hw/vmware_vga.c

   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.h"
  25 #include "loader.h"
  26 #include "console.h"
  27 #include "pci.h"
  28 #include "vmware_vga.h"
  29
  30 #define VERBOSE
  31 #undef DIRECT_VRAM
  32 #define HW_RECT_ACCEL
  33 #define HW_FILL_ACCEL
  34 #define HW_MOUSE_ACCEL
  35
  36 # include "vga_int.h"
  37
  38 struct vmsvga_state_s {
  39     VGACommonState vga;
  40
  41     int width;
  42     int height;
  43     int invalidated;
  44     int depth;
  45     int bypp;
  46     int enable;
  47     int config;
  48     struct {
  49         int id;
  50         int x;
  51         int y;
  52         int on;
  53     } cursor;
  54
  55     target_phys_addr_t vram_base;
  56
  57     int index;
  58     int scratch_size;
  59     uint32_t *scratch;
  60     int new_width;
  61     int new_height;
  62     uint32_t guest;
  63     uint32_t svgaid;
  64     uint32_t wred;
  65     uint32_t wgreen;
  66     uint32_t wblue;
  67     int syncing;
  68     int fb_size;
  69
  70     ram_addr_t fifo_offset;
  71     uint8_t *fifo_ptr;
  72     unsigned int fifo_size;
  73     target_phys_addr_t fifo_base;
  74
  75     union {
  76         uint32_t *fifo;
  77         struct __attribute__((__packed__)) {
  78             uint32_t min;
  79             uint32_t max;
  80             uint32_t next_cmd;
  81             uint32_t stop;
  82             /* Add registers here when adding capabilities.  */
  83             uint32_t fifo[0];
  84         } *cmd;
  85     };
  86
  87 #define REDRAW_FIFO_LEN 512
  88     struct vmsvga_rect_s {
  89         int x, y, w, h;
  90     } redraw_fifo[REDRAW_FIFO_LEN];
  91     int redraw_fifo_first, redraw_fifo_last;
  92 };
  93
  94 struct pci_vmsvga_state_s {
  95     PCIDevice card;
  96     struct vmsvga_state_s chip;
  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_MEM_BASE          0xe0000000
 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_MEM_BASE          0xe0000000
 125 # define SVGA_PCI_DEVICE_ID     PCI_DEVICE_ID_VMWARE_SVGA
 126 #endif
 127
 128 enum {
 129     /* ID 0, 1 and 2 registers */
 130     SVGA_REG_ID = 0,
 131     SVGA_REG_ENABLE = 1,
 132     SVGA_REG_WIDTH = 2,
 133     SVGA_REG_HEIGHT = 3,
 134     SVGA_REG_MAX_WIDTH = 4,
 135     SVGA_REG_MAX_HEIGHT = 5,
 136     SVGA_REG_DEPTH = 6,
 137     SVGA_REG_BITS_PER_PIXEL = 7,        /* Current bpp in the guest */
 138     SVGA_REG_PSEUDOCOLOR = 8,
 139     SVGA_REG_RED_MASK = 9,
 140     SVGA_REG_GREEN_MASK = 10,
 141     SVGA_REG_BLUE_MASK = 11,
 142     SVGA_REG_BYTES_PER_LINE = 12,
 143     SVGA_REG_FB_START = 13,
 144     SVGA_REG_FB_OFFSET = 14,
 145     SVGA_REG_VRAM_SIZE = 15,
 146     SVGA_REG_FB_SIZE = 16,
 147
 148     /* ID 1 and 2 registers */
 149     SVGA_REG_CAPABILITIES = 17,
 150     SVGA_REG_MEM_START = 18,            /* Memory for command FIFO */
 151     SVGA_REG_MEM_SIZE = 19,
 152     SVGA_REG_CONFIG_DONE = 20,          /* Set when memory area configured */
 153     SVGA_REG_SYNC = 21,                 /* Write to force synchronization */
 154     SVGA_REG_BUSY = 22,                 /* Read to check if sync is done */
 155     SVGA_REG_GUEST_ID = 23,             /* Set guest OS identifier */
 156     SVGA_REG_CURSOR_ID = 24,            /* ID of cursor */
 157     SVGA_REG_CURSOR_X = 25,             /* Set cursor X position */
 158     SVGA_REG_CURSOR_Y = 26,             /* Set cursor Y position */
 159     SVGA_REG_CURSOR_ON = 27,            /* Turn cursor on/off */
 160     SVGA_REG_HOST_BITS_PER_PIXEL = 28,  /* Current bpp in the host */
 161     SVGA_REG_SCRATCH_SIZE = 29,         /* Number of scratch registers */
 162     SVGA_REG_MEM_REGS = 30,             /* Number of FIFO registers */
 163     SVGA_REG_NUM_DISPLAYS = 31,         /* Number of guest displays */
 164     SVGA_REG_PITCHLOCK = 32,            /* Fixed pitch for all modes */
 165
 166     SVGA_PALETTE_BASE = 1024,           /* Base of SVGA color map */
 167     SVGA_PALETTE_END  = SVGA_PALETTE_BASE + 767,
 168     SVGA_SCRATCH_BASE = SVGA_PALETTE_BASE + 768,
 169 };
 170
 171 #define SVGA_CAP_NONE                   0
 172 #define SVGA_CAP_RECT_FILL              (1 << 0)
 173 #define SVGA_CAP_RECT_COPY              (1 << 1)
 174 #define SVGA_CAP_RECT_PAT_FILL          (1 << 2)
 175 #define SVGA_CAP_LEGACY_OFFSCREEN       (1 << 3)
 176 #define SVGA_CAP_RASTER_OP              (1 << 4)
 177 #define SVGA_CAP_CURSOR                 (1 << 5)
 178 #define SVGA_CAP_CURSOR_BYPASS          (1 << 6)
 179 #define SVGA_CAP_CURSOR_BYPASS_2        (1 << 7)
 180 #define SVGA_CAP_8BIT_EMULATION         (1 << 8)
 181 #define SVGA_CAP_ALPHA_CURSOR           (1 << 9)
 182 #define SVGA_CAP_GLYPH                  (1 << 10)
 183 #define SVGA_CAP_GLYPH_CLIPPING         (1 << 11)
 184 #define SVGA_CAP_OFFSCREEN_1            (1 << 12)
 185 #define SVGA_CAP_ALPHA_BLEND            (1 << 13)
 186 #define SVGA_CAP_3D                     (1 << 14)
 187 #define SVGA_CAP_EXTENDED_FIFO          (1 << 15)
 188 #define SVGA_CAP_MULTIMON               (1 << 16)
