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console/opengl: split up dpy_gl_cursor ops
[mirror_qemu.git] / ui / console.c
1 /*
2 * QEMU graphical console
3 *
4 * Copyright (c) 2004 Fabrice Bellard
5 *
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:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
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
22 * THE SOFTWARE.
23 */
24
25 #include "qemu/osdep.h"
26 #include "ui/console.h"
27 #include "hw/qdev-core.h"
28 #include "qapi/error.h"
29 #include "qemu/option.h"
30 #include "qemu/timer.h"
31 #include "qmp-commands.h"
32 #include "chardev/char-fe.h"
33 #include "trace.h"
34 #include "exec/memory.h"
35
36 #define DEFAULT_BACKSCROLL 512
37 #define CONSOLE_CURSOR_PERIOD 500
38
39 typedef struct TextAttributes {
40 uint8_t fgcol:4;
41 uint8_t bgcol:4;
42 uint8_t bold:1;
43 uint8_t uline:1;
44 uint8_t blink:1;
45 uint8_t invers:1;
46 uint8_t unvisible:1;
47 } TextAttributes;
48
49 typedef struct TextCell {
50 uint8_t ch;
51 TextAttributes t_attrib;
52 } TextCell;
53
54 #define MAX_ESC_PARAMS 3
55
56 enum TTYState {
57 TTY_STATE_NORM,
58 TTY_STATE_ESC,
59 TTY_STATE_CSI,
60 };
61
62 typedef struct QEMUFIFO {
63 uint8_t *buf;
64 int buf_size;
65 int count, wptr, rptr;
66 } QEMUFIFO;
67
68 static int qemu_fifo_write(QEMUFIFO *f, const uint8_t *buf, int len1)
69 {
70 int l, len;
71
72 l = f->buf_size - f->count;
73 if (len1 > l)
74 len1 = l;
75 len = len1;
76 while (len > 0) {
77 l = f->buf_size - f->wptr;
78 if (l > len)
79 l = len;
80 memcpy(f->buf + f->wptr, buf, l);
81 f->wptr += l;
82 if (f->wptr >= f->buf_size)
83 f->wptr = 0;
84 buf += l;
85 len -= l;
86 }
87 f->count += len1;
88 return len1;
89 }
90
91 static int qemu_fifo_read(QEMUFIFO *f, uint8_t *buf, int len1)
92 {
93 int l, len;
94
95 if (len1 > f->count)
96 len1 = f->count;
97 len = len1;
98 while (len > 0) {
99 l = f->buf_size - f->rptr;
100 if (l > len)
101 l = len;
102 memcpy(buf, f->buf + f->rptr, l);
103 f->rptr += l;
104 if (f->rptr >= f->buf_size)
105 f->rptr = 0;
106 buf += l;
107 len -= l;
108 }
109 f->count -= len1;
110 return len1;
111 }
112
113 typedef enum {
114 GRAPHIC_CONSOLE,
115 TEXT_CONSOLE,
116 TEXT_CONSOLE_FIXED_SIZE
117 } console_type_t;
118
119 struct QemuConsole {
120 Object parent;
121
122 int index;
123 console_type_t console_type;
124 DisplayState *ds;
125 DisplaySurface *surface;
126 int dcls;
127 DisplayChangeListener *gl;
128 bool gl_block;
129 int window_id;
130
131 /* Graphic console state. */
132 Object *device;
133 uint32_t head;
134 QemuUIInfo ui_info;
135 QEMUTimer *ui_timer;
136 const GraphicHwOps *hw_ops;
137 void *hw;
138
139 /* Text console state */
140 int width;
141 int height;
142 int total_height;
143 int backscroll_height;
144 int x, y;
145 int x_saved, y_saved;
146 int y_displayed;
147 int y_base;
148 TextAttributes t_attrib_default; /* default text attributes */
149 TextAttributes t_attrib; /* currently active text attributes */
150 TextCell *cells;
151 int text_x[2], text_y[2], cursor_invalidate;
152 int echo;
153
154 int update_x0;
155 int update_y0;
156 int update_x1;
