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
28 #include "vmware_vga.h"
34 #define HW_MOUSE_ACCEL
38 struct vmsvga_state_s
{
55 target_phys_addr_t vram_base
;
70 ram_addr_t fifo_offset
;
72 unsigned int fifo_size
;
73 target_phys_addr_t fifo_base
;
77 struct __attribute__((__packed__
)) {
82 /* Add registers here when adding capabilities. */
87 #define REDRAW_FIFO_LEN 512
88 struct vmsvga_rect_s
{
90 } redraw_fifo
[REDRAW_FIFO_LEN
];
91 int redraw_fifo_first
, redraw_fifo_last
;
94 struct pci_vmsvga_state_s
{
96 struct vmsvga_state_s chip
;
99 #define SVGA_MAGIC 0x900000UL
100 #define SVGA_MAKE_ID(ver) (SVGA_MAGIC << 8 | (ver))
101 #define SVGA_ID_0 SVGA_MAKE_ID(0)
102 #define SVGA_ID_1 SVGA_MAKE_ID(1)
103 #define SVGA_ID_2 SVGA_MAKE_ID(2)
105 #define SVGA_LEGACY_BASE_PORT 0x4560
106 #define SVGA_INDEX_PORT 0x0
107 #define SVGA_VALUE_PORT 0x1
108 #define SVGA_BIOS_PORT 0x2
110 #define SVGA_VERSION_2
112 #ifdef SVGA_VERSION_2
113 # define SVGA_ID SVGA_ID_2
114 # define SVGA_IO_BASE SVGA_LEGACY_BASE_PORT
115 # define SVGA_IO_MUL 1
116 # define SVGA_FIFO_SIZE 0x10000
117 # define SVGA_MEM_BASE 0xe0000000
118 # define SVGA_PCI_DEVICE_ID PCI_DEVICE_ID_VMWARE_SVGA2
120 # define SVGA_ID SVGA_ID_1
121 # define SVGA_IO_BASE SVGA_LEGACY_BASE_PORT
122 # define SVGA_IO_MUL 4
123 # define SVGA_FIFO_SIZE 0x10000
124 # define SVGA_MEM_BASE 0xe0000000
125 # define SVGA_PCI_DEVICE_ID PCI_DEVICE_ID_VMWARE_SVGA
129 /* ID 0, 1 and 2 registers */
134 SVGA_REG_MAX_WIDTH
= 4,
135 SVGA_REG_MAX_HEIGHT
= 5,
137 SVGA_REG_BITS_PER_PIXEL
= 7, /* Current bpp in the guest */
138 SVGA_REG_PSEUDOCOLOR
= 8,
139 SVGA_REG_RED_MASK
= 9,
140 SVGA_REG_GREEN_MASK
= 10,
141 SVGA_REG_BLUE_MASK
= 11,
142 SVGA_REG_BYTES_PER_LINE
= 12,
143 SVGA_REG_FB_START
= 13,
144 SVGA_REG_FB_OFFSET
= 14,
145 SVGA_REG_VRAM_SIZE
= 15,
146 SVGA_REG_FB_SIZE
= 16,
148 /* ID 1 and 2 registers */
149 SVGA_REG_CAPABILITIES
= 17,
150 SVGA_REG_MEM_START
= 18, /* Memory for command FIFO */
151 SVGA_REG_MEM_SIZE
= 19,
152 SVGA_REG_CONFIG_DONE
= 20, /* Set when memory area configured */
153 SVGA_REG_SYNC
= 21, /* Write to force synchronization */
154 SVGA_REG_BUSY
= 22, /* Read to check if sync is done */
155 SVGA_REG_GUEST_ID
= 23, /* Set guest OS identifier */
156 SVGA_REG_CURSOR_ID
= 24, /* ID of cursor */
157 SVGA_REG_CURSOR_X
= 25, /* Set cursor X position */
158 SVGA_REG_CURSOR_Y
= 26, /* Set cursor Y position */
159 SVGA_REG_CURSOR_ON
= 27, /* Turn cursor on/off */
160 SVGA_REG_HOST_BITS_PER_PIXEL
= 28, /* Current bpp in the host */
161 SVGA_REG_SCRATCH_SIZE
= 29, /* Number of scratch registers */
162 SVGA_REG_MEM_REGS
= 30, /* Number of FIFO registers */
163 SVGA_REG_NUM_DISPLAYS
= 31, /* Number of guest displays */
164 SVGA_REG_PITCHLOCK
= 32, /* Fixed pitch for all modes */
166 SVGA_PALETTE_BASE
= 1024, /* Base of SVGA color map */
167 SVGA_PALETTE_END
= SVGA_PALETTE_BASE
+ 767,
168 SVGA_SCRATCH_BASE
= SVGA_PALETTE_BASE
+ 768,
171 #define SVGA_CAP_NONE 0
172 #define SVGA_CAP_RECT_FILL (1 << 0)
173 #define SVGA_CAP_RECT_COPY (1 << 1)
174 #define SVGA_CAP_RECT_PAT_FILL (1 << 2)
175 #define SVGA_CAP_LEGACY_OFFSCREEN (1 << 3)
176 #define SVGA_CAP_RASTER_OP (1 << 4)
177 #define SVGA_CAP_CURSOR (1 << 5)
178 #define SVGA_CAP_CURSOR_BYPASS (1 << 6)