 189 #define SVGA_CAP_PITCHLOCK              (1 << 17)
 190
 191 /*
 192  * FIFO offsets (seen as an array of 32-bit words)
 193  */
 194 enum {
 195     /*
 196      * The original defined FIFO offsets
 197      */
 198     SVGA_FIFO_MIN = 0,
 199     SVGA_FIFO_MAX,      /* The distance from MIN to MAX must be at least 10K */
 200     SVGA_FIFO_NEXT_CMD,
 201     SVGA_FIFO_STOP,
 202
 203     /*
 204      * Additional offsets added as of SVGA_CAP_EXTENDED_FIFO
 205      */
 206     SVGA_FIFO_CAPABILITIES = 4,
 207     SVGA_FIFO_FLAGS,
 208     SVGA_FIFO_FENCE,
 209     SVGA_FIFO_3D_HWVERSION,
 210     SVGA_FIFO_PITCHLOCK,
 211 };
 212
 213 #define SVGA_FIFO_CAP_NONE              0
 214 #define SVGA_FIFO_CAP_FENCE             (1 << 0)
 215 #define SVGA_FIFO_CAP_ACCELFRONT        (1 << 1)
 216 #define SVGA_FIFO_CAP_PITCHLOCK         (1 << 2)
 217
 218 #define SVGA_FIFO_FLAG_NONE             0
 219 #define SVGA_FIFO_FLAG_ACCELFRONT       (1 << 0)
 220
 221 /* These values can probably be changed arbitrarily.  */
 222 #define SVGA_SCRATCH_SIZE               0x8000
 223 #define SVGA_MAX_WIDTH                  2360
 224 #define SVGA_MAX_HEIGHT                 1770
 225
 226 #ifdef VERBOSE
 227 # define GUEST_OS_BASE          0x5001
 228 static const char *vmsvga_guest_id[] = {
 229     [0x00] = "Dos",
 230     [0x01] = "Windows 3.1",
 231     [0x02] = "Windows 95",
 232     [0x03] = "Windows 98",
 233     [0x04] = "Windows ME",
 234     [0x05] = "Windows NT",
 235     [0x06] = "Windows 2000",
 236     [0x07] = "Linux",
 237     [0x08] = "OS/2",
 238     [0x09] = "an unknown OS",
 239     [0x0a] = "BSD",
 240     [0x0b] = "Whistler",
 241     [0x0c] = "an unknown OS",
 242     [0x0d] = "an unknown OS",
 243     [0x0e] = "an unknown OS",
 244     [0x0f] = "an unknown OS",
 245     [0x10] = "an unknown OS",
 246     [0x11] = "an unknown OS",
 247     [0x12] = "an unknown OS",
 248     [0x13] = "an unknown OS",
 249     [0x14] = "an unknown OS",
 250     [0x15] = "Windows 2003",
 251 };
 252 #endif
 253
 254 enum {
 255     SVGA_CMD_INVALID_CMD = 0,
 256     SVGA_CMD_UPDATE = 1,
 257     SVGA_CMD_RECT_FILL = 2,
 258     SVGA_CMD_RECT_COPY = 3,
 259     SVGA_CMD_DEFINE_BITMAP = 4,
 260     SVGA_CMD_DEFINE_BITMAP_SCANLINE = 5,
 261     SVGA_CMD_DEFINE_PIXMAP = 6,
 262     SVGA_CMD_DEFINE_PIXMAP_SCANLINE = 7,
 263     SVGA_CMD_RECT_BITMAP_FILL = 8,
 264     SVGA_CMD_RECT_PIXMAP_FILL = 9,
 265     SVGA_CMD_RECT_BITMAP_COPY = 10,
 266     SVGA_CMD_RECT_PIXMAP_COPY = 11,
 267     SVGA_CMD_FREE_OBJECT = 12,
 268     SVGA_CMD_RECT_ROP_FILL = 13,
 269     SVGA_CMD_RECT_ROP_COPY = 14,
 270     SVGA_CMD_RECT_ROP_BITMAP_FILL = 15,
 271     SVGA_CMD_RECT_ROP_PIXMAP_FILL = 16,
 272     SVGA_CMD_RECT_ROP_BITMAP_COPY = 17,
 273     SVGA_CMD_RECT_ROP_PIXMAP_COPY = 18,
 274     SVGA_CMD_DEFINE_CURSOR = 19,
 275     SVGA_CMD_DISPLAY_CURSOR = 20,
 276     SVGA_CMD_MOVE_CURSOR = 21,
 277     SVGA_CMD_DEFINE_ALPHA_CURSOR = 22,
 278     SVGA_CMD_DRAW_GLYPH = 23,
 279     SVGA_CMD_DRAW_GLYPH_CLIPPED = 24,
 280     SVGA_CMD_UPDATE_VERBOSE = 25,
 281     SVGA_CMD_SURFACE_FILL = 26,
 282     SVGA_CMD_SURFACE_COPY = 27,
 283     SVGA_CMD_SURFACE_ALPHA_BLEND = 28,
 284     SVGA_CMD_FRONT_ROP_FILL = 29,
 285     SVGA_CMD_FENCE = 30,
 286 };
 287
 288 /* Legal values for the SVGA_REG_CURSOR_ON register in cursor bypass mode */
 289 enum {
 290     SVGA_CURSOR_ON_HIDE = 0,
 291     SVGA_CURSOR_ON_SHOW = 1,
 292     SVGA_CURSOR_ON_REMOVE_FROM_FB = 2,
 293     SVGA_CURSOR_ON_RESTORE_TO_FB = 3,
 294 };
 295
 296 static inline void vmsvga_update_rect(struct vmsvga_state_s *s,
 297                 int x, int y, int w, int h)
 298 {
 299 #ifndef DIRECT_VRAM
 300     int line;
 301     int bypl;
 302     int width;
 303     int start;
 304     uint8_t *src;
 305     uint8_t *dst;
 306
 307     if (x + w > s->width) {
 308         fprintf(stderr, "%s: update width too large x: %d, w: %d\n",
 309                         __FUNCTION__, x, w);
 310         x = MIN(x, s->width);
 311         w = s->width - x;
 312     }
 313
 314     if (y + h > s->height) {
 315         fprintf(stderr, "%s: update height too large y: %d, h: %d\n",
 316                         __FUNCTION__, y, h);
 317         y = MIN(y, s->height);
 318         h = s->height - y;
 319     }
 320
 321     line = h;
 322     bypl = s->bypp * s->width;
 323     width = s->bypp * w;
 324     start = s->bypp * x + bypl * y;
 325     src = s->vga.vram_ptr + start;
 326     dst = ds_get_data(s->vga.ds) + start;
 327
 328     for (; line > 0; line --, src += bypl, dst += bypl)
 329         memcpy(dst, src, width);
 330 #endif
 331
 332     dpy_update(s->vga.ds, x, y, w, h);
 333 }
 334
 335 static inline void vmsvga_update_screen(struct vmsvga_state_s *s)
 336 {
 337 #ifndef DIRECT_VRAM
 338     memcpy(ds_get_data(s->vga.ds), s->vga.vram_ptr, s->bypp * s->width * s->height);
 339 #endif
 340
 341     dpy_update(s->vga.ds, 0, 0, s->width, s->height);
 342 }
 343
 344 #ifdef DIRECT_VRAM
 345 # define vmsvga_update_rect_delayed     vmsvga_update_rect
 346 #else
