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d34cab9f TS |
1 | /* |
2 | * QEMU VMware-SVGA "chipset". | |
3 | * | |
4 | * Copyright (c) 2007 Andrzej Zaborowski <[email protected]> | |
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 | */ | |
87ecb68b PB |
24 | #include "hw.h" |
25 | #include "console.h" | |
26 | #include "pci.h" | |
d34cab9f TS |
27 | |
28 | #define VERBOSE | |
29 | #define EMBED_STDVGA | |
30 | #undef DIRECT_VRAM | |
31 | #define HW_RECT_ACCEL | |
32 | #define HW_FILL_ACCEL | |
33 | #define HW_MOUSE_ACCEL | |
34 | ||
35 | #ifdef EMBED_STDVGA | |
36 | # include "vga_int.h" | |
37 | #endif | |
38 | ||
39 | struct vmsvga_state_s { | |
40 | #ifdef EMBED_STDVGA | |
41 | VGA_STATE_COMMON | |
42 | #endif | |
43 | ||
44 | int width; | |
45 | int height; | |
46 | int invalidated; | |
47 | int depth; | |
48 | int bypp; | |
49 | int enable; | |
50 | int config; | |
51 | struct { | |
52 | int id; | |
53 | int x; | |
54 | int y; | |
55 | int on; | |
56 | } cursor; | |
57 | ||
58 | #ifndef EMBED_STDVGA | |
59 | DisplayState *ds; | |
c60e08d9 | 60 | QEMUConsole *console; |
d34cab9f | 61 | int vram_size; |
6f9bc132 | 62 | ram_addr_t vram_offset; |
d34cab9f TS |
63 | #endif |
64 | uint8_t *vram; | |
3016d80b | 65 | target_phys_addr_t vram_base; |
d34cab9f TS |
66 | |
67 | int index; | |
68 | int scratch_size; | |
69 | uint32_t *scratch; | |
70 | int new_width; | |
71 | int new_height; | |
72 | uint32_t guest; | |
73 | uint32_t svgaid; | |
74 | uint32_t wred; | |
75 | uint32_t wgreen; | |
76 | uint32_t wblue; | |
77 | int syncing; | |
78 | int fb_size; | |
79 | ||
80 | union { | |
81 | uint32_t *fifo; | |
82 | struct __attribute__((__packed__)) { | |
83 | uint32_t min; | |
84 | uint32_t max; | |
85 | uint32_t next_cmd; | |
86 | uint32_t stop; | |
87 | /* Add registers here when adding capabilities. */ | |
88 | uint32_t fifo[0]; | |
89 | } *cmd; | |
90 | }; | |
91 | ||
92 | #define REDRAW_FIFO_LEN 512 | |
93 | struct vmsvga_rect_s { | |
94 | int x, y, w, h; | |
95 | } redraw_fifo[REDRAW_FIFO_LEN]; | |
96 | int redraw_fifo_first, redraw_fifo_last; | |
97 | }; | |
98 | ||
99 | struct pci_vmsvga_state_s { | |
100 | PCIDevice card; | |
101 | struct vmsvga_state_s chip; | |
102 | }; | |
103 | ||
104 | #define SVGA_MAGIC 0x900000UL | |
105 | #define SVGA_MAKE_ID(ver) (SVGA_MAGIC << 8 | (ver)) | |
106 | #define SVGA_ID_0 SVGA_MAKE_ID(0) | |
107 | #define SVGA_ID_1 SVGA_MAKE_ID(1) | |
108 | #define SVGA_ID_2 SVGA_MAKE_ID(2) | |
109 | ||
110 | #define SVGA_LEGACY_BASE_PORT 0x4560 | |
111 | #define SVGA_INDEX_PORT 0x0 | |
112 | #define SVGA_VALUE_PORT 0x1 | |
113 | #define SVGA_BIOS_PORT 0x2 | |
114 | ||
115 | #define SVGA_VERSION_2 | |
116 | ||
117 | #ifdef SVGA_VERSION_2 | |
118 | # define SVGA_ID SVGA_ID_2 | |
119 | # define SVGA_IO_BASE SVGA_LEGACY_BASE_PORT | |
120 | # define SVGA_IO_MUL 1 | |
121 | # define SVGA_FIFO_SIZE 0x10000 | |
1f72aae5 | 122 | # define SVGA_MEM_BASE 0xe0000000 |
d34cab9f TS |
123 | # define SVGA_PCI_DEVICE_ID PCI_DEVICE_ID_VMWARE_SVGA2 |
124 | #else | |
125 | # define SVGA_ID SVGA_ID_1 | |
126 | # define SVGA_IO_BASE SVGA_LEGACY_BASE_PORT | |
127 | # define SVGA_IO_MUL 4 | |
128 | # define SVGA_FIFO_SIZE 0x10000 | |
1f72aae5 | 129 | # define SVGA_MEM_BASE 0xe0000000 |
d34cab9f TS |
130 | # define SVGA_PCI_DEVICE_ID PCI_DEVICE_ID_VMWARE_SVGA |
131 | #endif | |
132 | ||
133 | enum { | |
134 | /* ID 0, 1 and 2 registers */ | |
135 | SVGA_REG_ID = 0, | |
136 | SVGA_REG_ENABLE = 1, | |
137 | SVGA_REG_WIDTH = 2, | |
138 | SVGA_REG_HEIGHT = 3, | |
139 | SVGA_REG_MAX_WIDTH = 4, | |
140 | SVGA_REG_MAX_HEIGHT = 5, | |
141 | SVGA_REG_DEPTH = 6, | |
142 | SVGA_REG_BITS_PER_PIXEL = 7, /* Current bpp in the guest */ | |
143 | SVGA_REG_PSEUDOCOLOR = 8, | |
144 | SVGA_REG_RED_MASK = 9, | |
145 | SVGA_REG_GREEN_MASK = 10, | |
146 | SVGA_REG_BLUE_MASK = 11, | |
147 | SVGA_REG_BYTES_PER_LINE = 12, | |
148 | SVGA_REG_FB_START = 13, | |
149 | SVGA_REG_FB_OFFSET = 14, | |
150 | SVGA_REG_VRAM_SIZE = 15, | |
151 | SVGA_REG_FB_SIZE = 16, | |
152 | ||
153 | /* ID 1 and 2 registers */ | |
154 | SVGA_REG_CAPABILITIES = 17, | |
155 | SVGA_REG_MEM_START = 18, /* Memory for command FIFO */ | |
156 | SVGA_REG_MEM_SIZE = 19, | |
157 | SVGA_REG_CONFIG_DONE = 20, /* Set when memory area configured */ | |
158 | SVGA_REG_SYNC = 21, /* Write to force synchronization */ | |
159 | SVGA_REG_BUSY = 22, /* Read to check if sync is done */ | |
160 | SVGA_REG_GUEST_ID = 23, /* Set guest OS identifier */ | |
161 | SVGA_REG_CURSOR_ID = 24, /* ID of cursor */ | |
162 | SVGA_REG_CURSOR_X = 25, /* Set cursor X position */ | |
163 | SVGA_REG_CURSOR_Y = 26, /* Set cursor Y position */ | |
164 | SVGA_REG_CURSOR_ON = 27, /* Turn cursor on/off */ | |
165 | SVGA_REG_HOST_BITS_PER_PIXEL = 28, /* Current bpp in the host */ | |
166 | SVGA_REG_SCRATCH_SIZE = 29, /* Number of scratch registers */ | |
167 | SVGA_REG_MEM_REGS = 30, /* Number of FIFO registers */ | |
168 | SVGA_REG_NUM_DISPLAYS = 31, /* Number of guest displays */ | |
169 | SVGA_REG_PITCHLOCK = 32, /* Fixed pitch for all modes */ | |
170 | ||
171 | SVGA_PALETTE_BASE = 1024, /* Base of SVGA color map */ | |
172 | SVGA_PALETTE_END = SVGA_PALETTE_BASE + 767, | |
173 | SVGA_SCRATCH_BASE = SVGA_PALETTE_BASE + 768, | |
