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
24 #include "qemu/osdep.h"
25 #include "qapi/error.h"
27 #include "hw/loader.h"
29 #include "ui/console.h"
31 #include "hw/pci/pci.h"
36 #define HW_MOUSE_ACCEL
40 /* See http://vmware-svga.sf.net/ for some documentation on VMWare SVGA */
42 struct vmsvga_state_s {
65 MemoryRegion fifo_ram;
67 unsigned int fifo_size;
75 #define REDRAW_FIFO_LEN 512
76 struct vmsvga_rect_s {
78 } redraw_fifo[REDRAW_FIFO_LEN];
79 int redraw_fifo_first, redraw_fifo_last;
82 #define TYPE_VMWARE_SVGA "vmware-svga"
84 #define VMWARE_SVGA(obj) \
85 OBJECT_CHECK(struct pci_vmsvga_state_s, (obj), TYPE_VMWARE_SVGA)
87 struct pci_vmsvga_state_s {
92 struct vmsvga_state_s chip;
96 #define SVGA_MAGIC 0x900000UL
97 #define SVGA_MAKE_ID(ver) (SVGA_MAGIC << 8 | (ver))
98 #define SVGA_ID_0 SVGA_MAKE_ID(0)
99 #define SVGA_ID_1 SVGA_MAKE_ID(1)
100 #define SVGA_ID_2 SVGA_MAKE_ID(2)
102 #define SVGA_LEGACY_BASE_PORT 0x4560
103 #define SVGA_INDEX_PORT 0x0
104 #define SVGA_VALUE_PORT 0x1
105 #define SVGA_BIOS_PORT 0x2
107 #define SVGA_VERSION_2
109 #ifdef SVGA_VERSION_2
110 # define SVGA_ID SVGA_ID_2
111 # define SVGA_IO_BASE SVGA_LEGACY_BASE_PORT
112 # define SVGA_IO_MUL 1
113 # define SVGA_FIFO_SIZE 0x10000
114 # define SVGA_PCI_DEVICE_ID PCI_DEVICE_ID_VMWARE_SVGA2
116 # define SVGA_ID SVGA_ID_1
117 # define SVGA_IO_BASE SVGA_LEGACY_BASE_PORT
118 # define SVGA_IO_MUL 4
119 # define SVGA_FIFO_SIZE 0x10000
120 # define SVGA_PCI_DEVICE_ID PCI_DEVICE_ID_VMWARE_SVGA
124 /* ID 0, 1 and 2 registers */
129 SVGA_REG_MAX_WIDTH = 4,
130 SVGA_REG_MAX_HEIGHT = 5,
132 SVGA_REG_BITS_PER_PIXEL = 7, /* Current bpp in the guest */
133 SVGA_REG_PSEUDOCOLOR = 8,
134 SVGA_REG_RED_MASK = 9,
135 SVGA_REG_GREEN_MASK = 10,
136 SVGA_REG_BLUE_MASK = 11,
137 SVGA_REG_BYTES_PER_LINE = 12,
138 SVGA_REG_FB_START = 13,
139 SVGA_REG_FB_OFFSET = 14,
140 SVGA_REG_VRAM_SIZE = 15,
141 SVGA_REG_FB_SIZE = 16,
143 /* ID 1 and 2 registers */
144 SVGA_REG_CAPABILITIES = 17,
145 SVGA_REG_MEM_START = 18, /* Memory for command FIFO */
146 SVGA_REG_MEM_SIZE = 19,
147 SVGA_REG_CONFIG_DONE = 20, /* Set when memory area configured */
148 SVGA_REG_SYNC = 21, /* Write to force synchronization */
149 SVGA_REG_BUSY = 22, /* Read to check if sync is done */
150 SVGA_REG_GUEST_ID = 23, /* Set guest OS identifier */
151 SVGA_REG_CURSOR_ID = 24, /* ID of cursor */
152 SVGA_REG_CURSOR_X = 25, /* Set cursor X position */
153 SVGA_REG_CURSOR_Y = 26, /* Set cursor Y position */
154 SVGA_REG_CURSOR_ON = 27, /* Turn cursor on/off */
155 SVGA_REG_HOST_BITS_PER_PIXEL = 28, /* Current bpp in the host */
156 SVGA_REG_SCRATCH_SIZE = 29, /* Number of scratch registers */
157 SVGA_REG_MEM_REGS = 30, /* Number of FIFO registers */
158 SVGA_REG_NUM_DISPLAYS = 31, /* Number of guest displays */
159 SVGA_REG_PITCHLOCK = 32, /* Fixed pitch for all modes */
161 SVGA_PALETTE_BASE = 1024, /* Base of SVGA color map */
162 SVGA_PALETTE_END = SVGA_PALETTE_BASE + 767,
163 SVGA_SCRATCH_BASE = SVGA_PALETTE_BASE + 768,
166 #define SVGA_CAP_NONE 0
167 #define SVGA_CAP_RECT_FILL (1 << 0)
168 #define SVGA_CAP_RECT_COPY (1 << 1)
169 #define SVGA_CAP_RECT_PAT_FILL (1 << 2)
170 #define SVGA_CAP_LEGACY_OFFSCREEN (1 << 3)
171 #define SVGA_CAP_RASTER_OP (1 << 4)
172 #define SVGA_CAP_CURSOR (1 << 5)
173 #define SVGA_CAP_CURSOR_BYPASS (1 << 6)
174 #define SVGA_CAP_CURSOR_BYPASS_2 (1 << 7)