179 #define SVGA_CAP_CURSOR_BYPASS_2 (1 << 7)
180 #define SVGA_CAP_8BIT_EMULATION (1 << 8)
181 #define SVGA_CAP_ALPHA_CURSOR (1 << 9)
182 #define SVGA_CAP_GLYPH (1 << 10)
183 #define SVGA_CAP_GLYPH_CLIPPING (1 << 11)
184 #define SVGA_CAP_OFFSCREEN_1 (1 << 12)
185 #define SVGA_CAP_ALPHA_BLEND (1 << 13)
186 #define SVGA_CAP_3D (1 << 14)
187 #define SVGA_CAP_EXTENDED_FIFO (1 << 15)
188 #define SVGA_CAP_MULTIMON (1 << 16)
189 #define SVGA_CAP_PITCHLOCK (1 << 17)
192 * FIFO offsets (seen as an array of 32-bit words)
196 * The original defined FIFO offsets
199 SVGA_FIFO_MAX
, /* The distance from MIN to MAX must be at least 10K */
204 * Additional offsets added as of SVGA_CAP_EXTENDED_FIFO
206 SVGA_FIFO_CAPABILITIES
= 4,
209 SVGA_FIFO_3D_HWVERSION
,
213 #define SVGA_FIFO_CAP_NONE 0
214 #define SVGA_FIFO_CAP_FENCE (1 << 0)
215 #define SVGA_FIFO_CAP_ACCELFRONT (1 << 1)
216 #define SVGA_FIFO_CAP_PITCHLOCK (1 << 2)
218 #define SVGA_FIFO_FLAG_NONE 0
219 #define SVGA_FIFO_FLAG_ACCELFRONT (1 << 0)
221 /* These values can probably be changed arbitrarily. */
222 #define SVGA_SCRATCH_SIZE 0x8000
223 #define SVGA_MAX_WIDTH 2360
224 #define SVGA_MAX_HEIGHT 1770
227 # define GUEST_OS_BASE 0x5001
228 static const char *vmsvga_guest_id
[] = {
230 [0x01] = "Windows 3.1",
231 [0x02] = "Windows 95",
232 [0x03] = "Windows 98",
233 [0x04] = "Windows ME",
234 [0x05] = "Windows NT",
235 [0x06] = "Windows 2000",
238 [0x09] = "an unknown OS",
241 [0x0c] = "an unknown OS",
242 [0x0d] = "an unknown OS",
243 [0x0e] = "an unknown OS",
244 [0x0f] = "an unknown OS",
245 [0x10] = "an unknown OS",
246 [0x11] = "an unknown OS",
247 [0x12] = "an unknown OS",
248 [0x13] = "an unknown OS",
249 [0x14] = "an unknown OS",
250 [0x15] = "Windows 2003",
255 SVGA_CMD_INVALID_CMD
= 0,
257 SVGA_CMD_RECT_FILL
= 2,
258 SVGA_CMD_RECT_COPY
= 3,
259 SVGA_CMD_DEFINE_BITMAP
= 4,
260 SVGA_CMD_DEFINE_BITMAP_SCANLINE
= 5,
261 SVGA_CMD_DEFINE_PIXMAP
= 6,
262 SVGA_CMD_DEFINE_PIXMAP_SCANLINE
= 7,
263 SVGA_CMD_RECT_BITMAP_FILL
= 8,
264 SVGA_CMD_RECT_PIXMAP_FILL
= 9,
265 SVGA_CMD_RECT_BITMAP_COPY
= 10,
266 SVGA_CMD_RECT_PIXMAP_COPY
= 11,
267 SVGA_CMD_FREE_OBJECT
= 12,
268 SVGA_CMD_RECT_ROP_FILL
= 13,
269 SVGA_CMD_RECT_ROP_COPY
= 14,
270 SVGA_CMD_RECT_ROP_BITMAP_FILL
= 15,
271 SVGA_CMD_RECT_ROP_PIXMAP_FILL
= 16,
272 SVGA_CMD_RECT_ROP_BITMAP_COPY
= 17,
273 SVGA_CMD_RECT_ROP_PIXMAP_COPY
= 18,
274 SVGA_CMD_DEFINE_CURSOR
= 19,
275 SVGA_CMD_DISPLAY_CURSOR
= 20,
276 SVGA_CMD_MOVE_CURSOR
= 21,
277 SVGA_CMD_DEFINE_ALPHA_CURSOR
= 22,
278 SVGA_CMD_DRAW_GLYPH
= 23,
279 SVGA_CMD_DRAW_GLYPH_CLIPPED
= 24,
280 SVGA_CMD_UPDATE_VERBOSE
= 25,
281 SVGA_CMD_SURFACE_FILL
= 26,
282 SVGA_CMD_SURFACE_COPY
= 27,
283 SVGA_CMD_SURFACE_ALPHA_BLEND
= 28,
284 SVGA_CMD_FRONT_ROP_FILL
= 29,
288 /* Legal values for the SVGA_REG_CURSOR_ON register in cursor bypass mode */
290 SVGA_CURSOR_ON_HIDE
= 0,
291 SVGA_CURSOR_ON_SHOW
= 1,
292 SVGA_CURSOR_ON_REMOVE_FROM_FB
= 2,
293 SVGA_CURSOR_ON_RESTORE_TO_FB
= 3,
296 static inline void vmsvga_update_rect(struct vmsvga_state_s
*s
,
297 int x
, int y
, int w
, int h
)
307 if (x
+ w
> s
->width
) {
308 fprintf(stderr
, "%s: update width too large x: %d, w: %d\n",
310 x
= MIN(x
, s
->width
);
314 if (y
+ h
> s
->height
