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 <zlib.h> 22 #include <stdint.h> 23 24 #include "qemu-common.h" 25 #include "qemu/timer.h" 26 #include "qemu/queue.h" 27 #include "qemu/atomic.h" 28 #include "sysemu/sysemu.h" 29 #include "trace.h" 30 31 #include "qxl.h" 32 33 /* 34 * NOTE: SPICE_RING_PROD_ITEM accesses memory on the pci bar and as 35 * such can be changed by the guest, so to avoid a guest trigerrable 36 * abort we just qxl_set_guest_bug and set the return to NULL. Still 37 * it may happen as a result of emulator bug as well. 38 */ 39 #undef SPICE_RING_PROD_ITEM 40 #define SPICE_RING_PROD_ITEM(qxl, r, ret) { \ 41 uint32_t prod = (r)->prod & SPICE_RING_INDEX_MASK(r); \ 42 if (prod >= ARRAY_SIZE((r)->items)) { \ 43 qxl_set_guest_bug(qxl, "SPICE_RING_PROD_ITEM indices mismatch " \ 44 "%u >= %zu", prod, ARRAY_SIZE((r)->items)); \ 45 ret = NULL; \ 46 } else { \ 47 ret = &(r)->items[prod].el; \ 48 } \ 49 } 50 51 #undef SPICE_RING_CONS_ITEM 52 #define SPICE_RING_CONS_ITEM(qxl, r, ret) { \ 53 uint32_t cons = (r)->cons & SPICE_RING_INDEX_MASK(r); \ 54 if (cons >= ARRAY_SIZE((r)->items)) { \ 55 qxl_set_guest_bug(qxl, "SPICE_RING_CONS_ITEM indices mismatch " \ 56 "%u >= %zu", cons, ARRAY_SIZE((r)->items)); \ 57 ret = NULL; \ 58 } else { \ 59 ret = &(r)->items[cons].el; \ 60 } \ 61 } 62 63 #undef ALIGN 64 #define ALIGN(a, b) (((a) + ((b) - 1)) & ~((b) - 1)) 65 66 #define PIXEL_SIZE 0.2936875 //1280x1024 is 14.8" x 11.9" 67 68 #define QXL_MODE(_x, _y, _b, _o) \ 69 { .x_res = _x, \ 70 .y_res = _y, \ 71 .bits = _b, \ 72 .stride = (_x) * (_b) / 8, \ 73 .x_mili = PIXEL_SIZE * (_x), \ 74 .y_mili = PIXEL_SIZE * (_y), \ 75 .orientation = _o, \ 76 } 77 78 #define QXL_MODE_16_32(x_res, y_res, orientation) \ 79 QXL_MODE(x_res, y_res, 16, orientation), \ 80 QXL_MODE(x_res, y_res, 32, orientation) 81 82 #define QXL_MODE_EX(x_res, y_res) \ 83 QXL_MODE_16_32(x_res, y_res, 0), \ 84 QXL_MODE_16_32(x_res, y_res, 1) 85 86 static QXLMode qxl_modes[] = { 87 QXL_MODE_EX(640, 480), 88 QXL_MODE_EX(800, 480), 89 QXL_MODE_EX(800, 600), 90 QXL_MODE_EX(832, 624), 91 QXL_MODE_EX(960, 640), 92 QXL_MODE_EX(1024, 600), 93 QXL_MODE_EX(1024, 768), 94 QXL_MODE_EX(1152, 864), 95 QXL_MODE_EX(1152, 870), 96 QXL_MODE_EX(1280, 720), 97 QXL_MODE_EX(1280, 760), 98 QXL_MODE_EX(1280, 768), 99 QXL_MODE_EX(1280, 800), 100 QXL_MODE_EX(1280, 960), 101 QXL_MODE_EX(1280, 1024), 102 QXL_MODE_EX(1360, 768), 103 QXL_MODE_EX(1366, 768), 104 QXL_MODE_EX(1400, 1050), 105 QXL_MODE_EX(1440, 900), 106 QXL_MODE_EX(1600, 900), 107 QXL_MODE_EX(1600, 1200), 108 QXL_MODE_EX(1680, 1050), 109 QXL_MODE_EX(1920, 1080), 110 /* these modes need more than 8 MB video memory */ 111 QXL_MODE_EX(1920, 1200), 112 QXL_MODE_EX(1920, 1440), 113 QXL_MODE_EX(2000, 2000), 114 QXL_MODE_EX(2048, 1536), 115 QXL_MODE_EX(2048, 2048), 116 QXL_MODE_EX(2560, 1440), 117 QXL_MODE_EX(2560, 1600), 118 /* these modes need more than 16 MB video memory */ 119 QXL_MODE_EX(2560, 2048), 120 QXL_MODE_EX(2800, 2100), 121 QXL_MODE_EX(3200, 2400), 122 /* these modes need more than 32 MB video memory */ 123 QXL_MODE_EX(3840, 2160), /* 4k mainstream */ 124 QXL_MODE_EX(4096, 2160), /* 4k */ 125 /* these modes need more than 64 MB video memory */ 126 QXL_MODE_EX(7680, 4320), /* 8k mainstream */ 127 /* these modes need more than 128 MB video memory */ 128 QXL_MODE_EX(8192, 4320), /* 8k */ 129 }; 130 131 static void qxl_send_events(PCIQXLDevice *d, uint32_t events); 132 static int qxl_destroy_primary(PCIQXLDevice *d, qxl_async_io async); 133 static void qxl_reset_memslots(PCIQXLDevice *d); 134 static void qxl_reset_surfaces(PCIQXLDevice *d); 135 static void qxl_ring_set_dirty(PCIQXLDevice *qxl); 136 137 static void qxl_hw_update(void *opaque); 138 139 void qxl_set_guest_bug(PCIQXLDevice *qxl, const char *msg, ...) 140 { 141 trace_qxl_set_guest_bug(qxl->id); 142 qxl_send_events(qxl, QXL_INTERRUPT_ERROR); 143 qxl->guest_bug = 1; 144 if (qxl->guestdebug) { 145 va_list ap; 146 va_start(ap, msg); 147 fprintf(stderr, "qxl-%d: guest bug: ", qxl->id); 148 vfprintf(stderr, msg, ap); 149 fprintf(stderr, "\n"); 150 va_end(ap); 151 } 152 } 153 154 static void qxl_clear_guest_bug(PCIQXLDevice *qxl) 155 { 156 qxl->guest_bug = 0; 157 } 158 159 void qxl_spice_update_area(PCIQXLDevice *qxl, uint32_t surface_id, 160 struct QXLRect *area, struct QXLRect *dirty_rects, 161 uint32_t num_dirty_rects, 162 uint32_t clear_dirty_region, 163 qxl_async_io async, struct QXLCookie *cookie) 164 { 165 trace_qxl_spice_update_area(qxl->id, surface_id, area->left, area->right, 166 area->top, area->bottom); 167 trace_qxl_spice_update_area_rest(qxl->id, num_dirty_rects, 168 clear_dirty_region); 169 if (async == QXL_SYNC) { 170 spice_qxl_update_area(&qxl->ssd.qxl, surface_id, area, 171 dirty_rects, num_dirty_rects, clear_dirty_region); 172 } else { 173 assert(cookie != NULL); 174 spice_qxl_update_area_async(&qxl->ssd.qxl, surface_id, area, 175 clear_dirty_region, (uintptr_t)cookie); 176 } 177 } 178 179 static void qxl_spice_destroy_surface_wait_complete(PCIQXLDevice *qxl, 180 uint32_t id) 181 { 182 trace_qxl_spice_destroy_surface_wait_complete(qxl->id, id); 183 qemu_mutex_lock(&qxl->track_lock); 184 qxl->guest_surfaces.cmds[id] = 0; 185 qxl->guest_surfaces.count--; 186 qemu_mutex_unlock(&qxl->track_lock); 187 } 188 189 static void qxl_spice_destroy_surface_wait(PCIQXLDevice *qxl, uint32_t id, 190 qxl_async_io async) 191 { 192 QXLCookie *cookie; 193 194 trace_qxl_spice_destroy_surface_wait(qxl->id, id, async); 195 if (async) { 196 cookie = qxl_cookie_new(QXL_COOKIE_TYPE_IO, 197 QXL_IO_DESTROY_SURFACE_ASYNC); 198 cookie->u.surface_id = id; 199 spice_qxl_destroy_surface_async(&qxl->ssd.qxl, id, (uintptr_t)cookie); 200 } else { 201 spice_qxl_destroy_surface_wait(&qxl->ssd.qxl, id); 202 qxl_spice_destroy_surface_wait_complete(qxl, id); 203 } 204 } 205 206 static void qxl_spice_flush_surfaces_async(PCIQXLDevice *qxl) 207 { 208 trace_qxl_spice_flush_surfaces_async(qxl->id, qxl->guest_surfaces.count, 209 qxl->num_free_res); 210 spice_qxl_flush_surfaces_async(&qxl->ssd.qxl, 211 (uintptr_t)qxl_cookie_new(QXL_COOKIE_TYPE_IO, 212 QXL_IO_FLUSH_SURFACES_ASYNC)); 213 } 214 215 void qxl_spice_loadvm_commands(PCIQXLDevice *qxl, struct QXLCommandExt *ext, 216 uint32_t count) 217 { 218 trace_qxl_spice_loadvm_commands(qxl->id, ext, count); 219 spice_qxl_loadvm_commands(&qxl->ssd.qxl, ext, count); 220 } 221 222 void qxl_spice_oom(PCIQXLDevice *qxl) 223 { 224 trace_qxl_spice_oom(qxl->id); 225 spice_qxl_oom(&qxl->ssd.qxl); 226 } 227 228 void qxl_spice_reset_memslots(PCIQXLDevice *qxl) 229 { 230 trace_qxl_spice_reset_memslots(qxl->id); 231 spice_qxl_reset_memslots(&qxl->ssd.qxl); 232 } 233 234 static void qxl_spice_destroy_surfaces_complete(PCIQXLDevice *qxl) 235 { 236 trace_qxl_spice_destroy_surfaces_complete(qxl->id); 237 qemu_mutex_lock(&qxl->track_lock); 238 memset(qxl->guest_surfaces.cmds, 0, 239 sizeof(qxl->guest_surfaces.cmds[0]) * qxl->ssd.num_surfaces); 240 qxl->guest_surfaces.count = 0; 241 qemu_mutex_unlock(&qxl->track_lock); 242 } 243 244 static void qxl_spice_destroy_surfaces(PCIQXLDevice *qxl, qxl_async_io async) 245 { 246 trace_qxl_spice_destroy_surfaces(qxl->id, async); 247 if (async) { 248 spice_qxl_destroy_surfaces_async(&qxl->ssd.qxl, 249 (uintptr_t)qxl_cookie_new(QXL_COOKIE_TYPE_IO, 250 QXL_IO_DESTROY_ALL_SURFACES_ASYNC)); 251 } else { 252 spice_qxl_destroy_surfaces(&qxl->ssd.qxl); 253 qxl_spice_destroy_surfaces_complete(qxl); 254 } 255 } 256 257 static void qxl_spice_monitors_config_async(PCIQXLDevice *qxl, int replay) 258 { 259 trace_qxl_spice_monitors_config(qxl->id); 260 if (replay) { 261 /* 262 * don't use QXL_COOKIE_TYPE_IO: 263 * - we are not running yet (post_load), we will assert 264 * in send_events 265 * - this is not a guest io, but a reply, so async_io isn't set. 266 */ 267 spice_qxl_monitors_config_async(&qxl->ssd.qxl, 268 qxl->guest_monitors_config, 269 MEMSLOT_GROUP_GUEST, 270 (uintptr_t)qxl_cookie_new( 271 QXL_COOKIE_TYPE_POST_LOAD_MONITORS_CONFIG, 272 0)); 273 } else { 274 #if SPICE_SERVER_VERSION >= 0x000c06 /* release 0.12.6 */ 275 if (qxl->max_outputs) { 276 spice_qxl_set_max_monitors(&qxl->ssd.qxl, qxl->max_outputs); 277 } 278 #endif 279 qxl->guest_monitors_config = qxl->ram->monitors_config; 280 spice_qxl_monitors_config_async(&qxl->ssd.qxl, 281 qxl->ram->monitors_config, 282 MEMSLOT_GROUP_GUEST, 283 (uintptr_t)qxl_cookie_new(QXL_COOKIE_TYPE_IO, 284 QXL_IO_MONITORS_CONFIG_ASYNC)); 285 } 286 } 287 288 void qxl_spice_reset_image_cache(PCIQXLDevice *qxl) 289 { 290 trace_qxl_spice_reset_image_cache(qxl->id); 291 spice_qxl_reset_image_cache(&qxl->ssd.qxl); 292 } 293 294 void qxl_spice_reset_cursor(PCIQXLDevice *qxl) 295 { 296 trace_qxl_spice_reset_cursor(qxl->id); 297 spice_qxl_reset_cursor(&qxl->ssd.qxl); 298 qemu_mutex_lock(&qxl->track_lock); 299 qxl->guest_cursor = 0; 300 qemu_mutex_unlock(&qxl->track_lock); 301 if (qxl->ssd.cursor) { 302 cursor_put(qxl->ssd.cursor); 303 } 304 qxl->ssd.cursor = cursor_builtin_hidden(); 305 } 306 307 static ram_addr_t qxl_rom_size(void) 308 { 309 uint32_t required_rom_size = sizeof(QXLRom) + sizeof(QXLModes) + 310 sizeof(qxl_modes); 311 uint32_t rom_size = 8192; /* two pages */ 312 313 QEMU_BUILD_BUG_ON(required_rom_size > rom_size); 314 