175 #define SVGA_CAP_8BIT_EMULATION (1 << 8)
176 #define SVGA_CAP_ALPHA_CURSOR (1 << 9)
177 #define SVGA_CAP_GLYPH (1 << 10)
178 #define SVGA_CAP_GLYPH_CLIPPING (1 << 11)
179 #define SVGA_CAP_OFFSCREEN_1 (1 << 12)
180 #define SVGA_CAP_ALPHA_BLEND (1 << 13)
181 #define SVGA_CAP_3D (1 << 14)
182 #define SVGA_CAP_EXTENDED_FIFO (1 << 15)
183 #define SVGA_CAP_MULTIMON (1 << 16)
184 #define SVGA_CAP_PITCHLOCK (1 << 17)
187 * FIFO offsets (seen as an array of 32-bit words)
191 * The original defined FIFO offsets
194 SVGA_FIFO_MAX, /* The distance from MIN to MAX must be at least 10K */
199 * Additional offsets added as of SVGA_CAP_EXTENDED_FIFO
201 SVGA_FIFO_CAPABILITIES = 4,
204 SVGA_FIFO_3D_HWVERSION,
208 #define SVGA_FIFO_CAP_NONE 0
209 #define SVGA_FIFO_CAP_FENCE (1 << 0)
210 #define SVGA_FIFO_CAP_ACCELFRONT (1 << 1)
211 #define SVGA_FIFO_CAP_PITCHLOCK (1 << 2)
213 #define SVGA_FIFO_FLAG_NONE 0
214 #define SVGA_FIFO_FLAG_ACCELFRONT (1 << 0)
216 /* These values can probably be changed arbitrarily. */
217 #define SVGA_SCRATCH_SIZE 0x8000
218 #define SVGA_MAX_WIDTH ROUND_UP(2360, VNC_DIRTY_PIXELS_PER_BIT)
219 #define SVGA_MAX_HEIGHT 1770
222 # define GUEST_OS_BASE 0x5001
223 static const char *vmsvga_guest_id[] = {
225 [0x01] = "Windows 3.1",
226 [0x02] = "Windows 95",
227 [0x03] = "Windows 98",
228 [0x04] = "Windows ME",
229 [0x05] = "Windows NT",
230 [0x06] = "Windows 2000",
233 [0x09] = "an unknown OS",
236 [0x0c] = "an unknown OS",
237 [0x0d] = "an unknown OS",
238 [0x0e] = "an unknown OS",
239 [0x0f] = "an unknown OS",
240 [0x10] = "an unknown OS",
241 [0x11] = "an unknown OS",
242 [0x12] = "an unknown OS",
243 [0x13] = "an unknown OS",
244 [0x14] = "an unknown OS",
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 bool vmsvga_verify_rect(DisplaySurface *surface,
293 int x, int y, int w, int h)
296 fprintf(stderr, "%s: x was < 0 (%d)\n", name, x);
299 if (x > SVGA_MAX_WIDTH) {
300 fprintf(stderr, "%s: x was > %d (%d)\n", name, SVGA_MAX_WIDTH, x);
304 fprintf(stderr, "%s: w was < 0 (%d)\n", name, w);
307 if (w > SVGA_MAX_WIDTH) {
308 fprintf(stderr, "%s: w was > %d (%d)\n", name, SVGA_MAX_WIDTH, w);
311 if (x + w > surface_width(surface)) {
312 fprintf(stderr, "%s: width was > %d (x: %d, w: %d)\n",
313 name, surface_width(surface), x, w);
318 fprintf(stderr, "%s: y was < 0 (%d)\n", name, y);
321 if (y > SVGA_MAX_HEIGHT) {
322 fprintf(stderr, "%s: y was > %d (%d)\n", name, SVGA_MAX_HEIGHT, y);
326 fprintf(stderr, "%s: h was < 0 (%d)\n", name, h);
329 if (h > SVGA_MAX_HEIGHT) {
330 fprintf(stderr, "%s: h was > %d (%d)\n", name, SVGA_MAX_HEIGHT, h);
333 if (y + h > surface_height(surface)) {
334 fprintf(stderr, "%s: update height > %d (y: %d, h: %d)\n",
335 name, surface_height(surface), y, h);
342 static inline void vmsvga_update_rect(struct vmsvga_state_s *s,
343 int x, int y, int w, int h)
345 DisplaySurface *surface = qemu_console_surface(s->vga.con);
353 if (!vmsvga_verify_rect(surface, __func__, x, y, w, h)) {
354 /* go for a fullscreen update as fallback */
357 w = surface_width(surface);
358 h = surface_height(surface);
361 bypl = surface_stride(surface);
362 width = surface_bytes_per_pixel(surface) * w;
363 start = surface_bytes_per_pixel(surface) * x + bypl * y;
364 src = s->vga.vram_ptr + start;
365 dst = surface_data(surface) + start;