) {
315 fprintf(stderr
, "%s: update height too large y: %d, h: %d\n",
317 y
= MIN(y
, s
->height
);
322 bypl
= s
->bypp
* s
->width
;
324 start
= s
->bypp
* x
+ bypl
* y
;
325 src
= s
->vga
.vram_ptr
+ start
;
326 dst
= ds_get_data(s
->vga
.ds
) + start
;
328 for (; line
> 0; line
--, src
+= bypl
, dst
+= bypl
)
329 memcpy(dst
, src
, width
);
332 dpy_update(s
->vga
.ds
, x
, y
, w
, h
);
335 static inline void vmsvga_update_screen(struct vmsvga_state_s
*s
)
338 memcpy(ds_get_data(s
->vga
.ds
), s
->vga
.vram_ptr
, s
->bypp
* s
->width
* s
->height
);
341 dpy_update(s
->vga
.ds
, 0, 0, s
->width
, s
->height
);
345 # define vmsvga_update_rect_delayed vmsvga_update_rect
347 static inline void vmsvga_update_rect_delayed(struct vmsvga_state_s
*s
,
348 int x
, int y
, int w
, int h
)
350 struct vmsvga_rect_s
*rect
= &s
->redraw_fifo
[s
->redraw_fifo_last
++];
351 s
->redraw_fifo_last
&= REDRAW_FIFO_LEN
- 1;
359 static inline void vmsvga_update_rect_flush(struct vmsvga_state_s
*s
)
361 struct vmsvga_rect_s
*rect
;
362 if (s
->invalidated
) {
363 s
->redraw_fifo_first
= s
->redraw_fifo_last
;
366 /* Overlapping region updates can be optimised out here - if someone
367 * knows a smart algorithm to do that, please share. */
368 while (s
->redraw_fifo_first
!= s
->redraw_fifo_last
) {
369 rect
= &s
->redraw_fifo
[s
->redraw_fifo_first
++];
370 s
->redraw_fifo_first
&= REDRAW_FIFO_LEN
- 1;
371 vmsvga_update_rect(s
, rect
->x
, rect
->y
, rect
->w
, rect
->h
);
376 static inline void vmsvga_copy_rect(struct vmsvga_state_s
*s
,
377 int x0
, int y0
, int x1
, int y1
, int w
, int h
)
380 uint8_t *vram
= ds_get_data(s
->ds
);
382 uint8_t *vram
= s
->vga
.vram_ptr
;
384 int bypl
= s
->bypp
* s
->width
;
385 int width
= s
->bypp
* w
;
391 qemu_console_copy(s
->ds
, x0
, y0
, x1
, y1
, w
, h
);
396 ptr
[0] = vram
+ s
->bypp
* x0
+ bypl
* (y0
+ h
- 1);
397 ptr
[1] = vram
+ s
->bypp
* x1
+ bypl
* (y1
+ h
- 1);
398 for (; line
> 0; line
--, ptr
[0] -= bypl
, ptr
[1] -= bypl
)
399 memmove(ptr
[1], ptr
[0], width
);
401 ptr
[0] = vram
+ s
->bypp
* x0
+ bypl
* y0
;
402 ptr
[1] = vram
+ s
->bypp
* x1
+ bypl
* y1
;
403 for (; line
> 0; line
--, ptr
[0] += bypl
, ptr
[1] += bypl
)
404 memmove(ptr
[1], ptr
[0], width
);
408 vmsvga_update_rect_delayed(s
, x1
, y1
, w
, h
);
413 static inline void vmsvga_fill_rect(struct vmsvga_state_s
*s
,
414 uint32_t c
, int x
, int y
, int w
, int h
)
417 uint8_t *vram
= ds_get_data(s
->ds
);
419 uint8_t *vram
= s
->vga
.vram_ptr
;
422 int bypl
= bypp
* s
->width
;
423 int width
= bypp
* w
;
426 uint8_t *fst
= vram
+ bypp
* x
+ bypl
* y
;
433 s
->ds
->dpy_fill(s
->ds
, x
, y
, w
, h
, c
);
445 for (column
= width
; column
> 0; column
--) {
446 *(dst
++) = *(src
++);
447 if (src
- col
== bypp
)
451 for (; line
> 0; line
--) {
453 memcpy(dst
, fst
, width
);
458 vmsvga_update_rect_delayed(s
, x
, y
, w
, h
);
462 struct vmsvga_cursor_definition_s
{
470 uint32_t image
[4096];
473 #define SVGA_BITMAP_SIZE(w, h) ((((w) + 31) >> 5) * (h))
474 #define SVGA_PIXMAP_SIZE(w, h, bpp) (((((w) * (bpp)) + 31) >> 5) * (h))
476 #ifdef HW_MOUSE_ACCEL
477 static inline void vmsvga_cursor_define(struct vmsvga_state_s
*s
,
478 struct vmsvga_cursor_definition_s
*c
)
481 for (i
= SVGA_BITMAP_SIZE(c
