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
{
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
)
296 int bypl
= s
->bypp
* s
->width
;
297 int width
= s
->bypp
* w
;
298 int start
= s
->bypp
* x
+ bypl
* y
;
299 uint8_t *src
= s
->vram
+ start
;
300 uint8_t *dst
= s
->ds
->data
+ start
;
302 for (; line
> 0; line
--, src
+= bypl
, dst
+= bypl
)
303 memcpy(dst
, src
, width
);
306 dpy_update(s
->ds
, x
, y
, w
, h
);
309 static inline void vmsvga_update_screen(struct vmsvga_state_s
*s
)
312 memcpy(s
->ds
->data
, s
->vram
, s
->bypp
* s
->width
* s
->height
);
315 dpy_update(s
->ds
, 0, 0, s
->width
, s
->height
);
319 # define vmsvga_update_rect_delayed vmsvga_update_rect
321 static inline void vmsvga_update_rect_delayed(struct vmsvga_state_s
*s
,
322 int x
, int y
, int w
, int h
)
324 struct vmsvga_rect_s
*rect
= &s
->redraw_fifo
[s
->redraw_fifo_last
++];
325 s
->redraw_fifo_last
&= REDRAW_FIFO_LEN
- 1;
333 static inline void vmsvga_update_rect_flush(struct vmsvga_state_s
*s
)
335 struct vmsvga_rect_s
*rect
;
336 if (s
->invalidated
) {
337 s
->redraw_fifo_first
= s
->redraw_fifo_last
;
340 /* Overlapping region updates can be optimised out here - if someone
341 * knows a smart algorithm to do that, please share. */
342 while (s
->redraw_fifo_first
!= s
->redraw_fifo_last
) {
343 rect
= &s
->redraw_fifo
[s
->redraw_fifo_first
++];
344 s
->redraw_fifo_first
&= REDRAW_FIFO_LEN
- 1;
345 vmsvga_update_rect(s
, rect
->x
, rect
->y
, rect
->w
, rect
->h
);
350 static inline void vmsvga_copy_rect(struct vmsvga_state_s
*s
,
351 int x0
, int y0
, int x1
, int y1
, int w
, int h
)
354 uint8_t *vram
= s
->ds
->data
;
356 uint8_t *vram
= s
->vram
;
358 int bypl
= s
->bypp
* s
->width
;
359 int width
= s
->bypp
* w
;
365 s
->ds
->dpy_copy(s
->ds
, x0
, y0
, x1
, y1
, w
, h
);
370 ptr
[0] = vram
+ s
->bypp
* x0
+ bypl
* (y0
+ h
- 1);
371 ptr
[1] = vram
+ s
->bypp
* x1
+ bypl
* (y1
+ h
- 1);
372 for (; line
> 0; line
--, ptr
[0] -= bypl
, ptr
[1] -= bypl
)
373 memmove(ptr
[1], ptr
[0], width
);
375 ptr
[0] = vram
+ s
->bypp
* x0
+ bypl
* y0
;
376 ptr
[1] = vram
+ s
->bypp
* x1
+ bypl
* y1
;
377 for (; line
> 0; line
--, ptr
[0] += bypl
, ptr
[1] += bypl
)
378 memmove(ptr
[1], ptr
[0], width
);
382 vmsvga_update_rect_delayed(s
, x1
, y1
, w
, h
);
387 static inline void vmsvga_fill_rect(struct vmsvga_state_s
*s
,
388 uint32_t c
, int x
, int y
, int w
, int h
)
391 uint8_t *vram
= s
->ds
->data
;
393 uint8_t *vram
= s
->vram
;
396 int bypl
= bypp
* s
->width
;
397 int width
= bypp
* w
;
400 uint8_t *fst
= vram
+ bypp
* x
+ bypl
* y
;
407 s
->ds
->dpy_fill(s
->ds
, x
, y
, w
, h
, c
);
419 for (column
= width
; column
> 0; column
--) {
420 *(dst
++) = *(src
++);
421 if (src
- col
== bypp
)
425 for (; line
> 0; line
--) {
427 memcpy(dst
, fst
, width
);
