2 * QEMU VMware-SVGA "chipset".
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:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
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
33 #define HW_MOUSE_ACCEL
39 struct vmsvga_state_s {
61 ram_addr_t vram_offset;
64 target_phys_addr_t vram_base;
81 struct __attribute__((__packed__)) {
86 /* Add registers here when adding capabilities. */
91 #define REDRAW_FIFO_LEN 512
92 struct vmsvga_rect_s {
94 } redraw_fifo[REDRAW_FIFO_LEN];
95 int redraw_fifo_first, redraw_fifo_last;
98 struct pci_vmsvga_state_s {
100 struct vmsvga_state_s chip;
103 #define SVGA_MAGIC 0x900000UL
104 #define SVGA_MAKE_ID(ver) (SVGA_MAGIC << 8 | (ver))
105 #define SVGA_ID_0 SVGA_MAKE_ID(0)
106 #define SVGA_ID_1 SVGA_MAKE_ID(1)
107 #define SVGA_ID_2 SVGA_MAKE_ID(2)
109 #define SVGA_LEGACY_BASE_PORT 0x4560
110 #define SVGA_INDEX_PORT 0x0
111 #define SVGA_VALUE_PORT 0x1
112 #define SVGA_BIOS_PORT 0x2
114 #define SVGA_VERSION_2
116 #ifdef SVGA_VERSION_2
117 # define SVGA_ID SVGA_ID_2
118 # define SVGA_IO_BASE SVGA_LEGACY_BASE_PORT
119 # define SVGA_IO_MUL 1
120 # define SVGA_FIFO_SIZE 0x10000
121 # define SVGA_MEM_BASE 0xe0000000
122 # define SVGA_PCI_DEVICE_ID PCI_DEVICE_ID_VMWARE_SVGA2
124 # define SVGA_ID SVGA_ID_1
125 # define SVGA_IO_BASE SVGA_LEGACY_BASE_PORT
126 # define SVGA_IO_MUL 4
127 # define SVGA_FIFO_SIZE 0x10000
128 # define SVGA_MEM_BASE 0xe0000000
129 # define SVGA_PCI_DEVICE_ID PCI_DEVICE_ID_VMWARE_SVGA
133 /* ID 0, 1 and 2 registers */
138 SVGA_REG_MAX_WIDTH = 4,
139 SVGA_REG_MAX_HEIGHT = 5,
141 SVGA_REG_BITS_PER_PIXEL = 7, /* Current bpp in the guest */
142 SVGA_REG_PSEUDOCOLOR = 8,
143 SVGA_REG_RED_MASK = 9,
144 SVGA_REG_GREEN_MASK = 10,
145 SVGA_REG_BLUE_MASK = 11,
146 SVGA_REG_BYTES_PER_LINE = 12,
147 SVGA_REG_FB_START = 13,
148 SVGA_REG_FB_OFFSET = 14,
149 SVGA_REG_VRAM_SIZE = 15,
150 SVGA_REG_FB_SIZE = 16,
152 /* ID 1 and 2 registers */
153 SVGA_REG_CAPABILITIES = 17,
154 SVGA_REG_MEM_START = 18, /* Memory for command FIFO */
155 SVGA_REG_MEM_SIZE = 19,
156 SVGA_REG_CONFIG_DONE = 20, /* Set when memory area configured */
157 SVGA_REG_SYNC = 21, /* Write to force synchronization */
158 SVGA_REG_BUSY = 22, /* Read to check if sync is done */
159 SVGA_REG_GUEST_ID = 23, /* Set guest OS identifier */
160 SVGA_REG_CURSOR_ID = 24, /* ID of cursor */
161 SVGA_REG_CURSOR_X = 25, /* Set cursor X position */
162 SVGA_REG_CURSOR_Y = 26, /* Set cursor Y position */
163 SVGA_REG_CURSOR_ON = 27, /* Turn cursor on/off */
164 SVGA_REG_HOST_BITS_PER_PIXEL = 28, /* Current bpp in the host */
165 SVGA_REG_SCRATCH_SIZE = 29, /* Number of scratch registers */
166 SVGA_REG_MEM_REGS = 30, /* Number of FIFO registers */
167 SVGA_REG_NUM_DISPLAYS = 31, /* Number of guest displays */
168 SVGA_REG_PITCHLOCK = 32, /* Fixed pitch for all modes */
170 SVGA_PALETTE_BASE = 1024, /* Base of SVGA color map */
171 SVGA_PALETTE_END = SVGA_PALETTE_BASE + 767,
172 SVGA_SCRATCH_BASE = SVGA_PALETTE_BASE + 768,
175 #define SVGA_CAP_NONE 0
