2 * QEMU VMware-SVGA "chipset".
4 * Copyright (c) 2007 Andrzej Zaborowski <balrog@zabor.org>
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
[] = {
233 [0x00 ... 0x15] = "an unknown OS",
235 [0x01] = "Windows 3.1",
236 [0x02] = "Windows 95",
237 [0x03] = "Windows 98",
238 [0x04] = "Windows ME",
239 [0x05] = "Windows NT",
240 [0x06] = "Windows 2000",
245 [0x15] = "Windows 2003",
250 SVGA_CMD_INVALID_CMD
= 0,
252 SVGA_CMD_RECT_FILL
= 2,
253 SVGA_CMD_RECT_COPY
= 3,
254 SVGA_CMD_DEFINE_BITMAP
= 4,
255 SVGA_CMD_DEFINE_BITMAP_SCANLINE
= 5,
256 SVGA_CMD_DEFINE_PIXMAP
= 6,
257 SVGA_CMD_DEFINE_PIXMAP_SCANLINE
= 7,
258 SVGA_CMD_RECT_BITMAP_FILL
= 8,
259 SVGA_CMD_RECT_PIXMAP_FILL
= 9,
260 SVGA_CMD_RECT_BITMAP_COPY
= 10,
261 SVGA_CMD_RECT_PIXMAP_COPY
= 11,
262 SVGA_CMD_FREE_OBJECT
= 12,
263 SVGA_CMD_RECT_ROP_FILL
= 13,
264 SVGA_CMD_RECT_ROP_COPY
= 14,
265 SVGA_CMD_RECT_ROP_BITMAP_FILL
= 15,
266 SVGA_CMD_RECT_ROP_PIXMAP_FILL
= 16,
267 SVGA_CMD_RECT_ROP_BITMAP_COPY
= 17,
268 SVGA_CMD_RECT_ROP_PIXMAP_COPY
= 18,
269 SVGA_CMD_DEFINE_CURSOR
= 19,
270 SVGA_CMD_DISPLAY_CURSOR
= 20,
271 SVGA_CMD_MOVE_CURSOR
= 21,
272 SVGA_CMD_DEFINE_ALPHA_CURSOR
= 22,
273 SVGA_CMD_DRAW_GLYPH
= 23,
274 SVGA_CMD_DRAW_GLYPH_CLIPPED
= 24,
275 SVGA_CMD_UPDATE_VERBOSE
= 25,
276 SVGA_CMD_SURFACE_FILL
= 26,
277 SVGA_CMD_SURFACE_COPY
= 27,
278 SVGA_CMD_SURFACE_ALPHA_BLEND
= 28,
279 SVGA_CMD_FRONT_ROP_FILL
= 29,
283 /* Legal values for the SVGA_REG_CURSOR_ON register in cursor bypass mode */
285 SVGA_CURSOR_ON_HIDE
= 0,
286 SVGA_CURSOR_ON_SHOW
= 1,
287 SVGA_CURSOR_ON_REMOVE_FROM_FB
= 2,
288 SVGA_CURSOR_ON_RESTORE_TO_FB
= 3,
291 static inline void vmsvga_update_rect(struct vmsvga_state_s
*s
,
292 int x
, int y
, int w
, int h
)
302 if (x
+ w
> s
->width
) {
303 fprintf(stderr
, "%s: update width too large x: %d, w: %d\n",
305 x
= MIN(x
, s
->width
);
309 if (y
+ h
> s
->height
) {
310 fprintf(stderr
, "%s: update height too large y: %d, h: %d\n",
312 y
= MIN(y
, s
->height
);
317 bypl
= s
->bypp
* s
->width
;
319 start
= s
->bypp
* x
+ bypl
* y
;
320 src
= s
->vram
+ start
;
321 dst
= s
->ds
->data
+ start
;
323 for (; line
> 0; line
--, src
+= bypl
, dst
+= bypl
)
324 memcpy(dst
, src
, width
);
327 dpy_update(s
->ds
, x
, y
, w
, h
);
330 static inline void vmsvga_update_screen(struct vmsvga_state_s
*s
)
333 memcpy(s
->ds
->data
, s
->vram
, s
->bypp
* s
->width
* s
->height
);
336 dpy_update(s
->ds
, 0, 0, s
->width
, s
->height
);
340 # define vmsvga_update_rect_delayed vmsvga_update_rect
342 static inline void vmsvga_update_rect_delayed(struct vmsvga_state_s
*s
,
343 int x
, int y
, int w
, int h
)