->width
, c
->height
) - 1; i
>= 0; i
--)
482 c
->mask
[i
] = ~c
->mask
[i
];
484 if (s
->vga
.ds
->cursor_define
)
485 s
->vga
.ds
->cursor_define(c
->width
, c
->height
, c
->bpp
, c
->hot_x
, c
->hot_y
,
486 (uint8_t *) c
->image
, (uint8_t *) c
->mask
);
490 #define CMD(f) le32_to_cpu(s->cmd->f)
492 static inline int vmsvga_fifo_empty(struct vmsvga_state_s
*s
)
494 if (!s
->config
|| !s
->enable
)
496 return (s
->cmd
->next_cmd
== s
->cmd
->stop
);
499 static inline uint32_t vmsvga_fifo_read_raw(struct vmsvga_state_s
*s
)
501 uint32_t cmd
= s
->fifo
[CMD(stop
) >> 2];
502 s
->cmd
->stop
= cpu_to_le32(CMD(stop
) + 4);
503 if (CMD(stop
) >= CMD(max
))
504 s
->cmd
->stop
= s
->cmd
->min
;
508 static inline uint32_t vmsvga_fifo_read(struct vmsvga_state_s
*s
)
510 return le32_to_cpu(vmsvga_fifo_read_raw(s
));
513 static void vmsvga_fifo_run(struct vmsvga_state_s
*s
)
515 uint32_t cmd
, colour
;
517 int x
, y
, dx
, dy
, width
, height
;
518 struct vmsvga_cursor_definition_s cursor
;
519 while (!vmsvga_fifo_empty(s
))
520 switch (cmd
= vmsvga_fifo_read(s
)) {
521 case SVGA_CMD_UPDATE
:
522 case SVGA_CMD_UPDATE_VERBOSE
:
523 x
= vmsvga_fifo_read(s
);
524 y
= vmsvga_fifo_read(s
);
525 width
= vmsvga_fifo_read(s
);
526 height
= vmsvga_fifo_read(s
);
527 vmsvga_update_rect_delayed(s
, x
, y
, width
, height
);
530 case SVGA_CMD_RECT_FILL
:
531 colour
= vmsvga_fifo_read(s
);
532 x
= vmsvga_fifo_read(s
);
533 y
= vmsvga_fifo_read(s
);
534 width
= vmsvga_fifo_read(s
);
535 height
= vmsvga_fifo_read(s
);
537 vmsvga_fill_rect(s
, colour
, x
, y
, width
, height
);
543 case SVGA_CMD_RECT_COPY
:
544 x
= vmsvga_fifo_read(s
);
545 y
= vmsvga_fifo_read(s
);
546 dx
= vmsvga_fifo_read(s
);
547 dy
= vmsvga_fifo_read(s
);
548 width
= vmsvga_fifo_read(s
);
549 height
= vmsvga_fifo_read(s
);
551 vmsvga_copy_rect(s
, x
, y
, dx
, dy
, width
, height
);
557 case SVGA_CMD_DEFINE_CURSOR
:
558 cursor
.id
= vmsvga_fifo_read(s
);
559 cursor
.hot_x
= vmsvga_fifo_read(s
);
560 cursor
.hot_y
= vmsvga_fifo_read(s
);
561 cursor
.width
= x
= vmsvga_fifo_read(s
);
562 cursor
.height
= y
= vmsvga_fifo_read(s
);
564 cursor
.bpp
= vmsvga_fifo_read(s
);
566 if (SVGA_BITMAP_SIZE(x
, y
) > sizeof cursor
.mask
||
567 SVGA_PIXMAP_SIZE(x
, y
, cursor
.bpp
) > sizeof cursor
.image
) {
568 args
= SVGA_BITMAP_SIZE(x
, y
) + SVGA_PIXMAP_SIZE(x
, y
, cursor
.bpp
);
572 for (args
= 0; args
< SVGA_BITMAP_SIZE(x
, y
); args
++)
573 cursor
.mask
[args
] = vmsvga_fifo_read_raw(s
);
574 for (args
= 0; args
< SVGA_PIXMAP_SIZE(x
, y
, cursor
.bpp
); args
++)
575 cursor
.image
[args
] = vmsvga_fifo_read_raw(s
);
576 #ifdef HW_MOUSE_ACCEL
577 vmsvga_cursor_define(s
, &cursor
);
585 * Other commands that we at least know the number of arguments
586 * for so we can avoid FIFO desync if driver uses them illegally.
588 case SVGA_CMD_DEFINE_ALPHA_CURSOR
:
592 x
= vmsvga_fifo_read(s
);
593 y
= vmsvga_fifo_read(s
);
596 case SVGA_CMD_RECT_ROP_FILL
:
599 case SVGA_CMD_RECT_ROP_COPY
:
602 case SVGA_CMD_DRAW_GLYPH_CLIPPED
:
605 args
= 7 + (vmsvga_fifo_read(s
) >> 2);
607 case SVGA_CMD_SURFACE_ALPHA_BLEND
:
612 * Other commands that are not listed as depending on any
613 * CAPABILITIES bits, but are not described in the README either.