 347 static inline void vmsvga_update_rect_delayed(struct vmsvga_state_s *s,
 348                 int x, int y, int w, int h)
 349 {
 350     struct vmsvga_rect_s *rect = &s->redraw_fifo[s->redraw_fifo_last ++];
 351     s->redraw_fifo_last &= REDRAW_FIFO_LEN - 1;
 352     rect->x = x;
 353     rect->y = y;
 354     rect->w = w;
 355     rect->h = h;
 356 }
 357 #endif
 358
 359 static inline void vmsvga_update_rect_flush(struct vmsvga_state_s *s)
 360 {
 361     struct vmsvga_rect_s *rect;
 362     if (s->invalidated) {
 363         s->redraw_fifo_first = s->redraw_fifo_last;
 364         return;
 365     }
 366     /* Overlapping region updates can be optimised out here - if someone
 367      * knows a smart algorithm to do that, please share.  */
 368     while (s->redraw_fifo_first != s->redraw_fifo_last) {
 369         rect = &s->redraw_fifo[s->redraw_fifo_first ++];
 370         s->redraw_fifo_first &= REDRAW_FIFO_LEN - 1;
 371         vmsvga_update_rect(s, rect->x, rect->y, rect->w, rect->h);
 372     }
 373 }
 374
 375 #ifdef HW_RECT_ACCEL
 376 static inline void vmsvga_copy_rect(struct vmsvga_state_s *s,
 377                 int x0, int y0, int x1, int y1, int w, int h)
 378 {
 379 # ifdef DIRECT_VRAM
 380     uint8_t *vram = ds_get_data(s->ds);
 381 # else
 382     uint8_t *vram = s->vga.vram_ptr;
 383 # endif
 384     int bypl = s->bypp * s->width;
 385     int width = s->bypp * w;
 386     int line = h;
 387     uint8_t *ptr[2];
 388
 389 # ifdef DIRECT_VRAM
 390     if (s->ds->dpy_copy)
 391         qemu_console_copy(s->ds, x0, y0, x1, y1, w, h);
 392     else
 393 # endif
 394     {
 395         if (y1 > y0) {
 396             ptr[0] = vram + s->bypp * x0 + bypl * (y0 + h - 1);
 397             ptr[1] = vram + s->bypp * x1 + bypl * (y1 + h - 1);
 398             for (; line > 0; line --, ptr[0] -= bypl, ptr[1] -= bypl)
 399                 memmove(ptr[1], ptr[0], width);
 400         } else {
 401             ptr[0] = vram + s->bypp * x0 + bypl * y0;
 402             ptr[1] = vram + s->bypp * x1 + bypl * y1;
 403             for (; line > 0; line --, ptr[0] += bypl, ptr[1] += bypl)
 404                 memmove(ptr[1], ptr[0], width);
 405         }
 406     }
 407
 408     vmsvga_update_rect_delayed(s, x1, y1, w, h);
 409 }
 410 #endif
 411
 412 #ifdef HW_FILL_ACCEL
 413 static inline void vmsvga_fill_rect(struct vmsvga_state_s *s,
 414                 uint32_t c, int x, int y, int w, int h)
 415 {
 416 # ifdef DIRECT_VRAM
 417     uint8_t *vram = ds_get_data(s->ds);
 418 # else
 419     uint8_t *vram = s->vga.vram_ptr;
 420 # endif
 421     int bypp = s->bypp;
 422     int bypl = bypp * s->width;
 423     int width = bypp * w;
 424     int line = h;
 425     int column;
 426     uint8_t *fst = vram + bypp * x + bypl * y;
 427     uint8_t *dst;
 428     uint8_t *src;
 429     uint8_t col[4];
 430
 431 # ifdef DIRECT_VRAM
 432     if (s->ds->dpy_fill)
 433         s->ds->dpy_fill(s->ds, x, y, w, h, c);
 434     else
 435 # endif
 436     {
 437         col[0] = c;
 438         col[1] = c >> 8;
 439         col[2] = c >> 16;
 440         col[3] = c >> 24;
 441
 442         if (line --) {
 443             dst = fst;
 444             src = col;
 445             for (column = width; column > 0; column --) {
 446                 *(dst ++) = *(src ++);
 447                 if (src - col == bypp)
 448                     src = col;
 449             }
 450             dst = fst;
 451             for (; line > 0; line --) {
 452                 dst += bypl;
 453                 memcpy(dst, fst, width);
 454             }
 455         }
 456     }
 457
 458     vmsvga_update_rect_delayed(s, x, y, w, h);
 459 }
 460 #endif
 461
 462 struct vmsvga_cursor_definition_s {
 463     int width;
 464     int height;
 465     int id;
 466     int bpp;
 467     int hot_x;
 468     int hot_y;
 469     uint32_t mask[1024];
 470     uint32_t image[4096];
 471 };
 472
 473 #define SVGA_BITMAP_SIZE(w, h)          ((((w) + 31) >> 5) * (h))
 474 #define SVGA_PIXMAP_SIZE(w, h, bpp)     (((((w) * (bpp)) + 31) >> 5) * (h))
 475
 476 #ifdef HW_MOUSE_ACCEL
 477 static inline void vmsvga_cursor_define(struct vmsvga_state_s *s,
 478                 struct vmsvga_cursor_definition_s *c)
 479 {
 480     QEMUCursor *qc;
 481     int i, pixels;
 482
 483     qc = cursor_alloc(c->width, c->height);
 484     qc->hot_x = c->hot_x;
 485     qc->hot_y = c->hot_y;
 486     switch (c->bpp) {
 487     case 1:
 488         cursor_set_mono(qc, 0xffffff, 0x000000, (void*)c->image,
 489                         1, (void*)c->mask);
 490 #ifdef DEBUG
 491         cursor_print_ascii_art(qc, "vmware/mono");
 492 #endif
 493         break;
 494     case 32:
 495         /* fill alpha channel from mask, set color to zero */
 496         cursor_set_mono(qc, 0x000000, 0x000000, (void*)c->mask,
 497                         1, (void*)c->mask);
 498         /* add in rgb values */
 499         pixels = c->width * c->height;
 500         for (i = 0; i < pixels; i++) {
 501             qc->data[i] |= c->image[i] & 0xffffff;
 502         }