return rom_size; 315 } 316 317 static void init_qxl_rom(PCIQXLDevice *d) 318 { 319 QXLRom *rom = memory_region_get_ram_ptr(&d->rom_bar); 320 QXLModes *modes = (QXLModes *)(rom + 1); 321 uint32_t ram_header_size; 322 uint32_t surface0_area_size; 323 uint32_t num_pages; 324 uint32_t fb; 325 int i, n; 326 327 memset(rom, 0, d->rom_size); 328 329 rom->magic = cpu_to_le32(QXL_ROM_MAGIC); 330 rom->id = cpu_to_le32(d->id); 331 rom->log_level = cpu_to_le32(d->guestdebug); 332 rom->modes_offset = cpu_to_le32(sizeof(QXLRom)); 333 334 rom->slot_gen_bits = MEMSLOT_GENERATION_BITS; 335 rom->slot_id_bits = MEMSLOT_SLOT_BITS; 336 rom->slots_start = 1; 337 rom->slots_end = NUM_MEMSLOTS - 1; 338 rom->n_surfaces = cpu_to_le32(d->ssd.num_surfaces); 339 340 for (i = 0, n = 0; i < ARRAY_SIZE(qxl_modes); i++) { 341 fb = qxl_modes[i].y_res * qxl_modes[i].stride; 342 if (fb > d->vgamem_size) { 343 continue; 344 } 345 modes->modes[n].id = cpu_to_le32(i); 346 modes->modes[n].x_res = cpu_to_le32(qxl_modes[i].x_res); 347 modes->modes[n].y_res = cpu_to_le32(qxl_modes[i].y_res); 348 modes->modes[n].bits = cpu_to_le32(qxl_modes[i].bits); 349 modes->modes[n].stride = cpu_to_le32(qxl_modes[i].stride); 350 modes->modes[n].x_mili = cpu_to_le32(qxl_modes[i].x_mili); 351 modes->modes[n].y_mili = cpu_to_le32(qxl_modes[i].y_mili); 352 modes->modes[n].orientation = cpu_to_le32(qxl_modes[i].orientation); 353 n++; 354 } 355 modes->n_modes = cpu_to_le32(n); 356 357 ram_header_size = ALIGN(sizeof(QXLRam), 4096); 358 surface0_area_size = ALIGN(d->vgamem_size, 4096); 359 num_pages = d->vga.vram_size; 360 num_pages -= ram_header_size; 361 num_pages -= surface0_area_size; 362 num_pages = num_pages / QXL_PAGE_SIZE; 363 364 assert(ram_header_size + surface0_area_size <= d->vga.vram_size); 365 366 rom->draw_area_offset = cpu_to_le32(0); 367 rom->surface0_area_size = cpu_to_le32(surface0_area_size); 368 rom->pages_offset = cpu_to_le32(surface0_area_size); 369 rom->num_pages = cpu_to_le32(num_pages); 370 rom->ram_header_offset = cpu_to_le32(d->vga.vram_size - ram_header_size); 371 372 d->shadow_rom = *rom; 373 d->rom = rom; 374 d->modes = modes; 375 } 376 377 static void init_qxl_ram(PCIQXLDevice *d) 378 { 379 uint8_t *buf; 380 uint64_t *item; 381 382 buf = d->vga.vram_ptr; 383 d->ram = (QXLRam *)(buf + le32_to_cpu(d->shadow_rom.ram_header_offset)); 384 d->ram->magic = cpu_to_le32(QXL_RAM_MAGIC); 385 d->ram->int_pending = cpu_to_le32(0); 386 d->ram->int_mask = cpu_to_le32(0); 387 d->ram->update_surface = 0; 388 d->ram->monitors_config = 0; 389 SPICE_RING_INIT(&d->ram->cmd_ring); 390 SPICE_RING_INIT(&d->ram->cursor_ring); 391 SPICE_RING_INIT(&d->ram->release_ring); 392 SPICE_RING_PROD_ITEM(d, &d->ram->release_ring, item); 393 assert(item); 394 *item = 0; 395 qxl_ring_set_dirty(d); 396 } 397 398 /* can be called from spice server thread context */ 399 static void qxl_set_dirty(MemoryRegion *mr, ram_addr_t addr, ram_addr_t end) 400 { 401 memory_region_set_dirty(mr, addr, end - addr); 402 } 403 404 static void qxl_rom_set_dirty(PCIQXLDevice *qxl) 405 { 406 qxl_set_dirty(&qxl->rom_bar, 0, qxl->rom_size); 407 } 408 409 /* called from spice server thread context only */ 410 static void qxl_ram_set_dirty(PCIQXLDevice *qxl, void *ptr) 411 { 412 void *base = qxl->vga.vram_ptr; 413 intptr_t offset; 414 415 offset = ptr - base; 416 assert(offset < qxl->vga.vram_size); 417 qxl_set_dirty(&qxl->vga.vram, offset, offset + 3); 418 } 419 420 /* can be called from spice server thread context */ 421 static void qxl_ring_set_dirty(PCIQXLDevice *qxl) 422 { 423 ram_addr_t addr = qxl->shadow_rom.ram_header_offset; 424 ram_addr_t end = qxl->vga.vram_size; 425 qxl_set_dirty(&qxl->vga.vram, addr, end); 426 } 427 428 /* 429 * keep track of some command state, for savevm/loadvm. 430 * called from spice server thread context only 431 */ 432 static int qxl_track_command(PCIQXLDevice *qxl, struct QXLCommandExt *ext) 433 { 434 switch (le32_to_cpu(ext->cmd.type)) { 435 case QXL_CMD_SURFACE: 436 { 437 QXLSurfaceCmd *cmd = qxl_phys2virt(qxl, ext->cmd.data, ext->group_id); 438 439 if (!cmd) { 440 return 1; 441 } 442 uint32_t id = le32_to_cpu(cmd->surface_id); 443 444 if (id >= qxl->ssd.num_surfaces) { 445 qxl_set_guest_bug(qxl, "QXL_CMD_SURFACE id %d >= %d", id, 446 qxl->ssd.num_surfaces); 447 return 1; 448 } 449 if (cmd->type == QXL_SURFACE_CMD_CREATE && 450 (cmd->u.surface_create.stride & 0x03) != 0) { 451 qxl_set_guest_bug(qxl, "QXL_CMD_SURFACE stride = %d %% 4 != 0\n", 452 cmd->u.surface_create.stride); 453 return 1; 454 } 455 qemu_mutex_lock(&qxl->track_lock); 456 if (cmd->type == QXL_SURFACE_CMD_CREATE) { 457 qxl->guest_surfaces.cmds[id] = ext->cmd.data; 458 qxl->guest_surfaces.count++; 459 if (qxl->guest_surfaces.max < qxl->guest_surfaces.count) 460 qxl->guest_surfaces.max = qxl->guest_surfaces.count; 461 } 462 if (cmd->type == QXL_SURFACE_CMD_DESTROY) { 463 qxl->guest_surfaces.cmds[id] = 0; 464 qxl->guest_surfaces.count--; 465 } 466 qemu_mutex_unlock(&qxl->track_lock); 467 break; 468 } 469 case QXL_CMD_CURSOR: 470 { 471 QXLCursorCmd *cmd = qxl_phys2virt(qxl, ext->cmd.data, ext->group_id); 472 473 if (!cmd) { 474 return 1; 475 } 476 if (cmd->type == QXL_CURSOR_SET) { 477 qemu_mutex_lock(&qxl->track_lock); 478 qxl->guest_cursor = ext->cmd.data; 479 qemu_mutex_unlock(&qxl->track_lock); 480 } 481 break; 482 } 483 } 484 return 0; 485 } 486 487 /* spice display interface callbacks */ 488 489 static void interface_attach_worker(QXLInstance *sin, QXLWorker *qxl_worker) 490 { 491 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); 492 493 trace_qxl_interface_attach_worker(qxl->id); 494 qxl->ssd.worker = qxl_worker; 495 } 496 497 static void interface_set_compression_level(QXLInstance *sin, int level) 498 { 499 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); 500 501 trace_qxl_interface_set_compression_level(qxl->id, level); 502 qxl->shadow_rom.compression_level = cpu_to_le32(level); 503 qxl->rom->compression_level = cpu_to_le32(level); 504 qxl_rom_set_dirty(qxl); 505 } 506 507 static void interface_set_mm_time(QXLInstance *sin, uint32_t mm_time) 508 { 509 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); 510 511 if (!qemu_spice_display_is_running(&qxl->ssd)) { 512 return; 513 } 514 515 trace_qxl_interface_set_mm_time(qxl->id, mm_time); 516 qxl->shadow_rom.mm_clock = cpu_to_le32(mm_time); 517 qxl->rom->mm_clock = cpu_to_le32(mm_time); 518 qxl_rom_set_dirty(qxl); 519 } 520 521 static void interface_get_init_info(QXLInstance *sin, QXLDevInitInfo *info) 522 { 523 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); 524 525 trace_qxl_interface_get_init_info(qxl->id); 526 info->memslot_gen_bits = MEMSLOT_GENERATION_BITS; 527 info->memslot_id_bits = MEMSLOT_SLOT_BITS; 528 info->num_memslots = NUM_MEMSLOTS; 529 info->num_memslots_groups = NUM_MEMSLOTS_GROUPS; 530 info->internal_groupslot_id = 0; 531 info->qxl_ram_size = 532 le32_to_cpu(qxl->shadow_rom.num_pages) << QXL_PAGE_BITS; 533 info->n_surfaces = qxl->ssd.num_surfaces; 534 } 535 536 static const char *qxl_mode_to_string(int mode) 537 { 538 switch (mode) { 539 case QXL_MODE_COMPAT: 540 return "compat"; 541 case QXL_MODE_NATIVE: 542 return "native"; 543 case QXL_MODE_UNDEFINED: 544 return "undefined"; 545 case QXL_MODE_VGA: 546 return "vga"; 547 } 548 return "INVALID"; 549 } 550 551 static const char *io_port_to_string(uint32_t io_port) 552 { 553 if (io_port >= QXL_IO_RANGE_SIZE) { 554 return "out of range"; 555 } 556 static const char *io_port_to_string[QXL_IO_RANGE_SIZE + 1] = { 557 [QXL_IO_NOTIFY_CMD] = "QXL_IO_NOTIFY_CMD", 558 [QXL_IO_NOTIFY_CURSOR] = "QXL_IO_NOTIFY_CURSOR", 559 [QXL_IO_UPDATE_AREA] = "QXL_IO_UPDATE_AREA", 560 [QXL_IO_UPDATE_IRQ] = "QXL_IO_UPDATE_IRQ", 561 [QXL_IO_NOTIFY_OOM] = "QXL_IO_NOTIFY_OOM", 562 [QXL_IO_RESET] = "QXL_IO_RESET", 563 [QXL_IO_SET_MODE] = "QXL_IO_SET_MODE", 564 [QXL_IO_LOG] = "QXL_IO_LOG", 565 [QXL_IO_MEMSLOT_ADD] = "QXL_IO_MEMSLOT_ADD", 566 [QXL_IO_MEMSLOT_DEL] = "QXL_IO_MEMSLOT_DEL", 567 [QXL_IO_DETACH_PRIMARY] = "QXL_IO_DETACH_PRIMARY", 568 [QXL_IO_ATTACH_PRIMARY] = "QXL_IO_ATTACH_PRIMARY", 569 [QXL_IO_CREATE_PRIMARY] = "QXL_IO_CREATE_PRIMARY", 570 [QXL_IO_DESTROY_PRIMARY] = "QXL_IO_DESTROY_PRIMARY", 571 [QXL_IO_DESTROY_SURFACE_WAIT] = "QXL_IO_DESTROY_SURFACE_WAIT", 572 [QXL_IO_DESTROY_ALL_SURFACES] = "QXL_IO_DESTROY_ALL_SURFACES", 573 [QXL_IO_UPDATE_AREA_ASYNC] = "QXL_IO_UPDATE_AREA_ASYNC", 574 [QXL_IO_MEMSLOT_ADD_ASYNC] = "QXL_IO_MEMSLOT_ADD_ASYNC", 575 [QXL_IO_CREATE_PRIMARY_ASYNC] = "QXL_IO_CREATE_PRIMARY_ASYNC", 576 [QXL_IO_DESTROY_PRIMARY_ASYNC] = "QXL_IO_DESTROY_PRIMARY_ASYNC", 577 [QXL_IO_DESTROY_SURFACE_ASYNC] = "QXL_IO_DESTROY_SURFACE_ASYNC", 578 [QXL_IO_DESTROY_ALL_SURFACES_ASYNC] 579 = "QXL_IO_DESTROY_ALL_SURFACES_ASYNC", 580 [QXL_IO_FLUSH_SURFACES_ASYNC] = "QXL_IO_FLUSH_SURFACES_ASYNC", 581 [QXL_IO_FLUSH_RELEASE] = "QXL_IO_FLUSH_RELEASE", 582 [QXL_IO_MONITORS_CONFIG_ASYNC] = "QXL_IO_MONITORS_CONFIG_ASYNC", 583 }; 584 return io_port_to_string[io_port]; 585 } 586 587 /* called from spice server thread context only */ 588 static int interface_get_command(QXLInstance *sin, struct QXLCommandExt *ext) 589 { 590 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); 591 SimpleSpiceUpdate *update; 592 QXLCommandRing *ring; 593 QXLCommand *cmd; 594 int notify, ret; 595 596 trace_qxl_ring_command_check(qxl->id, qxl_mode_to_string(qxl->mode)); 597 598 switch (qxl->mode) { 599 case QXL_MODE_VGA: 600 ret = false; 601 qemu_mutex_lock(&qxl->ssd.lock); 602 update = QTAILQ_FIRST(&qxl->ssd.updates); 603 if (update != NULL) { 604 QTAILQ_REMOVE(&qxl->ssd.updates, update, next); 605 *ext = update->ext; 606 ret = true; 607 } 608 qemu_mutex_unlock(&qxl->ssd.lock); 609 if (ret) { 610 trace_qxl_ring_command_get(qxl->id, qxl_mode_to_string(qxl->mode)); 611 qxl_log_command(qxl, "vga", ext); 612 } 613 return ret; 614 case QXL_MODE_COMPAT: 615 case QXL_MODE_NATIVE: 616 case QXL_MODE_UNDEFINED: 617 ring = &qxl->ram->cmd_ring; 618 if (qxl->guest_bug || SPICE_RING_IS_EMPTY(ring)) { 619 return false; 620 } 621 SPICE_RING_CONS_ITEM(qxl, ring, cmd); 622 if (!cmd) { 623 return false; 624 } 625 ext->cmd = *cmd; 626 ext->group_id = MEMSLOT_GROUP_GUEST; 627 ext->flags = qxl->cmdflags; 628 SPICE_RING_POP(ring, notify); 629 qxl_ring_set_dirty(qxl); 630 if (notify) { 631 qxl_send_events(qxl, QXL_INTERRUPT_DISPLAY); 632 } 633 qxl->guest_primary.commands++; 634 qxl_track_command(qxl, ext); 635 qxl_log_command(qxl, "cmd", ext); 636 trace_qxl_ring_command_get(qxl->id, qxl_mode_to_string(qxl->mode)); 637 return true; 638 default: 639 return false; 640 } 641 } 642 643 /* called from spice server thread context only */ 644 static int interface_req_cmd_notification(QXLInstance *sin) 645 { 646 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); 647 int wait = 1; 648 649 trace_qxl_ring_command_req_notification(qxl->id); 650 switch (qxl->mode) { 651 case QXL_MODE_COMPAT: 652 case QXL_MODE_NATIVE: 653 case QXL_MODE_UNDEFINED: 654 SPICE_RING_CONS_WAIT(&qxl->ram->cmd_ring, wait); 655 qxl_ring_set_dirty(qxl); 656 break; 657 default: 658 /* nothing */ 659 break; 660 } 661 return wait; 662 } 663 664 /* called from spice server thread context only */ 665 static inline void qxl_push_free_res(PCIQXLDevice *d, int flush) 666 { 667 QXLReleaseRing *ring = &d->ram->release_ring; 668 uint64_t *item; 669 int notify; 670 671 #define QXL_FREE_BUNCH_SIZE 32 672 673 if (ring->prod - ring->cons + 1 == ring->num_items) { 674 /* ring full -- can't push */ 675 return; 676 } 677 if (!flush && d->oom_running) { 678 /* collect everything from oom handler before pushing */ 679 return; 680 } 681 if (!flush && d->num_free_res < QXL_FREE_BUNCH_SIZE) { 682 /* collect a bit more before pushing */ 683 return; 684 } 685 686 SPICE_RING_PUSH(ring, notify); 687 trace_qxl_ring_res_push(d->id, qxl_mode_to_string(d->mode), 688 d->guest_surfaces.count, d->num_free_res, 689 d->last_release, notify ? "yes" : "no"); 690 trace_qxl_ring_res_push_rest(d->id, ring->prod - ring->cons, 691 ring->num_items, ring->prod, ring->cons); 692 if (notify) { 693 qxl_send_events(d, QXL_INTERRUPT_DISPLAY); 694 } 695 SPICE_RING_PROD_ITEM(d, ring, item); 696 if (!item) { 697 return; 698 } 699 *item = 0; 700 d->num_free_res = 0; 701 d->last_release = NULL; 702 qxl_ring_set_dirty(d); 703 } 704 705 /* called from spice server thread context only */ 706 static void interface_release_resource(QXLInstance *sin, 707 QXLReleaseInfoExt ext) 708 { 709 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); 710 QXLReleaseRing *ring; 711 uint64_t *item, id; 712 713 if (ext.group_id == MEMSLOT_GROUP_HOST) { 714 /* host group -> vga mode update request */ 715 QXLCommandExt *cmdext = (void *)(intptr_t)(ext.info->id); 716 SimpleSpiceUpdate *update; 717 g_assert(cmdext->cmd.type == QXL_CMD_DRAW); 718 update = container_of(cmdext, SimpleSpiceUpdate, ext); 719 qemu_spice_destroy_update(&qxl->ssd, update); 720 return; 721 } 722 723 /* 724 * ext->info points into guest-visible memory 725 * pci bar 0, $command.release_info 726 */ 727 ring = &qxl->ram->release_ring; 728 SPICE_RING_PROD_ITEM(qxl, ring, item); 729 if (!item) { 730 return; 731 } 732 if (*item == 0) { 733 /* stick head into the ring */ 734 id = ext.info->id; 735 ext.info->next = 0; 736 qxl_ram_set_dirty(qxl, &ext.info->next); 737 *item = id; 738 qxl_ring_set_dirty(qxl); 739 } else { 740 /* append item to the list */ 741 qxl->last_release->next = ext.info->id; 742 qxl_ram_set_dirty(qxl, &qxl->last_release->next); 743 ext.info->next = 0; 744 qxl_ram_set_dirty(qxl, &ext.info->next); 745 } 746 qxl->last_release = ext.info; 747 qxl->num_free_res++; 748 trace_qxl_ring_res_put(qxl->id, qxl->num_free_res); 749 qxl_push_free_res(qxl, 0); 750 } 751 752 /* called from spice server thread context only */ 753 static int interface_get_cursor_command(QXLInstance *sin, struct QXLCommandExt *ext) 754 { 755 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); 756 QXLCursorRing *ring; 757 QXLCommand *cmd; 758 int notify; 759 760 trace_qxl_ring_cursor_check(qxl->id, qxl_mode_to_string(qxl->mode)); 761 762 switch (qxl->mode) { 763 case QXL_MODE_COMPAT: 764 case QXL_MODE_NATIVE: 765 case QXL_MODE_UNDEFINED: 766 ring = &qxl->ram->cursor_ring; 767 if (SPICE_RING_IS_EMPTY(ring)) { 768 return false; 769 } 770 SPICE_RING_CONS_ITEM(qxl, ring, cmd); 771 if (!cmd) { 772 return false; 773 } 774 ext->cmd = *cmd; 775 ext->group_id = MEMSLOT_GROUP_GUEST; 776 ext->flags = qxl->cmdflags; 777 SPICE_RING_POP(ring, notify); 778 qxl_ring_set_dirty(qxl); 779 if (notify) { 780 qxl_send_events(qxl, QXL_INTERRUPT_CURSOR); 781 } 782 qxl->guest_primary.commands++; 783 qxl_track_command(qxl, ext); 784 qxl_log_command(qxl, "csr", ext); 785 if (qxl->id == 0) { 786 qxl_render_cursor(qxl, ext); 787 } 788 trace_qxl_ring_cursor_get(qxl->id, qxl_mode_to_string(qxl->mode)); 789 return true; 790 default: 791 return false; 792 } 793 } 794 795 /* called from spice server thread context only */ 796 static int interface_req_cursor_notification(QXLInstance *sin) 797 { 798 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); 799 int wait = 1; 800 801 trace_qxl_ring_cursor_req_notification(qxl->id); 802 switch (qxl->mode) { 803 case QXL_MODE_COMPAT: 804 case QXL_MODE_NATIVE: 805 case QXL_MODE_UNDEFINED: 806 SPICE_RING_CONS_WAIT(&qxl->ram->cursor_ring, wait); 807 qxl_ring_set_dirty(qxl); 808 break; 809 default: 810 /* nothing */ 811 break; 812 } 813 return wait; 814 } 815 816 /* called from spice server thread context */ 817 static void interface_notify_update(QXLInstance *sin, uint32_t update_id) 818 { 819 /* 820 * Called by spice-server as a result of a QXL_CMD_UPDATE which is not in 821 * use by xf86-video-qxl and is defined out in the qxl windows driver. 822 * Probably was at some earlier version that is prior to git start (2009), 823 * and is still guest trigerrable. 824 */ 825 fprintf(stderr, "%s: deprecated\n", __func__); 826 } 827 828 /* called from spice server thread context only */ 829 static int interface_flush_resources(QXLInstance *sin) 830 { 831 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); 832 int ret; 833 834 ret = qxl->num_free_res; 835 if (ret) { 836 qxl_push_free_res(qxl, 1); 837 } 838 return ret; 839 } 840 841 static void qxl_create_guest_primary_complete(PCIQXLDevice *d); 842 843 /* called from spice server thread context only */ 844 static void interface_async_complete_io(PCIQXLDevice *qxl, QXLCookie *cookie) 845 { 846 uint32_t current_async; 847 848 qemu_mutex_lock(&qxl->async_lock); 849 current_async = qxl->current_async; 850 qxl->current_async = QXL_UNDEFINED_IO; 851 qemu_mutex_unlock(&qxl->async_lock); 852 853 trace_qxl_interface_async_complete_io(qxl->id, current_async, cookie); 854 if (!cookie) { 855 fprintf(stderr, "qxl: %s: error, cookie is NULL\n", __func__); 856 return; 857 } 858 if (cookie && current_async != cookie->io) { 859 fprintf(stderr, 860 "qxl: %s: error: current_async = %d != %" 861 PRId64 " = cookie->io\n", __func__, current_async, cookie->io); 862 } 863 switch (current_async) { 864 case QXL_IO_MEMSLOT_ADD_ASYNC: 865 case QXL_IO_DESTROY_PRIMARY_ASYNC: 866 case QXL_IO_UPDATE_AREA_ASYNC: 867 case QXL_IO_FLUSH_SURFACES_ASYNC: 868 case QXL_IO_MONITORS_CONFIG_ASYNC: 869 break; 870 case QXL_IO_CREATE_PRIMARY_ASYNC: 871 qxl_create_guest_primary_complete(qxl); 872 break; 873 case QXL_IO_DESTROY_ALL_SURFACES_ASYNC: 874 qxl_spice_destroy_surfaces_complete(qxl); 875 break; 876 case QXL_IO_DESTROY_SURFACE_ASYNC: 877 qxl_spice_destroy_surface_wait_complete(qxl, cookie->u.surface_id); 878 break; 879 default: 880 fprintf(stderr, "qxl: %s: unexpected current_async %d\n", __func__, 881 current_async); 882 } 883 qxl_send_events(qxl, QXL_INTERRUPT_IO_CMD); 884 } 885 886 /* called from spice server thread context only */ 887 static void interface_update_area_complete(QXLInstance *sin, 888 uint32_t surface_id, 889 QXLRect *dirty, uint32_t num_updated_rects) 890 { 891 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); 892 int i; 893 int qxl_i; 894 895 qemu_mutex_lock(&qxl->ssd.lock); 896 if (surface_id != 0 || !qxl->render_update_cookie_num) { 897 qemu_mutex_unlock(&qxl->ssd.lock); 898 return; 899 } 900 trace_qxl_interface_update_area_complete(qxl->id, surface_id, dirty->left, 901 dirty->right, dirty->top, dirty->bottom); 902 trace_qxl_interface_update_area_complete_rest(qxl->id, num_updated_rects); 903 if (qxl->num_dirty_rects + num_updated_rects > QXL_NUM_DIRTY_RECTS) { 904 /* 905 * overflow - treat this as a full update. Not expected to be common. 