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 "monitor/monitor.h" 29 #include "sysemu/sysemu.h" 30 #include "trace.h" 31 32 #include "qxl.h" 33 34 /* 35 * NOTE: SPICE_RING_PROD_ITEM accesses memory on the pci bar and as 36 * such can be changed by the guest, so to avoid a guest trigerrable 37 * abort we just qxl_set_guest_bug and set the return to NULL. Still 38 * it may happen as a result of emulator bug as well. 39 */ 40 #undef SPICE_RING_PROD_ITEM 41 #define SPICE_RING_PROD_ITEM(qxl, r, ret) { \ 42 uint32_t prod = (r)->prod & SPICE_RING_INDEX_MASK(r); \ 43 if (prod >= ARRAY_SIZE((r)->items)) { \ 44 qxl_set_guest_bug(qxl, "SPICE_RING_PROD_ITEM indices mismatch " \ 45 "%u >= %zu", prod, ARRAY_SIZE((r)->items)); \ 46 ret = NULL; \ 47 } else { \ 48 ret = &(r)->items[prod].el; \ 49 } \ 50 } 51 52 #undef SPICE_RING_CONS_ITEM 53 #define SPICE_RING_CONS_ITEM(qxl, r, ret) { \ 54 uint32_t cons = (r)->cons & SPICE_RING_INDEX_MASK(r); \ 55 if (cons >= ARRAY_SIZE((r)->items)) { \ 56 qxl_set_guest_bug(qxl, "SPICE_RING_CONS_ITEM indices mismatch " \ 57 "%u >= %zu", cons, ARRAY_SIZE((r)->items)); \ 58 ret = NULL; \ 59 } else { \ 60 ret = &(r)->items[cons].el; \ 61 } \ 62 } 63 64 #undef ALIGN 65 #define ALIGN(a, b) (((a) + ((b) - 1)) & ~((b) - 1)) 66 67 #define PIXEL_SIZE 0.2936875 //1280x1024 is 14.8" x 11.9" 68 69 #define QXL_MODE(_x, _y, _b, _o) \ 70 { .x_res = _x, \ 71 .y_res = _y, \ 72 .bits = _b, \ 73 .stride = (_x) * (_b) / 8, \ 74 .x_mili = PIXEL_SIZE * (_x), \ 75 .y_mili = PIXEL_SIZE * (_y), \ 76 .orientation = _o, \ 77 } 78 79 #define QXL_MODE_16_32(x_res, y_res, orientation) \ 80 QXL_MODE(x_res, y_res, 16, orientation), \ 81 QXL_MODE(x_res, y_res, 32, orientation) 82 83 #define QXL_MODE_EX(x_res, y_res) \ 84 QXL_MODE_16_32(x_res, y_res, 0), \ 85 QXL_MODE_16_32(x_res, y_res, 1) 86 87 static QXLMode qxl_modes[] = { 88 QXL_MODE_EX(640, 480), 89 QXL_MODE_EX(800, 480), 90 QXL_MODE_EX(800, 600), 91 QXL_MODE_EX(832, 624), 92 QXL_MODE_EX(960, 640), 93 QXL_MODE_EX(1024, 600), 94 QXL_MODE_EX(1024, 768), 95 QXL_MODE_EX(1152, 864), 96 QXL_MODE_EX(1152, 870), 97 QXL_MODE_EX(1280, 720), 98 QXL_MODE_EX(1280, 760), 99 QXL_MODE_EX(1280, 768), 100 QXL_MODE_EX(1280, 800), 101 QXL_MODE_EX(1280, 960), 102 QXL_MODE_EX(1280, 1024), 103 QXL_MODE_EX(1360, 768), 104 QXL_MODE_EX(1366, 768), 105 QXL_MODE_EX(1400, 1050), 106 QXL_MODE_EX(1440, 900), 107 QXL_MODE_EX(1600, 900), 108 QXL_MODE_EX(1600, 1200), 109 QXL_MODE_EX(1680, 1050), 110 QXL_MODE_EX(1920, 1080), 111 /* these modes need more than 8 MB video memory */ 112 QXL_MODE_EX(1920, 1200), 113 QXL_MODE_EX(1920, 1440), 114 QXL_MODE_EX(2000, 2000), 115 QXL_MODE_EX(2048, 1536), 116 QXL_MODE_EX(2048, 2048), 117 QXL_MODE_EX(2560, 1440), 118 QXL_MODE_EX(2560, 1600), 119 /* these modes need more than 16 MB video memory */ 120 QXL_MODE_EX(2560, 2048), 121 QXL_MODE_EX(2800, 2100), 122 QXL_MODE_EX(3200, 2400), 123 QXL_MODE_EX(3840, 2160), /* 4k mainstream */ 124 QXL_MODE_EX(4096, 2160), /* 4k */ 125 QXL_MODE_EX(7680, 4320), /* 8k mainstream */ 126 QXL_MODE_EX(8192, 4320), /* 8k */ 127 }; 128 129 static void qxl_send_events(PCIQXLDevice *d, uint32_t events); 130 static int qxl_destroy_primary(PCIQXLDevice *d, qxl_async_io async); 131 static void qxl_reset_memslots(PCIQXLDevice *d); 132 static void qxl_reset_surfaces(PCIQXLDevice *d); 133 static void qxl_ring_set_dirty(PCIQXLDevice *qxl); 134 135 void qxl_set_guest_bug(PCIQXLDevice *qxl, const char *msg, ...) 136 { 137 trace_qxl_set_guest_bug(qxl->id); 138 qxl_send_events(qxl, QXL_INTERRUPT_ERROR); 139 qxl->guest_bug = 1; 140 if (qxl->guestdebug) { 141 va_list ap; 142 va_start(ap, msg); 143 fprintf(stderr, "qxl-%d: guest bug: ", qxl->id); 144 vfprintf(stderr, msg, ap); 145 fprintf(stderr, "\n"); 146 va_end(ap); 147 } 148 } 149 150 static void qxl_clear_guest_bug(PCIQXLDevice *qxl) 151 { 152 qxl->guest_bug = 0; 153 } 154 155 void qxl_spice_update_area(PCIQXLDevice *qxl, uint32_t surface_id, 156 struct QXLRect *area, struct QXLRect *dirty_rects, 157 uint32_t num_dirty_rects, 158 uint32_t clear_dirty_region, 159 qxl_async_io async, struct QXLCookie *cookie) 160 { 161 trace_qxl_spice_update_area(qxl->id, surface_id, area->left, area->right, 162 area->top, area->bottom); 163 trace_qxl_spice_update_area_rest(qxl->id, num_dirty_rects, 164 clear_dirty_region); 165 if (async == QXL_SYNC) { 166 spice_qxl_update_area(&qxl->ssd.qxl, surface_id, area, 167 dirty_rects, num_dirty_rects, clear_dirty_region); 168 } else { 169 assert(cookie != NULL); 170 spice_qxl_update_area_async(&qxl->ssd.qxl, surface_id, area, 171 clear_dirty_region, (uintptr_t)cookie); 172 } 173 } 174 175 static void qxl_spice_destroy_surface_wait_complete(PCIQXLDevice *qxl, 176 uint32_t id) 177 { 178 trace_qxl_spice_destroy_surface_wait_complete(qxl->id, id); 179 qemu_mutex_lock(&qxl->track_lock); 180 qxl->guest_surfaces.cmds[id] = 0; 181 qxl->guest_surfaces.count--; 182 qemu_mutex_unlock(&qxl->track_lock); 183 } 184 185 static void qxl_spice_destroy_surface_wait(PCIQXLDevice *qxl, uint32_t id, 186 qxl_async_io async) 187 { 188 QXLCookie *cookie; 189 190 trace_qxl_spice_destroy_surface_wait(qxl->id, id, async); 191 if (async) { 192 cookie = qxl_cookie_new(QXL_COOKIE_TYPE_IO, 193 QXL_IO_DESTROY_SURFACE_ASYNC); 194 cookie->u.surface_id = id; 195 spice_qxl_destroy_surface_async(&qxl->ssd.qxl, id, (uintptr_t)cookie); 196 } else { 197 spice_qxl_destroy_surface_wait(&qxl->ssd.qxl, id); 198 qxl_spice_destroy_surface_wait_complete(qxl, id); 199 } 200 } 201 202 static void qxl_spice_flush_surfaces_async(PCIQXLDevice *qxl) 203 { 204 trace_qxl_spice_flush_surfaces_async(qxl->id, qxl->guest_surfaces.count, 205 qxl->num_free_res); 206 spice_qxl_flush_surfaces_async(&qxl->ssd.qxl, 207 (uintptr_t)qxl_cookie_new(QXL_COOKIE_TYPE_IO, 208 QXL_IO_FLUSH_SURFACES_ASYNC)); 209 } 210 211 void qxl_spice_loadvm_commands(PCIQXLDevice *qxl, struct QXLCommandExt *ext, 212 uint32_t count) 213 { 214 trace_qxl_spice_loadvm_commands(qxl->id, ext, count); 215 spice_qxl_loadvm_commands(&qxl->ssd.qxl, ext, count); 216 } 217 218 void qxl_spice_oom(PCIQXLDevice *qxl) 219 { 220 trace_qxl_spice_oom(qxl->id); 221 spice_qxl_oom(&qxl->ssd.qxl); 222 } 223 224 void qxl_spice_reset_memslots(PCIQXLDevice *qxl) 225 { 226 trace_qxl_spice_reset_memslots(qxl->id); 227 spice_qxl_reset_memslots(&qxl->ssd.qxl); 228 } 229 230 static void qxl_spice_destroy_surfaces_complete(PCIQXLDevice *qxl) 231 { 232 trace_qxl_spice_destroy_surfaces_complete(qxl->id); 233 qemu_mutex_lock(&qxl->track_lock); 234 memset(qxl->guest_surfaces.cmds, 0, 235 sizeof(qxl->guest_surfaces.cmds[0]) * qxl->ssd.num_surfaces); 236 qxl->guest_surfaces.count = 0; 237 qemu_mutex_unlock(&qxl->track_lock); 238 } 239 240 static void qxl_spice_destroy_surfaces(PCIQXLDevice *qxl, qxl_async_io async) 241 { 242 trace_qxl_spice_destroy_surfaces(qxl->id, async); 243 if (async) { 244 spice_qxl_destroy_surfaces_async(&qxl->ssd.qxl, 245 (uintptr_t)qxl_cookie_new(QXL_COOKIE_TYPE_IO, 246 QXL_IO_DESTROY_ALL_SURFACES_ASYNC)); 247 } else { 248 spice_qxl_destroy_surfaces(&qxl->ssd.qxl); 249 qxl_spice_destroy_surfaces_complete(qxl); 250 } 251 } 252 253 static void qxl_spice_monitors_config_async(PCIQXLDevice *qxl, int replay) 254 { 255 trace_qxl_spice_monitors_config(qxl->id); 256 if (replay) { 257 /* 258 * don't use QXL_COOKIE_TYPE_IO: 259 * - we are not running yet (post_load), we will assert 260 * in send_events 261 * - this is not a guest io, but a reply, so async_io isn't set. 262 */ 263 spice_qxl_monitors_config_async(&qxl->ssd.qxl, 264 qxl->guest_monitors_config, 265 MEMSLOT_GROUP_GUEST, 266 (uintptr_t)qxl_cookie_new( 267 QXL_COOKIE_TYPE_POST_LOAD_MONITORS_CONFIG, 268 0)); 269 } else { 270 qxl->guest_monitors_config = qxl->ram->monitors_config; 271 spice_qxl_monitors_config_async(&qxl->ssd.qxl, 272 qxl->ram->monitors_config, 273 MEMSLOT_GROUP_GUEST, 274 (uintptr_t)qxl_cookie_new(QXL_COOKIE_TYPE_IO, 275 QXL_IO_MONITORS_CONFIG_ASYNC)); 276 } 277 } 278 279 void qxl_spice_reset_image_cache(PCIQXLDevice *qxl) 280 { 281 trace_qxl_spice_reset_image_cache(qxl->id); 282 spice_qxl_reset_image_cache(&qxl->ssd.qxl); 283 } 284 285 void qxl_spice_reset_cursor(PCIQXLDevice *qxl) 286 { 287 trace_qxl_spice_reset_cursor(qxl->id); 288 spice_qxl_reset_cursor(&qxl->ssd.qxl); 289 qemu_mutex_lock(&qxl->track_lock); 290 qxl->guest_cursor = 0; 291 qemu_mutex_unlock(&qxl->track_lock); 292 if (qxl->ssd.cursor) { 293 cursor_put(qxl->ssd.cursor); 294 } 295 qxl->ssd.cursor = cursor_builtin_hidden(); 296 } 297 298 299 static inline uint32_t msb_mask(uint32_t val) 300 { 301 uint32_t mask; 302 303 do { 304 mask = ~(val - 1) & val; 305 val &= ~mask; 306 } while (mask < val); 307 308 return mask; 309 } 310 311 static ram_addr_t qxl_rom_size(void) 312 { 313 uint32_t required_rom_size = sizeof(QXLRom) + sizeof(QXLModes) + 314 sizeof(qxl_modes); 315 uint32_t rom_size = 8192; /* two pages */ 316 317 QEMU_BUILD_BUG_ON(required_rom_size > rom_size); 318 return rom_size; 319 } 320 321 static void init_qxl_rom(PCIQXLDevice *d) 322 { 323 QXLRom *rom = memory_region_get_ram_ptr(&d->rom_bar); 324 QXLModes *modes = (QXLModes *)(rom + 1); 325 uint32_t