 503 #ifdef DEBUG
 504         cursor_print_ascii_art(qc, "vmware/32bit");
 505 #endif
 506         break;
 507     default:
 508         fprintf(stderr, "%s: unhandled bpp %d, using fallback cursor\n",
 509                 __FUNCTION__, c->bpp);
 510         cursor_put(qc);
 511         qc = cursor_builtin_left_ptr();
 512     }
 513
 514     if (s->vga.ds->cursor_define)
 515         s->vga.ds->cursor_define(qc);
 516     cursor_put(qc);
 517 }
 518 #endif
 519
 520 #define CMD(f)  le32_to_cpu(s->cmd->f)
 521
 522 static inline int vmsvga_fifo_length(struct vmsvga_state_s *s)
 523 {
 524     int num;
 525     if (!s->config || !s->enable)
 526         return 0;
 527     num = CMD(next_cmd) - CMD(stop);
 528     if (num < 0)
 529         num += CMD(max) - CMD(min);
 530     return num >> 2;
 531 }
 532
 533 static inline uint32_t vmsvga_fifo_read_raw(struct vmsvga_state_s *s)
 534 {
 535     uint32_t cmd = s->fifo[CMD(stop) >> 2];
 536     s->cmd->stop = cpu_to_le32(CMD(stop) + 4);
 537     if (CMD(stop) >= CMD(max))
 538         s->cmd->stop = s->cmd->min;
 539     return cmd;
 540 }
 541
 542 static inline uint32_t vmsvga_fifo_read(struct vmsvga_state_s *s)
 543 {
 544     return le32_to_cpu(vmsvga_fifo_read_raw(s));
 545 }
 546
 547 static void vmsvga_fifo_run(struct vmsvga_state_s *s)
 548 {
 549     uint32_t cmd, colour;
 550     int args, len;
 551     int x, y, dx, dy, width, height;
 552     struct vmsvga_cursor_definition_s cursor;
 553     uint32_t cmd_start;
 554
 555     len = vmsvga_fifo_length(s);
 556     while (len > 0) {
 557         /* May need to go back to the start of the command if incomplete */
 558         cmd_start = s->cmd->stop;
 559
 560         switch (cmd = vmsvga_fifo_read(s)) {
 561         case SVGA_CMD_UPDATE:
 562         case SVGA_CMD_UPDATE_VERBOSE:
 563             len -= 5;
 564             if (len < 0)
 565                 goto rewind;
 566
 567             x = vmsvga_fifo_read(s);
 568             y = vmsvga_fifo_read(s);
 569             width = vmsvga_fifo_read(s);
 570             height = vmsvga_fifo_read(s);
 571             vmsvga_update_rect_delayed(s, x, y, width, height);
 572             break;
 573
 574         case SVGA_CMD_RECT_FILL:
 575             len -= 6;
 576             if (len < 0)
 577                 goto rewind;
 578
 579             colour = vmsvga_fifo_read(s);
 580             x = vmsvga_fifo_read(s);
 581             y = vmsvga_fifo_read(s);
 582             width = vmsvga_fifo_read(s);
 583             height = vmsvga_fifo_read(s);
 584 #ifdef HW_FILL_ACCEL
 585             vmsvga_fill_rect(s, colour, x, y, width, height);
 586             break;
 587 #else
 588             args = 0;
 589             goto badcmd;
 590 #endif
 591
 592         case SVGA_CMD_RECT_COPY:
 593             len -= 7;
 594             if (len < 0)
 595                 goto rewind;
 596
 597             x = vmsvga_fifo_read(s);
 598             y = vmsvga_fifo_read(s);
 599             dx = vmsvga_fifo_read(s);
 600             dy = vmsvga_fifo_read(s);
 601             width = vmsvga_fifo_read(s);
 602             height = vmsvga_fifo_read(s);
 603 #ifdef HW_RECT_ACCEL
 604             vmsvga_copy_rect(s, x, y, dx, dy, width, height);
 605             break;
 606 #else
 607             args = 0;
 608             goto badcmd;
 609 #endif
 610
 611         case SVGA_CMD_DEFINE_CURSOR:
 612             len -= 8;
 613             if (len < 0)
 614                 goto rewind;
 615
 616             cursor.id = vmsvga_fifo_read(s);
 617             cursor.hot_x = vmsvga_fifo_read(s);
 618             cursor.hot_y = vmsvga_fifo_read(s);
 619             cursor.width = x = vmsvga_fifo_read(s);
 620             cursor.height = y = vmsvga_fifo_read(s);
 621             vmsvga_fifo_read(s);
 622             cursor.bpp = vmsvga_fifo_read(s);
 623
 624             args = SVGA_BITMAP_SIZE(x, y) + SVGA_PIXMAP_SIZE(x, y, cursor.bpp);
 625             if (SVGA_BITMAP_SIZE(x, y) > sizeof cursor.mask ||
 626                 SVGA_PIXMAP_SIZE(x, y, cursor.bpp) > sizeof cursor.image)
 627                     goto badcmd;
 628
 629             len -= args;
 630             if (len < 0)
 631                 goto rewind;
 632
 633             for (args = 0; args < SVGA_BITMAP_SIZE(x, y); args ++)
 634                 cursor.mask[args] = vmsvga_fifo_read_raw(s);
 635             for (args = 0; args < SVGA_PIXMAP_SIZE(x, y, cursor.bpp); args ++)
 636                 cursor.image[args] = vmsvga_fifo_read_raw(s);
 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             while (args --)
 698                 vmsvga_fifo_read(s);
 699             printf("%s: Unknown command 0x%02x in SVGA command FIFO\n",
 700                             __FUNCTION__, cmd);
 701             break;
 702
 703         rewind:
 704             s->cmd->stop = cmd_start;
 705             break;
 706         }
 707     }
 708
 709     s->syncing = 0;
 710 }
 711
 712 static uint32_t vmsvga_index_read(void *opaque, uint32_t address)
 713 {
 714     struct vmsvga_state_s *s = opaque;