176 #define SVGA_CAP_RECT_FILL (1 << 0)
177 #define SVGA_CAP_RECT_COPY (1 << 1)
178 #define SVGA_CAP_RECT_PAT_FILL (1 << 2)
179 #define SVGA_CAP_LEGACY_OFFSCREEN (1 << 3)
180 #define SVGA_CAP_RASTER_OP (1 << 4)
181 #define SVGA_CAP_CURSOR (1 << 5)
182 #define SVGA_CAP_CURSOR_BYPASS (1 << 6)
183 #define SVGA_CAP_CURSOR_BYPASS_2 (1 << 7)
184 #define SVGA_CAP_8BIT_EMULATION (1 << 8)
185 #define SVGA_CAP_ALPHA_CURSOR (1 << 9)
186 #define SVGA_CAP_GLYPH (1 << 10)
187 #define SVGA_CAP_GLYPH_CLIPPING (1 << 11)
188 #define SVGA_CAP_OFFSCREEN_1 (1 << 12)
189 #define SVGA_CAP_ALPHA_BLEND (1 << 13)
190 #define SVGA_CAP_3D (1 << 14)
191 #define SVGA_CAP_EXTENDED_FIFO (1 << 15)
192 #define SVGA_CAP_MULTIMON (1 << 16)
193 #define SVGA_CAP_PITCHLOCK (1 << 17)
196 * FIFO offsets (seen as an array of 32-bit words)
200 * The original defined FIFO offsets
203 SVGA_FIFO_MAX, /* The distance from MIN to MAX must be at least 10K */
208 * Additional offsets added as of SVGA_CAP_EXTENDED_FIFO
210 SVGA_FIFO_CAPABILITIES = 4,
213 SVGA_FIFO_3D_HWVERSION,
217 #define SVGA_FIFO_CAP_NONE 0
218 #define SVGA_FIFO_CAP_FENCE (1 << 0)
219 #define SVGA_FIFO_CAP_ACCELFRONT (1 << 1)
220 #define SVGA_FIFO_CAP_PITCHLOCK (1 << 2)
222 #define SVGA_FIFO_FLAG_NONE 0
223 #define SVGA_FIFO_FLAG_ACCELFRONT (1 << 0)
225 /* These values can probably be changed arbitrarily. */
226 #define SVGA_SCRATCH_SIZE 0x8000
227 #define SVGA_MAX_WIDTH 2360
228 #define SVGA_MAX_HEIGHT 1770
231 # define GUEST_OS_BASE 0x5001
232 static const char *vmsvga_guest_id[] = {
234 [0x01] = "Windows 3.1",
235 [0x02] = "Windows 95",
236 [0x03] = "Windows 98",
237 [0x04] = "Windows ME",
238 [0x05] = "Windows NT",
239 [0x06] = "Windows 2000",
242 [0x09] = "an unknown OS",
245 [0x0c] = "an unknown OS",
246 [0x0d] = "an unknown OS",
247 [0x0e] = "an unknown OS",
248 [0x0f] = "an unknown OS",
249 [0x10] = "an unknown OS",
250 [0x11] = "an unknown OS",
251 [0x12] = "an unknown OS",
252 [0x13] = "an unknown OS",
253 [0x14] = "an unknown OS",
254 [0x15] = "Windows 2003",
259 SVGA_CMD_INVALID_CMD = 0,
261 SVGA_CMD_RECT_FILL = 2,
262 SVGA_CMD_RECT_COPY = 3,
263 SVGA_CMD_DEFINE_BITMAP = 4,
264 SVGA_CMD_DEFINE_BITMAP_SCANLINE = 5,
265 SVGA_CMD_DEFINE_PIXMAP = 6,
266 SVGA_CMD_DEFINE_PIXMAP_SCANLINE = 7,
267 SVGA_CMD_RECT_BITMAP_FILL = 8,
268 SVGA_CMD_RECT_PIXMAP_FILL = 9,
269 SVGA_CMD_RECT_BITMAP_COPY = 10,
270 SVGA_CMD_RECT_PIXMAP_COPY = 11,
271 SVGA_CMD_FREE_OBJECT = 12,
272 SVGA_CMD_RECT_ROP_FILL = 13,
273 SVGA_CMD_RECT_ROP_COPY = 14,
274 SVGA_CMD_RECT_ROP_BITMAP_FILL = 15,
275 SVGA_CMD_RECT_ROP_PIXMAP_FILL = 16,
276 SVGA_CMD_RECT_ROP_BITMAP_COPY = 17,
277 SVGA_CMD_RECT_ROP_PIXMAP_COPY = 18,
278 SVGA_CMD_DEFINE_CURSOR = 19,
279 SVGA_CMD_DISPLAY_CURSOR = 20,
280 SVGA_CMD_MOVE_CURSOR = 21,
281 SVGA_CMD_DEFINE_ALPHA_CURSOR = 22,
282 SVGA_CMD_DRAW_GLYPH = 23,
283 SVGA_CMD_DRAW_GLYPH_CLIPPED = 24,
284 SVGA_CMD_UPDATE_VERBOSE = 25,
285 SVGA_CMD_SURFACE_FILL = 26,
286 SVGA_CMD_SURFACE_COPY = 27,
287 SVGA_CMD_SURFACE_ALPHA_BLEND = 28,