174 | }; | |
175 | ||
176 | #define SVGA_CAP_NONE 0 | |
177 | #define SVGA_CAP_RECT_FILL (1 << 0) | |
178 | #define SVGA_CAP_RECT_COPY (1 << 1) | |
179 | #define SVGA_CAP_RECT_PAT_FILL (1 << 2) | |
180 | #define SVGA_CAP_LEGACY_OFFSCREEN (1 << 3) | |
181 | #define SVGA_CAP_RASTER_OP (1 << 4) | |
182 | #define SVGA_CAP_CURSOR (1 << 5) | |
183 | #define SVGA_CAP_CURSOR_BYPASS (1 << 6) | |
184 | #define SVGA_CAP_CURSOR_BYPASS_2 (1 << 7) | |
185 | #define SVGA_CAP_8BIT_EMULATION (1 << 8) | |
186 | #define SVGA_CAP_ALPHA_CURSOR (1 << 9) | |
187 | #define SVGA_CAP_GLYPH (1 << 10) | |
188 | #define SVGA_CAP_GLYPH_CLIPPING (1 << 11) | |
189 | #define SVGA_CAP_OFFSCREEN_1 (1 << 12) | |
190 | #define SVGA_CAP_ALPHA_BLEND (1 << 13) | |
191 | #define SVGA_CAP_3D (1 << 14) | |
192 | #define SVGA_CAP_EXTENDED_FIFO (1 << 15) | |
193 | #define SVGA_CAP_MULTIMON (1 << 16) | |
194 | #define SVGA_CAP_PITCHLOCK (1 << 17) | |
195 | ||
196 | /* | |
197 | * FIFO offsets (seen as an array of 32-bit words) | |
198 | */ | |
199 | enum { | |
200 | /* | |
201 | * The original defined FIFO offsets | |
202 | */ | |
203 | SVGA_FIFO_MIN = 0, | |
204 | SVGA_FIFO_MAX, /* The distance from MIN to MAX must be at least 10K */ | |
205 | SVGA_FIFO_NEXT_CMD, | |
206 | SVGA_FIFO_STOP, | |
207 | ||
208 | /* | |
209 | * Additional offsets added as of SVGA_CAP_EXTENDED_FIFO | |
210 | */ | |
211 | SVGA_FIFO_CAPABILITIES = 4, | |
212 | SVGA_FIFO_FLAGS, | |
213 | SVGA_FIFO_FENCE, | |
214 | SVGA_FIFO_3D_HWVERSION, | |
215 | SVGA_FIFO_PITCHLOCK, | |
216 | }; | |
217 | ||
218 | #define SVGA_FIFO_CAP_NONE 0 | |
219 | #define SVGA_FIFO_CAP_FENCE (1 << 0) | |
220 | #define SVGA_FIFO_CAP_ACCELFRONT (1 << 1) | |
221 | #define SVGA_FIFO_CAP_PITCHLOCK (1 << 2) | |
222 | ||
223 | #define SVGA_FIFO_FLAG_NONE 0 | |
224 | #define SVGA_FIFO_FLAG_ACCELFRONT (1 << 0) | |
225 | ||
226 | /* These values can probably be changed arbitrarily. */ | |
227 | #define SVGA_SCRATCH_SIZE 0x8000 | |
228 | #define SVGA_MAX_WIDTH 2360 | |
229 | #define SVGA_MAX_HEIGHT 1770 | |
230 | ||
231 | #ifdef VERBOSE | |
232 | # define GUEST_OS_BASE 0x5001 | |
233 | static const char *vmsvga_guest_id[] = { | |
f707cfba AZ |
234 | [0x00 ... 0x15] = "an unknown OS", |
235 | [0x00] = "Dos", | |
236 | [0x01] = "Windows 3.1", | |
237 | [0x02] = "Windows 95", | |
238 | [0x03] = "Windows 98", | |
239 | [0x04] = "Windows ME", | |
240 | [0x05] = "Windows NT", | |
241 | [0x06] = "Windows 2000", | |
242 | [0x07] = "Linux", | |
243 | [0x08] = "OS/2", | |
244 | [0x0a] = "BSD", | |
245 | [0x0b] = "Whistler", | |
246 | [0x15] = "Windows 2003", | |
d34cab9f TS |
247 | }; |
248 | #endif | |
249 | ||
250 | enum { | |
251 | SVGA_CMD_INVALID_CMD = 0, | |
252 | SVGA_CMD_UPDATE = 1, | |
253 | SVGA_CMD_RECT_FILL = 2, | |
254 | SVGA_CMD_RECT_COPY = 3, | |
255 | SVGA_CMD_DEFINE_BITMAP = 4, | |
256 | SVGA_CMD_DEFINE_BITMAP_SCANLINE = 5, | |
257 | SVGA_CMD_DEFINE_PIXMAP = 6, | |
258 | SVGA_CMD_DEFINE_PIXMAP_SCANLINE = 7, | |
259 | SVGA_CMD_RECT_BITMAP_FILL = 8, | |
260 | SVGA_CMD_RECT_PIXMAP_FILL = 9, | |
261 | SVGA_CMD_RECT_BITMAP_COPY = 10, | |
262 | SVGA_CMD_RECT_PIXMAP_COPY = 11, | |
263 | SVGA_CMD_FREE_OBJECT = 12, | |
264 | SVGA_CMD_RECT_ROP_FILL = 13, | |
265 | SVGA_CMD_RECT_ROP_COPY = 14, | |
266 | SVGA_CMD_RECT_ROP_BITMAP_FILL = 15, | |
267 | SVGA_CMD_RECT_ROP_PIXMAP_FILL = 16, | |
268 | SVGA_CMD_RECT_ROP_BITMAP_COPY = 17, | |
269 | SVGA_CMD_RECT_ROP_PIXMAP_COPY = 18, | |
270 | SVGA_CMD_DEFINE_CURSOR = 19, | |
271 | SVGA_CMD_DISPLAY_CURSOR = 20, | |
272 | SVGA_CMD_MOVE_CURSOR = 21, | |
273 | SVGA_CMD_DEFINE_ALPHA_CURSOR = 22, | |
274 | SVGA_CMD_DRAW_GLYPH = 23, | |
275 | SVGA_CMD_DRAW_GLYPH_CLIPPED = 24, | |
276 | SVGA_CMD_UPDATE_VERBOSE = 25, | |
277 | SVGA_CMD_SURFACE_FILL = 26, | |
278 | SVGA_CMD_SURFACE_COPY = 27, | |
279 | SVGA_CMD_SURFACE_ALPHA_BLEND = 28, | |
280 | SVGA_CMD_FRONT_ROP_FILL = 29, | |
281 | SVGA_CMD_FENCE = 30, | |
282 | }; | |
283 | ||
284 | /* Legal values for the SVGA_REG_CURSOR_ON register in cursor bypass mode */ | |
285 | enum { | |
286 | SVGA_CURSOR_ON_HIDE = 0, | |
287 | SVGA_CURSOR_ON_SHOW = 1, | |
288 | SVGA_CURSOR_ON_REMOVE_FROM_FB = 2, | |
289 | SVGA_CURSOR_ON_RESTORE_TO_FB = 3, | |
290 | }; | |
291 | ||
292 | static inline void vmsvga_update_rect(struct vmsvga_state_s *s, | |
293 | int x, int y, int w, int h) | |
294 | { | |
295 | #ifndef DIRECT_VRAM | |
a8fbaf96 AZ |
296 | int line; |
297 | int bypl; | |
298 | int width; | |
299 | int start; | |
300 | uint8_t *src; | |
301 | uint8_t *dst; | |
302 | ||
303 | if (x + w > s->width) { | |
304 | fprintf(stderr, "%s: update width too large x: %d, w: %d\n", | |
305 | __FUNCTION__, x, w); | |
306 | x = MIN(x, s->width); | |
307 | w = s->width - x; | |
308 | } | |
309 | ||
310 | if (y + h > s->height) { | |
311 | fprintf(stderr, "%s: update height too large y: %d, h: %d\n", | |
312 | __FUNCTION__, y, h); | |
313 | y = MIN(y, s->height); | |
314 | h = s->height - y; | |
315 | } | |
316 | ||
317 | line = h; | |
318 | bypl = s->bypp * s->width; | |
319 | width = s->bypp * w; | |
320 | start = s->bypp * x + bypl * y; | |
321 | src = s->vram + start; | |
322 | dst = s->ds->data + start; | |
d34cab9f TS |
323 | |
324 | for (; line > 0; line --, src += bypl, dst += bypl) | |