345 struct vmsvga_rect_s
*rect
= &s
->redraw_fifo
[s
->redraw_fifo_last
++];
346 s
->redraw_fifo_last
&= REDRAW_FIFO_LEN
- 1;
354 static inline void vmsvga_update_rect_flush(struct vmsvga_state_s
*s
)
356 struct vmsvga_rect_s
*rect
;
357 if (s
->invalidated
) {
358 s
->redraw_fifo_first
= s
->redraw_fifo_last
;
361 /* Overlapping region updates can be optimised out here - if someone
362 * knows a smart algorithm to do that, please share. */
363 while (s
->redraw_fifo_first
!= s
->redraw_fifo_last
) {
364 rect
= &s
->redraw_fifo
[s
->redraw_fifo_first
++];
365 s
->redraw_fifo_first
&= REDRAW_FIFO_LEN
- 1;
366 vmsvga_update_rect(s
, rect
->x
, rect
->y
, rect
->w
, rect
->h
);
371 static inline void vmsvga_copy_rect(struct vmsvga_state_s
*s
,
372 int x0
, int y0
, int x1
, int y1
, int w
, int h
)
375 uint8_t *vram
= s
->ds
->data
;
377 uint8_t *vram
= s
->vram
;
379 int bypl
= s
->bypp
* s
->width
;
380 int width
= s
->bypp
* w
;
386 s
->ds
->dpy_copy(s
->ds
, x0
, y0
, x1
, y1
, w
, h
);
391 ptr
[0] = vram
+ s
->bypp
* x0
+ bypl
* (y0
+ h
- 1);
392 ptr
[1] = vram
+ s
->bypp
* x1
+ bypl
* (y1
+ h
- 1);
393 for (; line
> 0; line
--, ptr
[0] -= bypl
, ptr
[1] -= bypl
)
394 memmove(ptr
[1], ptr
[0], width
);
396 ptr
[0] = vram
+ s
->bypp
* x0
+ bypl
* y0
;
397 ptr
[1] = vram
+ s
->bypp
* x1
+ bypl
* y1
;
398 for (; line
> 0; line
--, ptr
[0] += bypl
, ptr
[1] += bypl
)
399 memmove(ptr
[1], ptr
[0], width
);
403 vmsvga_update_rect_delayed(s
, x1
, y1
, w
, h
);
408 static inline void vmsvga_fill_rect(struct vmsvga_state_s
*s
,
409 uint32_t c
, int x
, int y
, int w
, int h
)
412 uint8_t *vram
= s
->ds
->data
;
414 uint8_t *vram
= s
->vram
;
417 int bypl
= bypp
* s
->width
;
418 int width
= bypp
* w
;
421 uint8_t *fst
= vram
+ bypp
* x
+ bypl
* y
;
428 s
->ds
->dpy_fill(s
->ds
, x
, y
, w
, h
, c
);
440 for (column
= width
; column
> 0; column
--) {
441 *(dst
++) = *(src
++);
442 if (src
- col
== bypp
)
446 for (; line
> 0; line
--) {
448 memcpy(dst
, fst
, width
);
453 vmsvga_update_rect_delayed(s
, x
, y
, w
, h
);
457 struct vmsvga_cursor_definition_s
{
465 uint32_t image
[1024];
468 #define SVGA_BITMAP_SIZE(w, h) ((((w) + 31) >> 5) * (h))
469 #define SVGA_PIXMAP_SIZE(w, h, bpp) (((((w) * (bpp)) + 31) >> 5) * (h))
471 #ifdef HW_MOUSE_ACCEL
472 static inline void vmsvga_cursor_define(struct vmsvga_state_s
*s
,
473 struct vmsvga_cursor_definition_s
*c
)
476 for (i
= SVGA_BITMAP_SIZE(c
->width
, c
->height
) - 1; i
>= 0; i
--)
477 c
->mask
[i
] = ~c
->mask
[i
];
479 if (s
->ds
->cursor_define
)
480 s
->ds
->cursor_define(c
->width
, c
->height
, c
->bpp
, c
->hot_x
, c