ram_header_size; 326 uint32_t surface0_area_size; 327 uint32_t num_pages; 328 uint32_t fb; 329 int i, n; 330 331 memset(rom, 0, d->rom_size); 332 333 rom->magic = cpu_to_le32(QXL_ROM_MAGIC); 334 rom->id = cpu_to_le32(d->id); 335 rom->log_level = cpu_to_le32(d->guestdebug); 336 rom->modes_offset = cpu_to_le32(sizeof(QXLRom)); 337 338 rom->slot_gen_bits = MEMSLOT_GENERATION_BITS; 339 rom->slot_id_bits = MEMSLOT_SLOT_BITS; 340 rom->slots_start = 1; 341 rom->slots_end = NUM_MEMSLOTS - 1; 342 rom->n_surfaces = cpu_to_le32(d->ssd.num_surfaces); 343 344 for (i = 0, n = 0; i < ARRAY_SIZE(qxl_modes); i++) { 345 fb = qxl_modes[i].y_res * qxl_modes[i].stride; 346 if (fb > d->vgamem_size) { 347 continue; 348 } 349 modes->modes[n].id = cpu_to_le32(i); 350 modes->modes[n].x_res = cpu_to_le32(qxl_modes[i].x_res); 351 modes->modes[n].y_res = cpu_to_le32(qxl_modes[i].y_res); 352 modes->modes[n].bits = cpu_to_le32(qxl_modes[i].bits); 353 modes->modes[n].stride = cpu_to_le32(qxl_modes[i].stride); 354 modes->modes[n].x_mili = cpu_to_le32(qxl_modes[i].x_mili); 355 modes->modes[n].y_mili = cpu_to_le32(qxl_modes[i].y_mili); 356 modes->modes[n].orientation = cpu_to_le32(qxl_modes[i].orientation); 357 n++; 358 } 359 modes->n_modes = cpu_to_le32(n); 360 361 ram_header_size = ALIGN(sizeof(QXLRam), 4096); 362 surface0_area_size = ALIGN(d->vgamem_size, 4096); 363 num_pages = d->vga.vram_size; 364 num_pages -= ram_header_size; 365 num_pages -= surface0_area_size; 366 num_pages = num_pages / QXL_PAGE_SIZE; 367 368 rom->draw_area_offset = cpu_to_le32(0); 369 rom->surface0_area_size = cpu_to_le32(surface0_area_size); 370 rom->pages_offset = cpu_to_le32(surface0_area_size); 371 rom->num_pages = cpu_to_le32(num_pages); 372 rom->ram_header_offset = cpu_to_le32(d->vga.vram_size - ram_header_size); 373 374 d->shadow_rom = *rom; 375 d->rom = rom; 376 d->modes = modes; 377 } 378 379 static void init_qxl_ram(PCIQXLDevice *d) 380 { 381 uint8_t *buf; 382 uint64_t *item; 383 384 buf = d->vga.vram_ptr; 385 d->ram = (QXLRam *)(buf + le32_to_cpu(d->shadow_rom.ram_header_offset)); 386 d->ram->magic = cpu_to_le32(QXL_RAM_MAGIC); 387 d->ram->int_pending = cpu_to_le32(0); 388 d->ram->int_mask = cpu_to_le32(0); 389 d->ram->update_surface = 0; 390 d->ram->monitors_config = 0; 391 SPICE_RING_INIT(&d->ram->cmd_ring); 392 SPICE_RING_INIT(&d->ram->cursor_ring); 393 SPICE_RING_INIT(&d->ram->release_ring); 394 SPICE_RING_PROD_ITEM(d, &d->ram->release_ring, item); 395 assert(item); 396 *item = 0; 397 qxl_ring_set_dirty(d); 398 } 399 400 /* can be called from spice server thread context */ 401 static void qxl_set_dirty(MemoryRegion *mr, ram_addr_t addr, ram_addr_t end) 402 { 403 memory_region_set_dirty(mr, addr, end - addr); 404 } 405 406 static void qxl_rom_set_dirty(PCIQXLDevice *qxl) 407 { 408 qxl_set_dirty(&qxl->rom_bar, 0, qxl->rom_size); 409 } 410 411 /* called from spice server thread context only */ 412 static void qxl_ram_set_dirty(PCIQXLDevice *qxl, void *ptr) 413 { 414 void *base = qxl->vga.vram_ptr; 415 intptr_t offset; 416 417 offset = ptr - base; 418 assert(offset < qxl->vga.vram_size); 419 qxl_set_dirty(&qxl->vga.vram, offset, offset + 3); 420 } 421 422 /* can be called from spice server thread context */ 423 static void qxl_ring_set_dirty(PCIQXLDevice *qxl) 424 { 425 ram_addr_t addr = qxl->shadow_rom.ram_header_offset; 426 ram_addr_t end = qxl->vga.vram_size; 427 qxl_set_dirty(&qxl->vga.vram, addr, end); 428 } 429 430 /* 431 * keep track of some command state, for savevm/loadvm. 432 * called from spice server thread context only 433 */ 434 static int qxl_track_command(PCIQXLDevice *qxl, struct QXLCommandExt *ext) 435 { 436 switch (le32_to_cpu(ext->cmd.type)) { 437 case QXL_CMD_SURFACE: 438 { 439 QXLSurfaceCmd *cmd = qxl_phys2virt(qxl, ext->cmd.data, ext->group_id); 440 441 if (!cmd) { 442 return 1; 443 } 444 uint32_t id = le32_to_cpu(cmd->surface_id); 445 446 if (id >= qxl->ssd.num_surfaces) { 447 qxl_set_guest_bug(qxl, "QXL_CMD_SURFACE id %d >= %d", id, 448 qxl->ssd.num_surfaces); 449 return 1; 450 } 451 if (cmd->type == QXL_SURFACE_CMD_CREATE && 452 (cmd->u.surface_create.stride & 0x03) != 0) { 453 qxl_set_guest_bug(qxl, "QXL_CMD_SURFACE stride = %d %% 4 != 0\n", 454 cmd->u.surface_create.stride); 455 return 1; 456 } 457 qemu_mutex_lock(&qxl->track_lock); 458 if (cmd->type == QXL_SURFACE_CMD_CREATE) { 459 qxl->guest_surfaces.cmds[id] = ext->cmd.data; 460 qxl->guest_surfaces.count++; 461 if (qxl->guest_surfaces.max < qxl->guest_surfaces.count) 462 qxl->guest_surfaces.max = qxl->guest_surfaces.count; 463 } 464 if (cmd->type == QXL_SURFACE_CMD_DESTROY) { 465 qxl->guest_surfaces.cmds[id] = 0; 466 qxl->guest_surfaces.count--; 467 } 468 qemu_mutex_unlock(&qxl->track_lock); 469 break; 470 } 471 case QXL_CMD_CURSOR: 472 { 473 QXLCursorCmd *cmd = qxl_phys2virt(qxl, ext->cmd.data, ext->group_id); 474 475 if (!cmd) { 476 return 1; 477 } 478 if (cmd->type == QXL_CURSOR_SET) { 479 qemu_mutex_lock(&qxl->track_lock); 480 qxl->guest_cursor = ext->cmd.data; 481 qemu_mutex_unlock(&qxl->track_lock); 482 } 483 break; 484 } 485 } 486 return 0; 487 } 488 489 /* spice display interface callbacks */ 490 491 static void interface_attach_worker(QXLInstance *sin, QXLWorker *qxl_worker) 492 { 493 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); 494 495 trace_qxl_interface_attach_worker(qxl->id); 496 qxl->ssd.worker = qxl_worker; 497 } 498 499 static void interface_set_compression_level(QXLInstance *sin, int level) 500 { 501 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); 502 503 trace_qxl_interface_set_compression_level(qxl->id, level); 504 qxl->shadow_rom.compression_level = cpu_to_le32(level); 505 qxl->rom->compression_level = cpu_to_le32(level); 506 qxl_rom_set_dirty(qxl); 507 } 508 509 static void interface_set_mm_time(QXLInstance *sin, uint32_t mm_time) 510 { 511 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); 512 513 trace_qxl_interface_set_mm_time(qxl->id, mm_time); 514 qxl->shadow_rom.mm_clock = cpu_to_le32(mm_time); 515 qxl->rom->mm_clock = cpu_to_le32(mm_time); 516 qxl_rom_set_dirty(qxl); 517 } 518 519 static void interface_get_init_info(QXLInstance *sin, QXLDevInitInfo *info) 520 { 521 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); 522 523 trace_qxl_interface_get_init_info(qxl->id); 524 info->memslot_gen_bits = MEMSLOT_GENERATION_BITS; 525 info->memslot_id_bits = MEMSLOT_SLOT_BITS; 526 info->num_memslots = NUM_MEMSLOTS; 527 info->num_memslots_groups = NUM_MEMSLOTS_GROUPS; 528 info->internal_groupslot_id = 0; 529 info->qxl_ram_size = 530 le32_to_cpu(qxl->shadow_rom.num_pages) << QXL_PAGE_BITS; 531 info->n_surfaces = qxl->ssd.num_surfaces; 532 } 533 534 static const char *qxl_mode_to_string(int mode) 535 { 536 switch (mode) { 537 case QXL_MODE_COMPAT: 538 return "compat"; 539 case QXL_MODE_NATIVE: 540 return "native"; 541 case QXL_MODE_UNDEFINED: 542 return "undefined"; 543 case QXL_MODE_VGA: 544 return "vga"; 545 } 546 return "INVALID"; 547 } 548 549 static const char *io_port_to_string(uint32_t io_port) 550 { 551 if (io_port >= QXL_IO_RANGE_SIZE) { 552 return "out of range"; 553 } 554 static const char *io_port_to_string[QXL_IO_RANGE_SIZE + 1] = { 555 [QXL_IO_NOTIFY_CMD] = "QXL_IO_NOTIFY_CMD", 556 [QXL_IO_NOTIFY_CURSOR] = "QXL_IO_NOTIFY_CURSOR", 557 [QXL_IO_UPDATE_AREA] = "QXL_IO_UPDATE_AREA", 558 [QXL_IO_UPDATE_IRQ] = "QXL_IO_UPDATE_IRQ", 559 [QXL_IO_NOTIFY_OOM] = "QXL_IO_NOTIFY_OOM", 560 [QXL_IO_RESET] = "QXL_IO_RESET", 561 [QXL_IO_SET_MODE] = "QXL_IO_SET_MODE", 562 [QXL_IO_LOG] = "QXL_IO_LOG", 563 [QXL_IO_MEMSLOT_ADD] = "QXL_IO_MEMSLOT_ADD", 564 [QXL_IO_MEMSLOT_DEL] = "QXL_IO_MEMSLOT_DEL", 565 [QXL_IO_DETACH_PRIMARY] = "QXL_IO_DETACH_PRIMARY", 566 [QXL_IO_ATTACH_PRIMARY] = "QXL_IO_ATTACH_PRIMARY", 567 [QXL_IO_CREATE_PRIMARY] = "QXL_IO_CREATE_PRIMARY", 568 [QXL_IO_DESTROY_PRIMARY] = "QXL_IO_DESTROY_PRIMARY", 569 [QXL_IO_DESTROY_SURFACE_WAIT] = "QXL_IO_DESTROY_SURFACE_WAIT", 570 [QXL_IO_DESTROY_ALL_SURFACES] = "QXL_IO_DESTROY_ALL_SURFACES", 571 [QXL_IO_UPDATE_AREA_ASYNC] = "QXL_IO_UPDATE_AREA_ASYNC", 572 [QXL_IO_MEMSLOT_ADD_ASYNC] = "QXL_IO_MEMSLOT_ADD_ASYNC", 573 [QXL_IO_CREATE_PRIMARY_ASYNC] = "QXL_IO_CREATE_PRIMARY_ASYNC", 574 [QXL_IO_DESTROY_PRIMARY_ASYNC] = "QXL_IO_DESTROY_PRIMARY_ASYNC", 575 [QXL_IO_DESTROY_SURFACE_ASYNC] = "QXL_IO_DESTROY_SURFACE_ASYNC", 576 [QXL_IO_DESTROY_ALL_SURFACES_ASYNC] 577 = "QXL_IO_DESTROY_ALL_SURFACES_ASYNC", 578 [QXL_IO_FLUSH_SURFACES_ASYNC] = "QXL_IO_FLUSH_SURFACES_ASYNC", 579 [QXL_IO_FLUSH_RELEASE] = "QXL_IO_FLUSH_RELEASE", 580 [QXL_IO_MONITORS_CONFIG_ASYNC] = "QXL_IO_MONITORS_CONFIG_ASYNC", 581 }; 582 return io_port_to_string[io_port]; 583 } 584 585 /* called from spice server thread context only */ 586 static int interface_get_command(QXLInstance *sin, struct QXLCommandExt *ext) 587 { 588 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); 589 SimpleSpiceUpdate *update; 590 QXLCommandRing *ring; 591 QXLCommand *cmd; 592 int notify, ret; 593 594 trace_qxl_ring_command_check(qxl->id, qxl_mode_to_string(qxl->mode)); 595 596 switch (qxl->mode) { 597 case QXL_MODE_VGA: 598 ret = false; 599 qemu_mutex_lock(&qxl->ssd.lock); 