157 int update_y1;
158
159 enum TTYState state;
160 int esc_params[MAX_ESC_PARAMS];
161 int nb_esc_params;
162
163 Chardev *chr;
164 /* fifo for key pressed */
165 QEMUFIFO out_fifo;
166 uint8_t out_fifo_buf[16];
167 QEMUTimer *kbd_timer;
168 };
169
170 struct DisplayState {
171 QEMUTimer *gui_timer;
172 uint64_t last_update;
173 uint64_t update_interval;
174 bool refreshing;
175 bool have_gfx;
176 bool have_text;
177
178 QLIST_HEAD(, DisplayChangeListener) listeners;
179 };
180
181 static DisplayState *display_state;
182 static QemuConsole *active_console;
183 static QemuConsole **consoles;
184 static int nb_consoles = 0;
185 static bool cursor_visible_phase;
186 static QEMUTimer *cursor_timer;
187
188 static void text_console_do_init(Chardev *chr, DisplayState *ds);
189 static void dpy_refresh(DisplayState *s);
190 static DisplayState *get_alloc_displaystate(void);
191 static void text_console_update_cursor_timer(void);
192 static void text_console_update_cursor(void *opaque);
193
194 static void gui_update(void *opaque)
195 {
196 uint64_t interval = GUI_REFRESH_INTERVAL_IDLE;
197 uint64_t dcl_interval;
198 DisplayState *ds = opaque;
199 DisplayChangeListener *dcl;
200 int i;
201
202 ds->refreshing = true;
203 dpy_refresh(ds);
204 ds->refreshing = false;
205
206 QLIST_FOREACH(dcl, &ds->listeners, next) {
207 dcl_interval = dcl->update_interval ?
208 dcl->update_interval : GUI_REFRESH_INTERVAL_DEFAULT;
209 if (interval > dcl_interval) {
210 interval = dcl_interval;
211 }
212 }
213 if (ds->update_interval != interval) {
214 ds->update_interval = interval;
215 for (i = 0; i < nb_consoles; i++) {
216 if (consoles[i]->hw_ops->update_interval) {
217 consoles[i]->hw_ops->update_interval(consoles[i]->hw, interval);
218 }
219 }
220 trace_console_refresh(interval);
221 }
222 ds->last_update = qemu_clock_get_ms(QEMU_CLOCK_REALTIME);
223 timer_mod(ds->gui_timer, ds->last_update + interval);
224 }
225
226 static void gui_setup_refresh(DisplayState *ds)
227 {
228 DisplayChangeListener *dcl;
229 bool need_timer = false;
230 bool have_gfx = false;
231 bool have_text = false;
232
233 QLIST_FOREACH(dcl, &ds->listeners, next) {
234 if (dcl->ops->dpy_refresh != NULL) {
235 need_timer = true;
236 }
237 if (dcl->ops->dpy_gfx_update != NULL) {
238 have_gfx = true;
239 }
240 if (dcl->ops->dpy_text_update != NULL) {
241 have_text = true;
242 }
243 }
244
245 if (need_timer && ds->gui_timer == NULL) {
246 ds->gui_timer = timer_new_ms(QEMU_CLOCK_REALTIME, gui_update, ds);
247 timer_mod(ds->gui_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME));
248 }
249 if (!need_timer && ds->gui_timer != NULL) {
250 timer_del(ds->gui_timer);
251 timer_free(ds->gui_timer);
252 ds->gui_timer = NULL;
253 }
254
255 ds->have_gfx = have_gfx;
256 ds->have_text = have_text;
257 }
258
259 void graphic_hw_update(QemuConsole *con)
260 {
261 if (!con) {
262 con = active_console;
263 }
264 if (con && con->hw_ops->gfx_update) {
265 con->hw_ops->gfx_update(con->hw);
266 }
267 }
268
269 void graphic_hw_gl_block(QemuConsole *con, bool block)
270 {
271 assert(con != NULL);
