1 /* 2 * QEMU VMware-SVGA "chipset". 3 * 4 * Copyright (c) 2007 Andrzej Zaborowski <balrog@zabor.org> 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a copy 7 * of this software and associated documentation files (the "Software"), to deal 8 * in the Software without restriction, including without limitation the rights 9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 10 * copies of the Software, and to permit persons to whom the Software is 11 * furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in 14 * all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 22 * THE SOFTWARE. 23 */ 24 #include "hw/hw.h" 25 #include "hw/loader.h" 26 #include "trace.h" 27 #include "ui/console.h" 28 #include "ui/vnc.h" 29 #include "hw/pci/pci.h" 30 31 #undef VERBOSE 32 #define HW_RECT_ACCEL 33 #define HW_FILL_ACCEL 34 #define HW_MOUSE_ACCEL 35 36 #include "vga_int.h" 37 38 /* See http://vmware-svga.sf.net/ for some documentation on VMWare SVGA */ 39 40 struct vmsvga_state_s { 41 VGACommonState vga; 42 43 int invalidated; 44 int enable; 45 int config; 46 struct { 47 int id; 48 int x; 49 int y; 50 int on; 51 } cursor; 52 53 int index; 54 int scratch_size; 55 uint32_t *scratch; 56 int new_width; 57 int new_height; 58 int new_depth; 59 uint32_t guest; 60 uint32_t svgaid; 61 int syncing; 62 63 MemoryRegion fifo_ram; 64 uint8_t *fifo_ptr; 65 unsigned int fifo_size; 66 67 union { 68 uint32_t *fifo; 69 struct QEMU_PACKED { 70 uint32_t min; 71 uint32_t max; 72 uint32_t next_cmd; 73 uint32_t stop; 74 /* Add registers here when adding capabilities. */ 75 uint32_t fifo[0]; 76 } *cmd; 77 }; 78 79 #define REDRAW_FIFO_LEN 512 80 struct vmsvga_rect_s { 81 int x, y, w, h; 82 } redraw_fifo[REDRAW_FIFO_LEN]; 83 int redraw_fifo_first, redraw_fifo_last; 84 }; 85 86 #define TYPE_VMWARE_SVGA "vmware-svga" 87 88 #define VMWARE_SVGA(obj) \ 89 OBJECT_CHECK(struct pci_vmsvga_state_s, (obj), TYPE_VMWARE_SVGA) 90 91 struct pci_vmsvga_state_s { 92 /*< private >*/ 93 PCIDevice parent_obj; 94 /*< public >*/ 95 96 struct vmsvga_state_s chip; 97 MemoryRegion io_bar; 98 }; 99 100 #define SVGA_MAGIC 0x900000UL 101 #define SVGA_MAKE_ID(ver) (SVGA_MAGIC << 8 | (ver)) 102 #define SVGA_ID_0 SVGA_MAKE_ID(0) 103 #define SVGA_ID_1 SVGA_MAKE_ID(1) 104 #define SVGA_ID_2 SVGA_MAKE_ID(2) 105 106 #define SVGA_LEGACY_BASE_PORT 0x4560 107 #define SVGA_INDEX_PORT 0x0 108 #define SVGA_VALUE_PORT 0x1 109 #define SVGA_BIOS_PORT 0x2 110 111 #define SVGA_VERSION_2 112 113 #ifdef SVGA_VERSION_2 114 # define SVGA_ID SVGA_ID_2 115 # define SVGA_IO_BASE SVGA_LEGACY_BASE_PORT 116 # define SVGA_IO_MUL 1 117 # define SVGA_FIFO_SIZE 0x10000 118 # define SVGA_PCI_DEVICE_ID PCI_DEVICE_ID_VMWARE_SVGA2 119 #else 120 # define SVGA_ID SVGA_ID_1 121 # define SVGA_IO_BASE SVGA_LEGACY_BASE_PORT 122 # define SVGA_IO_MUL 4 123 # define SVGA_FIFO_SIZE 0x10000 124 # define SVGA_PCI_DEVICE_ID PCI_DEVICE_ID_VMWARE_SVGA 125 #endif 126 127 enum { 128 /* ID 0, 1 and 2 registers */ 129 SVGA_REG_ID = 0, 130 SVGA_REG_ENABLE = 1, 131 SVGA_REG_WIDTH = 2, 132 SVGA_REG_HEIGHT = 3, 133 SVGA_REG_MAX_WIDTH = 4, 134 SVGA_REG_MAX_HEIGHT = 5, 135 SVGA_REG_DEPTH = 6, 136 SVGA_REG_BITS_PER_PIXEL = 7, /* Current bpp in the guest */ 137 SVGA_REG_PSEUDOCOLOR = 8, 138 SVGA_REG_RED_MASK = 9, 139 SVGA_REG_GREEN_MASK = 10, 140 SVGA_REG_BLUE_MASK = 11, 141 SVGA_REG_BYTES_PER_LINE = 12, 142 SVGA_REG_FB_START = 13, 143 SVGA_REG_FB_OFFSET = 14, 144 SVGA_REG_VRAM_SIZE = 15, 145 SVGA_REG_FB_SIZE = 16, 146 147 /* ID 1 and 2 registers */ 148 SVGA_REG_CAPABILITIES = 17, 149 SVGA_REG_MEM_START = 18, /* Memory for command FIFO */ 150 SVGA_REG_MEM_SIZE = 19, 151 SVGA_REG_CONFIG_DONE = 20, /* Set when memory area configured */ 152 SVGA_REG_SYNC = 21, /* Write to force synchronization */ 153 SVGA_REG_BUSY = 22, /* Read to check if sync is done */ 154 SVGA_REG_GUEST_ID = 23, /* Set guest OS identifier */ 155 SVGA_REG_CURSOR_ID = 24, /* ID of cursor */ 156 SVGA_REG_CURSOR_X = 25, /* Set cursor X position */ 157 SVGA_REG_CURSOR_Y = 26, /* Set cursor Y position */ 158 SVGA_REG_CURSOR_ON = 27, /* Turn cursor on/off */ 159 SVGA_REG_HOST_BITS_PER_PIXEL = 28, /* Current bpp in the host */ 160 SVGA_REG_SCRATCH_SIZE = 29, /* Number of scratch registers */ 161 SVGA_REG_MEM_REGS = 30, /* Number of FIFO registers */ 162 SVGA_REG_NUM_DISPLAYS = 31, /* Number of guest displays */ 163 SVGA_REG_PITCHLOCK = 32, /* Fixed pitch for all modes */ 164 165 SVGA_PALETTE_BASE = 