600 update = QTAILQ_FIRST(&qxl->ssd.updates); 601 if (update != NULL) { 602 QTAILQ_REMOVE(&qxl->ssd.updates, update, next); 603 *ext = update->ext; 604 ret = true; 605 } 606 qemu_mutex_unlock(&qxl->ssd.lock); 607 if (ret) { 608 trace_qxl_ring_command_get(qxl->id, qxl_mode_to_string(qxl->mode)); 609 qxl_log_command(qxl, "vga", ext); 610 } 611 return ret; 612 case QXL_MODE_COMPAT: 613 case QXL_MODE_NATIVE: 614 case QXL_MODE_UNDEFINED: 615 ring = &qxl->ram->cmd_ring; 616 if (qxl->guest_bug || SPICE_RING_IS_EMPTY(ring)) { 617 return false; 618 } 619 SPICE_RING_CONS_ITEM(qxl, ring, cmd); 620 if (!cmd) { 621 return false; 622 } 623 ext->cmd = *cmd; 624 ext->group_id = MEMSLOT_GROUP_GUEST; 625 ext->flags = qxl->cmdflags; 626 SPICE_RING_POP(ring, notify); 627 qxl_ring_set_dirty(qxl); 628 if (notify) { 629 qxl_send_events(qxl, QXL_INTERRUPT_DISPLAY); 630 } 631 qxl->guest_primary.commands++; 632 qxl_track_command(qxl, ext); 633 qxl_log_command(qxl, "cmd", ext); 634 trace_qxl_ring_command_get(qxl->id, qxl_mode_to_string(qxl->mode)); 635 return true; 636 default: 637 return false; 638 } 639 } 640 641 /* called from spice server thread context only */ 642 static int interface_req_cmd_notification(QXLInstance *sin) 643 { 644 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); 645 int wait = 1; 646 647 trace_qxl_ring_command_req_notification(qxl->id); 648 switch (qxl->mode) { 649 case QXL_MODE_COMPAT: 650 case QXL_MODE_NATIVE: 651 case QXL_MODE_UNDEFINED: 652 SPICE_RING_CONS_WAIT(&qxl->ram->cmd_ring, wait); 653 qxl_ring_set_dirty(qxl); 654 break; 655 default: 656 /* nothing */ 657 break; 658 } 659 return wait; 660 } 661 662 /* called from spice server thread context only */ 663 static inline void qxl_push_free_res(PCIQXLDevice *d, int flush) 664 { 665 QXLReleaseRing *ring = &d->ram->release_ring; 666 uint64_t *item; 667 int notify; 668 669 #define QXL_FREE_BUNCH_SIZE 32 670 671 if (ring->prod - ring->cons + 1 == ring->num_items) { 672 /* ring full -- can't push */ 673 return; 674 } 675 if (!flush && d->oom_running) { 676 /* collect everything from oom handler before pushing */ 677 return; 678 } 679 if (!flush && d->num_free_res < QXL_FREE_BUNCH_SIZE) { 680 /* collect a bit more before pushing */ 681 return; 682 } 683 684 SPICE_RING_PUSH(ring, notify); 685 trace_qxl_ring_res_push(d->id, qxl_mode_to_string(d->mode), 686 d->guest_surfaces.count, d->num_free_res, 687 d->last_release, notify ? "yes" : "no"); 688 trace_qxl_ring_res_push_rest(d->id, ring->prod - ring->cons, 689 ring->num_items, ring->prod, ring->cons); 690 if (notify) { 691 qxl_send_events(d, QXL_INTERRUPT_DISPLAY); 692 } 693 SPICE_RING_PROD_ITEM(d, ring, item); 694 if (!item) { 695 return; 696 } 697 *item = 0; 698 d->num_free_res = 0; 699 d->last_release = NULL; 700 qxl_ring_set_dirty(d); 701 } 702 703 /* called from spice server thread context only */ 704 static void interface_release_resource(QXLInstance *sin, 705 struct QXLReleaseInfoExt ext) 706 { 707 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); 708 QXLReleaseRing *ring; 709 uint64_t *item, id; 710 711 if (ext.group_id == MEMSLOT_GROUP_HOST) { 712 /* host group -> vga mode update request */ 713 qemu_spice_destroy_update(&qxl->ssd, (void *)(intptr_t)ext.info->id); 714 return; 715 } 716 717 /* 718 * ext->info points into guest-visible memory 719 * pci bar 0, $command.release_info 720 */ 721 ring = &qxl->ram->release_ring; 722 SPICE_RING_PROD_ITEM(qxl, ring, item); 723 if (!item) { 724 return; 725 } 726 if (*item == 0) { 727 /* stick head into the ring */ 728 id = ext.info->id; 729 ext.info->next = 0; 730 qxl_ram_set_dirty(qxl, &ext.info->next); 731 *item = id; 732 qxl_ring_set_dirty(qxl); 733 } else { 734 /* append item to the list */ 735 qxl->last_release->next = ext.info->id; 736 qxl_ram_set_dirty(qxl, &qxl->last_release->next); 737 ext.info->next = 0; 738 qxl_ram_set_dirty(qxl, &ext.info->next); 739 } 740 qxl->last_release = ext.info; 741 qxl->num_free_res++; 742 trace_qxl_ring_res_put(qxl->id, qxl->num_free_res); 743 qxl_push_free_res(qxl, 0); 744 } 745 746 /* called from spice server thread context only */ 747 static int interface_get_cursor_command(QXLInstance *sin, struct QXLCommandExt *ext) 748 { 749 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); 750 QXLCursorRing *ring; 751 QXLCommand *cmd; 752 int notify; 753 754 trace_qxl_ring_cursor_check(qxl->id, qxl_mode_to_string(qxl->mode)); 755 756 switch (qxl->mode) { 757 case QXL_MODE_COMPAT: 758 case QXL_MODE_NATIVE: 759 case QXL_MODE_UNDEFINED: 760 ring = &qxl->ram->cursor_ring; 761 if (SPICE_RING_IS_EMPTY(ring)) { 762 return false; 763 } 764 SPICE_RING_CONS_ITEM(qxl, ring, cmd); 765 if (!cmd) { 766 return false; 767 } 768 ext->cmd = *cmd; 769 ext->group_id = MEMSLOT_GROUP_GUEST; 770 ext->flags = qxl->cmdflags; 771 SPICE_RING_POP(ring, notify); 772 qxl_ring_set_dirty(qxl); 773 if (notify) { 774 qxl_send_events(qxl, QXL_INTERRUPT_CURSOR); 775 } 776 qxl->guest_primary.commands++; 777 qxl_track_command(qxl, ext); 778 qxl_log_command(qxl, "csr", ext); 779 if (qxl->id == 0) { 780 qxl_render_cursor(qxl, ext); 781 } 782 trace_qxl_ring_cursor_get(qxl->id, qxl_mode_to_string(qxl->mode)); 783 return true; 784 default: 785 return false; 786 } 787 } 788 789 /* called from spice server thread context only */ 790 static int interface_req_cursor_notification(QXLInstance *sin) 791 { 792 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); 793 int wait = 1; 794 795 trace_qxl_ring_cursor_req_notification(qxl->id); 796 switch (qxl->mode) { 797 case QXL_MODE_COMPAT: 798 case QXL_MODE_NATIVE: 799 case QXL_MODE_UNDEFINED: 800 SPICE_RING_CONS_WAIT(&qxl->ram->cursor_ring, wait); 801 qxl_ring_set_dirty(qxl); 802 break; 803 default: 804 /* nothing */ 805 break; 806 } 807 return wait; 808 } 809 810 /* called from spice server thread context */ 811 static void interface_notify_update(QXLInstance *sin, uint32_t update_id) 812 { 813 /* 814 * Called by spice-server as a result of a QXL_CMD_UPDATE which is not in 815 * use by xf86-video-qxl and is defined out in the qxl windows driver. 816 * Probably was at some earlier version that is prior to git start (2009), 817 * and is still guest trigerrable. 818 */ 819 fprintf(stderr, "%s: deprecated\n", __func__); 820 } 821 822 /* called from spice server thread context only */ 823 static int interface_flush_resources(QXLInstance *sin) 824 { 825 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); 826 int ret; 827 828 ret = qxl->num_free_res; 829 if (ret) { 830 qxl_push_free_res(qxl, 1); 831 } 832 return ret; 833 } 834 835 static void qxl_create_guest_primary_complete(PCIQXLDevice *d); 836 837 /* called from spice server thread context only */ 838 static void interface_async_complete_io(PCIQXLDevice *qxl, QXLCookie *cookie) 839 { 840 uint32_t current_async; 841 842 qemu_mutex_lock(&qxl->async_lock); 843 current_async = qxl->current_async; 844 qxl->current_async = QXL_UNDEFINED_IO; 845 qemu_mutex_unlock(&qxl->async_lock); 846 847 trace_qxl_interface_async_complete_io(qxl->id, current_async, cookie); 848 if (!cookie) { 849 fprintf(stderr, "qxl: %s: error, cookie is NULL\n", __func__); 850 return; 851 } 852 if (cookie && current_async != cookie->io) { 853 fprintf(stderr, 854 "qxl: %s: error: current_async = %d != %" 855 PRId64 " = cookie->io\n", __func__, current_async, cookie->io); 856 } 857 switch (current_async) { 858 case QXL_IO_MEMSLOT_ADD_ASYNC: 859 case QXL_IO_DESTROY_PRIMARY_ASYNC: 860 case QXL_IO_UPDATE_AREA_ASYNC: 861 case QXL_IO_FLUSH_SURFACES_ASYNC: 862 case QXL_IO_MONITORS_CONFIG_ASYNC: 863 break; 864 case QXL_IO_CREATE_PRIMARY_ASYNC: 865 qxl_create_guest_primary_complete(qxl); 866 break; 867 case QXL_IO_DESTROY_ALL_SURFACES_ASYNC: 868 qxl_spice_destroy_surfaces_complete(qxl); 869 break; 870 case QXL_IO_DESTROY_SURFACE_ASYNC: 871 qxl_spice_destroy_surface_wait_complete(qxl, cookie->u.surface_id); 872 break; 873 default: 874 fprintf(stderr, "qxl: %s: unexpected current_async %d\n", __func__, 875 current_async); 876 } 877 qxl_send_events(qxl, QXL_INTERRUPT_IO_CMD); 878 } 879 880 /* called from spice server thread context only */ 881 static void interface_update_area_complete(QXLInstance *sin, 882 uint32_t surface_id, 883 QXLRect *dirty, uint32_t num_updated_rects) 884 { 885 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); 886 int i; 887 int qxl_i; 888 889 qemu_mutex_lock(&qxl->ssd.lock); 890 if (surface_id != 0 || !qxl->render_update_cookie_num) { 891 qemu_mutex_unlock(&qxl->ssd.lock); 892 return; 893 } 894 trace_qxl_interface_update_area_complete(qxl->id, surface_id, dirty->left, 895 dirty->right, dirty->top, dirty->bottom); 896 trace_qxl_interface_update_area_complete_rest(qxl->id, num_updated_rects); 897 if (qxl->num_dirty_rects + num_updated_rects > QXL_NUM_DIRTY_RECTS) { 898 /* 899 * overflow - treat this as a full update. Not expected to be common. 