325 | memcpy(dst, src, width); | |
326 | #endif | |
327 | ||
328 | dpy_update(s->ds, x, y, w, h); | |
329 | } | |
330 | ||
331 | static inline void vmsvga_update_screen(struct vmsvga_state_s *s) | |
332 | { | |
333 | #ifndef DIRECT_VRAM | |
334 | memcpy(s->ds->data, s->vram, s->bypp * s->width * s->height); | |
335 | #endif | |
336 | ||
337 | dpy_update(s->ds, 0, 0, s->width, s->height); | |
338 | } | |
339 | ||
340 | #ifdef DIRECT_VRAM | |
341 | # define vmsvga_update_rect_delayed vmsvga_update_rect | |
342 | #else | |
343 | static inline void vmsvga_update_rect_delayed(struct vmsvga_state_s *s, | |
344 | int x, int y, int w, int h) | |
345 | { | |
346 | struct vmsvga_rect_s *rect = &s->redraw_fifo[s->redraw_fifo_last ++]; | |
347 | s->redraw_fifo_last &= REDRAW_FIFO_LEN - 1; | |
348 | rect->x = x; | |
349 | rect->y = y; | |
350 | rect->w = w; | |
351 | rect->h = h; | |
352 | } | |
353 | #endif | |
354 | ||
355 | static inline void vmsvga_update_rect_flush(struct vmsvga_state_s *s) | |
356 | { | |
357 | struct vmsvga_rect_s *rect; | |
358 | if (s->invalidated) { | |
359 | s->redraw_fifo_first = s->redraw_fifo_last; | |
360 | return; | |
361 | } | |
362 | /* Overlapping region updates can be optimised out here - if someone | |
363 | * knows a smart algorithm to do that, please share. */ | |
364 | while (s->redraw_fifo_first != s->redraw_fifo_last) { | |
365 | rect = &s->redraw_fifo[s->redraw_fifo_first ++]; | |
366 | s->redraw_fifo_first &= REDRAW_FIFO_LEN - 1; | |
367 | vmsvga_update_rect(s, rect->x, rect->y, rect->w, rect->h); | |
368 | } | |
369 | } | |
370 | ||
371 | #ifdef HW_RECT_ACCEL | |
372 | static inline void vmsvga_copy_rect(struct vmsvga_state_s *s, | |
373 | int x0, int y0, int x1, int y1, int w, int h) | |
374 | { | |
375 | # ifdef DIRECT_VRAM | |
376 | uint8_t *vram = s->ds->data; | |
377 | # else | |
378 | uint8_t *vram = s->vram; | |
379 | # endif | |
380 | int bypl = s->bypp * s->width; | |
381 | int width = s->bypp * w; | |
382 | int line = h; | |
383 | uint8_t *ptr[2]; | |
384 | ||
385 | # ifdef DIRECT_VRAM | |
386 | if (s->ds->dpy_copy) | |
387 | s->ds->dpy_copy(s->ds, x0, y0, x1, y1, w, h); | |
388 | else | |
389 | # endif | |
390 | { | |
391 | if (y1 > y0) { | |
392 | ptr[0] = vram + s->bypp * x0 + bypl * (y0 + h - 1); | |
393 | ptr[1] = vram + s->bypp * x1 + bypl * (y1 + h - 1); | |
394 | for (; line > 0; line --, ptr[0] -= bypl, ptr[1] -= bypl) | |
395 | memmove(ptr[1], ptr[0], width); | |
396 | } else { | |
397 | ptr[0] = vram + s->bypp * x0 + bypl * y0; | |
398 | ptr[1] = vram + s->bypp * x1 + bypl * y1; | |
399 | for (; line > 0; line --, ptr[0] += bypl, ptr[1] += bypl) | |
400 | memmove(ptr[1], ptr[0], width); | |
401 | } | |
402 | } | |
403 | ||
404 | vmsvga_update_rect_delayed(s, x1, y1, w, h); | |
405 | } | |
406 | #endif | |
407 | ||
408 | #ifdef HW_FILL_ACCEL | |
409 | static inline void vmsvga_fill_rect(struct vmsvga_state_s *s, | |
410 | uint32_t c, int x, int y, int w, int h) | |
411 | { | |
412 | # ifdef DIRECT_VRAM | |
413 | uint8_t *vram = s->ds->data; | |
414 | # else | |
415 | uint8_t *vram = s->vram; | |
416 | # endif | |
417 | int bypp = s->bypp; | |
418 | int bypl = bypp * s->width; | |
419 | int width = bypp * w; | |
420 | int line = h; | |
421 | int column; | |
422 | uint8_t *fst = vram + bypp * x + bypl * y; | |
423 | uint8_t *dst; | |
424 | uint8_t *src; | |
425 | uint8_t col[4]; | |
426 | ||
427 | # ifdef DIRECT_VRAM | |
428 | if (s->ds->dpy_fill) | |
429 | s->ds->dpy_fill(s->ds, x, y, w, h, c); | |
430 | else | |
431 | # endif | |
432 | { | |
433 | col[0] = c; | |
434 | col[1] = c >> 8; | |
435 | col[2] = c >> 16; | |
436 | col[3] = c >> 24; | |
437 | ||
438 | if (line --) { | |
439 | dst = fst; | |
440 | src = col; | |
441 | for (column = width; column > 0; column --) { | |
442 | *(dst ++) = *(src ++); | |
443 | if (src - col == bypp) | |
444 | src = col; | |
445 | } | |
446 | dst = fst; | |
447 | for (; line > 0; line --) { | |
448 | dst += bypl; | |
449 | memcpy(dst, fst, width); | |
450 | } | |
451 | } | |
452 | } | |
453 | ||
454 | vmsvga_update_rect_delayed(s, x, y, w, h); | |
455 | } | |
456 | #endif | |
457 | ||
458 | struct vmsvga_cursor_definition_s { | |
459 | int width; | |
460 | int height; | |
461 | int id; | |
462 | int bpp; | |
463 | int hot_x; | |
464 | int hot_y; | |
465 | uint32_t mask[1024]; | |
466 | uint32_t image[1024]; | |
467 | }; | |
468 | ||
469 | #define SVGA_BITMAP_SIZE(w, h) ((((w) + 31) >> 5) * (h)) | |
470 | #define SVGA_PIXMAP_SIZE(w, h, bpp) (((((w) * (bpp)) + 31) >> 5) * (h)) | |
471 | ||
472 | #ifdef HW_MOUSE_ACCEL | |
473 | static inline void vmsvga_cursor_define(struct vmsvga_state_s *s, | |
474 | struct vmsvga_cursor_definition_s *c) | |
475 | { | |
476 | int i; | |
477 | for (i = SVGA_BITMAP_SIZE(c->width, c->height) - 1; i >= 0; i --) | |
478 | c->mask[i] = ~c->mask[i]; | |
479 | ||
480 | if (s->ds->cursor_define) | |
481 | s->ds->cursor_define(c->width, c->height, c->bpp, c->hot_x, c->hot_y, | |
482 | (uint8_t *) c->image, (uint8_t *) c->mask); | |
483 | } | |
484 | #endif | |
485 | ||
486 | static inline int vmsvga_fifo_empty(struct vmsvga_state_s *s) | |
487 | { | |
488 | if (!s->config || !s->enable) | |
f707cfba | 489 | return 1; |
d34cab9f TS |
