_refresh = display_refresh,
1508 };
1509
1510 static int qxl_init_common(PCIQXLDevice *qxl)
1511 {
1512 uint8_t* config = qxl->pci.config;
1513 uint32_t pci_device_rev;
1514 uint32_t io_size;
1515
1516 qxl->mode = QXL_MODE_UNDEFINED;
1517 qxl->generation = 1;
1518 qxl->num_memslots = NUM_MEMSLOTS;
1519 qxl->num_surfaces = NUM_SURFACES;
1520 qemu_mutex_init(&qxl->track_lock);
1521 qemu_mutex_init(&qxl->async_lock);
1522 qxl->current_async = QXL_UNDEFINED_IO;
1523
1524 switch (qxl->revision) {
1525 case 1: /* spice 0.4 -- qxl-1 */
1526 pci_device_rev = QXL_REVISION_STABLE_V04;
1527 break;
1528 case 2: /* spice 0.6 -- qxl-2 */
1529 pci_device_rev = QXL_REVISION_STABLE_V06;
1530 break;
1531 #if SPICE_INTERFACE_QXL_MINOR >= 1
1532 case 3: /* qxl-3 */
1533 #endif
1534 default:
1535 pci_device_rev = QXL_DEFAULT_REVISION;
1536 break;
1537 }
1538
1539 pci_set_byte(&config[PCI_REVISION_ID], pci_device_rev);
1540 pci_set_byte(&config[PCI_INTERRUPT_PIN], 1);
1541
1542 qxl->rom_size = qxl_rom_size();
1543 memory_region_init_ram(&qxl->rom_bar, &qxl->pci.qdev, "qxl.vrom",
1544 qxl->rom_size);
1545 init_qxl_rom(qxl);
1546 init_qxl_ram(qxl);
1547
1548 if (qxl->vram_size < 16 * 1024 * 1024) {
1549 qxl->vram_size = 16 * 1024 * 1024;
1550 }
1551 if (qxl->revision == 1) {
1552 qxl->vram_size = 4096;
1553 }
1554 qxl->vram_size = msb_mask(qxl->vram_size * 2 - 1);
1555 memory_region_init_ram(&qxl->vram_bar, &qxl->pci.qdev, "qxl.vram",
1556 qxl->vram_size);
1557
1558 io_size = msb_mask(QXL_IO_RANGE_SIZE * 2 - 1);
1559 if (qxl->revision == 1) {
1560 io_size = 8;
1561 }
1562
1563 memory_region_init_io(&qxl->io_bar, &qxl_io_ops, qxl,
1564 "qxl-ioports", io_size);
1565 if (qxl->id == 0) {
1566 vga_dirty_log_start(&qxl->vga);
1567 }
1568
1569
1570 pci_register_bar(&qxl->pci, QXL_IO_RANGE_INDEX,
1571 PCI_BASE_ADDRESS_SPACE_IO, &qxl->io_bar);
1572
1573 pci_register_bar(&qxl->pci, QXL_ROM_RANGE_INDEX,
1574 PCI_BASE_ADDRESS_SPACE_MEMORY, &qxl->rom_bar);
1575
1576 pci_register_bar(&qxl->pci, QXL_RAM_RANGE_INDEX,
1577 PCI_BASE_ADDRESS_SPACE_MEMORY, &qxl->vga.vram);
1578
1579 pci_register_bar(&qxl->pci, QXL_VRAM_RANGE_INDEX,
1580 PCI_BASE_ADDRESS_SPACE_MEMORY, &qxl->vram_bar);
1581
1582 qxl->ssd.qxl.base.sif = &qxl_interface.base;
1583 qxl->ssd.qxl.id = qxl->id;
1584 qemu_spice_add_interface(&qxl->ssd.qxl.base);
1585 qemu_add_vm_change_state_handler(qxl_vm_change_state_handler, qxl);
1586
1587 init_pipe_signaling(qxl);
1588 qxl_reset_state(qxl);
1589
1590 return 0;
1591 }
1592
1593 static int qxl_init_primary(PCIDevice *dev)
1594 {
1595 PCIQXLDevice *qxl = DO_UPCAST(PCIQXLDevice, pci, dev);
1596 VGACommonState *vga = &qxl->vga;
1597 ram_addr_t ram_size = msb_mask(qxl->vga.vram_size * 2 - 1);
1598
1599 qxl->id = 0;
1600