1024, /* Base of SVGA color map */ 166 SVGA_PALETTE_END = SVGA_PALETTE_BASE + 767, 167 SVGA_SCRATCH_BASE = SVGA_PALETTE_BASE + 768, 168 }; 169 170 #define SVGA_CAP_NONE 0 171 #define SVGA_CAP_RECT_FILL (1 << 0) 172 #define SVGA_CAP_RECT_COPY (1 << 1) 173 #define SVGA_CAP_RECT_PAT_FILL (1 << 2) 174 #define SVGA_CAP_LEGACY_OFFSCREEN (1 << 3) 175 #define SVGA_CAP_RASTER_OP (1 << 4) 176 #define SVGA_CAP_CURSOR (1 << 5) 177 #define SVGA_CAP_CURSOR_BYPASS (1 << 6) 178 #define SVGA_CAP_CURSOR_BYPASS_2 (1 << 7) 179 #define SVGA_CAP_8BIT_EMULATION (1 << 8) 180 #define SVGA_CAP_ALPHA_CURSOR (1 << 9) 181 #define SVGA_CAP_GLYPH (1 << 10) 182 #define SVGA_CAP_GLYPH_CLIPPING (1 << 11) 183 #define SVGA_CAP_OFFSCREEN_1 (1 << 12) 184 #define SVGA_CAP_ALPHA_BLEND (1 << 13) 185 #define SVGA_CAP_3D (1 << 14) 186 #define SVGA_CAP_EXTENDED_FIFO (1 << 15) 187 #define SVGA_CAP_MULTIMON (1 << 16) 188 #define SVGA_CAP_PITCHLOCK (1 << 17) 189 190 /* 191 * FIFO offsets (seen as an array of 32-bit words) 192 */ 193 enum { 194 /* 195 * The original defined FIFO offsets 196 */ 197 SVGA_FIFO_MIN = 0, 198 SVGA_FIFO_MAX, /* The distance from MIN to MAX must be at least 10K */ 199 SVGA_FIFO_NEXT_CMD, 200 SVGA_FIFO_STOP, 201 202 /* 203 * Additional offsets added as of SVGA_CAP_EXTENDED_FIFO 204 */ 205 SVGA_FIFO_CAPABILITIES = 4, 206 SVGA_FIFO_FLAGS, 207 SVGA_FIFO_FENCE, 208 SVGA_FIFO_3D_HWVERSION, 209 SVGA_FIFO_PITCHLOCK, 210 }; 211 212 #define SVGA_FIFO_CAP_NONE 0 213 #define SVGA_FIFO_CAP_FENCE (1 << 0) 214 #define SVGA_FIFO_CAP_ACCELFRONT (1 << 1) 215 #define SVGA_FIFO_CAP_PITCHLOCK (1 << 2) 216 217 #define SVGA_FIFO_FLAG_NONE 0 218 #define SVGA_FIFO_FLAG_ACCELFRONT (1 << 0) 219 220 /* These values can probably be changed arbitrarily. */ 221 #define SVGA_SCRATCH_SIZE 0x8000 222 #define SVGA_MAX_WIDTH ROUND_UP(2360, VNC_DIRTY_PIXELS_PER_BIT) 223 #define SVGA_MAX_HEIGHT 1770 224 225 #ifdef VERBOSE 226 # define GUEST_OS_BASE 0x5001 227 static const char *vmsvga_guest_id[] = { 228 [0x00] = "Dos", 229 [0x01] = "Windows 3.1", 230 [0x02] = "Windows 95", 231 [0x03] = "Windows 98", 232 [0x04] = "Windows ME", 233 [0x05] = "Windows NT", 234 [0x06] = "Windows 2000", 235 [0x07] = "Linux", 236 [0x08] = "OS/2", 237 [0x09] = "an unknown OS", 238 [0x0a] = "BSD", 239 [0x0b] = "Whistler", 240 [0x0c] = "an unknown OS", 241 [0x0d] = "an unknown OS", 242 [0x0e] = "an unknown OS", 243 [0x0f] = "an unknown OS", 244 [0x10] = "an unknown OS", 245 [0x11] = "an unknown OS", 246 [0x12] = "an unknown OS", 247 [0x13] = "an unknown OS", 248 [0x14] = "an unknown OS", 249 [0x15] = "Windows 2003", 250 }; 251 #endif 252 253 enum { 254 SVGA_CMD_INVALID_CMD = 0, 255 SVGA_CMD_UPDATE = 1, 256 SVGA_CMD_RECT_FILL = 2, 257 SVGA_CMD_RECT_COPY = 3, 258 SVGA_CMD_DEFINE_BITMAP = 4, 259 SVGA_CMD_DEFINE_BITMAP_SCANLINE = 5, 260 SVGA_CMD_DEFINE_PIXMAP = 6, 261 SVGA_CMD_DEFINE_PIXMAP_SCANLINE = 7, 262 SVGA_CMD_RECT_BITMAP_FILL = 8, 263 SVGA_CMD_RECT_PIXMAP_FILL = 9, 264 SVGA_CMD_RECT_BITMAP_COPY = 10, 265 SVGA_CMD_RECT_PIXMAP_COPY = 11, 266 SVGA_CMD_FREE_OBJECT = 12, 267 SVGA_CMD_RECT_ROP_FILL = 13, 268 SVGA_CMD_RECT_ROP_COPY = 14, 269 SVGA_CMD_RECT_ROP_BITMAP_FILL = 15, 270 SVGA_CMD_RECT_ROP_PIXMAP_FILL = 16, 271 SVGA_CMD_RECT_ROP_BITMAP_COPY = 17, 272 SVGA_CMD_RECT_ROP_PIXMAP_COPY = 18, 273 SVGA_CMD_DEFINE_CURSOR = 19, 274 SVGA_CMD_DISPLAY_CURSOR = 20, 275 SVGA_CMD_MOVE_CURSOR = 21, 276 SVGA_CMD_DEFINE_ALPHA_CURSOR = 22, 277 SVGA_CMD_DRAW_GLYPH = 23, 278 SVGA_CMD_DRAW_GLYPH_CLIPPED = 24, 279 SVGA_CMD_UPDATE_VERBOSE = 25, 280 SVGA_CMD_SURFACE_FILL = 26, 281 SVGA_CMD_SURFACE_COPY = 27, 282 SVGA_CMD_SURFACE_ALPHA_BLEND = 28, 283 SVGA_CMD_FRONT_ROP_FILL = 29, 284 SVGA_CMD_FENCE = 30, 285 }; 286 287 /* Legal values for the SVGA_REG_CURSOR_ON register in cursor bypass mode */ 288 enum { 289 SVGA_CURSOR_ON_HIDE = 0, 290 SVGA_CURSOR_ON_SHOW = 1, 291 SVGA_CURSOR_ON_REMOVE_FROM_FB = 2, 292 SVGA_CURSOR_ON_RESTORE_TO_FB = 3, 293 }; 294 295 static inline void vmsvga_update_rect(struct vmsvga_state_s *s, 296 int x, int y, int w, int h) 297 { 298 DisplaySurface *surface = qemu_console_surface(s->vga.con); 299 int line; 300 int bypl; 301 int width; 302 int start; 303 uint8_t *src; 304 uint8_t *dst; 305 306 if (x < 0) { 307 fprintf(stderr, "%s: update x was < 0 (%d)\n", __func__, x); 308 w += x; 309 x = 0; 310 } 311 if (w < 0) { 312 fprintf(stderr, "%s: update w was < 0 (%d)\n", __func__, w); 313 w = 0; 314 } 315 if (x + w > surface_width(surface)) { 