432 vmsvga_update_rect_delayed(s
, x
, y
, w
, h
);
436 struct vmsvga_cursor_definition_s
{
444 uint32_t image
[1024];
447 #define SVGA_BITMAP_SIZE(w, h) ((((w) + 31) >> 5) * (h))
448 #define SVGA_PIXMAP_SIZE(w, h, bpp) (((((w) * (bpp)) + 31) >> 5) * (h))
450 #ifdef HW_MOUSE_ACCEL
451 static inline void vmsvga_cursor_define(struct vmsvga_state_s
*s
,
452 struct vmsvga_cursor_definition_s
*c
)
455 for (i
= SVGA_BITMAP_SIZE(c
->width
, c
->height
) - 1; i
>= 0; i
--)
456 c
->mask
[i
] = ~c
->mask
[i
];
458 if (s
->ds
->cursor_define
)
459 s
->ds
->cursor_define(c
->width
, c
->height
, c
->bpp
, c
->hot_x
, c
->hot_y
,
460 (uint8_t *) c
->image
, (uint8_t *) c
->mask
);
464 static inline int vmsvga_fifo_empty(struct vmsvga_state_s
*s
)
466 if (!s
->config
|| !s
->enable
)
468 return (s
->cmd
->next_cmd
== s
->cmd
->stop
);
471 static inline uint32_t vmsvga_fifo_read(struct vmsvga_state_s
*s
)
473 uint32_t cmd
= s
->fifo
[s
->cmd
->stop
>> 2];
475 if (s
->cmd
->stop
>= s
->cmd
->max
)
476 s
->cmd
->stop
= s
->cmd
->min
;
480 static void vmsvga_fifo_run(struct vmsvga_state_s
*s
)
482 uint32_t cmd
, colour
;
484 int x
, y
, dx
, dy
, width
, height
;
485 struct vmsvga_cursor_definition_s cursor
;
486 while (!vmsvga_fifo_empty(s
))
487 switch (cmd
= vmsvga_fifo_read(s
)) {
488 case SVGA_CMD_UPDATE
:
489 case SVGA_CMD_UPDATE_VERBOSE
:
490 x
= vmsvga_fifo_read(s
);
491 y
= vmsvga_fifo_read(s
);
492 width
= vmsvga_fifo_read(s
);
493 height
= vmsvga_fifo_read(s
);
494 vmsvga_update_rect_delayed(s
, x
, y
, width
, height
);
497 case SVGA_CMD_RECT_FILL
:
498 colour
= vmsvga_fifo_read(s
);
499 x
= vmsvga_fifo_read(s
);
500 y
= vmsvga_fifo_read(s
);
501 width
= vmsvga_fifo_read(s
);
502 height
= vmsvga_fifo_read(s
);
504 vmsvga_fill_rect(s
, colour
, x
, y
, width
, height
);
510 case SVGA_CMD_RECT_COPY
:
511 x
= vmsvga_fifo_read(s
);
512 y
= vmsvga_fifo_read(s
);
513 dx
= vmsvga_fifo_read(s
);
514 dy
= vmsvga_fifo_read(s
);
515 width
= vmsvga_fifo_read(s
);
516 height
= vmsvga_fifo_read(s
);
518 vmsvga_copy_rect(s
, x
, y
, dx
, dy
, width
, height
);
524 case SVGA_CMD_DEFINE_CURSOR
:
525 cursor
.id
= vmsvga_fifo_read(s
);
526 cursor
.hot_x
= vmsvga_fifo_read(s
);
527 cursor
.hot_y
= vmsvga_fifo_read(s
);
528 cursor
.width
= x
= vmsvga_fifo_read(s
);
529 cursor
.height
= y
= vmsvga_fifo_read(s
);
531 cursor
.bpp
= vmsvga_fifo_read(s
);
532 for (args
= 0; args
< SVGA_BITMAP_SIZE(x
, y
); args
++)
533 cursor
.mask
[args
] = vmsvga_fifo_read(s
);
534 for (args
= 0; args
< SVGA_PIXMAP_SIZE(x
, y
, cursor
.bpp
); args
++)
535 cursor
.image
[args
] = vmsvga_fifo_read(s
);
536 #ifdef HW_MOUSE_ACCEL
537 vmsvga_cursor_define(s
, &cursor
);
545 * Other commands that we at least know the number of arguments
546 * for so we can avoid FIFO desync if driver uses them illegally.