 715     return s->index;
 716 }
 717
 718 static void vmsvga_index_write(void *opaque, uint32_t address, uint32_t index)
 719 {
 720     struct vmsvga_state_s *s = opaque;
 721     s->index = index;
 722 }
 723
 724 static uint32_t vmsvga_value_read(void *opaque, uint32_t address)
 725 {
 726     uint32_t caps;
 727     struct vmsvga_state_s *s = opaque;
 728     switch (s->index) {
 729     case SVGA_REG_ID:
 730         return s->svgaid;
 731
 732     case SVGA_REG_ENABLE:
 733         return s->enable;
 734
 735     case SVGA_REG_WIDTH:
 736         return s->width;
 737
 738     case SVGA_REG_HEIGHT:
 739         return s->height;
 740
 741     case SVGA_REG_MAX_WIDTH:
 742         return SVGA_MAX_WIDTH;
 743
 744     case SVGA_REG_MAX_HEIGHT:
 745         return SVGA_MAX_HEIGHT;
 746
 747     case SVGA_REG_DEPTH:
 748         return s->depth;
 749
 750     case SVGA_REG_BITS_PER_PIXEL:
 751         return (s->depth + 7) & ~7;
 752
 753     case SVGA_REG_PSEUDOCOLOR:
 754         return 0x0;
 755
 756     case SVGA_REG_RED_MASK:
 757         return s->wred;
 758     case SVGA_REG_GREEN_MASK:
 759         return s->wgreen;
 760     case SVGA_REG_BLUE_MASK:
 761         return s->wblue;
 762
 763     case SVGA_REG_BYTES_PER_LINE:
 764         return ((s->depth + 7) >> 3) * s->new_width;
 765
 766     case SVGA_REG_FB_START:
 767         return s->vram_base;
 768
 769     case SVGA_REG_FB_OFFSET:
 770         return 0x0;
 771
 772     case SVGA_REG_VRAM_SIZE:
 773         return s->vga.vram_size;
 774
 775     case SVGA_REG_FB_SIZE:
 776         return s->fb_size;
 777
 778     case SVGA_REG_CAPABILITIES:
 779         caps = SVGA_CAP_NONE;
 780 #ifdef HW_RECT_ACCEL
 781         caps |= SVGA_CAP_RECT_COPY;
 782 #endif
 783 #ifdef HW_FILL_ACCEL
 784         caps |= SVGA_CAP_RECT_FILL;
 785 #endif
 786 #ifdef HW_MOUSE_ACCEL
 787         if (s->vga.ds->mouse_set)
 788             caps |= SVGA_CAP_CURSOR | SVGA_CAP_CURSOR_BYPASS_2 |
 789                     SVGA_CAP_CURSOR_BYPASS;
 790 #endif
 791         return caps;
 792
 793     case SVGA_REG_MEM_START:
 794         return s->fifo_base;
 795
 796     case SVGA_REG_MEM_SIZE:
 797         return s->fifo_size;
 798
 799     case SVGA_REG_CONFIG_DONE:
 800         return s->config;
 801
 802     case SVGA_REG_SYNC:
 803     case SVGA_REG_BUSY:
 804         return s->syncing;
 805
 806     case SVGA_REG_GUEST_ID:
 807         return s->guest;
 808
 809     case SVGA_REG_CURSOR_ID:
 810         return s->cursor.id;
 811
 812     case SVGA_REG_CURSOR_X:
 813         return s->cursor.x;
 814
 815     case SVGA_REG_CURSOR_Y:
 816         return s->cursor.x;
 817
 818     case SVGA_REG_CURSOR_ON:
 819         return s->cursor.on;
 820
 821     case SVGA_REG_HOST_BITS_PER_PIXEL:
 822         return (s->depth + 7) & ~7;
 823
 824     case SVGA_REG_SCRATCH_SIZE:
 825         return s->scratch_size;
 826
 827     case SVGA_REG_MEM_REGS:
 828     case SVGA_REG_NUM_DISPLAYS:
 829     case SVGA_REG_PITCHLOCK:
 830     case SVGA_PALETTE_BASE ... SVGA_PALETTE_END:
 831         return 0;
 832
 833     default:
 834         if (s->index >= SVGA_SCRATCH_BASE &&
 835                 s->index < SVGA_SCRATCH_BASE + s->scratch_size)
 836             return s->scratch[s->index - SVGA_SCRATCH_BASE];
 837         printf("%s: Bad register %02x\n", __FUNCTION__, s->index);
 838     }
 839
 840     return 0;
 841 }
 842
 843 static void vmsvga_value_write(void *opaque, uint32_t address, uint32_t value)
 844 {
 845     struct vmsvga_state_s *s = opaque;
 846     switch (s->index) {
 847     case SVGA_REG_ID:
 848         if (value == SVGA_ID_2 || value == SVGA_ID_1 || value == SVGA_ID_0)
 849             s->svgaid = value;
 850         break;
 851
 852     case SVGA_REG_ENABLE:
 853         s->enable = value;
 854         s->config &= !!value;
 855         s->width = -1;
 856         s->height = -1;
 857         s->invalidated = 1;
 858         s->vga.invalidate(&s->vga);
 859         if (s->enable) {
 860             s->fb_size = ((s->depth + 7) >> 3) * s->new_width * s->new_height;
 861             vga_dirty_log_stop(&s->vga);
 862         } else {
 863             vga_dirty_log_start(&s->vga);
 864         }
 865         break;
 866
 867     case SVGA_REG_WIDTH:
 868         s->new_width = value;
 869         s->invalidated = 1;
 870         break;
 871
 872     case SVGA_REG_HEIGHT:
 873         s->new_height = value;
 874         s->invalidated = 1;
 875         break;
 876
 877     case SVGA_REG_DEPTH:
 878     case SVGA_REG_BITS_PER_PIXEL:
 879         if (value != s->depth) {
 880             printf("%s: Bad colour depth: %i bits\n", __FUNCTION__, value);
 881             s->config = 0;
 882         }
 883         break;
 884
 885     case SVGA_REG_CONFIG_DONE:
 886         if (value) {
 887             s->fifo = (uint32_t *) s->fifo_ptr;
 888             /* Check range and alignment.  */
 889             if ((CMD(min) | CMD(max) |
 890                         CMD(next_cmd) | CMD(stop)) & 3)
 891                 break;