316 fprintf(stderr, "%s: update width too large x: %d, w: %d\n", 317 __func__, x, w); 318 x = MIN(x, surface_width(surface)); 319 w = surface_width(surface) - x; 320 } 321 322 if (y < 0) { 323 fprintf(stderr, "%s: update y was < 0 (%d)\n", __func__, y); 324 h += y; 325 y = 0; 326 } 327 if (h < 0) { 328 fprintf(stderr, "%s: update h was < 0 (%d)\n", __func__, h); 329 h = 0; 330 } 331 if (y + h > surface_height(surface)) { 332 fprintf(stderr, "%s: update height too large y: %d, h: %d\n", 333 __func__, y, h); 334 y = MIN(y, surface_height(surface)); 335 h = surface_height(surface) - y; 336 } 337 338 bypl = surface_stride(surface); 339 width = surface_bytes_per_pixel(surface) * w; 340 start = surface_bytes_per_pixel(surface) * x + bypl * y; 341 src = s->vga.vram_ptr + start; 342 dst = surface_data(surface) + start; 343 344 for (line = h; line > 0; line--, src += bypl, dst += bypl) { 345 memcpy(dst, src, width); 346 } 347 dpy_gfx_update(s->vga.con, x, y, w, h); 348 } 349 350 static inline void vmsvga_update_rect_delayed(struct vmsvga_state_s *s, 351 int x, int y, int w, int h) 352 { 353 struct vmsvga_rect_s *rect = &s->redraw_fifo[s->redraw_fifo_last++]; 354 355 s->redraw_fifo_last &= REDRAW_FIFO_LEN - 1; 356 rect->x = x; 357 rect->y = y; 358 rect->w = w; 359 rect->h = h; 360 } 361 362 static inline void vmsvga_update_rect_flush(struct vmsvga_state_s *s) 363 { 364 struct vmsvga_rect_s *rect; 365 366 if (s->invalidated) { 367 s->redraw_fifo_first = s->redraw_fifo_last; 368 return; 369 } 370 /* Overlapping region updates can be optimised out here - if someone 371 * knows a smart algorithm to do that, please share. */ 372 while (s->redraw_fifo_first != s->redraw_fifo_last) { 373 rect = &s->redraw_fifo[s->redraw_fifo_first++]; 374 s->redraw_fifo_first &= REDRAW_FIFO_LEN - 1; 375 vmsvga_update_rect(s, rect->x, rect->y, rect->w, rect->h); 376 } 377 } 378 379 #ifdef HW_RECT_ACCEL 380 static inline void vmsvga_copy_rect(struct vmsvga_state_s *s, 381 int x0, int y0, int x1, int y1, int w, int h) 382 { 383 DisplaySurface *surface = qemu_console_surface(s->vga.con); 384 uint8_t *vram = s->vga.vram_ptr; 385 int bypl = surface_stride(surface); 386 int bypp = surface_bytes_per_pixel(surface); 387 int width = bypp * w; 388 int line = h; 389 uint8_t *ptr[2]; 390 391 if (y1 > y0) { 392 ptr[0] = vram + bypp * x0 + bypl * (y0 + h - 1); 393 ptr[1] = vram + bypp * x1 + bypl * (y1 + h - 1); 394 for (; line > 0; line --, ptr[0] -= bypl, ptr[1] -= bypl) { 395 memmove(ptr[1], ptr[0], width); 396 } 397 } else { 398 ptr[0] = vram + bypp * x0 + bypl * y0; 399 ptr[1] = vram + bypp * x1 + bypl * y1; 400 for (; line > 0; line --, ptr[0] += bypl, ptr[1] += bypl) { 401 memmove(ptr[1], ptr[0], width); 402 } 403 } 404 405 vmsvga_update_rect_delayed(s, x1, y1, w, h); 406 } 407 #endif 408 409 #ifdef HW_FILL_ACCEL 410 static inline void vmsvga_fill_rect(struct vmsvga_state_s *s, 411 uint32_t c, int x, int y, int w, int h) 412 { 413 DisplaySurface *surface = qemu_console_surface(s->vga.con); 414 int bypl = surface_stride(surface); 415 int width = surface_bytes_per_pixel(surface) * w; 416 int line = h; 417 int column; 418 uint8_t *fst; 419 uint8_t *dst; 420 uint8_t *src; 421 uint8_t col[4]; 422 423 col[0] = c; 424 col[1] = c >> 8; 425 col[2] = c >> 16; 426 col[3] = c >> 24; 427 428 fst = s->vga.vram_ptr + surface_bytes_per_pixel(surface) * x + bypl * y; 429 430 if (line--) { 431 dst = fst; 432 src = col; 433 for (column = width; column > 0; column--) { 434 *(dst++) = *(src++); 435 if (src - col == surface_bytes_per_pixel(surface)) { 436 src = col; 437 } 438 } 439 dst = fst; 440 for (; line > 0; line--) { 441 dst += bypl; 442 memcpy(dst, fst, width); 443 } 444 } 445 446 vmsvga_update_rect_delayed(s, x, y, w, h); 447 } 448 #endif 449 450 struct vmsvga_cursor_definition_s { 451 int width; 452 int height; 453 int id; 454 int bpp; 455 int hot_x; 456 int hot_y; 457 uint32_t mask[1024]; 458 uint32_t image[4096]; 459 }; 460 461 #define SVGA_BITMAP_SIZE(w, h) ((((w) + 31) >> 5) * (h)) 462 #define SVGA_PIXMAP_SIZE(w, h, bpp) (((((w) * (bpp)) + 31) >> 5) * (h)) 463 464 #ifdef HW_MOUSE_ACCEL 465 static inline void vmsvga_cursor_define(struct vmsvga_state_s *s, 466 struct vmsvga_cursor_definition_s *c) 467 { 468 QEMUCursor *qc; 469 int i, pixels; 470 471 qc = cursor_alloc(c->width, c->height); 472 qc->hot_x = c->hot_x; 473 qc->hot_y = c->hot_y; 474 switch (c->bpp) { 475 case 1: 476 