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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
38struct 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
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
94struct 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
128enum {
129
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,
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
149 SVGA_REG_CAPABILITIES = 17,
150 SVGA_REG_MEM_START = 18,
151 SVGA_REG_MEM_SIZE = 19,
152 SVGA_REG_CONFIG_DONE = 20,
153 SVGA_REG_SYNC = 21,
154 SVGA_REG_BUSY = 22,
155 SVGA_REG_GUEST_ID = 23,
156 SVGA_REG_CURSOR_ID = 24,
157 SVGA_REG_CURSOR_X = 25,
158 SVGA_REG_CURSOR_Y = 26,
159 SVGA_REG_CURSOR_ON = 27,
160 SVGA_REG_HOST_BITS_PER_PIXEL = 28,
161 SVGA_REG_SCRATCH_SIZE = 29,
162 SVGA_REG_MEM_REGS = 30,
163 SVGA_REG_NUM_DISPLAYS = 31,
164 SVGA_REG_PITCHLOCK = 32,
165
166 SVGA_PALETTE_BASE = 1024,
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
193
194enum {
195
196
197
198 SVGA_FIFO_MIN = 0,
199 SVGA_FIFO_MAX,
200 SVGA_FIFO_NEXT_CMD,
201 SVGA_FIFO_STOP,
202
203
204
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
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
228static 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
254enum {
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
289enum {
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
296static 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
335static 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
347static 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
359static 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
367
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
376static 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
413static 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
462struct 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
477static inline void vmsvga_cursor_define(struct vmsvga_state_s *s,
478 struct vmsvga_cursor_definition_s *c)
479{
480 int i;
481 for (i = SVGA_BITMAP_SIZE(c->width, c->height) - 1; i >= 0; i --)
482 c->mask[i] = ~c->mask[i];
483
484 if (s->vga.ds->cursor_define)
485 s->vga.ds->cursor_define(c->width, c->height, c->bpp, c->hot_x, c->hot_y,
486 (uint8_t *) c->image, (uint8_t *) c->mask);
487}
488#endif
489
490#define CMD(f) le32_to_cpu(s->cmd->f)
491
492static inline int vmsvga_fifo_empty(struct vmsvga_state_s *s)
493{
494 if (!s->config || !s->enable)
495 return 1;
496 return (s->cmd->next_cmd == s->cmd->stop);
497}
498
499static inline uint32_t vmsvga_fifo_read_raw(struct vmsvga_state_s *s)
500{
501 uint32_t cmd = s->fifo[CMD(stop) >> 2];
502 s->cmd->stop = cpu_to_le32(CMD(stop) + 4);
503 if (CMD(stop) >= CMD(max))
504 s->cmd->stop = s->cmd->min;
505 return cmd;
506}