 892             if (CMD(min) < (uint8_t *) s->cmd->fifo - (uint8_t *) s->fifo)
 893                 break;
 894             if (CMD(max) > SVGA_FIFO_SIZE)
 895                 break;
 896             if (CMD(max) < CMD(min) + 10 * 1024)
 897                 break;
 898         }
 899         s->config = !!value;
 900         break;
 901
 902     case SVGA_REG_SYNC:
 903         s->syncing = 1;
 904         vmsvga_fifo_run(s); /* Or should we just wait for update_display? */
 905         break;
 906
 907     case SVGA_REG_GUEST_ID:
 908         s->guest = value;
 909 #ifdef VERBOSE
 910         if (value >= GUEST_OS_BASE && value < GUEST_OS_BASE +
 911                 ARRAY_SIZE(vmsvga_guest_id))
 912             printf("%s: guest runs %s.\n", __FUNCTION__,
 913                             vmsvga_guest_id[value - GUEST_OS_BASE]);
 914 #endif
 915         break;
 916
 917     case SVGA_REG_CURSOR_ID:
 918         s->cursor.id = value;
 919         break;
 920
 921     case SVGA_REG_CURSOR_X:
 922         s->cursor.x = value;
 923         break;
 924
 925     case SVGA_REG_CURSOR_Y:
 926         s->cursor.y = value;
 927         break;
 928
 929     case SVGA_REG_CURSOR_ON:
 930         s->cursor.on |= (value == SVGA_CURSOR_ON_SHOW);
 931         s->cursor.on &= (value != SVGA_CURSOR_ON_HIDE);
 932 #ifdef HW_MOUSE_ACCEL
 933         if (s->vga.ds->mouse_set && value <= SVGA_CURSOR_ON_SHOW)
 934             s->vga.ds->mouse_set(s->cursor.x, s->cursor.y, s->cursor.on);
 935 #endif
 936         break;
 937
 938     case SVGA_REG_MEM_REGS:
 939     case SVGA_REG_NUM_DISPLAYS:
 940     case SVGA_REG_PITCHLOCK:
 941     case SVGA_PALETTE_BASE ... SVGA_PALETTE_END:
 942         break;
 943
 944     default:
 945         if (s->index >= SVGA_SCRATCH_BASE &&
 946                 s->index < SVGA_SCRATCH_BASE + s->scratch_size) {
 947             s->scratch[s->index - SVGA_SCRATCH_BASE] = value;
 948             break;
 949         }
 950         printf("%s: Bad register %02x\n", __FUNCTION__, s->index);
 951     }
 952 }
 953
 954 static uint32_t vmsvga_bios_read(void *opaque, uint32_t address)
 955 {
 956     printf("%s: what are we supposed to return?\n", __FUNCTION__);
 957     return 0xcafe;
 958 }
 959
 960 static void vmsvga_bios_write(void *opaque, uint32_t address, uint32_t data)
 961 {
 962     printf("%s: what are we supposed to do with (%08x)?\n",
 963                     __FUNCTION__, data);
 964 }
 965
 966 static inline void vmsvga_size(struct vmsvga_state_s *s)
 967 {
 968     if (s->new_width != s->width || s->new_height != s->height) {
 969         s->width = s->new_width;
 970         s->height = s->new_height;
 971         qemu_console_resize(s->vga.ds, s->width, s->height);
 972         s->invalidated = 1;
 973     }
 974 }
 975
 976 static void vmsvga_update_display(void *opaque)
 977 {
 978     struct vmsvga_state_s *s = opaque;
 979     if (!s->enable) {
 980         s->vga.update(&s->vga);
 981         return;
 982     }
 983
 984     vmsvga_size(s);
 985
 986     vmsvga_fifo_run(s);
 987     vmsvga_update_rect_flush(s);
 988
 989     /*
 990      * Is it more efficient to look at vram VGA-dirty bits or wait
 991      * for the driver to issue SVGA_CMD_UPDATE?
 992      */
 993     if (s->invalidated) {
 994         s->invalidated = 0;
 995         vmsvga_update_screen(s);
 996     }
 997 }
 998
 999 static void vmsvga_reset(struct vmsvga_state_s *s)
1000 {
1001     s->index = 0;
1002     s->enable = 0;
1003     s->config = 0;
1004     s->width = -1;
1005     s->height = -1;
1006     s->svgaid = SVGA_ID;
1007     s->depth = ds_get_bits_per_pixel(s->vga.ds);
1008     s->bypp = ds_get_bytes_per_pixel(s->vga.ds);
1009     s->cursor.on = 0;
1010     s->redraw_fifo_first = 0;
1011     s->redraw_fifo_last = 0;
1012     switch (s->depth) {
1013     case 8:
1014         s->wred   = 0x00000007;
1015         s->wgreen = 0x00000038;
1016         s->wblue  = 0x000000c0;
1017         break;
1018     case 15:
1019         s->wred   = 0x0000001f;
1020         s->wgreen = 0x000003e0;
1021         s->wblue  = 0x00007c00;
1022         break;
1023     case 16:
1024         s->wred   = 0x0000001f;
1025         s->wgreen = 0x000007e0;
1026         s->wblue  = 0x0000f800;
1027         break;
1028     case 24:
1029         s->wred   = 0x00ff0000;
1030         s->wgreen = 0x0000ff00;
1031         s->wblue  = 0x000000ff;
1032         break;
1033     case 32:
1034         s->wred   = 0x00ff0000;
1035         s->wgreen = 0x0000ff00;
1036         s->wblue  = 0x000000ff;
1037         break;
1038     }
1039     s->syncing = 0;
1040
1041     vga_dirty_log_start(&s->vga);
1042 }
1043
1044 static void vmsvga_invalidate_display(void *opaque)
1045 {
1046     struct vmsvga_state_s *s = opaque;
1047     if (!s->enable) {
1048         s->vga.invalidate(&s->vga);
1049         return;
1050     }
1051
1052     s->invalidated = 1;
1053 }
1054
1055 /* save the vga display in a PPM image even if no display is
1056    available */
1057 static void vmsvga_screen_dump(void *opaque, const char *filename)
1058 {
1059     struct vmsvga_state_s *s = opaque;