548 case SVGA_CMD_DEFINE_ALPHA_CURSOR
:
552 x
= vmsvga_fifo_read(s
);
553 y
= vmsvga_fifo_read(s
);
556 case SVGA_CMD_RECT_ROP_FILL
:
559 case SVGA_CMD_RECT_ROP_COPY
:
562 case SVGA_CMD_DRAW_GLYPH_CLIPPED
:
565 args
= 7 + (vmsvga_fifo_read(s
) >> 2);
567 case SVGA_CMD_SURFACE_ALPHA_BLEND
:
572 * Other commands that are not listed as depending on any
573 * CAPABILITIES bits, but are not described in the README either.
575 case SVGA_CMD_SURFACE_FILL
:
576 case SVGA_CMD_SURFACE_COPY
:
577 case SVGA_CMD_FRONT_ROP_FILL
:
579 case SVGA_CMD_INVALID_CMD
:
586 printf("%s: Unknown command 0x%02x in SVGA command FIFO\n",
594 static uint32_t vmsvga_index_read(void *opaque
, uint32_t address
)
596 struct vmsvga_state_s
*s
= (struct vmsvga_state_s
*) opaque
;
600 static void vmsvga_index_write(void *opaque
, uint32_t address
, uint32_t index
)
602 struct vmsvga_state_s
*s
= (struct vmsvga_state_s
*) opaque
;
606 static uint32_t vmsvga_value_read(void *opaque
, uint32_t address
)
609 struct vmsvga_state_s
*s
= (struct vmsvga_state_s
*) opaque
;
614 case SVGA_REG_ENABLE
:
620 case SVGA_REG_HEIGHT
:
623 case SVGA_REG_MAX_WIDTH
:
624 return SVGA_MAX_WIDTH
;
626 case SVGA_REG_MAX_HEIGHT
:
627 return SVGA_MAX_HEIGHT
;
632 case SVGA_REG_BITS_PER_PIXEL
:
633 return (s
->depth
+ 7) & ~7;
635 case SVGA_REG_PSEUDOCOLOR
:
638 case SVGA_REG_RED_MASK
:
640 case SVGA_REG_GREEN_MASK
:
642 case SVGA_REG_BLUE_MASK
:
645 case SVGA_REG_BYTES_PER_LINE
:
646 return ((s
->depth
+ 7) >> 3) * s
->new_width
;
648 case SVGA_REG_FB_START
:
651 case SVGA_REG_FB_OFFSET
:
654 case SVGA_REG_VRAM_SIZE
:
655 return s
->vram_size
- SVGA_FIFO_SIZE
;
657 case SVGA_REG_FB_SIZE
:
660 case SVGA_REG_CAPABILITIES
:
661 caps
= SVGA_CAP_NONE
;
663 caps
|= SVGA_CAP_RECT_COPY
;
666 caps
|= SVGA_CAP_RECT_FILL
;
668 #ifdef HW_MOUSE_ACCEL
669 if (s
->ds
->mouse_set
)
670 caps
|= SVGA_CAP_CURSOR
| SVGA_CAP_CURSOR_BYPASS_2
|
671 SVGA_CAP_CURSOR_BYPASS
;
675 case SVGA_REG_MEM_START
:
676 return s
->vram_addr
+ s
->vram_size
- SVGA_FIFO_SIZE
;
678 case SVGA_REG_MEM_SIZE
:
679 return SVGA_FIFO_SIZE
;
681 case SVGA_REG_CONFIG_DONE
:
688 case SVGA_REG_GUEST_ID
:
691 case SVGA_REG_CURSOR_ID
:
694 case SVGA_REG_CURSOR_X
:
697 case SVGA_REG_CURSOR_Y
:
700 case SVGA_REG_CURSOR_ON
:
703 case SVGA_REG_HOST_BITS_PER_PIXEL
:
704 return (s
->depth
+ 7) & ~7;
706 case SVGA_REG_SCRATCH_SIZE
:
707 return s
->scratch_size
;
709 case SVGA_REG_MEM_REGS
:
710 case SVGA_REG_NUM_DISPLAYS
:
711 case SVGA_REG_PITCHLOCK
:
712 case SVGA_PALETTE_BASE
... SVGA_PALETTE_END
:
716 if (s
->index
>= SVGA_SCRATCH_BASE
&&
717 s
->index
< SVGA_SCRATCH_BASE
+ s
->scratch_size
)
718 return s
->scratch
[s
->index
- SVGA_SCRATCH_BASE
];
719 printf("%s: Bad register %02x\n", __FUNCTION__
, s
->index
);
725 static void vmsvga_value_write(void *opaque
, uint32_t address
, uint32_t value
)
727 struct vmsvga_state_s
*s
= (struct vmsvga_state_s
*) opaque
;
730 if (value
== SVGA_ID_2
|| value
== SVGA_ID_1
|| value
== SVGA_ID_0
)
734 case SVGA_REG_ENABLE
:
736 s
->config
&= !!value
;
741 s
->invalidate(opaque
);
744 s
->fb_size
= ((s
->depth
+ 7) >> 3) * s
->new_width
* s
->new_height
;
748 s
->new_width
= value
;
752 case SVGA_REG_HEIGHT
:
753 s
->new_height
= value
;
758 case SVGA_REG_BITS_PER_PIXEL
:
759 if (value
!= s
->depth
) {
760 printf("%s: Bad colour depth: %i bits\n", __FUNCTION__
, value
);
765 case SVGA_REG_CONFIG_DONE
:
767 s
->fifo
= (uint32_t *) &s
->vram
[s
->vram_size
- SVGA_FIFO_SIZE
];
768 /* Check range and alignment. */
769 if ((s
->cmd
->min
| s
->cmd
->max
|
770 s
->cmd
->next_cmd
| s
->cmd
->stop
) & 3)
772 if (s
->cmd
->min
< (uint8_t *) s
->cmd
->fifo
- (uint8_t *) s
->fifo
)
774 if (s
->cmd
->max
> SVGA_FIFO_SIZE
)
776 if (s
->cmd
->max
< s
->cmd
->min
+ 10 * 1024)
784 vmsvga_fifo_run(s
); /* Or should we just wait for update_display? */
787 case SVGA_REG_GUEST_ID
:
790 if (value
>= GUEST_OS_BASE
&& value
< GUEST_OS_BASE
+
791 sizeof(vmsvga_guest_id
) / sizeof(*vmsvga_guest_id
))
792 printf("%s: guest runs %s.\n", __FUNCTION__
,
793 vmsvga_guest_id
[value
- GUEST_OS_BASE
]);
797 case SVGA_REG_CURSOR_ID
:
798 s
->cursor
.id
= value
;
801 case SVGA_REG_CURSOR_X
:
805 case SVGA_REG_CURSOR_Y
:
809 case SVGA_REG_CURSOR_ON
:
810 s
->cursor
.on
|= (value
== SVGA_CURSOR_ON_SHOW
);
811 s
->cursor
.on
&= (value
!= SVGA_CURSOR_ON_HIDE
);
812 #ifdef HW_MOUSE_ACCEL
813 if (s
->ds
->mouse_set
&& value
<= SVGA_CURSOR_ON_SHOW
)
814 s
->ds
->mouse_set(s
->cursor
.x
, s
->cursor
.y
, s
->cursor
.on
);
818 case SVGA_REG_MEM_REGS
:
819 case SVGA_REG_NUM_DISPLAYS
:
820 case SVGA_REG_PITCHLOCK
:
821 case SVGA_PALETTE_BASE
... SVGA_PALETTE_END
:
825 if (s
->index
>= SVGA_SCRATCH_BASE
&&
826 s
->index
< SVGA_SCRATCH_BASE
+ s
->scratch_size
) {
827 s
->scratch
[s
->index
- SVGA_SCRATCH_BASE
] = value
;
830 printf("%s: Bad register %02x\n", __FUNCTION__