507
508static inline uint32_t vmsvga_fifo_read(struct vmsvga_state_s *s)
509{
510 return le32_to_cpu(vmsvga_fifo_read_raw(s));
511}
512
513static void vmsvga_fifo_run(struct vmsvga_state_s *s)
514{
515 uint32_t cmd, colour;
516 int args = 0;
517 int x, y, dx, dy, width, height;
518 struct vmsvga_cursor_definition_s cursor;
519 while (!vmsvga_fifo_empty(s))
520 switch (cmd = vmsvga_fifo_read(s)) {
521 case SVGA_CMD_UPDATE:
522 case SVGA_CMD_UPDATE_VERBOSE:
523 x = vmsvga_fifo_read(s);
524 y = vmsvga_fifo_read(s);
525 width = vmsvga_fifo_read(s);
526 height = vmsvga_fifo_read(s);
527 vmsvga_update_rect_delayed(s, x, y, width, height);
528 break;
529
530 case SVGA_CMD_RECT_FILL:
531 colour = vmsvga_fifo_read(s);
532 x = vmsvga_fifo_read(s);
533 y = vmsvga_fifo_read(s);
534 width = vmsvga_fifo_read(s);
535 height = vmsvga_fifo_read(s);
536#ifdef HW_FILL_ACCEL
537 vmsvga_fill_rect(s, colour, x, y, width, height);
538 break;
539#else
540 goto badcmd;
541#endif
542
543 case SVGA_CMD_RECT_COPY:
544 x = vmsvga_fifo_read(s);
545 y = vmsvga_fifo_read(s);
546 dx = vmsvga_fifo_read(s);
547 dy = vmsvga_fifo_read(s);
548 width = vmsvga_fifo_read(s);
549 height = vmsvga_fifo_read(s);
550#ifdef HW_RECT_ACCEL
551 vmsvga_copy_rect(s, x, y, dx, dy, width, height);
552 break;
553#else
554 goto badcmd;
555#endif
556
557 case SVGA_CMD_DEFINE_CURSOR:
558 cursor.id = vmsvga_fifo_read(s);
559 cursor.hot_x = vmsvga_fifo_read(s);
560 cursor.hot_y = vmsvga_fifo_read(s);
561 cursor.width = x = vmsvga_fifo_read(s);
562 cursor.height = y = vmsvga_fifo_read(s);
563 vmsvga_fifo_read(s);
564 cursor.bpp = vmsvga_fifo_read(s);
565 for (args = 0; args < SVGA_BITMAP_SIZE(x, y); args ++)
566 cursor.mask[args] = vmsvga_fifo_read_raw(s);
567 for (args = 0; args < SVGA_PIXMAP_SIZE(x, y, cursor.bpp); args ++)
568 cursor.image[args] = vmsvga_fifo_read_raw(s);
569#ifdef HW_MOUSE_ACCEL
570 vmsvga_cursor_define(s, &cursor);
571 break;
572#else
573 args = 0;
574 goto badcmd;
575#endif
576
577
578
579
580
581 case SVGA_CMD_DEFINE_ALPHA_CURSOR:
582 vmsvga_fifo_read(s);
583 vmsvga_fifo_read(s);
584 vmsvga_fifo_read(s);
585 x = vmsvga_fifo_read(s);
586 y = vmsvga_fifo_read(s);
587 args = x * y;
588 goto badcmd;
589 case SVGA_CMD_RECT_ROP_FILL:
590 args = 6;
591 goto badcmd;
592 case SVGA_CMD_RECT_ROP_COPY:
593 args = 7;
594 goto badcmd;
595 case SVGA_CMD_DRAW_GLYPH_CLIPPED:
596 vmsvga_fifo_read(s);
597 vmsvga_fifo_read(s);
598 args = 7 + (vmsvga_fifo_read(s) >> 2);
599 goto badcmd;
600 case SVGA_CMD_SURFACE_ALPHA_BLEND:
601 args = 12;
602 goto badcmd;
603
604
605
606
607
608 case SVGA_CMD_SURFACE_FILL:
609 case SVGA_CMD_SURFACE_COPY:
610 case SVGA_CMD_FRONT_ROP_FILL:
611 case SVGA_CMD_FENCE:
612 case SVGA_CMD_INVALID_CMD:
613 break;
614
615 default:
616 badcmd:
617 while (args --)