900 */ 901 trace_qxl_interface_update_area_complete_overflow(qxl->id, 902 QXL_NUM_DIRTY_RECTS); 903 qxl->guest_primary.resized = 1; 904 } 905 if (qxl->guest_primary.resized) { 906 /* 907 * Don't bother copying or scheduling the bh since we will flip 908 * the whole area anyway on completion of the update_area async call 909 */ 910 qemu_mutex_unlock(&qxl->ssd.lock); 911 return; 912 } 913 qxl_i = qxl->num_dirty_rects; 914 for (i = 0; i < num_updated_rects; i++) { 915 qxl->dirty[qxl_i++] = dirty[i]; 916 } 917 qxl->num_dirty_rects += num_updated_rects; 918 trace_qxl_interface_update_area_complete_schedule_bh(qxl->id, 919 qxl->num_dirty_rects); 920 qemu_bh_schedule(qxl->update_area_bh); 921 qemu_mutex_unlock(&qxl->ssd.lock); 922 } 923 924 /* called from spice server thread context only */ 925 static void interface_async_complete(QXLInstance *sin, uint64_t cookie_token) 926 { 927 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); 928 QXLCookie *cookie = (QXLCookie *)(uintptr_t)cookie_token; 929 930 switch (cookie->type) { 931 case QXL_COOKIE_TYPE_IO: 932 interface_async_complete_io(qxl, cookie); 933 g_free(cookie); 934 break; 935 case QXL_COOKIE_TYPE_RENDER_UPDATE_AREA: 936 qxl_render_update_area_done(qxl, cookie); 937 break; 938 case QXL_COOKIE_TYPE_POST_LOAD_MONITORS_CONFIG: 939 break; 940 default: 941 fprintf(stderr, "qxl: %s: unexpected cookie type %d\n", 942 __func__, cookie->type); 943 g_free(cookie); 944 } 945 } 946 947 /* called from spice server thread context only */ 948 static void interface_set_client_capabilities(QXLInstance *sin, 949 uint8_t client_present, 950 uint8_t caps[58]) 951 { 952 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); 953 954 if (qxl->revision < 4) { 955 trace_qxl_set_client_capabilities_unsupported_by_revision(qxl->id, 956 qxl->revision); 957 return; 958 } 959 960 if (runstate_check(RUN_STATE_INMIGRATE) || 961 runstate_check(RUN_STATE_POSTMIGRATE)) { 962 return; 963 } 964 965 qxl->shadow_rom.client_present = client_present; 966 memcpy(qxl->shadow_rom.client_capabilities, caps, 967 sizeof(qxl->shadow_rom.client_capabilities)); 968 qxl->rom->client_present = client_present; 969 memcpy(qxl->rom->client_capabilities, caps, 970 sizeof(qxl->rom->client_capabilities)); 971 qxl_rom_set_dirty(qxl); 972 973 qxl_send_events(qxl, QXL_INTERRUPT_CLIENT); 974 } 975 976 static uint32_t qxl_crc32(const uint8_t *p, unsigned len) 977 { 978 /* 979 * zlib xors the seed with 0xffffffff, and xors the result 980 * again with 0xffffffff; Both are not done with linux's crc32, 981 * which we want to be compatible with, so undo that. 982 */ 983 return crc32(0xffffffff, p, len) ^ 0xffffffff; 984 } 985 986 /* called from main context only */ 987 static int interface_client_monitors_config(QXLInstance *sin, 988 VDAgentMonitorsConfig *monitors_config) 989 { 990 PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); 991 QXLRom *rom = memory_region_get_ram_ptr(&qxl->rom_bar); 992 int i; 993 994 if (qxl->revision < 4) { 995 trace_qxl_client_monitors_config_unsupported_by_device(qxl->id, 996 qxl->revision); 997 return 0; 998 } 999 /* 1000 * Older windows drivers set int_mask to 0 when their ISR is called, 1001 * then later set it to ~0. So it doesn't relate to the actual interrupts 1002 * handled. However, they are old, so clearly they don't support this 1003 * interrupt 1004 */ 1005 if (qxl->ram->int_mask == 0 || qxl->ram->int_mask == ~0 || 1006 !(qxl->ram->int_mask & QXL_INTERRUPT_CLIENT_MONITORS_CONFIG)) { 1007 trace_qxl_client_monitors_config_unsupported_by_guest(qxl->id, 1008 qxl->ram->int_mask, 1009 monitors_config); 1010 return 0; 1011 } 1012 if (!monitors_config) { 1013 return 1; 1014 } 1015 memset(&rom->client_monitors_config, 0, 1016 sizeof(rom->client_monitors_config)); 1017 rom->client_monitors_config.count = monitors_config->num_of_monitors; 1018 /* monitors_config->flags ignored */ 1019 if (rom->client_monitors_config.count >= 1020 ARRAY_SIZE(rom->client_monitors_config.heads)) { 1021 trace_qxl_client_monitors_config_capped(qxl->id, 1022 monitors_config->num_of_monitors, 1023 ARRAY_SIZE(rom->client_monitors_config.heads)); 1024 rom->client_monitors_config.count = 1025 ARRAY_SIZE(rom->client_monitors_config.heads); 1026 } 1027 for (i = 0 ; i < rom->client_monitors_config.count ; ++i) { 1028 VDAgentMonConfig *monitor = &monitors_config->monitors[i]; 1029 QXLURect *rect = &rom->client_monitors_config.heads[i]; 1030 /* monitor->depth ignored */ 1031 rect->left = monitor->x; 1032 rect->top = monitor->y; 1033 rect->right = monitor->x + monitor->width; 1034 rect->bottom = monitor->y + monitor->height; 1035 } 1036 rom->client_monitors_config_crc = qxl_crc32( 1037 (const uint8_t *)&rom->client_monitors_config, 1038 sizeof(rom->client_monitors_config)); 1039 trace_qxl_client_monitors_config_crc(qxl->id, 1040 sizeof(rom->client_monitors_config), 1041 rom->client_monitors_config_crc); 1042 1043 trace_qxl_interrupt_client_monitors_config(qxl->id, 1044 rom->client_monitors_config.count, 1045 rom->client_monitors_config.heads); 1046 qxl_send_events(qxl, QXL_INTERRUPT_CLIENT_MONITORS_CONFIG); 1047 return 1; 1048 } 1049 1050 static const QXLInterface qxl_interface = { 1051 .base.type = SPICE_INTERFACE_QXL, 1052 .base.description = "qxl gpu", 1053 .base.major_version = SPICE_INTERFACE_QXL_MAJOR, 1054 .base.minor_version = SPICE_INTERFACE_QXL_MINOR, 1055 1056 .attache_worker = interface_attach_worker, 1057 .set_compression_level = interface_set_compression_level, 1058 .set_mm_time = interface_set_mm_time, 1059 .get_init_info = interface_get_init_info, 1060 1061 /* the callbacks below are called from spice server thread context */ 1062 .get_command = interface_get_command, 1063 .req_cmd_notification = interface_req_cmd_notification, 1064 .release_resource = interface_release_resource, 1065 .get_cursor_command = interface_get_cursor_command, 1066 .req_cursor_notification = interface_req_cursor_notification, 1067 .notify_update = interface_notify_update, 1068 .flush_resources = interface_flush_resources, 1069 .async_complete = interface_async_complete, 1070 .update_area_complete = interface_update_area_complete, 1071 .set_client_capabilities = interface_set_client_capabilities, 1072 .client_monitors_config = interface_client_monitors_config, 1073 }; 1074 1075 static void qxl_enter_vga_mode(PCIQXLDevice *d) 1076 { 1077 if (d->mode == QXL_MODE_VGA) { 1078 return; 1079 } 1080 trace_qxl_enter_vga_mode(d->id); 1081 #if SPICE_SERVER_VERSION >= 0x000c03 /* release 0.12.3 */ 1082 spice_qxl_driver_unload(&d->ssd.qxl); 1083 #endif 1084 qemu_spice_create_host_primary(&d->ssd); 1085 d->mode = QXL_MODE_VGA; 1086 vga_dirty_log_start(&d->vga); 1087 graphic_hw_update(d->vga.con); 1088 } 1089 1090 static void qxl_exit_vga_mode(PCIQXLDevice *d) 1091 { 1092 if (d->mode != QXL_MODE_VGA) { 1093 return; 1094 } 1095 trace_qxl_exit_vga_mode(d->id); 1096 vga_dirty_log_stop(&d->vga); 1097 qxl_destroy_primary(d, QXL_SYNC); 1098 } 1099 1100 static void qxl_update_irq(PCIQXLDevice *d) 1101 { 1102 uint32_t pending = le32_to_cpu(d->ram->int_pending); 1103 uint32_t mask = le32_to_cpu(d->ram->int_mask); 1104 int level = !!(pending & mask); 1105 pci_set_irq(&d->pci, level); 1106 qxl_ring_set_dirty(d); 1107 } 1108 1109 static void qxl_check_state(PCIQXLDevice *d) 1110 { 1111 QXLRam *ram = d->ram; 1112 int spice_display_running = qemu_spice_display_is_running(&d->ssd); 1113 1114 assert(!spice_display_running || SPICE_RING_IS_EMPTY(&ram->cmd_ring)); 1115 assert(!spice_display_running || SPICE_RING_IS_EMPTY(&ram->cursor_ring)); 1116 } 1117 1118 static void qxl_reset_state(PCIQXLDevice *d) 1119 { 1120 QXLRom *rom = d->rom; 1121 1122 qxl_check_state(d); 1123 d->shadow_rom.update_id = cpu_to_le32(0); 1124 *rom = d->shadow_rom; 1125 qxl_rom_set_dirty(d); 1126 init_qxl_ram(d); 1127 d->num_free_res = 0; 1128 d->last_release = NULL; 1129 memset(&d->ssd.dirty, 0, sizeof(d->ssd.dirty)); 1130 qxl_update_irq(d); 1131 } 1132 1133 static void qxl_soft_reset(PCIQXLDevice *d) 1134 { 1135 trace_qxl_soft_reset(d->id); 1136 qxl_check_state(d); 1137 qxl_clear_guest_bug(d); 1138 d->current_async = QXL_UNDEFINED_IO; 1139 1140 if (d->id == 0) { 1141 qxl_enter_vga_mode(d); 1142 } else { 1143 d->mode = QXL_MODE_UNDEFINED; 1144 } 1145 } 1146 1147 static void qxl_hard_reset(PCIQXLDevice *d, int loadvm) 1148 { 1149 bool startstop = qemu_spice_display_is_running(&d->ssd); 1150 1151 trace_qxl_hard_reset(d->id, loadvm); 1152 1153 if (startstop) { 1154 qemu_spice_display_stop(); 1155 } 1156 1157 qxl_spice_reset_cursor(d); 1158 qxl_spice_reset_image_cache(d); 1159 qxl_reset_surfaces(d); 1160 qxl_reset_memslots(d); 1161 1162 /* pre loadvm reset must not touch QXLRam. This lives in 1163 * device memory, is migrated together with RAM and thus 1164 * already loaded at this point */ 1165 if (!loadvm) { 1166 qxl_reset_state(d); 1167 } 1168 qemu_spice_create_host_memslot(&d->ssd); 1169 qxl_soft_reset(d); 1170 1171 if (startstop) { 1172 qemu_spice_display_start(); 1173 } 1174 } 1175 1176 static void qxl_reset_handler(DeviceState *dev) 1177 { 1178 PCIQXLDevice *d = DO_UPCAST(PCIQXLDevice, pci.qdev, dev); 1179 1180 qxl_hard_reset(d, 0); 1181 } 1182 1183 static void qxl_vga_ioport_write(void *opaque, uint32_t addr, uint32_t val) 1184 { 1185 VGACommonState *vga = opaque; 1186 PCIQXLDevice *qxl = container_of(vga, PCIQXLDevice, vga); 1187 1188 