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
25 #include "hw/loader.h"
27 #include "ui/console.h"
29 #include "hw/pci/pci.h"
34 #define HW_MOUSE_ACCEL
38 /* See http://vmware-svga.sf.net/ for some documentation on VMWare SVGA */
40 struct vmsvga_state_s {
63 MemoryRegion fifo_ram;
65 unsigned int fifo_size;
74 /* Add registers here when adding capabilities. */
79 #define REDRAW_FIFO_LEN 512
80 struct vmsvga_rect_s {
82 } redraw_fifo[REDRAW_FIFO_LEN];
83 int redraw_fifo_first, redraw_fifo_last;
86 #define TYPE_VMWARE_SVGA "vmware-svga"
88 #define VMWARE_SVGA(obj) \
89 OBJECT_CHECK(struct pci_vmsvga_state_s, (obj), TYPE_VMWARE_SVGA)
91 struct pci_vmsvga_state_s {
96 struct vmsvga_state_s chip;
100 #define SVGA_MAGIC 0x900000UL
101 #define SVGA_MAKE_ID(ver) (SVGA_MAGIC << 8 | (ver))
102 #define SVGA_ID_0 SVGA_MAKE_ID(0)
103 #define SVGA_ID_1 SVGA_MAKE_ID(1)
104 #define SVGA_ID_2 SVGA_MAKE_ID(2)
106 #define SVGA_LEGACY_BASE_PORT 0x4560
107 #define SVGA_INDEX_PORT 0x0
108 #define SVGA_VALUE_PORT 0x1
109 #define SVGA_BIOS_PORT 0x2
111 #define SVGA_VERSION_2
113 #ifdef SVGA_VERSION_2
114 # define SVGA_ID SVGA_ID_2
115 # define SVGA_IO_BASE SVGA_LEGACY_BASE_PORT
116 # define SVGA_IO_MUL 1
117 # define SVGA_FIFO_SIZE 0x10000
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_PCI_DEVICE_ID PCI_DEVICE_ID_VMWARE_SVGA
128 /* ID 0, 1 and 2 registers */
133 SVGA_REG_MAX_WIDTH = 4,
134 SVGA_REG_MAX_HEIGHT = 5,
136 SVGA_REG_BITS_PER_PIXEL = 7, /* Current bpp in the guest */
137 SVGA_REG_PSEUDOCOLOR = 8,
138 SVGA_REG_RED_MASK = 9,
139 SVGA_REG_GREEN_MASK = 10,
140 SVGA_REG_BLUE_MASK = 11,
141 SVGA_REG_BYTES_PER_LINE = 12,
142 SVGA_REG_FB_START = 13,
143 SVGA_REG_FB_OFFSET = 14,
144 SVGA_REG_VRAM_SIZE = 15,
145 SVGA_REG_FB_SIZE = 16,
147 /* ID 1 and 2 registers */
148 SVGA_REG_CAPABILITIES = 17,
149 SVGA_REG_MEM_START = 18, /* Memory for command FIFO */
150 SVGA_REG_MEM_SIZE = 19,
151 SVGA_REG_CONFIG_DONE = 20, /* Set when memory area configured */
152 SVGA_REG_SYNC = 21, /* Write to force synchronization */
153 SVGA_REG_BUSY = 22, /* Read to check if sync is done */
154 SVGA_REG_GUEST_ID = 23, /* Set guest OS identifier */
155 SVGA_REG_CURSOR_ID = 24, /* ID of cursor */
156 SVGA_REG_CURSOR_X = 25, /* Set cursor X position */
157 SVGA_REG_CURSOR_Y = 26, /* Set cursor Y position */
158 SVGA_REG_CURSOR_ON = 27, /* Turn cursor on/off */
159 SVGA_REG_HOST_BITS_PER_PIXEL = 28, /* Current bpp in the host */
160 SVGA_REG_SCRATCH_SIZE = 29, /* Number of scratch registers */
161 SVGA_REG_MEM_REGS = 30, /* Number of FIFO registers */
162 SVGA_REG_NUM_DISPLAYS = 31, /* Number of guest displays */
163 SVGA_REG_PITCHLOCK = 32, /* Fixed pitch for all modes */
165 SVGA_PALETTE_BASE = 1024, /* Base of SVGA color map */
166 SVGA_PALETTE_END = SVGA_PALETTE_BASE + 767,
167 SVGA_SCRATCH_BASE = SVGA_PALETTE_BASE + 768,
170 #define SVGA_CAP_NONE 0
171 #define SVGA_CAP_RECT_FILL (1 << 0)
172 #define SVGA_CAP_RECT_COPY (1 << 1)
173 #define SVGA_CAP_RECT_PAT_FILL (1 << 2)
174 #define SVGA_CAP_LEGACY_OFFSCREEN (1 << 3)
175 #define SVGA_CAP_RASTER_OP (1 << 4)
176 #define SVGA_CAP_CURSOR (1 << 5)
177 #define SVGA_CAP_CURSOR_BYPASS (1 << 6)
178 #define SVGA_CAP_CURSOR_BYPASS_2 (1 << 7)
179 #define SVGA_CAP_8BIT_EMULATION (1 << 8)