618 vmsvga_fifo_read(s);
619 printf("%s: Unknown command 0x%02x in SVGA command FIFO\n",
620 __FUNCTION__, cmd);
621 break;
622 }
623
624 s->syncing = 0;
625}
626
627static uint32_t vmsvga_index_read(void *opaque, uint32_t address)
628{
629 struct vmsvga_state_s *s = opaque;
630 return s->index;
631}
632
633static void vmsvga_index_write(void *opaque, uint32_t address, uint32_t index)
634{
635 struct vmsvga_state_s *s = opaque;
636 s->index = index;
637}
638
639static uint32_t vmsvga_value_read(void *opaque, uint32_t address)
640{
641 uint32_t caps;
642 struct vmsvga_state_s *s = opaque;
643 switch (s->index) {
644 case SVGA_REG_ID:
645 return s->svgaid;
646
647 case SVGA_REG_ENABLE:
648 return s->enable;
649
650 case SVGA_REG_WIDTH:
651 return s->width;
652
653 case SVGA_REG_HEIGHT:
654 return s->height;
655
656 case SVGA_REG_MAX_WIDTH:
657 return SVGA_MAX_WIDTH;
658
659 case SVGA_REG_MAX_HEIGHT:
660 return SVGA_MAX_HEIGHT;
661
662 case SVGA_REG_DEPTH:
663 return s->depth;
664
665 case SVGA_REG_BITS_PER_PIXEL:
666 return (s->depth + 7) & ~7;
667
668 case SVGA_REG_PSEUDOCOLOR:
669 return 0x0;
670
671 case SVGA_REG_RED_MASK:
672 return s->wred;
673 case SVGA_REG_GREEN_MASK:
674 return s->wgreen;
675 case SVGA_REG_BLUE_MASK:
676 return s->wblue;
677
678 case SVGA_REG_BYTES_PER_LINE:
679 return ((s->depth + 7) >> 3) * s->new_width;
680
681 case SVGA_REG_FB_START:
682 return s->vram_base;
683
684 case SVGA_REG_FB_OFFSET:
685 return 0x0;
686
687 case SVGA_REG_VRAM_SIZE:
688 return s->vga.vram_size;
689
690 case SVGA_REG_FB_SIZE:
691 return s->fb_size;
692
693 case SVGA_REG_CAPABILITIES:
694 caps = SVGA_CAP_NONE;
695#ifdef HW_RECT_ACCEL
696 caps |= SVGA_CAP_RECT_COPY;
697#endif
698#ifdef HW_FILL_ACCEL
699 caps |= SVGA_CAP_RECT_FILL;
700#endif
701#ifdef HW_MOUSE_ACCEL
702 if (s->vga.ds->mouse_set)
703 caps |= SVGA_CAP_CURSOR | SVGA_CAP_CURSOR_BYPASS_2 |
704 SVGA_CAP_CURSOR_BYPASS;
705#endif
706 return caps;
707
708 case SVGA_REG_MEM_START:
709 return s->fifo_base;
710
711 case SVGA_REG_MEM_SIZE:
712 return s->fifo_size;
713
714 case SVGA_REG_CONFIG_DONE:
715 return s->config;
716
717 case SVGA_REG_SYNC:
718 case SVGA_REG_BUSY:
719 return s->syncing;
720
721 case SVGA_REG_GUEST_ID:
722 return s->guest;
723
724 case SVGA_REG_CURSOR_ID:
725 return s->cursor.id;
726
727 case SVGA_REG_CURSOR_X:
728 return s->cursor.x;
729
730 case SVGA_REG_CURSOR_Y:
731 return s->cursor.x;
732
733 case SVGA_REG_CURSOR_ON:
734 return s->cursor.on;
735
736 case SVGA_REG_HOST_BITS_PER_PIXEL:
737 return (s->depth + 7) & ~7;
738
739 case SVGA_REG_SCRATCH_SIZE:
740 return s->scratch_size;
741
742 case SVGA_REG_MEM_REGS:
743 case SVGA_REG_NUM_DISPLAYS:
744 case SVGA_REG_PITCHLOCK:
745 case SVGA_PALETTE_BASE ... SVGA_PALETTE_END:
746 return 0;
747
748 default:
749 if (s->index >= SVGA_SCRATCH_BASE &&
750 s->index < SVGA_SCRATCH_BASE + s->scratch_size)
751 return s->scratch[s->index - SVGA_SCRATCH_BASE];
752 printf("%s: Bad register %02x\n", __FUNCTION__, s->index);
753 }
754
755 return 0;
756}
757
758static void vmsvga_value_write(void *opaque, uint32_t address, uint32_t value)
759{
760 struct vmsvga_state_s *s = opaque;
761 switch (s->index) {
762 case SVGA_REG_ID:
763 if (value == SVGA_ID_2 || value == SVGA_ID_1 || value == SVGA_ID_0)
764 s->svgaid = value;
765 break;
766
767 case SVGA_REG_ENABLE:
768 s->enable = value;
769 s->config &= !!value;
770 s->width = -1;
771 s->height = -1;
772 s->invalidated = 1;
773 s->vga.invalidate(&s->vga);
774 if (s->enable) {
775 s->fb_size = ((s->depth + 7) >> 3) * s->new_width * s->new_height;
776 vga_dirty_log_stop(&s->vga);
777 } else {
778 vga_dirty_log_start(&s->vga);
779 }
780 break;
781
782 case SVGA_REG_WIDTH:
783 s->new_width = value;
784 s->invalidated = 1;
785 break;
786
787 case SVGA_REG_HEIGHT:
788 s->new_height = value;
789 s->invalidated = 1;
790 break;
791
792 case SVGA_REG_DEPTH:
793 case SVGA_REG_BITS_PER_PIXEL:
794 if (value != s->depth) {
795 printf("%s: Bad colour depth: %i bits\n", __FUNCTION__, value);
796 s->config = 0;
797 }
798 break;
799
800 case SVGA_REG_CONFIG_DONE:
801 if (value) {
802 s->fifo = (uint32_t *) s->fifo_ptr;
803
804 if ((CMD(min) | CMD(max) |
805 CMD(next_cmd) | CMD(stop)) & 3)
806 break;
807 if (CMD(min) < (uint8_t *) s->cmd->fifo - (uint8_t *) s->fifo)
808 break;
809 if (CMD(max) > SVGA_FIFO_SIZE)
810 break;
811 if (CMD(max) < CMD(min) + 10 * 1024)
812 break;
813 }
814 s->config = !!value;
815 break;
816
817 case SVGA_REG_SYNC:
818 s->syncing = 1;
819 vmsvga_fifo_run(s);
820 break;
821
822 case SVGA_REG_GUEST_ID:
823 s->guest = value;
824#ifdef VERBOSE
825 if (value >= GUEST_OS_BASE && value < GUEST_OS_BASE +
826 ARRAY_SIZE(vmsvga_guest_id))
827 printf("%s: guest runs %s.\n", __FUNCTION__,
828 vmsvga_guest_id[value - GUEST_OS_BASE]);
829#endif
830 break;
831
832 case SVGA_REG_CURSOR_ID:
833 s->cursor.id = value;
834 break;
835
836 case SVGA_REG_CURSOR_X:
837 s->cursor.x = value;
838 break;
839
840 case SVGA_REG_CURSOR_Y:
841 s->cursor.y = value;
842 break;
843
844 case SVGA_REG_CURSOR_ON:
845 s->cursor.on |= (value == SVGA_CURSOR_ON_SHOW);
846 s->cursor.on &= (value != SVGA_CURSOR_ON_HIDE);
847#ifdef HW_MOUSE_ACCEL
848 if (s->vga.ds->mouse_set && value <= SVGA_CURSOR_ON_SHOW)
849 s->vga.ds->mouse_set(s->cursor.x, s->cursor.y, s->cursor.on);
850#endif
851 break;
852
853 case SVGA_REG_MEM_REGS:
854 case SVGA_REG_NUM_DISPLAYS:
855 case SVGA_REG_PITCHLOCK:
856 case SVGA_PALETTE_BASE ... SVGA_PALETTE_END:
857 break;
858
859 default:
860 if (s->index >= SVGA_SCRATCH_BASE &&
861 s->index < SVGA_SCRATCH_BASE + s->scratch_size) {
