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d34cab9f TS |
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 "vl.h" | |
25 | ||
26 | #define VERBOSE | |
27 | #define EMBED_STDVGA | |
28 | #undef DIRECT_VRAM | |
29 | #define HW_RECT_ACCEL | |
30 | #define HW_FILL_ACCEL | |
31 | #define HW_MOUSE_ACCEL | |
32 | ||
33 | #ifdef EMBED_STDVGA | |
34 | # include "vga_int.h" | |
35 | #endif | |
36 | ||
37 | struct vmsvga_state_s { | |
38 | #ifdef EMBED_STDVGA | |
39 | VGA_STATE_COMMON | |
40 | #endif | |
41 | ||
42 | int width; | |
43 | int height; | |
44 | int invalidated; | |
45 | int depth; | |
46 | int bypp; | |
47 | int enable; | |
48 | int config; | |
49 | struct { | |
50 | int id; | |
51 | int x; | |
52 | int y; | |
53 | int on; | |
54 | } cursor; | |
55 | ||
56 | #ifndef EMBED_STDVGA | |
57 | DisplayState *ds; | |
58 | int vram_size; | |
59 | #endif | |
60 | uint8_t *vram; | |
61 | ||
62 | int index; | |
63 | int scratch_size; | |
64 | uint32_t *scratch; | |
65 | int new_width; | |
66 | int new_height; | |
67 | uint32_t guest; | |
68 | uint32_t svgaid; | |
69 | uint32_t wred; | |
70 | uint32_t wgreen; | |
71 | uint32_t wblue; | |
72 | int syncing; | |
73 | int fb_size; | |
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 | |
1f72aae5 | 117 | # define SVGA_MEM_BASE 0xe0000000 |
d34cab9f TS |
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 | |
1f72aae5 | 124 | # define SVGA_MEM_BASE 0xe0000000 |
d34cab9f TS |
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[] = { | |
f707cfba AZ |
229 | [0x00 ... 0x15] = "an unknown OS", |
230 | [0x00] = "Dos", | |
231 | [0x01] = "Windows 3.1", | |
232 | [0x02] = "Windows 95", | |
233 | [0x03] = "Windows 98", | |
234 | [0x04] = "Windows ME", | |
235 | [0x05] = "Windows NT", | |
236 | [0x06] = "Windows 2000", | |
237 | [0x07] = "Linux", | |
238 | [0x08] = "OS/2", | |
239 | [0x0a] = "BSD", | |
240 | [0x0b] = "Whistler", | |
241 | [0x15] = "Windows 2003", | |
d34cab9f TS |
242 | }; |
243 | #endif | |
244 | ||
245 | enum { | |
246 | SVGA_CMD_INVALID_CMD = 0, | |
247 | SVGA_CMD_UPDATE = 1, | |
248 | SVGA_CMD_RECT_FILL = 2, | |
249 | SVGA_CMD_RECT_COPY = 3, | |
250 | SVGA_CMD_DEFINE_BITMAP = 4, | |
251 | SVGA_CMD_DEFINE_BITMAP_SCANLINE = 5, | |
252 | SVGA_CMD_DEFINE_PIXMAP = 6, | |
253 | SVGA_CMD_DEFINE_PIXMAP_SCANLINE = 7, | |
254 | SVGA_CMD_RECT_BITMAP_FILL = 8, | |
255 | SVGA_CMD_RECT_PIXMAP_FILL = 9, | |
256 | SVGA_CMD_RECT_BITMAP_COPY = 10, | |
257 | SVGA_CMD_RECT_PIXMAP_COPY = 11, | |
258 | SVGA_CMD_FREE_OBJECT = 12, | |
259 | SVGA_CMD_RECT_ROP_FILL = 13, | |
260 | SVGA_CMD_RECT_ROP_COPY = 14, | |
261 | SVGA_CMD_RECT_ROP_BITMAP_FILL = 15, | |
262 | SVGA_CMD_RECT_ROP_PIXMAP_FILL = 16, | |
263 | SVGA_CMD_RECT_ROP_BITMAP_COPY = 17, | |
264 | SVGA_CMD_RECT_ROP_PIXMAP_COPY = 18, | |
265 | SVGA_CMD_DEFINE_CURSOR = 19, | |
266 | SVGA_CMD_DISPLAY_CURSOR = 20, | |
267 | SVGA_CMD_MOVE_CURSOR = 21, | |
268 | SVGA_CMD_DEFINE_ALPHA_CURSOR = 22, | |
269 | SVGA_CMD_DRAW_GLYPH = 23, | |
270 | SVGA_CMD_DRAW_GLYPH_CLIPPED = 24, | |
271 | SVGA_CMD_UPDATE_VERBOSE = 25, | |
272 | SVGA_CMD_SURFACE_FILL = 26, | |
273 | SVGA_CMD_SURFACE_COPY = 27, | |
274 | SVGA_CMD_SURFACE_ALPHA_BLEND = 28, | |
275 | SVGA_CMD_FRONT_ROP_FILL = 29, | |
276 | SVGA_CMD_FENCE = 30, | |
277 | }; | |
278 | ||
279 | /* Legal values for the SVGA_REG_CURSOR_ON register in cursor bypass mode */ | |
280 | enum { | |
281 | SVGA_CURSOR_ON_HIDE = 0, | |
282 | SVGA_CURSOR_ON_SHOW = 1, | |
283 | SVGA_CURSOR_ON_REMOVE_FROM_FB = 2, | |
284 | SVGA_CURSOR_ON_RESTORE_TO_FB = 3, | |
285 | }; | |
286 | ||
287 | static inline void vmsvga_update_rect(struct vmsvga_state_s *s, | |
288 | int x, int y, int w, int h) | |
289 | { | |
290 | #ifndef DIRECT_VRAM | |
291 | int line = h; | |
292 | int bypl = s->bypp * s->width; | |
293 | int width = s->bypp * w; | |
294 | int start = s->bypp * x + bypl * y; | |
295 | uint8_t *src = s->vram + start; | |
296 | uint8_t *dst = s->ds->data + start; | |
297 | ||
298 | for (; line > 0; line --, src += bypl, dst += bypl) | |
299 | memcpy(dst, src, width); | |
300 | #endif | |
301 | ||
302 | dpy_update(s->ds, x, y, w, h); | |
303 | } | |
304 | ||
305 | static inline void vmsvga_update_screen(struct vmsvga_state_s *s) | |
306 | { | |
307 | #ifndef DIRECT_VRAM | |