288 SVGA_CMD_FRONT_ROP_FILL = 29,
292 /* Legal values for the SVGA_REG_CURSOR_ON register in cursor bypass mode */
294 SVGA_CURSOR_ON_HIDE = 0,
295 SVGA_CURSOR_ON_SHOW = 1,
296 SVGA_CURSOR_ON_REMOVE_FROM_FB = 2,
297 SVGA_CURSOR_ON_RESTORE_TO_FB = 3,
300 static inline void vmsvga_update_rect(struct vmsvga_state_s *s,
301 int x, int y, int w, int h)
311 if (x + w > s->width) {
312 fprintf(stderr, "%s: update width too large x: %d, w: %d\n",
314 x = MIN(x, s->width);
318 if (y + h > s->height) {
319 fprintf(stderr, "%s: update height too large y: %d, h: %d\n",
321 y = MIN(y, s->height);
326 bypl = s->bypp * s->width;
328 start = s->bypp * x + bypl * y;
329 src = s->vram_ptr + start;
330 dst = ds_get_data(s->ds) + start;
332 for (; line > 0; line --, src += bypl, dst += bypl)
333 memcpy(dst, src, width);
336 dpy_update(s->ds, x, y, w, h);
339 static inline void vmsvga_update_screen(struct vmsvga_state_s *s)
342 memcpy(ds_get_data(s->ds), s->vram_ptr, s->bypp * s->width * s->height);
345 dpy_update(s->ds, 0, 0, s->width, s->height);
349 # define vmsvga_update_rect_delayed vmsvga_update_rect
351 static inline void vmsvga_update_rect_delayed(struct vmsvga_state_s *s,
352 int x, int y, int w, int h)
354 struct vmsvga_rect_s *rect = &s->redraw_fifo[s->redraw_fifo_last ++];
355 s->redraw_fifo_last &= REDRAW_FIFO_LEN - 1;
363 static inline void vmsvga_update_rect_flush(struct vmsvga_state_s *s)
365 struct vmsvga_rect_s *rect;
366 if (s->invalidated) {
367 s->redraw_fifo_first = s->redraw_fifo_last;
370 /* Overlapping region updates can be optimised out here - if someone
371 * knows a smart algorithm to do that, please share. */
372 while (s->redraw_fifo_first != s->redraw_fifo_last) {
373 rect = &s->redraw_fifo[s->redraw_fifo_first ++];
374 s->redraw_fifo_first &= REDRAW_FIFO_LEN - 1;
375 vmsvga_update_rect(s, rect->x, rect->y, rect->w, rect->h);
380 static inline void vmsvga_copy_rect(struct vmsvga_state_s *s,
381 int x0, int y0, int x1, int y1, int w, int h)
384 uint8_t *vram = ds_get_data(s->ds);
386 uint8_t *vram = s->vram_ptr;
388 int bypl = s->bypp * s->width;
389 int width = s->bypp * w;
395 qemu_console_copy(s->ds, x0, y0, x1, y1, w, h);
400 ptr[0] = vram + s->bypp * x0 + bypl * (y0 + h - 1);
401 ptr[1] = vram + s->bypp * x1 + bypl * (y1 + h - 1);
402 for (; line > 0; line --, ptr[0] -= bypl, ptr[1] -= bypl)
403 memmove(ptr[1], ptr[0], width);
405 ptr[0] = vram + s->bypp * x0 + bypl * y0;
406 ptr[1] = vram + s->bypp * x1 + bypl * y1;
407 for (; line > 0; line --, ptr[0] += bypl, ptr[1] += bypl)
408 memmove(ptr[1], ptr[0], width);
412 vmsvga_update_rect_delayed(s, x1, y1, w, h);
417 static inline void vmsvga_fill_rect(struct vmsvga_state_s *s,
418 uint32_t c, int x, int y, int w, int h)
421 uint8_t *vram = ds_get_data(s->ds);
423 uint8_t *vram = s->vram_ptr;
426 int bypl = bypp * s->width;
427 int width = bypp * w;
430 uint8_t *fst = vram + bypp * x + bypl * y;
437 s->ds->dpy_fill(s->ds, x, y, w, h, c);
449 for (column = width; column > 0; column --) {