367 for (line = h; line > 0; line--, src += bypl, dst += bypl) {
368 memcpy(dst, src, width);
370 dpy_gfx_update(s->vga.con, x, y, w, h);
373 static inline void vmsvga_update_rect_delayed(struct vmsvga_state_s *s,
374 int x, int y, int w, int h)
376 struct vmsvga_rect_s *rect = &s->redraw_fifo[s->redraw_fifo_last++];
378 s->redraw_fifo_last &= REDRAW_FIFO_LEN - 1;
385 static inline void vmsvga_update_rect_flush(struct vmsvga_state_s *s)
387 struct vmsvga_rect_s *rect;
389 if (s->invalidated) {
390 s->redraw_fifo_first = s->redraw_fifo_last;
393 /* Overlapping region updates can be optimised out here - if someone
394 * knows a smart algorithm to do that, please share. */
395 while (s->redraw_fifo_first != s->redraw_fifo_last) {
396 rect = &s->redraw_fifo[s->redraw_fifo_first++];
397 s->redraw_fifo_first &= REDRAW_FIFO_LEN - 1;
398 vmsvga_update_rect(s, rect->x, rect->y, rect->w, rect->h);
403 static inline int vmsvga_copy_rect(struct vmsvga_state_s *s,
404 int x0, int y0, int x1, int y1, int w, int h)
406 DisplaySurface *surface = qemu_console_surface(s->vga.con);
407 uint8_t *vram = s->vga.vram_ptr;
408 int bypl = surface_stride(surface);
409 int bypp = surface_bytes_per_pixel(surface);
410 int width = bypp * w;
414 if (!vmsvga_verify_rect(surface, "vmsvga_copy_rect/src", x0, y0, w, h)) {
417 if (!vmsvga_verify_rect(surface, "vmsvga_copy_rect/dst", x1, y1, w, h)) {
422 ptr[0] = vram + bypp * x0 + bypl * (y0 + h - 1);
423 ptr[1] = vram + bypp * x1 + bypl * (y1 + h - 1);
424 for (; line > 0; line --, ptr[0] -= bypl, ptr[1] -= bypl) {
425 memmove(ptr[1], ptr[0], width);
428 ptr[0] = vram + bypp * x0 + bypl * y0;
429 ptr[1] = vram + bypp * x1 + bypl * y1;
430 for (; line > 0; line --, ptr[0] += bypl, ptr[1] += bypl) {
431 memmove(ptr[1], ptr[0], width);
435 vmsvga_update_rect_delayed(s, x1, y1, w, h);
441 static inline int vmsvga_fill_rect(struct vmsvga_state_s *s,
442 uint32_t c, int x, int y, int w, int h)
444 DisplaySurface *surface = qemu_console_surface(s->vga.con);
445 int bypl = surface_stride(surface);
446 int width = surface_bytes_per_pixel(surface) * w;
454 if (!vmsvga_verify_rect(surface, __func__, x, y, w, h)) {
463 fst = s->vga.vram_ptr + surface_bytes_per_pixel(surface) * x + bypl * y;
468 for (column = width; column > 0; column--) {
470 if (src - col == surface_bytes_per_pixel(surface)) {
475 for (; line > 0; line--) {
477 memcpy(dst, fst, width);
481 vmsvga_update_rect_delayed(s, x, y, w, h);
486 struct vmsvga_cursor_definition_s {
494 uint32_t image[4096];
497 #define SVGA_BITMAP_SIZE(w, h) ((((w) + 31) >> 5) * (h))
498 #define SVGA_PIXMAP_SIZE(w, h, bpp) (((((w) * (bpp)) + 31) >> 5) * (h))
500 #ifdef HW_MOUSE_ACCEL
501 static inline void vmsvga_cursor_define(struct vmsvga_state_s *s,
502 struct vmsvga_cursor_definition_s *c)
507 qc = cursor_alloc(c->width, c->height);
508 qc->hot_x = c->hot_x;
509 qc->hot_y = c->hot_y;
512 cursor_set_mono(qc, 0xffffff, 0x000000, (void *)c->image,
515 cursor_print_ascii_art(qc, "vmware/mono");
519 /* fill alpha channel from mask, set color to zero */
520 cursor_set_mono(qc, 0x000000, 0x000000, (void *)c->mask,
522 /* add in rgb values */
523 pixels = c->width * c->height;
524 for (i = 0; i < pixels; i++) {
525 qc->data[i] |= c->image[i] & 0xffffff;
528 cursor_print_ascii_art(qc, "vmware/32bit");
532 fprintf(stderr, "%s: unhandled bpp %d, using fallback cursor\n",