906 */ 907 trace_qxl_interface_update_area_complete_overflow(qxl->id, 908 QXL_NUM_DIRTY_RECTS); 909 qxl->guest_primary.resized = 1; 910 } 911 if (qxl->guest_primary.resized) { 912 /* 913 * Don't bother copying or scheduling the bh since we will flip 914 * the whole area anyway on completion of the update_area async call 915 */ 916 qemu_mutex_unlock(&qxl->ssd.lock); 917 return; 918 } 919 qxl_i = qxl->num_dirty_rects; 920 for (i = 0; i < num_updated_rects; i++) { 921 qxl->dirty[qxl_i++] = dirty[i]; 922 } 923 qxl->num_dirty_rects += num_updated_rects; 924 trace_qxl_interface_update_area_complete_schedule_bh(qxl->id, 925 qxl->num_dirty_rects); 926 qemu_bh_schedule(qxl->update_area_bh); 927 qemu_mutex_unlock(&qxl->ssd.lock); 928 } 929 930 /* called from spice server thread context only */ 931 static void interface_async_complete(QXLInstance *sin, uint64_t cookie_token) 932 { 933 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); 934 QXLCookie *cookie = (QXLCookie *)(uintptr_t)cookie_token; 935 936 switch (cookie->type) { 937 case QXL_COOKIE_TYPE_IO: 938 interface_async_complete_io(qxl, cookie); 939 g_free(cookie); 940 break; 941 case QXL_COOKIE_TYPE_RENDER_UPDATE_AREA: 942 qxl_render_update_area_done(qxl, cookie); 943 break; 944 case QXL_COOKIE_TYPE_POST_LOAD_MONITORS_CONFIG: 945 break; 946 default: 947 fprintf(stderr, "qxl: %s: unexpected cookie type %d\n", 948 __func__, cookie->type); 949 g_free(cookie); 950 } 951 } 952 953 /* called from spice server thread context only */ 954 static void interface_set_client_capabilities(QXLInstance *sin, 955 uint8_t client_present, 956 uint8_t caps[58]) 957 { 958 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); 959 960 if (qxl->revision < 4) { 961 trace_qxl_set_client_capabilities_unsupported_by_revision(qxl->id, 962 qxl->revision); 963 return; 964 } 965 966 if (runstate_check(RUN_STATE_INMIGRATE) || 967 runstate_check(RUN_STATE_POSTMIGRATE)) { 968 return; 969 } 970 971 qxl->shadow_rom.client_present = client_present; 972 memcpy(qxl->shadow_rom.client_capabilities, caps, 973 sizeof(qxl->shadow_rom.client_capabilities)); 974 qxl->rom->client_present = client_present; 975 memcpy(qxl->rom->client_capabilities, caps, 976 sizeof(qxl->rom->client_capabilities)); 977 qxl_rom_set_dirty(qxl); 978 979 qxl_send_events(qxl, QXL_INTERRUPT_CLIENT); 980 } 981 982 static uint32_t qxl_crc32(const uint8_t *p, unsigned len) 983 { 984 /* 985 * zlib xors the seed with 0xffffffff, and xors the result 986 * again with 0xffffffff; Both are not done with linux's crc32, 987 * which we want to be compatible with, so undo that. 988 */ 989 return crc32(0xffffffff, p, len) ^ 0xffffffff; 990 } 991 992 /* called from main context only */ 993 static int interface_client_monitors_config(QXLInstance *sin, 994 VDAgentMonitorsConfig *monitors_config) 995 { 996 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); 997 QXLRom *rom = memory_region_get_ram_ptr(&qxl->rom_bar); 998 int i; 999 unsigned max_outputs = ARRAY_SIZE(rom->client_monitors_config.heads); 1000 1001 if (qxl->revision < 4) { 1002 trace_qxl_client_monitors_config_unsupported_by_device(qxl->id, 1003 qxl->revision); 1004 return 0; 1005 } 1006 /* 1007 * Older windows drivers set int_mask to 0 when their ISR is called, 1008 * then later set it to ~0. So it doesn't relate to the actual interrupts 1009 * handled. However, they are old, so clearly they don't support this 1010 * interrupt 1011 */ 1012 if (qxl->ram->int_mask == 0 || qxl->ram->int_mask == ~0 || 1013 !(qxl->ram->int_mask & QXL_INTERRUPT_CLIENT_MONITORS_CONFIG)) { 1014 trace_qxl_client_monitors_config_unsupported_by_guest(qxl->id, 1015 qxl->ram->int_mask, 1016 monitors_config); 1017 return 0; 1018 } 1019 if (!monitors_config) { 1020 return 1; 1021 } 1022 1023 #if SPICE_SERVER_VERSION >= 0x000c06 /* release 0.12.6 */ 1024 /* limit number of outputs based on setting limit */ 1025 if (qxl->max_outputs && qxl->max_outputs <= max_outputs) { 1026 max_outputs = qxl->max_outputs; 1027 } 1028 #endif 1029 1030 memset(&rom->client_monitors_config, 0, 1031 sizeof(rom->client_monitors_config)); 1032 rom->client_monitors_config.count = monitors_config->num_of_monitors; 1033 /* monitors_config->flags ignored */ 1034 if (rom->client_monitors_config.count >= max_outputs) { 1035 trace_qxl_client_monitors_config_capped(qxl->id, 1036 monitors_config->num_of_monitors, 1037 max_outputs); 1038 rom->client_monitors_config.count = max_outputs; 1039 } 1040 for (i = 0 ; i < rom->client_monitors_config.count ; ++i) { 1041 VDAgentMonConfig *monitor = &monitors_config->monitors[i]; 1042 QXLURect *rect = &rom->client_monitors_config.heads[i]; 1043 /* monitor->depth ignored */ 1044 rect->left = monitor->x; 1045 rect->top = monitor->y; 1046 rect->right = monitor->x + monitor->width; 1047 rect->bottom = monitor->y + monitor->height; 1048 } 1049 rom->client_monitors_config_crc = qxl_crc32( 1050 (const uint8_t *)&rom->client_monitors_config, 1051 sizeof(rom->client_monitors_config)); 1052 trace_qxl_client_monitors_config_crc(qxl->id, 1053 sizeof(rom->client_monitors_config), 1054 rom->client_monitors_config_crc); 1055 1056 trace_qxl_interrupt_client_monitors_config(qxl->id, 1057 rom->client_monitors_config.count, 1058 rom->client_monitors_config.heads); 1059 qxl_send_events(qxl, QXL_INTERRUPT_CLIENT_MONITORS_CONFIG); 1060 return 1; 1061 } 1062 1063 static const QXLInterface qxl_interface = { 1064 .base.type = SPICE_INTERFACE_QXL, 1065 .base.description = "qxl gpu", 1066 .base.major_version = SPICE_INTERFACE_QXL_MAJOR, 1067 .base.minor_version = SPICE_INTERFACE_QXL_MINOR, 1068 1069 .attache_worker = interface_attach_worker, 1070 .set_compression_level = interface_set_compression_level, 1071 .set_mm_time = interface_set_mm_time, 1072 .get_init_info = interface_get_init_info, 1073 1074 /* the callbacks below are called from spice server thread context */ 1075 .get_command = interface_get_command, 1076 .req_cmd_notification = interface_req_cmd_notification, 1077 .release_resource = interface_release_resource, 1078 .get_cursor_command = interface_get_cursor_command, 1079 .req_cursor_notification = interface_req_cursor_notification, 1080 .notify_update = interface_notify_update, 1081 .flush_resources = interface_flush_resources, 1082 .async_complete = interface_async_complete, 1083 .update_area_complete = interface_update_area_complete, 1084 .set_client_capabilities = interface_set_client_capabilities, 1085 .client_monitors_config = interface_client_monitors_config, 1086 }; 1087 1088 static const GraphicHwOps qxl_ops = { 1089 .gfx_update = qxl_hw_update, 1090 }; 1091 1092 static void qxl_enter_vga_mode(PCIQXLDevice *d) 1093 { 1094 if (d->mode == QXL_MODE_VGA) { 1095 return; 1096 } 1097 trace_qxl_enter_vga_mode(d->id); 1098 #if SPICE_SERVER_VERSION >= 0x000c03 /* release 0.12.3 */ 1099 spice_qxl_driver_unload(&d->ssd.qxl); 1100 #endif 1101 graphic_console_set_hwops(d->ssd.dcl.con, d->vga.hw_ops, &d->vga); 1102 update_displaychangelistener(&d->ssd.dcl, GUI_REFRESH_INTERVAL_DEFAULT); 1103 qemu_spice_create_host_primary(&d->ssd); 1104 d->mode = QXL_MODE_VGA; 1105 vga_dirty_log_start(&d->vga); 1106 graphic_hw_update(d->vga.con); 1107 } 1108 1109 static void qxl_exit_vga_mode(PCIQXLDevice *d) 1110 { 1111 if (d->mode != QXL_MODE_VGA) { 1112 return; 1113 } 1114 trace_qxl_exit_vga_mode(d->id); 1115 graphic_console_set_hwops(d->ssd.dcl.con, &qxl_ops, d); 1116 update_displaychangelistener(&d->ssd.dcl, GUI_REFRESH_INTERVAL_IDLE); 1117 vga_dirty_log_stop(&d->vga); 1118 qxl_destroy_primary(d, QXL_SYNC); 1119 } 1120 1121 static void qxl_update_irq(PCIQXLDevice *d) 1122 { 1123 uint32_t pending = le32_to_cpu(d->ram->int_pending); 1124 uint32_t mask = le32_to_cpu(d->ram->int_mask); 1125 int level = !!(pending & mask); 1126 pci_set_irq(&d->pci, level); 1127 qxl_ring_set_dirty(d); 1128 } 1129 1130 static void qxl_check_state(PCIQXLDevice *d) 1131 { 1132 QXLRam *ram = d->ram; 1133 int spice_display_running = qemu_spice_display_is_running(&d->ssd); 1134 1135 assert(!spice_display_running || SPICE_RING_IS_EMPTY(&ram->cmd_ring)); 1136 assert(!spice_display_running || SPICE_RING_IS_EMPTY(&ram->cursor_ring)); 1137 } 1138 1139 static void qxl_reset_state(PCIQXLDevice *d) 1140 { 1141 QXLRom *rom = d->rom; 1142 1143 qxl_check_state(d); 1144 d->shadow_rom.update_id = cpu_to_le32(0); 1145 *rom = d->shadow_rom; 1146 qxl_rom_set_dirty(d); 1147 init_qxl_ram(d); 1148 d->num_free_res = 0; 1149 d->last_release = NULL; 1150 memset(&d->ssd.dirty, 0, sizeof(d->ssd.dirty)); 1151 qxl_update_irq(d); 1152 } 1153 1154 static void qxl_soft_reset(PCIQXLDevice *d) 1155 { 1156 trace_qxl_soft_reset(d->id); 1157 qxl_check_state(d); 1158 qxl_clear_guest_bug(d); 1159 d->current_async = QXL_UNDEFINED_IO; 1160 1161 if (d->id == 0) { 1162 qxl_enter_vga_mode(d); 1163 } else { 1164 d->mode = QXL_MODE_UNDEFINED; 1165 } 1166 } 1167 1168 static void qxl_hard_reset(PCIQXLDevice *d, int loadvm) 1169 { 1170 bool startstop = qemu_spice_display_is_running(&d->ssd); 1171 1172 trace_qxl_hard_reset(d->id, loadvm); 1173 1174 if (startstop) { 1175 qemu_spice_display_stop(); 1176 } 1177 1178 qxl_spice_reset_cursor(d); 1179 qxl_spice_reset_image_cache(d); 1180 qxl_reset_surfaces(d); 1181 qxl_reset_memslots(d); 1182 1183 /* pre