490 | return (s->cmd->next_cmd == s->cmd->stop); |
491 | } | |
492 | ||
493 | static inline uint32_t vmsvga_fifo_read(struct vmsvga_state_s *s) | |
494 | { | |
495 | uint32_t cmd = s->fifo[s->cmd->stop >> 2]; | |
496 | s->cmd->stop += 4; | |
497 | if (s->cmd->stop >= s->cmd->max) | |
498 | s->cmd->stop = s->cmd->min; | |
499 | return cmd; | |
500 | } | |
501 | ||
502 | static void vmsvga_fifo_run(struct vmsvga_state_s *s) | |
503 | { | |
504 | uint32_t cmd, colour; | |
505 | int args = 0; | |
506 | int x, y, dx, dy, width, height; | |
507 | struct vmsvga_cursor_definition_s cursor; | |
508 | while (!vmsvga_fifo_empty(s)) | |
509 | switch (cmd = vmsvga_fifo_read(s)) { | |
510 | case SVGA_CMD_UPDATE: | |
511 | case SVGA_CMD_UPDATE_VERBOSE: | |
512 | x = vmsvga_fifo_read(s); | |
513 | y = vmsvga_fifo_read(s); | |
514 | width = vmsvga_fifo_read(s); | |
515 | height = vmsvga_fifo_read(s); | |
516 | vmsvga_update_rect_delayed(s, x, y, width, height); | |
517 | break; | |
518 | ||
519 | case SVGA_CMD_RECT_FILL: | |
520 | colour = vmsvga_fifo_read(s); | |
521 | x = vmsvga_fifo_read(s); | |
522 | y = vmsvga_fifo_read(s); | |
523 | width = vmsvga_fifo_read(s); | |
524 | height = vmsvga_fifo_read(s); | |
525 | #ifdef HW_FILL_ACCEL | |
526 | vmsvga_fill_rect(s, colour, x, y, width, height); | |
527 | break; | |
528 | #else | |
529 | goto badcmd; | |
530 | #endif | |
531 | ||
532 | case SVGA_CMD_RECT_COPY: | |
533 | x = vmsvga_fifo_read(s); | |
534 | y = vmsvga_fifo_read(s); | |
535 | dx = vmsvga_fifo_read(s); | |
536 | dy = vmsvga_fifo_read(s); | |
537 | width = vmsvga_fifo_read(s); | |
538 | height = vmsvga_fifo_read(s); | |
539 | #ifdef HW_RECT_ACCEL | |
540 | vmsvga_copy_rect(s, x, y, dx, dy, width, height); | |
541 | break; | |
542 | #else | |
543 | goto badcmd; | |
544 | #endif | |
545 | ||
546 | case SVGA_CMD_DEFINE_CURSOR: | |
547 | cursor.id = vmsvga_fifo_read(s); | |
548 | cursor.hot_x = vmsvga_fifo_read(s); | |
549 | cursor.hot_y = vmsvga_fifo_read(s); | |
550 | cursor.width = x = vmsvga_fifo_read(s); | |
551 | cursor.height = y = vmsvga_fifo_read(s); | |
552 | vmsvga_fifo_read(s); | |
553 | cursor.bpp = vmsvga_fifo_read(s); | |
554 | for (args = 0; args < SVGA_BITMAP_SIZE(x, y); args ++) | |
555 | cursor.mask[args] = vmsvga_fifo_read(s); | |
556 | for (args = 0; args < SVGA_PIXMAP_SIZE(x, y, cursor.bpp); args ++) | |
557 | cursor.image[args] = vmsvga_fifo_read(s); | |
558 | #ifdef HW_MOUSE_ACCEL | |
559 | vmsvga_cursor_define(s, &cursor); | |
560 | break; | |
561 | #else | |
562 | args = 0; | |
563 | goto badcmd; | |
564 | #endif | |
565 | ||
566 | /* | |
567 | * Other commands that we at least know the number of arguments | |
568 | * for so we can avoid FIFO desync if driver uses them illegally. | |
569 | */ | |
570 | case SVGA_CMD_DEFINE_ALPHA_CURSOR: | |
571 | vmsvga_fifo_read(s); | |
572 | vmsvga_fifo_read(s); | |
573 | vmsvga_fifo_read(s); | |
574 | x = vmsvga_fifo_read(s); | |
575 | y = vmsvga_fifo_read(s); | |
576 | args = x * y; | |
577 | goto badcmd; | |
578 | case SVGA_CMD_RECT_ROP_FILL: | |
579 | args = 6; | |
580 | goto badcmd; | |
581 | case SVGA_CMD_RECT_ROP_COPY: | |
582 | args = 7; | |
583 | goto badcmd; | |
584 | case SVGA_CMD_DRAW_GLYPH_CLIPPED: | |
585 | vmsvga_fifo_read(s); | |
586 | vmsvga_fifo_read(s); | |
587 | args = 7 + (vmsvga_fifo_read(s) >> 2); | |
588 | goto badcmd; | |
589 | case SVGA_CMD_SURFACE_ALPHA_BLEND: | |
590 | args = 12; | |
591 | goto badcmd; | |
592 | ||
593 | /* | |
594 | * Other commands that are not listed as depending on any | |
595 | * CAPABILITIES bits, but are not described in the README either. | |
596 | */ | |
597 | case SVGA_CMD_SURFACE_FILL: | |
598 | case SVGA_CMD_SURFACE_COPY: | |
599 | case SVGA_CMD_FRONT_ROP_FILL: | |
600 | case SVGA_CMD_FENCE: | |
601 | case SVGA_CMD_INVALID_CMD: | |
602 | break; /* Nop */ | |
603 | ||
604 | default: | |
605 | badcmd: | |
606 | while (args --) | |
607 | vmsvga_fifo_read(s); | |
608 | printf("%s: Unknown command 0x%02x in SVGA command FIFO\n", | |
609 | __FUNCTION__, cmd); | |
610 | break; | |
611 | } | |
612 | ||
613 | s->syncing = 0; | |
614 | } | |
615 | ||
616 | static uint32_t vmsvga_index_read(void *opaque, uint32_t address) | |
617 | { | |
618 | struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; | |
619 | return s->index; | |
620 | } | |
621 | ||
622 | static void vmsvga_index_write(void *opaque, uint32_t address, uint32_t index) | |
623 | { | |
624 | struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; | |
625 | s->index = index; | |
626 | } | |
627 | ||
628 | static uint32_t vmsvga_value_read(void *opaque, uint32_t address) | |
629 | { | |
630 | uint32_t caps; | |
631 | struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; | |
632 | switch (s->index) { | |
633 | case SVGA_REG_ID: | |
634 | return s->svgaid; | |
635 | ||
636 | case SVGA_REG_ENABLE: | |
637 | return s->enable; | |
638 | ||
639 | case SVGA_REG_WIDTH: | |
640 | return s->width; | |
641 | ||
642 | case SVGA_REG_HEIGHT: | |
643 | return s->height; | |
644 | ||
645 | case SVGA_REG_MAX_WIDTH: | |
646 | return SVGA_MAX_WIDTH; | |
647 | ||
648 | case SVGA_REG_MAX_HEIGHT: | |
f707cfba | 649 | return SVGA_MAX_HEIGHT; |
d34cab9f TS |
650 | |
651 | case SVGA_REG_DEPTH: | |
652 | return s->depth; | |