535 qc = cursor_builtin_left_ptr();
538 dpy_cursor_define(s->vga.con, qc);
543 static inline int vmsvga_fifo_length(struct vmsvga_state_s *s)
547 if (!s->config || !s->enable) {
551 s->fifo_min = le32_to_cpu(s->fifo[SVGA_FIFO_MIN]);
552 s->fifo_max = le32_to_cpu(s->fifo[SVGA_FIFO_MAX]);
553 s->fifo_next = le32_to_cpu(s->fifo[SVGA_FIFO_NEXT]);
554 s->fifo_stop = le32_to_cpu(s->fifo[SVGA_FIFO_STOP]);
556 /* Check range and alignment. */
557 if ((s->fifo_min | s->fifo_max | s->fifo_next | s->fifo_stop) & 3) {
560 if (s->fifo_min < sizeof(uint32_t) * 4) {
563 if (s->fifo_max > SVGA_FIFO_SIZE ||
564 s->fifo_min >= SVGA_FIFO_SIZE ||
565 s->fifo_stop >= SVGA_FIFO_SIZE ||
566 s->fifo_next >= SVGA_FIFO_SIZE) {
569 if (s->fifo_max < s->fifo_min + 10 * 1024) {
573 num = s->fifo_next - s->fifo_stop;
575 num += s->fifo_max - s->fifo_min;
580 static inline uint32_t vmsvga_fifo_read_raw(struct vmsvga_state_s *s)
582 uint32_t cmd = s->fifo[s->fifo_stop >> 2];
585 if (s->fifo_stop >= s->fifo_max) {
586 s->fifo_stop = s->fifo_min;
588 s->fifo[SVGA_FIFO_STOP] = cpu_to_le32(s->fifo_stop);
592 static inline uint32_t vmsvga_fifo_read(struct vmsvga_state_s *s)
594 return le32_to_cpu(vmsvga_fifo_read_raw(s));
597 static void vmsvga_fifo_run(struct vmsvga_state_s *s)
599 uint32_t cmd, colour;
600 int args, len, maxloop = 1024;
601 int x, y, dx, dy, width, height;
602 struct vmsvga_cursor_definition_s cursor;
605 len = vmsvga_fifo_length(s);
606 while (len > 0 && --maxloop > 0) {
607 /* May need to go back to the start of the command if incomplete */
608 cmd_start = s->fifo_stop;
610 switch (cmd = vmsvga_fifo_read(s)) {
611 case SVGA_CMD_UPDATE:
612 case SVGA_CMD_UPDATE_VERBOSE:
618 x = vmsvga_fifo_read(s);
619 y = vmsvga_fifo_read(s);
620 width = vmsvga_fifo_read(s);
621 height = vmsvga_fifo_read(s);
622 vmsvga_update_rect_delayed(s, x, y, width, height);
625 case SVGA_CMD_RECT_FILL:
631 colour = vmsvga_fifo_read(s);
632 x = vmsvga_fifo_read(s);
633 y = vmsvga_fifo_read(s);
634 width = vmsvga_fifo_read(s);
635 height = vmsvga_fifo_read(s);
637 if (vmsvga_fill_rect(s, colour, x, y, width, height) == 0) {
644 case SVGA_CMD_RECT_COPY:
650 x = vmsvga_fifo_read(s);
651 y = vmsvga_fifo_read(s);
652 dx = vmsvga_fifo_read(s);
653 dy = vmsvga_fifo_read(s);
654 width = vmsvga_fifo_read(s);
655 height = vmsvga_fifo_read(s);
657 if (vmsvga_copy_rect(s, x, y, dx, dy, width, height) == 0) {
664 case SVGA_CMD_DEFINE_CURSOR:
670 cursor.id = vmsvga_fifo_read(s);
671 cursor.hot_x = vmsvga_fifo_read(s);
672 cursor.hot_y = vmsvga_fifo_read(s);
673 cursor.width = x = vmsvga_fifo_read(s);
674 cursor.height = y = vmsvga_fifo_read(s);
676 cursor.bpp = vmsvga_fifo_read(s);
678 args = SVGA_BITMAP_SIZE(x, y) + SVGA_PIXMAP_SIZE(x, y, cursor.bpp);
679 if (cursor.width > 256
680 || cursor.height > 256
682 || SVGA_BITMAP_SIZE(x, y) > ARRAY_SIZE(cursor.mask)
683 || SVGA_PIXMAP_SIZE(x, y, cursor.bpp)
684 > ARRAY_SIZE(cursor.image)) {
693 for (args = 0; args < SVGA_BITMAP_SIZE(x, y); args++) {
694 cursor.mask[args] = vmsvga_fifo_read_raw(s);
696 for (args = 0; args < SVGA_PIXMAP_SIZE(x, y, cursor.bpp); args++) {
697 cursor.image[args] = vmsvga_fifo_read_raw(s);
699 #ifdef HW_MOUSE_ACCEL
700 vmsvga_cursor_define(s, &cursor);
708 * Other commands that we at least know the number of arguments
709 * for so we can avoid FIFO desync if driver uses them illegally.