615 case SVGA_CMD_SURFACE_FILL
:
616 case SVGA_CMD_SURFACE_COPY
:
617 case SVGA_CMD_FRONT_ROP_FILL
:
619 case SVGA_CMD_INVALID_CMD
:
626 printf("%s: Unknown command 0x%02x in SVGA command FIFO\n",
634 static uint32_t vmsvga_index_read(void *opaque
, uint32_t address
)
636 struct vmsvga_state_s
*s
= opaque
;
640 static void vmsvga_index_write(void *opaque
, uint32_t address
, uint32_t index
)
642 struct vmsvga_state_s
*s
= opaque
;
646 static uint32_t vmsvga_value_read(void *opaque
, uint32_t address
)
649 struct vmsvga_state_s
*s
= opaque
;
654 case SVGA_REG_ENABLE
:
660 case SVGA_REG_HEIGHT
:
663 case SVGA_REG_MAX_WIDTH
:
664 return SVGA_MAX_WIDTH
;
666 case SVGA_REG_MAX_HEIGHT
:
667 return SVGA_MAX_HEIGHT
;
672 case SVGA_REG_BITS_PER_PIXEL
:
673 return (s
->depth
+ 7) & ~7;
675 case SVGA_REG_PSEUDOCOLOR
:
678 case SVGA_REG_RED_MASK
:
680 case SVGA_REG_GREEN_MASK
:
682 case SVGA_REG_BLUE_MASK
:
685 case SVGA_REG_BYTES_PER_LINE
:
686 return ((s
->depth
+ 7) >> 3) * s
->new_width
;
688 case SVGA_REG_FB_START
:
691 case SVGA_REG_FB_OFFSET
:
694 case SVGA_REG_VRAM_SIZE
:
695 return s
->vga
.vram_size
;
697 case SVGA_REG_FB_SIZE
:
700 case SVGA_REG_CAPABILITIES
:
701 caps
= SVGA_CAP_NONE
;
703 caps
|= SVGA_CAP_RECT_COPY
;
706 caps
|= SVGA_CAP_RECT_FILL
;
708 #ifdef HW_MOUSE_ACCEL
709 if (s
->vga
.ds
->mouse_set
)
710 caps
|= SVGA_CAP_CURSOR
| SVGA_CAP_CURSOR_BYPASS_2
|
711 SVGA_CAP_CURSOR_BYPASS
;
715 case SVGA_REG_MEM_START
:
718 case SVGA_REG_MEM_SIZE
:
721 case SVGA_REG_CONFIG_DONE
:
728 case SVGA_REG_GUEST_ID
:
731 case SVGA_REG_CURSOR_ID
:
734 case SVGA_REG_CURSOR_X
:
737 case SVGA_REG_CURSOR_Y
:
740 case SVGA_REG_CURSOR_ON
:
743 case SVGA_REG_HOST_BITS_PER_PIXEL
:
744 return (s
->depth
+ 7) & ~7;
746 case SVGA_REG_SCRATCH_SIZE
:
747 return s
->scratch_size
;
749 case SVGA_REG_MEM_REGS
:
750 case SVGA_REG_NUM_DISPLAYS
:
751 case SVGA_REG_PITCHLOCK
:
752 case SVGA_PALETTE_BASE
... SVGA_PALETTE_END
:
756 if (s
->index
>= SVGA_SCRATCH_BASE
&&
757 s
->index
< SVGA_SCRATCH_BASE
+ s
->scratch_size
)
758 return s
->scratch
[s
->index
- SVGA_SCRATCH_BASE
];
759 printf("%s: Bad register %02x\n", __FUNCTION__
, s
->index
);
765 static void vmsvga_value_write(void *opaque
, uint32_t address
, uint32_t value
)
767 struct vmsvga_state_s
*s
= opaque
;
770 if (value
== SVGA_ID_2
|| value
== SVGA_ID_1
|| value
== SVGA_ID_0
)
774 case SVGA_REG_ENABLE
:
776 s
->config
&= !!value
;
780 s
->vga
.invalidate(&s
->vga
);
782 s
->fb_size
= ((s
->depth
+ 7) >> 3) * s
->new_width
* s
->new_height
;
783 vga_dirty_log_stop(&s
->vga
);
785 vga_dirty_log_start(&s
->vga
);
790 s
->new_width
= value
;
794 case SVGA_REG_HEIGHT
:
795 s
->new_height
= value
;
800 case SVGA_REG_BITS_PER_PIXEL
:
801 if (value
!= s
->depth
) {
802 printf("%s: Bad colour depth: %i bits\n", __FUNCTION__
, value
);
807 case SVGA_REG_CONFIG_DONE
:
809 s
->fifo
= (uint32_t *) s
->fifo_ptr
;
810 /* Check range and alignment. */
811 if ((CMD(min
) | CMD(max
) |
812 CMD(next_cmd
) | CMD(stop
)) & 3)
814 if (CMD(min
) < (uint8_t *) s
->cmd
->fifo
- (uint8_t *) s
->fifo
)
816 if (CMD(max
) > SVGA_FIFO_SIZE
)
818 if (CMD(max
) < CMD(min
) + 10 * 1024)
826 vmsvga_fifo_run(s
); /* Or should we just wait for update_display? */
829 case SVGA_REG_GUEST_ID
:
832 if (value
>= GUEST_OS_BASE
&& value
< GUEST_OS_BASE
+
833 ARRAY_SIZE(vmsvga_guest_id
))
834 printf("%s: guest runs %s.\n", __FUNCTION__
,
835 vmsvga_guest_id
[value
- GUEST_OS_BASE
]);
839 case SVGA_REG_CURSOR_ID
:
840 s
->cursor
.id
= value
;
843 case SVGA_REG_CURSOR_X
:
847 case SVGA_REG_CURSOR_Y
:
851 case SVGA_REG_CURSOR_ON