450 *(dst ++) = *(src ++);
451 if (src - col == bypp)
455 for (; line > 0; line --) {
457 memcpy(dst, fst, width);
462 vmsvga_update_rect_delayed(s, x, y, w, h);
466 struct vmsvga_cursor_definition_s {
474 uint32_t image[1024];
477 #define SVGA_BITMAP_SIZE(w, h) ((((w) + 31) >> 5) * (h))
478 #define SVGA_PIXMAP_SIZE(w, h, bpp) (((((w) * (bpp)) + 31) >> 5) * (h))
480 #ifdef HW_MOUSE_ACCEL
481 static inline void vmsvga_cursor_define(struct vmsvga_state_s *s,
482 struct vmsvga_cursor_definition_s *c)
485 for (i = SVGA_BITMAP_SIZE(c->width, c->height) - 1; i >= 0; i --)
486 c->mask[i] = ~c->mask[i];
488 if (s->ds->cursor_define)
489 s->ds->cursor_define(c->width, c->height, c->bpp, c->hot_x, c->hot_y,
490 (uint8_t *) c->image, (uint8_t *) c->mask);
494 #define CMD(f) le32_to_cpu(s->cmd->f)
496 static inline int vmsvga_fifo_empty(struct vmsvga_state_s *s)
498 if (!s->config || !s->enable)
500 return (s->cmd->next_cmd == s->cmd->stop);
503 static inline uint32_t vmsvga_fifo_read_raw(struct vmsvga_state_s *s)
505 uint32_t cmd = s->fifo[CMD(stop) >> 2];
506 s->cmd->stop = cpu_to_le32(CMD(stop) + 4);
507 if (CMD(stop) >= CMD(max))
508 s->cmd->stop = s->cmd->min;
512 static inline uint32_t vmsvga_fifo_read(struct vmsvga_state_s *s)
514 return le32_to_cpu(vmsvga_fifo_read_raw(s));
517 static void vmsvga_fifo_run(struct vmsvga_state_s *s)
519 uint32_t cmd, colour;
521 int x, y, dx, dy, width, height;
522 struct vmsvga_cursor_definition_s cursor;
523 while (!vmsvga_fifo_empty(s))
524 switch (cmd = vmsvga_fifo_read(s)) {
525 case SVGA_CMD_UPDATE:
526 case SVGA_CMD_UPDATE_VERBOSE:
527 x = vmsvga_fifo_read(s);
528 y = vmsvga_fifo_read(s);
529 width = vmsvga_fifo_read(s);
530 height = vmsvga_fifo_read(s);
531 vmsvga_update_rect_delayed(s, x, y, width, height);
534 case SVGA_CMD_RECT_FILL:
535 colour = vmsvga_fifo_read(s);
536 x = vmsvga_fifo_read(s);
537 y = vmsvga_fifo_read(s);
538 width = vmsvga_fifo_read(s);
539 height = vmsvga_fifo_read(s);
541 vmsvga_fill_rect(s, colour, x, y, width, height);
547 case SVGA_CMD_RECT_COPY:
548 x = vmsvga_fifo_read(s);
549 y = vmsvga_fifo_read(s);
550 dx = vmsvga_fifo_read(s);
551 dy = vmsvga_fifo_read(s);
552 width = vmsvga_fifo_read(s);
553 height = vmsvga_fifo_read(s);
555 vmsvga_copy_rect(s, x, y, dx, dy, width, height);
561 case SVGA_CMD_DEFINE_CURSOR:
562 cursor.id = vmsvga_fifo_read(s);
563 cursor.hot_x = vmsvga_fifo_read(s);
564 cursor.hot_y = vmsvga_fifo_read(s);
565 cursor.width = x = vmsvga_fifo_read(s);
566 cursor.height = y = vmsvga_fifo_read(s);
568 cursor.bpp = vmsvga_fifo_read(s);
569 for (args = 0; args < SVGA_BITMAP_SIZE(x, y); args ++)
570 cursor.mask[args] = vmsvga_fifo_read_raw(s);
571 for (args = 0; args < SVGA_PIXMAP_SIZE(x, y, cursor.bpp); args ++)
572 cursor.image[args] = vmsvga_fifo_read_raw(s);
573 #ifdef HW_MOUSE_ACCEL
574 vmsvga_cursor_define(s, &cursor);
582 * Other commands that we at least know the number of arguments
583 * for so we can avoid FIFO desync if driver uses them illegally.