1060     if (!s->enable) {
1061         s->vga.screen_dump(&s->vga, filename);
1062         return;
1063     }
1064
1065     if (s->depth == 32) {
1066         DisplaySurface *ds = qemu_create_displaysurface_from(s->width,
1067                 s->height, 32, ds_get_linesize(s->vga.ds), s->vga.vram_ptr);
1068         ppm_save(filename, ds);
1069         qemu_free(ds);
1070     }
1071 }
1072
1073 static void vmsvga_text_update(void *opaque, console_ch_t *chardata)
1074 {
1075     struct vmsvga_state_s *s = opaque;
1076
1077     if (s->vga.text_update)
1078         s->vga.text_update(&s->vga, chardata);
1079 }
1080
1081 #ifdef DIRECT_VRAM
1082 static uint32_t vmsvga_vram_readb(void *opaque, target_phys_addr_t addr)
1083 {
1084     struct vmsvga_state_s *s = opaque;
1085     if (addr < s->fb_size)
1086         return *(uint8_t *) (ds_get_data(s->ds) + addr);
1087     else
1088         return *(uint8_t *) (s->vram_ptr + addr);
1089 }
1090
1091 static uint32_t vmsvga_vram_readw(void *opaque, target_phys_addr_t addr)
1092 {
1093     struct vmsvga_state_s *s = opaque;
1094     if (addr < s->fb_size)
1095         return *(uint16_t *) (ds_get_data(s->ds) + addr);
1096     else
1097         return *(uint16_t *) (s->vram_ptr + addr);
1098 }
1099
1100 static uint32_t vmsvga_vram_readl(void *opaque, target_phys_addr_t addr)
1101 {
1102     struct vmsvga_state_s *s = opaque;
1103     if (addr < s->fb_size)
1104         return *(uint32_t *) (ds_get_data(s->ds) + addr);
1105     else
1106         return *(uint32_t *) (s->vram_ptr + addr);
1107 }
1108
1109 static void vmsvga_vram_writeb(void *opaque, target_phys_addr_t addr,
1110                 uint32_t value)
1111 {
1112     struct vmsvga_state_s *s = opaque;
1113     if (addr < s->fb_size)
1114         *(uint8_t *) (ds_get_data(s->ds) + addr) = value;
1115     else
1116         *(uint8_t *) (s->vram_ptr + addr) = value;
1117 }
1118
1119 static void vmsvga_vram_writew(void *opaque, target_phys_addr_t addr,
1120                 uint32_t value)
1121 {
1122     struct vmsvga_state_s *s = opaque;
1123     if (addr < s->fb_size)
1124         *(uint16_t *) (ds_get_data(s->ds) + addr) = value;
1125     else
1126         *(uint16_t *) (s->vram_ptr + addr) = value;
1127 }
1128
1129 static void vmsvga_vram_writel(void *opaque, target_phys_addr_t addr,
1130                 uint32_t value)
1131 {
1132     struct vmsvga_state_s *s = opaque;
1133     if (addr < s->fb_size)
1134         *(uint32_t *) (ds_get_data(s->ds) + addr) = value;
1135     else
1136         *(uint32_t *) (s->vram_ptr + addr) = value;
1137 }
1138
1139 static CPUReadMemoryFunc * const vmsvga_vram_read[] = {
1140     vmsvga_vram_readb,
1141     vmsvga_vram_readw,
1142     vmsvga_vram_readl,
1143 };
1144
1145 static CPUWriteMemoryFunc * const vmsvga_vram_write[] = {
1146     vmsvga_vram_writeb,
1147     vmsvga_vram_writew,
1148     vmsvga_vram_writel,
1149 };
1150 #endif
1151
1152 static int vmsvga_post_load(void *opaque, int version_id)
1153 {
1154     struct vmsvga_state_s *s = opaque;
1155
1156     s->invalidated = 1;
1157     if (s->config)
1158         s->fifo = (uint32_t *) s->fifo_ptr;
1159
1160     return 0;
1161 }
1162
1163 static const VMStateDescription vmstate_vmware_vga_internal = {
1164     .name = "vmware_vga_internal",
1165     .version_id = 0,
1166     .minimum_version_id = 0,
1167     .minimum_version_id_old = 0,
1168     .post_load = vmsvga_post_load,
1169     .fields      = (VMStateField []) {
1170         VMSTATE_INT32_EQUAL(depth, struct vmsvga_state_s),
1171         VMSTATE_INT32(enable, struct vmsvga_state_s),
1172         VMSTATE_INT32(config, struct vmsvga_state_s),
1173         VMSTATE_INT32(cursor.id, struct vmsvga_state_s),
1174         VMSTATE_INT32(cursor.x, struct vmsvga_state_s),
1175         VMSTATE_INT32(cursor.y, struct vmsvga_state_s),
1176         VMSTATE_INT32(cursor.on, struct vmsvga_state_s),
1177         VMSTATE_INT32(index, struct vmsvga_state_s),
1178         VMSTATE_VARRAY_INT32(scratch, struct vmsvga_state_s,
1179                              scratch_size, 0, vmstate_info_uint32, uint32_t),
1180         VMSTATE_INT32(new_width, struct vmsvga_state_s),
1181         VMSTATE_INT32(new_height, struct vmsvga_state_s),
1182         VMSTATE_UINT32(guest, struct vmsvga_state_s),
1183         VMSTATE_UINT32(svgaid, struct vmsvga_state_s),
1184         VMSTATE_INT32(syncing, struct vmsvga_state_s),
1185         VMSTATE_INT32(fb_size, struct vmsvga_state_s),
1186         VMSTATE_END_OF_LIST()
1187     }
1188 };
1189
1190 static const VMStateDescription vmstate_vmware_vga = {
1191     .name = "vmware_vga",
1192     .version_id = 0,
1193     .minimum_version_id = 0,
1194     .minimum_version_id_old = 0,
1195     .fields      = (VMStateField []) {
1196         VMSTATE_PCI_DEVICE(card, struct pci_vmsvga_state_s),
1197         VMSTATE_STRUCT(chip, struct pci_vmsvga_state_s, 0,
1198                        vmstate_vmware_vga_internal, struct vmsvga_state_s),
1199         VMSTATE_END_OF_LIST()
1200     }
1201 };
1202