862 s->scratch[s->index - SVGA_SCRATCH_BASE] = value;
863 break;
864 }
865 printf("%s: Bad register %02x\n", __FUNCTION__, s->index);
866 }
867}
868
869static uint32_t vmsvga_bios_read(void *opaque, uint32_t address)
870{
871 printf("%s: what are we supposed to return?\n", __FUNCTION__);
872 return 0xcafe;
873}
874
875static void vmsvga_bios_write(void *opaque, uint32_t address, uint32_t data)
876{
877 printf("%s: what are we supposed to do with (%08x)?\n",
878 __FUNCTION__, data);
879}
880
881static inline void vmsvga_size(struct vmsvga_state_s *s)
882{
883 if (s->new_width != s->width || s->new_height != s->height) {
884 s->width = s->new_width;
885 s->height = s->new_height;
886 qemu_console_resize(s->vga.ds, s->width, s->height);
887 s->invalidated = 1;
888 }
889}
890
891static void vmsvga_update_display(void *opaque)
892{
893 struct vmsvga_state_s *s = opaque;
894 if (!s->enable) {
895 s->vga.update(&s->vga);
896 return;
897 }
898
899 vmsvga_size(s);
900
901 vmsvga_fifo_run(s);
902 vmsvga_update_rect_flush(s);
903
904
905
906
907
908 if (s->invalidated) {
909 s->invalidated = 0;
910 vmsvga_update_screen(s);
911 }
912}
913
914static void vmsvga_reset(struct vmsvga_state_s *s)
915{
916 s->index = 0;
917 s->enable = 0;
918 s->config = 0;
919 s->width = -1;
920 s->height = -1;
921 s->svgaid = SVGA_ID;
922 s->depth = ds_get_bits_per_pixel(s->vga.ds);
923 s->bypp = ds_get_bytes_per_pixel(s->vga.ds);
924 s->cursor.on = 0;
925 s->redraw_fifo_first = 0;
926 s->redraw_fifo_last = 0;
927 switch (s->depth) {
928 case 8:
929 s->wred = 0x00000007;
930 s->wgreen = 0x00000038;
931 s->wblue = 0x000000c0;
932 break;
933 case 15:
934 s->wred = 0x0000001f;
935 s->wgreen = 0x000003e0;
936 s->wblue = 0x00007c00;
937 break;
938 case 16:
939 s->wred = 0x0000001f;
940 s->wgreen = 0x000007e0;
941 s->wblue = 0x0000f800;
942 break;
943 case 24:
944 s->wred = 0x00ff0000;
945 s->wgreen = 0x0000ff00;
946 s->wblue = 0x000000ff;
947 break;
948 case 32:
949 s->wred = 0x00ff0000;
950 s->wgreen = 0x0000ff00;
951 s->wblue = 0x000000ff;
952 break;
953 }
954 s->syncing = 0;
955
956 vga_dirty_log_start(&s->vga);
957}
958
959static void vmsvga_invalidate_display(void *opaque)
960{
961 struct vmsvga_state_s *s = opaque;
962 if (!s->enable) {
963 s->vga.invalidate(&s->vga);
964 return;
965 }
966
967 s->invalidated = 1;
968}
969
970
971
972static void vmsvga_screen_dump(void *opaque, const char *filename)
973{
974 struct vmsvga_state_s *s = opaque;
975 if (!s->enable) {
976 s->vga.screen_dump(&s->vga, filename);
977 return;
978 }
979
980 if (s->depth == 32) {
981 DisplaySurface *ds = qemu_create_displaysurface_from(s->width,
982 s->height, 32, ds_get_linesize(s->vga.ds), s->vga.vram_ptr);
983 ppm_save(filename, ds);
984 qemu_free(ds);
985 }
986}
987