180 #define SVGA_CAP_ALPHA_CURSOR (1 << 9)
181 #define SVGA_CAP_GLYPH (1 << 10)
182 #define SVGA_CAP_GLYPH_CLIPPING (1 << 11)
183 #define SVGA_CAP_OFFSCREEN_1 (1 << 12)
184 #define SVGA_CAP_ALPHA_BLEND (1 << 13)
185 #define SVGA_CAP_3D (1 << 14)
186 #define SVGA_CAP_EXTENDED_FIFO (1 << 15)
187 #define SVGA_CAP_MULTIMON (1 << 16)
188 #define SVGA_CAP_PITCHLOCK (1 << 17)
191 * FIFO offsets (seen as an array of 32-bit words)
195 * The original defined FIFO offsets
198 SVGA_FIFO_MAX, /* The distance from MIN to MAX must be at least 10K */
203 * Additional offsets added as of SVGA_CAP_EXTENDED_FIFO
205 SVGA_FIFO_CAPABILITIES = 4,
208 SVGA_FIFO_3D_HWVERSION,
212 #define SVGA_FIFO_CAP_NONE 0
213 #define SVGA_FIFO_CAP_FENCE (1 << 0)
214 #define SVGA_FIFO_CAP_ACCELFRONT (1 << 1)
215 #define SVGA_FIFO_CAP_PITCHLOCK (1 << 2)
217 #define SVGA_FIFO_FLAG_NONE 0
218 #define SVGA_FIFO_FLAG_ACCELFRONT (1 << 0)
220 /* These values can probably be changed arbitrarily. */
221 #define SVGA_SCRATCH_SIZE 0x8000
222 #define SVGA_MAX_WIDTH ROUND_UP(2360, VNC_DIRTY_PIXELS_PER_BIT)
223 #define SVGA_MAX_HEIGHT 1770
226 # define GUEST_OS_BASE 0x5001
227 static const char *vmsvga_guest_id[] = {
229 [0x01] = "Windows 3.1",
230 [0x02] = "Windows 95",
231 [0x03] = "Windows 98",
232 [0x04] = "Windows ME",
233 [0x05] = "Windows NT",
234 [0x06] = "Windows 2000",
237 [0x09] = "an unknown OS",
240 [0x0c] = "an unknown OS",
241 [0x0d] = "an unknown OS",
242 [0x0e] = "an unknown OS",
243 [0x0f] = "an unknown OS",
244 [0x10] = "an unknown OS",
245 [0x11] = "an unknown OS",
246 [0x12] = "an unknown OS",
247 [0x13] = "an unknown OS",
248 [0x14] = "an unknown OS",
249 [0x15] = "Windows 2003",
254 SVGA_CMD_INVALID_CMD = 0,
256 SVGA_CMD_RECT_FILL = 2,
257 SVGA_CMD_RECT_COPY = 3,
258 SVGA_CMD_DEFINE_BITMAP = 4,
259 SVGA_CMD_DEFINE_BITMAP_SCANLINE = 5,
260 SVGA_CMD_DEFINE_PIXMAP = 6,
261 SVGA_CMD_DEFINE_PIXMAP_SCANLINE = 7,
262 SVGA_CMD_RECT_BITMAP_FILL = 8,
263 SVGA_CMD_RECT_PIXMAP_FILL = 9,
264 SVGA_CMD_RECT_BITMAP_COPY = 10,
265 SVGA_CMD_RECT_PIXMAP_COPY = 11,
266 SVGA_CMD_FREE_OBJECT = 12,
267 SVGA_CMD_RECT_ROP_FILL = 13,
268 SVGA_CMD_RECT_ROP_COPY = 14,
269 SVGA_CMD_RECT_ROP_BITMAP_FILL = 15,
270 SVGA_CMD_RECT_ROP_PIXMAP_FILL = 16,
271 SVGA_CMD_RECT_ROP_BITMAP_COPY = 17,
272 SVGA_CMD_RECT_ROP_PIXMAP_COPY = 18,
273 SVGA_CMD_DEFINE_CURSOR = 19,
274 SVGA_CMD_DISPLAY_CURSOR = 20,
275 SVGA_CMD_MOVE_CURSOR = 21,
276 SVGA_CMD_DEFINE_ALPHA_CURSOR = 22,
277 SVGA_CMD_DRAW_GLYPH = 23,
278 SVGA_CMD_DRAW_GLYPH_CLIPPED = 24,
279 SVGA_CMD_UPDATE_VERBOSE = 25,
280 SVGA_CMD_SURFACE_FILL = 26,
281 SVGA_CMD_SURFACE_COPY = 27,
282 SVGA_CMD_SURFACE_ALPHA_BLEND = 28,
283 SVGA_CMD_FRONT_ROP_FILL = 29,
287 /* Legal values for the SVGA_REG_CURSOR_ON register in cursor bypass mode */
289 SVGA_CURSOR_ON_HIDE = 0,
290 SVGA_CURSOR_ON_SHOW = 1,
291 SVGA_CURSOR_ON_REMOVE_FROM_FB = 2,
292 SVGA_CURSOR_ON_RESTORE_TO_FB = 3,
295 static inline void vmsvga_update_rect(struct vmsvga_state_s *s,
296 int x, int y, int w, int h)
298 DisplaySurface *surface = qemu_console_surface(s->vga.con);
307 fprintf(stderr, "%s: update x was < 0 (%d)\n", __func__, x);
312 fprintf(stderr, "%s: update w was < 0 (%d)\n", __func__, w);
315 if (x + w > surface_width(surface)) {