loadvm reset must not touch QXLRam. This lives in 1184 * device memory, is migrated together with RAM and thus 1185 * already loaded at this point */ 1186 if (!loadvm) { 1187 qxl_reset_state(d); 1188 } 1189 qemu_spice_create_host_memslot(&d->ssd); 1190 qxl_soft_reset(d); 1191 1192 if (startstop) { 1193 qemu_spice_display_start(); 1194 } 1195 } 1196 1197 static void qxl_reset_handler(DeviceState *dev) 1198 { 1199 PCIQXLDevice *d = PCI_QXL(PCI_DEVICE(dev)); 1200 1201 qxl_hard_reset(d, 0); 1202 } 1203 1204 static void qxl_vga_ioport_write(void *opaque, uint32_t addr, uint32_t val) 1205 { 1206 VGACommonState *vga = opaque; 1207 PCIQXLDevice *qxl = container_of(vga, PCIQXLDevice, vga); 1208 1209 trace_qxl_io_write_vga(qxl->id, qxl_mode_to_string(qxl->mode), addr, val); 1210 if (qxl->mode != QXL_MODE_VGA) { 1211 qxl_destroy_primary(qxl, QXL_SYNC); 1212 qxl_soft_reset(qxl); 1213 } 1214 vga_ioport_write(opaque, addr, val); 1215 } 1216 1217 static const MemoryRegionPortio qxl_vga_portio_list[] = { 1218 { 0x04, 2, 1, .read = vga_ioport_read, 1219 .write = qxl_vga_ioport_write }, /* 3b4 */ 1220 { 0x0a, 1, 1, .read = vga_ioport_read, 1221 .write = qxl_vga_ioport_write }, /* 3ba */ 1222 { 0x10, 16, 1, .read = vga_ioport_read, 1223 .write = qxl_vga_ioport_write }, /* 3c0 */ 1224 { 0x24, 2, 1, .read = vga_ioport_read, 1225 .write = qxl_vga_ioport_write }, /* 3d4 */ 1226 { 0x2a, 1, 1, .read = vga_ioport_read, 1227 .write = qxl_vga_ioport_write }, /* 3da */ 1228 PORTIO_END_OF_LIST(), 1229 }; 1230 1231 static int qxl_add_memslot(PCIQXLDevice *d, uint32_t slot_id, uint64_t delta, 1232 qxl_async_io async) 1233 { 1234 static const int regions[] = { 1235 QXL_RAM_RANGE_INDEX, 1236 QXL_VRAM_RANGE_INDEX, 1237 QXL_VRAM64_RANGE_INDEX, 1238 }; 1239 uint64_t guest_start; 1240 uint64_t guest_end; 1241 int pci_region; 1242 pcibus_t pci_start; 1243 pcibus_t pci_end; 1244 intptr_t virt_start; 1245 QXLDevMemSlot memslot; 1246 int i; 1247 1248 guest_start = le64_to_cpu(d->guest_slots[slot_id].slot.mem_start); 1249 guest_end = le64_to_cpu(d->guest_slots[slot_id].slot.mem_end); 1250 1251 trace_qxl_memslot_add_guest(d->id, slot_id, guest_start, guest_end); 1252 1253 if (slot_id >= NUM_MEMSLOTS) { 1254 qxl_set_guest_bug(d, "%s: slot_id >= NUM_MEMSLOTS %d >= %d", __func__, 1255 slot_id, NUM_MEMSLOTS); 1256 return 1; 1257 } 1258 if (guest_start > guest_end) { 1259 qxl_set_guest_bug(d, "%s: guest_start > guest_end 0x%" PRIx64 1260 " > 0x%" PRIx64, __func__, guest_start, guest_end); 1261 return 1; 1262 } 1263 1264 for (i = 0; i < ARRAY_SIZE(regions); i++) { 1265 pci_region = regions[i]; 1266 pci_start = d->pci.io_regions[pci_region].addr; 1267 pci_end = pci_start + d->pci.io_regions[pci_region].size; 1268 /* mapped? */ 1269 if (pci_start == -1) { 1270 continue; 1271 } 1272 /* start address in range ? */ 1273 if (guest_start < pci_start || guest_start > pci_end) { 1274 continue; 1275 } 1276 /* end address in range ? */ 1277 if (guest_end > pci_end) { 1278 continue; 1279 } 1280 /* passed */ 1281 break; 1282 } 1283 if (i == ARRAY_SIZE(regions)) { 1284 qxl_set_guest_bug(d, "%s: finished loop without match", __func__); 1285 return 1; 1286 } 1287 1288 switch (pci_region) { 1289 case QXL_RAM_RANGE_INDEX: 1290 virt_start = (intptr_t)memory_region_get_ram_ptr(&d->vga.vram); 1291 break; 1292 case QXL_VRAM_RANGE_INDEX: 1293 case 4 /* vram 64bit */: 1294 virt_start = (intptr_t)memory_region_get_ram_ptr(&d->vram_bar); 1295 break; 1296 default: 1297 /* should not happen */ 1298 qxl_set_guest_bug(d, "%s: pci_region = %d", __func__, pci_region); 1299 return 1; 1300 } 1301 1302 memslot.slot_id = slot_id; 1303 memslot.slot_group_id = MEMSLOT_GROUP_GUEST; /* guest group */ 1304 memslot.virt_start = virt_start + (guest_start - pci_start); 1305 memslot.virt_end = virt_start + (guest_end - pci_start); 1306 memslot.addr_delta = memslot.virt_start - delta; 1307 memslot.generation = d->rom->slot_generation = 0; 1308 qxl_rom_set_dirty(d); 1309 1310 qemu_spice_add_memslot(&d->ssd, &memslot, async); 1311 d->guest_slots[slot_id].ptr = (void*)memslot.virt_start; 1312 d->guest_slots[slot_id].size = memslot.virt_end - memslot.virt_start; 1313 d->guest_slots[slot_id].delta = delta; 1314 d->guest_slots[slot_id].active = 1; 1315 return 0; 1316 } 1317 1318 static void qxl_del_memslot(PCIQXLDevice *d, uint32_t slot_id) 1319 { 1320 qemu_spice_del_memslot(&d->ssd, MEMSLOT_GROUP_HOST, slot_id); 1321 d->guest_slots[slot_id].active = 0; 1322 } 1323 1324 static void qxl_reset_memslots(PCIQXLDevice *d) 1325 { 1326 qxl_spice_reset_memslots(d); 1327 memset(&d->guest_slots, 0, sizeof(d->guest_slots)); 1328 } 1329 1330 static void qxl_reset_surfaces(PCIQXLDevice *d) 1331 { 1332 trace_qxl_reset_surfaces(d->id); 1333 d->mode = QXL_MODE_UNDEFINED; 1334 qxl_spice_destroy_surfaces(d, QXL_SYNC); 1335 } 1336 1337 /* can be also called from spice server thread context */ 1338 void *qxl_phys2virt(PCIQXLDevice *qxl, QXLPHYSICAL pqxl, int group_id) 1339 { 1340 uint64_t phys = le64_to_cpu(pqxl); 1341 uint32_t slot = (phys >> (64 - 8)) & 0xff; 1342 uint64_t offset = phys & 0xffffffffffff; 1343 1344 switch (group_id) { 1345 case MEMSLOT_GROUP_HOST: 1346 return (void *)(intptr_t)offset; 1347 case MEMSLOT_GROUP_GUEST: 1348 if (slot >= NUM_MEMSLOTS) { 1349 qxl_set_guest_bug(qxl, "slot too large %d >= %d", slot, 1350 NUM_MEMSLOTS); 1351 return NULL; 1352 } 1353 if (!qxl->guest_slots[slot].active) { 1354 qxl_set_guest_bug(qxl, "inactive slot %d\n", slot); 1355 return NULL; 1356 } 1357 if (offset < qxl->guest_slots[slot].delta) { 1358 qxl_set_guest_bug(qxl, 1359 "slot %d offset %"PRIu64" < delta %"PRIu64"\n", 1360 slot, offset, qxl->guest_slots[slot].delta); 1361 return NULL; 1362 } 1363 offset -= qxl->guest_slots[slot].delta; 1364 if (offset > qxl->guest_slots[slot].size) { 1365 qxl_set_guest_bug(qxl, 1366 "slot %d offset %"PRIu64" > size %"PRIu64"\n", 1367 slot, offset, qxl->guest_slots[slot].size); 1368 return NULL; 1369 } 1370 return qxl->guest_slots[slot].ptr + offset; 1371 } 1372 return NULL; 1373 } 1374 1375 static void qxl_create_guest_primary_complete(PCIQXLDevice *qxl) 1376 { 1377 /* for local rendering */ 1378 qxl_render_resize(qxl); 1379 } 1380 1381 static void qxl_create_guest_primary(PCIQXLDevice *qxl, int loadvm, 1382 qxl_async_io async) 1383 { 1384 QXLDevSurfaceCreate surface; 1385 QXLSurfaceCreate *sc = &qxl->guest_primary.surface; 1386 uint32_t requested_height = le32_to_cpu(sc->height); 1387 int requested_stride = le32_to_cpu(sc->stride); 1388 1389 if (requested_stride == INT32_MIN || 1390 abs(requested_stride) * (uint64_t)requested_height 1391 > qxl->vgamem_size) { 1392 qxl_set_guest_bug(qxl, "%s: requested primary larger than framebuffer" 1393 " stride %d x height %" PRIu32 " > %" PRIu32, 1394 __func__, requested_stride, requested_height, 1395 qxl->vgamem_size); 1396 return; 1397 } 1398 1399 if (qxl->mode == QXL_MODE_NATIVE) { 1400 qxl_set_guest_bug(qxl, "%s: nop since already in QXL_MODE_NATIVE", 1401 __func__); 1402 } 1403 qxl_exit_vga_mode(qxl); 1404 1405 surface.format = le32_to_cpu(sc->format); 1406 surface.height = le32_to_cpu(sc->height); 1407 surface.mem = le64_to_cpu(sc->mem); 1408 surface.position = le32_to_cpu(sc->position); 1409 surface.stride = le32_to_cpu(sc->stride); 1410 surface.width = le32_to_cpu(sc->width); 1411 surface.type = le32_to_cpu(sc->type); 1412 surface.flags = le32_to_cpu(sc->flags); 1413 trace_qxl_create_guest_primary(qxl->id, sc->width, sc->height, sc->mem, 1414 sc->format, sc->position); 1415 trace_qxl_create_guest_primary_rest(qxl->id, sc->stride, sc->type, 1416 sc->flags); 1417 1418 if ((surface.stride & 0x3) != 0) { 1419 qxl_set_guest_bug(qxl, "primary surface stride = %d %% 4 != 0", 1420 surface.stride); 1421 return; 1422 } 1423 1424 surface.mouse_mode = true; 1425 surface.group_id = MEMSLOT_GROUP_GUEST; 1426 if (loadvm) { 1427 surface.flags |= QXL_SURF_FLAG_KEEP_DATA; 1428 } 1429 1430 qxl->mode = QXL_MODE_NATIVE; 1431 qxl->cmdflags = 0; 1432 qemu_spice_create_primary_surface(&qxl->ssd, 0, &surface, async); 1433 1434 if (async == QXL_SYNC) { 1435 qxl_create_guest_primary_complete(qxl); 1436 } 1437 } 1438 1439 /* return 1 if surface destoy was initiated (in QXL_ASYNC case) or 1440 * done (in QXL_SYNC case), 0 otherwise. */ 1441 static int qxl_destroy_primary(PCIQXLDevice *d, qxl_async_io async) 1442 { 1443 if (d->mode == QXL_MODE_UNDEFINED) { 1444 return 0; 1445 } 1446 trace_qxl_destroy_primary(d->id); 1447 d->mode = QXL_MODE_UNDEFINED; 1448 qemu_spice_destroy_primary_surface(&d->ssd, 0, async); 1449 qxl_spice_reset_cursor(d); 1450 return 1; 1451 } 1452 1453 static void qxl_set_mode(PCIQXLDevice *d, unsigned int modenr, int loadvm) 1454 { 1455 pcibus_t start = d->pci.io_regions[QXL_RAM_RANGE_INDEX].addr; 1456 pcibus_t end = d->pci.io_regions[QXL_RAM_RANGE_INDEX].size + start; 1457 QXLMode *mode = d->modes->modes + modenr; 1458 uint64_t devmem = d->pci.io_regions[QXL_RAM_RANGE_INDEX].addr; 1459 QXLMemSlot slot = { 1460 .mem_start = start, 1461 .mem_end = end 1462 }; 1463 1464 if (modenr >= d->modes->n_modes) { 1465 qxl_set_guest_bug(d, "mode number out of range"); 1466 return; 1467 } 1468 1469 QXLSurfaceCreate surface = { 1470 .width = mode->x_res, 1471 .height = mode->y_res, 1472 .stride = -mode->x_res * 4, 1473 .format = SPICE_SURFACE_FMT_32_xRGB, 1474 .flags = loadvm ? QXL_SURF_FLAG_KEEP_DATA : 0, 1475 .mouse_mode = true, 1476 .mem = devmem + d->shadow_rom.draw_area_offset, 1477 }; 1478 1479 trace_qxl_set_mode(d->id, modenr, mode->x_res, mode->y_res, mode->bits, 1480 devmem); 1481 if (!loadvm) { 1482 qxl_hard_reset(d, 0); 1483 } 1484 1485 d->guest_slots[0].slot = slot; 1486 assert(qxl_add_memslot(d, 0, devmem, QXL_SYNC) == 0); 1487 1488 d->guest_primary.surface = surface; 1489 qxl_create_guest_primary(d, 0, QXL_SYNC); 1490 1491 d->mode = QXL_MODE_COMPAT; 1492 d->cmdflags = QXL_COMMAND_FLAG_COMPAT; 1493 if (mode->bits == 16) { 1494 d->cmdflags |= QXL_COMMAND_FLAG_COMPAT_16BPP; 1495 } 1496 d->shadow_rom.mode = cpu_to_le32(modenr); 1497 d->rom->mode = cpu_to_le32(modenr); 1498 qxl_rom_set_dirty(d); 1499 } 1500 1501 static void ioport_write(void *opaque, hwaddr addr, 1502 uint64_t val, unsigned size) 1503 { 1504 PCIQXLDevice *d = opaque; 1505 uint32_t io_port = addr; 1506 qxl_async_io async = QXL_SYNC; 1507 uint32_t orig_io_port = io_port; 1508 1509 if (d->guest_bug && io_port != QXL_IO_RESET) { 1510 return; 1511 } 1512 1513 if (d->revision <= QXL_REVISION_STABLE_V10 && 1514 io_port > QXL_IO_FLUSH_RELEASE) { 1515 qxl_set_guest_bug(d, "unsupported io %d for revision %d\n", 1516 io_port, d->revision); 1517 return; 1518 } 1519 1520 switch (io_port) { 1521 case QXL_IO_RESET: 1522 case QXL_IO_SET_MODE: 1523 case QXL_IO_MEMSLOT_ADD: 1524 case QXL_IO_MEMSLOT_DEL: 1525 case QXL_IO_CREATE_PRIMARY: 1526 case QXL_IO_UPDATE_IRQ: 1527 case QXL_IO_LOG: 1528 case QXL_IO_MEMSLOT_ADD_ASYNC: 1529 case QXL_IO_CREATE_PRIMARY_ASYNC: 1530 break; 1531 default: 1532 if (d->mode != QXL_MODE_VGA) { 1533 break; 1534 } 1535 trace_qxl_io_unexpected_vga_mode(d->id, 1536 addr, val, io_port_to_string(io_port)); 1537 /* be nice to buggy guest drivers */ 1538 if (io_port >= QXL_IO_UPDATE_AREA_ASYNC && 1539 io_port < QXL_IO_RANGE_SIZE) { 1540 qxl_send_events(d, QXL_INTERRUPT_IO_CMD); 1541 } 1542 return; 1543 } 1544 1545 /* we change the io_port to avoid ifdeffery in the main switch */ 1546 orig_io_port = io_port; 1547 switch (io_port) { 1548 case QXL_IO_UPDATE_AREA_ASYNC: 1549 io_port = QXL_IO_UPDATE_AREA; 1550 goto async_common; 1551 case QXL_IO_MEMSLOT_ADD_ASYNC: 1552 io_port = QXL_IO_MEMSLOT_ADD; 1553 goto async_common; 1554 case QXL_IO_CREATE_PRIMARY_ASYNC: 1555 io_port = QXL_IO_CREATE_PRIMARY; 1556 goto async_common; 1557 case QXL_IO_DESTROY_PRIMARY_ASYNC: 1558 io_port = QXL_IO_DESTROY_PRIMARY; 1559 goto async_common; 1560 case QXL_IO_DESTROY_SURFACE_ASYNC: 1561 io_port = QXL_IO_DESTROY_SURFACE_WAIT; 1562 goto async_common; 1563 case QXL_IO_DESTROY_ALL_SURFACES_ASYNC: 1564 io_port = QXL_IO_DESTROY_ALL_SURFACES; 1565 goto async_common; 1566 case QXL_IO_FLUSH_SURFACES_ASYNC: 1567 case QXL_IO_MONITORS_CONFIG_ASYNC: 1568 async_common: 1569 async = QXL_ASYNC; 1570 qemu_mutex_lock(&d->async_lock); 1571 if (d->current_async != QXL_UNDEFINED_IO) { 1572 qxl_set_guest_bug(d, "%d async started before last (%d) complete", 1573 io_port, d->current_async); 1574 qemu_mutex_unlock(&d->async_lock); 1575 return; 1576 } 1577 d->current_async = orig_io_port; 1578 qemu_mutex_unlock(&d->async_lock); 1579 break; 1580 default: 1581 break; 1582 } 1583 trace_qxl_io_write(d->id, qxl_mode_to_string(d->mode), 1584 addr, io_port_to_string(addr), 1585 val, size, async); 1586 1587 switch (io_port) { 1588 case QXL_IO_UPDATE_AREA: 1589 { 1590 QXLCookie *cookie = NULL; 1591 QXLRect update = d->ram->update_area; 1592 1593 if (d->ram->update_surface > d->ssd.num_surfaces) { 1594 qxl_set_guest_bug(d, "QXL_IO_UPDATE_AREA: invalid surface id %d\n", 1595 d->ram->update_surface); 1596 break; 1597 } 1598 if (update.left >= update.right || update.top >= update.bottom || 1599 update.left < 0 || update.top < 0) { 1600 qxl_set_guest_bug(d, 1601 "QXL_IO_UPDATE_AREA: invalid area (%ux%u)x(%ux%u)\n", 1602 update.left, update.top, update.right, update.bottom); 1603 if (update.left == update.right || update.top == update.bottom) { 1604 /* old drivers may provide empty area, keep going */ 1605 qxl_clear_guest_bug(d); 1606 goto cancel_async; 1607 } 1608 break; 1609 } 1610 if (async == QXL_ASYNC) { 1611 cookie = qxl_cookie_new(QXL_COOKIE_TYPE_IO, 1612 QXL_IO_UPDATE_AREA_ASYNC); 1613 cookie->u.area = update; 1614 } 1615 qxl_spice_update_area(d, d->ram->update_surface, 1616 cookie ? &cookie->u.area : &update, 1617 NULL, 0, 0, async, cookie); 1618 break; 1619 } 1620 case QXL_IO_NOTIFY_CMD: 1621 qemu_spice_wakeup(&d->ssd); 1622 break; 1623 case QXL_IO_NOTIFY_CURSOR: 1624 qemu_spice_wakeup(&d->ssd); 1625 break; 1626 case QXL_IO_UPDATE_IRQ: 1627 qxl_update_irq(d); 1628 break; 1629 case QXL_IO_NOTIFY_OOM: 1630 if (!SPICE_RING_IS_EMPTY(&d->ram->release_ring)) { 1631 break; 1632 } 1633 d->oom_running = 1; 1634 qxl_spice_oom(d); 1635 d->oom_running = 0; 1636 break; 1637 case QXL_IO_SET_MODE: 1638 qxl_set_mode(d, val, 0); 1639 break; 1640 case QXL_IO_LOG: 1641 trace_qxl_io_log(d->id, d->ram->log_buf); 1642 if (d->guestdebug) { 1643 fprintf(stderr, "qxl/guest-%d: %" PRId64 ": %s", d->id, 1644 qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL), d->ram->log_buf); 1645 } 1646 break; 1647 case QXL_IO_RESET: 1648 qxl_hard_reset(d, 0); 1649 break; 1650 case QXL_IO_MEMSLOT_ADD: 1651 if (val >= NUM_MEMSLOTS) { 1652 qxl_set_guest_bug(d, "QXL_IO_MEMSLOT_ADD: val out of range"); 1653 break; 1654 } 1655 if (d->guest_slots[val].active) { 1656 qxl_set_guest_bug(d, 1657 "QXL_IO_MEMSLOT_ADD: memory slot already active"); 1658 break; 1659 } 1660 d->guest_slots[val].slot = d->ram->mem_slot; 1661 qxl_add_memslot(d, val, 0, async); 1662 break; 1663 case QXL_IO_MEMSLOT_DEL: 1664 if (val >= NUM_MEMSLOTS) { 1665 qxl_set_guest_bug(d, "QXL_IO_MEMSLOT_DEL: val out of range"); 1666 break; 1667 } 1668 qxl_del_memslot(d, val); 1669 break; 1670 case QXL_IO_CREATE_PRIMARY: 1671 if (val != 0) { 1672 qxl_set_guest_bug(d, "QXL_IO_CREATE_PRIMARY (async=%d): val != 0", 1673 async); 1674 goto cancel_async; 1675 } 1676 d->guest_primary.surface = d->ram->create_surface; 1677 qxl_create_guest_primary(d, 0, async); 1678 break; 1679 case QXL_IO_DESTROY_PRIMARY: 1680 if (val != 0) { 1681 qxl_set_guest_bug(d, "QXL_IO_DESTROY_PRIMARY (async=%d): val != 0", 1682 async); 1683 goto cancel_async; 1684 } 1685 if (!qxl_destroy_primary(d, async)) { 1686 trace_qxl_io_destroy_primary_ignored(d->id, 1687 qxl_mode_to_string(d->mode)); 1688 goto cancel_async; 1689 } 1690 break; 1691 case QXL_IO_DESTROY_SURFACE_WAIT: 1692 if (val >= d->ssd.num_surfaces) { 1693 qxl_set_guest_bug(d, "QXL_IO_DESTROY_SURFACE (async=%d):" 1694 "%" PRIu64 " >= NUM_SURFACES", async, val); 1695 goto cancel_async; 1696 } 1697 qxl_spice_destroy_surface_wait(d, val, async); 1698 break; 1699 case QXL_IO_FLUSH_RELEASE: { 1700 QXLReleaseRing *ring = &d->ram->release_ring; 1701 if (ring->prod - ring->cons + 1 == ring->num_items) { 1702 fprintf(stderr, 1703 "ERROR: no flush, full release ring [p%d,%dc]\n", 1704 ring->prod, ring->cons); 1705 } 1706 qxl_push_free_res(d, 1 /* flush */); 1707 break; 1708 } 1709 case QXL_IO_FLUSH_SURFACES_ASYNC: 1710 qxl_spice_flush_surfaces_async(d); 1711 break; 1712 case QXL_IO_DESTROY_ALL_SURFACES: 1713 d->mode = QXL_MODE_UNDEFINED; 1714 qxl_spice_destroy_surfaces(d, async); 1715 break; 1716 case QXL_IO_MONITORS_CONFIG_ASYNC: 1717 qxl_spice_monitors_config_async(d, 0); 1718 break; 1719 default: 1720 qxl_set_guest_bug(d, "%s: unexpected ioport=0x%x\n", __func__, io_port); 1721 } 1722 return; 1723 cancel_async: 1724 if (async) { 1725 qxl_send_events(d, QXL_INTERRUPT_IO_CMD); 1726 qemu_mutex_lock(&d->async_lock); 1727 d->current_async = QXL_UNDEFINED_IO; 1728 qemu_mutex_unlock(&d->async_lock); 1729 } 1730 } 1731 1732 static uint64_t ioport_read(void *opaque, hwaddr addr, 1733 unsigned size) 1734 { 1735 PCIQXLDevice *qxl = opaque; 1736 1737 trace_qxl_io_read_unexpected(qxl->id); 1738 return 0xff; 1739 } 1740 1741 static const MemoryRegionOps qxl_io_ops = { 1742 .read = ioport_read, 1743 .write = ioport_write, 1744 .valid = { 1745 .min_access_size = 1, 1746 .max_access_size = 1, 1747 }, 1748 }; 1749 1750 static void qxl_update_irq_bh(void *opaque) 1751 { 1752 PCIQXLDevice *d = opaque; 1753 qxl_update_irq(d); 1754 } 1755 1756 static void qxl_send_events(PCIQXLDevice *d, uint32_t events) 1757 { 1758 uint32_t old_pending; 1759 uint32_t le_events = cpu_to_le32(events); 1760 1761 trace_qxl_send_events(d->id, events); 1762 if (!qemu_spice_display_is_running(&d->ssd)) { 1763 /* spice-server tracks guest running state and should not do this */ 1764 fprintf(stderr, "%s: spice-server bug: guest stopped, ignoring\n", 1765 __func__); 1766 trace_qxl_send_events_vm_stopped(d->id, events); 1767 return; 1768 } 1769 old_pending = atomic_fetch_or(&d->ram->int_pending, le_events); 1770 if ((old_pending & le_events) == le_events) { 1771 return; 1772 } 1773 qemu_bh_schedule(d->update_irq); 1774 } 1775 1776 /* graphics console */ 1777 1778 static void qxl_hw_update(void *opaque) 1779 { 1780 PCIQXLDevice *qxl = opaque; 1781 1782 qxl_render_update(qxl); 1783 } 1784 1785 static void qxl_dirty_surfaces(PCIQXLDevice *qxl) 1786 { 1787 uintptr_t vram_start; 1788 int i; 1789 1790 if (qxl->mode != QXL_MODE_NATIVE && qxl->mode != QXL_MODE_COMPAT) { 1791 return; 1792 } 1793 1794 /* dirty the primary surface */ 1795 qxl_set_dirty(&qxl->vga.vram, qxl->shadow_rom.draw_area_offset, 1796 qxl->shadow_rom.surface0_area_size); 1797 1798 vram_start = (uintptr_t)memory_region_get_ram_ptr(&qxl->vram_bar); 1799 1800 /* dirty the off-screen surfaces */ 1801 for (i = 0; i < qxl->ssd.num_surfaces; i++) { 1802 QXLSurfaceCmd *cmd; 1803 intptr_t surface_offset; 1804 int surface_size; 1805 1806 if (qxl->guest_surfaces.cmds[i] == 0) { 1807 continue; 1808 } 1809 1810 cmd = qxl_phys2virt(qxl, qxl->guest_surfaces.cmds[i], 1811 MEMSLOT_GROUP_GUEST); 1812 assert(cmd); 1813 assert(cmd->type == QXL_SURFACE_CMD_CREATE); 1814 surface_offset = (intptr_t)qxl_phys2virt(qxl, 1815 cmd->u.surface_create.data, 1816 MEMSLOT_GROUP_GUEST); 1817 assert(surface_offset); 1818 surface_offset -= vram_start; 1819 surface_size = cmd->u.surface_create.height * 1820 abs(cmd->u.surface_create.stride); 1821 trace_qxl_surfaces_dirty(qxl->id, i, (int)surface_offset, surface_size); 1822 qxl_set_dirty(&qxl->vram_bar, surface_offset, surface_size); 1823 } 1824 } 1825 1826 static void qxl_vm_change_state_handler(void *opaque, int running, 1827 RunState state) 1828 { 1829 PCIQXLDevice *qxl = opaque; 1830 1831 if (running) { 1832 /* 1833 * if qxl_send_events was called from spice server context before 1834 * migration ended, qxl_update_irq for these events might not have been 1835 * called 1836 */ 1837 qxl_update_irq(qxl); 1838 } else { 1839 /* make sure surfaces are saved before migration */ 1840 qxl_dirty_surfaces(qxl); 1841 } 1842 } 1843 1844 /* display change listener */ 1845 1846 static void display_update(DisplayChangeListener *dcl, 1847 int x, int y, int w, int h) 1848 { 1849 PCIQXLDevice *qxl = container_of(dcl, PCIQXLDevice, ssd.dcl); 1850 1851 if (qxl->mode == QXL_MODE_VGA) { 1852 qemu_spice_display_update(&qxl->ssd, x, y, w, h); 1853 } 1854 } 1855 1856 static void display_switch(DisplayChangeListener *dcl, 1857 struct DisplaySurface *surface) 1858 { 1859 PCIQXLDevice *qxl = container_of(dcl, PCIQXLDevice, ssd.dcl); 1860 1861 qxl->ssd.ds = surface; 1862 if (qxl->mode == QXL_MODE_VGA) { 1863 qemu_spice_display_switch(&qxl->ssd, surface); 1864 } 1865 } 1866 1867 static void display_refresh(DisplayChangeListener *dcl) 1868 { 1869 PCIQXLDevice *qxl = container_of(dcl, PCIQXLDevice, ssd.dcl); 1870 1871 if (qxl->mode == QXL_MODE_VGA) { 1872 qemu_spice_display_refresh(&qxl->ssd); 1873 } 1874 } 1875 1876 static DisplayChangeListenerOps display_listener_ops = { 1877 .dpy_name = "spice/qxl", 1878 .dpy_gfx_update = display_update, 1879 .dpy_gfx_switch = display_switch, 1880 .dpy_refresh = display_refresh, 1881 }; 1882 1883 static void qxl_init_ramsize(PCIQXLDevice *qxl) 1884 { 1885 /* vga mode framebuffer / primary surface (bar 0, first part) */ 1886 if (qxl->vgamem_size_mb < 8) { 1887 qxl->vgamem_size_mb = 8; 1888 } 1889 /* XXX: we round vgamem_size_mb up to a nearest power of two and it must be 1890 * less than vga_common_init()'s maximum on qxl->vga.vram_size (512 now). 1891 */ 1892 if (qxl->vgamem_size_mb > 256) { 1893 qxl->vgamem_size_mb = 256; 1894 } 1895 qxl->vgamem_size = qxl->vgamem_size_mb * 1024 * 1024; 1896 1897 /* vga ram (bar 0, total) */ 1898 if (qxl->ram_size_mb != -1) { 1899 qxl->vga.vram_size = qxl->ram_size_mb * 1024 * 1024; 1900 } 1901 if (qxl->vga.vram_size < qxl->vgamem_size * 2) { 1902 qxl->vga.vram_size = qxl->vgamem_size * 2; 1903 } 1904 1905 /* vram32 (surfaces, 32bit, bar 1) */ 1906 if (qxl->vram32_size_mb != -1) { 1907 qxl->vram32_size = qxl->vram32_size_mb * 1024 * 1024; 1908 } 1909 if (qxl->vram32_size < 4096) { 1910 qxl->vram32_size = 4096; 1911 } 1912 1913 /* vram (surfaces, 64bit, bar 4+5) */ 1914 if (qxl->vram_size_mb != -1) { 1915 qxl->vram_size = qxl->vram_size_mb * 1024 * 1024; 1916 } 1917 if (qxl->vram_size < qxl->vram32_size) { 1918 qxl->vram_size = qxl->vram32_size; 1919 } 1920 1921 if (qxl->revision == 1) { 1922 qxl->vram32_size = 4096; 1923 qxl->vram_size = 4096; 1924 } 1925 qxl->vgamem_size = pow2ceil(qxl->vgamem_size); 1926 qxl->vga.vram_size = pow2ceil(qxl->vga.vram_size); 1927 qxl->vram32_size = pow2ceil(qxl->vram32_size); 1928 qxl->vram_size = pow2ceil(qxl->vram_size); 1929 } 1930 1931 static void qxl_realize_common(PCIQXLDevice *qxl, Error **errp) 1932 { 1933 uint8_t* config = qxl->pci.config; 1934 uint32_t pci_device_rev; 1935 uint32_t io_size; 1936 1937 qxl->mode = QXL_MODE_UNDEFINED; 1938 qxl->generation = 1; 1939 qxl->num_memslots = NUM_MEMSLOTS; 1940 qemu_mutex_init(&qxl->track_lock); 1941 qemu_mutex_init(&qxl->async_lock); 1942 qxl->current_async = QXL_UNDEFINED_IO; 1943 qxl->guest_bug = 0; 1944 1945 switch (qxl->revision) { 1946 case 1: /* spice 0.4 -- qxl-1 */ 1947 pci_device_rev = QXL_REVISION_STABLE_V04; 1948 io_size = 8; 1949 break; 1950 case 2: /* spice 0.6 -- qxl-2 */ 1951 pci_device_rev = QXL_REVISION_STABLE_V06; 1952 io_size = 16; 1953 break; 1954 case 3: /* qxl-3 */ 1955 pci_device_rev = QXL_REVISION_STABLE_V10; 1956 io_size = 32; /* PCI region size must be pow2 */ 1957 break; 1958 case 4: /* qxl-4 */ 1959 pci_device_rev = QXL_REVISION_STABLE_V12; 1960 io_size = pow2ceil(QXL_IO_RANGE_SIZE); 1961 break; 1962 default: 1963 error_setg(errp, "Invalid revision %d for qxl device (max %d)", 1964 qxl->revision, QXL_DEFAULT_REVISION); 1965 return; 1966 } 1967 1968 pci_set_byte(&config[PCI_REVISION_ID], pci_device_rev); 1969 pci_set_byte(&config[PCI_INTERRUPT_PIN], 1); 1970 1971 qxl->rom_size = qxl_rom_size(); 1972 memory_region_init_ram(&qxl->rom_bar, OBJECT(qxl), "qxl.vrom", 1973 qxl->rom_size, &error_fatal); 1974 vmstate_register_ram(&qxl->rom_bar, &qxl->pci.qdev); 1975 init_qxl_rom(qxl); 1976 init_qxl_ram(qxl); 1977 1978 qxl->guest_surfaces.cmds = g_new0(QXLPHYSICAL, qxl->ssd.num_surfaces); 1979 memory_region_init_ram(&qxl->vram_bar, OBJECT(qxl), "qxl.vram", 1980 qxl->vram_size, &error_fatal); 1981 vmstate_register_ram(&qxl->vram_bar, &qxl->pci.qdev); 1982 memory_region_init_alias(&qxl->vram32_bar, OBJECT(qxl), "qxl.vram32", 1983 &qxl->vram_bar, 0, qxl->vram32_size); 1984 1985 memory_region_init_io(&qxl->io_bar, OBJECT(qxl), &qxl_io_ops, qxl, 1986 "qxl-ioports", io_size); 1987 if (qxl->id == 0) { 1988 vga_dirty_log_start(&qxl->vga); 1989 } 1990 memory_region_set_flush_coalesced(&qxl->io_bar); 1991 1992 1993 pci_register_bar(&qxl->pci, QXL_IO_RANGE_INDEX, 1994 PCI_BASE_ADDRESS_SPACE_IO, &qxl->io_bar); 1995 1996 pci_register_bar(&qxl->pci, QXL_ROM_RANGE_INDEX, 1997 PCI_BASE_ADDRESS_SPACE_MEMORY, &qxl->rom_bar); 1998 1999 pci_register_bar(&qxl->pci, QXL_RAM_RANGE_INDEX, 2000 PCI_BASE_ADDRESS_SPACE_MEMORY, &qxl->vga.vram); 2001 2002 pci_register_bar(&qxl->pci, QXL_VRAM_RANGE_INDEX, 2003 PCI_BASE_ADDRESS_SPACE_MEMORY, &qxl->vram32_bar); 2004 2005 if (qxl->vram32_size < qxl->vram_size) { 2006 /* 2007 * Make the 64bit vram bar show up only in case it is 2008 * configured to be larger than the 32bit vram bar. 2009 */ 2010 pci_register_bar(&qxl->pci, QXL_VRAM64_RANGE_INDEX, 2011 PCI_BASE_ADDRESS_SPACE_MEMORY | 2012 PCI_BASE_ADDRESS_MEM_TYPE_64 | 2013 PCI_BASE_ADDRESS_MEM_PREFETCH, 2014 &qxl->vram_bar); 2015 } 2016 2017 /* print pci bar details */ 2018 dprint(qxl, 1, "ram/%s: %d MB [region 0]\n", 2019 qxl->id == 0 ? "pri" : "sec", 2020 qxl->vga.vram_size / (1024*1024)); 2021 dprint(qxl, 1, "vram/32: %d MB [region 1]\n", 2022 qxl->vram32_size / (1024*1024)); 2023 dprint(qxl, 1, "vram/64: %d MB %s\n", 2024 qxl->vram_size / (1024*1024), 2025 qxl->vram32_size < qxl->vram_size ? "[region 4]" : "[unmapped]"); 2026 2027 qxl->ssd.qxl.base.sif = &qxl_interface.base; 2028 if (qemu_spice_add_display_interface(&qxl->ssd.qxl, qxl->vga.con) != 0) { 2029 error_setg(errp, "qxl interface %d.%d not supported by spice-server", 2030 SPICE_INTERFACE_QXL_MAJOR, SPICE_INTERFACE_QXL_MINOR); 2031 return; 2032 } 2033 qemu_add_vm_change_state_handler(qxl_vm_change_state_handler, qxl); 2034 2035 qxl->update_irq = qemu_bh_new(qxl_update_irq_bh, qxl); 2036 qxl_reset_state(qxl); 2037 2038 qxl->update_area_bh = qemu_bh_new(qxl_render_update_area_bh, qxl); 2039 qxl->ssd.cursor_bh = qemu_bh_new(qemu_spice_cursor_refresh_bh, &qxl->ssd); 2040 } 2041 2042 static void qxl_realize_primary(PCIDevice *dev, Error **errp) 2043 { 2044 PCIQXLDevice *qxl = PCI_QXL(dev); 2045 VGACommonState *vga = &qxl->vga; 2046 Error *local_err = NULL; 2047 2048 qxl->id = 0; 2049 qxl_init_ramsize(qxl); 2050 vga->vbe_size = qxl->vgamem_size; 2051 vga->vram_size_mb = qxl->vga.vram_size >> 20; 2052 vga_common_init(vga, OBJECT(dev), true); 2053 vga_init(vga, OBJECT(dev), 2054 pci_address_space(dev), pci_address_space_io(dev), false); 2055 portio_list_init(&qxl->vga_port_list, OBJECT(dev), qxl_vga_portio_list, 2056 vga, "vga"); 2057 portio_list_set_flush_coalesced(&qxl->vga_port_list); 2058 portio_list_add(&qxl->vga_port_list, pci_address_space_io(dev), 0x3b0); 2059 2060 vga->con = graphic_console_init(DEVICE(dev), 0, &qxl_ops, qxl); 2061 qemu_spice_display_init_common(&qxl->ssd); 2062 2063 qxl_realize_common(qxl, &local_err); 2064 if (local_err) { 2065 error_propagate(errp, local_err); 2066 return; 2067 } 2068 2069 qxl->ssd.dcl.ops = &display_listener_ops; 2070 qxl->ssd.dcl.con = vga->con; 2071 register_displaychangelistener(&qxl->ssd.dcl); 