272
273 con->gl_block = block;
274 if (con->hw_ops->gl_block) {
275 con->hw_ops->gl_block(con->hw, block);
276 }
277 }
278
279 int qemu_console_get_window_id(QemuConsole *con)
280 {
281 return con->window_id;
282 }
283
284 void qemu_console_set_window_id(QemuConsole *con, int window_id)
285 {
286 con->window_id = window_id;
287 }
288
289 void graphic_hw_invalidate(QemuConsole *con)
290 {
291 if (!con) {
292 con = active_console;
293 }
294 if (con && con->hw_ops->invalidate) {
295 con->hw_ops->invalidate(con->hw);
296 }
297 }
298
299 static void ppm_save(const char *filename, DisplaySurface *ds,
300 Error **errp)
301 {
302 int width = pixman_image_get_width(ds->image);
303 int height = pixman_image_get_height(ds->image);
304 int fd;
305 FILE *f;
306 int y;
307 int ret;
308 pixman_image_t *linebuf;
309
310 trace_ppm_save(filename, ds);
311 fd = qemu_open(filename, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY, 0666);
312 if (fd == -1) {
313 error_setg(errp, "failed to open file '%s': %s", filename,
314 strerror(errno));
315 return;
316 }
317 f = fdopen(fd, "wb");
318 ret = fprintf(f, "P6\n%d %d\n%d\n", width, height, 255);
319 if (ret < 0) {
320 linebuf = NULL;
321 goto write_err;
322 }
323 linebuf = qemu_pixman_linebuf_create(PIXMAN_BE_r8g8b8, width);
324 for (y = 0; y < height; y++) {
325 qemu_pixman_linebuf_fill(linebuf, ds->image, width, 0, y);
326 clearerr(f);
327 ret = fwrite(pixman_image_get_data(linebuf), 1,
328 pixman_image_get_stride(linebuf), f);
329 (void)ret;
330 if (ferror(f)) {
331 goto write_err;
332 }
333 }
334
335 out:
336 qemu_pixman_image_unref(linebuf);
337 fclose(f);
338 return;
339
340 write_err:
341 error_setg(errp, "failed to write to file '%s': %s", filename,
342 strerror(errno));
343 unlink(filename);
344 goto out;
345 }
346
347 void qmp_screendump(const char *filename, Error **errp)
348 {
349 QemuConsole *con = qemu_console_lookup_by_index(0);
350 DisplaySurface *surface;
351
352 if (con == NULL) {
353 error_setg(errp, "There is no QemuConsole I can screendump from.");
354 return;
355 }
356
357 graphic_hw_update(con);
358 surface = qemu_console_surface(con);
359 ppm_save(filename, surface, errp);
360 }
361
362 void graphic_hw_text_update(QemuConsole *con, console_ch_t *chardata)
363 {
364 if (!con) {
365 con = active_console;
366 }
367 if (con && con->hw_ops->text_update) {
368 con->hw_ops->text_update(con->hw, chardata);
369 }
370 }
371
372 static void vga_fill_rect(QemuConsole *con,
373 int posx, int posy, int width, int height,
374 pixman_color_t color)
375 {
376 DisplaySurface *surface = qemu_console_surface(con);
377 pixman_rectangle16_t rect = {
378 .x = posx, .y = posy, .width = width, .height = height
379 };
380
381 pixman_image_fill_rectangles(PIXMAN_OP_SRC, surface->image,
382 &color, 1, &rect);
383 }
384
385 /* copy from (xs, ys) to (xd, yd) a rectangle of size (w, h) */
386 static void vga_bitblt(QemuConsole *con,
387 int xs, int ys, int xd, int yd, int w, int h)
388 {
389 DisplaySurface *surface = qemu_console_surface(con);
390
391 pixman_image_composite(PIXMAN_OP_SRC,