316 fprintf(stderr, "%s: update width too large x: %d, w: %d\n",
318 x = MIN(x, surface_width(surface));
319 w = surface_width(surface) - x;
323 fprintf(stderr, "%s: update y was < 0 (%d)\n", __func__, y);
328 fprintf(stderr, "%s: update h was < 0 (%d)\n", __func__, h);
331 if (y + h > surface_height(surface)) {
332 fprintf(stderr, "%s: update height too large y: %d, h: %d\n",
334 y = MIN(y, surface_height(surface));
335 h = surface_height(surface) - y;
338 bypl = surface_stride(surface);
339 width = surface_bytes_per_pixel(surface) * w;
340 start = surface_bytes_per_pixel(surface) * x + bypl * y;
341 src = s->vga.vram_ptr + start;
342 dst = surface_data(surface) + start;
344 for (line = h; line > 0; line--, src += bypl, dst += bypl) {
345 memcpy(dst, src, width);
347 dpy_gfx_update(s->vga.con, x, y, w, h);
350 static inline void vmsvga_update_rect_delayed(struct vmsvga_state_s *s,
351 int x, int y, int w, int h)
353 struct vmsvga_rect_s *rect = &s->redraw_fifo[s->redraw_fifo_last++];
355 s->redraw_fifo_last &= REDRAW_FIFO_LEN - 1;
362 static inline void vmsvga_update_rect_flush(struct vmsvga_state_s *s)
364 struct vmsvga_rect_s *rect;
366 if (s->invalidated) {
367 s->redraw_fifo_first = s->redraw_fifo_last;
370 /* Overlapping region updates can be optimised out here - if someone
371 * knows a smart algorithm to do that, please share. */
372 while (s->redraw_fifo_first != s->redraw_fifo_last) {
373 rect = &s->redraw_fifo[s->redraw_fifo_first++];
374 s->redraw_fifo_first &= REDRAW_FIFO_LEN - 1;
375 vmsvga_update_rect(s, rect->x, rect->y, rect->w, rect->h);
380 static inline void vmsvga_copy_rect(struct vmsvga_state_s *s,
381 int x0, int y0, int x1, int y1, int w, int h)
383 DisplaySurface *surface = qemu_console_surface(s->vga.con);
384 uint8_t *vram = s->vga.vram_ptr;
385 int bypl = surface_stride(surface);
386 int bypp = surface_bytes_per_pixel(surface);
387 int width = bypp * w;
392 ptr[0] = vram + bypp * x0 + bypl * (y0 + h - 1);
393 ptr[1] = vram + bypp * x1 + bypl * (y1 + h - 1);
394 for (; line > 0; line --, ptr[0] -= bypl, ptr[1] -= bypl) {
395 memmove(ptr[1], ptr[0], width);
398 ptr[0] = vram + bypp * x0 + bypl * y0;
399 ptr[1] = vram + bypp * x1 + bypl * y1;
400 for (; line > 0; line --, ptr[0] += bypl, ptr[1] += bypl) {
401 memmove(ptr[1], ptr[0], width);
405 vmsvga_update_rect_delayed(s, x1, y1, w, h);
410 static inline void vmsvga_fill_rect(struct vmsvga_state_s *s,
411 uint32_t c, int x, int y, int w, int h)
413 DisplaySurface *surface = qemu_console_surface(s->vga.con);
414 int bypl = surface_stride(surface);
415 int width = surface_bytes_per_pixel(surface) * w;
428 fst = s->vga.vram_ptr + surface_bytes_per_pixel(surface) * x + bypl * y;
433 for (column = width; column > 0; column--) {
435 if (src - col == surface_bytes_per_pixel(surface)) {
440 for (; line > 0; line--) {
442 memcpy(dst, fst, width);
446 vmsvga_update_rect_delayed(s, x, y, w, h);
450 struct vmsvga_cursor_definition_s {
458 uint32_t image[4096];
461 #define SVGA_BITMAP_SIZE(w, h) ((((w) + 31) >> 5) * (h))
462 #define SVGA_PIXMAP_SIZE(w, h, bpp) (((((w) * (bpp)) + 31) >> 5) * (h))
464 #ifdef HW_MOUSE_ACCEL
465 static inline void vmsvga_cursor_define(struct vmsvga_state_s *s,