1601 if (ram_size < 32 * 1024 * 1024) {
1602 ram_size = 32 * 1024 * 1024;
1603 }
1604 vga_common_init(vga, ram_size);
1605 vga_init(vga, pci_address_space(dev), pci_address_space_io(dev), false);
1606 register_ioport_write(0x3c0, 16, 1, qxl_vga_ioport_write, vga);
1607 register_ioport_write(0x3b4, 2, 1, qxl_vga_ioport_write, vga);
1608 register_ioport_write(0x3d4, 2, 1, qxl_vga_ioport_write, vga);
1609 register_ioport_write(0x3ba, 1, 1, qxl_vga_ioport_write, vga);
1610 register_ioport_write(0x3da, 1, 1, qxl_vga_ioport_write, vga);
1611
1612 vga->ds = graphic_console_init(qxl_hw_update, qxl_hw_invalidate,
1613 qxl_hw_screen_dump, qxl_hw_text_update, qxl);
1614 qemu_spice_display_init_common(&qxl->ssd, vga->ds);
1615
1616 qxl0 = qxl;
1617 register_displaychangelistener(vga->ds, &display_listener);
1618
1619 return qxl_init_common(qxl);
1620 }
1621
1622 static int qxl_init_secondary(PCIDevice *dev)
1623 {
1624 static int device_id = 1;
1625 PCIQXLDevice *qxl = DO_UPCAST(PCIQXLDevice, pci, dev);
1626 ram_addr_t ram_size = msb_mask(qxl->vga.vram_size * 2 - 1);
1627
1628 qxl->id = device_id++;
1629
1630 if (ram_size < 16 * 1024 * 1024) {
1631 ram_size = 16 * 1024 * 1024;
1632 }
1633 qxl->vga.vram_size = ram_size;
1634 memory_region_init_ram(&qxl->vga.vram, &qxl->pci.qdev, "qxl.vgavram",
1635 qxl->vga.vram_size);
1636 qxl->vga.vram_ptr = memory_region_get_ram_ptr(&qxl->vga.vram);
1637
1638 return qxl_init_common(qxl);
1639 }
1640
1641 static void qxl_pre_save(void *opaque)
1642 {
1643 PCIQXLDevice* d = opaque;
1644 uint8_t *ram_start = d->vga.vram_ptr;
1645
1646 dprint(d, 1, "%s:\n", __FUNCTION__);
1647 if (d->last_release == NULL) {
1648 d->last_release_offset = 0;
1649 } else {
1650 d->last_release_offset = (uint8_t *)d->last_release - ram_start;
1651 }
1652 assert(d->last_release_offset < d->vga.vram_size);
1653 }
1654
1655 static int qxl_pre_load(void *opaque)
1656 {
1657 PCIQXLDevice* d = opaque;
1658
1659 dprint(d, 1, "%s: start\n", __FUNCTION__);
1660 qxl_hard_reset(d, 1);
1661 qxl_exit_vga_mode(d);
1662 dprint(d, 1, "%s: done\n", __FUNCTION__);
1663 return 0;
1664 }
1665
1666 static void qxl_create_memslots(PCIQXLDevice *d)
1667 {
1668 int i;
1669
1670 for (i = 0; i < NUM_MEMSLOTS; i++) {
1671 if (!d->guest_slots[i].active) {
1672 continue;
1673 }
1674 dprint(d, 1, "%s: restoring guest slot %d\n", __func__, i);
1675 qxl_add_memslot(d, i, 0, QXL_SYNC);
1676 }
1677 }
1678
1679 static int qxl_post_load(void *opaque, int version)
1680 {
1681 PCIQXLDevice* d = opaque;
1682 uint8_t *ram_start = d->vga.vram_ptr;
1683 QXLCommandExt *cmds;
1684 int in, out, newmode;
1685
1686 dprint(d, 1, "%s: start\n", __FUNCTION__);
1687
1688 assert(d->last_release_offset < d->vga.vram_size);
1689 if (d->last_release_offset == 0) {