392 surface->image, NULL, surface->image,
393 xs, ys, 0, 0, xd, yd, w, h);
394 }
395
396 /***********************************************************/
397 /* basic char display */
398
399 #define FONT_HEIGHT 16
400 #define FONT_WIDTH 8
401
402 #include "vgafont.h"
403
404 #define QEMU_RGB(r, g, b) \
405 { .red = r << 8, .green = g << 8, .blue = b << 8, .alpha = 0xffff }
406
407 static const pixman_color_t color_table_rgb[2][8] = {
408 { /* dark */
409 [QEMU_COLOR_BLACK] = QEMU_RGB(0x00, 0x00, 0x00), /* black */
410 [QEMU_COLOR_BLUE] = QEMU_RGB(0x00, 0x00, 0xaa), /* blue */
411 [QEMU_COLOR_GREEN] = QEMU_RGB(0x00, 0xaa, 0x00), /* green */
412 [QEMU_COLOR_CYAN] = QEMU_RGB(0x00, 0xaa, 0xaa), /* cyan */
413 [QEMU_COLOR_RED] = QEMU_RGB(0xaa, 0x00, 0x00), /* red */
414 [QEMU_COLOR_MAGENTA] = QEMU_RGB(0xaa, 0x00, 0xaa), /* magenta */
415 [QEMU_COLOR_YELLOW] = QEMU_RGB(0xaa, 0xaa, 0x00), /* yellow */
416 [QEMU_COLOR_WHITE] = QEMU_RGB(0xaa, 0xaa, 0xaa), /* white */
417 },
418 { /* bright */
419 [QEMU_COLOR_BLACK] = QEMU_RGB(0x00, 0x00, 0x00), /* black */
420 [QEMU_COLOR_BLUE] = QEMU_RGB(0x00, 0x00, 0xff), /* blue */
421 [QEMU_COLOR_GREEN] = QEMU_RGB(0x00, 0xff, 0x00), /* green */
422 [QEMU_COLOR_CYAN] = QEMU_RGB(0x00, 0xff, 0xff), /* cyan */
423 [QEMU_COLOR_RED] = QEMU_RGB(0xff, 0x00, 0x00), /* red */
424 [QEMU_COLOR_MAGENTA] = QEMU_RGB(0xff, 0x00, 0xff), /* magenta */
425 [QEMU_COLOR_YELLOW] = QEMU_RGB(0xff, 0xff, 0x00), /* yellow */
426 [QEMU_COLOR_WHITE] = QEMU_RGB(0xff, 0xff, 0xff), /* white */
427 }
428 };
429
430 static void vga_putcharxy(QemuConsole *s, int x, int y, int ch,
431 TextAttributes *t_attrib)
432 {
433 static pixman_image_t *glyphs[256];
434 DisplaySurface *surface = qemu_console_surface(s);
435 pixman_color_t fgcol, bgcol;
436
437 if (t_attrib->invers) {
438 bgcol = color_table_rgb[t_attrib->bold][t_attrib->fgcol];
439 fgcol = color_table_rgb[t_attrib->bold][t_attrib->bgcol];
440 } else {
441 fgcol = color_table_rgb[t_attrib->bold][t_attrib->fgcol];
442 bgcol = color_table_rgb[t_attrib->bold][t_attrib->bgcol];
443 }
444
445 if (!glyphs[ch]) {
446 glyphs[ch] = qemu_pixman_glyph_from_vgafont(FONT_HEIGHT, vgafont16, ch);
447 }
448 qemu_pixman_glyph_render(glyphs[ch], surface->image,
449 &fgcol, &bgcol, x, y, FONT_WIDTH, FONT_HEIGHT);
450 }
451
452 static void text_console_resize(QemuConsole *s)
453 {
454 TextCell *cells, *c, *c1;
455 int w1, x, y, last_width;
456
457 last_width = s->width;
458 s->width = surface_width(s->surface) / FONT_WIDTH;
459 s->height = surface_height(s->surface) / FONT_HEIGHT;
460
461 w1 = last_width;
462 if (s->width < w1)
463 w1 = s->width;
464
465 cells = g_new(TextCell, s->width * s->total_height);
466 for(y = 0; y < s->total_height; y++) {
467 c = &cells[y * s->width];
468 if (w1 > 0) {
469 c1 = &s->cells[y * last_width];
470 for(x = 0; x < w1; x++) {
471 *c++ = *c1++;
472 }
473 }
474 for(x = w1; x < s->width; x++) {
475 c->ch = ' ';
476 c->t_attrib = s->t_attrib_default;
477 c++;
478 }
479 }
480 g_free(s->cells);
481 s->cells = cells;
482 }
483
484 static inline void text_update_xy(QemuConsole *s, int x, int y)