trace_qxl_io_write_vga(qxl->id, qxl_mode_to_string(qxl->mode), addr, val); 1189 if (qxl->mode != QXL_MODE_VGA) { 1190 qxl_destroy_primary(qxl, QXL_SYNC); 1191 qxl_soft_reset(qxl); 1192 } 1193 vga_ioport_write(opaque, addr, val); 1194 } 1195 1196 static const MemoryRegionPortio qxl_vga_portio_list[] = { 1197 { 0x04, 2, 1, .read = vga_ioport_read, 1198 .write = qxl_vga_ioport_write }, /* 3b4 */ 1199 { 0x0a, 1, 1, .read = vga_ioport_read, 1200 .write = qxl_vga_ioport_write }, /* 3ba */ 1201 { 0x10, 16, 1, .read = vga_ioport_read, 1202 .write = qxl_vga_ioport_write }, /* 3c0 */ 1203 { 0x24, 2, 1, .read = vga_ioport_read, 1204 .write = qxl_vga_ioport_write }, /* 3d4 */ 1205 { 0x2a, 1, 1, .read = vga_ioport_read, 1206 .write = qxl_vga_ioport_write }, /* 3da */ 1207 PORTIO_END_OF_LIST(), 1208 }; 1209 1210 static int qxl_add_memslot(PCIQXLDevice *d, uint32_t slot_id, uint64_t delta, 1211 qxl_async_io async) 1212 { 1213 static const int regions[] = { 1214 QXL_RAM_RANGE_INDEX, 1215 QXL_VRAM_RANGE_INDEX, 1216 QXL_VRAM64_RANGE_INDEX, 1217 }; 1218 uint64_t guest_start; 1219 uint64_t guest_end; 1220 int pci_region; 1221 pcibus_t pci_start; 1222 pcibus_t pci_end; 1223 intptr_t virt_start; 1224 QXLDevMemSlot memslot; 1225 int i; 1226 1227 guest_start = le64_to_cpu(d->guest_slots[slot_id].slot.mem_start); 1228 guest_end = le64_to_cpu(d->guest_slots[slot_id].slot.mem_end); 1229 1230 trace_qxl_memslot_add_guest(d->id, slot_id, guest_start, guest_end); 1231 1232 if (slot_id >= NUM_MEMSLOTS) { 1233 qxl_set_guest_bug(d, "%s: slot_id >= NUM_MEMSLOTS %d >= %d", __func__, 1234 slot_id, NUM_MEMSLOTS); 1235 return 1; 1236 } 1237 if (guest_start > guest_end) { 1238 qxl_set_guest_bug(d, "%s: guest_start > guest_end 0x%" PRIx64 1239 " > 0x%" PRIx64, __func__, guest_start, guest_end); 1240 return 1; 1241 } 1242 1243 for (i = 0; i < ARRAY_SIZE(regions); i++) { 1244 pci_region = regions[i]; 1245 pci_start = d->pci.io_regions[pci_region].addr; 1246 pci_end = pci_start + d->pci.io_regions[pci_region].size; 1247 /* mapped? */ 1248 if (pci_start == -1) { 1249 continue; 1250 } 1251 /* start address in range ? */ 1252 if (guest_start < pci_start || guest_start > pci_end) { 1253 continue; 1254 } 1255 /* end address in range ? */ 1256 if (guest_end > pci_end) { 1257 continue; 1258 } 1259 /* passed */ 1260 break; 1261 } 1262 if (i == ARRAY_SIZE(regions)) { 1263 qxl_set_guest_bug(d, "%s: finished loop without match", __func__); 1264 return 1; 1265 } 1266 1267 switch (pci_region) { 1268 case QXL_RAM_RANGE_INDEX: 1269 virt_start = (intptr_t)memory_region_get_ram_ptr(&d->vga.vram); 1270 break; 1271 case QXL_VRAM_RANGE_INDEX: 1272 case 4 /* vram 64bit */: 1273 virt_start = (intptr_t)memory_region_get_ram_ptr(&d->vram_bar); 1274 break; 1275 default: 1276 /* should not happen */ 1277 qxl_set_guest_bug(d, "%s: pci_region = %d", __func__, pci_region); 1278 return 1; 1279 } 1280 1281 memslot.slot_id = slot_id; 1282 memslot.slot_group_id = MEMSLOT_GROUP_GUEST; /* guest group */ 1283 memslot.virt_start = virt_start + (guest_start - pci_start); 1284 memslot.virt_end = virt_start + (guest_end - pci_start); 1285 memslot.addr_delta = memslot.virt_start - delta; 1286 memslot.generation = d->rom->slot_generation = 0; 1287 qxl_rom_set_dirty(d); 1288 1289 qemu_spice_add_memslot(&d->ssd, &memslot, async); 1290 d->guest_slots[slot_id].ptr = (void*)memslot.virt_start; 1291 d->guest_slots[slot_id].size = memslot.virt_end - memslot.virt_start; 1292 d->guest_slots[slot_id].delta = delta; 1293 d->guest_slots[slot_id].active = 1; 1294 return 0; 1295 } 1296 1297 static void qxl_del_memslot(PCIQXLDevice *d, uint32_t slot_id) 1298 { 1299 qemu_spice_del_memslot(&d->ssd, MEMSLOT_GROUP_HOST, slot_id); 1300 d->guest_slots[slot_id].active = 0; 1301 } 1302 1303 static void qxl_reset_memslots(PCIQXLDevice *d) 1304 { 1305 qxl_spice_reset_memslots(d); 1306 memset(&d->guest_slots, 0, sizeof(d->guest_slots)); 1307 } 1308 1309 static void qxl_reset_surfaces(PCIQXLDevice *d) 1310 { 1311 trace_qxl_reset_surfaces(d->id); 1312 d->mode = QXL_MODE_UNDEFINED; 1313 qxl_spice_destroy_surfaces(d, QXL_SYNC); 1314 } 1315 1316 /* can be also called from spice server thread context */ 1317 void *qxl_phys2virt(PCIQXLDevice *qxl, QXLPHYSICAL pqxl, int group_id) 1318 { 1319 uint64_t phys = le64_to_cpu(pqxl); 1320 uint32_t slot = (phys >> (64 - 8)) & 0xff; 1321 uint64_t offset = phys & 0xffffffffffff; 1322 1323 switch (group_id) { 1324 case MEMSLOT_GROUP_HOST: 1325 return (void *)(intptr_t)offset; 1326 case MEMSLOT_GROUP_GUEST: 1327 if (slot >= NUM_MEMSLOTS) { 1328 qxl_set_guest_bug(qxl, "slot too large %d >= %d", slot, 1329 NUM_MEMSLOTS); 1330 return NULL; 1331 } 1332 if (!qxl->guest_slots[slot].active) { 1333 qxl_set_guest_bug(qxl, "inactive slot %d\n", slot); 1334 return NULL; 1335 } 1336 if (offset < qxl->guest_slots[slot].delta) { 1337 qxl_set_guest_bug(qxl, 1338 "slot %d offset %"PRIu64" < delta %"PRIu64"\n", 1339 slot, offset, qxl->guest_slots[slot].delta); 1340 return NULL; 1341 } 1342 offset -= qxl->guest_slots[slot].delta; 1343 if (offset > qxl->guest_slots[slot].size) { 1344 qxl_set_guest_bug(qxl, 1345 "slot %d offset %"PRIu64" > size %"PRIu64"\n", 1346 slot, offset, qxl->guest_slots[slot].size); 1347 return NULL; 1348 } 1349 return qxl->guest_slots[slot].ptr + offset; 1350 } 1351 return NULL; 1352 } 1353 1354 static void qxl_create_guest_primary_complete(PCIQXLDevice *qxl) 1355 { 1356 /* for local rendering */ 1357 qxl_render_resize(qxl); 1358 } 1359 1360 static void qxl_create_guest_primary(PCIQXLDevice *qxl, int loadvm, 1361 qxl_async_io async) 1362 { 1363 QXLDevSurfaceCreate surface; 1364 QXLSurfaceCreate *sc = &qxl->guest_primary.surface; 1365 uint32_t requested_height = le32_to_cpu(sc->height); 1366 int requested_stride = le32_to_cpu(sc->stride); 1367 1368 if (requested_stride == INT32_MIN || 1369 abs(requested_stride) * (uint64_t)requested_height 1370 > qxl->vgamem_size) { 1371 qxl_set_guest_bug(qxl, "%s: requested primary larger than framebuffer" 1372 " stride %d x height %" PRIu32 " > %" PRIu32, 1373 __func__, requested_stride, requested_height, 1374 qxl->vgamem_size); 1375 return; 1376 } 1377 1378 if (qxl->mode == QXL_MODE_NATIVE) { 1379 qxl_set_guest_bug(qxl, "%s: nop since already in QXL_MODE_NATIVE", 1380 __func__); 1381 } 1382 qxl_exit_vga_mode(qxl); 1383 1384 surface.format = le32_to_cpu(sc->format); 1385 surface.height = le32_to_cpu(sc->height); 1386 surface.mem = le64_to_cpu(sc->mem); 1387 surface.position = le32_to_cpu(sc->position); 1388 surface.stride = le32_to_cpu(sc->stride); 1389 surface.width = le32_to_cpu(sc->width); 1390 surface.type = le32_to_cpu(sc->type); 1391 surface.flags = le32_to_cpu(sc->flags); 1392 trace_qxl_create_guest_primary(qxl->id, sc->width, sc->height, sc->mem, 1393 sc->format, sc->position); 1394 trace_qxl_create_guest_primary_rest(qxl->id, sc->stride, sc->type, 1395 sc->flags); 1396 1397 if ((surface.stride & 0x3) != 0) { 1398 qxl_set_guest_bug(qxl, "primary surface stride = %d %% 4 != 0", 1399 surface.stride); 1400 return; 1401 } 1402 1403 surface.mouse_mode = true; 1404 surface.group_id = MEMSLOT_GROUP_GUEST; 1405 if (loadvm) { 1406 surface.flags |= QXL_SURF_FLAG_KEEP_DATA; 1407 } 1408 1409 qxl->mode = QXL_MODE_NATIVE; 1410 qxl->cmdflags = 0; 1411 qemu_spice_create_primary_surface(&qxl->ssd, 0, &surface, async); 1412 1413 if (async == QXL_SYNC) { 1414 qxl_create_guest_primary_complete(qxl); 1415 } 1416 } 1417 1418 /* return 1 if surface destoy was initiated (in QXL_ASYNC case) or 1419 * done (in QXL_SYNC case), 0 otherwise. */ 1420 static int qxl_destroy_primary(PCIQXLDevice *d, qxl_async_io async) 1421 { 1422 if (d->mode == QXL_MODE_UNDEFINED) { 1423 return 0; 1424 } 1425 trace_qxl_destroy_primary(d->id); 1426 d->mode = QXL_MODE_UNDEFINED; 1427 qemu_spice_destroy_primary_surface(&d->ssd, 0, async); 1428 qxl_spice_reset_cursor(d); 1429 return 1; 1430 } 1431 1432 static void qxl_set_mode(PCIQXLDevice *d, unsigned int modenr, int loadvm) 1433 { 1434 pcibus_t start = d->pci.io_regions[QXL_RAM_RANGE_INDEX].addr; 1435 pcibus_t end = d->pci.io_regions[QXL_RAM_RANGE_INDEX].size + start; 1436 QXLMode *mode = d->modes->modes + modenr; 1437 uint64_t devmem = d->pci.io_regions[QXL_RAM_RANGE_INDEX].addr; 1438 QXLMemSlot slot = { 1439 .mem_start = start, 1440 .mem_end = end 1441 }; 1442 1443 if (modenr >= d->modes->n_modes) { 1444 qxl_set_guest_bug(d, "mode number out of range"); 1445 return; 1446 } 1447 1448 QXLSurfaceCreate surface = { 1449 .width = mode->x_res, 1450 .height = mode->y_res, 1451 .stride = -mode->x_res * 4, 1452 .format = SPICE_SURFACE_FMT_32_xRGB, 1453 .flags = loadvm ? QXL_SURF_FLAG_KEEP_DATA : 0, 1454 .mouse_mode = true, 1455 .mem = devmem + d->shadow_rom.draw_area_offset, 1456 }; 1457 1458 trace_qxl_set_mode(d->id, modenr, mode->x_res, mode->y_res, mode->bits, 1459 devmem); 1460 if (!loadvm) { 1461 qxl_hard_reset(d, 0); 1462 } 1463 1464 d->guest_slots[0].slot = slot; 1465 assert(qxl_add_memslot(d, 0, devmem, QXL_SYNC) == 0); 1466 1467 d->guest_primary.surface = surface; 1468 qxl_create_guest_primary(d, 0, QXL_SYNC); 1469 1470 d->mode = QXL_MODE_COMPAT; 1471 d->cmdflags = QXL_COMMAND_FLAG_COMPAT; 1472 