1690 d->last_release = NULL;
1691 } else {
1692 d->last_release = (QXLReleaseInfo *)(ram_start + d->last_release_offset);
1693 }
1694
1695 d->modes = (QXLModes*)((uint8_t*)d->rom + d->rom->modes_offset);
1696
1697 dprint(d, 1, "%s: restore mode (%s)\n", __FUNCTION__,
1698 qxl_mode_to_string(d->mode));
1699 newmode = d->mode;
1700 d->mode = QXL_MODE_UNDEFINED;
1701
1702 switch (newmode) {
1703 case QXL_MODE_UNDEFINED:
1704 break;
1705 case QXL_MODE_VGA:
1706 qxl_create_memslots(d);
1707 qxl_enter_vga_mode(d);
1708 break;
1709 case QXL_MODE_NATIVE:
1710 qxl_create_memslots(d);
1711 qxl_create_guest_primary(d, 1, QXL_SYNC);
1712
1713 /* replay surface-create and cursor-set commands */
1714 cmds = g_malloc0(sizeof(QXLCommandExt) * (NUM_SURFACES + 1));
1715 for (in = 0, out = 0; in < NUM_SURFACES; in++) {
1716 if (d->guest_surfaces.cmds[in] == 0) {
1717 continue;
1718 }
1719 cmds[out].cmd.data = d->guest_surfaces.cmds[in];
1720 cmds[out].cmd.type = QXL_CMD_SURFACE;
1721 cmds[out].group_id = MEMSLOT_GROUP_GUEST;
1722 out++;
1723 }
1724 if (d->guest_cursor) {
1725 cmds[out].cmd.data = d->guest_cursor;
1726 cmds[out].cmd.type = QXL_CMD_CURSOR;
1727 cmds[out].group_id = MEMSLOT_GROUP_GUEST;
1728 out++;
1729 }
1730 qxl_spice_loadvm_commands(d, cmds, out);
1731 g_free(cmds);
1732
1733 break;
1734 case QXL_MODE_COMPAT:
1735 /* note: no need to call qxl_create_memslots, qxl_set_mode
1736 * creates the mem slot. */
1737 qxl_set_mode(d, d->shadow_rom.mode, 1);
1738 break;
1739 }
1740 dprint(d, 1, "%s: done\n", __FUNCTION__);
1741
1742 return 0;
1743 }
1744
1745 #define QXL_SAVE_VERSION 21
1746
1747 static VMStateDescription qxl_memslot = {
1748 .name = "qxl-memslot",
1749 .version_id = QXL_SAVE_VERSION,
1750 .minimum_version_id = QXL_SAVE_VERSION,
1751 .fields = (VMStateField[]) {
1752 VMSTATE_UINT64(slot.mem_start, struct guest_slots),
1753 VMSTATE_UINT64(slot.mem_end, struct guest_slots),
1754 VMSTATE_UINT32(active, struct guest_slots),
1755 VMSTATE_END_OF_LIST()
1756 }
1757 };
1758
1759 static VMStateDescription qxl_surface = {
1760 .name = "qxl-surface",
1761 .version_id = QXL_SAVE_VERSION,
1762 .minimum_version_id = QXL_SAVE_VERSION,
1763 .fields = (VMStateField[]) {
1764 VMSTATE_UINT32(width, QXLSurfaceCreate),
1765 VMSTATE_UINT32(height, QXLSurfaceCreate),
1766 VMSTATE_INT32(stride, QXLSurfaceCreate),
1767 VMSTATE_UINT32(format, QXLSurfaceCreate),
1768 VMSTATE_UINT32(position, QXLSurfaceCreate),
1769 VMSTATE_UINT32(mouse_mode, QXLSurfaceCreate),
1770 VMSTATE_UINT32(flags, QXLSurfaceCreate),
1771 VMSTATE_UINT32(type, QXLSurfaceCreate),
1772 VMSTATE_UINT64(mem, QXLSurfaceCreate),
1773 VMSTATE_END_OF_LIST()
1774 }
1775 };
1776
1777 static VMStateDescription qxl_vmstate = {
1778 .name = "qxl",