cursor_set_mono(qc, 0xffffff, 0x000000, (void *)c->image, 477 1, (void *)c->mask); 478 #ifdef DEBUG 479 cursor_print_ascii_art(qc, "vmware/mono"); 480 #endif 481 break; 482 case 32: 483 /* fill alpha channel from mask, set color to zero */ 484 cursor_set_mono(qc, 0x000000, 0x000000, (void *)c->mask, 485 1, (void *)c->mask); 486 /* add in rgb values */ 487 pixels = c->width * c->height; 488 for (i = 0; i < pixels; i++) { 489 qc->data[i] |= c->image[i] & 0xffffff; 490 } 491 #ifdef DEBUG 492 cursor_print_ascii_art(qc, "vmware/32bit"); 493 #endif 494 break; 495 default: 496 fprintf(stderr, "%s: unhandled bpp %d, using fallback cursor\n", 497 __func__, c->bpp); 498 cursor_put(qc); 499 qc = cursor_builtin_left_ptr(); 500 } 501 502 dpy_cursor_define(s->vga.con, qc); 503 cursor_put(qc); 504 } 505 #endif 506 507 #define CMD(f) le32_to_cpu(s->cmd->f) 508 509 static inline int vmsvga_fifo_length(struct vmsvga_state_s *s) 510 { 511 int num; 512 513 if (!s->config || !s->enable) { 514 return 0; 515 } 516 num = CMD(next_cmd) - CMD(stop); 517 if (num < 0) { 518 num += CMD(max) - CMD(min); 519 } 520 return num >> 2; 521 } 522 523 static inline uint32_t vmsvga_fifo_read_raw(struct vmsvga_state_s *s) 524 { 525 uint32_t cmd = s->fifo[CMD(stop) >> 2]; 526 527 s->cmd->stop = cpu_to_le32(CMD(stop) + 4); 528 if (CMD(stop) >= CMD(max)) { 529 s->cmd->stop = s->cmd->min; 530 } 531 return cmd; 532 } 533 534 static inline uint32_t vmsvga_fifo_read(struct vmsvga_state_s *s) 535 { 536 return le32_to_cpu(vmsvga_fifo_read_raw(s)); 537 } 538 539 static void vmsvga_fifo_run(struct vmsvga_state_s *s) 540 { 541 uint32_t cmd, colour; 542 int args, len; 543 int x, y, dx, dy, width, height; 544 struct vmsvga_cursor_definition_s cursor; 545 uint32_t cmd_start; 546 547 len = vmsvga_fifo_length(s); 548 while (len > 0) { 549 /* May need to go back to the start of the command if incomplete */ 550 cmd_start = s->cmd->stop; 551 552 switch (cmd = vmsvga_fifo_read(s)) { 553 case SVGA_CMD_UPDATE: 554 case SVGA_CMD_UPDATE_VERBOSE: 555 len -= 5; 556 if (len < 0) { 557 goto rewind; 558 } 559 560 x = vmsvga_fifo_read(s); 561 y = vmsvga_fifo_read(s); 562 width = vmsvga_fifo_read(s); 563 height = vmsvga_fifo_read(s); 564 vmsvga_update_rect_delayed(s, x, y, width, height); 565 break; 566 567 case SVGA_CMD_RECT_FILL: 568 len -= 6; 569 if (len < 0) { 570 goto rewind; 571 } 572 573 colour = vmsvga_fifo_read(s); 574 x = vmsvga_fifo_read(s); 575 y = vmsvga_fifo_read(s); 576 width = vmsvga_fifo_read(s); 577 height = vmsvga_fifo_read(s); 578 #ifdef HW_FILL_ACCEL 579 vmsvga_fill_rect(s, colour, x, y, width, height); 580 break; 581 #else 582 args = 0; 583 goto badcmd; 584 #endif 585 586 case SVGA_CMD_RECT_COPY: 587 len -= 7; 588 if (len < 0) { 589 goto rewind; 590 } 591 592 x = vmsvga_fifo_read(s); 593 y = vmsvga_fifo_read(s); 594 dx = vmsvga_fifo_read(s); 595 dy = vmsvga_fifo_read(s); 596 width = vmsvga_fifo_read(s); 597 height = vmsvga_fifo_read(s); 598 #ifdef HW_RECT_ACCEL 599 vmsvga_copy_rect(s, x, y, dx, dy, width, height); 600 break; 601 #else 602 args = 0; 603 goto badcmd; 604 #endif 605 606 case SVGA_CMD_DEFINE_CURSOR: 607 len -= 8; 608 if (len < 0) { 609 goto rewind; 610 } 611 612 cursor.id = vmsvga_fifo_read(s); 613 cursor.hot_x = vmsvga_fifo_read(s); 614 cursor.hot_y = vmsvga_fifo_read(s); 615 cursor.width = x = vmsvga_fifo_read(s); 616 cursor.height = y = vmsvga_fifo_read(s); 617 vmsvga_fifo_read(s); 618 cursor.bpp = vmsvga_fifo_read(s); 619 620 args = SVGA_BITMAP_SIZE(x, y) + SVGA_PIXMAP_SIZE(x, y, cursor.bpp); 621 if (SVGA_BITMAP_SIZE(x, y) > sizeof cursor.mask || 622 SVGA_PIXMAP_SIZE(x, y, cursor.bpp) > sizeof cursor.image) { 623 goto badcmd; 624 } 625 626 len -= args; 627 if (len < 0) { 628 goto rewind; 629 } 630 631 for (args = 0; args < SVGA_BITMAP_SIZE(x, y); args++) { 632 cursor.mask[args] = vmsvga_fifo_read_raw(s); 633 } 634 for (args = 0; args < SVGA_PIXMAP_SIZE(x, y, cursor.bpp); args++) { 635 cursor.image[args] = vmsvga_fifo_read_raw(s); 636 } 637 #ifdef HW_MOUSE_ACCEL 638 vmsvga_cursor_define(s, &cursor); 639 break; 640 #else 641 args = 0; 642 goto badcmd; 643 #endif 644 645 /* 646 * Other commands that we at least know the number of arguments 647 * for so we can avoid FIFO desync if driver uses them illegally. 