585 case SVGA_CMD_DEFINE_ALPHA_CURSOR:
589 x = vmsvga_fifo_read(s);
590 y = vmsvga_fifo_read(s);
593 case SVGA_CMD_RECT_ROP_FILL:
596 case SVGA_CMD_RECT_ROP_COPY:
599 case SVGA_CMD_DRAW_GLYPH_CLIPPED:
602 args = 7 + (vmsvga_fifo_read(s) >> 2);
604 case SVGA_CMD_SURFACE_ALPHA_BLEND:
609 * Other commands that are not listed as depending on any
610 * CAPABILITIES bits, but are not described in the README either.
612 case SVGA_CMD_SURFACE_FILL:
613 case SVGA_CMD_SURFACE_COPY:
614 case SVGA_CMD_FRONT_ROP_FILL:
616 case SVGA_CMD_INVALID_CMD:
623 printf("%s: Unknown command 0x%02x in SVGA command FIFO\n",
631 static uint32_t vmsvga_index_read(void *opaque, uint32_t address)
633 struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque;
637 static void vmsvga_index_write(void *opaque, uint32_t address, uint32_t index)
639 struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque;
643 static uint32_t vmsvga_value_read(void *opaque, uint32_t address)
646 struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque;
651 case SVGA_REG_ENABLE:
657 case SVGA_REG_HEIGHT:
660 case SVGA_REG_MAX_WIDTH:
661 return SVGA_MAX_WIDTH;
663 case SVGA_REG_MAX_HEIGHT:
664 return SVGA_MAX_HEIGHT;
669 case SVGA_REG_BITS_PER_PIXEL:
670 return (s->depth + 7) & ~7;
672 case SVGA_REG_PSEUDOCOLOR:
675 case SVGA_REG_RED_MASK:
677 case SVGA_REG_GREEN_MASK:
679 case SVGA_REG_BLUE_MASK:
682 case SVGA_REG_BYTES_PER_LINE:
683 return ((s->depth + 7) >> 3) * s->new_width;
685 case SVGA_REG_FB_START:
688 case SVGA_REG_FB_OFFSET:
691 case SVGA_REG_VRAM_SIZE:
692 return s->vram_size - SVGA_FIFO_SIZE;
694 case SVGA_REG_FB_SIZE:
697 case SVGA_REG_CAPABILITIES:
698 caps = SVGA_CAP_NONE;
700 caps |= SVGA_CAP_RECT_COPY;
703 caps |= SVGA_CAP_RECT_FILL;
705 #ifdef HW_MOUSE_ACCEL
706 if (s->ds->mouse_set)
707 caps |= SVGA_CAP_CURSOR | SVGA_CAP_CURSOR_BYPASS_2 |
708 SVGA_CAP_CURSOR_BYPASS;
712 case SVGA_REG_MEM_START:
713 return s->vram_base + s->vram_size - SVGA_FIFO_SIZE;
715 case SVGA_REG_MEM_SIZE:
716 return SVGA_FIFO_SIZE;
718 case SVGA_REG_CONFIG_DONE:
725 case SVGA_REG_GUEST_ID:
728 case SVGA_REG_CURSOR_ID:
731 case SVGA_REG_CURSOR_X:
734 case SVGA_REG_CURSOR_Y:
737 case SVGA_REG_CURSOR_ON:
740 case SVGA_REG_HOST_BITS_PER_PIXEL:
741 return (s->depth + 7) & ~7;
743 case SVGA_REG_SCRATCH_SIZE:
744 return s->scratch_size;
746 case SVGA_REG_MEM_REGS:
747 case SVGA_REG_NUM_DISPLAYS:
748 case SVGA_REG_PITCHLOCK:
749 case SVGA_PALETTE_BASE ... SVGA_PALETTE_END:
753 if (s->index >= SVGA_SCRATCH_BASE &&
754 s->index < SVGA_SCRATCH_BASE + s->scratch_size)
755 return s->scratch[s->index - SVGA_SCRATCH_BASE];
756 printf("%s: Bad register %02x\n", __FUNCTION__, s->index);
762 static void vmsvga_value_write(void *opaque, uint32_t address, uint32_t value)
764 struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque;
767 if (value == SVGA_ID_2 || value == SVGA_ID_1 || value == SVGA_ID_0)
771 case SVGA_REG_ENABLE:
773 s->config &= !!value;
778 s->invalidate(opaque);
781 s->fb_size = ((s->depth + 7) >> 3) * s->new_width * s->new_height;
785 s->new_width = value;
789 case SVGA_REG_HEIGHT:
790 s->new_height = value;
795 case SVGA_REG_BITS_PER_PIXEL:
796 if (value != s->depth) {
797 printf("%s: Bad colour depth: %i bits\n", __FUNCTION__, value);
802 case SVGA_REG_CONFIG_DONE:
804 s->fifo = (uint32_t *) &s->vram_ptr[s->vram_size - SVGA_FIFO_SIZE];
805 /* Check range and alignment. */
806 if ((CMD(min) | CMD(max) |