308 | memcpy(s->ds->data, s->vram, s->bypp * s->width * s->height); | |
309 | #endif | |
310 | ||
311 | dpy_update(s->ds, 0, 0, s->width, s->height); | |
312 | } | |
313 | ||
314 | #ifdef DIRECT_VRAM | |
315 | # define vmsvga_update_rect_delayed vmsvga_update_rect | |
316 | #else | |
317 | static inline void vmsvga_update_rect_delayed(struct vmsvga_state_s *s, | |
318 | int x, int y, int w, int h) | |
319 | { | |
320 | struct vmsvga_rect_s *rect = &s->redraw_fifo[s->redraw_fifo_last ++]; | |
321 | s->redraw_fifo_last &= REDRAW_FIFO_LEN - 1; | |
322 | rect->x = x; | |
323 | rect->y = y; | |
324 | rect->w = w; | |
325 | rect->h = h; | |
326 | } | |
327 | #endif | |
328 | ||
329 | static inline void vmsvga_update_rect_flush(struct vmsvga_state_s *s) | |
330 | { | |
331 | struct vmsvga_rect_s *rect; | |
332 | if (s->invalidated) { | |
333 | s->redraw_fifo_first = s->redraw_fifo_last; | |
334 | return; | |
335 | } | |
336 | /* Overlapping region updates can be optimised out here - if someone | |
337 | * knows a smart algorithm to do that, please share. */ | |
338 | while (s->redraw_fifo_first != s->redraw_fifo_last) { | |
339 | rect = &s->redraw_fifo[s->redraw_fifo_first ++]; | |
340 | s->redraw_fifo_first &= REDRAW_FIFO_LEN - 1; | |
341 | vmsvga_update_rect(s, rect->x, rect->y, rect->w, rect->h); | |
342 | } | |
343 | } | |
344 | ||
345 | #ifdef HW_RECT_ACCEL | |
346 | static inline void vmsvga_copy_rect(struct vmsvga_state_s *s, | |
347 | int x0, int y0, int x1, int y1, int w, int h) | |
348 | { | |
349 | # ifdef DIRECT_VRAM | |
350 | uint8_t *vram = s->ds->data; | |
351 | # else | |
352 | uint8_t *vram = s->vram; | |
353 | # endif | |
354 | int bypl = s->bypp * s->width; | |
355 | int width = s->bypp * w; | |
356 | int line = h; | |
357 | uint8_t *ptr[2]; | |
358 | ||
359 | # ifdef DIRECT_VRAM | |
360 | if (s->ds->dpy_copy) | |
361 | s->ds->dpy_copy(s->ds, x0, y0, x1, y1, w, h); | |
362 | else | |
363 | # endif | |
364 | { | |
365 | if (y1 > y0) { | |
366 | ptr[0] = vram + s->bypp * x0 + bypl * (y0 + h - 1); | |
367 | ptr[1] = vram + s->bypp * x1 + bypl * (y1 + h - 1); | |
368 | for (; line > 0; line --, ptr[0] -= bypl, ptr[1] -= bypl) | |
369 | memmove(ptr[1], ptr[0], width); | |
370 | } else { | |
371 | ptr[0] = vram + s->bypp * x0 + bypl * y0; | |
372 | ptr[1] = vram + s->bypp * x1 + bypl * y1; | |
373 | for (; line > 0; line --, ptr[0] += bypl, ptr[1] += bypl) | |
374 | memmove(ptr[1], ptr[0], width); | |
375 | } | |
376 | } | |
377 | ||
378 | vmsvga_update_rect_delayed(s, x1, y1, w, h); | |
379 | } | |
380 | #endif | |
381 | ||
382 | #ifdef HW_FILL_ACCEL | |
383 | static inline void vmsvga_fill_rect(struct vmsvga_state_s *s, | |
384 | uint32_t c, int x, int y, int w, int h) | |
385 | { | |
386 | # ifdef DIRECT_VRAM | |
387 | uint8_t *vram = s->ds->data; | |
388 | # else | |
389 | uint8_t *vram = s->vram; | |
390 | # endif | |
391 | int bypp = s->bypp; | |
392 | int bypl = bypp * s->width; | |
393 | int width = bypp * w; | |
394 | int line = h; | |
395 | int column; | |
396 | uint8_t *fst = vram + bypp * x + bypl * y; | |
397 | uint8_t *dst; | |
398 | uint8_t *src; | |
399 | uint8_t col[4]; | |
400 | ||
401 | # ifdef DIRECT_VRAM | |
402 | if (s->ds->dpy_fill) | |
403 | s->ds->dpy_fill(s->ds, x, y, w, h, c); | |
404 | else | |
405 | # endif | |
406 | { | |
407 | col[0] = c; | |
408 | col[1] = c >> 8; | |
409 | col[2] = c >> 16; | |
410 | col[3] = c >> 24; | |
411 | ||
412 | if (line --) { | |
413 | dst = fst; | |
414 | src = col; | |
415 | for (column = width; column > 0; column --) { | |
416 | *(dst ++) = *(src ++); | |
417 | if (src - col == bypp) | |
418 | src = col; | |
419 | } | |
420 | dst = fst; | |
421 | for (; line > 0; line --) { | |
422 | dst += bypl; | |
423 | memcpy(dst, fst, width); | |
424 | } | |
425 | } | |
426 | } | |
427 | ||
428 | vmsvga_update_rect_delayed(s, x, y, w, h); | |
429 | } | |
430 | #endif | |
431 | ||
432 | struct vmsvga_cursor_definition_s { | |
433 | int width; | |
434 | int height; | |
435 | int id; | |
436 | int bpp; | |
437 | int hot_x; | |
438 | int hot_y; | |
439 | uint32_t mask[1024]; | |
440 | uint32_t image[1024]; | |
441 | }; | |
442 | ||
443 | #define SVGA_BITMAP_SIZE(w, h) ((((w) + 31) >> 5) * (h)) | |