466 struct vmsvga_cursor_definition_s *c)
471 qc = cursor_alloc(c->width, c->height);
472 qc->hot_x = c->hot_x;
473 qc->hot_y = c->hot_y;
476 cursor_set_mono(qc, 0xffffff, 0x000000, (void *)c->image,
479 cursor_print_ascii_art(qc, "vmware/mono");
483 /* fill alpha channel from mask, set color to zero */
484 cursor_set_mono(qc, 0x000000, 0x000000, (void *)c->mask,
486 /* add in rgb values */
487 pixels = c->width * c->height;
488 for (i = 0; i < pixels; i++) {
489 qc->data[i] |= c->image[i] & 0xffffff;
492 cursor_print_ascii_art(qc, "vmware/32bit");
496 fprintf(stderr, "%s: unhandled bpp %d, using fallback cursor\n",
499 qc = cursor_builtin_left_ptr();
502 dpy_cursor_define(s->vga.con, qc);
507 #define CMD(f) le32_to_cpu(s->cmd->f)
509 static inline int vmsvga_fifo_length(struct vmsvga_state_s *s)
513 if (!s->config || !s->enable) {
516 num = CMD(next_cmd) - CMD(stop);
518 num += CMD(max) - CMD(min);
523 static inline uint32_t vmsvga_fifo_read_raw(struct vmsvga_state_s *s)
525 uint32_t cmd = s->fifo[CMD(stop) >> 2];
527 s->cmd->stop = cpu_to_le32(CMD(stop) + 4);
528 if (CMD(stop) >= CMD(max)) {
529 s->cmd->stop = s->cmd->min;
534 static inline uint32_t vmsvga_fifo_read(struct vmsvga_state_s *s)
536 return le32_to_cpu(vmsvga_fifo_read_raw(s));
539 static void vmsvga_fifo_run(struct vmsvga_state_s *s)
541 uint32_t cmd, colour;
543 int x, y, dx, dy, width, height;
544 struct vmsvga_cursor_definition_s cursor;
547 len = vmsvga_fifo_length(s);
549 /* May need to go back to the start of the command if incomplete */
550 cmd_start = s->cmd->stop;
552 switch (cmd = vmsvga_fifo_read(s)) {
553 case SVGA_CMD_UPDATE:
554 case SVGA_CMD_UPDATE_VERBOSE:
560 x = vmsvga_fifo_read(s);
561 y = vmsvga_fifo_read(s);
562 width = vmsvga_fifo_read(s);
563 height = vmsvga_fifo_read(s);
564 vmsvga_update_rect_delayed(s, x, y, width, height);
567 case SVGA_CMD_RECT_FILL:
573 colour = vmsvga_fifo_read(s);
574 x = vmsvga_fifo_read(s);
575 y = vmsvga_fifo_read(s);
576 width = vmsvga_fifo_read(s);
577 height = vmsvga_fifo_read(s);
579 vmsvga_fill_rect(s, colour, x, y, width, height);
586 case SVGA_CMD_RECT_COPY:
592 x = vmsvga_fifo_read(s);
593 y = vmsvga_fifo_read(s);
594 dx = vmsvga_fifo_read(s);
595 dy = vmsvga_fifo_read(s);
596 width = vmsvga_fifo_read(s);
597 height = vmsvga_fifo_read(s);
599 vmsvga_copy_rect(s, x, y, dx, dy, width, height);
606 case SVGA_CMD_DEFINE_CURSOR:
612 cursor.id = vmsvga_fifo_read(s);
613 cursor.hot_x = vmsvga_fifo_read(s);
614 cursor.hot_y = vmsvga_fifo_read(s);
615 cursor.width = x = vmsvga_fifo_read(s);
616 cursor.height = y = vmsvga_fifo_read(s);
618 cursor.bpp = vmsvga_fifo_read(s);
620 args = SVGA_BITMAP_SIZE(x, y) + SVGA_PIXMAP_SIZE(x, y, cursor.bpp);
621 if (SVGA_BITMAP_SIZE(x, y) > sizeof cursor.mask ||
622 SVGA_PIXMAP_SIZE(x, y, cursor.bpp) > sizeof cursor.image) {
631 for (args = 0; args < SVGA_BITMAP_SIZE(x, y); args++) {
632 cursor.mask[args] = vmsvga_fifo_read_raw(s);
634 for (args = 0; args < SVGA_PIXMAP_SIZE(x, y, cursor.bpp); args++) {
635 cursor.image[args] = vmsvga_fifo_read_raw(s);
637 #ifdef HW_MOUSE_ACCEL
638 vmsvga_cursor_define(s, &cursor);
646 * Other commands that we at least know the number of arguments
647 * for so we can avoid FIFO desync if driver uses them illegally.