->hot_y
,
481 (uint8_t *) c
->image
, (uint8_t *) c
->mask
);
485 static inline int vmsvga_fifo_empty(struct vmsvga_state_s
*s
)
487 if (!s
->config
|| !s
->enable
)
489 return (s
->cmd
->next_cmd
== s
->cmd
->stop
);
492 static inline uint32_t vmsvga_fifo_read(struct vmsvga_state_s
*s
)
494 uint32_t cmd
= s
->fifo
[s
->cmd
->stop
>> 2];
496 if (s
->cmd
->stop
>= s
->cmd
->max
)
497 s
->cmd
->stop
= s
->cmd
->min
;
501 static void vmsvga_fifo_run(struct vmsvga_state_s
*s
)
503 uint32_t cmd
, colour
;
505 int x
, y
, dx
, dy
, width
, height
;
506 struct vmsvga_cursor_definition_s cursor
;
507 while (!vmsvga_fifo_empty(s
))
508 switch (cmd
= vmsvga_fifo_read(s
)) {
509 case SVGA_CMD_UPDATE
:
510 case SVGA_CMD_UPDATE_VERBOSE
:
511 x
= vmsvga_fifo_read(s
);
512 y
= vmsvga_fifo_read(s
);
513 width
= vmsvga_fifo_read(s
);
514 height
= vmsvga_fifo_read(s
);
515 vmsvga_update_rect_delayed(s
, x
, y
, width
, height
);
518 case SVGA_CMD_RECT_FILL
:
519 colour
= vmsvga_fifo_read(s
);
520 x
= vmsvga_fifo_read(s
);
521 y
= vmsvga_fifo_read(s
);
522 width
= vmsvga_fifo_read(s
);
523 height
= vmsvga_fifo_read(s
);
525 vmsvga_fill_rect(s
, colour
, x
, y
, width
, height
);
531 case SVGA_CMD_RECT_COPY
:
532 x
= vmsvga_fifo_read(s
);
533 y
= vmsvga_fifo_read(s
);
534 dx
= vmsvga_fifo_read(s
);
535 dy
= vmsvga_fifo_read(s
);
536 width
= vmsvga_fifo_read(s
);
537 height
= vmsvga_fifo_read(s
);
539 vmsvga_copy_rect(s
, x
, y
, dx
, dy
, width
, height
);
545 case SVGA_CMD_DEFINE_CURSOR
:
546 cursor
.id
= vmsvga_fifo_read(s
);
547 cursor
.hot_x
= vmsvga_fifo_read(s
);
548 cursor
.hot_y
= vmsvga_fifo_read(s
);
549 cursor
.width
= x
= vmsvga_fifo_read(s
);
550 cursor
.height
= y
= vmsvga_fifo_read(s
);
552 cursor
.bpp
= vmsvga_fifo_read(s
);
553 for (args
= 0; args
< SVGA_BITMAP_SIZE(x
, y
); args
++)
554 cursor
.mask
[args
] = vmsvga_fifo_read(s
);
555 for (args
= 0; args
< SVGA_PIXMAP_SIZE(x
, y
, cursor
.bpp
); args
++)
556 cursor
.image
[args
] = vmsvga_fifo_read(s
);
557 #ifdef HW_MOUSE_ACCEL
558 vmsvga_cursor_define(s
, &cursor
);
566 * Other commands that we at least know the number of arguments
567 * for so we can avoid FIFO desync if driver uses them illegally.
569 case SVGA_CMD_DEFINE_ALPHA_CURSOR
:
573 x
= vmsvga_fifo_read(s
);
574 y
= vmsvga_fifo_read(s
);
577 case SVGA_CMD_RECT_ROP_FILL
:
580 case SVGA_CMD_RECT_ROP_COPY
:
583 case SVGA_CMD_DRAW_GLYPH_CLIPPED
:
586 args
= 7 + (vmsvga_fifo_read(s
) >> 2);
588 case SVGA_CMD_SURFACE_ALPHA_BLEND
:
593 * Other commands that are not listed as depending on any
594 * CAPABILITIES bits, but are not described in the README either.