485 {
486 s->text_x[0] = MIN(s->text_x[0], x);
487 s->text_x[1] = MAX(s->text_x[1], x);
488 s->text_y[0] = MIN(s->text_y[0], y);
489 s->text_y[1] = MAX(s->text_y[1], y);
490 }
491
492 static void invalidate_xy(QemuConsole *s, int x, int y)
493 {
494 if (!qemu_console_is_visible(s)) {
495 return;
496 }
497 if (s->update_x0 > x * FONT_WIDTH)
498 s->update_x0 = x * FONT_WIDTH;
499 if (s->update_y0 > y * FONT_HEIGHT)
500 s->update_y0 = y * FONT_HEIGHT;
501 if (s->update_x1 < (x + 1) * FONT_WIDTH)
502 s->update_x1 = (x + 1) * FONT_WIDTH;
503 if (s->update_y1 < (y + 1) * FONT_HEIGHT)
504 s->update_y1 = (y + 1) * FONT_HEIGHT;
505 }
506
507 static void update_xy(QemuConsole *s, int x, int y)
508 {
509 TextCell *c;
510 int y1, y2;
511
512 if (s->ds->have_text) {
513 text_update_xy(s, x, y);
514 }
515
516 y1 = (s->y_base + y) % s->total_height;
517 y2 = y1 - s->y_displayed;
518 if (y2 < 0) {
519 y2 += s->total_height;
520 }
521 if (y2 < s->height) {
522 c = &s->cells[y1 * s->width + x];
523 vga_putcharxy(s, x, y2, c->ch,
524 &(c->t_attrib));
525 invalidate_xy(s, x, y2);
526 }
527 }
528
529 static void console_show_cursor(QemuConsole *s, int show)
530 {
531 TextCell *c;
532 int y, y1;
533 int x = s->x;
534
535 if (s->ds->have_text) {
536 s->cursor_invalidate = 1;
537 }
538
539 if (x >= s->width) {
540 x = s->width - 1;
541 }
542 y1 = (s->y_base + s->y) % s->total_height;
543 y = y1 - s->y_displayed;
544 if (y < 0) {
545 y += s->total_height;
546 }
547 if (y < s->height) {
548 c = &s->cells[y1 * s->width + x];
549 if (show && cursor_visible_phase) {
550 TextAttributes t_attrib = s->t_attrib_default;
551 t_attrib.invers = !(t_attrib.invers); /* invert fg and bg */
552 vga_putcharxy(s, x, y, c->ch, &t_attrib);
553 } else {
554 vga_putcharxy(s, x, y, c->ch, &(c->t_attrib));
555 }
556 invalidate_xy(s, x, y);
557 }
558 }
559
560 static void console_refresh(QemuConsole *s)
561 {
562 DisplaySurface *surface = qemu_console_surface(s);
563 TextCell *c;
564 int x, y, y1;
565
566 if (s->ds->have_text) {
567 s->text_x[0] = 0;
568 s->text_y[0] = 0;
569 s->text_x[1] = s->width - 1;
570 s->text_y[1] = s->height - 1;
571 s->cursor_invalidate = 1;
572 }
573
574 vga_fill_rect(s, 0, 0, surface_width(surface), surface_height(surface),
575 color_table_rgb[0][QEMU_COLOR_BLACK]);
576 y1 = s->y_displayed;
577 for (y = 0; y < s->height; y++) {
578 c = s->cells + y1 * s->width;
579 for (x = 0; x < s->width; x++) {
580 vga_putcharxy(s, x, y, c->ch,
581 &(c->t_attrib));
582 c++;
583 }
584 if (++y1 == s->total_height) {
585 y1 = 0;
586 }
587 }
588 console_show_cursor(s, 1);
589 dpy_gfx_update(s, 0, 0,
590 surface_width(surface), surface_height(surface));
591 }
592
593 static void console_scroll(QemuConsole *s, int ydelta)
594 {
595 int i, y1;
596
597 if (ydelta > 0) {
598 for(i = 0; i < ydelta; i++) {
599 if (s->y_displayed == s->y_base)
600 break;
601 if (++s->y_displayed == s->total_height)
602 s->y_displayed = 0;
603 }
604 } else {
605 ydelta = -ydelta;
606 i = s->backscroll_height;
607 if (i > s->total_height - s->height)
608 i = s->total_height - s->height;