653 | ||
654 | case SVGA_REG_BITS_PER_PIXEL: | |
655 | return (s->depth + 7) & ~7; | |
656 | ||
657 | case SVGA_REG_PSEUDOCOLOR: | |
658 | return 0x0; | |
659 | ||
660 | case SVGA_REG_RED_MASK: | |
661 | return s->wred; | |
662 | case SVGA_REG_GREEN_MASK: | |
663 | return s->wgreen; | |
664 | case SVGA_REG_BLUE_MASK: | |
665 | return s->wblue; | |
666 | ||
667 | case SVGA_REG_BYTES_PER_LINE: | |
668 | return ((s->depth + 7) >> 3) * s->new_width; | |
669 | ||
670 | case SVGA_REG_FB_START: | |
3016d80b | 671 | return s->vram_base; |
d34cab9f TS |
672 | |
673 | case SVGA_REG_FB_OFFSET: | |
674 | return 0x0; | |
675 | ||
676 | case SVGA_REG_VRAM_SIZE: | |
677 | return s->vram_size - SVGA_FIFO_SIZE; | |
678 | ||
679 | case SVGA_REG_FB_SIZE: | |
680 | return s->fb_size; | |
681 | ||
682 | case SVGA_REG_CAPABILITIES: | |
683 | caps = SVGA_CAP_NONE; | |
684 | #ifdef HW_RECT_ACCEL | |
685 | caps |= SVGA_CAP_RECT_COPY; | |
686 | #endif | |
687 | #ifdef HW_FILL_ACCEL | |
688 | caps |= SVGA_CAP_RECT_FILL; | |
689 | #endif | |
690 | #ifdef HW_MOUSE_ACCEL | |
691 | if (s->ds->mouse_set) | |
692 | caps |= SVGA_CAP_CURSOR | SVGA_CAP_CURSOR_BYPASS_2 | | |
693 | SVGA_CAP_CURSOR_BYPASS; | |
694 | #endif | |
695 | return caps; | |
696 | ||
697 | case SVGA_REG_MEM_START: | |
3016d80b | 698 | return s->vram_base + s->vram_size - SVGA_FIFO_SIZE; |
d34cab9f TS |
699 | |
700 | case SVGA_REG_MEM_SIZE: | |
701 | return SVGA_FIFO_SIZE; | |
702 | ||
703 | case SVGA_REG_CONFIG_DONE: | |
704 | return s->config; | |
705 | ||
706 | case SVGA_REG_SYNC: | |
707 | case SVGA_REG_BUSY: | |
708 | return s->syncing; | |
709 | ||
710 | case SVGA_REG_GUEST_ID: | |
711 | return s->guest; | |
712 | ||
713 | case SVGA_REG_CURSOR_ID: | |
714 | return s->cursor.id; | |
715 | ||
716 | case SVGA_REG_CURSOR_X: | |
717 | return s->cursor.x; | |
718 | ||
719 | case SVGA_REG_CURSOR_Y: | |
720 | return s->cursor.x; | |
721 | ||
722 | case SVGA_REG_CURSOR_ON: | |
723 | return s->cursor.on; | |
724 | ||
725 | case SVGA_REG_HOST_BITS_PER_PIXEL: | |
726 | return (s->depth + 7) & ~7; | |
727 | ||
728 | case SVGA_REG_SCRATCH_SIZE: | |
729 | return s->scratch_size; | |
730 | ||
731 | case SVGA_REG_MEM_REGS: | |
732 | case SVGA_REG_NUM_DISPLAYS: | |
733 | case SVGA_REG_PITCHLOCK: | |
734 | case SVGA_PALETTE_BASE ... SVGA_PALETTE_END: | |
735 | return 0; | |
736 | ||
737 | default: | |
738 | if (s->index >= SVGA_SCRATCH_BASE && | |
739 | s->index < SVGA_SCRATCH_BASE + s->scratch_size) | |
740 | return s->scratch[s->index - SVGA_SCRATCH_BASE]; | |
741 | printf("%s: Bad register %02x\n", __FUNCTION__, s->index); | |
742 | } | |
743 | ||
744 | return 0; | |
745 | } | |
746 | ||
747 | static void vmsvga_value_write(void *opaque, uint32_t address, uint32_t value) | |
748 | { | |
749 | struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; | |
750 | switch (s->index) { | |
751 | case SVGA_REG_ID: | |
752 | if (value == SVGA_ID_2 || value == SVGA_ID_1 || value == SVGA_ID_0) | |
753 | s->svgaid = value; | |
754 | break; | |
755 | ||
756 | case SVGA_REG_ENABLE: | |
f707cfba AZ |
757 | s->enable = value; |
758 | s->config &= !!value; | |
d34cab9f TS |
759 | s->width = -1; |
760 | s->height = -1; | |
761 | s->invalidated = 1; | |
762 | #ifdef EMBED_STDVGA | |
763 | s->invalidate(opaque); | |
764 | #endif | |
765 | if (s->enable) | |
766 | s->fb_size = ((s->depth + 7) >> 3) * s->new_width * s->new_height; | |
767 | break; | |
768 | ||
769 | case SVGA_REG_WIDTH: | |
770 | s->new_width = value; | |
771 | s->invalidated = 1; | |
772 | break; | |
773 | ||
774 | case SVGA_REG_HEIGHT: | |
775 | s->new_height = value; | |
776 | s->invalidated = 1; | |
777 | break; | |
778 | ||
779 | case SVGA_REG_DEPTH: | |
780 | case SVGA_REG_BITS_PER_PIXEL: | |
781 | if (value != s->depth) { | |
782 | printf("%s: Bad colour depth: %i bits\n", __FUNCTION__, value); | |
783 | s->config = 0; | |
784 | } | |
785 | break; | |
786 | ||
787 | case SVGA_REG_CONFIG_DONE: | |
788 | if (value) { | |
789 | s->fifo = (uint32_t *) &s->vram[s->vram_size - SVGA_FIFO_SIZE]; | |
790 | /* Check range and alignment. */ | |
791 | if ((s->cmd->min | s->cmd->max | | |
792 | s->cmd->next_cmd | s->cmd->stop) & 3) | |
793 | break; | |
794 | if (s->cmd->min < (uint8_t *) s->cmd->fifo - (uint8_t *) s->fifo) | |
795 | break; | |
796 | if (s->cmd->max > SVGA_FIFO_SIZE) | |
797 | break; | |
798 | if (s->cmd->max < s->cmd->min + 10 * 1024) | |
799 | break; | |
800 | } | |
f707cfba | 801 | s->config = !!value; |
d34cab9f TS |
802 | break; |
803 | ||
804 | case SVGA_REG_SYNC: | |
805 | s->syncing = 1; | |
806 | vmsvga_fifo_run(s); /* Or should we just wait for update_display? */ | |
807 | break; | |
808 | ||
809 | case SVGA_REG_GUEST_ID: | |
810 | s->guest = value; | |
811 | #ifdef VERBOSE | |
812 | if (value >= GUEST_OS_BASE && value < GUEST_OS_BASE + | |
813 | sizeof(vmsvga_guest_id) / sizeof(*vmsvga_guest_id)) | |
814 | printf("%s: guest runs %s.\n", __FUNCTION__, | |
815 | vmsvga_guest_id[value - GUEST_OS_BASE]); | |
816 | #endif | |
817 | break; | |
818 | ||
819 | case SVGA_REG_CURSOR_ID: | |
820 | s->cursor.id = value; | |
821 | break; | |
822 | ||
823 | case SVGA_REG_CURSOR_X: | |
824 | s->cursor.x = value; | |
825 | break; | |
826 | ||
827 | case SVGA_REG_CURSOR_Y: | |