596 case SVGA_CMD_SURFACE_FILL
:
597 case SVGA_CMD_SURFACE_COPY
:
598 case SVGA_CMD_FRONT_ROP_FILL
:
600 case SVGA_CMD_INVALID_CMD
:
607 printf("%s: Unknown command 0x%02x in SVGA command FIFO\n",
615 static uint32_t vmsvga_index_read(void *opaque
, uint32_t address
)
617 struct vmsvga_state_s
*s
= (struct vmsvga_state_s
*) opaque
;
621 static void vmsvga_index_write(void *opaque
, uint32_t address
, uint32_t index
)
623 struct vmsvga_state_s
*s
= (struct vmsvga_state_s
*) opaque
;
627 static uint32_t vmsvga_value_read(void *opaque
, uint32_t address
)
630 struct vmsvga_state_s
*s
= (struct vmsvga_state_s
*) opaque
;
635 case SVGA_REG_ENABLE
:
641 case SVGA_REG_HEIGHT
:
644 case SVGA_REG_MAX_WIDTH
:
645 return SVGA_MAX_WIDTH
;
647 case SVGA_REG_MAX_HEIGHT
:
648 return SVGA_MAX_HEIGHT
;
653 case SVGA_REG_BITS_PER_PIXEL
:
654 return (s
->depth
+ 7) & ~7;
656 case SVGA_REG_PSEUDOCOLOR
:
659 case SVGA_REG_RED_MASK
:
661 case SVGA_REG_GREEN_MASK
:
663 case SVGA_REG_BLUE_MASK
:
666 case SVGA_REG_BYTES_PER_LINE
:
667 return ((s
->depth
+ 7) >> 3) * s
->new_width
;
669 case SVGA_REG_FB_START
:
672 case SVGA_REG_FB_OFFSET
:
675 case SVGA_REG_VRAM_SIZE
:
676 return s
->vram_size
- SVGA_FIFO_SIZE
;
678 case SVGA_REG_FB_SIZE
:
681 case SVGA_REG_CAPABILITIES
:
682 caps
= SVGA_CAP_NONE
;
684 caps
|= SVGA_CAP_RECT_COPY
;
687 caps
|= SVGA_CAP_RECT_FILL
;
689 #ifdef HW_MOUSE_ACCEL
690 if (s
->ds
->mouse_set
)
691 caps
|= SVGA_CAP_CURSOR
| SVGA_CAP_CURSOR_BYPASS_2
|
692 SVGA_CAP_CURSOR_BYPASS
;
696 case SVGA_REG_MEM_START
:
697 return s
->vram_base
+ s
->vram_size
- SVGA_FIFO_SIZE
;
699 case SVGA_REG_MEM_SIZE
:
700 return SVGA_FIFO_SIZE
;
702 case SVGA_REG_CONFIG_DONE
:
709 case SVGA_REG_GUEST_ID
:
712 case SVGA_REG_CURSOR_ID
:
715 case SVGA_REG_CURSOR_X
:
718 case SVGA_REG_CURSOR_Y
:
721 case SVGA_REG_CURSOR_ON
:
724 case SVGA_REG_HOST_BITS_PER_PIXEL
:
725 return (s
->depth
+ 7) & ~7;
727 case SVGA_REG_SCRATCH_SIZE
:
728 return s
->scratch_size
;
730 case SVGA_REG_MEM_REGS
:
731 case SVGA_REG_NUM_DISPLAYS
:
732 case SVGA_REG_PITCHLOCK
:
733 case SVGA_PALETTE_BASE
... SVGA_PALETTE_END
:
737 if (s
->index
>= SVGA_SCRATCH_BASE
&&
738 s
->index
< SVGA_SCRATCH_BASE
+ s
->scratch_size
)
739 return s
->scratch
[s
->index
- SVGA_SCRATCH_BASE
];
740 printf("%s: Bad register %02x\n", __FUNCTION__
, s
->index
);
746 static void vmsvga_value_write(void *opaque
, uint32_t address
, uint32_t value
)
748 struct vmsvga_state_s
*s
= (struct vmsvga_state_s
*) opaque
;
751 if (value
== SVGA_ID_2
|| value
== SVGA_ID_1
|| value
== SVGA_ID_0
)
755 case SVGA_REG_ENABLE
:
757 s
->config
&= !!value
;
762 s
->invalidate(opaque
);
765 s
->fb_size
= ((s
->depth
+ 7) >> 3) * s
->new_width
* s
->new_height
;
769 s
->new_width
= value
;
773 case SVGA_REG_HEIGHT
:
774 s
->new_height
= value
;
779 case SVGA_REG_BITS_PER_PIXEL
:
780 if (value
!= s
->depth
) {
781 printf("%s: Bad colour depth: %i bits\n", __FUNCTION__
, value
);
786 case SVGA_REG_CONFIG_DONE