711 case SVGA_CMD_DEFINE_ALPHA_CURSOR:
719 x = vmsvga_fifo_read(s);
720 y = vmsvga_fifo_read(s);
723 case SVGA_CMD_RECT_ROP_FILL:
726 case SVGA_CMD_RECT_ROP_COPY:
729 case SVGA_CMD_DRAW_GLYPH_CLIPPED:
736 args = 7 + (vmsvga_fifo_read(s) >> 2);
738 case SVGA_CMD_SURFACE_ALPHA_BLEND:
743 * Other commands that are not listed as depending on any
744 * CAPABILITIES bits, but are not described in the README either.
746 case SVGA_CMD_SURFACE_FILL:
747 case SVGA_CMD_SURFACE_COPY:
748 case SVGA_CMD_FRONT_ROP_FILL:
750 case SVGA_CMD_INVALID_CMD:
763 printf("%s: Unknown command 0x%02x in SVGA command FIFO\n",
768 s->fifo_stop = cmd_start;
769 s->fifo[SVGA_FIFO_STOP] = cpu_to_le32(s->fifo_stop);
777 static uint32_t vmsvga_index_read(void *opaque, uint32_t address)
779 struct vmsvga_state_s *s = opaque;
784 static void vmsvga_index_write(void *opaque, uint32_t address, uint32_t index)
786 struct vmsvga_state_s *s = opaque;
791 static uint32_t vmsvga_value_read(void *opaque, uint32_t address)
794 struct vmsvga_state_s *s = opaque;
795 DisplaySurface *surface = qemu_console_surface(s->vga.con);
804 case SVGA_REG_ENABLE:
809 ret = s->new_width ? s->new_width : surface_width(surface);
812 case SVGA_REG_HEIGHT:
813 ret = s->new_height ? s->new_height : surface_height(surface);
816 case SVGA_REG_MAX_WIDTH:
817 ret = SVGA_MAX_WIDTH;
820 case SVGA_REG_MAX_HEIGHT:
821 ret = SVGA_MAX_HEIGHT;
825 ret = (s->new_depth == 32) ? 24 : s->new_depth;
828 case SVGA_REG_BITS_PER_PIXEL:
829 case SVGA_REG_HOST_BITS_PER_PIXEL:
833 case SVGA_REG_PSEUDOCOLOR:
837 case SVGA_REG_RED_MASK:
838 pf = qemu_default_pixelformat(s->new_depth);
842 case SVGA_REG_GREEN_MASK:
843 pf = qemu_default_pixelformat(s->new_depth);
847 case SVGA_REG_BLUE_MASK:
848 pf = qemu_default_pixelformat(s->new_depth);
852 case SVGA_REG_BYTES_PER_LINE:
854 ret = (s->new_depth * s->new_width) / 8;
856 ret = surface_stride(surface);
860 case SVGA_REG_FB_START: {
861 struct pci_vmsvga_state_s *pci_vmsvga
862 = container_of(s, struct pci_vmsvga_state_s, chip);
863 ret = pci_get_bar_addr(PCI_DEVICE(pci_vmsvga), 1);
867 case SVGA_REG_FB_OFFSET:
871 case SVGA_REG_VRAM_SIZE:
872 ret = s->vga.vram_size; /* No physical VRAM besides the framebuffer */
875 case SVGA_REG_FB_SIZE:
876 ret = s->vga.vram_size;
879 case SVGA_REG_CAPABILITIES:
880 caps = SVGA_CAP_NONE;
882 caps |= SVGA_CAP_RECT_COPY;
885 caps |= SVGA_CAP_RECT_FILL;
887 #ifdef HW_MOUSE_ACCEL
888 if (dpy_cursor_define_supported(s->vga.con)) {
889 caps |= SVGA_CAP_CURSOR | SVGA_CAP_CURSOR_BYPASS_2 |
890 SVGA_CAP_CURSOR_BYPASS;
896 case SVGA_REG_MEM_START: {
897 struct pci_vmsvga_state_s *pci_vmsvga
898 = container_of(s, struct pci_vmsvga_state_s, chip);
899 ret = pci_get_bar_addr(PCI_DEVICE(pci_vmsvga), 2);
903 case SVGA_REG_MEM_SIZE:
907 case SVGA_REG_CONFIG_DONE:
916 case SVGA_REG_GUEST_ID:
920 case SVGA_REG_CURSOR_ID:
924 case SVGA_REG_CURSOR_X:
928 case SVGA_REG_CURSOR_Y:
932 case SVGA_REG_CURSOR_ON:
936 case SVGA_REG_SCRATCH_SIZE:
937 ret = s->scratch_size;
940 case SVGA_REG_MEM_REGS:
941 case SVGA_REG_NUM_DISPLAYS:
942 case SVGA_REG_PITCHLOCK:
943 case SVGA_PALETTE_BASE ... SVGA_PALETTE_END:
948 if (s->index >= SVGA_SCRATCH_BASE &&
949 s->index < SVGA_SCRATCH_BASE + s->scratch_size) {
950 ret = s->scratch[s->index - SVGA_SCRATCH_BASE];