648 */ 649 case SVGA_CMD_DEFINE_ALPHA_CURSOR: 650 len -= 6; 651 if (len < 0) { 652 goto rewind; 653 } 654 vmsvga_fifo_read(s); 655 vmsvga_fifo_read(s); 656 vmsvga_fifo_read(s); 657 x = vmsvga_fifo_read(s); 658 y = vmsvga_fifo_read(s); 659 args = x * y; 660 goto badcmd; 661 case SVGA_CMD_RECT_ROP_FILL: 662 args = 6; 663 goto badcmd; 664 case SVGA_CMD_RECT_ROP_COPY: 665 args = 7; 666 goto badcmd; 667 case SVGA_CMD_DRAW_GLYPH_CLIPPED: 668 len -= 4; 669 if (len < 0) { 670 goto rewind; 671 } 672 vmsvga_fifo_read(s); 673 vmsvga_fifo_read(s); 674 args = 7 + (vmsvga_fifo_read(s) >> 2); 675 goto badcmd; 676 case SVGA_CMD_SURFACE_ALPHA_BLEND: 677 args = 12; 678 goto badcmd; 679 680 /* 681 * Other commands that are not listed as depending on any 682 * CAPABILITIES bits, but are not described in the README either. 683 */ 684 case SVGA_CMD_SURFACE_FILL: 685 case SVGA_CMD_SURFACE_COPY: 686 case SVGA_CMD_FRONT_ROP_FILL: 687 case SVGA_CMD_FENCE: 688 case SVGA_CMD_INVALID_CMD: 689 break; /* Nop */ 690 691 default: 692 args = 0; 693 badcmd: 694 len -= args; 695 if (len < 0) { 696 goto rewind; 697 } 698 while (args--) { 699 vmsvga_fifo_read(s); 700 } 701 printf("%s: Unknown command 0x%02x in SVGA command FIFO\n", 702 __func__, cmd); 703 break; 704 705 rewind: 706 s->cmd->stop = cmd_start; 707 break; 708 } 709 } 710 711 s->syncing = 0; 712 } 713 714 static uint32_t vmsvga_index_read(void *opaque, uint32_t address) 715 { 716 struct vmsvga_state_s *s = opaque; 717 718 return s->index; 719 } 720 721 static void vmsvga_index_write(void *opaque, uint32_t address, uint32_t index) 722 { 723 struct vmsvga_state_s *s = opaque; 724 725 s->index = index; 726 } 727 728 static uint32_t vmsvga_value_read(void *opaque, uint32_t address) 729 { 730 uint32_t caps; 731 struct vmsvga_state_s *s = opaque; 732 DisplaySurface *surface = qemu_console_surface(s->vga.con); 733 PixelFormat pf; 734 uint32_t ret; 735 736 switch (s->index) { 737 case SVGA_REG_ID: 738 ret = s->svgaid; 739 break; 740 741 case SVGA_REG_ENABLE: 742 ret = s->enable; 743 break; 744 745 case SVGA_REG_WIDTH: 746 ret = s->new_width ? s->new_width : surface_width(surface); 747 break; 748 749 case SVGA_REG_HEIGHT: 750 ret = s->new_height ? s->new_height : surface_height(surface); 751 break; 752 753 case SVGA_REG_MAX_WIDTH: 754 ret = SVGA_MAX_WIDTH; 755 break; 756 757 case SVGA_REG_MAX_HEIGHT: 758 ret = SVGA_MAX_HEIGHT; 759 break; 760 761 case SVGA_REG_DEPTH: 762 ret = (s->new_depth == 32) ? 24 : s->new_depth; 763 break; 764 765 case SVGA_REG_BITS_PER_PIXEL: 766 case SVGA_REG_HOST_BITS_PER_PIXEL: 767 ret = s->new_depth; 768 break; 769 770 case SVGA_REG_PSEUDOCOLOR: 771 ret = 0x0; 772 break; 773 774 case SVGA_REG_RED_MASK: 775 pf = qemu_default_pixelformat(s->new_depth); 776 ret = pf.rmask; 777 break; 778 779 case SVGA_REG_GREEN_MASK: 780 pf = qemu_default_pixelformat(s->new_depth); 781 ret = pf.gmask; 782 break; 783 784 case SVGA_REG_BLUE_MASK: 785 pf = qemu_default_pixelformat(s->new_depth); 786 ret = pf.bmask; 787 break; 788 789 case SVGA_REG_BYTES_PER_LINE: 790 if (s->new_width) { 791 ret = (s->new_depth * s->new_width) / 8; 792 } else { 793 ret = surface_stride(surface); 794 } 795 break; 796 797 case SVGA_REG_FB_START: { 798 struct pci_vmsvga_state_s *pci_vmsvga 799 = container_of(s, struct pci_vmsvga_state_s, chip); 800 ret = pci_get_bar_addr(PCI_DEVICE(pci_vmsvga), 1); 801 break; 802 } 803 804 case SVGA_REG_FB_OFFSET: 805 ret = 0x0; 806 break; 807 808 case SVGA_REG_VRAM_SIZE: 809 ret = s->vga.vram_size; /* No physical VRAM besides the framebuffer */ 810 break; 811 812 case SVGA_REG_FB_SIZE: 813 ret = s->vga.vram_size; 814 break; 815 816 case SVGA_REG_CAPABILITIES: 817 caps = SVGA_CAP_NONE; 818 #ifdef HW_RECT_ACCEL 819 caps |= SVGA_CAP_RECT_COPY; 820 #endif 821 #ifdef HW_FILL_ACCEL 822 caps |= SVGA_CAP_RECT_FILL; 823 #endif 824 #ifdef HW_MOUSE_ACCEL 825 if (dpy_cursor_define_supported(s->vga.con)) { 826 caps |= SVGA_CAP_CURSOR | SVGA_CAP_CURSOR_BYPASS_2 | 827 SVGA_CAP_CURSOR_BYPASS; 828 } 829 #endif 830 ret = caps; 831 break; 832 833 case SVGA_REG_MEM_START: { 834 struct pci_vmsvga_state_s *pci_vmsvga 835 = container_of(s, struct pci_vmsvga_state_s, chip); 836 ret = pci_get_bar_addr(PCI_DEVICE(pci_vmsvga), 2); 837 break; 838 } 839 840 case SVGA_REG_MEM_SIZE: 841 ret = s->fifo_size; 842 break; 843 844 case SVGA_REG_CONFIG_DONE: 845 ret = s->config; 846 break; 847 848 case SVGA_REG_SYNC: 849 case SVGA_REG_BUSY: 850 ret = s->syncing; 851 break; 852 853 case SVGA_REG_GUEST_ID: 854 ret = s->guest; 855 break; 856 857 case SVGA_REG_CURSOR_ID: 858 ret = s->cursor.id; 859 break; 860 861 case