988static void vmsvga_text_update(void *opaque, console_ch_t *chardata)
989{
990 struct vmsvga_state_s *s = opaque;
991
992 if (s->vga.text_update)
993 s->vga.text_update(&s->vga, chardata);
994}
995
996#ifdef DIRECT_VRAM
997static uint32_t vmsvga_vram_readb(void *opaque, target_phys_addr_t addr)
998{
999 struct vmsvga_state_s *s = opaque;
1000 if (addr < s->fb_size)
1001 return *(uint8_t *) (ds_get_data(s->ds) + addr);
1002 else
1003 return *(uint8_t *) (s->vram_ptr + addr);
1004}
1005
1006static uint32_t vmsvga_vram_readw(void *opaque, target_phys_addr_t addr)
1007{
1008 struct vmsvga_state_s *s = opaque;
1009 if (addr < s->fb_size)
1010 return *(uint16_t *) (ds_get_data(s->ds) + addr);
1011 else
1012 return *(uint16_t *) (s->vram_ptr + addr);
1013}
1014
1015static uint32_t vmsvga_vram_readl(void *opaque, target_phys_addr_t addr)
1016{
1017 struct vmsvga_state_s *s = opaque;
1018 if (addr < s->fb_size)
1019 return *(uint32_t *) (ds_get_data(s->ds) + addr);
1020 else
1021 return *(uint32_t *) (s->vram_ptr + addr);
1022}
1023
1024static void vmsvga_vram_writeb(void *opaque, target_phys_addr_t addr,
1025 uint32_t value)
1026{
1027 struct vmsvga_state_s *s = opaque;
1028 if (addr < s->fb_size)
1029 *(uint8_t *) (ds_get_data(s->ds) + addr) = value;
1030 else
1031 *(uint8_t *) (s->vram_ptr + addr) = value;
1032}
1033
1034static void vmsvga_vram_writew(void *opaque, target_phys_addr_t addr,
1035 uint32_t value)
1036{
1037 struct vmsvga_state_s *s = opaque;
1038 if (addr < s->fb_size)
1039 *(uint16_t *) (ds_get_data(s->ds) + addr) = value;
1040 else
1041 *(uint16_t *) (s->vram_ptr + addr) = value;
1042}
1043
1044static void vmsvga_vram_writel(void *opaque, target_phys_addr_t addr,
1045 uint32_t value)
1046{
1047 struct vmsvga_state_s *s = opaque;
1048 if (addr < s->fb_size)
1049 *(uint32_t *) (ds_get_data(s->ds) + addr) = value;
1050 else
1051 *(uint32_t *) (s->vram_ptr + addr) = value;
1052}
1053
1054static CPUReadMemoryFunc * const vmsvga_vram_read[] = {
1055 vmsvga_vram_readb,
1056 vmsvga_vram_readw,
1057 vmsvga_vram_readl,
1058};
1059
1060static CPUWriteMemoryFunc * const vmsvga_vram_write[] = {
1061 vmsvga_vram_writeb,
1062 vmsvga_vram_writew,
1063 vmsvga_vram_writel,
1064};
1065#endif
1066
1067static int vmsvga_post_load(void *opaque, int version_id)
1068{
1069 struct vmsvga_state_s *s = opaque;
1070
1071 s->invalidated = 1;
1072 if (s->config)
1073 s->fifo = (uint32_t *) s->fifo_ptr;
1074
1075 return 0;
1076}
1077
1078static const VMStateDescription vmstate_vmware_vga_internal = {
1079 .name = "vmware_vga_internal",
1080 .version_id = 0,
1081 .minimum_version_id = 0,
1082 .minimum_version_id_old = 0,
1083 .post_load = vmsvga_post_load,
1084 .fields = (VMStateField []) {
1085 VMSTATE_INT32_EQUAL(depth, struct vmsvga_state_s),