if (mode->bits == 16) { 1473 d->cmdflags |= QXL_COMMAND_FLAG_COMPAT_16BPP; 1474 } 1475 d->shadow_rom.mode = cpu_to_le32(modenr); 1476 d->rom->mode = cpu_to_le32(modenr); 1477 qxl_rom_set_dirty(d); 1478 } 1479 1480 static void ioport_write(void *opaque, hwaddr addr, 1481 uint64_t val, unsigned size) 1482 { 1483 PCIQXLDevice *d = opaque; 1484 uint32_t io_port = addr; 1485 qxl_async_io async = QXL_SYNC; 1486 uint32_t orig_io_port = io_port; 1487 1488 if (d->guest_bug && io_port != QXL_IO_RESET) { 1489 return; 1490 } 1491 1492 if (d->revision <= QXL_REVISION_STABLE_V10 && 1493 io_port > QXL_IO_FLUSH_RELEASE) { 1494 qxl_set_guest_bug(d, "unsupported io %d for revision %d\n", 1495 io_port, d->revision); 1496 return; 1497 } 1498 1499 switch (io_port) { 1500 case QXL_IO_RESET: 1501 case QXL_IO_SET_MODE: 1502 case QXL_IO_MEMSLOT_ADD: 1503 case QXL_IO_MEMSLOT_DEL: 1504 case QXL_IO_CREATE_PRIMARY: 1505 case QXL_IO_UPDATE_IRQ: 1506 case QXL_IO_LOG: 1507 case QXL_IO_MEMSLOT_ADD_ASYNC: 1508 case QXL_IO_CREATE_PRIMARY_ASYNC: 1509 break; 1510 default: 1511 if (d->mode != QXL_MODE_VGA) { 1512 break; 1513 } 1514 trace_qxl_io_unexpected_vga_mode(d->id, 1515 addr, val, io_port_to_string(io_port)); 1516 /* be nice to buggy guest drivers */ 1517 if (io_port >= QXL_IO_UPDATE_AREA_ASYNC && 1518 io_port < QXL_IO_RANGE_SIZE) { 1519 qxl_send_events(d, QXL_INTERRUPT_IO_CMD); 1520 } 1521 return; 1522 } 1523 1524 /* we change the io_port to avoid ifdeffery in the main switch */ 1525 orig_io_port = io_port; 1526 switch (io_port) { 1527 case QXL_IO_UPDATE_AREA_ASYNC: 1528 io_port = QXL_IO_UPDATE_AREA; 1529 goto async_common; 1530 case QXL_IO_MEMSLOT_ADD_ASYNC: 1531 io_port = QXL_IO_MEMSLOT_ADD; 1532 goto async_common; 1533 case QXL_IO_CREATE_PRIMARY_ASYNC: 1534 io_port = QXL_IO_CREATE_PRIMARY; 1535 goto async_common; 1536 case QXL_IO_DESTROY_PRIMARY_ASYNC: 1537 io_port = QXL_IO_DESTROY_PRIMARY; 1538 goto async_common; 1539 case QXL_IO_DESTROY_SURFACE_ASYNC: 1540 io_port = QXL_IO_DESTROY_SURFACE_WAIT; 1541 goto async_common; 1542 case QXL_IO_DESTROY_ALL_SURFACES_ASYNC: 1543 io_port = QXL_IO_DESTROY_ALL_SURFACES; 1544 goto async_common; 1545 case QXL_IO_FLUSH_SURFACES_ASYNC: 1546 case QXL_IO_MONITORS_CONFIG_ASYNC: 1547 async_common: 1548 async = QXL_ASYNC; 1549 qemu_mutex_lock(&d->async_lock); 1550 if (d->current_async != QXL_UNDEFINED_IO) { 1551 qxl_set_guest_bug(d, "%d async started before last (%d) complete", 1552 io_port, d->current_async); 1553 qemu_mutex_unlock(&d->async_lock); 1554 return; 1555 } 1556 d->current_async = orig_io_port; 1557 qemu_mutex_unlock(&d->async_lock); 1558 break; 1559 default: 1560 break; 1561 } 1562 trace_qxl_io_write(d->id, qxl_mode_to_string(d->mode), 1563 addr, io_port_to_string(addr), 1564 val, size, async); 1565 1566 switch (io_port) { 1567 case QXL_IO_UPDATE_AREA: 1568 { 1569 QXLCookie *cookie = NULL; 1570 QXLRect update = d->ram->update_area; 1571 1572 if (d->ram->update_surface > d->ssd.num_surfaces) { 1573 qxl_set_guest_bug(d, "QXL_IO_UPDATE_AREA: invalid surface id %d\n", 1574 d->ram->update_surface); 1575 break; 1576 } 1577 if (update.left >= update.right || update.top >= update.bottom || 1578 update.left < 0 || update.top < 0) { 1579 qxl_set_guest_bug(d, 1580 "QXL_IO_UPDATE_AREA: invalid area (%ux%u)x(%ux%u)\n", 1581 update.left, update.top, update.right, update.bottom); 1582 break; 1583 } 1584 if (async == QXL_ASYNC) { 1585 cookie = qxl_cookie_new(QXL_COOKIE_TYPE_IO, 1586 QXL_IO_UPDATE_AREA_ASYNC); 1587 cookie->u.area = update; 1588 } 1589 qxl_spice_update_area(d, d->ram->update_surface, 1590 cookie ? &cookie->u.area : &update, 1591 NULL, 0, 0, async, cookie); 1592 break; 1593 } 1594 case QXL_IO_NOTIFY_CMD: 1595 qemu_spice_wakeup(&d->ssd); 1596 break; 1597 case QXL_IO_NOTIFY_CURSOR: 1598 qemu_spice_wakeup(&d->ssd); 1599 break; 1600 case QXL_IO_UPDATE_IRQ: 1601 qxl_update_irq(d); 1602 break; 1603 case QXL_IO_NOTIFY_OOM: 1604 if (!SPICE_RING_IS_EMPTY(&d->ram->release_ring)) { 1605 break; 1606 } 1607 d->oom_running = 1; 1608 qxl_spice_oom(d); 1609 d->oom_running = 0; 1610 break; 1611 case QXL_IO_SET_MODE: 1612 qxl_set_mode(d, val, 0); 1613 break; 1614 case QXL_IO_LOG: 1615 trace_qxl_io_log(d->id, d->ram->log_buf); 1616 if (d->guestdebug) { 1617 fprintf(stderr, "qxl/guest-%d: %" PRId64 ": %s", d->id, 1618 qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL), d->ram->log_buf); 1619 } 1620 break; 1621 case QXL_IO_RESET: 1622 qxl_hard_reset(d, 0); 1623 break; 1624 case QXL_IO_MEMSLOT_ADD: 1625 if (val >= NUM_MEMSLOTS) { 1626 qxl_set_guest_bug(d, "QXL_IO_MEMSLOT_ADD: val out of range"); 1627 break; 1628 } 1629 if (d->guest_slots[val].active) { 1630 qxl_set_guest_bug(d, 1631 "QXL_IO_MEMSLOT_ADD: memory slot already active"); 1632 break; 1633 } 1634 d->guest_slots[val].slot = d->ram->mem_slot; 1635 qxl_add_memslot(d, val, 0, async); 1636 break; 1637 case QXL_IO_MEMSLOT_DEL: 1638 if (val >= NUM_MEMSLOTS) { 1639 qxl_set_guest_bug(d, "QXL_IO_MEMSLOT_DEL: val out of range"); 1640 break; 1641 } 1642 qxl_del_memslot(d, val); 1643 break; 1644 case QXL_IO_CREATE_PRIMARY: 1645 if (val != 0) { 1646 qxl_set_guest_bug(d, "QXL_IO_CREATE_PRIMARY (async=%d): val != 0", 1647 async); 1648 goto cancel_async; 1649 } 1650 d->guest_primary.surface = d->ram->create_surface; 1651 qxl_create_guest_primary(d, 0, async); 1652 break; 1653 case QXL_IO_DESTROY_PRIMARY: 1654 if (val != 0) { 1655 qxl_set_guest_bug(d, "QXL_IO_DESTROY_PRIMARY (async=%d): val != 0", 1656 async); 1657 goto cancel_async; 1658 } 1659 if (!qxl_destroy_primary(d, async)) { 1660 trace_qxl_io_destroy_primary_ignored(d->id, 1661 qxl_mode_to_string(d->mode)); 1662 goto cancel_async; 1663 } 1664 break; 1665 case QXL_IO_DESTROY_SURFACE_WAIT: 1666 if (val >= d->ssd.num_surfaces) { 1667 qxl_set_guest_bug(d, "QXL_IO_DESTROY_SURFACE (async=%d):" 1668 "%" PRIu64 " >= NUM_SURFACES", async, val); 1669 goto cancel_async; 1670 } 1671 qxl_spice_destroy_surface_wait(d, val, async); 1672 break; 1673 case QXL_IO_FLUSH_RELEASE: { 1674 QXLReleaseRing *ring = &d->ram->release_ring; 1675 if (ring->prod - ring->cons + 1 == ring->num_items) { 1676 fprintf(stderr, 1677 "ERROR: no flush, full release ring [p%d,%dc]\n", 1678 ring->prod, ring->cons); 1679 } 1680 qxl_push_free_res(d, 1 /* flush */); 1681 break; 1682 } 1683 case QXL_IO_FLUSH_SURFACES_ASYNC: 1684 qxl_spice_flush_surfaces_async(d); 1685 break; 1686 case QXL_IO_DESTROY_ALL_SURFACES: 1687 d->mode = QXL_MODE_UNDEFINED; 1688 qxl_spice_destroy_surfaces(d, async); 1689 break; 1690 case QXL_IO_MONITORS_CONFIG_ASYNC: 1691 qxl_spice_monitors_config_async(d, 0); 1692 break; 1693 default: 1694 qxl_set_guest_bug(d, "%s: unexpected ioport=0x%x\n", __func__, io_port); 1695 } 1696 return; 1697 cancel_async: 1698 if (async) { 1699 qxl_send_events(d, QXL_INTERRUPT_IO_CMD); 1700 qemu_mutex_lock(&d->async_lock); 1701 d->current_async = QXL_UNDEFINED_IO; 1702 qemu_mutex_unlock(&d->async_lock); 1703 } 1704 } 1705 1706 static uint64_t ioport_read(void *opaque, hwaddr addr, 1707 unsigned size) 1708 { 1709 PCIQXLDevice *qxl = opaque; 1710 1711 trace_qxl_io_read_unexpected(qxl->id); 1712 return 0xff; 1713 } 1714 1715 static const MemoryRegionOps qxl_io_ops = { 1716 .read = ioport_read, 1717 .write = ioport_write, 1718 .valid = { 1719 .min_access_size = 1, 1720 .max_access_size = 1, 1721 }, 1722 }; 1723 1724 static void qxl_update_irq_bh(void *opaque) 1725 { 1726 PCIQXLDevice *d = opaque; 1727 qxl_update_irq(d); 1728 } 1729 1730 static void qxl_send_events(PCIQXLDevice *d, uint32_t events) 1731 { 1732 uint32_t old_pending; 1733 uint32_t le_events = cpu_to_le32(events); 1734 1735 trace_qxl_send_events(d->id, events); 1736 if (!qemu_spice_display_is_running(&d->ssd)) { 1737 /* spice-server tracks guest running state and should not do this */ 1738 fprintf(stderr, "%s: spice-server bug: guest stopped, ignoring\n", 1739 __func__); 1740 trace_qxl_send_events_vm_stopped(d->id, events); 1741 return; 1742 } 1743 old_pending = atomic_fetch_or(&d->ram->int_pending, le_events); 1744 if ((old_pending & le_events) == le_events) { 1745 return; 1746 } 1747 qemu_bh_schedule(d->update_irq); 1748 } 1749 1750 /* graphics console */ 1751 1752 static void qxl_hw_update(void *opaque) 1753 { 1754 PCIQXLDevice *qxl = opaque; 1755 VGACommonState *vga = &qxl->vga; 1756 1757 switch (qxl->mode) { 1758 case QXL_MODE_VGA: 1759 vga->hw_ops->gfx_update(vga); 1760 break; 1761 case QXL_MODE_COMPAT: 1762 case QXL_MODE_NATIVE: 1763 qxl_render_update(qxl); 1764 break; 1765 default: 1766 break; 1767 } 1768 } 1769 1770 static void qxl_hw_invalidate(void *opaque) 1771 { 1772 PCIQXLDevice *qxl = opaque; 1773 VGACommonState *vga = &qxl->vga; 1774 1775 if (qxl->mode == QXL_MODE_VGA) { 1776 vga->hw_ops->invalidate(vga); 1777 return; 1778 } 1779 } 1780 1781 static void qxl_hw_text_update(void *opaque, console_ch_t *chardata) 1782 { 1783 PCIQXLDevice *qxl = opaque; 1784 VGACommonState *vga = &qxl->vga; 1785 1786 if (qxl->mode == QXL_MODE_VGA) { 1787 vga->hw_ops->text_update(vga, chardata); 1788 return; 1789 } 1790 } 1791 1792 static void qxl_dirty_surfaces(PCIQXLDevice *qxl) 1793 { 1794 uintptr_t vram_start; 1795 int