444 | #define SVGA_PIXMAP_SIZE(w, h, bpp) (((((w) * (bpp)) + 31) >> 5) * (h)) | |
445 | ||
446 | #ifdef HW_MOUSE_ACCEL | |
447 | static inline void vmsvga_cursor_define(struct vmsvga_state_s *s, | |
448 | struct vmsvga_cursor_definition_s *c) | |
449 | { | |
450 | int i; | |
451 | for (i = SVGA_BITMAP_SIZE(c->width, c->height) - 1; i >= 0; i --) | |
452 | c->mask[i] = ~c->mask[i]; | |
453 | ||
454 | if (s->ds->cursor_define) | |
455 | s->ds->cursor_define(c->width, c->height, c->bpp, c->hot_x, c->hot_y, | |
456 | (uint8_t *) c->image, (uint8_t *) c->mask); | |
457 | } | |
458 | #endif | |
459 | ||
460 | static inline int vmsvga_fifo_empty(struct vmsvga_state_s *s) | |
461 | { | |
462 | if (!s->config || !s->enable) | |
f707cfba | 463 | return 1; |
d34cab9f TS |
464 | return (s->cmd->next_cmd == s->cmd->stop); |
465 | } | |
466 | ||
467 | static inline uint32_t vmsvga_fifo_read(struct vmsvga_state_s *s) | |
468 | { | |
469 | uint32_t cmd = s->fifo[s->cmd->stop >> 2]; | |
470 | s->cmd->stop += 4; | |
471 | if (s->cmd->stop >= s->cmd->max) | |
472 | s->cmd->stop = s->cmd->min; | |
473 | return cmd; | |
474 | } | |
475 | ||
476 | static void vmsvga_fifo_run(struct vmsvga_state_s *s) | |
477 | { | |
478 | uint32_t cmd, colour; | |
479 | int args = 0; | |
480 | int x, y, dx, dy, width, height; | |
481 | struct vmsvga_cursor_definition_s cursor; | |
482 | while (!vmsvga_fifo_empty(s)) | |
483 | switch (cmd = vmsvga_fifo_read(s)) { | |
484 | case SVGA_CMD_UPDATE: | |
485 | case SVGA_CMD_UPDATE_VERBOSE: | |
486 | x = vmsvga_fifo_read(s); | |
487 | y = vmsvga_fifo_read(s); | |
488 | width = vmsvga_fifo_read(s); | |
489 | height = vmsvga_fifo_read(s); | |
490 | vmsvga_update_rect_delayed(s, x, y, width, height); | |
491 | break; | |
492 | ||
493 | case SVGA_CMD_RECT_FILL: | |
494 | colour = vmsvga_fifo_read(s); | |
495 | x = vmsvga_fifo_read(s); | |
496 | y = vmsvga_fifo_read(s); | |
497 | width = vmsvga_fifo_read(s); | |
498 | height = vmsvga_fifo_read(s); | |
499 | #ifdef HW_FILL_ACCEL | |
500 | vmsvga_fill_rect(s, colour, x, y, width, height); | |
501 | break; | |
502 | #else | |
503 | goto badcmd; | |
504 | #endif | |
505 | ||
506 | case SVGA_CMD_RECT_COPY: | |
507 | x = vmsvga_fifo_read(s); | |
508 | y = vmsvga_fifo_read(s); | |
509 | dx = vmsvga_fifo_read(s); | |
510 | dy = vmsvga_fifo_read(s); | |
511 | width = vmsvga_fifo_read(s); | |
512 | height = vmsvga_fifo_read(s); | |
513 | #ifdef HW_RECT_ACCEL | |
514 | vmsvga_copy_rect(s, x, y, dx, dy, width, height); | |
515 | break; | |
516 | #else | |
517 | goto badcmd; | |
518 | #endif | |
519 | ||
520 | case SVGA_CMD_DEFINE_CURSOR: | |
521 | cursor.id = vmsvga_fifo_read(s); | |
522 | cursor.hot_x = vmsvga_fifo_read(s); | |
523 | cursor.hot_y = vmsvga_fifo_read(s); | |
524 | cursor.width = x = vmsvga_fifo_read(s); | |
525 | cursor.height = y = vmsvga_fifo_read(s); | |
526 | vmsvga_fifo_read(s); | |
527 | cursor.bpp = vmsvga_fifo_read(s); | |
528 | for (args = 0; args < SVGA_BITMAP_SIZE(x, y); args ++) | |
529 | cursor.mask[args] = vmsvga_fifo_read(s); | |
530 | for (args = 0; args < SVGA_PIXMAP_SIZE(x, y, cursor.bpp); args ++) | |
531 | cursor.image[args] = vmsvga_fifo_read(s); | |
532 | #ifdef HW_MOUSE_ACCEL | |
533 | vmsvga_cursor_define(s, &cursor); | |
534 | break; | |
535 | #else | |
536 | args = 0; | |
537 | goto badcmd; | |
538 | #endif | |
539 | ||
540 | /* | |
541 | * Other commands that we at least know the number of arguments | |
542 | * for so we can avoid FIFO desync if driver uses them illegally. | |
543 | */ | |
544 | case SVGA_CMD_DEFINE_ALPHA_CURSOR: | |
545 | vmsvga_fifo_read(s); | |
546 | vmsvga_fifo_read(s); | |
547 | vmsvga_fifo_read(s); | |
548 | x = vmsvga_fifo_read(s); | |
549 | y = vmsvga_fifo_read(s); | |
550 | args = x * y; | |
551 | goto badcmd; | |
552 | case SVGA_CMD_RECT_ROP_FILL: | |
553 | args = 6; | |
554 | goto badcmd; | |
555 | case SVGA_CMD_RECT_ROP_COPY: | |
556 | args = 7; | |
557 | goto badcmd; | |
558 | case SVGA_CMD_DRAW_GLYPH_CLIPPED: | |
559 | vmsvga_fifo_read(s); | |
560 | vmsvga_fifo_read(s); | |
561 | args = 7 + (vmsvga_fifo_read(s) >> 2); | |
562 | goto badcmd; | |
563 | case SVGA_CMD_SURFACE_ALPHA_BLEND: | |
564 | args = 12; | |
565 | goto badcmd; | |
566 | ||
567 | /* | |
568 | * Other commands that are not listed as depending on any | |