1086 VMSTATE_INT32(enable, struct vmsvga_state_s),
1087 VMSTATE_INT32(config, struct vmsvga_state_s),
1088 VMSTATE_INT32(cursor.id, struct vmsvga_state_s),
1089 VMSTATE_INT32(cursor.x, struct vmsvga_state_s),
1090 VMSTATE_INT32(cursor.y, struct vmsvga_state_s),
1091 VMSTATE_INT32(cursor.on, struct vmsvga_state_s),
1092 VMSTATE_INT32(index, struct vmsvga_state_s),
1093 VMSTATE_VARRAY_INT32(scratch, struct vmsvga_state_s,
1094 scratch_size, 0, vmstate_info_uint32, uint32_t),
1095 VMSTATE_INT32(new_width, struct vmsvga_state_s),
1096 VMSTATE_INT32(new_height, struct vmsvga_state_s),
1097 VMSTATE_UINT32(guest, struct vmsvga_state_s),
1098 VMSTATE_UINT32(svgaid, struct vmsvga_state_s),
1099 VMSTATE_INT32(syncing, struct vmsvga_state_s),
1100 VMSTATE_INT32(fb_size, struct vmsvga_state_s),
1101 VMSTATE_END_OF_LIST()
1102 }
1103};
1104
1105static const VMStateDescription vmstate_vmware_vga = {
1106 .name = "vmware_vga",
1107 .version_id = 0,
1108 .minimum_version_id = 0,
1109 .minimum_version_id_old = 0,
1110 .fields = (VMStateField []) {
1111 VMSTATE_PCI_DEVICE(card, struct pci_vmsvga_state_s),
1112 VMSTATE_STRUCT(chip, struct pci_vmsvga_state_s, 0,
1113 vmstate_vmware_vga_internal, struct vmsvga_state_s),
1114 VMSTATE_END_OF_LIST()
1115 }
1116};
1117
1118static void vmsvga_init(struct vmsvga_state_s *s, int vga_ram_size)
1119{
1120 s->scratch_size = SVGA_SCRATCH_SIZE;
1121 s->scratch = qemu_malloc(s->scratch_size * 4);
1122
1123 s->vga.ds = graphic_console_init(vmsvga_update_display,
1124 vmsvga_invalidate_display,
1125 vmsvga_screen_dump,
1126 vmsvga_text_update, s);
1127
1128
1129 s->fifo_size = SVGA_FIFO_SIZE;
1130 s->fifo_offset = qemu_ram_alloc(s->fifo_size);
1131 s->fifo_ptr = qemu_get_ram_ptr(s->fifo_offset);
1132
1133 vga_common_init(&s->vga, vga_ram_size);
1134 vga_init(&s->vga);
1135 vmstate_register(0, &vmstate_vga_common, &s->vga);
1136
1137 vga_init_vbe(&s->vga);
1138
1139 rom_add_vga(VGABIOS_FILENAME);
1140
1141 vmsvga_reset(s);
1142}
1143
1144static void pci_vmsvga_map_ioport(PCIDevice *pci_dev, int region_num,
1145 pcibus_t addr, pcibus_t size, int type)
1146{
1147 struct pci_vmsvga_state_s *d = (struct pci_vmsvga_state_s *) pci_dev;
1148 struct vmsvga_state_s *s = &d->chip;
1149
1150 register_ioport_read(addr + SVGA_IO_MUL * SVGA_INDEX_PORT,
1151 1, 4, vmsvga_index_read, s);
1152 register_ioport_write(addr + SVGA_IO_MUL * SVGA_INDEX_PORT,
1153 1, 4, vmsvga_index_write, s);
1154 register_ioport_read(addr + SVGA_IO_MUL * SVGA_VALUE_PORT,
1155 1, 4, vmsvga_value_read, s);
1156 register_ioport_write(addr + SVGA_IO_MUL * SVGA_VALUE_PORT,
1157 1, 4, vmsvga_value_write, s);
1158 register_ioport_read(addr + SVGA_IO_MUL * SVGA_BIOS_PORT,
1159 1, 4, vmsvga_bios_read, s);
1160 register_ioport_write(addr + SVGA_IO_MUL * SVGA_BIOS_PORT,