2072 } 2073 2074 static void qxl_realize_secondary(PCIDevice *dev, Error **errp) 2075 { 2076 static int device_id = 1; 2077 PCIQXLDevice *qxl = PCI_QXL(dev); 2078 2079 qxl->id = device_id++; 2080 qxl_init_ramsize(qxl); 2081 memory_region_init_ram(&qxl->vga.vram, OBJECT(dev), "qxl.vgavram", 2082 qxl->vga.vram_size, &error_fatal); 2083 vmstate_register_ram(&qxl->vga.vram, &qxl->pci.qdev); 2084 qxl->vga.vram_ptr = memory_region_get_ram_ptr(&qxl->vga.vram); 2085 qxl->vga.con = graphic_console_init(DEVICE(dev), 0, &qxl_ops, qxl); 2086 2087 qxl_realize_common(qxl, errp); 2088 } 2089 2090 static void qxl_pre_save(void *opaque) 2091 { 2092 PCIQXLDevice* d = opaque; 2093 uint8_t *ram_start = d->vga.vram_ptr; 2094 2095 trace_qxl_pre_save(d->id); 2096 if (d->last_release == NULL) { 2097 d->last_release_offset = 0; 2098 } else { 2099 d->last_release_offset = (uint8_t *)d->last_release - ram_start; 2100 } 2101 assert(d->last_release_offset < d->vga.vram_size); 2102 } 2103 2104 static int qxl_pre_load(void *opaque) 2105 { 2106 PCIQXLDevice* d = opaque; 2107 2108 trace_qxl_pre_load(d->id); 2109 qxl_hard_reset(d, 1); 2110 qxl_exit_vga_mode(d); 2111 return 0; 2112 } 2113 2114 static void qxl_create_memslots(PCIQXLDevice *d) 2115 { 2116 int i; 2117 2118 for (i = 0; i < NUM_MEMSLOTS; i++) { 2119 if (!d->guest_slots[i].active) { 2120 continue; 2121 } 2122 qxl_add_memslot(d, i, 0, QXL_SYNC); 2123 } 2124 } 2125 2126 static int qxl_post_load(void *opaque, int version) 2127 { 2128 PCIQXLDevice* d = opaque; 2129 uint8_t *ram_start = d->vga.vram_ptr; 2130 QXLCommandExt *cmds; 2131 int in, out, newmode; 2132 2133 assert(d->last_release_offset < d->vga.vram_size); 2134 if (d->last_release_offset == 0) { 2135 d->last_release = NULL; 2136 } else { 2137 d->last_release = (QXLReleaseInfo *)(ram_start + d->last_release_offset); 2138 } 2139 2140 d->modes = (QXLModes*)((uint8_t*)d->rom + d->rom->modes_offset); 2141 2142 trace_qxl_post_load(d->id, qxl_mode_to_string(d->mode)); 2143 newmode = d->mode; 2144 d->mode = QXL_MODE_UNDEFINED; 2145 2146 switch (newmode) { 2147 case QXL_MODE_UNDEFINED: 2148 qxl_create_memslots(d); 2149 break; 2150 case QXL_MODE_VGA: 2151 qxl_create_memslots(d); 2152 qxl_enter_vga_mode(d); 2153 break; 2154 case QXL_MODE_NATIVE: 2155 qxl_create_memslots(d); 2156 qxl_create_guest_primary(d, 1, QXL_SYNC); 2157 2158 /* replay surface-create and cursor-set commands */ 2159 cmds = g_malloc0(sizeof(QXLCommandExt) * (d->ssd.num_surfaces + 1)); 2160 for (in = 0, out = 0; in < d->ssd.num_surfaces; in++) { 2161 if (d->guest_surfaces.cmds[in] == 0) { 2162 continue; 2163 } 2164 cmds[out].cmd.data = d->guest_surfaces.cmds[in]; 2165 cmds[out].cmd.type = QXL_CMD_SURFACE; 2166 cmds[out].group_id = MEMSLOT_GROUP_GUEST; 2167 out++; 2168 } 2169 if (d->guest_cursor) { 2170 cmds[out].cmd.data = d->guest_cursor; 2171 cmds[out].cmd.type = QXL_CMD_CURSOR; 2172 cmds[out].group_id = MEMSLOT_GROUP_GUEST; 2173 out++; 2174 } 2175 qxl_spice_loadvm_commands(d, cmds, out); 2176 g_free(cmds); 2177 if (d->guest_monitors_config) { 2178 qxl_spice_monitors_config_async(d, 1); 2179 } 2180 break; 2181 case QXL_MODE_COMPAT: 2182 /* note: no need to call qxl_create_memslots, qxl_set_mode 2183 * creates the mem slot. */ 2184 qxl_set_mode(d, d->shadow_rom.mode, 1); 2185 break; 2186 } 2187 return 0; 2188 } 2189 2190 #define QXL_SAVE_VERSION 21 2191 2192 static bool qxl_monitors_config_needed(void *opaque) 2193 { 2194 PCIQXLDevice *qxl = opaque; 2195 2196 return qxl->guest_monitors_config != 0; 2197 } 2198 2199 2200 static VMStateDescription qxl_memslot = { 2201 .name = "qxl-memslot", 2202 .version_id = QXL_SAVE_VERSION, 2203 .minimum_version_id = QXL_SAVE_VERSION, 2204 .fields = (VMStateField[]) { 2205 VMSTATE_UINT64(slot.mem_start, struct guest_slots), 2206 VMSTATE_UINT64(slot.mem_end, struct guest_slots), 2207 VMSTATE_UINT32(active, struct guest_slots), 2208 VMSTATE_END_OF_LIST() 2209 } 2210 }; 2211 2212 static VMStateDescription qxl_surface = { 2213 .name = "qxl-surface", 2214 .version_id = QXL_SAVE_VERSION, 2215 .minimum_version_id = QXL_SAVE_VERSION, 2216 .fields = (VMStateField[]) { 2217 VMSTATE_UINT32(width, QXLSurfaceCreate), 2218 VMSTATE_UINT32(height, QXLSurfaceCreate), 2219 VMSTATE_INT32(stride, QXLSurfaceCreate), 2220 VMSTATE_UINT32(format, QXLSurfaceCreate), 2221 VMSTATE_UINT32(position, QXLSurfaceCreate), 2222 VMSTATE_UINT32(mouse_mode, QXLSurfaceCreate), 2223 VMSTATE_UINT32(flags, QXLSurfaceCreate), 2224 VMSTATE_UINT32(type, QXLSurfaceCreate), 2225 VMSTATE_UINT64(mem, QXLSurfaceCreate), 2226 VMSTATE_END_OF_LIST() 2227 } 2228 }; 2229 2230 static VMStateDescription qxl_vmstate_monitors_config = { 2231 .name = "qxl/monitors-config", 2232 .version_id = 1, 2233 .minimum_version_id = 1, 2234 .needed = qxl_monitors_config_needed, 2235 .fields = (VMStateField[]) { 2236 VMSTATE_UINT64(guest_monitors_config, PCIQXLDevice), 2237 VMSTATE_END_OF_LIST() 2238 }, 2239 }; 2240 2241 static VMStateDescription qxl_vmstate = { 2242 .name = "qxl", 2243 .version_id = QXL_SAVE_VERSION, 2244 .minimum_version_id = QXL_SAVE_VERSION, 2245 .pre_save = qxl_pre_save, 2246 .pre_load = qxl_pre_load, 2247 .post_load = qxl_post_load, 2248 .fields = (VMStateField[]) { 2249 VMSTATE_PCI_DEVICE(pci, PCIQXLDevice), 2250 VMSTATE_STRUCT(vga, PCIQXLDevice, 0, vmstate_vga_common, VGACommonState), 2251 VMSTATE_UINT32(shadow_rom.mode, PCIQXLDevice), 2252 VMSTATE_UINT32(num_free_res, PCIQXLDevice), 2253 VMSTATE_UINT32(last_release_offset, PCIQXLDevice), 2254 VMSTATE_UINT32(mode, PCIQXLDevice), 2255 VMSTATE_UINT32(ssd.unique, PCIQXLDevice), 2256 VMSTATE_INT32_EQUAL(num_memslots, PCIQXLDevice), 2257 VMSTATE_STRUCT_ARRAY(guest_slots, PCIQXLDevice, NUM_MEMSLOTS, 0, 2258 qxl_memslot, struct guest_slots), 2259 VMSTATE_STRUCT(guest_primary.surface, PCIQXLDevice, 0, 2260 qxl_surface, QXLSurfaceCreate), 2261 VMSTATE_INT32_EQUAL(ssd.num_surfaces, PCIQXLDevice), 2262 VMSTATE_VARRAY_INT32(guest_surfaces.cmds, PCIQXLDevice, 2263 ssd.num_surfaces, 0, 2264 vmstate_info_uint64, uint64_t), 2265 VMSTATE_UINT64(guest_cursor, PCIQXLDevice), 2266 VMSTATE_END_OF_LIST() 2267 }, 2268 .subsections = (const VMStateDescription*[]) { 2269 &qxl_vmstate_monitors_config, 2270 NULL 2271 } 2272 }; 2273 2274 static Property qxl_properties[] = { 2275 DEFINE_PROP_UINT32("ram_size", PCIQXLDevice, vga.vram_size, 2276 64 * 1024 * 1024), 2277 DEFINE_PROP_UINT32("vram_size", PCIQXLDevice, vram32_size, 2278 64 * 1024 * 1024), 2279 DEFINE_PROP_UINT32("revision", PCIQXLDevice, revision, 2280 QXL_DEFAULT_REVISION), 2281 DEFINE_PROP_UINT32("debug", PCIQXLDevice, debug, 0), 2282 DEFINE_PROP_UINT32("guestdebug", PCIQXLDevice, guestdebug, 0), 2283 DEFINE_PROP_UINT32("cmdlog", PCIQXLDevice, cmdlog, 0), 2284 DEFINE_PROP_UINT32("ram_size_mb", PCIQXLDevice, ram_size_mb, -1), 2285 DEFINE_PROP_UINT32("vram_size_mb", PCIQXLDevice, vram32_size_mb, -1), 2286 DEFINE_PROP_UINT32("vram64_size_mb", PCIQXLDevice, vram_size_mb, -1), 2287 DEFINE_PROP_UINT32("vgamem_mb", PCIQXLDevice, vgamem_size_mb, 16), 2288 DEFINE_PROP_INT32("surfaces", PCIQXLDevice, ssd.num_surfaces, 1024), 2289 #if SPICE_SERVER_VERSION >= 0x000c06 /* release 0.12.6 */ 2290 DEFINE_PROP_UINT16("max_outputs", PCIQXLDevice, max_outputs, 0), 2291 #endif 2292 DEFINE_PROP_END_OF_LIST(), 2293 }; 2294 2295 static void qxl_pci_class_init(ObjectClass *klass, void *data) 2296 { 2297 DeviceClass *dc = DEVICE_CLASS(klass); 2298 PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); 2299 2300 k->vendor_id = REDHAT_PCI_VENDOR_ID; 2301 k->device_id = QXL_DEVICE_ID_STABLE; 2302 set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories); 2303 dc->reset = qxl_reset_handler; 2304 dc->vmsd = &qxl_vmstate; 2305 dc->props = qxl_properties; 2306 } 2307 2308 static const TypeInfo qxl_pci_type_info = { 2309 .name = TYPE_PCI_QXL, 2310 .parent = TYPE_PCI_DEVICE, 2311 .instance_size = sizeof(PCIQXLDevice), 2312 .abstract = true, 2313 .class_init = qxl_pci_class_init, 2314 }; 2315 2316 static void qxl_primary_class_init(ObjectClass *klass, void *data) 2317 { 2318 DeviceClass *dc = DEVICE_CLASS(klass); 2319 PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); 2320 2321 k->realize = qxl_realize_primary; 2322 k->romfile = "vgabios-qxl.bin"; 2323 k->class_id = PCI_CLASS_DISPLAY_VGA; 2324 dc->desc = "Spice QXL GPU (primary, vga compatible)"; 2325 dc->hotpluggable = false; 2326 } 2327 2328 static const TypeInfo qxl_primary_info = { 2329 .name = "qxl-vga", 2330 .parent = TYPE_PCI_QXL, 2331 .class_init = qxl_primary_class_init, 2332 }; 2333 2334 static void qxl_secondary_class_init(ObjectClass *klass, void *data) 2335 { 2336 DeviceClass *dc = DEVICE_CLASS(klass); 2337 PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); 2338 2339 k->realize = qxl_realize_secondary; 2340 k->class_id = PCI_CLASS_DISPLAY_OTHER; 2341 dc->desc = "Spice QXL GPU (secondary)"; 2342 } 2343 2344 static const TypeInfo qxl_secondary_info = { 2345 .name = "qxl", 2346 .parent = TYPE_PCI_QXL, 2347 .class_init = qxl_secondary_class_init, 2348 }; 2349 2350 static void qxl_register_types(void) 2351 { 2352 type_register_static(&qxl_pci_type_info); 2353 type_register_static(&qxl_primary_info); 2354 type_register_static(&qxl_secondary_info); 2355 } 2356 2357 type_init(qxl_register_types) 2358