609 y1 = s->y_base - i;
610 if (y1 < 0)
611 y1 += s->total_height;
612 for(i = 0; i < ydelta; i++) {
613 if (s->y_displayed == y1)
614 break;
615 if (--s->y_displayed < 0)
616 s->y_displayed = s->total_height - 1;
617 }
618 }
619 console_refresh(s);
620 }
621
622 static void console_put_lf(QemuConsole *s)
623 {
624 TextCell *c;
625 int x, y1;
626
627 s->y++;
628 if (s->y >= s->height) {
629 s->y = s->height - 1;
630
631 if (s->y_displayed == s->y_base) {
632 if (++s->y_displayed == s->total_height)
633 s->y_displayed = 0;
634 }
635 if (++s->y_base == s->total_height)
636 s->y_base = 0;
637 if (s->backscroll_height < s->total_height)
638 s->backscroll_height++;
639 y1 = (s->y_base + s->height - 1) % s->total_height;
640 c = &s->cells[y1 * s->width];
641 for(x = 0; x < s->width; x++) {
642 c->ch = ' ';
643 c->t_attrib = s->t_attrib_default;
644 c++;
645 }
646 if (s->y_displayed == s->y_base) {
647 if (s->ds->have_text) {
648 s->text_x[0] = 0;
649 s->text_y[0] = 0;
650 s->text_x[1] = s->width - 1;
651 s->text_y[1] = s->height - 1;
652 }
653
654 vga_bitblt(s, 0, FONT_HEIGHT, 0, 0,
655 s->width * FONT_WIDTH,
656 (s->height - 1) * FONT_HEIGHT);
657 vga_fill_rect(s, 0, (s->height - 1) * FONT_HEIGHT,
658 s->width * FONT_WIDTH, FONT_HEIGHT,
659 color_table_rgb[0][s->t_attrib_default.bgcol]);
660 s->update_x0 = 0;
661 s->update_y0 = 0;
662 s->update_x1 = s->width * FONT_WIDTH;
663 s->update_y1 = s->height * FONT_HEIGHT;
664 }
665 }
666 }
667
668 /* Set console attributes depending on the current escape codes.
669 * NOTE: I know this code is not very efficient (checking every color for it
670 * self) but it is more readable and better maintainable.
671 */
672 static void console_handle_escape(QemuConsole *s)
673 {
674 int i;
675
676 for (i=0; i<s->nb_esc_params; i++) {
677 switch (s->esc_params[i]) {
678 case 0: /* reset all console attributes to default */
679 s->t_attrib = s->t_attrib_default;
680 break;
681 case 1:
682 s->t_attrib.bold = 1;
683 break;
684 case 4:
685 s->t_attrib.uline = 1;
686 break;
687 case 5:
688 s->t_attrib.blink = 1;
689 break;
690 case 7:
691 s->t_attrib.invers = 1;
692 break;
693 case 8:
694 s->t_attrib.unvisible = 1;
695 break;
696 case 22:
697 s->t_attrib.bold = 0;
698 break;
699 case 24:
700 s->t_attrib.uline = 0;
701 break;
702 case 25:
703 s->t_attrib.blink = 0;
704 break;
705 case 27:
706 s->t_attrib.invers = 0;
707 break;
708 case 28:
709 s->t_attrib.unvisible = 0;
710 break;
711 /* set foreground color */
712 case 30:
713 s->t_attrib.fgcol = QEMU_COLOR_BLACK;
714 break;
715 case 31:
716 s->t_attrib.fgcol = QEMU_COLOR_RED;
717 break;
718 case 32:
719 s->t_attrib.fgcol = QEMU_COLOR_GREEN;
720 break;
721 case 33:
722 s->t_attrib.fgcol = QEMU_COLOR_YELLOW;
723 break;
724 case 34:
725 s->t_attrib.fgcol = QEMU_COLOR_BLUE;
726 break;
727 case 35:
728 s->t_attrib.fgcol = QEMU_COLOR_MAGENTA;
729 break;
730 case 36:
731 s->t_attrib.fgcol = QEMU_COLOR_CYAN;
732 break;
733 case 37:
734 s->t_attrib.fgcol = QEMU_COLOR_WHITE;
735 break;
736 /* set background color */
737 case 40:
738 s->t_attrib.bgcol = QEMU_COLOR_BLACK;
739 break;
