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