569 | * CAPABILITIES bits, but are not described in the README either. | |
570 | */ | |
571 | case SVGA_CMD_SURFACE_FILL: | |
572 | case SVGA_CMD_SURFACE_COPY: | |
573 | case SVGA_CMD_FRONT_ROP_FILL: | |
574 | case SVGA_CMD_FENCE: | |
575 | case SVGA_CMD_INVALID_CMD: | |
576 | break; /* Nop */ | |
577 | ||
578 | default: | |
579 | badcmd: | |
580 | while (args --) | |
581 | vmsvga_fifo_read(s); | |
582 | printf("%s: Unknown command 0x%02x in SVGA command FIFO\n", | |
583 | __FUNCTION__, cmd); | |
584 | break; | |
585 | } | |
586 | ||
587 | s->syncing = 0; | |
588 | } | |
589 | ||
590 | static uint32_t vmsvga_index_read(void *opaque, uint32_t address) | |
591 | { | |
592 | struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; | |
593 | return s->index; | |
594 | } | |
595 | ||
596 | static void vmsvga_index_write(void *opaque, uint32_t address, uint32_t index) | |
597 | { | |
598 | struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; | |
599 | s->index = index; | |
600 | } | |
601 | ||
602 | static uint32_t vmsvga_value_read(void *opaque, uint32_t address) | |
603 | { | |
604 | uint32_t caps; | |
605 | struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; | |
606 | switch (s->index) { | |
607 | case SVGA_REG_ID: | |
608 | return s->svgaid; | |
609 | ||
610 | case SVGA_REG_ENABLE: | |
611 | return s->enable; | |
612 | ||
613 | case SVGA_REG_WIDTH: | |
614 | return s->width; | |
615 | ||
616 | case SVGA_REG_HEIGHT: | |
617 | return s->height; | |
618 | ||
619 | case SVGA_REG_MAX_WIDTH: | |
620 | return SVGA_MAX_WIDTH; | |
621 | ||
622 | case SVGA_REG_MAX_HEIGHT: | |
f707cfba | 623 | return SVGA_MAX_HEIGHT; |
d34cab9f TS |
624 | |
625 | case SVGA_REG_DEPTH: | |
626 | return s->depth; | |
627 | ||
628 | case SVGA_REG_BITS_PER_PIXEL: | |
629 | return (s->depth + 7) & ~7; | |
630 | ||
631 | case SVGA_REG_PSEUDOCOLOR: | |
632 | return 0x0; | |
633 | ||
634 | case SVGA_REG_RED_MASK: | |
635 | return s->wred; | |
636 | case SVGA_REG_GREEN_MASK: | |
637 | return s->wgreen; | |
638 | case SVGA_REG_BLUE_MASK: | |
639 | return s->wblue; | |
640 | ||
641 | case SVGA_REG_BYTES_PER_LINE: | |
642 | return ((s->depth + 7) >> 3) * s->new_width; | |
643 | ||
644 | case SVGA_REG_FB_START: | |
645 | return SVGA_MEM_BASE; | |
646 | ||
647 | case SVGA_REG_FB_OFFSET: | |
648 | return 0x0; | |
649 | ||
650 | case SVGA_REG_VRAM_SIZE: | |
651 | return s->vram_size - SVGA_FIFO_SIZE; | |
652 | ||
653 | case SVGA_REG_FB_SIZE: | |
654 | return s->fb_size; | |
655 | ||
656 | case SVGA_REG_CAPABILITIES: | |
657 | caps = SVGA_CAP_NONE; | |
658 | #ifdef HW_RECT_ACCEL | |
659 | caps |= SVGA_CAP_RECT_COPY; | |
660 | #endif | |
661 | #ifdef HW_FILL_ACCEL | |
662 | caps |= SVGA_CAP_RECT_FILL; | |
663 | #endif | |
664 | #ifdef HW_MOUSE_ACCEL | |
665 | if (s->ds->mouse_set) | |
666 | caps |= SVGA_CAP_CURSOR | SVGA_CAP_CURSOR_BYPASS_2 | | |
667 | SVGA_CAP_CURSOR_BYPASS; | |
668 | #endif | |
669 | return caps; | |
670 | ||
671 | case SVGA_REG_MEM_START: | |
672 | return SVGA_MEM_BASE + s->vram_size - SVGA_FIFO_SIZE; | |
673 | ||
674 | case SVGA_REG_MEM_SIZE: | |
675 | return SVGA_FIFO_SIZE; | |
676 | ||
677 | case SVGA_REG_CONFIG_DONE: | |
678 | return s->config; | |
679 | ||
680 | case SVGA_REG_SYNC: | |
681 | case SVGA_REG_BUSY: | |
682 | return s->syncing; | |
683 | ||
684 | case SVGA_REG_GUEST_ID: | |
685 | return s->guest; | |
686 | ||
687 | case SVGA_REG_CURSOR_ID: | |
688 | return s->cursor.id; | |
689 | ||
690 | case SVGA_REG_CURSOR_X: | |
691 | return s->cursor.x; | |
692 | ||
693 | case SVGA_REG_CURSOR_Y: | |
694 | return s->cursor.x; | |
695 | ||
696 | case SVGA_REG_CURSOR_ON: | |
697 | return s->cursor.on; | |
698 | ||
699 | case SVGA_REG_HOST_BITS_PER_PIXEL: | |
700 | return (s->depth + 7) & ~7; | |
701 | ||
702 | case SVGA_REG_SCRATCH_SIZE: | |
703 | return s->scratch_size; | |
704 | ||
705 | case SVGA_REG_MEM_REGS: | |
706 | case SVGA_REG_NUM_DISPLAYS: | |
707 | case SVGA_REG_PITCHLOCK: | |
708 | case SVGA_PALETTE_BASE ... SVGA_PALETTE_END: | |
709 | return 0; | |
710 | ||
711 | default: | |
712 | if (s->index >= SVGA_SCRATCH_BASE && | |
713 | s->index < SVGA_SCRATCH_BASE + s->scratch_size) | |
714 | return s->scratch[s->index - SVGA_SCRATCH_BASE]; | |