:
852 s
->cursor
.on
|= (value
== SVGA_CURSOR_ON_SHOW
);
853 s
->cursor
.on
&= (value
!= SVGA_CURSOR_ON_HIDE
);
854 #ifdef HW_MOUSE_ACCEL
855 if (s
->vga
.ds
->mouse_set
&& value
<= SVGA_CURSOR_ON_SHOW
)
856 s
->vga
.ds
->mouse_set(s
->cursor
.x
, s
->cursor
.y
, s
->cursor
.on
);
860 case SVGA_REG_MEM_REGS
:
861 case SVGA_REG_NUM_DISPLAYS
:
862 case SVGA_REG_PITCHLOCK
:
863 case SVGA_PALETTE_BASE
... SVGA_PALETTE_END
:
867 if (s
->index
>= SVGA_SCRATCH_BASE
&&
868 s
->index
< SVGA_SCRATCH_BASE
+ s
->scratch_size
) {
869 s
->scratch
[s
->index
- SVGA_SCRATCH_BASE
] = value
;
872 printf("%s: Bad register %02x\n", __FUNCTION__
, s
->index
);
876 static uint32_t vmsvga_bios_read(void *opaque
, uint32_t address
)
878 printf("%s: what are we supposed to return?\n", __FUNCTION__
);
882 static void vmsvga_bios_write(void *opaque
, uint32_t address
, uint32_t data
)
884 printf("%s: what are we supposed to do with (%08x)?\n",
888 static inline void vmsvga_size(struct vmsvga_state_s
*s
)
890 if (s
->new_width
!= s
->width
|| s
->new_height
!= s
->height
) {
891 s
->width
= s
->new_width
;
892 s
->height
= s
->new_height
;
893 qemu_console_resize(s
->vga
.ds
, s
->width
, s
->height
);
898 static void vmsvga_update_display(void *opaque
)
900 struct vmsvga_state_s
*s
= opaque
;
902 s
->vga
.update(&s
->vga
);
909 vmsvga_update_rect_flush(s
);
912 * Is it more efficient to look at vram VGA-dirty bits or wait
913 * for the driver to issue SVGA_CMD_UPDATE?
915 if (s
->invalidated
) {
917 vmsvga_update_screen(s
);
921 static void vmsvga_reset(struct vmsvga_state_s
*s
)
929 s
->depth
= ds_get_bits_per_pixel(s
->vga
.ds
);
930 s
->bypp
= ds_get_bytes_per_pixel(s
->vga
.ds
);
932 s
->redraw_fifo_first
= 0;
933 s
->redraw_fifo_last
= 0;
936 s
->wred
= 0x00000007;
937 s
->wgreen
= 0x00000038;
938 s
->wblue
= 0x000000c0;
941 s
->wred
= 0x0000001f;
942 s
->wgreen
= 0x000003e0;
943 s
->wblue
= 0x00007c00;
946 s
->wred
= 0x0000001f;
947 s
->wgreen
= 0x000007e0;
948 s
->wblue
= 0x0000f800;
951 s
->wred
= 0x00ff0000;
952 s
->wgreen
= 0x0000ff00;
953 s
->wblue
= 0x000000ff;
956 s
->wred
= 0x00ff0000;
957 s
->wgreen
= 0x0000ff00;
958 s
->wblue
= 0x000000ff;
963 vga_dirty_log_start(&s
->vga
);
966 static void vmsvga_invalidate_display(void *opaque
)
968 struct vmsvga_state_s
*s
= opaque
;
970 s
->vga
.invalidate(&s
->vga
);
977 /* save the vga display in a PPM image even if no display is
979 static void vmsvga_screen_dump(void *opaque
, const char *filename
)
981 struct vmsvga_state_s
*s
= opaque
;
983 s
->vga
.screen_dump(&s
->vga
, filename
);
987 if (s
->depth
== 32) {
988 DisplaySurface
*ds
= qemu_create_displaysurface_from(s
->width
,
989 s
->height
, 32, ds_get_linesize(s
->vga
.ds
), s
->vga
.vram_ptr
);
990 ppm_save(filename
, ds
);
995 static void vmsvga_text_update(void *opaque
, console_ch_t
*chardata
)
997 struct vmsvga_state_s
*s
= opaque
;
999 if (s
->vga
.text_update
)
1000 s
->vga
.text_update(&s
->vga
, chardata
);
1004 static uint32_t vmsvga_vram_readb(void *opaque
, target_phys_addr_t addr
)
1006 struct vmsvga_state_s
*s
= opaque
;
1007 if (addr
< s
->fb_size
)
1008 return *(uint8_t *) (ds_get_data(s
->ds
) + addr
);
1010 return *(uint8_t *) (s
->vram_ptr
+ addr
);
1013 static uint32_t vmsvga_vram_readw(void *opaque
, target_phys_addr_t addr
)
1015 struct vmsvga_state_s
*s
= opaque
;
1016 if (addr
< s
->fb_size
)
1017 return *(uint16_t *) (ds_get_data(s
->ds
) + addr
);
1019 return *(uint16_t *) (s
->vram_ptr
+ addr
);
1022 static uint32_t vmsvga_vram_readl(void *opaque
, target_phys_addr_t addr
)