649 case SVGA_CMD_DEFINE_ALPHA_CURSOR:
657 x = vmsvga_fifo_read(s);
658 y = vmsvga_fifo_read(s);
661 case SVGA_CMD_RECT_ROP_FILL:
664 case SVGA_CMD_RECT_ROP_COPY:
667 case SVGA_CMD_DRAW_GLYPH_CLIPPED:
674 args = 7 + (vmsvga_fifo_read(s) >> 2);
676 case SVGA_CMD_SURFACE_ALPHA_BLEND:
681 * Other commands that are not listed as depending on any
682 * CAPABILITIES bits, but are not described in the README either.
684 case SVGA_CMD_SURFACE_FILL:
685 case SVGA_CMD_SURFACE_COPY:
686 case SVGA_CMD_FRONT_ROP_FILL:
688 case SVGA_CMD_INVALID_CMD:
701 printf("%s: Unknown command 0x%02x in SVGA command FIFO\n",
706 s->cmd->stop = cmd_start;
714 static uint32_t vmsvga_index_read(void *opaque, uint32_t address)
716 struct vmsvga_state_s *s = opaque;
721 static void vmsvga_index_write(void *opaque, uint32_t address, uint32_t index)
723 struct vmsvga_state_s *s = opaque;
728 static uint32_t vmsvga_value_read(void *opaque, uint32_t address)
731 struct vmsvga_state_s *s = opaque;
732 DisplaySurface *surface = qemu_console_surface(s->vga.con);
741 case SVGA_REG_ENABLE:
746 ret = s->new_width ? s->new_width : surface_width(surface);
749 case SVGA_REG_HEIGHT:
750 ret = s->new_height ? s->new_height : surface_height(surface);
753 case SVGA_REG_MAX_WIDTH:
754 ret = SVGA_MAX_WIDTH;
757 case SVGA_REG_MAX_HEIGHT:
758 ret = SVGA_MAX_HEIGHT;
762 ret = (s->new_depth == 32) ? 24 : s->new_depth;
765 case SVGA_REG_BITS_PER_PIXEL:
766 case SVGA_REG_HOST_BITS_PER_PIXEL:
770 case SVGA_REG_PSEUDOCOLOR:
774 case SVGA_REG_RED_MASK:
775 pf = qemu_default_pixelformat(s->new_depth);
779 case SVGA_REG_GREEN_MASK:
780 pf = qemu_default_pixelformat(s->new_depth);
784 case SVGA_REG_BLUE_MASK:
785 pf = qemu_default_pixelformat(s->new_depth);
789 case SVGA_REG_BYTES_PER_LINE:
791 ret = (s->new_depth * s->new_width) / 8;
793 ret = surface_stride(surface);
797 case SVGA_REG_FB_START: {
798 struct pci_vmsvga_state_s *pci_vmsvga
799 = container_of(s, struct pci_vmsvga_state_s, chip);
800 ret = pci_get_bar_addr(PCI_DEVICE(pci_vmsvga), 1);
804 case SVGA_REG_FB_OFFSET:
808 case SVGA_REG_VRAM_SIZE:
809 ret = s->vga.vram_size; /* No physical VRAM besides the framebuffer */
812 case SVGA_REG_FB_SIZE:
813 ret = s->vga.vram_size;
816 case SVGA_REG_CAPABILITIES:
817 caps = SVGA_CAP_NONE;
819 caps |= SVGA_CAP_RECT_COPY;
822 caps |= SVGA_CAP_RECT_FILL;
824 #ifdef HW_MOUSE_ACCEL
825 if (dpy_cursor_define_supported(s->vga.con)) {
826 caps |= SVGA_CAP_CURSOR | SVGA_CAP_CURSOR_BYPASS_2 |
827 SVGA_CAP_CURSOR_BYPASS;
833 case SVGA_REG_MEM_START: {
834 struct pci_vmsvga_state_s *pci_vmsvga
835 = container_of(s, struct pci_vmsvga_state_s, chip);
836 ret = pci_get_bar_addr(PCI_DEVICE(pci_vmsvga), 2);
840 case SVGA_REG_MEM_SIZE:
844 case SVGA_REG_CONFIG_DONE:
853 case SVGA_REG_GUEST_ID:
857 case SVGA_REG_CURSOR_ID:
861 case SVGA_REG_CURSOR_X:
865 case SVGA_REG_CURSOR_Y:
869 case SVGA_REG_CURSOR_ON:
873 case SVGA_REG_SCRATCH_SIZE:
874 ret = s->scratch_size;
877 case SVGA_REG_MEM_REGS:
878 case SVGA_REG_NUM_DISPLAYS:
879 case SVGA_REG_PITCHLOCK:
880 case SVGA_PALETTE_BASE ... SVGA_PALETTE_END:
885 if (s->index >= SVGA_SCRATCH_BASE &&
886 s->index < SVGA_SCRATCH_BASE + s->scratch_size) {
887 ret = s->scratch[s->index - SVGA_SCRATCH_BASE];
890 printf("%s: Bad register %02x\n", __func__, s->index);
895 if (s->index >= SVGA_SCRATCH_BASE) {
896 trace_vmware_scratch_read(s->index, ret);
897 } else if (s->index >= SVGA_PALETTE_BASE) {
898 trace_vmware_palette_read(s->index, ret);
900 trace_vmware_value_read(s->index, ret);
905 static void vmsvga_value_write(void *opaque, uint32_t address, uint32_t value)