715 | printf("%s: Bad register %02x\n", __FUNCTION__, s->index); | |
716 | } | |
717 | ||
718 | return 0; | |
719 | } | |
720 | ||
721 | static void vmsvga_value_write(void *opaque, uint32_t address, uint32_t value) | |
722 | { | |
723 | struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; | |
724 | switch (s->index) { | |
725 | case SVGA_REG_ID: | |
726 | if (value == SVGA_ID_2 || value == SVGA_ID_1 || value == SVGA_ID_0) | |
727 | s->svgaid = value; | |
728 | break; | |
729 | ||
730 | case SVGA_REG_ENABLE: | |
f707cfba AZ |
731 | s->enable = value; |
732 | s->config &= !!value; | |
d34cab9f TS |
733 | s->width = -1; |
734 | s->height = -1; | |
735 | s->invalidated = 1; | |
736 | #ifdef EMBED_STDVGA | |
737 | s->invalidate(opaque); | |
738 | #endif | |
739 | if (s->enable) | |
740 | s->fb_size = ((s->depth + 7) >> 3) * s->new_width * s->new_height; | |
741 | break; | |
742 | ||
743 | case SVGA_REG_WIDTH: | |
744 | s->new_width = value; | |
745 | s->invalidated = 1; | |
746 | break; | |
747 | ||
748 | case SVGA_REG_HEIGHT: | |
749 | s->new_height = value; | |
750 | s->invalidated = 1; | |
751 | break; | |
752 | ||
753 | case SVGA_REG_DEPTH: | |
754 | case SVGA_REG_BITS_PER_PIXEL: | |
755 | if (value != s->depth) { | |
756 | printf("%s: Bad colour depth: %i bits\n", __FUNCTION__, value); | |
757 | s->config = 0; | |
758 | } | |
759 | break; | |
760 | ||
761 | case SVGA_REG_CONFIG_DONE: | |
762 | if (value) { | |
763 | s->fifo = (uint32_t *) &s->vram[s->vram_size - SVGA_FIFO_SIZE]; | |
764 | /* Check range and alignment. */ | |
765 | if ((s->cmd->min | s->cmd->max | | |
766 | s->cmd->next_cmd | s->cmd->stop) & 3) | |
767 | break; | |
768 | if (s->cmd->min < (uint8_t *) s->cmd->fifo - (uint8_t *) s->fifo) | |
769 | break; | |
770 | if (s->cmd->max > SVGA_FIFO_SIZE) | |
771 | break; | |
772 | if (s->cmd->max < s->cmd->min + 10 * 1024) | |
773 | break; | |
774 | } | |
f707cfba | 775 | s->config = !!value; |
d34cab9f TS |
776 | break; |
777 | ||
778 | case SVGA_REG_SYNC: | |
779 | s->syncing = 1; | |
780 | vmsvga_fifo_run(s); /* Or should we just wait for update_display? */ | |
781 | break; | |
782 | ||
783 | case SVGA_REG_GUEST_ID: | |
784 | s->guest = value; | |
785 | #ifdef VERBOSE | |
786 | if (value >= GUEST_OS_BASE && value < GUEST_OS_BASE + | |
787 | sizeof(vmsvga_guest_id) / sizeof(*vmsvga_guest_id)) | |
788 | printf("%s: guest runs %s.\n", __FUNCTION__, | |
789 | vmsvga_guest_id[value - GUEST_OS_BASE]); | |
790 | #endif | |
791 | break; | |
792 | ||
793 | case SVGA_REG_CURSOR_ID: | |
794 | s->cursor.id = value; | |
795 | break; | |
796 | ||
797 | case SVGA_REG_CURSOR_X: | |
798 | s->cursor.x = value; | |
799 | break; | |
800 | ||
801 | case SVGA_REG_CURSOR_Y: | |
802 | s->cursor.y = value; | |
803 | break; | |
804 | ||
805 | case SVGA_REG_CURSOR_ON: | |
806 | s->cursor.on |= (value == SVGA_CURSOR_ON_SHOW); | |
807 | s->cursor.on &= (value != SVGA_CURSOR_ON_HIDE); | |
808 | #ifdef HW_MOUSE_ACCEL | |
809 | if (s->ds->mouse_set && value <= SVGA_CURSOR_ON_SHOW) | |
810 | s->ds->mouse_set(s->cursor.x, s->cursor.y, s->cursor.on); | |
811 | #endif | |
812 | break; | |
813 | ||
814 | case SVGA_REG_MEM_REGS: | |
815 | case SVGA_REG_NUM_DISPLAYS: | |
816 | case SVGA_REG_PITCHLOCK: | |
817 | case SVGA_PALETTE_BASE ... SVGA_PALETTE_END: | |
818 | break; | |
819 | ||
820 | default: | |
821 | if (s->index >= SVGA_SCRATCH_BASE && | |
822 | s->index < SVGA_SCRATCH_BASE + s->scratch_size) { | |
823 | s->scratch[s->index - SVGA_SCRATCH_BASE] = value; | |
824 | break; | |
825 | } | |
826 | printf("%s: Bad register %02x\n", __FUNCTION__, s->index); | |
827 | } | |
828 | } | |
829 | ||
830 | static uint32_t vmsvga_bios_read(void *opaque, uint32_t address) | |
831 | { | |
832 | printf("%s: what are we supposed to return?\n", __FUNCTION__); | |
833 | return 0xcafe; | |
834 | } | |
835 | ||
836 | static void vmsvga_bios_write(void *opaque, uint32_t address, uint32_t data) | |
837 | { | |
838 | printf("%s: what are we supposed to do with (%08x)?\n", | |
839 | __FUNCTION__, data); | |
840 | } | |
841 | ||
842 | static inline void vmsvga_size(struct vmsvga_state_s *s) | |
843 | { | |
844 | if (s->new_width != s->width || s->new_height != s->height) { | |
845 | s->width = s->new_width; | |
846 | s->height = s->new_height; | |