, s
->index
);
834 static uint32_t vmsvga_bios_read(void *opaque
, uint32_t address
)
836 printf("%s: what are we supposed to return?\n", __FUNCTION__
);
840 static void vmsvga_bios_write(void *opaque
, uint32_t address
, uint32_t data
)
842 printf("%s: what are we supposed to do with (%08x)?\n",
846 static inline void vmsvga_size(struct vmsvga_state_s
*s
)
848 if (s
->new_width
!= s
->width
|| s
->new_height
!= s
->height
) {
849 s
->width
= s
->new_width
;
850 s
->height
= s
->new_height
;
851 dpy_resize(s
->ds
, s
->width
, s
->height
);
856 static void vmsvga_update_display(void *opaque
)
858 struct vmsvga_state_s
*s
= (struct vmsvga_state_s
*) opaque
;
869 vmsvga_update_rect_flush(s
);
872 * Is it more efficient to look at vram VGA-dirty bits or wait
873 * for the driver to issue SVGA_CMD_UPDATE?
875 if (s
->invalidated
) {
877 vmsvga_update_screen(s
);
881 static void vmsvga_reset(struct vmsvga_state_s
*s
)
889 s
->depth
= s
->ds
->depth
? s
->ds
->depth
: 24;
890 s
->bypp
= (s
->depth
+ 7) >> 3;
892 s
->redraw_fifo_first
= 0;
893 s
->redraw_fifo_last
= 0;
896 s
->wred
= 0x00000007;
897 s
->wgreen
= 0x00000038;
898 s
->wblue
= 0x000000c0;
901 s
->wred
= 0x0000001f;
902 s
->wgreen
= 0x000003e0;
903 s
->wblue
= 0x00007c00;
906 s
->wred
= 0x0000001f;
907 s
->wgreen
= 0x000007e0;
908 s
->wblue
= 0x0000f800;
911 s
->wred
= 0x00ff0000;
912 s
->wgreen
= 0x0000ff00;
913 s
->wblue
= 0x000000ff;
916 s
->wred
= 0x00ff0000;
917 s
->wgreen
= 0x0000ff00;
918 s
->wblue
= 0x000000ff;
924 static void vmsvga_invalidate_display(void *opaque
)
926 struct vmsvga_state_s
*s
= (struct vmsvga_state_s
*) opaque
;
929 s
->invalidate(opaque
);
937 /* save the vga display in a PPM image even if no display is
939 static void vmsvga_screen_dump(void *opaque
, const char *filename
)
941 struct vmsvga_state_s
*s
= (struct vmsvga_state_s
*) opaque
;
944 s
->screen_dump(opaque
, filename
);
949 if (s
->depth
== 32) {
950 ppm_save(filename
, s
->vram
, s
->width
, s
->height
, s
->ds
->linesize
);
955 static uint32_t vmsvga_vram_readb(void *opaque
, target_phys_addr_t addr
)
957 struct vmsvga_state_s
*s
= (struct vmsvga_state_s
*) opaque
;
958 addr
-= s
->vram_addr
;
959 if (addr
< s
->fb_size
)
960 return *(uint8_t *) (s
->ds
->data
+ addr
);
962 return *(uint8_t *) (s
->vram
+ addr
);
965 static uint32_t vmsvga_vram_readw(void *opaque
, target_phys_addr_t addr
)
967 struct vmsvga_state_s
*s