807 CMD(next_cmd) | CMD(stop)) & 3)
809 if (CMD(min) < (uint8_t *) s->cmd->fifo - (uint8_t *) s->fifo)
811 if (CMD(max) > SVGA_FIFO_SIZE)
813 if (CMD(max) < CMD(min) + 10 * 1024)
821 vmsvga_fifo_run(s); /* Or should we just wait for update_display? */
824 case SVGA_REG_GUEST_ID:
827 if (value >= GUEST_OS_BASE && value < GUEST_OS_BASE +
828 ARRAY_SIZE(vmsvga_guest_id))
829 printf("%s: guest runs %s.\n", __FUNCTION__,
830 vmsvga_guest_id[value - GUEST_OS_BASE]);
834 case SVGA_REG_CURSOR_ID:
835 s->cursor.id = value;
838 case SVGA_REG_CURSOR_X:
842 case SVGA_REG_CURSOR_Y:
846 case SVGA_REG_CURSOR_ON:
847 s->cursor.on |= (value == SVGA_CURSOR_ON_SHOW);
848 s->cursor.on &= (value != SVGA_CURSOR_ON_HIDE);
849 #ifdef HW_MOUSE_ACCEL
850 if (s->ds->mouse_set && value <= SVGA_CURSOR_ON_SHOW)
851 s->ds->mouse_set(s->cursor.x, s->cursor.y, s->cursor.on);
855 case SVGA_REG_MEM_REGS:
856 case SVGA_REG_NUM_DISPLAYS:
857 case SVGA_REG_PITCHLOCK:
858 case SVGA_PALETTE_BASE ... SVGA_PALETTE_END:
862 if (s->index >= SVGA_SCRATCH_BASE &&
863 s->index < SVGA_SCRATCH_BASE + s->scratch_size) {
864 s->scratch[s->index - SVGA_SCRATCH_BASE] = value;
867 printf("%s: Bad register %02x\n", __FUNCTION__, s->index);
871 static uint32_t vmsvga_bios_read(void *opaque, uint32_t address)
873 printf("%s: what are we supposed to return?\n", __FUNCTION__);
877 static void vmsvga_bios_write(void *opaque, uint32_t address, uint32_t data)
879 printf("%s: what are we supposed to do with (%08x)?\n",
883 static inline void vmsvga_size(struct vmsvga_state_s *s)
885 if (s->new_width != s->width || s->new_height != s->height) {
886 s->width = s->new_width;
887 s->height = s->new_height;
888 qemu_console_resize(s->ds, s->width, s->height);
893 static void vmsvga_update_display(void *opaque)
895 struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque;
906 vmsvga_update_rect_flush(s);
909 * Is it more efficient to look at vram VGA-dirty bits or wait
910 * for the driver to issue SVGA_CMD_UPDATE?
912 if (s->invalidated) {
914 vmsvga_update_screen(s);
918 static void vmsvga_reset(struct vmsvga_state_s *s)
927 s->bypp = (s->depth + 7) >> 3;
929 s->redraw_fifo_first = 0;
930 s->redraw_fifo_last = 0;
933 s->wred = 0x00000007;
934 s->wgreen = 0x00000038;
935 s->wblue = 0x000000c0;
938 s->wred = 0x0000001f;
939 s->wgreen = 0x000003e0;
940 s->wblue = 0x00007c00;
943 s->wred = 0x0000001f;
944 s->wgreen = 0x000007e0;
945 s->wblue = 0x0000f800;
948 s->wred = 0x00ff0000;
949 s->wgreen = 0x0000ff00;
950 s->wblue = 0x000000ff;
953 s->wred = 0x00ff0000;
954 s->wgreen = 0x0000ff00;
955 s->wblue = 0x000000ff;
961 static void vmsvga_invalidate_display(void *opaque)
963 struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque;
966 s->invalidate(opaque);
974 /* save the vga display in a PPM image even if no display is
976 static void vmsvga_screen_dump(void *opaque, const char *filename)
978 struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque;
981 s->screen_dump(opaque, filename);
986 if (s->depth == 32) {
987 DisplaySurface *ds = qemu_create_displaysurface_from(s->width,
988 s->height, 32, ds_get_linesize(s->ds), s->vram_ptr);
989 ppm_save(filename, ds);
994 static void vmsvga_text_update(void *opaque, console_ch_t *chardata)
996 struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque;
999 s->text_update(opaque, chardata);
1003 static uint32_t vmsvga_vram_readb(void *opaque, target_phys_addr_t addr)