907 struct vmsvga_state_s *s = opaque;
909 if (s->index >= SVGA_SCRATCH_BASE) {
910 trace_vmware_scratch_write(s->index, value);
911 } else if (s->index >= SVGA_PALETTE_BASE) {
912 trace_vmware_palette_write(s->index, value);
914 trace_vmware_value_write(s->index, value);
918 if (value == SVGA_ID_2 || value == SVGA_ID_1 || value == SVGA_ID_0) {
923 case SVGA_REG_ENABLE:
926 s->vga.hw_ops->invalidate(&s->vga);
927 if (s->enable && s->config) {
928 vga_dirty_log_stop(&s->vga);
930 vga_dirty_log_start(&s->vga);
935 if (value <= SVGA_MAX_WIDTH) {
936 s->new_width = value;
939 printf("%s: Bad width: %i\n", __func__, value);
943 case SVGA_REG_HEIGHT:
944 if (value <= SVGA_MAX_HEIGHT) {
945 s->new_height = value;
948 printf("%s: Bad height: %i\n", __func__, value);
952 case SVGA_REG_BITS_PER_PIXEL:
954 printf("%s: Bad bits per pixel: %i bits\n", __func__, value);
960 case SVGA_REG_CONFIG_DONE:
962 s->fifo = (uint32_t *) s->fifo_ptr;
963 /* Check range and alignment. */
964 if ((CMD(min) | CMD(max) | CMD(next_cmd) | CMD(stop)) & 3) {
967 if (CMD(min) < (uint8_t *) s->cmd->fifo - (uint8_t *) s->fifo) {
970 if (CMD(max) > SVGA_FIFO_SIZE) {
973 if (CMD(max) < CMD(min) + 10 * 1024) {
976 vga_dirty_log_stop(&s->vga);
983 vmsvga_fifo_run(s); /* Or should we just wait for update_display? */
986 case SVGA_REG_GUEST_ID:
989 if (value >= GUEST_OS_BASE && value < GUEST_OS_BASE +
990 ARRAY_SIZE(vmsvga_guest_id)) {
991 printf("%s: guest runs %s.\n", __func__,
992 vmsvga_guest_id[value - GUEST_OS_BASE]);
997 case SVGA_REG_CURSOR_ID:
998 s->cursor.id = value;
1001 case SVGA_REG_CURSOR_X:
1002 s->cursor.x = value;
1005 case SVGA_REG_CURSOR_Y:
1006 s->cursor.y = value;
1009 case SVGA_REG_CURSOR_ON:
1010 s->cursor.on |= (value == SVGA_CURSOR_ON_SHOW);
1011 s->cursor.on &= (value != SVGA_CURSOR_ON_HIDE);
1012 #ifdef HW_MOUSE_ACCEL
1013 if (value <= SVGA_CURSOR_ON_SHOW) {
1014 dpy_mouse_set(s->vga.con, s->cursor.x, s->cursor.y, s->cursor.on);
1019 case SVGA_REG_DEPTH:
1020 case SVGA_REG_MEM_REGS:
1021 case SVGA_REG_NUM_DISPLAYS:
1022 case SVGA_REG_PITCHLOCK:
1023 case SVGA_PALETTE_BASE ... SVGA_PALETTE_END:
1027 if (s->index >= SVGA_SCRATCH_BASE &&
1028 s->index < SVGA_SCRATCH_BASE + s->scratch_size) {
1029 s->scratch[s->index - SVGA_SCRATCH_BASE] = value;
1032 printf("%s: Bad register %02x\n", __func__, s->index);
1036 static uint32_t vmsvga_bios_read(void *opaque, uint32_t address)
1038 printf("%s: what are we supposed to return?\n", __func__);
1042 static void vmsvga_bios_write(void *opaque, uint32_t address, uint32_t data)
1044 printf("%s: what are we supposed to do with (%08x)?\n", __func__, data);
1047 static inline void vmsvga_check_size(struct vmsvga_state_s *s)
1049 DisplaySurface *surface = qemu_console_surface(s->vga.con);
1051 if (s->new_width != surface_width(surface) ||
1052 s->new_height != surface_height(surface) ||
1053 s->new_depth != surface_bits_per_pixel(surface)) {
1054 int stride = (s->new_depth * s->new_width) / 8;
1055 trace_vmware_setmode(s->new_width, s->new_height, s->new_depth);
1056 surface = qemu_create_displaysurface_from(s->new_width, s->new_height,
1057 s->new_depth, stride,
1058 s->vga.vram_ptr, false);
1059 dpy_gfx_replace_surface(s->vga.con, surface);
1064 static void vmsvga_update_display(void *opaque)
1066 struct vmsvga_state_s *s = opaque;
1067 DisplaySurface *surface;
1071 s->vga.hw_ops->gfx_update(&s->vga);
1075 vmsvga_check_size(s);
1076 surface = qemu_console_surface(s->vga.con);
1079 vmsvga_update_rect_flush(s);
1082 * Is it more efficient to look at vram VGA-dirty bits or wait
1083 * for the driver to issue SVGA_CMD_UPDATE?