1203 static void vmsvga_init(struct vmsvga_state_s *s, int vga_ram_size)
1204 {
1205     s->scratch_size = SVGA_SCRATCH_SIZE;
1206     s->scratch = qemu_malloc(s->scratch_size * 4);
1207
1208     s->vga.ds = graphic_console_init(vmsvga_update_display,
1209                                      vmsvga_invalidate_display,
1210                                      vmsvga_screen_dump,
1211                                      vmsvga_text_update, s);
1212
1213
1214     s->fifo_size = SVGA_FIFO_SIZE;
1215     s->fifo_offset = qemu_ram_alloc(NULL, "vmsvga.fifo", s->fifo_size);
1216     s->fifo_ptr = qemu_get_ram_ptr(s->fifo_offset);
1217
1218     vga_common_init(&s->vga, vga_ram_size);
1219     vga_init(&s->vga);
1220     vmstate_register(NULL, 0, &vmstate_vga_common, &s->vga);
1221
1222     vga_init_vbe(&s->vga);
1223
1224     rom_add_vga(VGABIOS_FILENAME);
1225
1226     vmsvga_reset(s);
1227 }
1228
1229 static void pci_vmsvga_map_ioport(PCIDevice *pci_dev, int region_num,
1230                 pcibus_t addr, pcibus_t size, int type)
1231 {
1232     struct pci_vmsvga_state_s *d = (struct pci_vmsvga_state_s *) pci_dev;
1233     struct vmsvga_state_s *s = &d->chip;
1234
1235     register_ioport_read(addr + SVGA_IO_MUL * SVGA_INDEX_PORT,
1236                     1, 4, vmsvga_index_read, s);
1237     register_ioport_write(addr + SVGA_IO_MUL * SVGA_INDEX_PORT,
1238                     1, 4, vmsvga_index_write, s);
1239     register_ioport_read(addr + SVGA_IO_MUL * SVGA_VALUE_PORT,
1240                     1, 4, vmsvga_value_read, s);
1241     register_ioport_write(addr + SVGA_IO_MUL * SVGA_VALUE_PORT,
1242                     1, 4, vmsvga_value_write, s);
1243     register_ioport_read(addr + SVGA_IO_MUL * SVGA_BIOS_PORT,
1244                     1, 4, vmsvga_bios_read, s);
1245     register_ioport_write(addr + SVGA_IO_MUL * SVGA_BIOS_PORT,
1246                     1, 4, vmsvga_bios_write, s);
1247 }
1248
1249 static void pci_vmsvga_map_mem(PCIDevice *pci_dev, int region_num,
1250                 pcibus_t addr, pcibus_t size, int type)
1251 {
1252     struct pci_vmsvga_state_s *d = (struct pci_vmsvga_state_s *) pci_dev;
1253     struct vmsvga_state_s *s = &d->chip;
1254     ram_addr_t iomemtype;
1255
1256     s->vram_base = addr;
1257 #ifdef DIRECT_VRAM
1258     iomemtype = cpu_register_io_memory(vmsvga_vram_read,
1259                     vmsvga_vram_write, s);
1260 #else
1261     iomemtype = s->vga.vram_offset | IO_MEM_RAM;
1262 #endif
1263     cpu_register_physical_memory(s->vram_base, s->vga.vram_size,
1264                     iomemtype);
1265
1266     s->vga.map_addr = addr;
1267     s->vga.map_end = addr + s->vga.vram_size;
1268     vga_dirty_log_restart(&s->vga);
1269 }
1270
1271 static void pci_vmsvga_map_fifo(PCIDevice *pci_dev, int region_num,
1272                 pcibus_t addr, pcibus_t size, int type)
1273 {
1274     struct pci_vmsvga_state_s *d = (struct pci_vmsvga_state_s *) pci_dev;
1275     struct vmsvga_state_s *s = &d->chip;
1276     ram_addr_t iomemtype;
1277
1278     s->fifo_base = addr;
1279     iomemtype = s->fifo_offset | IO_MEM_RAM;
1280     cpu_register_physical_memory(s->fifo_base, s->fifo_size,
1281                     iomemtype);
1282 }
1283
1284 static int pci_vmsvga_initfn(PCIDevice *dev)
1285 {
1286     struct pci_vmsvga_state_s *s =
1287         DO_UPCAST(struct pci_vmsvga_state_s, card, dev);
1288
1289     pci_config_set_vendor_id(s->card.config, PCI_VENDOR_ID_VMWARE);
1290     pci_config_set_device_id(s->card.config, SVGA_PCI_DEVICE_ID);
1291     pci_config_set_class(s->card.config, PCI_CLASS_DISPLAY_VGA);
1292     s->card.config[PCI_CACHE_LINE_SIZE] = 0x08;         /* Cache line size */
1293     s->card.config[PCI_LATENCY_TIMER] = 0x40;           /* Latency timer */
1294     s->card.config[PCI_SUBSYSTEM_VENDOR_ID] = PCI_VENDOR_ID_VMWARE & 0xff;
1295     s->card.config[PCI_SUBSYSTEM_VENDOR_ID + 1] = PCI_VENDOR_ID_VMWARE >> 8;
1296     s->card.config[PCI_SUBSYSTEM_ID] = SVGA_PCI_DEVICE_ID & 0xff;
1297     s->card.config[PCI_SUBSYSTEM_ID + 1] = SVGA_PCI_DEVICE_ID >> 8;
1298     s->card.config[PCI_INTERRUPT_LINE] = 0xff;          /* End */
1299
1300     pci_register_bar(&s->card, 0, 0x10,
1301                     PCI_BASE_ADDRESS_SPACE_IO, pci_vmsvga_map_ioport);
1302     pci_register_bar(&s->card, 1, VGA_RAM_SIZE,
1303                     PCI_BASE_ADDRESS_MEM_PREFETCH, pci_vmsvga_map_mem);
1304
1305     pci_register_bar(&s->card, 2, SVGA_FIFO_SIZE,
1306                     PCI_BASE_ADDRESS_MEM_PREFETCH, pci_vmsvga_map_fifo);
1307
1308     vmsvga_init(&s->chip, VGA_RAM_SIZE);
1309
1310     return 0;
1311 }
1312
1313 void pci_vmsvga_init(PCIBus *bus)
1314 {
1315     pci_create_simple(bus, -1, "vmware-svga");
1316 }
1317
1318 static PCIDeviceInfo vmsvga_info = {
1319     .qdev.name    = "vmware-svga",
1320     .qdev.size    = sizeof(struct pci_vmsvga_state_s),
1321     .qdev.vmsd    = &vmstate_vmware_vga,
1322     .init         = pci_vmsvga_initfn,
1323 };
1324
1325 static void vmsvga_register(void)
1326 {
1327     pci_qdev_register(&vmsvga_info);
1328 }
1329 device_init(vmsvga_register);