1161 1, 4, vmsvga_bios_write, s);
1162}
1163
1164static void pci_vmsvga_map_mem(PCIDevice *pci_dev, int region_num,
1165 pcibus_t addr, pcibus_t size, int type)
1166{
1167 struct pci_vmsvga_state_s *d = (struct pci_vmsvga_state_s *) pci_dev;
1168 struct vmsvga_state_s *s = &d->chip;
1169 ram_addr_t iomemtype;
1170
1171 s->vram_base = addr;
1172#ifdef DIRECT_VRAM
1173 iomemtype = cpu_register_io_memory(vmsvga_vram_read,
1174 vmsvga_vram_write, s);
1175#else
1176 iomemtype = s->vga.vram_offset | IO_MEM_RAM;
1177#endif
1178 cpu_register_physical_memory(s->vram_base, s->vga.vram_size,
1179 iomemtype);
1180
1181 s->vga.map_addr = addr;
1182 s->vga.map_end = addr + s->vga.vram_size;
1183 vga_dirty_log_restart(&s->vga);
1184}
1185
1186static void pci_vmsvga_map_fifo(PCIDevice *pci_dev, int region_num,
1187 pcibus_t addr, pcibus_t size, int type)
1188{
1189 struct pci_vmsvga_state_s *d = (struct pci_vmsvga_state_s *) pci_dev;
1190 struct vmsvga_state_s *s = &d->chip;
1191 ram_addr_t iomemtype;
1192
1193 s->fifo_base = addr;
1194 iomemtype = s->fifo_offset | IO_MEM_RAM;
1195 cpu_register_physical_memory(s->fifo_base, s->fifo_size,
1196 iomemtype);
1197}
1198
1199static int pci_vmsvga_initfn(PCIDevice *dev)
1200{
1201 struct pci_vmsvga_state_s *s =
1202 DO_UPCAST(struct pci_vmsvga_state_s, card, dev);
1203
1204 pci_config_set_vendor_id(s->card.config, PCI_VENDOR_ID_VMWARE);
1205 pci_config_set_device_id(s->card.config, SVGA_PCI_DEVICE_ID);
1206 s->card.config[PCI_COMMAND] = 0x07;
1207 pci_config_set_class(s->card.config, PCI_CLASS_DISPLAY_VGA);
1208 s->card.config[0x0c] = 0x08;
1209 s->card.config[0x0d] = 0x40;
1210 s->card.config[PCI_HEADER_TYPE] = PCI_HEADER_TYPE_NORMAL;
1211 s->card.config[0x2c] = PCI_VENDOR_ID_VMWARE & 0xff;
1212 s->card.config[0x2d] = PCI_VENDOR_ID_VMWARE >> 8;
1213 s->card.config[0x2e] = SVGA_PCI_DEVICE_ID & 0xff;
1214 s->card.config[0x2f] = SVGA_PCI_DEVICE_ID >> 8;
1215 s->card.config[0x3c] = 0xff;
1216
1217 pci_register_bar(&s->card, 0, 0x10,
1218 PCI_BASE_ADDRESS_SPACE_IO, pci_vmsvga_map_ioport);
1219 pci_register_bar(&s->card, 1, VGA_RAM_SIZE,
1220 PCI_BASE_ADDRESS_MEM_PREFETCH, pci_vmsvga_map_mem);
1221
1222 pci_register_bar(&s->card, 2, SVGA_FIFO_SIZE,
1223 PCI_BASE_ADDRESS_MEM_PREFETCH, pci_vmsvga_map_fifo);
1224
1225 vmsvga_init(&s->chip, VGA_RAM_SIZE);
1226
1227 return 0;
1228}
1229
1230void pci_vmsvga_init(PCIBus *bus)
1231{
1232 pci_create_simple(bus, -1, "vmware-svga");
1233}
1234
1235static PCIDeviceInfo vmsvga_info = {
1236 .qdev.name = "vmware-svga",
1237 .qdev.size = sizeof(struct pci_vmsvga_state_s),
1238 .qdev.vmsd = &vmstate_vmware_vga,
1239 .init = pci_vmsvga_initfn,
1240};
1241
1242static void vmsvga_register(void)
1243{
1244 pci_qdev_register(&vmsvga_info);
1245}
1246device_init(vmsvga_register);
1247