1005 struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque;
1006 if (addr < s->fb_size)
1007 return *(uint8_t *) (ds_get_data(s->ds) + addr);
1009 return *(uint8_t *) (s->vram_ptr + addr);
1012 static uint32_t vmsvga_vram_readw(void *opaque, target_phys_addr_t addr)
1014 struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque;
1015 if (addr < s->fb_size)
1016 return *(uint16_t *) (ds_get_data(s->ds) + addr);
1018 return *(uint16_t *) (s->vram_ptr + addr);
1021 static uint32_t vmsvga_vram_readl(void *opaque, target_phys_addr_t addr)
1023 struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque;
1024 if (addr < s->fb_size)
1025 return *(uint32_t *) (ds_get_data(s->ds) + addr);
1027 return *(uint32_t *) (s->vram_ptr + addr);
1030 static void vmsvga_vram_writeb(void *opaque, target_phys_addr_t addr,
1033 struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque;
1034 if (addr < s->fb_size)
1035 *(uint8_t *) (ds_get_data(s->ds) + addr) = value;
1037 *(uint8_t *) (s->vram_ptr + addr) = value;
1040 static void vmsvga_vram_writew(void *opaque, target_phys_addr_t addr,
1043 struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque;
1044 if (addr < s->fb_size)
1045 *(uint16_t *) (ds_get_data(s->ds) + addr) = value;
1047 *(uint16_t *) (s->vram_ptr + addr) = value;
1050 static void vmsvga_vram_writel(void *opaque, target_phys_addr_t addr,
1053 struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque;
1054 if (addr < s->fb_size)
1055 *(uint32_t *) (ds_get_data(s->ds) + addr) = value;
1057 *(uint32_t *) (s->vram_ptr + addr) = value;
1060 static CPUReadMemoryFunc *vmsvga_vram_read[] = {
1066 static CPUWriteMemoryFunc *vmsvga_vram_write[] = {
1073 static void vmsvga_save(struct vmsvga_state_s *s, QEMUFile *f)
1075 qemu_put_be32(f, s->depth);
1076 qemu_put_be32(f, s->enable);
1077 qemu_put_be32(f, s->config);
1078 qemu_put_be32(f, s->cursor.id);
1079 qemu_put_be32(f, s->cursor.x);
1080 qemu_put_be32(f, s->cursor.y);
1081 qemu_put_be32(f, s->cursor.on);
1082 qemu_put_be32(f, s->index);
1083 qemu_put_buffer(f, (uint8_t *) s->scratch, s->scratch_size * 4);
1084 qemu_put_be32(f, s->new_width);
1085 qemu_put_be32(f, s->new_height);
1086 qemu_put_be32s(f, &s->guest);
1087 qemu_put_be32s(f, &s->svgaid);
1088 qemu_put_be32(f, s->syncing);
1089 qemu_put_be32(f, s->fb_size);
1092 static int vmsvga_load(struct vmsvga_state_s *s, QEMUFile *f)
1095 depth=qemu_get_be32(f);
1096 s->enable=qemu_get_be32(f);
1097 s->config=qemu_get_be32(f);
1098 s->cursor.id=qemu_get_be32(f);
1099 s->cursor.x=qemu_get_be32(f);
1100 s->cursor.y=qemu_get_be32(f);
1101 s->cursor.on=qemu_get_be32(f);
1102 s->index=qemu_get_be32(f);
1103 qemu_get_buffer(f, (uint8_t *) s->scratch, s->scratch_size * 4);
1104 s->new_width=qemu_get_be32(f);
1105 s->new_height=qemu_get_be32(f);
1106 qemu_get_be32s(f, &s->guest);
1107 qemu_get_be32s(f, &s->svgaid);
1108 s->syncing=qemu_get_be32(f);
1109 s->fb_size=qemu_get_be32(f);
1111 if (s->enable && depth != s->depth) {
1112 printf("%s: need colour depth of %i bits to resume operation.\n",
1113 __FUNCTION__, depth);
1119 s->fifo = (uint32_t *) &s->vram_ptr[s->vram_size - SVGA_FIFO_SIZE];
1124 static void vmsvga_init(struct vmsvga_state_s *s, int vga_ram_size)
1126 s->scratch_size = SVGA_SCRATCH_SIZE;
1127 s->scratch = (uint32_t *) qemu_malloc(s->scratch_size * 4);
1132 vga_common_init((VGAState *) s, vga_ram_size);
1133 vga_init((VGAState *) s);
1135 s->vram_size = vga_ram_size;