1779 .version_id = QXL_SAVE_VERSION,
1780 .minimum_version_id = QXL_SAVE_VERSION,
1781 .pre_save = qxl_pre_save,
1782 .pre_load = qxl_pre_load,
1783 .post_load = qxl_post_load,
1784 .fields = (VMStateField []) {
1785 VMSTATE_PCI_DEVICE(pci, PCIQXLDevice),
1786 VMSTATE_STRUCT(vga, PCIQXLDevice, 0, vmstate_vga_common, VGACommonState),
1787 VMSTATE_UINT32(shadow_rom.mode, PCIQXLDevice),
1788 VMSTATE_UINT32(num_free_res, PCIQXLDevice),
1789 VMSTATE_UINT32(last_release_offset, PCIQXLDevice),
1790 VMSTATE_UINT32(mode, PCIQXLDevice),
1791 VMSTATE_UINT32(ssd.unique, PCIQXLDevice),
1792 VMSTATE_INT32_EQUAL(num_memslots, PCIQXLDevice),
1793 VMSTATE_STRUCT_ARRAY(guest_slots, PCIQXLDevice, NUM_MEMSLOTS, 0,
1794 qxl_memslot, struct guest_slots),
1795 VMSTATE_STRUCT(guest_primary.surface, PCIQXLDevice, 0,
1796 qxl_surface, QXLSurfaceCreate),
1797 VMSTATE_INT32_EQUAL(num_surfaces, PCIQXLDevice),
1798 VMSTATE_ARRAY(guest_surfaces.cmds, PCIQXLDevice, NUM_SURFACES, 0,
1799 vmstate_info_uint64, uint64_t),
1800 VMSTATE_UINT64(guest_cursor, PCIQXLDevice),
1801 VMSTATE_END_OF_LIST()
1802 },
1803 };
1804
1805 static Property qxl_properties[] = {
1806 DEFINE_PROP_UINT32("ram_size", PCIQXLDevice, vga.vram_size,
1807 64 * 1024 * 1024),
1808 DEFINE_PROP_UINT32("vram_size", PCIQXLDevice, vram_size,
1809 64 * 1024 * 1024),
1810 DEFINE_PROP_UINT32("revision", PCIQXLDevice, revision,
1811 QXL_DEFAULT_REVISION),
1812 DEFINE_PROP_UINT32("debug", PCIQXLDevice, debug, 0),
1813 DEFINE_PROP_UINT32("guestdebug", PCIQXLDevice, guestdebug, 0),
1814 DEFINE_PROP_UINT32("cmdlog", PCIQXLDevice, cmdlog, 0),
1815 DEFINE_PROP_END_OF_LIST(),
1816 };
1817
1818 static PCIDeviceInfo qxl_info_primary = {
1819 .qdev.name = "qxl-vga",
1820 .qdev.desc = "Spice QXL GPU (primary, vga compatible)",
1821 .qdev.size = sizeof(PCIQXLDevice),
1822 .qdev.reset = qxl_reset_handler,
1823 .qdev.vmsd = &qxl_vmstate,
1824 .no_hotplug = 1,
1825 .init = qxl_init_primary,
1826 .romfile = "vgabios-qxl.bin",
1827 .vendor_id = REDHAT_PCI_VENDOR_ID,
1828 .device_id = QXL_DEVICE_ID_STABLE,
1829 .class_id = PCI_CLASS_DISPLAY_VGA,
1830 .qdev.props = qxl_properties,
1831 };
1832
1833 static PCIDeviceInfo qxl_info_secondary = {
1834 .qdev.name = "qxl",
1835 .qdev.desc = "Spice QXL GPU (secondary)",
1836 .qdev.size = sizeof(PCIQXLDevice),
1837 .qdev.reset = qxl_reset_handler,
1838 .qdev.vmsd = &qxl_vmstate,
1839 .init = qxl_init_secondary,
1840 .vendor_id = REDHAT_PCI_VENDOR_ID,
1841 .device_id = QXL_DEVICE_ID_STABLE,
1842 .class_id = PCI_CLASS_DISPLAY_OTHER,
1843 .qdev.props = qxl_properties,
1844 };
1845
1846 static void qxl_register(void)
1847 {
1848 pci_qdev_register(&qxl_info_primary);
1849 pci_qdev_register(&qxl_info_secondary);
1850 }
1851
1852 device_init(qxl_register);
QEmu