1024 struct vmsvga_state_s
*s
= opaque
;
1025 if (addr
< s
->fb_size
)
1026 return *(uint32_t *) (ds_get_data(s
->ds
) + addr
);
1028 return *(uint32_t *) (s
->vram_ptr
+ addr
);
1031 static void vmsvga_vram_writeb(void *opaque
, target_phys_addr_t addr
,
1034 struct vmsvga_state_s
*s
= opaque
;
1035 if (addr
< s
->fb_size
)
1036 *(uint8_t *) (ds_get_data(s
->ds
) + addr
) = value
;
1038 *(uint8_t *) (s
->vram_ptr
+ addr
) = value
;
1041 static void vmsvga_vram_writew(void *opaque
, target_phys_addr_t addr
,
1044 struct vmsvga_state_s
*s
= opaque
;
1045 if (addr
< s
->fb_size
)
1046 *(uint16_t *) (ds_get_data(s
->ds
) + addr
) = value
;
1048 *(uint16_t *) (s
->vram_ptr
+ addr
) = value
;
1051 static void vmsvga_vram_writel(void *opaque
, target_phys_addr_t addr
,
1054 struct vmsvga_state_s
*s
= opaque
;
1055 if (addr
< s
->fb_size
)
1056 *(uint32_t *) (ds_get_data(s
->ds
) + addr
) = value
;
1058 *(uint32_t *) (s
->vram_ptr
+ addr
) = value
;
1061 static CPUReadMemoryFunc
* const vmsvga_vram_read
[] = {
1067 static CPUWriteMemoryFunc
* const vmsvga_vram_write
[] = {
1074 static int vmsvga_post_load(void *opaque
, int version_id
)
1076 struct vmsvga_state_s
*s
= opaque
;
1080 s
->fifo
= (uint32_t *) s
->fifo_ptr
;
1085 static const VMStateDescription vmstate_vmware_vga_internal
= {
1086 .name
= "vmware_vga_internal",
1088 .minimum_version_id
= 0,
1089 .minimum_version_id_old
= 0,
1090 .post_load
= vmsvga_post_load
,
1091 .fields
= (VMStateField
[]) {
1092 VMSTATE_INT32_EQUAL(depth
, struct vmsvga_state_s
),
1093 VMSTATE_INT32(enable
, struct vmsvga_state_s
),
1094 VMSTATE_INT32(config
, struct vmsvga_state_s
),
1095 VMSTATE_INT32(cursor
.id
, struct vmsvga_state_s
),
1096 VMSTATE_INT32(cursor
.x
, struct vmsvga_state_s
),
1097 VMSTATE_INT32(cursor
.y
, struct vmsvga_state_s
),
1098 VMSTATE_INT32(cursor
.on
, struct vmsvga_state_s
),
1099 VMSTATE_INT32(index
, struct vmsvga_state_s
),
1100 VMSTATE_VARRAY_INT32(scratch
, struct vmsvga_state_s
,
1101 scratch_size
, 0, vmstate_info_uint32
, uint32_t),
1102 VMSTATE_INT32(new_width
, struct vmsvga_state_s
),
1103 VMSTATE_INT32(new_height
, struct vmsvga_state_s
),
1104 VMSTATE_UINT32(guest
, struct vmsvga_state_s
),
1105 VMSTATE_UINT32(svgaid
, struct vmsvga_state_s
),
1106 VMSTATE_INT32(syncing
, struct vmsvga_state_s
),
1107 VMSTATE_INT32(fb_size
, struct vmsvga_state_s
),
1108 VMSTATE_END_OF_LIST()
1112 static const VMStateDescription vmstate_vmware_vga
= {
1113 .name
= "vmware_vga",
1115 .minimum_version_id
= 0,
1116 .minimum_version_id_old
= 0,
1117 .fields
= (VMStateField
[]) {
1118 VMSTATE_PCI_DEVICE(card
, struct pci_vmsvga_state_s
),
1119 VMSTATE_STRUCT(chip
, struct pci_vmsvga_state_s
, 0,
1120 vmstate_vmware_vga_internal
, struct vmsvga_state_s
),
1121 VMSTATE_END_OF_LIST()
1125 static void vmsvga_init(struct vmsvga_state_s
*s
, int vga_ram_size
)
1127 s
->scratch_size
= SVGA_SCRATCH_SIZE
;
1128 s
->scratch
= qemu_malloc(s
->scratch_size
* 4);
1130 s
->vga
.ds
= graphic_console_init(vmsvga_update_display
,
1131 vmsvga_invalidate_display
,
1133 vmsvga_text_update
, s
);
1136 s
->fifo_size
= SVGA_FIFO_SIZE
;
1137 s
->fifo_offset
= qemu_ram_alloc(s
->fifo_size
);
1138 s
->fifo_ptr
= qemu_get_ram_ptr(s
->fifo_offset
);
1140 vga_common_init(&s
->vga
, vga_ram_size
);
1142 vmstate_register(0, &vmstate_vga_common
, &s
->vga
);
1144 vga_init_vbe(&s
->vga
);
1146 rom_add_vga(VGABIOS_FILENAME
);
1151 static void pci_vmsvga_map_ioport(PCIDevice
*pci_dev
, int region_num
,
1152 pcibus_t addr
, pcibus_t size
, int type
)
1154 struct pci_vmsvga_state_s
*d