1085 if (memory_region_is_logging(&s->vga.vram)) {
1086 vga_sync_dirty_bitmap(&s->vga);
1087 dirty = memory_region_get_dirty(&s->vga.vram, 0,
1088 surface_stride(surface) * surface_height(surface),
1091 if (s->invalidated || dirty) {
1093 dpy_gfx_update(s->vga.con, 0, 0,
1094 surface_width(surface), surface_height(surface));
1097 memory_region_reset_dirty(&s->vga.vram, 0,
1098 surface_stride(surface) * surface_height(surface),
1103 static void vmsvga_reset(DeviceState *dev)
1105 struct pci_vmsvga_state_s *pci = VMWARE_SVGA(dev);
1106 struct vmsvga_state_s *s = &pci->chip;
1111 s->svgaid = SVGA_ID;
1113 s->redraw_fifo_first = 0;
1114 s->redraw_fifo_last = 0;
1117 vga_dirty_log_start(&s->vga);
1120 static void vmsvga_invalidate_display(void *opaque)
1122 struct vmsvga_state_s *s = opaque;
1124 s->vga.hw_ops->invalidate(&s->vga);
1131 static void vmsvga_text_update(void *opaque, console_ch_t *chardata)
1133 struct vmsvga_state_s *s = opaque;
1135 if (s->vga.hw_ops->text_update) {
1136 s->vga.hw_ops->text_update(&s->vga, chardata);
1140 static int vmsvga_post_load(void *opaque, int version_id)
1142 struct vmsvga_state_s *s = opaque;
1146 s->fifo = (uint32_t *) s->fifo_ptr;
1151 static const VMStateDescription vmstate_vmware_vga_internal = {
1152 .name = "vmware_vga_internal",
1154 .minimum_version_id = 0,
1155 .post_load = vmsvga_post_load,
1156 .fields = (VMStateField[]) {
1157 VMSTATE_INT32_EQUAL(new_depth, struct vmsvga_state_s),
1158 VMSTATE_INT32(enable, struct vmsvga_state_s),
1159 VMSTATE_INT32(config, struct vmsvga_state_s),
1160 VMSTATE_INT32(cursor.id, struct vmsvga_state_s),
1161 VMSTATE_INT32(cursor.x, struct vmsvga_state_s),
1162 VMSTATE_INT32(cursor.y, struct vmsvga_state_s),
1163 VMSTATE_INT32(cursor.on, struct vmsvga_state_s),
1164 VMSTATE_INT32(index, struct vmsvga_state_s),
1165 VMSTATE_VARRAY_INT32(scratch, struct vmsvga_state_s,
1166 scratch_size, 0, vmstate_info_uint32, uint32_t),
1167 VMSTATE_INT32(new_width, struct vmsvga_state_s),
1168 VMSTATE_INT32(new_height, struct vmsvga_state_s),
1169 VMSTATE_UINT32(guest, struct vmsvga_state_s),
1170 VMSTATE_UINT32(svgaid, struct vmsvga_state_s),
1171 VMSTATE_INT32(syncing, struct vmsvga_state_s),
1172 VMSTATE_UNUSED(4), /* was fb_size */
1173 VMSTATE_END_OF_LIST()
1177 static const VMStateDescription vmstate_vmware_vga = {
1178 .name = "vmware_vga",
1180 .minimum_version_id = 0,
1181 .fields = (VMStateField[]) {
1182 VMSTATE_PCI_DEVICE(parent_obj, struct pci_vmsvga_state_s),
1183 VMSTATE_STRUCT(chip, struct pci_vmsvga_state_s, 0,
1184 vmstate_vmware_vga_internal, struct vmsvga_state_s),
1185 VMSTATE_END_OF_LIST()
1189 static const GraphicHwOps vmsvga_ops = {
1190 .invalidate = vmsvga_invalidate_display,
1191 .gfx_update = vmsvga_update_display,
1192 .text_update = vmsvga_text_update,
1195 static void vmsvga_init(DeviceState *dev, struct vmsvga_state_s *s,
1196 MemoryRegion *address_space, MemoryRegion *io)
1198 s->scratch_size = SVGA_SCRATCH_SIZE;
1199 s->scratch = g_malloc(s->scratch_size * 4);
1201 s->vga.con = graphic_console_init(dev, 0, &vmsvga_ops, s);
1203 s->fifo_size = SVGA_FIFO_SIZE;
1204 memory_region_init_ram(&s->fifo_ram, NULL, "vmsvga.fifo", s->fifo_size);