SVGA_REG_CURSOR_X: 862 ret = s->cursor.x; 863 break; 864 865 case SVGA_REG_CURSOR_Y: 866 ret = s->cursor.y; 867 break; 868 869 case SVGA_REG_CURSOR_ON: 870 ret = s->cursor.on; 871 break; 872 873 case SVGA_REG_SCRATCH_SIZE: 874 ret = s->scratch_size; 875 break; 876 877 case SVGA_REG_MEM_REGS: 878 case SVGA_REG_NUM_DISPLAYS: 879 case SVGA_REG_PITCHLOCK: 880 case SVGA_PALETTE_BASE ... SVGA_PALETTE_END: 881 ret = 0; 882 break; 883 884 default: 885 if (s->index >= SVGA_SCRATCH_BASE && 886 s->index < SVGA_SCRATCH_BASE + s->scratch_size) { 887 ret = s->scratch[s->index - SVGA_SCRATCH_BASE]; 888 break; 889 } 890 printf("%s: Bad register %02x\n", __func__, s->index); 891 ret = 0; 892 break; 893 } 894 895 if (s->index >= SVGA_SCRATCH_BASE) { 896 trace_vmware_scratch_read(s->index, ret); 897 } else if (s->index >= SVGA_PALETTE_BASE) { 898 trace_vmware_palette_read(s->index, ret); 899 } else { 900 trace_vmware_value_read(s->index, ret); 901 } 902 return ret; 903 } 904 905 static void vmsvga_value_write(void *opaque, uint32_t address, uint32_t value) 906 { 907 struct vmsvga_state_s *s = opaque; 908 909 if (s->index >= SVGA_SCRATCH_BASE) { 910 trace_vmware_scratch_write(s->index, value); 911 } else if (s->index >= SVGA_PALETTE_BASE) { 912 trace_vmware_palette_write(s->index, value); 913 } else { 914 trace_vmware_value_write(s->index, value); 915 } 916 switch (s->index) { 917 case SVGA_REG_ID: 918 if (value == SVGA_ID_2 || value == SVGA_ID_1 || value == SVGA_ID_0) { 919 s->svgaid = value; 920 } 921 break; 922 923 case SVGA_REG_ENABLE: 924 s->enable = !!value; 925 s->invalidated = 1; 926 s->vga.hw_ops->invalidate(&s->vga); 927 if (s->enable && s->config) { 928 vga_dirty_log_stop(&s->vga); 929 } else { 930 vga_dirty_log_start(&s->vga); 931 } 932 break; 933 934 case SVGA_REG_WIDTH: 935 if (value <= SVGA_MAX_WIDTH) { 936 s->new_width = value; 937 s->invalidated = 1; 938 } else { 939 printf("%s: Bad width: %i\n", __func__, value); 940 } 941 break; 942 943 case SVGA_REG_HEIGHT: 944 if (value <= SVGA_MAX_HEIGHT) { 945 s->new_height = value; 946 s->invalidated = 1; 947 } else { 948 printf("%s: Bad height: %i\n", __func__, value); 949 } 950 break; 951 952 case SVGA_REG_BITS_PER_PIXEL: 953 if (value != 32) { 954 printf("%s: Bad bits per pixel: %i bits\n", __func__, value); 955 s->config = 0; 956 s->invalidated = 1; 957 } 958 break; 959 960 case SVGA_REG_CONFIG_DONE: 961 if (value) { 962 s->fifo = (uint32_t *) s->fifo_ptr; 963 /* Check range and alignment. */ 964 if ((CMD(min) | CMD(max) | CMD(next_cmd) | CMD(stop)) & 3) { 965 break; 966 } 967 if (CMD(min) < (uint8_t *) s->cmd->fifo - (uint8_t *) s->fifo) { 968 break; 969 } 970 if (CMD(max) > SVGA_FIFO_SIZE) { 971 break; 972 } 973 if (CMD(max) < CMD(min) + 10 * 1024) { 974 break; 975 } 976 vga_dirty_log_stop(&s->vga); 977 } 978 s->config = !!value; 979 break; 980 981 case SVGA_REG_SYNC: 982 s->syncing = 1; 983 vmsvga_fifo_run(s); /* Or should we just wait for update_display? */ 984 break; 985 986 case SVGA_REG_GUEST_ID: 987 s->guest = value; 988 #ifdef VERBOSE 989 if (value >= GUEST_OS_BASE && value < GUEST_OS_BASE + 990 ARRAY_SIZE(vmsvga_guest_id)) { 991 printf("%s: guest runs %s.\n", __func__, 992 vmsvga_guest_id[value - GUEST_OS_BASE]); 993 } 994 #endif 995 break; 996 997 case SVGA_REG_CURSOR_ID: 998 s->cursor.id = value; 999 break; 1000 1001 case SVGA_REG_CURSOR_X: 1002 s->cursor.x = value; 1003 break; 1004 1005 case SVGA_REG_CURSOR_Y: 1006 s->cursor.y = value; 1007 break; 1008 1009 case SVGA_REG_CURSOR_ON: 1010 s->cursor.on |= (value == SVGA_CURSOR_ON_SHOW); 1011 s->cursor.on &= (value != SVGA_CURSOR_ON_HIDE); 1012 #ifdef HW_MOUSE_ACCEL 1013 if (value <= SVGA_CURSOR_ON_SHOW) { 1014 dpy_mouse_set(s->vga.con, s->cursor.x, s->cursor.y, s->cursor.on); 1015 } 1016 #endif 1017 break; 1018 1019 case SVGA_REG_DEPTH: 1020 case SVGA_REG_MEM_REGS: 1021 case SVGA_REG_NUM_DISPLAYS: 1022 case SVGA_REG_PITCHLOCK: 1023 case SVGA_PALETTE_BASE ... SVGA_PALETTE_END: 1024 break; 1025 1026 default: 1027 if (s->index >= SVGA_SCRATCH_BASE && 1028 s->index < SVGA_SCRATCH_BASE + s->scratch_size) { 1029 s->scratch[s->index - SVGA_SCRATCH_BASE] = value; 1030 break; 1031 } 1032 printf("%s: Bad register %02x\n", __func__, s->index); 1033 } 1034 } 1035 1036 static uint32_t vmsvga_bios_read(void *opaque, uint32_t address) 1037 { 1038 printf("%s: what are we supposed to return?