847 | dpy_resize(s->ds, s->width, s->height); | |
848 | s->invalidated = 1; | |
849 | } | |
850 | } | |
851 | ||
852 | static void vmsvga_update_display(void *opaque) | |
853 | { | |
854 | struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; | |
855 | if (!s->enable) { | |
856 | #ifdef EMBED_STDVGA | |
857 | s->update(opaque); | |
858 | #endif | |
859 | return; | |
860 | } | |
861 | ||
862 | vmsvga_size(s); | |
863 | ||
864 | vmsvga_fifo_run(s); | |
865 | vmsvga_update_rect_flush(s); | |
866 | ||
867 | /* | |
868 | * Is it more efficient to look at vram VGA-dirty bits or wait | |
869 | * for the driver to issue SVGA_CMD_UPDATE? | |
870 | */ | |
871 | if (s->invalidated) { | |
872 | s->invalidated = 0; | |
873 | vmsvga_update_screen(s); | |
874 | } | |
875 | } | |
876 | ||
877 | static void vmsvga_reset(struct vmsvga_state_s *s) | |
878 | { | |
879 | s->index = 0; | |
880 | s->enable = 0; | |
881 | s->config = 0; | |
882 | s->width = -1; | |
883 | s->height = -1; | |
884 | s->svgaid = SVGA_ID; | |
885 | s->depth = s->ds->depth ? s->ds->depth : 24; | |
886 | s->bypp = (s->depth + 7) >> 3; | |
887 | s->cursor.on = 0; | |
888 | s->redraw_fifo_first = 0; | |
889 | s->redraw_fifo_last = 0; | |
890 | switch (s->depth) { | |
891 | case 8: | |
892 | s->wred = 0x00000007; | |
893 | s->wgreen = 0x00000038; | |
894 | s->wblue = 0x000000c0; | |
895 | break; | |
896 | case 15: | |
897 | s->wred = 0x0000001f; | |
898 | s->wgreen = 0x000003e0; | |
899 | s->wblue = 0x00007c00; | |
900 | break; | |
901 | case 16: | |
902 | s->wred = 0x0000001f; | |
903 | s->wgreen = 0x000007e0; | |
904 | s->wblue = 0x0000f800; | |
905 | break; | |
906 | case 24: | |
f707cfba | 907 | s->wred = 0x00ff0000; |
d34cab9f | 908 | s->wgreen = 0x0000ff00; |
f707cfba | 909 | s->wblue = 0x000000ff; |
d34cab9f TS |
910 | break; |
911 | case 32: | |
f707cfba | 912 | s->wred = 0x00ff0000; |
d34cab9f | 913 | s->wgreen = 0x0000ff00; |
f707cfba | 914 | s->wblue = 0x000000ff; |
d34cab9f TS |
915 | break; |
916 | } | |
917 | s->syncing = 0; | |
918 | } | |
919 | ||
920 | static void vmsvga_invalidate_display(void *opaque) | |
921 | { | |
922 | struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; | |
923 | if (!s->enable) { | |
924 | #ifdef EMBED_STDVGA | |
925 | s->invalidate(opaque); | |
926 | #endif | |
927 | return; | |
928 | } | |
929 | ||
930 | s->invalidated = 1; | |
931 | } | |
932 | ||
f707cfba AZ |
933 | /* save the vga display in a PPM image even if no display is |
934 | available */ | |
d34cab9f TS |
935 | static void vmsvga_screen_dump(void *opaque, const char *filename) |
936 | { | |
937 | struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; | |
938 | if (!s->enable) { | |
939 | #ifdef EMBED_STDVGA | |
940 | s->screen_dump(opaque, filename); | |
941 | #endif | |
942 | return; | |
943 | } | |
944 | ||
f707cfba AZ |
945 | if (s->depth == 32) { |
946 | ppm_save(filename, s->vram, s->width, s->height, s->ds->linesize); | |
947 | } | |
d34cab9f TS |
948 | } |
949 | ||
950 | #ifdef DIRECT_VRAM | |
951 | static uint32_t vmsvga_vram_readb(void *opaque, target_phys_addr_t addr) | |
952 | { | |
953 | struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; | |
954 | addr -= SVGA_MEM_BASE; | |
955 | if (addr < s->fb_size) | |
956 | return *(uint8_t *) (s->ds->data + addr); | |
957 | else | |
958 | return *(uint8_t *) (s->vram + addr); | |
959 | } | |
960 | ||
961 | static uint32_t vmsvga_vram_readw(void *opaque, target_phys_addr_t addr) | |
962 | { | |
963 | struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; | |
964 | addr -= SVGA_MEM_BASE; | |
965 | if (addr < s->fb_size) | |
966 | return *(uint16_t *) (s->ds->data + addr); | |
967 | else | |
968 | return *(uint16_t *) (s->vram + addr); | |
969 | } | |
970 | ||
971 | static uint32_t vmsvga_vram_readl(void *opaque, target_phys_addr_t addr) | |
972 | { | |
973 | struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; | |
974 | addr -= SVGA_MEM_BASE; | |
975 | if (addr < s->fb_size) | |
976 | return *(uint32_t *) (s->ds->data + addr); | |
977 | else | |
978 | return *(uint32_t *) (s->vram + addr); | |
979 | } | |
980 | ||
981 | static void vmsvga_vram_writeb(void *opaque, target_phys_addr_t addr, | |
982 | uint32_t value) | |
983 | { | |