828 | s->cursor.y = value; | |
829 | break; | |
830 | ||
831 | case SVGA_REG_CURSOR_ON: | |
832 | s->cursor.on |= (value == SVGA_CURSOR_ON_SHOW); | |
833 | s->cursor.on &= (value != SVGA_CURSOR_ON_HIDE); | |
834 | #ifdef HW_MOUSE_ACCEL | |
835 | if (s->ds->mouse_set && value <= SVGA_CURSOR_ON_SHOW) | |
836 | s->ds->mouse_set(s->cursor.x, s->cursor.y, s->cursor.on); | |
837 | #endif | |
838 | break; | |
839 | ||
840 | case SVGA_REG_MEM_REGS: | |
841 | case SVGA_REG_NUM_DISPLAYS: | |
842 | case SVGA_REG_PITCHLOCK: | |
843 | case SVGA_PALETTE_BASE ... SVGA_PALETTE_END: | |
844 | break; | |
845 | ||
846 | default: | |
847 | if (s->index >= SVGA_SCRATCH_BASE && | |
848 | s->index < SVGA_SCRATCH_BASE + s->scratch_size) { | |
849 | s->scratch[s->index - SVGA_SCRATCH_BASE] = value; | |
850 | break; | |
851 | } | |
852 | printf("%s: Bad register %02x\n", __FUNCTION__, s->index); | |
853 | } | |
854 | } | |
855 | ||
856 | static uint32_t vmsvga_bios_read(void *opaque, uint32_t address) | |
857 | { | |
858 | printf("%s: what are we supposed to return?\n", __FUNCTION__); | |
859 | return 0xcafe; | |
860 | } | |
861 | ||
862 | static void vmsvga_bios_write(void *opaque, uint32_t address, uint32_t data) | |
863 | { | |
864 | printf("%s: what are we supposed to do with (%08x)?\n", | |
865 | __FUNCTION__, data); | |
866 | } | |
867 | ||
868 | static inline void vmsvga_size(struct vmsvga_state_s *s) | |
869 | { | |
870 | if (s->new_width != s->width || s->new_height != s->height) { | |
871 | s->width = s->new_width; | |
872 | s->height = s->new_height; | |
c60e08d9 | 873 | qemu_console_resize(s->console, s->width, s->height); |
d34cab9f TS |
874 | s->invalidated = 1; |
875 | } | |
876 | } | |
877 | ||
878 | static void vmsvga_update_display(void *opaque) | |
879 | { | |
880 | struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; | |
881 | if (!s->enable) { | |
882 | #ifdef EMBED_STDVGA | |
883 | s->update(opaque); | |
884 | #endif | |
885 | return; | |
886 | } | |
887 | ||
888 | vmsvga_size(s); | |
889 | ||
890 | vmsvga_fifo_run(s); | |
891 | vmsvga_update_rect_flush(s); | |
892 | ||
893 | /* | |
894 | * Is it more efficient to look at vram VGA-dirty bits or wait | |
895 | * for the driver to issue SVGA_CMD_UPDATE? | |
896 | */ | |
897 | if (s->invalidated) { | |
898 | s->invalidated = 0; | |
899 | vmsvga_update_screen(s); | |
900 | } | |
901 | } | |
902 | ||
903 | static void vmsvga_reset(struct vmsvga_state_s *s) | |
904 | { | |
905 | s->index = 0; | |
906 | s->enable = 0; | |
907 | s->config = 0; | |
908 | s->width = -1; | |
909 | s->height = -1; | |
910 | s->svgaid = SVGA_ID; | |
911 | s->depth = s->ds->depth ? s->ds->depth : 24; | |
912 | s->bypp = (s->depth + 7) >> 3; | |
913 | s->cursor.on = 0; | |
914 | s->redraw_fifo_first = 0; | |
915 | s->redraw_fifo_last = 0; | |
916 | switch (s->depth) { | |
917 | case 8: | |
918 | s->wred = 0x00000007; | |
919 | s->wgreen = 0x00000038; | |
920 | s->wblue = 0x000000c0; | |
921 | break; | |
922 | case 15: | |
923 | s->wred = 0x0000001f; | |
924 | s->wgreen = 0x000003e0; | |
925 | s->wblue = 0x00007c00; | |
926 | break; | |
927 | case 16: | |
928 | s->wred = 0x0000001f; | |
929 | s->wgreen = 0x000007e0; | |
930 | s->wblue = 0x0000f800; | |
931 | break; | |
932 | case 24: | |
f707cfba | 933 | s->wred = 0x00ff0000; |
d34cab9f | 934 | s->wgreen = 0x0000ff00; |
f707cfba | 935 | s->wblue = 0x000000ff; |
d34cab9f TS |
936 | break; |
937 | case 32: | |
f707cfba | 938 | s->wred = 0x00ff0000; |
d34cab9f | 939 | s->wgreen = 0x0000ff00; |
f707cfba | 940 | s->wblue = 0x000000ff; |
d34cab9f TS |
941 | break; |
942 | } | |
943 | s->syncing = 0; | |
944 | } | |
945 | ||
946 | static void vmsvga_invalidate_display(void *opaque) | |
947 | { | |
948 | struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; | |
949 | if (!s->enable) { | |
950 | #ifdef EMBED_STDVGA | |
951 | s->invalidate(opaque); | |
952 | #endif | |
953 | return; | |
954 | } | |
955 | ||
956 | s->invalidated = 1; | |
957 | } | |
958 | ||
f707cfba AZ |
959 | /* save the vga display in a PPM image even if no display is |
960 | available */ | |
d34cab9f TS |
961 | static void vmsvga_screen_dump(void *opaque, const char *filename) |
962 | { | |
963 | struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; | |
964 | if (!s->enable) { | |
965 | #ifdef EMBED_STDVGA | |
966 | s->screen_dump(opaque, filename); | |
967 | #endif | |
968 | return; | |
969 | } | |
970 | ||
f707cfba AZ |
971 | if (s->depth == 32) { |
972 | ppm_save(filename, s->vram, s->width, s->height, s->ds->linesize); | |
973 | } | |
d34cab9f TS |
974 | } |
975 | ||
4d3b6f6e AZ |
976 | static void vmsvga_text_update(void *opaque, console_ch_t *chardata) |
977 | { | |
978 | struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; | |
979 | ||
980 | if (s->text_update) | |
981 | s->text_update(opaque, chardata); | |
982 | } | |
983 | ||
d34cab9f TS |
984 | #ifdef DIRECT_VRAM |
985 | static uint32_t vmsvga_vram_readb(void *opaque, target_phys_addr_t addr) | |
986 | { | |
987 | struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; | |
3016d80b | 988 | addr -= s->vram_base; |
d34cab9f TS |
989 | if (addr < s->fb_size) |
990 | return *(uint8_t *) (s->ds->data + addr); | |
991 | else | |