:
788 s
->fifo
= (uint32_t *) &s
->vram
[s
->vram_size
- SVGA_FIFO_SIZE
];
789 /* Check range and alignment. */
790 if ((s
->cmd
->min
| s
->cmd
->max
|
791 s
->cmd
->next_cmd
| s
->cmd
->stop
) & 3)
793 if (s
->cmd
->min
< (uint8_t *) s
->cmd
->fifo
- (uint8_t *) s
->fifo
)
795 if (s
->cmd
->max
> SVGA_FIFO_SIZE
)
797 if (s
->cmd
->max
< s
->cmd
->min
+ 10 * 1024)
805 vmsvga_fifo_run(s
); /* Or should we just wait for update_display? */
808 case SVGA_REG_GUEST_ID
:
811 if (value
>= GUEST_OS_BASE
&& value
< GUEST_OS_BASE
+
812 sizeof(vmsvga_guest_id
) / sizeof(*vmsvga_guest_id
))
813 printf("%s: guest runs %s.\n", __FUNCTION__
,
814 vmsvga_guest_id
[value
- GUEST_OS_BASE
]);
818 case SVGA_REG_CURSOR_ID
:
819 s
->cursor
.id
= value
;
822 case SVGA_REG_CURSOR_X
:
826 case SVGA_REG_CURSOR_Y
:
830 case SVGA_REG_CURSOR_ON
:
831 s
->cursor
.on
|= (value
== SVGA_CURSOR_ON_SHOW
);
832 s
->cursor
.on
&= (value
!= SVGA_CURSOR_ON_HIDE
);
833 #ifdef HW_MOUSE_ACCEL
834 if (s
->ds
->mouse_set
&& value
<= SVGA_CURSOR_ON_SHOW
)
835 s
->ds
->mouse_set(s
->cursor
.x
, s
->cursor
.y
, s
->cursor
.on
);
839 case SVGA_REG_MEM_REGS
:
840 case SVGA_REG_NUM_DISPLAYS
:
841 case SVGA_REG_PITCHLOCK
:
842 case SVGA_PALETTE_BASE
... SVGA_PALETTE_END
:
846 if (s
->index
>= SVGA_SCRATCH_BASE
&&
847 s
->index
< SVGA_SCRATCH_BASE
+ s
->scratch_size
) {
848 s
->scratch
[s
->index
- SVGA_SCRATCH_BASE
] = value
;
851 printf("%s: Bad register %02x\n", __FUNCTION__
, s
->index
);
855 static uint32_t vmsvga_bios_read(void *opaque
, uint32_t address
)
857 printf("%s: what are we supposed to return?\n", __FUNCTION__
);
861 static void vmsvga_bios_write(void *opaque
, uint32_t address
, uint32_t data
)
863 printf("%s: what are we supposed to do with (%08x)?\n",
867 static inline void vmsvga_size(struct vmsvga_state_s
*s
)
869 if (s
->new_width
!= s
->width
|| s
->new_height
!= s
->height
) {
870 s
->width
= s
->new_width
;
871 s
->height
= s
->new_height
;
872 dpy_resize(s
->ds
, s
->width
, s
->height
);
877 static void vmsvga_update_display(void *opaque
)
879 struct vmsvga_state_s
*s
= (struct vmsvga_state_s
*) opaque
;
890 vmsvga_update_rect_flush(s
);
893 * Is it more efficient to look at vram VGA-dirty bits or wait
894 * for the driver to issue SVGA_CMD_UPDATE?
896 if (s
->invalidated
) {
898 vmsvga_update_screen(s
);
902 static void vmsvga_reset(struct vmsvga_state_s
*s
)
910 s
->depth
= s
->ds
->depth
? s
->ds
->depth
: 24;
911 s
->bypp
= (s
->depth
+ 7) >> 3;
913 s
->redraw_fifo_first
= 0;
914 s
->redraw_fifo_last
= 0;
917 s
->wred
= 0x00000007;
918 s
->wgreen
= 0x00000038;
919 s
->wblue
= 0x000000c0;
922 s
->wred
= 0x0000001f;
923 s
->wgreen
= 0x000003e0;
924 s
->wblue
= 0x00007c00;
927 s
->wred
= 0x0000001f;
928 s
->wgreen
= 0x000007e0;
929 s
->wblue
= 0x0000f800;
932 s
->wred
= 0x00ff0000;
933 s
->wgreen
= 0x0000ff00;
934 s
->wblue
= 0x000000ff;
937 s
->wred
= 0x00ff0000;
938 s
->wgreen
= 0x0000ff00;
939 s
->wblue
= 0x000000ff;