= (struct vmsvga_state_s
*) opaque
;
968 addr
-= s
->vram_addr
;
969 if (addr
< s
->fb_size
)
970 return *(uint16_t *) (s
->ds
->data
+ addr
);
972 return *(uint16_t *) (s
->vram
+ addr
);
975 static uint32_t vmsvga_vram_readl(void *opaque
, target_phys_addr_t addr
)
977 struct vmsvga_state_s
*s
= (struct vmsvga_state_s
*) opaque
;
978 addr
-= s
->vram_addr
;
979 if (addr
< s
->fb_size
)
980 return *(uint32_t *) (s
->ds
->data
+ addr
);
982 return *(uint32_t *) (s
->vram
+ addr
);
985 static void vmsvga_vram_writeb(void *opaque
, target_phys_addr_t addr
,
988 struct vmsvga_state_s
*s
= (struct vmsvga_state_s
*) opaque
;
989 addr
-= s
->vram_addr
;
990 if (addr
< s
->fb_size
)
991 *(uint8_t *) (s
->ds
->data
+ addr
) = value
;
993 *(uint8_t *) (s
->vram
+ addr
) = value
;
996 static void vmsvga_vram_writew(void *opaque
, target_phys_addr_t addr
,
999 struct vmsvga_state_s
*s
= (struct vmsvga_state_s
*) opaque
;
1000 addr
-= s
->vram_addr
;
1001 if (addr
< s
->fb_size
)
1002 *(uint16_t *) (s
->ds
->data
+ addr
) = value
;
1004 *(uint16_t *) (s
->vram
+ addr
) = value
;
1007 static void vmsvga_vram_writel(void *opaque
, target_phys_addr_t addr
,
1010 struct vmsvga_state_s
*s
= (struct vmsvga_state_s
*) opaque
;
1011 addr
-= s
->vram_addr
;
1012 if (addr
< s
->fb_size
)
1013 *(uint32_t *) (s
->ds
->data
+ addr
) = value
;
1015 *(uint32_t *) (s
->vram
+ addr
) = value
;
1018 static CPUReadMemoryFunc
*vmsvga_vram_read
[] = {
1024 static CPUWriteMemoryFunc
*vmsvga_vram_write
[] = {
1031 static void vmsvga_save(struct vmsvga_state_s
*s
, QEMUFile
*f
)
1033 qemu_put_be32(f
, s
->depth
);
1034 qemu_put_be32(f
, s
->enable
);
1035 qemu_put_be32(f
, s
->config
);
1036 qemu_put_be32(f
, s
->cursor
.id
);
1037 qemu_put_be32(f
, s
->cursor
.x
);
1038 qemu_put_be32(f
, s
->cursor
.y
);
1039 qemu_put_be32(f
, s
->cursor
.on
);
1040 qemu_put_be32(f
, s
->index
);
1041 qemu_put_buffer(f
, (uint8_t *) s
->scratch
, s
->scratch_size
* 4);
1042 qemu_put_be32(f
, s
->new_width
);
1043 qemu_put_be32(f
, s
->new_height
);
1044 qemu_put_be32s(f
, &s
->guest
);
1045 qemu_put_be32s(f
, &s
->svgaid
);
1046 qemu_put_be32(f
, s
->syncing
);
1047 qemu_put_be32(f
, s
->fb_size
);
1050 static int vmsvga_load(struct vmsvga_state_s
*s
, QEMUFile
*f
)
1053 depth
=qemu_get_be32(f
);
1054 s
->enable
=qemu_get_be32(f
);
1055 s
->config
=qemu_get_be32(f
);
1056 s
->cursor
.id
=qemu_get_be32(f
);
1057 s
->cursor
.x