1205 vmstate_register_ram_global(&s->fifo_ram);
1206 s->fifo_ptr = memory_region_get_ram_ptr(&s->fifo_ram);
1208 vga_common_init(&s->vga, OBJECT(dev), true);
1209 vga_init(&s->vga, OBJECT(dev), address_space, io, true);
1210 vmstate_register(NULL, 0, &vmstate_vga_common, &s->vga);
1214 static uint64_t vmsvga_io_read(void *opaque, hwaddr addr, unsigned size)
1216 struct vmsvga_state_s *s = opaque;
1219 case SVGA_IO_MUL * SVGA_INDEX_PORT: return vmsvga_index_read(s, addr);
1220 case SVGA_IO_MUL * SVGA_VALUE_PORT: return vmsvga_value_read(s, addr);
1221 case SVGA_IO_MUL * SVGA_BIOS_PORT: return vmsvga_bios_read(s, addr);
1222 default: return -1u;
1226 static void vmsvga_io_write(void *opaque, hwaddr addr,
1227 uint64_t data, unsigned size)
1229 struct vmsvga_state_s *s = opaque;
1232 case SVGA_IO_MUL * SVGA_INDEX_PORT:
1233 vmsvga_index_write(s, addr, data);
1235 case SVGA_IO_MUL * SVGA_VALUE_PORT:
1236 vmsvga_value_write(s, addr, data);
1238 case SVGA_IO_MUL * SVGA_BIOS_PORT:
1239 vmsvga_bios_write(s, addr, data);
1244 static const MemoryRegionOps vmsvga_io_ops = {
1245 .read = vmsvga_io_read,
1246 .write = vmsvga_io_write,
1247 .endianness = DEVICE_LITTLE_ENDIAN,
1249 .min_access_size = 4,
1250 .max_access_size = 4,
1258 static int pci_vmsvga_initfn(PCIDevice *dev)
1260 struct pci_vmsvga_state_s *s = VMWARE_SVGA(dev);
1262 dev->config[PCI_CACHE_LINE_SIZE] = 0x08;
1263 dev->config[PCI_LATENCY_TIMER] = 0x40;
1264 dev->config[PCI_INTERRUPT_LINE] = 0xff; /* End */
1266 memory_region_init_io(&s->io_bar, NULL, &vmsvga_io_ops, &s->chip,
1268 memory_region_set_flush_coalesced(&s->io_bar);
1269 pci_register_bar(dev, 0, PCI_BASE_ADDRESS_SPACE_IO, &s->io_bar);
1271 vmsvga_init(DEVICE(dev), &s->chip,
1272 pci_address_space(dev), pci_address_space_io(dev));
1274 pci_register_bar(dev, 1, PCI_BASE_ADDRESS_MEM_PREFETCH,
1276 pci_register_bar(dev, 2, PCI_BASE_ADDRESS_MEM_PREFETCH,
1279 if (!dev->rom_bar) {
1280 /* compatibility with pc-0.13 and older */
1281 vga_init_vbe(&s->chip.vga, OBJECT(dev), pci_address_space(dev));
1287 static Property vga_vmware_properties[] = {
1288 DEFINE_PROP_UINT32("vgamem_mb", struct pci_vmsvga_state_s,
1289 chip.vga.vram_size_mb, 16),
1290 DEFINE_PROP_END_OF_LIST(),
1293 static void vmsvga_class_init(ObjectClass *klass, void *data)
1295 DeviceClass *dc = DEVICE_CLASS(klass);
1296 PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
1298 k->init = pci_vmsvga_initfn;
1299 k->romfile = "vgabios-vmware.bin";
1300 k->vendor_id = PCI_VENDOR_ID_VMWARE;
1301 k->device_id = SVGA_PCI_DEVICE_ID;
1302 k->class_id = PCI_CLASS_DISPLAY_VGA;
1303 k->subsystem_vendor_id = PCI_VENDOR_ID_VMWARE;
1304 k->subsystem_id = SVGA_PCI_DEVICE_ID;
1305 dc->reset = vmsvga_reset;
1306 dc->vmsd = &vmstate_vmware_vga;
1307 dc->props = vga_vmware_properties;
1308 dc->hotpluggable = false;
1309 set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories);
1312 static const TypeInfo vmsvga_info = {
1313 .name = TYPE_VMWARE_SVGA,
1314 .parent = TYPE_PCI_DEVICE,
1315 .instance_size = sizeof(struct pci_vmsvga_state_s),
1316 .class_init = vmsvga_class_init,
1319 static void vmsvga_register_types(void)
1321 type_register_static(&vmsvga_info);
1324 type_init(vmsvga_register_types)