945 static void vmsvga_invalidate_display(void *opaque
)
947 struct vmsvga_state_s
*s
= (struct vmsvga_state_s
*) opaque
;
950 s
->invalidate(opaque
);
958 /* save the vga display in a PPM image even if no display is
960 static void vmsvga_screen_dump(void *opaque
, const char *filename
)
962 struct vmsvga_state_s
*s
= (struct vmsvga_state_s
*) opaque
;
965 s
->screen_dump(opaque
, filename
);
970 if (s
->depth
== 32) {
971 ppm_save(filename
, s
->vram
, s
->width
, s
->height
, s
->ds
->linesize
);
975 static void vmsvga_text_update(void *opaque
, console_ch_t
*chardata
)
977 struct vmsvga_state_s
*s
= (struct vmsvga_state_s
*) opaque
;
980 s
->text_update(opaque
, chardata
);
984 static uint32_t vmsvga_vram_readb(void *opaque
, target_phys_addr_t addr
)
986 struct vmsvga_state_s
*s
= (struct vmsvga_state_s
*) opaque
;
987 addr
-= s
->vram_base
;
988 if (addr
< s
->fb_size
)
989 return *(uint8_t *) (s
->ds
->data
+ addr
);
991 return *(uint8_t *) (s
->vram
+ addr
);
994 static uint32_t vmsvga_vram_readw(void *opaque
, target_phys_addr_t addr
)
996 struct vmsvga_state_s
*s
= (struct vmsvga_state_s
*) opaque
;
997 addr
-= s
->vram_base
;
998 if (addr
< s
->fb_size
)
999 return *(uint16_t *) (s
->ds
->data
+ addr
);
1001 return *(uint16_t *) (s
->vram
+ addr
);
1004 static uint32_t vmsvga_vram_readl(void *opaque
, target_phys_addr_t addr
)
1006 struct vmsvga_state_s
*s
= (struct vmsvga_state_s
*) opaque
;
1007 addr
-= s
->vram_base
;
1008 if (addr
< s
->fb_size
)
1009 return *(uint32_t *) (s
->ds
->data
+ addr
);
1011 return *(uint32_t *) (s
->vram
+ addr
);
1014 static void vmsvga_vram_writeb(void *opaque
, target_phys_addr_t addr
,
1017 struct vmsvga_state_s
*s
= (struct vmsvga_state_s
*) opaque
;
1018 addr
-= s
->vram_base
;
1019 if (addr
< s
->fb_size
)
1020 *(uint8_t *) (s
->ds
->data
+ addr
) = value
;
1022 *(uint8_t *) (s
->vram
+ addr
) = value
;
1025 static void vmsvga_vram_writew(void *opaque
, target_phys_addr_t addr
,
1028 struct vmsvga_state_s
*s
= (struct vmsvga_state_s
*) opaque
;
1029 addr
-= s
->vram_base
;
1030 if (addr
< s
->fb_size
)
1031 *(uint16_t *) (s
->ds
->data
+ addr
) = value
;
1033 *(uint16_t *) (s
->vram
+ addr
) = value
;
1036 static void vmsvga_vram_writel(void *opaque
, target_phys_addr_t addr
,
1039 struct vmsvga_state_s
*s
= (struct vmsvga_state_s
*) opaque
;
1040 addr
-= s
->vram_base
;
1041 if (addr
< s
->fb_size
)
1042 *(uint32_t *) (s
->ds
->data
+ addr
) = value
;
1044 *(uint32_t *) (s
->vram
+ addr
) = value
;
1047 static CPUReadMemoryFunc
*vmsvga_vram_read
[] = {
1053 static CPUWriteMemoryFunc
*vmsvga_vram_write
[] = {
1060 static void vmsvga_save(struct vmsvga_state_s
*s
, QEMUFile
*f
)
1062 qemu_put_be32(f
, s
->depth
);
1063 qemu_put_be32(f
, s
->enable
);
1064 qemu_put_be32(f
, s
->config
);
1065 qemu_put_be32(f
, s
->cursor
.id
);
1066 qemu_put_be32(f
, s
->cursor
.x
);
1067 qemu_put_be32(f
, s
->cursor
.y
);
1068 qemu_put_be32(f
, s
->cursor
.on
);
1069 qemu_put_be32(f