=qemu_get_be32(f
);
1058 s
->cursor
.y
=qemu_get_be32(f
);
1059 s
->cursor
.on
=qemu_get_be32(f
);
1060 s
->index
=qemu_get_be32(f
);
1061 qemu_get_buffer(f
, (uint8_t *) s
->scratch
, s
->scratch_size
* 4);
1062 s
->new_width
=qemu_get_be32(f
);
1063 s
->new_height
=qemu_get_be32(f
);
1064 qemu_get_be32s(f
, &s
->guest
);
1065 qemu_get_be32s(f
, &s
->svgaid
);
1066 s
->syncing
=qemu_get_be32(f
);
1067 s
->fb_size
=qemu_get_be32(f
);
1069 if (s
->enable
&& depth
!= s
->depth
) {
1070 printf("%s: need colour depth of %i bits to resume operation.\n",
1071 __FUNCTION__
, depth
);
1077 s
->fifo
= (uint32_t *) &s
->vram
[s
->vram_size
- SVGA_FIFO_SIZE
];
1082 static void vmsvga_init(struct vmsvga_state_s
*s
, DisplayState
*ds
,
1083 uint8_t *vga_ram_base
, unsigned long vga_ram_offset
,
1087 s
->vram
= vga_ram_base
;
1088 s
->vram_size
= vga_ram_size
;
1091 s
->scratch_size
= SVGA_SCRATCH_SIZE
;
1092 s
->scratch
= (uint32_t *) qemu_malloc(s
->scratch_size
* 4);
1097 s
->iomemtype
= cpu_register_io_memory(0, vmsvga_vram_read
,
1098 vmsvga_vram_write
, s
);
1100 s
->iomemtype
= vga_ram_offset
| IO_MEM_RAM
;
1103 graphic_console_init(ds
, vmsvga_update_display
,
1104 vmsvga_invalidate_display
, vmsvga_screen_dump
, s
);
1107 vga_common_init((VGAState
*) s
, ds
,
1108 vga_ram_base
, vga_ram_offset
, vga_ram_size
);
1109 vga_init((VGAState
*) s
);
1113 static void pci_vmsvga_save(QEMUFile
*f
, void *opaque
)
1115 struct pci_vmsvga_state_s
*s
= (struct pci_vmsvga_state_s
*) opaque
;
1116 pci_device_save(&s
->card
, f
);
1117 vmsvga_save(&s
->chip
, f
);
1120 static int pci_vmsvga_load(QEMUFile
*f
, void *opaque
, int version_id
)
1122 struct pci_vmsvga_state_s
*s
= (struct pci_vmsvga_state_s
*) opaque
;
1125 ret
= pci_device_load(&s
->card
, f
);
1129 ret
= vmsvga_load(&s
->chip
, f
);
1136 static void pci_vmsvga_map(PCIDevice
*pci_dev
, int region_num
,
1137 uint32_t addr
, uint32_t size
, int type
)
1139 struct pci_vmsvga_state_s
*d
= (struct pci_vmsvga_state_s
*) pci_dev
;
1140 struct vmsvga_state_s
*s
= &d
->chip
;
1142 if (region_num
== 0) {
1143 register_ioport_read(addr
+ SVGA_IO_MUL
* SVGA_INDEX_PORT
,
1144 1, 4, vmsvga_index_read
, s
);
1145 register_ioport_write(addr
+ SVGA_IO_MUL
* SVGA_INDEX_PORT
,
1146 1, 4, vmsvga_index_write
, s
);
1147 register_ioport_read(addr
+ SVGA_IO_MUL
* SVGA_VALUE_PORT
,
1148 1, 4, vmsvga_value_read
, s
);
1149 register_ioport_write(addr