953 printf("%s: Bad register %02x\n", __func__, s->index);
958 if (s->index >= SVGA_SCRATCH_BASE) {
959 trace_vmware_scratch_read(s->index, ret);
960 } else if (s->index >= SVGA_PALETTE_BASE) {
961 trace_vmware_palette_read(s->index, ret);
963 trace_vmware_value_read(s->index, ret);
968 static void vmsvga_value_write(void *opaque, uint32_t address, uint32_t value)
970 struct vmsvga_state_s *s = opaque;
972 if (s->index >= SVGA_SCRATCH_BASE) {
973 trace_vmware_scratch_write(s->index, value);
974 } else if (s->index >= SVGA_PALETTE_BASE) {
975 trace_vmware_palette_write(s->index, value);
977 trace_vmware_value_write(s->index, value);
981 if (value == SVGA_ID_2 || value == SVGA_ID_1 || value == SVGA_ID_0) {
986 case SVGA_REG_ENABLE:
989 s->vga.hw_ops->invalidate(&s->vga);
990 if (s->enable && s->config) {
991 vga_dirty_log_stop(&s->vga);
993 vga_dirty_log_start(&s->vga);
998 if (value <= SVGA_MAX_WIDTH) {
999 s->new_width = value;
1002 printf("%s: Bad width: %i\n", __func__, value);
1006 case SVGA_REG_HEIGHT:
1007 if (value <= SVGA_MAX_HEIGHT) {
1008 s->new_height = value;
1011 printf("%s: Bad height: %i\n", __func__, value);
1015 case SVGA_REG_BITS_PER_PIXEL:
1017 printf("%s: Bad bits per pixel: %i bits\n", __func__, value);
1023 case SVGA_REG_CONFIG_DONE:
1025 s->fifo = (uint32_t *) s->fifo_ptr;
1026 vga_dirty_log_stop(&s->vga);
1028 s->config = !!value;
1033 vmsvga_fifo_run(s); /* Or should we just wait for update_display? */
1036 case SVGA_REG_GUEST_ID:
1039 if (value >= GUEST_OS_BASE && value < GUEST_OS_BASE +
1040 ARRAY_SIZE(vmsvga_guest_id)) {
1041 printf("%s: guest runs %s.\n", __func__,
1042 vmsvga_guest_id[value - GUEST_OS_BASE]);
1047 case SVGA_REG_CURSOR_ID:
1048 s->cursor.id = value;
1051 case SVGA_REG_CURSOR_X:
1052 s->cursor.x = value;
1055 case SVGA_REG_CURSOR_Y:
1056 s->cursor.y = value;
1059 case SVGA_REG_CURSOR_ON:
1060 s->cursor.on |= (value == SVGA_CURSOR_ON_SHOW);
1061 s->cursor.on &= (value != SVGA_CURSOR_ON_HIDE);
1062 #ifdef HW_MOUSE_ACCEL
1063 if (value <= SVGA_CURSOR_ON_SHOW) {
1064 dpy_mouse_set(s->vga.con, s->cursor.x, s->cursor.y, s->cursor.on);
1069 case SVGA_REG_DEPTH:
1070 case SVGA_REG_MEM_REGS:
1071 case SVGA_REG_NUM_DISPLAYS:
1072 case SVGA_REG_PITCHLOCK:
1073 case SVGA_PALETTE_BASE ... SVGA_PALETTE_END:
1077 if (s->index >= SVGA_SCRATCH_BASE &&
1078 s->index < SVGA_SCRATCH_BASE + s->scratch_size) {
1079 s->scratch[s->index - SVGA_SCRATCH_BASE] = value;
1082 printf("%s: Bad register %02x\n", __func__, s->index);
1086 static uint32_t vmsvga_bios_read(void *opaque, uint32_t address)
1088 printf("%s: what are we supposed to return?\n", __func__);
1092 static void vmsvga_bios_write(void *opaque, uint32_t address, uint32_t data)
1094 printf("%s: what are we supposed to do with (%08x)?\n", __func__, data);
1097 static inline void vmsvga_check_size(struct vmsvga_state_s *s)
1099 DisplaySurface *surface = qemu_console_surface(s->vga.con);
1101 if (s->new_width != surface_width(surface) ||
1102 s->new_height != surface_height(surface) ||
1103 s->new_depth != surface_bits_per_pixel(surface)) {
1104 int stride = (s->new_depth * s->new_width) / 8;
1105 pixman_format_code_t format =
1106 qemu_default_pixman_format(s->new_depth, true);
1107 trace_vmware_setmode(s->new_width, s->new_height, s->new_depth);