= (struct pci_vmsvga_state_s
*) pci_dev
;
1155 struct vmsvga_state_s
*s
= &d
->chip
;
1157 register_ioport_read(addr
+ SVGA_IO_MUL
* SVGA_INDEX_PORT
,
1158 1, 4, vmsvga_index_read
, s
);
1159 register_ioport_write(addr
+ SVGA_IO_MUL
* SVGA_INDEX_PORT
,
1160 1, 4, vmsvga_index_write
, s
);
1161 register_ioport_read(addr
+ SVGA_IO_MUL
* SVGA_VALUE_PORT
,
1162 1, 4, vmsvga_value_read
, s
);
1163 register_ioport_write(addr
+ SVGA_IO_MUL
* SVGA_VALUE_PORT
,
1164 1, 4, vmsvga_value_write
, s
);
1165 register_ioport_read(addr
+ SVGA_IO_MUL
* SVGA_BIOS_PORT
,
1166 1, 4, vmsvga_bios_read
, s
);
1167 register_ioport_write(addr
+ SVGA_IO_MUL
* SVGA_BIOS_PORT
,
1168 1, 4, vmsvga_bios_write
, s
);
1171 static void pci_vmsvga_map_mem(PCIDevice
*pci_dev
, int region_num
,
1172 pcibus_t addr
, pcibus_t size
, int type
)
1174 struct pci_vmsvga_state_s
*d
= (struct pci_vmsvga_state_s
*) pci_dev
;
1175 struct vmsvga_state_s
*s
= &d
->chip
;
1176 ram_addr_t iomemtype
;
1178 s
->vram_base
= addr
;
1180 iomemtype
= cpu_register_io_memory(vmsvga_vram_read
,
1181 vmsvga_vram_write
, s
);
1183 iomemtype
= s
->vga
.vram_offset
| IO_MEM_RAM
;
1185 cpu_register_physical_memory(s
->vram_base
, s
->vga
.vram_size
,
1188 s
->vga
.map_addr
= addr
;
1189 s
->vga
.map_end
= addr
+ s
->vga
.vram_size
;
1190 vga_dirty_log_restart(&s
->vga
);
1193 static void pci_vmsvga_map_fifo(PCIDevice
*pci_dev
, int region_num
,
1194 pcibus_t addr
, pcibus_t size
, int type
)
1196 struct pci_vmsvga_state_s
*d
= (struct pci_vmsvga_state_s
*) pci_dev
;
1197 struct vmsvga_state_s
*s
= &d
->chip
;
1198 ram_addr_t iomemtype
;
1200 s
->fifo_base
= addr
;
1201 iomemtype
= s
->fifo_offset
| IO_MEM_RAM
;
1202 cpu_register_physical_memory(s
->fifo_base
, s
->fifo_size
,
1206 static int pci_vmsvga_initfn(PCIDevice
*dev
)
1208 struct pci_vmsvga_state_s
*s
=
1209 DO_UPCAST(struct pci_vmsvga_state_s
, card
, dev
);
1211 pci_config_set_vendor_id(s
->card
.config
, PCI_VENDOR_ID_VMWARE
);
1212 pci_config_set_device_id(s
->card
.config
, SVGA_PCI_DEVICE_ID
);
1213 s
->card
.config
[PCI_COMMAND
] = PCI_COMMAND_IO
|
1214 PCI_COMMAND_MEMORY
|
1215 PCI_COMMAND_MASTER
; /* I/O + Memory */
1216 pci_config_set_class(s
->card
.config
, PCI_CLASS_DISPLAY_VGA
);
1217 s
->card
.config
[PCI_CACHE_LINE_SIZE
] = 0x08; /* Cache line size */
1218 s
->card
.config
[PCI_LATENCY_TIMER
] = 0x40; /* Latency timer */
1219 s
->card
.config
[PCI_HEADER_TYPE
] = PCI_HEADER_TYPE_NORMAL
;
1220 s
->card
.config
[PCI_SUBSYSTEM_VENDOR_ID
] = PCI_VENDOR_ID_VMWARE
& 0xff;
1221 s
->card
.config
[PCI_SUBSYSTEM_VENDOR_ID
+ 1] = PCI_VENDOR_ID_VMWARE
>> 8;
1222 s
->card
.config
[PCI_SUBSYSTEM_ID
] = SVGA_PCI_DEVICE_ID
& 0xff;
1223 s
->card
.config
[PCI_SUBSYSTEM_ID
+ 1] = SVGA_PCI_DEVICE_ID
>> 8;
1224 s
->card
.config
[PCI_INTERRUPT_LINE
] = 0xff; /* End */
1226 pci_register_bar(&s
->card
, 0, 0x10,
1227 PCI_BASE_ADDRESS_SPACE_IO
, pci_vmsvga_map_ioport
);
1228 pci_register_bar(&s
->card
, 1, VGA_RAM_SIZE
,
1229 PCI_BASE_ADDRESS_MEM_PREFETCH
, pci_vmsvga_map_mem
);
1231 pci_register_bar(&s
->card
, 2, SVGA_FIFO_SIZE
,
1232 PCI_BASE_ADDRESS_MEM_PREFETCH
, pci_vmsvga_map_fifo
);
1234 vmsvga_init(&s
->chip
, VGA_RAM_SIZE
);
1239 void pci_vmsvga_init(PCIBus
*bus
)
1241 pci_create_simple(bus
, -1, "vmware-svga");
1244 static PCIDeviceInfo vmsvga_info
= {
1245 .qdev
.name
= "vmware-svga",
1246 .qdev
.size
= sizeof(struct pci_vmsvga_state_s
),
1247 .qdev
.vmsd
= &vmstate_vmware_vga
,
1248 .init
= pci_vmsvga_initfn
,
1251 static void vmsvga_register(void)
1253 pci_qdev_register(&vmsvga_info
);
1255 device_init(vmsvga_register
);