i; 1796 1797 if (qxl->mode != QXL_MODE_NATIVE && qxl->mode != QXL_MODE_COMPAT) { 1798 return; 1799 } 1800 1801 /* dirty the primary surface */ 1802 qxl_set_dirty(&qxl->vga.vram, qxl->shadow_rom.draw_area_offset, 1803 qxl->shadow_rom.surface0_area_size); 1804 1805 vram_start = (uintptr_t)memory_region_get_ram_ptr(&qxl->vram_bar); 1806 1807 /* dirty the off-screen surfaces */ 1808 for (i = 0; i < qxl->ssd.num_surfaces; i++) { 1809 QXLSurfaceCmd *cmd; 1810 intptr_t surface_offset; 1811 int surface_size; 1812 1813 if (qxl->guest_surfaces.cmds[i] == 0) { 1814 continue; 1815 } 1816 1817 cmd = qxl_phys2virt(qxl, qxl->guest_surfaces.cmds[i], 1818 MEMSLOT_GROUP_GUEST); 1819 assert(cmd); 1820 assert(cmd->type == QXL_SURFACE_CMD_CREATE); 1821 surface_offset = (intptr_t)qxl_phys2virt(qxl, 1822 cmd->u.surface_create.data, 1823 MEMSLOT_GROUP_GUEST); 1824 assert(surface_offset); 1825 surface_offset -= vram_start; 1826 surface_size = cmd->u.surface_create.height * 1827 abs(cmd->u.surface_create.stride); 1828 trace_qxl_surfaces_dirty(qxl->id, i, (int)surface_offset, surface_size); 1829 qxl_set_dirty(&qxl->vram_bar, surface_offset, surface_size); 1830 } 1831 } 1832 1833 static void qxl_vm_change_state_handler(void *opaque, int running, 1834 RunState state) 1835 { 1836 PCIQXLDevice *qxl = opaque; 1837 1838 if (running) { 1839 /* 1840 * if qxl_send_events was called from spice server context before 1841 * migration ended, qxl_update_irq for these events might not have been 1842 * called 1843 */ 1844 qxl_update_irq(qxl); 1845 } else { 1846 /* make sure surfaces are saved before migration */ 1847 qxl_dirty_surfaces(qxl); 1848 } 1849 } 1850 1851 /* display change listener */ 1852 1853 static void display_update(DisplayChangeListener *dcl, 1854 int x, int y, int w, int h) 1855 { 1856 PCIQXLDevice *qxl = container_of(dcl, PCIQXLDevice, ssd.dcl); 1857 1858 if (qxl->mode == QXL_MODE_VGA) { 1859 qemu_spice_display_update(&qxl->ssd, x, y, w, h); 1860 } 1861 } 1862 1863 static void display_switch(DisplayChangeListener *dcl, 1864 struct DisplaySurface *surface) 1865 { 1866 PCIQXLDevice *qxl = container_of(dcl, PCIQXLDevice, ssd.dcl); 1867 1868 qxl->ssd.ds = surface; 1869 if (qxl->mode == QXL_MODE_VGA) { 1870 qemu_spice_display_switch(&qxl->ssd, surface); 1871 } 1872 } 1873 1874 static void display_refresh(DisplayChangeListener *dcl) 1875 { 1876 PCIQXLDevice *qxl = container_of(dcl, PCIQXLDevice, ssd.dcl); 1877 1878 if (qxl->mode == QXL_MODE_VGA) { 1879 qemu_spice_display_refresh(&qxl->ssd); 1880 } else { 1881 qemu_mutex_lock(&qxl->ssd.lock); 1882 qemu_spice_cursor_refresh_unlocked(&qxl->ssd); 1883 qemu_mutex_unlock(&qxl->ssd.lock); 1884 } 1885 } 1886 1887 static DisplayChangeListenerOps display_listener_ops = { 1888 .dpy_name = "spice/qxl", 1889 .dpy_gfx_update = display_update, 1890 .dpy_gfx_switch = display_switch, 1891 .dpy_refresh = display_refresh, 1892 }; 1893 1894 static void qxl_init_ramsize(PCIQXLDevice *qxl) 1895 { 1896 /* vga mode framebuffer / primary surface (bar 0, first part) */ 1897 if (qxl->vgamem_size_mb < 8) { 1898 qxl->vgamem_size_mb = 8; 1899 } 1900 qxl->vgamem_size = qxl->vgamem_size_mb * 1024 * 1024; 1901 1902 /* vga ram (bar 0, total) */ 1903 if (qxl->ram_size_mb != -1) { 1904 qxl->vga.vram_size = qxl->ram_size_mb * 1024 * 1024; 1905 } 1906 if (qxl->vga.vram_size < qxl->vgamem_size * 2) { 1907 qxl->vga.vram_size = qxl->vgamem_size * 2; 1908 } 1909 1910 /* vram32 (surfaces, 32bit, bar 1) */ 1911 if (qxl->vram32_size_mb != -1) { 1912 qxl->vram32_size = qxl->vram32_size_mb * 1024 * 1024; 1913 } 1914 if (qxl->vram32_size < 4096) { 1915 qxl->vram32_size = 4096; 1916 } 1917 1918 /* vram (surfaces, 64bit, bar 4+5) */ 1919 if (qxl->vram_size_mb != -1) { 1920 qxl->vram_size = qxl->vram_size_mb * 1024 * 1024; 1921 } 1922 if (qxl->vram_size < qxl->vram32_size) { 1923 qxl->vram_size = qxl->vram32_size; 1924 } 1925 1926 if (qxl->revision == 1) { 1927 qxl->vram32_size = 4096; 1928 qxl->vram_size = 4096; 1929 } 1930 qxl->vgamem_size = msb_mask(qxl->vgamem_size * 2 - 1); 1931 qxl->vga.vram_size = msb_mask(qxl->vga.vram_size * 2 - 1); 1932 qxl->vram32_size = msb_mask(qxl->vram32_size * 2 - 1); 1933 qxl->vram_size = msb_mask(qxl->vram_size * 2 - 1); 1934 } 1935 1936 static int qxl_init_common(PCIQXLDevice *qxl) 1937 { 1938 uint8_t* config = qxl->pci.config; 1939 uint32_t pci_device_rev; 1940 uint32_t io_size; 1941 1942 qxl->mode = QXL_MODE_UNDEFINED; 1943 qxl->generation = 1; 1944 qxl->num_memslots = NUM_MEMSLOTS; 1945 qemu_mutex_init(&qxl->track_lock); 1946 qemu_mutex_init(&qxl->async_lock); 1947 qxl->current_async = QXL_UNDEFINED_IO; 1948 qxl->guest_bug = 0; 1949 1950 switch (qxl->revision) { 1951 case 1: /* spice 0.4 -- qxl-1 */ 1952 pci_device_rev = QXL_REVISION_STABLE_V04; 1953 io_size = 8; 1954 break; 1955 case 2: /* spice 0.6 -- qxl-2 */ 1956 pci_device_rev = QXL_REVISION_STABLE_V06; 1957 io_size = 16; 1958 break; 1959 case 3: /* qxl-3 */ 1960 pci_device_rev = QXL_REVISION_STABLE_V10; 1961 io_size = 32; /* PCI region size must be pow2 */ 1962 break; 1963 case 4: /* qxl-4 */ 1964 pci_device_rev = QXL_REVISION_STABLE_V12; 1965 io_size = msb_mask(QXL_IO_RANGE_SIZE * 2 - 1); 1966 break; 1967 default: 1968 error_report("Invalid revision %d for qxl device (max %d)", 1969 qxl->revision, QXL_DEFAULT_REVISION); 1970 return -1; 1971 } 1972 1973 pci_set_byte(&config[PCI_REVISION_ID], pci_device_rev); 1974 pci_set_byte(&config[PCI_INTERRUPT_PIN], 1); 1975 1976 qxl->rom_size = qxl_rom_size(); 1977 memory_region_init_ram(&qxl->rom_bar, OBJECT(qxl), "qxl.vrom", 1978 qxl->rom_size); 1979 vmstate_register_ram(&qxl->rom_bar, &qxl->pci.qdev); 1980 init_qxl_rom(qxl); 1981 init_qxl_ram(qxl); 1982 1983 qxl->guest_surfaces.cmds = g_new0(QXLPHYSICAL, qxl->ssd.num_surfaces); 1984 memory_region_init_ram(&qxl->vram_bar, OBJECT(qxl), "qxl.vram", 1985 qxl->vram_size); 1986 vmstate_register_ram(&qxl->vram_bar, &qxl->pci.qdev); 1987 memory_region_init_alias(&qxl->vram32_bar, OBJECT(qxl), "qxl.vram32", 1988 &qxl->vram_bar, 0, qxl->vram32_size); 1989 1990 memory_region_init_io(&qxl->io_bar, OBJECT(qxl), &qxl_io_ops, qxl, 1991 "qxl-ioports", io_size); 1992 if (qxl->id == 0) { 1993 vga_dirty_log_start(&qxl->vga); 1994 } 1995 memory_region_set_flush_coalesced(&qxl->io_bar); 1996 1997 1998 pci_register_bar(&qxl->pci, QXL_IO_RANGE_INDEX, 1999 PCI_BASE_ADDRESS_SPACE_IO, &qxl->io_bar); 2000 2001 pci_register_bar(&qxl->pci, QXL_ROM_RANGE_INDEX, 2002 PCI_BASE_ADDRESS_SPACE_MEMORY, &qxl->rom_bar); 2003 2004 pci_register_bar(&qxl->pci, QXL_RAM_RANGE_INDEX, 2005 PCI_BASE_ADDRESS_SPACE_MEMORY, &qxl->vga.vram); 2006 2007 pci_register_bar(&qxl->pci, QXL_VRAM_RANGE_INDEX, 2008 PCI_BASE_ADDRESS_SPACE_MEMORY, &qxl->vram32_bar); 2009 2010 if (qxl->vram32_size < qxl->vram_size) { 2011 /* 2012 * Make the 64bit vram bar show up only in case it is 2013 * configured to be larger than the 32bit vram bar. 2014 */ 2015 pci_register_bar(&qxl->pci, QXL_VRAM64_RANGE_INDEX, 2016 PCI_BASE_ADDRESS_SPACE_MEMORY | 2017 PCI_BASE_ADDRESS_MEM_TYPE_64 | 2018 PCI_BASE_ADDRESS_MEM_PREFETCH, 2019 &qxl->vram_bar); 2020 } 2021 2022 /* print pci bar details */ 2023 dprint(qxl, 1, "ram/%s: %d MB [region 0]\n", 2024 qxl->id == 0 ? "pri" : "sec", 2025 qxl->vga.vram_size / (1024*1024)); 2026 dprint(qxl, 1, "vram/32: %d MB [region 1]\n", 2027 qxl->vram32_size / (1024*1024)); 2028 dprint(qxl, 1, "vram/64: %d MB %s\n", 2029 qxl->vram_size / (1024*1024), 2030 qxl->vram32_size < qxl->vram_size ? "[region 4]" : "[unmapped]"); 2031 2032 qxl->ssd.qxl.base.sif = &qxl_interface.base; 2033 if (qemu_spice_add_display_interface(&qxl->ssd.qxl, qxl->vga.con) != 0) { 2034 error_report("qxl interface %d.%d not supported by spice-server", 2035 SPICE_INTERFACE_QXL_MAJOR, SPICE_INTERFACE_QXL_MINOR); 2036 return -1; 2037 } 2038 qemu_add_vm_change_state_handler(qxl_vm_change_state_handler, qxl); 2039 2040 qxl->update_irq = qemu_bh_new(qxl_update_irq_bh, qxl); 2041 qxl_reset_state(qxl); 2042 2043 qxl->update_area_bh = qemu_bh_new(qxl_render_update_area_bh, qxl); 2044 2045 return 0; 2046 } 2047 2048 static const GraphicHwOps qxl_ops = { 2049 .invalidate = qxl_hw_invalidate, 2050 .gfx_update = qxl_hw_update, 2051 .text_update = qxl_hw_text_update, 2052 }; 2053 2054 static int qxl_init_primary(PCIDevice *dev) 2055 { 2056 PCIQXLDevice *qxl = DO_UPCAST(PCIQXLDevice, pci, dev); 2057 VGACommonState *vga = &qxl->vga; 2058 PortioList *qxl_vga_port_list = g_new(PortioList, 1); 2059 int rc; 2060 2061 qxl->id = 0; 2062 qxl_init_ramsize(qxl); 2063 vga->vram_size_mb = qxl->vga.vram_size >> 20; 2064 vga_common_init(vga, OBJECT(dev), true); 2065 vga_init(vga, OBJECT(dev), 2066 pci_address_space(dev), pci_address_space_io(dev), false); 2067 portio_list_init(qxl_vga_port_list, OBJECT(dev), qxl_vga_portio_list, 2068 vga, "vga"); 2069 portio_list_set_flush_coalesced(qxl_vga_port_list); 2070 portio_list_add(qxl_vga_port_list, pci_address_space_io(dev), 0x3b0); 2071 2072 vga->con = graphic_console_init(DEVICE(dev), 0, &qxl_ops, qxl); 2073 qemu_spice_display_init_common(&qxl->ssd); 2074 2075 rc = qxl_init_common(qxl); 2076 if (rc != 0) { 2077 return rc; 2078 } 2079 2080 