740 case 41:
741 s->t_attrib.bgcol = QEMU_COLOR_RED;
742 break;
743 case 42:
744 s->t_attrib.bgcol = QEMU_COLOR_GREEN;
745 break;
746 case 43:
747 s->t_attrib.bgcol = QEMU_COLOR_YELLOW;
748 break;
749 case 44:
750 s->t_attrib.bgcol = QEMU_COLOR_BLUE;
751 break;
752 case 45:
753 s->t_attrib.bgcol = QEMU_COLOR_MAGENTA;
754 break;
755 case 46:
756 s->t_attrib.bgcol = QEMU_COLOR_CYAN;
757 break;
758 case 47:
759 s->t_attrib.bgcol = QEMU_COLOR_WHITE;
760 break;
761 }
762 }
763 }
764
765 static void console_clear_xy(QemuConsole *s, int x, int y)
766 {
767 int y1 = (s->y_base + y) % s->total_height;
768 TextCell *c = &s->cells[y1 * s->width + x];
769 c->ch = ' ';
770 c->t_attrib = s->t_attrib_default;
771 update_xy(s, x, y);
772 }
773
774 static void console_put_one(QemuConsole *s, int ch)
775 {
776 TextCell *c;
777 int y1;
778 if (s->x >= s->width) {
779 /* line wrap */
780 s->x = 0;
781 console_put_lf(s);
782 }
783 y1 = (s->y_base + s->y) % s->total_height;
784 c = &s->cells[y1 * s->width + s->x];
785 c->ch = ch;
786 c->t_attrib = s->t_attrib;
787 update_xy(s, s->x, s->y);
788 s->x++;
789 }
790
791 static void console_respond_str(QemuConsole *s, const char *buf)
792 {
793 while (*buf) {
794 console_put_one(s, *buf);
795 buf++;
796 }
797 }
798
799 /* set cursor, checking bounds */
800 static void set_cursor(QemuConsole *s, int x, int y)
801 {
802 if (x < 0) {
803 x = 0;
804 }
805 if (y < 0) {
806 y = 0;
807 }
808 if (y >= s->height) {
809 y = s->height - 1;
810 }
811 if (x >= s->width) {
812 x = s->width - 1;
813 }
814
815 s->x = x;
816 s->y = y;
817 }
818
819 static void console_putchar(QemuConsole *s, int ch)
820 {
821 int i;
822 int x, y;
823 char response[40];
824
825 switch(s->state) {
826 case TTY_STATE_NORM:
827 switch(ch) {
828 case '\r': /* carriage return */
829 s->x = 0;
830 break;
831 case '\n': /* newline */
832 console_put_lf(s);
833 break;
834 case '\b': /* backspace */
835 if (s->x > 0)
836 s->x--;
837 break;
838 case '\t': /* tabspace */
839 if (s->x + (8 - (s->x % 8)) > s->width) {
840 s->x = 0;
841 console_put_lf(s);
842 } else {
843 s->x = s->x + (8 - (s->x % 8));
844 }
845 break;
846 case '\a': /* alert aka. bell */
847 /* TODO: has to be implemented */
848 break;
849 case 14:
850 /* SI (shift in), character set 0 (ignored) */
851 break;
852 case 15:
853 /* SO (shift out), character set 1 (ignored) */
854 break;
855 case 27: /* esc (introducing an escape sequence) */
856 s->state = TTY_STATE_ESC;
857 break;
858 default:
859 console_put_one(s, ch);
860 break;
861 }
862 break;
863 case TTY_STATE_ESC: /* check if it is a terminal escape sequence */
864 if (ch == '[') {
865 for(i=0;i<MAX_ESC_PARAMS;i++)
866 s->esc_params[i] = 0;
867 s->nb_esc_params = 0;
868 s->state = TTY_STATE_CSI;
869 } else {
870 s->state = TTY_STATE_NORM;
871 }
872 break;
873 case TTY_STATE_CSI: /* handle escape sequence parameters */
874 if (ch >= '0' && ch <= '9') {
875 if (s->nb_esc_params < MAX_ESC_PARAMS) {
876 int *param = &s->esc_params[s->nb_esc_params];
877 int digit = (ch - '0');
878
879 *param = (*param <= (INT_MAX - digit) / 10) ?