1108 surface = qemu_create_displaysurface_from(s->new_width, s->new_height,
1111 dpy_gfx_replace_surface(s->vga.con, surface);
1116 static void vmsvga_update_display(void *opaque)
1118 struct vmsvga_state_s *s = opaque;
1119 DisplaySurface *surface;
1121 if (!s->enable || !s->config) {
1122 /* in standard vga mode */
1123 s->vga.hw_ops->gfx_update(&s->vga);
1127 vmsvga_check_size(s);
1128 surface = qemu_console_surface(s->vga.con);
1131 vmsvga_update_rect_flush(s);
1133 if (s->invalidated) {
1135 dpy_gfx_update(s->vga.con, 0, 0,
1136 surface_width(surface), surface_height(surface));
1140 static void vmsvga_reset(DeviceState *dev)
1142 struct pci_vmsvga_state_s *pci = VMWARE_SVGA(dev);
1143 struct vmsvga_state_s *s = &pci->chip;
1148 s->svgaid = SVGA_ID;
1150 s->redraw_fifo_first = 0;
1151 s->redraw_fifo_last = 0;
1154 vga_dirty_log_start(&s->vga);
1157 static void vmsvga_invalidate_display(void *opaque)
1159 struct vmsvga_state_s *s = opaque;
1161 s->vga.hw_ops->invalidate(&s->vga);
1168 static void vmsvga_text_update(void *opaque, console_ch_t *chardata)
1170 struct vmsvga_state_s *s = opaque;
1172 if (s->vga.hw_ops->text_update) {
1173 s->vga.hw_ops->text_update(&s->vga, chardata);
1177 static int vmsvga_post_load(void *opaque, int version_id)
1179 struct vmsvga_state_s *s = opaque;
1183 s->fifo = (uint32_t *) s->fifo_ptr;
1188 static const VMStateDescription vmstate_vmware_vga_internal = {
1189 .name = "vmware_vga_internal",
1191 .minimum_version_id = 0,
1192 .post_load = vmsvga_post_load,
1193 .fields = (VMStateField[]) {
1194 VMSTATE_INT32_EQUAL(new_depth, struct vmsvga_state_s, NULL),
1195 VMSTATE_INT32(enable, struct vmsvga_state_s),
1196 VMSTATE_INT32(config, struct vmsvga_state_s),
1197 VMSTATE_INT32(cursor.id, struct vmsvga_state_s),
1198 VMSTATE_INT32(cursor.x, struct vmsvga_state_s),
1199 VMSTATE_INT32(cursor.y, struct vmsvga_state_s),
1200 VMSTATE_INT32(cursor.on, struct vmsvga_state_s),
1201 VMSTATE_INT32(index, struct vmsvga_state_s),
1202 VMSTATE_VARRAY_INT32(scratch, struct vmsvga_state_s,
1203 scratch_size, 0, vmstate_info_uint32, uint32_t),
1204 VMSTATE_INT32(new_width, struct vmsvga_state_s),
1205 VMSTATE_INT32(new_height, struct vmsvga_state_s),
1206 VMSTATE_UINT32(guest, struct vmsvga_state_s),
1207 VMSTATE_UINT32(svgaid, struct vmsvga_state_s),
1208 VMSTATE_INT32(syncing, struct vmsvga_state_s),
1209 VMSTATE_UNUSED(4), /* was fb_size */
1210 VMSTATE_END_OF_LIST()
1214 static const VMStateDescription vmstate_vmware_vga = {
1215 .name = "vmware_vga",
1217 .minimum_version_id = 0,
1218 .fields = (VMStateField[]) {
1219 VMSTATE_PCI_DEVICE(parent_obj, struct pci_vmsvga_state_s),
1220 VMSTATE_STRUCT(chip, struct pci_vmsvga_state_s, 0,
1221 vmstate_vmware_vga_internal, struct vmsvga_state_s),
1222 VMSTATE_END_OF_LIST()
1226 static const GraphicHwOps vmsvga_ops = {
1227 .invalidate = vmsvga_invalidate_display,
1228 .gfx_update = vmsvga_update_display,
1229 .text_update = vmsvga_text_update,
1232 static void vmsvga_init(DeviceState *dev, struct vmsvga_state_s *s,
1233 MemoryRegion *address_space, MemoryRegion *io)
1235 s->scratch_size = SVGA_SCRATCH_SIZE;
1236 s->scratch = g_malloc(s->scratch_size * 4);
1238 s->vga.con = graphic_console_init(dev, 0, &vmsvga_ops, s);
1240 s->fifo_size = SVGA_FIFO_SIZE;
1241 memory_region_init_ram(&s->fifo_ram, NULL, "vmsvga.fifo", s->fifo_size,