, s
->index
);
1070 qemu_put_buffer(f
, (uint8_t *) s
->scratch
, s
->scratch_size
* 4);
1071 qemu_put_be32(f
, s
->new_width
);
1072 qemu_put_be32(f
, s
->new_height
);
1073 qemu_put_be32s(f
, &s
->guest
);
1074 qemu_put_be32s(f
, &s
->svgaid
);
1075 qemu_put_be32(f
, s
->syncing
);
1076 qemu_put_be32(f
, s
->fb_size
);
1079 static int vmsvga_load(struct vmsvga_state_s
*s
, QEMUFile
*f
)
1082 depth
=qemu_get_be32(f
);
1083 s
->enable
=qemu_get_be32(f
);
1084 s
->config
=qemu_get_be32(f
);
1085 s
->cursor
.id
=qemu_get_be32(f
);
1086 s
->cursor
.x
=qemu_get_be32(f
);
1087 s
->cursor
.y
=qemu_get_be32(f
);
1088 s
->cursor
.on
=qemu_get_be32(f
);
1089 s
->index
=qemu_get_be32(f
);
1090 qemu_get_buffer(f
, (uint8_t *) s
->scratch
, s
->scratch_size
* 4);
1091 s
->new_width
=qemu_get_be32(f
);
1092 s
->new_height
=qemu_get_be32(f
);
1093 qemu_get_be32s(f
, &s
->guest
);
1094 qemu_get_be32s(f
, &s
->svgaid
);
1095 s
->syncing
=qemu_get_be32(f
);
1096 s
->fb_size
=qemu_get_be32(f
);
1098 if (s
->enable
&& depth
!= s
->depth
) {
1099 printf("%s: need colour depth of %i bits to resume operation.\n",
1100 __FUNCTION__
, depth
);
1106 s
->fifo
= (uint32_t *) &s
->vram
[s
->vram_size
- SVGA_FIFO_SIZE
];
1111 static void vmsvga_init(struct vmsvga_state_s
*s
, DisplayState
*ds
,
1112 uint8_t *vga_ram_base
, unsigned long vga_ram_offset
,
1116 s
->vram
= vga_ram_base
;
1117 s
->vram_size
= vga_ram_size
;
1118 s
->vram_offset
= vga_ram_offset
;
1120 s
->scratch_size
= SVGA_SCRATCH_SIZE
;
1121 s
->scratch
= (uint32_t *) qemu_malloc(s
->scratch_size
* 4);
1125 graphic_console_init(ds
, vmsvga_update_display
,
1126 vmsvga_invalidate_display
, vmsvga_screen_dump
,
1127 vmsvga_text_update
, s
);
1130 vga_common_init((VGAState
*) s
, ds
,
1131 vga_ram_base
, vga_ram_offset
, vga_ram_size
);
1132 vga_init((VGAState
*) s
);
1136 static void pci_vmsvga_save(QEMUFile
*f
, void *opaque
)
1138 struct pci_vmsvga_state_s
*s
= (struct pci_vmsvga_state_s
*) opaque
;
1139 pci_device_save(&s
->card
, f
);
1140 vmsvga_save(&s
->chip
, f
);
1143 static int pci_vmsvga_load(QEMUFile
*f
, void *opaque
, int version_id
)
1145 struct pci_vmsvga_state_s
*s
= (struct pci_vmsvga_state_s
*) opaque
;
1148 ret
= pci_device_load(&s
->card
, f
);
1152 ret
= vmsvga_load(&s
->chip
, f
);
1159 static void pci_vmsvga_map_ioport(PCIDevice
*pci_dev
, int region_num
,
1160 uint32_t addr
, uint32_t size
, int type
)
1162 struct pci_vmsvga_state_s
*d
= (struct pci_vmsvga_state_s
*) pci_dev
;
1163 struct vmsvga_state_s
*s
= &d
->chip
;
1165 register_ioport_read(addr
+ SVGA_IO_MUL
* SVGA_INDEX_PORT
,
1166 1, 4, vmsvga_index_read
, s
);
1167 register_ioport_write(addr
+ SVGA_IO_MUL
* SVGA_INDEX_PORT
,
1168 1, 4, vmsvga_index_write
, s
);
1169 register_ioport_read(addr
+ SVGA_IO_MUL
* SVGA_VALUE_PORT
,
1170 1, 4, vmsvga_value_read
, s
);
1171 register_ioport_write(addr
+ SVGA_IO_MUL
* SVGA_VALUE_PORT
,
1172 1, 4, vmsvga_value_write
, s
);
1173 register_ioport_read(addr