992 | return *(uint8_t *) (s->vram + addr); | |
993 | } | |
994 | ||
995 | static uint32_t vmsvga_vram_readw(void *opaque, target_phys_addr_t addr) | |
996 | { | |
997 | struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; | |
3016d80b | 998 | addr -= s->vram_base; |
d34cab9f TS |
999 | if (addr < s->fb_size) |
1000 | return *(uint16_t *) (s->ds->data + addr); | |
1001 | else | |
1002 | return *(uint16_t *) (s->vram + addr); | |
1003 | } | |
1004 | ||
1005 | static uint32_t vmsvga_vram_readl(void *opaque, target_phys_addr_t addr) | |
1006 | { | |
1007 | struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; | |
3016d80b | 1008 | addr -= s->vram_base; |
d34cab9f TS |
1009 | if (addr < s->fb_size) |
1010 | return *(uint32_t *) (s->ds->data + addr); | |
1011 | else | |
1012 | return *(uint32_t *) (s->vram + addr); | |
1013 | } | |
1014 | ||
1015 | static void vmsvga_vram_writeb(void *opaque, target_phys_addr_t addr, | |
1016 | uint32_t value) | |
1017 | { | |
1018 | struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; | |
3016d80b | 1019 | addr -= s->vram_base; |
d34cab9f TS |
1020 | if (addr < s->fb_size) |
1021 | *(uint8_t *) (s->ds->data + addr) = value; | |
1022 | else | |
1023 | *(uint8_t *) (s->vram + addr) = value; | |
1024 | } | |
1025 | ||
1026 | static void vmsvga_vram_writew(void *opaque, target_phys_addr_t addr, | |
1027 | uint32_t value) | |
1028 | { | |
1029 | struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; | |
3016d80b | 1030 | addr -= s->vram_base; |
d34cab9f TS |
1031 | if (addr < s->fb_size) |
1032 | *(uint16_t *) (s->ds->data + addr) = value; | |
1033 | else | |
1034 | *(uint16_t *) (s->vram + addr) = value; | |
1035 | } | |
1036 | ||
1037 | static void vmsvga_vram_writel(void *opaque, target_phys_addr_t addr, | |
1038 | uint32_t value) | |
1039 | { | |
1040 | struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; | |
3016d80b | 1041 | addr -= s->vram_base; |
d34cab9f TS |
1042 | if (addr < s->fb_size) |
1043 | *(uint32_t *) (s->ds->data + addr) = value; | |
1044 | else | |
1045 | *(uint32_t *) (s->vram + addr) = value; | |
1046 | } | |
1047 | ||
1048 | static CPUReadMemoryFunc *vmsvga_vram_read[] = { | |
1049 | vmsvga_vram_readb, | |
1050 | vmsvga_vram_readw, | |
1051 | vmsvga_vram_readl, | |
1052 | }; | |
1053 | ||
1054 | static CPUWriteMemoryFunc *vmsvga_vram_write[] = { | |
1055 | vmsvga_vram_writeb, | |
1056 | vmsvga_vram_writew, | |
1057 | vmsvga_vram_writel, | |
1058 | }; | |
1059 | #endif | |
1060 | ||
1061 | static void vmsvga_save(struct vmsvga_state_s *s, QEMUFile *f) | |
1062 | { | |
bee8d684 TS |
1063 | qemu_put_be32(f, s->depth); |
1064 | qemu_put_be32(f, s->enable); | |
1065 | qemu_put_be32(f, s->config); | |
1066 | qemu_put_be32(f, s->cursor.id); | |
1067 | qemu_put_be32(f, s->cursor.x); | |
1068 | qemu_put_be32(f, s->cursor.y); | |
1069 | qemu_put_be32(f, s->cursor.on); | |
1070 | qemu_put_be32(f, s->index); | |
d34cab9f | 1071 | qemu_put_buffer(f, (uint8_t *) s->scratch, s->scratch_size * 4); |
bee8d684 TS |
1072 | qemu_put_be32(f, s->new_width); |
1073 | qemu_put_be32(f, s->new_height); | |
d34cab9f TS |
1074 | qemu_put_be32s(f, &s->guest); |
1075 | qemu_put_be32s(f, &s->svgaid); | |
bee8d684 TS |
1076 | qemu_put_be32(f, s->syncing); |
1077 | qemu_put_be32(f, s->fb_size); | |
d34cab9f TS |
1078 | } |
1079 | ||
1080 | static int vmsvga_load(struct vmsvga_state_s *s, QEMUFile *f) | |
1081 | { | |
1082 | int depth; | |
bee8d684 TS |
1083 | depth=qemu_get_be32(f); |
1084 | s->enable=qemu_get_be32(f); | |
1085 | s->config=qemu_get_be32(f); | |
1086 | s->cursor.id=qemu_get_be32(f); | |
1087 | s->cursor.x=qemu_get_be32(f); | |
1088 | s->cursor.y=qemu_get_be32(f); | |
1089 | s->cursor.on=qemu_get_be32(f); | |
1090 | s->index=qemu_get_be32(f); | |
d34cab9f | 1091 | qemu_get_buffer(f, (uint8_t *) s->scratch, s->scratch_size * 4); |
bee8d684 TS |
1092 | s->new_width=qemu_get_be32(f); |
1093 | s->new_height=qemu_get_be32(f); | |
d34cab9f TS |
1094 | qemu_get_be32s(f, &s->guest); |
1095 | qemu_get_be32s(f, &s->svgaid); | |
bee8d684 TS |
1096 | s->syncing=qemu_get_be32(f); |
1097 | s->fb_size=qemu_get_be32(f); | |
d34cab9f TS |
1098 | |
1099 | if (s->enable && depth != s->depth) { | |
1100 | printf("%s: need colour depth of %i bits to resume operation.\n", | |
1101 | __FUNCTION__, depth); | |
1102 | return -EINVAL; | |
1103 | } | |
1104 | ||
1105 | s->invalidated = 1; | |
1106 | if (s->config) | |
1107 | s->fifo = (uint32_t *) &s->vram[s->vram_size - SVGA_FIFO_SIZE]; | |
1108 | ||
1109 | return 0; | |
1110 | } | |
1111 | ||
1112 | static void vmsvga_init(struct vmsvga_state_s *s, DisplayState *ds, | |
1113 | uint8_t *vga_ram_base, unsigned long vga_ram_offset, | |
1114 | int vga_ram_size) | |
1115 | { | |
d34cab9f TS |
1116 | s->ds = ds; |
1117 | s->vram = vga_ram_base; | |
1118 | s->vram_size = vga_ram_size; | |
6f9bc132 | 1119 | s->vram_offset = vga_ram_offset; |
d34cab9f TS |
1120 | |
1121 | s->scratch_size = SVGA_SCRATCH_SIZE; | |
1122 | s->scratch = (uint32_t *) qemu_malloc(s->scratch_size * 4); | |
1123 | ||
1124 | vmsvga_reset(s); | |
1125 | ||
d34cab9f TS |
1126 | #ifdef EMBED_STDVGA |
1127 | vga_common_init((VGAState *) s, ds, | |
1128 | vga_ram_base, vga_ram_offset, vga_ram_size); | |