984 | struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; | |
985 | addr -= SVGA_MEM_BASE; | |
986 | if (addr < s->fb_size) | |
987 | *(uint8_t *) (s->ds->data + addr) = value; | |
988 | else | |
989 | *(uint8_t *) (s->vram + addr) = value; | |
990 | } | |
991 | ||
992 | static void vmsvga_vram_writew(void *opaque, target_phys_addr_t addr, | |
993 | uint32_t value) | |
994 | { | |
995 | struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; | |
996 | addr -= SVGA_MEM_BASE; | |
997 | if (addr < s->fb_size) | |
998 | *(uint16_t *) (s->ds->data + addr) = value; | |
999 | else | |
1000 | *(uint16_t *) (s->vram + addr) = value; | |
1001 | } | |
1002 | ||
1003 | static void vmsvga_vram_writel(void *opaque, target_phys_addr_t addr, | |
1004 | uint32_t value) | |
1005 | { | |
1006 | struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; | |
1007 | addr -= SVGA_MEM_BASE; | |
1008 | if (addr < s->fb_size) | |
1009 | *(uint32_t *) (s->ds->data + addr) = value; | |
1010 | else | |
1011 | *(uint32_t *) (s->vram + addr) = value; | |
1012 | } | |
1013 | ||
1014 | static CPUReadMemoryFunc *vmsvga_vram_read[] = { | |
1015 | vmsvga_vram_readb, | |
1016 | vmsvga_vram_readw, | |
1017 | vmsvga_vram_readl, | |
1018 | }; | |
1019 | ||
1020 | static CPUWriteMemoryFunc *vmsvga_vram_write[] = { | |
1021 | vmsvga_vram_writeb, | |
1022 | vmsvga_vram_writew, | |
1023 | vmsvga_vram_writel, | |
1024 | }; | |
1025 | #endif | |
1026 | ||
1027 | static void vmsvga_save(struct vmsvga_state_s *s, QEMUFile *f) | |
1028 | { | |
1029 | qemu_put_be32s(f, &s->depth); | |
1030 | qemu_put_be32s(f, &s->enable); | |
1031 | qemu_put_be32s(f, &s->config); | |
1032 | qemu_put_be32s(f, &s->cursor.id); | |
1033 | qemu_put_be32s(f, &s->cursor.x); | |
1034 | qemu_put_be32s(f, &s->cursor.y); | |
1035 | qemu_put_be32s(f, &s->cursor.on); | |
1036 | qemu_put_be32s(f, &s->index); | |
1037 | qemu_put_buffer(f, (uint8_t *) s->scratch, s->scratch_size * 4); | |
1038 | qemu_put_be32s(f, &s->new_width); | |
1039 | qemu_put_be32s(f, &s->new_height); | |
1040 | qemu_put_be32s(f, &s->guest); | |
1041 | qemu_put_be32s(f, &s->svgaid); | |
1042 | qemu_put_be32s(f, &s->syncing); | |
1043 | qemu_put_be32s(f, &s->fb_size); | |
1044 | } | |
1045 | ||
1046 | static int vmsvga_load(struct vmsvga_state_s *s, QEMUFile *f) | |
1047 | { | |
1048 | int depth; | |
1049 | qemu_get_be32s(f, &depth); | |
1050 | qemu_get_be32s(f, &s->enable); | |
1051 | qemu_get_be32s(f, &s->config); | |
1052 | qemu_get_be32s(f, &s->cursor.id); | |
1053 | qemu_get_be32s(f, &s->cursor.x); | |
1054 | qemu_get_be32s(f, &s->cursor.y); | |
1055 | qemu_get_be32s(f, &s->cursor.on); | |
1056 | qemu_get_be32s(f, &s->index); | |
1057 | qemu_get_buffer(f, (uint8_t *) s->scratch, s->scratch_size * 4); | |
1058 | qemu_get_be32s(f, &s->new_width); | |
1059 | qemu_get_be32s(f, &s->new_height); | |
1060 | qemu_get_be32s(f, &s->guest); | |
1061 | qemu_get_be32s(f, &s->svgaid); | |
1062 | qemu_get_be32s(f, &s->syncing); | |
1063 | qemu_get_be32s(f, &s->fb_size); | |
1064 | ||
1065 | if (s->enable && depth != s->depth) { | |
1066 | printf("%s: need colour depth of %i bits to resume operation.\n", | |
1067 | __FUNCTION__, depth); | |
1068 | return -EINVAL; | |
1069 | } | |
1070 | ||
1071 | s->invalidated = 1; | |
1072 | if (s->config) | |
1073 | s->fifo = (uint32_t *) &s->vram[s->vram_size - SVGA_FIFO_SIZE]; | |
1074 | ||
1075 | return 0; | |
1076 | } | |
1077 | ||
1078 | static void vmsvga_init(struct vmsvga_state_s *s, DisplayState *ds, | |
1079 | uint8_t *vga_ram_base, unsigned long vga_ram_offset, | |
1080 | int vga_ram_size) | |
1081 | { | |
1082 | int iomemtype; | |
1083 | s->ds = ds; | |
1084 | s->vram = vga_ram_base; | |
1085 | s->vram_size = vga_ram_size; | |
1086 | ||
1087 | s->scratch_size = SVGA_SCRATCH_SIZE; | |
1088 | s->scratch = (uint32_t *) qemu_malloc(s->scratch_size * 4); | |
1089 | ||
1090 | vmsvga_reset(s); | |
1091 | ||
1092 | #ifdef DIRECT_VRAM | |
1093 | iomemtype = cpu_register_io_memory(0, vmsvga_vram_read, | |
1094 | vmsvga_vram_write, s); | |
1095 | #else | |
1096 | iomemtype = vga_ram_offset | IO_MEM_RAM; | |
1097 | #endif | |
1098 | cpu_register_physical_memory(SVGA_MEM_BASE, vga_ram_size, | |
1099 | iomemtype); | |
1100 | ||