+ SVGA_IO_MUL
* SVGA_BIOS_PORT
,
1174 1, 4, vmsvga_bios_read
, s
);
1175 register_ioport_write(addr
+ SVGA_IO_MUL
* SVGA_BIOS_PORT
,
1176 1, 4, vmsvga_bios_write
, s
);
1179 static void pci_vmsvga_map_mem(PCIDevice
*pci_dev
, int region_num
,
1180 uint32_t addr
, uint32_t size
, int type
)
1182 struct pci_vmsvga_state_s
*d
= (struct pci_vmsvga_state_s
*) pci_dev
;
1183 struct vmsvga_state_s
*s
= &d
->chip
;
1186 s
->vram_base
= addr
;
1188 iomemtype
= cpu_register_io_memory(0, vmsvga_vram_read
,
1189 vmsvga_vram_write
, s
);
1191 iomemtype
= s
->vram_offset
| IO_MEM_RAM
;
1193 cpu_register_physical_memory(s
->vram_base
, s
->vram_size
,
1197 #define PCI_VENDOR_ID_VMWARE 0x15ad
1198 #define PCI_DEVICE_ID_VMWARE_SVGA2 0x0405
1199 #define PCI_DEVICE_ID_VMWARE_SVGA 0x0710
1200 #define PCI_DEVICE_ID_VMWARE_NET 0x0720
1201 #define PCI_DEVICE_ID_VMWARE_SCSI 0x0730
1202 #define PCI_DEVICE_ID_VMWARE_IDE 0x1729
1203 #define PCI_CLASS_BASE_DISPLAY 0x03
1204 #define PCI_CLASS_SUB_VGA 0x00
1205 #define PCI_CLASS_HEADERTYPE_00h 0x00
1207 void pci_vmsvga_init(PCIBus
*bus
, DisplayState
*ds
, uint8_t *vga_ram_base
,
1208 unsigned long vga_ram_offset
, int vga_ram_size
)
1210 struct pci_vmsvga_state_s
*s
;
1212 /* Setup PCI configuration */
1213 s
= (struct pci_vmsvga_state_s
*)
1214 pci_register_device(bus
, "QEMUware SVGA",
1215 sizeof(struct pci_vmsvga_state_s
), -1, 0, 0);
1216 s
->card
.config
[PCI_VENDOR_ID
] = PCI_VENDOR_ID_VMWARE
& 0xff;
1217 s
->card
.config
[PCI_VENDOR_ID
+ 1] = PCI_VENDOR_ID_VMWARE
>> 8;
1218 s
->card
.config
[PCI_DEVICE_ID
] = SVGA_PCI_DEVICE_ID
& 0xff;
1219 s
->card
.config
[PCI_DEVICE_ID
+ 1] = SVGA_PCI_DEVICE_ID
>> 8;
1220 s
->card
.config
[PCI_COMMAND
] = 0x07; /* I/O + Memory */
1221 s
->card
.config
[PCI_CLASS_DEVICE
] = PCI_CLASS_SUB_VGA
;
1222 s
->card
.config
[0x0b] = PCI_CLASS_BASE_DISPLAY
;
1223 s
->card
.config
[0x0c] = 0x08; /* Cache line size */
1224 s
->card
.config
[0x0d] = 0x40; /* Latency timer */
1225 s
->card
.config
[0x0e] = PCI_CLASS_HEADERTYPE_00h
;
1226 s
->card
.config
[0x10] = ((SVGA_IO_BASE
>> 0) & 0xff) | 1;
1227 s
->card
.config
[0x11] = (SVGA_IO_BASE
>> 8) & 0xff;
1228 s
->card
.config
[0x12] = (SVGA_IO_BASE
>> 16) & 0xff;
1229 s
->card
.config
[0x13] = (SVGA_IO_BASE
>> 24) & 0xff;
1230 s
->card
.config
[0x18] = (SVGA_MEM_BASE
>> 0) & 0xff;
1231 s
->card
.config
[0x19] = (SVGA_MEM_BASE
>> 8) & 0xff;
1232 s
->card
.config
[0x1a] = (SVGA_MEM_BASE
>> 16) & 0xff;
1233 s
->card
.config
[0x1b] = (SVGA_MEM_BASE
>> 24) & 0xff;
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 */
1240 pci_register_io_region(&s
->card
, 0, 0x10,
1241 PCI_ADDRESS_SPACE_IO
, pci_vmsvga_map_ioport
);
1242 pci_register_io_region(&s
->card
, 1, vga_ram_size
,
1243 PCI_ADDRESS_SPACE_MEM_PREFETCH
, pci_vmsvga_map_mem
);
1245 vmsvga_init(&s
->chip
, ds
, vga_ram_base
, vga_ram_offset
, vga_ram_size
);
1247 register_savevm("vmware_vga", 0, 0, pci_vmsvga_save
, pci_vmsvga_load
, s
);