1129 | vga_init((VGAState *) s); | |
1130 | #endif | |
e93a5f4f AZ |
1131 | |
1132 | s->console = graphic_console_init(ds, vmsvga_update_display, | |
1133 | vmsvga_invalidate_display, | |
1134 | vmsvga_screen_dump, | |
1135 | vmsvga_text_update, s); | |
931ea435 AZ |
1136 | |
1137 | #ifdef CONFIG_BOCHS_VBE | |
1138 | /* XXX: use optimized standard vga accesses */ | |
1139 | cpu_register_physical_memory(VBE_DISPI_LFB_PHYSICAL_ADDRESS, | |
1140 | vga_ram_size, vga_ram_offset); | |
1141 | #endif | |
d34cab9f TS |
1142 | } |
1143 | ||
1144 | static void pci_vmsvga_save(QEMUFile *f, void *opaque) | |
1145 | { | |
1146 | struct pci_vmsvga_state_s *s = (struct pci_vmsvga_state_s *) opaque; | |
1147 | pci_device_save(&s->card, f); | |
1148 | vmsvga_save(&s->chip, f); | |
1149 | } | |
1150 | ||
1151 | static int pci_vmsvga_load(QEMUFile *f, void *opaque, int version_id) | |
1152 | { | |
1153 | struct pci_vmsvga_state_s *s = (struct pci_vmsvga_state_s *) opaque; | |
1154 | int ret; | |
1155 | ||
1156 | ret = pci_device_load(&s->card, f); | |
1157 | if (ret < 0) | |
1158 | return ret; | |
1159 | ||
1160 | ret = vmsvga_load(&s->chip, f); | |
1161 | if (ret < 0) | |
1162 | return ret; | |
1163 | ||
1164 | return 0; | |
1165 | } | |
1166 | ||
1492a3c4 AZ |
1167 | static void pci_vmsvga_map_ioport(PCIDevice *pci_dev, int region_num, |
1168 | uint32_t addr, uint32_t size, int type) | |
1169 | { | |
1170 | struct pci_vmsvga_state_s *d = (struct pci_vmsvga_state_s *) pci_dev; | |
1171 | struct vmsvga_state_s *s = &d->chip; | |
1172 | ||
1173 | register_ioport_read(addr + SVGA_IO_MUL * SVGA_INDEX_PORT, | |
1174 | 1, 4, vmsvga_index_read, s); | |
1175 | register_ioport_write(addr + SVGA_IO_MUL * SVGA_INDEX_PORT, | |
1176 | 1, 4, vmsvga_index_write, s); | |
1177 | register_ioport_read(addr + SVGA_IO_MUL * SVGA_VALUE_PORT, | |
1178 | 1, 4, vmsvga_value_read, s); | |
1179 | register_ioport_write(addr + SVGA_IO_MUL * SVGA_VALUE_PORT, | |
1180 | 1, 4, vmsvga_value_write, s); | |
1181 | register_ioport_read(addr + SVGA_IO_MUL * SVGA_BIOS_PORT, | |
1182 | 1, 4, vmsvga_bios_read, s); | |
1183 | register_ioport_write(addr + SVGA_IO_MUL * SVGA_BIOS_PORT, | |
1184 | 1, 4, vmsvga_bios_write, s); | |
1185 | } | |
1186 | ||
3016d80b AZ |
1187 | static void pci_vmsvga_map_mem(PCIDevice *pci_dev, int region_num, |
1188 | uint32_t addr, uint32_t size, int type) | |
1189 | { | |
1190 | struct pci_vmsvga_state_s *d = (struct pci_vmsvga_state_s *) pci_dev; | |
1191 | struct vmsvga_state_s *s = &d->chip; | |
1192 | int iomemtype; | |
1193 | ||
1194 | s->vram_base = addr; | |
1195 | #ifdef DIRECT_VRAM | |
1196 | iomemtype = cpu_register_io_memory(0, vmsvga_vram_read, | |
1197 | vmsvga_vram_write, s); | |
1198 | #else | |
6f9bc132 | 1199 | iomemtype = s->vram_offset | IO_MEM_RAM; |
3016d80b AZ |
1200 | #endif |
1201 | cpu_register_physical_memory(s->vram_base, s->vram_size, | |
1202 | iomemtype); | |
1203 | } | |
1204 | ||
d34cab9f TS |
1205 | #define PCI_VENDOR_ID_VMWARE 0x15ad |
1206 | #define PCI_DEVICE_ID_VMWARE_SVGA2 0x0405 | |
1207 | #define PCI_DEVICE_ID_VMWARE_SVGA 0x0710 | |
1208 | #define PCI_DEVICE_ID_VMWARE_NET 0x0720 | |
1209 | #define PCI_DEVICE_ID_VMWARE_SCSI 0x0730 | |
1210 | #define PCI_DEVICE_ID_VMWARE_IDE 0x1729 | |
1211 | #define PCI_CLASS_BASE_DISPLAY 0x03 | |
1212 | #define PCI_CLASS_SUB_VGA 0x00 | |
1213 | #define PCI_CLASS_HEADERTYPE_00h 0x00 | |
1214 | ||
1215 | void pci_vmsvga_init(PCIBus *bus, DisplayState *ds, uint8_t *vga_ram_base, | |
1216 | unsigned long vga_ram_offset, int vga_ram_size) | |
1217 | { | |
1218 | struct pci_vmsvga_state_s *s; | |
1219 | ||
1220 | /* Setup PCI configuration */ | |
1221 | s = (struct pci_vmsvga_state_s *) | |
1222 | pci_register_device(bus, "QEMUware SVGA", | |
1223 | sizeof(struct pci_vmsvga_state_s), -1, 0, 0); | |
1224 | s->card.config[PCI_VENDOR_ID] = PCI_VENDOR_ID_VMWARE & 0xff; | |
1225 | s->card.config[PCI_VENDOR_ID + 1] = PCI_VENDOR_ID_VMWARE >> 8; | |
1226 | s->card.config[PCI_DEVICE_ID] = SVGA_PCI_DEVICE_ID & 0xff; | |
1227 | s->card.config[PCI_DEVICE_ID + 1] = SVGA_PCI_DEVICE_ID >> 8; | |
1228 | s->card.config[PCI_COMMAND] = 0x07; /* I/O + Memory */ | |
1229 | s->card.config[PCI_CLASS_DEVICE] = PCI_CLASS_SUB_VGA; | |
1230 | s->card.config[0x0b] = PCI_CLASS_BASE_DISPLAY; | |
1231 | s->card.config[0x0c] = 0x08; /* Cache line size */ | |
1232 | s->card.config[0x0d] = 0x40; /* Latency timer */ | |
1233 | s->card.config[0x0e] = PCI_CLASS_HEADERTYPE_00h; | |
d34cab9f TS |
1234 | s->card.config[0x2c] = PCI_VENDOR_ID_VMWARE & 0xff; |
1235 | s->card.config[0x2d] = PCI_VENDOR_ID_VMWARE >> 8; | |
1236 | s->card.config[0x2e] = SVGA_PCI_DEVICE_ID & 0xff; | |
1237 | s->card.config[0x2f] = SVGA_PCI_DEVICE_ID >> 8; | |
1238 | s->card.config[0x3c] = 0xff; /* End */ | |
1239 | ||
1492a3c4 AZ |
1240 | pci_register_io_region(&s->card, 0, 0x10, |
1241 | PCI_ADDRESS_SPACE_IO, pci_vmsvga_map_ioport); | |
2408b77b | 1242 | pci_register_io_region(&s->card, 1, vga_ram_size, |
3016d80b | 1243 | PCI_ADDRESS_SPACE_MEM_PREFETCH, pci_vmsvga_map_mem); |
1492a3c4 | 1244 | |
d34cab9f TS |
1245 | vmsvga_init(&s->chip, ds, vga_ram_base, vga_ram_offset, vga_ram_size); |
1246 | ||
1247 | register_savevm("vmware_vga", 0, 0, pci_vmsvga_save, pci_vmsvga_load, s); | |
1248 | } |