\n", __func__); 1039 return 0xcafe; 1040 } 1041 1042 static void vmsvga_bios_write(void *opaque, uint32_t address, uint32_t data) 1043 { 1044 printf("%s: what are we supposed to do with (%08x)?\n", __func__, data); 1045 } 1046 1047 static inline void vmsvga_check_size(struct vmsvga_state_s *s) 1048 { 1049 DisplaySurface *surface = qemu_console_surface(s->vga.con); 1050 1051 if (s->new_width != surface_width(surface) || 1052 s->new_height != surface_height(surface) || 1053 s->new_depth != surface_bits_per_pixel(surface)) { 1054 int stride = (s->new_depth * s->new_width) / 8; 1055 trace_vmware_setmode(s->new_width, s->new_height, s->new_depth); 1056 surface = qemu_create_displaysurface_from(s->new_width, s->new_height, 1057 s->new_depth, stride, 1058 s->vga.vram_ptr, false); 1059 dpy_gfx_replace_surface(s->vga.con, surface); 1060 s->invalidated = 1; 1061 } 1062 } 1063 1064 static void vmsvga_update_display(void *opaque) 1065 { 1066 struct vmsvga_state_s *s = opaque; 1067 DisplaySurface *surface; 1068 bool dirty = false; 1069 1070 if (!s->enable) { 1071 s->vga.hw_ops->gfx_update(&s->vga); 1072 return; 1073 } 1074 1075 vmsvga_check_size(s); 1076 surface = qemu_console_surface(s->vga.con); 1077 1078 vmsvga_fifo_run(s); 1079 vmsvga_update_rect_flush(s); 1080 1081 /* 1082 * Is it more efficient to look at vram VGA-dirty bits or wait 1083 * for the driver to issue SVGA_CMD_UPDATE? 1084 */ 1085 if (memory_region_is_logging(&s->vga.vram)) { 1086 vga_sync_dirty_bitmap(&s->vga); 1087 dirty = memory_region_get_dirty(&s->vga.vram, 0, 1088 surface_stride(surface) * surface_height(surface), 1089 DIRTY_MEMORY_VGA); 1090 } 1091 if (s->invalidated || dirty) { 1092 s->invalidated = 0; 1093 dpy_gfx_update(s->vga.con, 0, 0, 1094 surface_width(surface), surface_height(surface)); 1095 } 1096 if (dirty) { 1097 memory_region_reset_dirty(&s->vga.vram, 0, 1098 surface_stride(surface) * surface_height(surface), 1099 DIRTY_MEMORY_VGA); 1100 } 1101 } 1102 1103 static void vmsvga_reset(DeviceState *dev) 1104 { 1105 struct pci_vmsvga_state_s *pci = VMWARE_SVGA(dev); 1106 struct vmsvga_state_s *s = &pci->chip; 1107 1108 s->index = 0; 1109 s->enable = 0; 1110 s->config = 0; 1111 s->svgaid = SVGA_ID; 1112 s->cursor.on = 0; 1113 s->redraw_fifo_first = 0; 1114 s->redraw_fifo_last = 0; 1115 s->syncing = 0; 1116 1117 vga_dirty_log_start(&s->vga); 1118 } 1119 1120 static void vmsvga_invalidate_display(void *opaque) 1121 { 1122 struct vmsvga_state_s *s = opaque; 1123 if (!s->enable) { 1124 s->vga.hw_ops->invalidate(&s->vga); 1125 return; 1126 } 1127 1128 s->invalidated = 1; 1129 } 1130 1131 static void vmsvga_text_update(void *opaque, console_ch_t *chardata) 1132 { 1133 struct vmsvga_state_s *s = opaque; 1134 1135 if (s->vga.hw_ops->text_update) { 1136 s->vga.hw_ops->text_update(&s->vga, chardata); 1137 } 1138 } 1139 1140 static int vmsvga_post_load(void *opaque, int version_id) 1141 { 1142 struct vmsvga_state_s *s = opaque; 1143 1144 s->invalidated = 1; 1145 if (s->config) { 1146 s->fifo = (uint32_t *) s->fifo_ptr; 1147 } 1148 return 0; 1149 } 1150 1151 static const VMStateDescription vmstate_vmware_vga_internal = { 1152 .name = "vmware_vga_internal", 1153 .version_id = 0, 1154 .minimum_version_id = 0, 1155 .post_load = vmsvga_post_load, 1156 .fields = (VMStateField[]) { 1157 VMSTATE_INT32_EQUAL(new_depth, struct vmsvga_state_s), 1158 VMSTATE_INT32(enable, struct vmsvga_state_s), 1159 VMSTATE_INT32(config, struct vmsvga_state_s), 1160 VMSTATE_INT32(cursor.id, struct vmsvga_state_s), 1161 VMSTATE_INT32(cursor.x, struct vmsvga_state_s), 1162 VMSTATE_INT32(cursor.y, struct vmsvga_state_s), 1163 VMSTATE_INT32(cursor.on, struct vmsvga_state_s), 1164 VMSTATE_INT32(index, struct vmsvga_state_s), 1165 VMSTATE_VARRAY_INT32(scratch, struct vmsvga_state_s, 1166 scratch_size, 0, vmstate_info_uint32, uint32_t), 1167 VMSTATE_INT32(new_width, struct vmsvga_state_s), 1168 VMSTATE_INT32(new_height, struct vmsvga_state_s), 1169 VMSTATE_UINT32(guest, struct vmsvga_state_s), 1170 VMSTATE_UINT32(svgaid, struct vmsvga_state_s), 1171 VMSTATE_INT32(syncing, struct vmsvga_state_s), 1172 VMSTATE_UNUSED(4), /* was fb_size */ 1173 VMSTATE_END_OF_LIST() 1174 } 1175 }; 1176 1177 static const VMStateDescription vmstate_vmware_vga = { 1178 .name = "vmware_vga", 1179 .version_id = 0, 1180 .minimum_version_id = 0, 1181 .fields = (VMStateField[]) { 1182 VMSTATE_PCI_DEVICE(parent_obj, struct pci_vmsvga_state_s), 1183 VMSTATE_STRUCT(chip, struct pci_vmsvga_state_s, 0, 1184 vmstate_vmware_vga_internal, struct