1243 s->fifo_ptr = memory_region_get_ram_ptr(&s->fifo_ram);
1245 vga_common_init(&s->vga, OBJECT(dev), true);
1246 vga_init(&s->vga, OBJECT(dev), address_space, io, true);
1247 vmstate_register(NULL, 0, &vmstate_vga_common, &s->vga);
1251 static uint64_t vmsvga_io_read(void *opaque, hwaddr addr, unsigned size)
1253 struct vmsvga_state_s *s = opaque;
1256 case SVGA_IO_MUL * SVGA_INDEX_PORT: return vmsvga_index_read(s, addr);
1257 case SVGA_IO_MUL * SVGA_VALUE_PORT: return vmsvga_value_read(s, addr);
1258 case SVGA_IO_MUL * SVGA_BIOS_PORT: return vmsvga_bios_read(s, addr);
1259 default: return -1u;
1263 static void vmsvga_io_write(void *opaque, hwaddr addr,
1264 uint64_t data, unsigned size)
1266 struct vmsvga_state_s *s = opaque;
1269 case SVGA_IO_MUL * SVGA_INDEX_PORT:
1270 vmsvga_index_write(s, addr, data);
1272 case SVGA_IO_MUL * SVGA_VALUE_PORT:
1273 vmsvga_value_write(s, addr, data);
1275 case SVGA_IO_MUL * SVGA_BIOS_PORT:
1276 vmsvga_bios_write(s, addr, data);
1281 static const MemoryRegionOps vmsvga_io_ops = {
1282 .read = vmsvga_io_read,
1283 .write = vmsvga_io_write,
1284 .endianness = DEVICE_LITTLE_ENDIAN,
1286 .min_access_size = 4,
1287 .max_access_size = 4,
1295 static void pci_vmsvga_realize(PCIDevice *dev, Error **errp)
1297 struct pci_vmsvga_state_s *s = VMWARE_SVGA(dev);
1299 dev->config[PCI_CACHE_LINE_SIZE] = 0x08;
1300 dev->config[PCI_LATENCY_TIMER] = 0x40;
1301 dev->config[PCI_INTERRUPT_LINE] = 0xff; /* End */
1303 memory_region_init_io(&s->io_bar, NULL, &vmsvga_io_ops, &s->chip,
1305 memory_region_set_flush_coalesced(&s->io_bar);
1306 pci_register_bar(dev, 0, PCI_BASE_ADDRESS_SPACE_IO, &s->io_bar);
1308 vmsvga_init(DEVICE(dev), &s->chip,
1309 pci_address_space(dev), pci_address_space_io(dev));
1311 pci_register_bar(dev, 1, PCI_BASE_ADDRESS_MEM_PREFETCH,
1313 pci_register_bar(dev, 2, PCI_BASE_ADDRESS_MEM_PREFETCH,
1316 if (!dev->rom_bar) {
1317 /* compatibility with pc-0.13 and older */
1318 vga_init_vbe(&s->chip.vga, OBJECT(dev), pci_address_space(dev));
1322 static Property vga_vmware_properties[] = {
1323 DEFINE_PROP_UINT32("vgamem_mb", struct pci_vmsvga_state_s,
1324 chip.vga.vram_size_mb, 16),
1325 DEFINE_PROP_END_OF_LIST(),
1328 static void vmsvga_class_init(ObjectClass *klass, void *data)
1330 DeviceClass *dc = DEVICE_CLASS(klass);
1331 PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
1333 k->realize = pci_vmsvga_realize;
1334 k->romfile = "vgabios-vmware.bin";
1335 k->vendor_id = PCI_VENDOR_ID_VMWARE;
1336 k->device_id = SVGA_PCI_DEVICE_ID;
1337 k->class_id = PCI_CLASS_DISPLAY_VGA;
1338 k->subsystem_vendor_id = PCI_VENDOR_ID_VMWARE;
1339 k->subsystem_id = SVGA_PCI_DEVICE_ID;
1340 dc->reset = vmsvga_reset;
1341 dc->vmsd = &vmstate_vmware_vga;
1342 dc->props = vga_vmware_properties;
1343 dc->hotpluggable = false;
1344 set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories);
1347 static const TypeInfo vmsvga_info = {
1348 .name = TYPE_VMWARE_SVGA,
1349 .parent = TYPE_PCI_DEVICE,
1350 .instance_size = sizeof(struct pci_vmsvga_state_s),
1351 .class_init = vmsvga_class_init,
1352 .interfaces = (InterfaceInfo[]) {
1353 { INTERFACE_CONVENTIONAL_PCI_DEVICE },
1358 static void vmsvga_register_types(void)
1360 type_register_static(&vmsvga_info);
1363 type_init(vmsvga_register_types)