1136 s->vram_offset = qemu_ram_alloc(vga_ram_size);
1137 s->vram_ptr = qemu_get_ram_ptr(s->vram_offset);
1140 s->ds = graphic_console_init(vmsvga_update_display,
1141 vmsvga_invalidate_display,
1143 vmsvga_text_update, s);
1145 #ifdef CONFIG_BOCHS_VBE
1146 /* XXX: use optimized standard vga accesses */
1147 cpu_register_physical_memory(VBE_DISPI_LFB_PHYSICAL_ADDRESS,
1148 vga_ram_size, s->vram_offset);
1152 static void pci_vmsvga_save(QEMUFile *f, void *opaque)
1154 struct pci_vmsvga_state_s *s = (struct pci_vmsvga_state_s *) opaque;
1155 pci_device_save(&s->card, f);
1156 vmsvga_save(&s->chip, f);
1159 static int pci_vmsvga_load(QEMUFile *f, void *opaque, int version_id)
1161 struct pci_vmsvga_state_s *s = (struct pci_vmsvga_state_s *) opaque;
1164 ret = pci_device_load(&s->card, f);
1168 ret = vmsvga_load(&s->chip, f);
1175 static void pci_vmsvga_map_ioport(PCIDevice *pci_dev, int region_num,
1176 uint32_t addr, uint32_t size, int type)
1178 struct pci_vmsvga_state_s *d = (struct pci_vmsvga_state_s *) pci_dev;
1179 struct vmsvga_state_s *s = &d->chip;
1181 register_ioport_read(addr + SVGA_IO_MUL * SVGA_INDEX_PORT,
1182 1, 4, vmsvga_index_read, s);
1183 register_ioport_write(addr + SVGA_IO_MUL * SVGA_INDEX_PORT,
1184 1, 4, vmsvga_index_write, s);
1185 register_ioport_read(addr + SVGA_IO_MUL * SVGA_VALUE_PORT,
1186 1, 4, vmsvga_value_read, s);
1187 register_ioport_write(addr + SVGA_IO_MUL * SVGA_VALUE_PORT,
1188 1, 4, vmsvga_value_write, s);
1189 register_ioport_read(addr + SVGA_IO_MUL * SVGA_BIOS_PORT,
1190 1, 4, vmsvga_bios_read, s);
1191 register_ioport_write(addr + SVGA_IO_MUL * SVGA_BIOS_PORT,
1192 1, 4, vmsvga_bios_write, s);
1195 static void pci_vmsvga_map_mem(PCIDevice *pci_dev, int region_num,
1196 uint32_t addr, uint32_t size, int type)
1198 struct pci_vmsvga_state_s *d = (struct pci_vmsvga_state_s *) pci_dev;
1199 struct vmsvga_state_s *s = &d->chip;
1200 ram_addr_t iomemtype;
1202 s->vram_base = addr;
1204 iomemtype = cpu_register_io_memory(0, vmsvga_vram_read,
1205 vmsvga_vram_write, s);
1207 iomemtype = s->vram_offset | IO_MEM_RAM;
1209 cpu_register_physical_memory(s->vram_base, s->vram_size,
1213 void pci_vmsvga_init(PCIBus *bus, int vga_ram_size)
1215 struct pci_vmsvga_state_s *s;
1217 /* Setup PCI configuration */
1218 s = (struct pci_vmsvga_state_s *)
1219 pci_register_device(bus, "QEMUware SVGA",
1220 sizeof(struct pci_vmsvga_state_s), -1, 0, 0);
1221 pci_config_set_vendor_id(s->card.config, PCI_VENDOR_ID_VMWARE);
1222 pci_config_set_device_id(s->card.config, SVGA_PCI_DEVICE_ID);
1223 s->card.config[PCI_COMMAND] = 0x07; /* I/O + Memory */
1224 pci_config_set_class(s->card.config, PCI_CLASS_DISPLAY_VGA);
1225 s->card.config[0x0c] = 0x08; /* Cache line size */
1226 s->card.config[0x0d] = 0x40; /* Latency timer */
1227 s->card.config[PCI_HEADER_TYPE] = PCI_HEADER_TYPE_NORMAL;
1228 s->card.config[0x2c] = PCI_VENDOR_ID_VMWARE & 0xff;
1229 s->card.config[0x2d] = PCI_VENDOR_ID_VMWARE >> 8;
1230 s->card.config[0x2e] = SVGA_PCI_DEVICE_ID & 0xff;
1231 s->card.config[0x2f] = SVGA_PCI_DEVICE_ID >> 8;
1232 s->card.config[0x3c] = 0xff; /* End */
1234 pci_register_io_region(&s->card, 0, 0x10,
1235 PCI_ADDRESS_SPACE_IO, pci_vmsvga_map_ioport);
1236 pci_register_io_region(&s->card, 1, vga_ram_size,
1237 PCI_ADDRESS_SPACE_MEM_PREFETCH, pci_vmsvga_map_mem);
1239 vmsvga_init(&s->chip, vga_ram_size);
1241 register_savevm("vmware_vga", 0, 0, pci_vmsvga_save, pci_vmsvga_load, s);