vmsvga_state_s), 1185 VMSTATE_END_OF_LIST() 1186 } 1187 }; 1188 1189 static const GraphicHwOps vmsvga_ops = { 1190 .invalidate = vmsvga_invalidate_display, 1191 .gfx_update = vmsvga_update_display, 1192 .text_update = vmsvga_text_update, 1193 }; 1194 1195 static void vmsvga_init(DeviceState *dev, struct vmsvga_state_s *s, 1196 MemoryRegion *address_space, MemoryRegion *io) 1197 { 1198 s->scratch_size = SVGA_SCRATCH_SIZE; 1199 s->scratch = g_malloc(s->scratch_size * 4); 1200 1201 s->vga.con = graphic_console_init(dev, 0, &vmsvga_ops, s); 1202 1203 s->fifo_size = SVGA_FIFO_SIZE; 1204 memory_region_init_ram(&s->fifo_ram, NULL, "vmsvga.fifo", s->fifo_size, 1205 &error_abort); 1206 vmstate_register_ram_global(&s->fifo_ram); 1207 s->fifo_ptr = memory_region_get_ram_ptr(&s->fifo_ram); 1208 1209 vga_common_init(&s->vga, OBJECT(dev), true); 1210 vga_init(&s->vga, OBJECT(dev), address_space, io, true); 1211 vmstate_register(NULL, 0, &vmstate_vga_common, &s->vga); 1212 s->new_depth = 32; 1213 } 1214 1215 static uint64_t vmsvga_io_read(void *opaque, hwaddr addr, unsigned size) 1216 { 1217 struct vmsvga_state_s *s = opaque; 1218 1219 switch (addr) { 1220 case SVGA_IO_MUL * SVGA_INDEX_PORT: return vmsvga_index_read(s, addr); 1221 case SVGA_IO_MUL * SVGA_VALUE_PORT: return vmsvga_value_read(s, addr); 1222 case SVGA_IO_MUL * SVGA_BIOS_PORT: return vmsvga_bios_read(s, addr); 1223 default: return -1u; 1224 } 1225 } 1226 1227 static void vmsvga_io_write(void *opaque, hwaddr addr, 1228 uint64_t data, unsigned size) 1229 { 1230 struct vmsvga_state_s *s = opaque; 1231 1232 switch (addr) { 1233 case SVGA_IO_MUL * SVGA_INDEX_PORT: 1234 vmsvga_index_write(s, addr, data); 1235 break; 1236 case SVGA_IO_MUL * SVGA_VALUE_PORT: 1237 vmsvga_value_write(s, addr, data); 1238 break; 1239 case SVGA_IO_MUL * SVGA_BIOS_PORT: 1240 vmsvga_bios_write(s, addr, data); 1241 break; 1242 } 1243 } 1244 1245 static const MemoryRegionOps vmsvga_io_ops = { 1246 .read = vmsvga_io_read, 1247 .write = vmsvga_io_write, 1248 .endianness = DEVICE_LITTLE_ENDIAN, 1249 .valid = { 1250 .min_access_size = 4, 1251 .max_access_size = 4, 1252 .unaligned = true, 1253 }, 1254 .impl = { 1255 .unaligned = true, 1256 }, 1257 }; 1258 1259 static int pci_vmsvga_initfn(PCIDevice *dev) 1260 { 1261 struct pci_vmsvga_state_s *s = VMWARE_SVGA(dev); 1262 1263 dev->config[PCI_CACHE_LINE_SIZE] = 0x08; 1264 dev->config[PCI_LATENCY_TIMER] = 0x40; 1265 dev->config[PCI_INTERRUPT_LINE] = 0xff; /* End */ 1266 1267 memory_region_init_io(&s->io_bar, NULL, &vmsvga_io_ops, &s->chip, 1268 "vmsvga-io", 0x10); 1269 memory_region_set_flush_coalesced(&s->io_bar); 1270 pci_register_bar(dev, 0, PCI_BASE_ADDRESS_SPACE_IO, &s->io_bar); 1271 1272 vmsvga_init(DEVICE(dev), &s->chip, 1273 pci_address_space(dev), pci_address_space_io(dev)); 1274 1275 pci_register_bar(dev, 1, PCI_BASE_ADDRESS_MEM_PREFETCH, 1276 &s->chip.vga.vram); 1277 pci_register_bar(dev, 2, PCI_BASE_ADDRESS_MEM_PREFETCH, 1278 &s->chip.fifo_ram); 1279 1280 if (!dev->rom_bar) { 1281 /* compatibility with pc-0.13 and older */ 1282 vga_init_vbe(&s->chip.vga, OBJECT(dev), pci_address_space(dev)); 1283 } 1284 1285 return 0; 1286 } 1287 1288 static Property vga_vmware_properties[] = { 1289 DEFINE_PROP_UINT32("vgamem_mb", struct pci_vmsvga_state_s, 1290 chip.vga.vram_size_mb, 16), 1291 DEFINE_PROP_END_OF_LIST(), 1292 }; 1293 1294 static void vmsvga_class_init(ObjectClass *klass, void *data) 1295 { 1296 DeviceClass *dc = DEVICE_CLASS(klass); 1297 PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); 1298 1299 k->init = pci_vmsvga_initfn; 1300 k->romfile = "vgabios-vmware.bin"; 1301 k->vendor_id = PCI_VENDOR_ID_VMWARE; 1302 k->device_id = SVGA_PCI_DEVICE_ID; 1303 k->class_id = PCI_CLASS_DISPLAY_VGA; 1304 k->subsystem_vendor_id = PCI_VENDOR_ID_VMWARE; 1305 k->subsystem_id = SVGA_PCI_DEVICE_ID; 1306 dc->reset = vmsvga_reset; 1307 dc->vmsd = &vmstate_vmware_vga; 1308 dc->props = vga_vmware_properties; 1309 dc->hotpluggable = false; 1310 set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories); 1311 } 1312 1313 static const TypeInfo vmsvga_info = { 1314 .name = TYPE_VMWARE_SVGA, 1315 .parent = TYPE_PCI_DEVICE, 1316 .instance_size = sizeof(struct pci_vmsvga_state_s), 1317 .class_init = vmsvga_class_init, 1318 }; 1319 1320 static void vmsvga_register_types(void) 1321 { 1322 type_register_static(&vmsvga_info); 1323 } 1324 1325 type_init(vmsvga_register_types) 1326