1101 | register_ioport_read(SVGA_IO_BASE + SVGA_IO_MUL * SVGA_INDEX_PORT, | |
1102 | 1, 4, vmsvga_index_read, s); | |
1103 | register_ioport_write(SVGA_IO_BASE + SVGA_IO_MUL * SVGA_INDEX_PORT, | |
1104 | 1, 4, vmsvga_index_write, s); | |
1105 | register_ioport_read(SVGA_IO_BASE + SVGA_IO_MUL * SVGA_VALUE_PORT, | |
1106 | 1, 4, vmsvga_value_read, s); | |
1107 | register_ioport_write(SVGA_IO_BASE + SVGA_IO_MUL * SVGA_VALUE_PORT, | |
1108 | 1, 4, vmsvga_value_write, s); | |
1109 | register_ioport_read(SVGA_IO_BASE + SVGA_IO_MUL * SVGA_BIOS_PORT, | |
1110 | 1, 4, vmsvga_bios_read, s); | |
1111 | register_ioport_write(SVGA_IO_BASE + SVGA_IO_MUL * SVGA_BIOS_PORT, | |
1112 | 1, 4, vmsvga_bios_write, s); | |
1113 | ||
1114 | graphic_console_init(ds, vmsvga_update_display, | |
1115 | vmsvga_invalidate_display, vmsvga_screen_dump, s); | |
1116 | ||
1117 | #ifdef EMBED_STDVGA | |
1118 | vga_common_init((VGAState *) s, ds, | |
1119 | vga_ram_base, vga_ram_offset, vga_ram_size); | |
1120 | vga_init((VGAState *) s); | |
1121 | #endif | |
1122 | } | |
1123 | ||
1124 | static void pci_vmsvga_save(QEMUFile *f, void *opaque) | |
1125 | { | |
1126 | struct pci_vmsvga_state_s *s = (struct pci_vmsvga_state_s *) opaque; | |
1127 | pci_device_save(&s->card, f); | |
1128 | vmsvga_save(&s->chip, f); | |
1129 | } | |
1130 | ||
1131 | static int pci_vmsvga_load(QEMUFile *f, void *opaque, int version_id) | |
1132 | { | |
1133 | struct pci_vmsvga_state_s *s = (struct pci_vmsvga_state_s *) opaque; | |
1134 | int ret; | |
1135 | ||
1136 | ret = pci_device_load(&s->card, f); | |
1137 | if (ret < 0) | |
1138 | return ret; | |
1139 | ||
1140 | ret = vmsvga_load(&s->chip, f); | |
1141 | if (ret < 0) | |
1142 | return ret; | |
1143 | ||
1144 | return 0; | |
1145 | } | |
1146 | ||
1147 | #define PCI_VENDOR_ID_VMWARE 0x15ad | |
1148 | #define PCI_DEVICE_ID_VMWARE_SVGA2 0x0405 | |
1149 | #define PCI_DEVICE_ID_VMWARE_SVGA 0x0710 | |
1150 | #define PCI_DEVICE_ID_VMWARE_NET 0x0720 | |
1151 | #define PCI_DEVICE_ID_VMWARE_SCSI 0x0730 | |
1152 | #define PCI_DEVICE_ID_VMWARE_IDE 0x1729 | |
1153 | #define PCI_CLASS_BASE_DISPLAY 0x03 | |
1154 | #define PCI_CLASS_SUB_VGA 0x00 | |
1155 | #define PCI_CLASS_HEADERTYPE_00h 0x00 | |
1156 | ||
1157 | void pci_vmsvga_init(PCIBus *bus, DisplayState *ds, uint8_t *vga_ram_base, | |
1158 | unsigned long vga_ram_offset, int vga_ram_size) | |
1159 | { | |
1160 | struct pci_vmsvga_state_s *s; | |
1161 | ||
1162 | /* Setup PCI configuration */ | |
1163 | s = (struct pci_vmsvga_state_s *) | |
1164 | pci_register_device(bus, "QEMUware SVGA", | |
1165 | sizeof(struct pci_vmsvga_state_s), -1, 0, 0); | |
1166 | s->card.config[PCI_VENDOR_ID] = PCI_VENDOR_ID_VMWARE & 0xff; | |
1167 | s->card.config[PCI_VENDOR_ID + 1] = PCI_VENDOR_ID_VMWARE >> 8; | |
1168 | s->card.config[PCI_DEVICE_ID] = SVGA_PCI_DEVICE_ID & 0xff; | |
1169 | s->card.config[PCI_DEVICE_ID + 1] = SVGA_PCI_DEVICE_ID >> 8; | |
1170 | s->card.config[PCI_COMMAND] = 0x07; /* I/O + Memory */ | |
1171 | s->card.config[PCI_CLASS_DEVICE] = PCI_CLASS_SUB_VGA; | |
1172 | s->card.config[0x0b] = PCI_CLASS_BASE_DISPLAY; | |
1173 | s->card.config[0x0c] = 0x08; /* Cache line size */ | |
1174 | s->card.config[0x0d] = 0x40; /* Latency timer */ | |
1175 | s->card.config[0x0e] = PCI_CLASS_HEADERTYPE_00h; | |
1176 | s->card.config[0x10] = ((SVGA_IO_BASE >> 0) & 0xff) | 1; | |
1177 | s->card.config[0x11] = (SVGA_IO_BASE >> 8) & 0xff; | |
1178 | s->card.config[0x12] = (SVGA_IO_BASE >> 16) & 0xff; | |
1179 | s->card.config[0x13] = (SVGA_IO_BASE >> 24) & 0xff; | |
1180 | s->card.config[0x18] = (SVGA_MEM_BASE >> 0) & 0xff; | |
1181 | s->card.config[0x19] = (SVGA_MEM_BASE >> 8) & 0xff; | |
1182 | s->card.config[0x1a] = (SVGA_MEM_BASE >> 16) & 0xff; | |
1183 | s->card.config[0x1b] = (SVGA_MEM_BASE >> 24) & 0xff; | |
1184 | s->card.config[0x2c] = PCI_VENDOR_ID_VMWARE & 0xff; | |
1185 | s->card.config[0x2d] = PCI_VENDOR_ID_VMWARE >> 8; | |
1186 | s->card.config[0x2e] = SVGA_PCI_DEVICE_ID & 0xff; | |
1187 | s->card.config[0x2f] = SVGA_PCI_DEVICE_ID >> 8; | |
1188 | s->card.config[0x3c] = 0xff; /* End */ | |
1189 | ||
1190 | vmsvga_init(&s->chip, ds, vga_ram_base, vga_ram_offset, vga_ram_size); | |
1191 | ||
1192 | register_savevm("vmware_vga", 0, 0, pci_vmsvga_save, pci_vmsvga_load, s); | |
1193 | } |