qxl->ssd.dcl.ops = &display_listener_ops; 2081 qxl->ssd.dcl.con = vga->con; 2082 register_displaychangelistener(&qxl->ssd.dcl); 2083 return rc; 2084 } 2085 2086 static int qxl_init_secondary(PCIDevice *dev) 2087 { 2088 static int device_id = 1; 2089 PCIQXLDevice *qxl = DO_UPCAST(PCIQXLDevice, pci, dev); 2090 2091 qxl->id = device_id++; 2092 qxl_init_ramsize(qxl); 2093 memory_region_init_ram(&qxl->vga.vram, OBJECT(dev), "qxl.vgavram", 2094 qxl->vga.vram_size); 2095 vmstate_register_ram(&qxl->vga.vram, &qxl->pci.qdev); 2096 qxl->vga.vram_ptr = memory_region_get_ram_ptr(&qxl->vga.vram); 2097 qxl->vga.con = graphic_console_init(DEVICE(dev), 0, &qxl_ops, qxl); 2098 2099 return qxl_init_common(qxl); 2100 } 2101 2102 static void qxl_pre_save(void *opaque) 2103 { 2104 PCIQXLDevice* d = opaque; 2105 uint8_t *ram_start = d->vga.vram_ptr; 2106 2107 trace_qxl_pre_save(d->id); 2108 if (d->last_release == NULL) { 2109 d->last_release_offset = 0; 2110 } else { 2111 d->last_release_offset = (uint8_t *)d->last_release - ram_start; 2112 } 2113 assert(d->last_release_offset < d->vga.vram_size); 2114 } 2115 2116 static int qxl_pre_load(void *opaque) 2117 { 2118 PCIQXLDevice* d = opaque; 2119 2120 trace_qxl_pre_load(d->id); 2121 qxl_hard_reset(d, 1); 2122 qxl_exit_vga_mode(d); 2123 return 0; 2124 } 2125 2126 static void qxl_create_memslots(PCIQXLDevice *d) 2127 { 2128 int i; 2129 2130 for (i = 0; i < NUM_MEMSLOTS; i++) { 2131 if (!d->guest_slots[i].active) { 2132 continue; 2133 } 2134 qxl_add_memslot(d, i, 0, QXL_SYNC); 2135 } 2136 } 2137 2138 static int qxl_post_load(void *opaque, int version) 2139 { 2140 PCIQXLDevice* d = opaque; 2141 uint8_t *ram_start = d->vga.vram_ptr; 2142 QXLCommandExt *cmds; 2143 int in, out, newmode; 2144 2145 assert(d->last_release_offset < d->vga.vram_size); 2146 if (d->last_release_offset == 0) { 2147 d->last_release = NULL; 2148 } else { 2149 d->last_release = (QXLReleaseInfo *)(ram_start + d->last_release_offset); 2150 } 2151 2152 d->modes = (QXLModes*)((uint8_t*)d->rom + d->rom->modes_offset); 2153 2154 trace_qxl_post_load(d->id, qxl_mode_to_string(d->mode)); 2155 newmode = d->mode; 2156 d->mode = QXL_MODE_UNDEFINED; 2157 2158 switch (newmode) { 2159 case QXL_MODE_UNDEFINED: 2160 qxl_create_memslots(d); 2161 break; 2162 case QXL_MODE_VGA: 2163 qxl_create_memslots(d); 2164 qxl_enter_vga_mode(d); 2165 break; 2166 case QXL_MODE_NATIVE: 2167 qxl_create_memslots(d); 2168 qxl_create_guest_primary(d, 1, QXL_SYNC); 2169 2170 /* replay surface-create and cursor-set commands */ 2171 cmds = g_malloc0(sizeof(QXLCommandExt) * (d->ssd.num_surfaces + 1)); 2172 for (in = 0, out = 0; in < d->ssd.num_surfaces; in++) { 2173 if (d->guest_surfaces.cmds[in] == 0) { 2174 continue; 2175 } 2176 cmds[out].cmd.data = d->guest_surfaces.cmds[in]; 2177 cmds[out].cmd.type = QXL_CMD_SURFACE; 2178 cmds[out].group_id = MEMSLOT_GROUP_GUEST; 2179 out++; 2180 } 2181 if (d->guest_cursor) { 2182 cmds[out].cmd.data = d->guest_cursor; 2183 cmds[out].cmd.type = QXL_CMD_CURSOR; 2184 cmds[out].group_id = MEMSLOT_GROUP_GUEST; 2185 out++; 2186 } 2187 qxl_spice_loadvm_commands(d, cmds, out); 2188 g_free(cmds); 2189 if (d->guest_monitors_config) { 2190 qxl_spice_monitors_config_async(d, 1); 2191 } 2192 break; 2193 case QXL_MODE_COMPAT: 2194 /* note: no need to call qxl_create_memslots, qxl_set_mode 2195 * creates the mem slot. */ 2196 qxl_set_mode(d, d->shadow_rom.mode, 1); 2197 break; 2198 } 2199 return 0; 2200 } 2201 2202 #define QXL_SAVE_VERSION 21 2203 2204 static bool qxl_monitors_config_needed(void *opaque) 2205 { 2206 PCIQXLDevice *qxl = opaque; 2207 2208 return qxl->guest_monitors_config != 0; 2209 } 2210 2211 2212 static VMStateDescription qxl_memslot = { 2213 .name = "qxl-memslot", 2214 .version_id = QXL_SAVE_VERSION, 2215 .minimum_version_id = QXL_SAVE_VERSION, 2216 .fields = (VMStateField[]) { 2217 VMSTATE_UINT64(slot.mem_start, struct guest_slots), 2218 VMSTATE_UINT64(slot.mem_end, struct guest_slots), 2219 VMSTATE_UINT32(active, struct guest_slots), 2220 VMSTATE_END_OF_LIST() 2221 } 2222 }; 2223 2224 static VMStateDescription qxl_surface = { 2225 .name = "qxl-surface", 2226 .version_id = QXL_SAVE_VERSION, 2227 .minimum_version_id = QXL_SAVE_VERSION, 2228 .fields = (VMStateField[]) { 2229 VMSTATE_UINT32(width, QXLSurfaceCreate), 2230 VMSTATE_UINT32(height, QXLSurfaceCreate), 2231 VMSTATE_INT32(stride, QXLSurfaceCreate), 2232 VMSTATE_UINT32(format, QXLSurfaceCreate), 2233 VMSTATE_UINT32(position, QXLSurfaceCreate), 2234 VMSTATE_UINT32(mouse_mode, QXLSurfaceCreate), 2235 VMSTATE_UINT32(flags, QXLSurfaceCreate), 2236 VMSTATE_UINT32(type, QXLSurfaceCreate), 2237 VMSTATE_UINT64(mem, QXLSurfaceCreate), 2238 VMSTATE_END_OF_LIST() 2239 } 2240 }; 2241 2242 static VMStateDescription qxl_vmstate_monitors_config = { 2243 .name = "qxl/monitors-config", 2244 .version_id = 1, 2245 .minimum_version_id = 1, 2246 .fields = (VMStateField[]) { 2247 VMSTATE_UINT64(guest_monitors_config, PCIQXLDevice), 2248 VMSTATE_END_OF_LIST() 2249 }, 2250 }; 2251 2252 static VMStateDescription qxl_vmstate = { 2253 .name = "qxl", 2254 .version_id = QXL_SAVE_VERSION, 2255 .minimum_version_id = QXL_SAVE_VERSION, 2256 .pre_save = qxl_pre_save, 2257 .pre_load = qxl_pre_load, 2258 .post_load = qxl_post_load, 2259 .fields = (VMStateField[]) { 2260 VMSTATE_PCI_DEVICE(pci, PCIQXLDevice), 2261 VMSTATE_STRUCT(vga, PCIQXLDevice, 0, vmstate_vga_common, VGACommonState), 2262 VMSTATE_UINT32(shadow_rom.mode, PCIQXLDevice), 2263 VMSTATE_UINT32(num_free_res, PCIQXLDevice), 2264 VMSTATE_UINT32(last_release_offset, PCIQXLDevice), 2265 VMSTATE_UINT32(mode, PCIQXLDevice), 2266 VMSTATE_UINT32(ssd.unique, PCIQXLDevice), 2267 VMSTATE_INT32_EQUAL(num_memslots, PCIQXLDevice), 2268 VMSTATE_STRUCT_ARRAY(guest_slots, PCIQXLDevice, NUM_MEMSLOTS, 0, 2269 qxl_memslot, struct guest_slots), 2270 VMSTATE_STRUCT(guest_primary.surface, PCIQXLDevice, 0, 2271 qxl_surface, QXLSurfaceCreate), 2272 VMSTATE_INT32_EQUAL(ssd.num_surfaces, PCIQXLDevice), 2273 VMSTATE_VARRAY_INT32(guest_surfaces.cmds, PCIQXLDevice, 2274 ssd.num_surfaces, 0, 2275 vmstate_info_uint64, uint64_t), 2276 VMSTATE_UINT64(guest_cursor, PCIQXLDevice), 2277 VMSTATE_END_OF_LIST() 2278 }, 2279 .subsections = (VMStateSubsection[]) { 2280 { 2281 .vmsd = &qxl_vmstate_monitors_config, 2282 .needed = qxl_monitors_config_needed, 2283 }, { 2284 /* empty */ 2285 } 2286 } 2287 }; 2288 2289 static Property qxl_properties[] = { 2290 DEFINE_PROP_UINT32("ram_size", PCIQXLDevice, vga.vram_size, 2291 64 * 1024 * 1024), 2292 DEFINE_PROP_UINT32("vram_size", PCIQXLDevice, vram32_size, 2293 64 * 1024 * 1024), 2294 DEFINE_PROP_UINT32("revision", PCIQXLDevice, revision, 2295 QXL_DEFAULT_REVISION), 2296 DEFINE_PROP_UINT32("debug", PCIQXLDevice, debug, 0), 2297 DEFINE_PROP_UINT32("guestdebug", PCIQXLDevice, guestdebug, 0), 2298 DEFINE_PROP_UINT32("cmdlog", PCIQXLDevice, cmdlog, 0), 2299 DEFINE_PROP_UINT32("ram_size_mb", PCIQXLDevice, ram_size_mb, -1), 2300 DEFINE_PROP_UINT32("vram_size_mb", PCIQXLDevice, vram32_size_mb, -1), 2301 DEFINE_PROP_UINT32("vram64_size_mb", PCIQXLDevice, vram_size_mb, -1), 2302 DEFINE_PROP_UINT32("vgamem_mb", PCIQXLDevice, vgamem_size_mb, 16), 2303 DEFINE_PROP_INT32("surfaces", PCIQXLDevice, ssd.num_surfaces, 1024), 2304 DEFINE_PROP_END_OF_LIST(), 2305 }; 2306 2307 static void qxl_primary_class_init(ObjectClass *klass, void *data) 2308 { 2309 DeviceClass *dc = DEVICE_CLASS(klass); 2310 PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); 2311 2312 k->init = qxl_init_primary; 2313 k->romfile = "vgabios-qxl.bin"; 2314 k->vendor_id = REDHAT_PCI_VENDOR_ID; 2315 k->device_id = QXL_DEVICE_ID_STABLE; 2316 k->class_id = PCI_CLASS_DISPLAY_VGA; 2317 set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories); 2318 dc->desc = "Spice QXL GPU (primary, vga compatible)"; 2319 dc->reset = qxl_reset_handler; 2320 dc->vmsd = &qxl_vmstate; 2321 dc->props = qxl_properties; 2322 dc->hotpluggable = false; 2323 } 2324 2325 static const TypeInfo qxl_primary_info = { 2326 .name = "qxl-vga", 2327 .parent = TYPE_PCI_DEVICE, 2328 .instance_size = sizeof(PCIQXLDevice), 2329 .class_init = qxl_primary_class_init, 2330 }; 2331 2332 static void qxl_secondary_class_init(ObjectClass *klass, void *data) 2333 { 2334 DeviceClass *dc = DEVICE_CLASS(klass); 2335 PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); 2336 2337 k->init = qxl_init_secondary; 2338 k->vendor_id = REDHAT_PCI_VENDOR_ID; 2339 k->device_id = QXL_DEVICE_ID_STABLE; 2340 k->class_id = PCI_CLASS_DISPLAY_OTHER; 2341 set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories); 2342 dc->desc = "Spice QXL GPU (secondary)"; 2343 dc->reset = qxl_reset_handler; 2344 dc->vmsd = &qxl_vmstate; 2345 dc->props = qxl_properties; 2346 } 2347 2348 static const TypeInfo qxl_secondary_info = { 2349 .name = "qxl", 2350 .parent = TYPE_PCI_DEVICE, 2351 .instance_size = sizeof(PCIQXLDevice), 2352 .class_init = qxl_secondary_class_init, 2353 }; 2354 2355 static void qxl_register_types(void) 2356 { 2357 type_register_static(&qxl_primary_info); 2358 type_register_static(&qxl_secondary_info); 2359 } 2360 2361 type_init(qxl_register_types) 2362