+ SVGA_IO_MUL
* SVGA_VALUE_PORT
,
1150 1, 4, vmsvga_value_write
, s
);
1151 register_ioport_read(addr
+ SVGA_IO_MUL
* SVGA_BIOS_PORT
,
1152 1, 4, vmsvga_bios_read
, s
);
1153 register_ioport_write(addr
+ SVGA_IO_MUL
* SVGA_BIOS_PORT
,
1154 1, 4, vmsvga_bios_write
, s
);
1156 cpu_register_physical_memory(addr
, s
->vram_size
, s
->iomemtype
);
1157 s
->vram_addr
= addr
;
1158 s
->vram
= s
->vram_ptr
;
1162 #define PCI_VENDOR_ID_VMWARE 0x15ad
1163 #define PCI_DEVICE_ID_VMWARE_SVGA2 0x0405
1164 #define PCI_DEVICE_ID_VMWARE_SVGA 0x0710
1165 #define PCI_DEVICE_ID_VMWARE_NET 0x0720
1166 #define PCI_DEVICE_ID_VMWARE_SCSI 0x0730
1167 #define PCI_DEVICE_ID_VMWARE_IDE 0x1729
1168 #define PCI_CLASS_BASE_DISPLAY 0x03
1169 #define PCI_CLASS_SUB_VGA 0x00
1170 #define PCI_CLASS_HEADERTYPE_00h 0x00
1172 void pci_vmsvga_init(PCIBus
*bus
, DisplayState
*ds
, uint8_t *vga_ram_base
,
1173 unsigned long vga_ram_offset
, int vga_ram_size
)
1175 struct pci_vmsvga_state_s
*s
;
1177 /* Setup PCI configuration */
1178 s
= (struct pci_vmsvga_state_s
*)
1179 pci_register_device(bus
, "QEMUware SVGA",
1180 sizeof(struct pci_vmsvga_state_s
), -1, 0, 0);
1181 s
->card
.config
[PCI_VENDOR_ID
] = PCI_VENDOR_ID_VMWARE
& 0xff;
1182 s
->card
.config
[PCI_VENDOR_ID
+ 1] = PCI_VENDOR_ID_VMWARE
>> 8;
1183 s
->card
.config
[PCI_DEVICE_ID
] = SVGA_PCI_DEVICE_ID
& 0xff;
1184 s
->card
.config
[PCI_DEVICE_ID
+ 1] = SVGA_PCI_DEVICE_ID
>> 8;
1185 s
->card
.config
[PCI_COMMAND
] = 0x07; /* I/O + Memory */
1186 s
->card
.config
[PCI_CLASS_DEVICE
] = PCI_CLASS_SUB_VGA
;
1187 s
->card
.config
[0x0b] = PCI_CLASS_BASE_DISPLAY
;
1188 s
->card
.config
[0x0c] = 0x08; /* Cache line size */
1189 s
->card
.config
[0x0d] = 0x40; /* Latency timer */
1190 s
->card
.config
[0x0e] = PCI_CLASS_HEADERTYPE_00h
;
1191 s
->card
.config
[0x2c] = PCI_VENDOR_ID_VMWARE
& 0xff;
1192 s
->card
.config
[0x2d] = PCI_VENDOR_ID_VMWARE
>> 8;
1193 s
->card
.config
[0x2e] = SVGA_PCI_DEVICE_ID
& 0xff;
1194 s
->card
.config
[0x2f] = SVGA_PCI_DEVICE_ID
>> 8;
1195 s
->card
.config
[0x3c] = 0xff; /* End */
1197 pci_register_io_region(&s
->card
, 0, 0x10,
1198 PCI_ADDRESS_SPACE_IO
, pci_vmsvga_map
);
1200 pci_register_io_region(&s
->card
, 1, vga_ram_size
,
1201 PCI_ADDRESS_SPACE_MEM
, pci_vmsvga_map
);
1203 vmsvga_init(&s
->chip
, ds
, vga_ram_base
, vga_ram_offset
, vga_ram_size
);
1205 register_savevm("vmware_vga", 0, 0, pci_vmsvga_save
, pci_vmsvga_load
, s
);