880 *param * 10 + digit : INT_MAX;
881 }
882 } else {
883 if (s->nb_esc_params < MAX_ESC_PARAMS)
884 s->nb_esc_params++;
885 if (ch == ';' || ch == '?') {
886 break;
887 }
888 trace_console_putchar_csi(s->esc_params[0], s->esc_params[1],
889 ch, s->nb_esc_params);
890 s->state = TTY_STATE_NORM;
891 switch(ch) {
892 case 'A':
893 /* move cursor up */
894 if (s->esc_params[0] == 0) {
895 s->esc_params[0] = 1;
896 }
897 set_cursor(s, s->x, s->y - s->esc_params[0]);
898 break;
899 case 'B':
900 /* move cursor down */
901 if (s->esc_params[0] == 0) {
902 s->esc_params[0] = 1;
903 }
904 set_cursor(s, s->x, s->y + s->esc_params[0]);
905 break;
906 case 'C':
907 /* move cursor right */
908 if (s->esc_params[0] == 0) {
909 s->esc_params[0] = 1;
910 }
911 set_cursor(s, s->x + s->esc_params[0], s->y);
912 break;
913 case 'D':
914 /* move cursor left */
915 if (s->esc_params[0] == 0) {
916 s->esc_params[0] = 1;
917 }
918 set_cursor(s, s->x - s->esc_params[0], s->y);
919 break;
920 case 'G':
921 /* move cursor to column */
922 set_cursor(s, s->esc_params[0] - 1, s->y);
923 break;
924 case 'f':
925 case 'H':
926 /* move cursor to row, column */
927 set_cursor(s, s->esc_params[1] - 1, s->esc_params[0] - 1);
928 break;
929 case 'J':
930 switch (s->esc_params[0]) {
931 case 0:
932 /* clear to end of screen */
933 for (y = s->y; y < s->height; y++) {
934 for (x = 0; x < s->width; x++) {
935 if (y == s->y && x < s->x) {
936 continue;
937 }
938 console_clear_xy(s, x, y);
939 }
940 }
941 break;
942 case 1:
943 /* clear from beginning of screen */
944 for (y = 0; y <= s->y; y++) {
945 for (x = 0; x < s->width; x++) {
946 if (y == s->y && x > s->x) {
947 break;
948 }
949 console_clear_xy(s, x, y);
950 }
951 }
952 break;
953 case 2:
954 /* clear entire screen */
955 for (y = 0; y <= s->height; y++) {
956 for (x = 0; x < s->width; x++) {
957 console_clear_xy(s, x, y);
958 }
959 }
960 break;
961 }
962 break;
963 case 'K':
964 switch (s->esc_params[0]) {
965 case 0:
966 /* clear to eol */
967 for(x = s->x; x < s->width; x++) {
968 console_clear_xy(s, x, s->y);
969 }
970 break;
971 case 1:
972 /* clear from beginning of line */
973 for (x = 0; x <= s->x; x++) {
974 console_clear_xy(s, x, s->y);
975 }
976 break;
977 case 2:
978 /* clear entire line */
979 for(x = 0; x < s->width; x++) {
980 console_clear_xy(s, x, s->y);
981 }
982 break;
983 }
984 break;
985 case 'm':
986 console_handle_escape(s);
987 break;
988 case 'n':
989 switch (s->esc_params[0]) {
990 case 5:
991 /* report console status (always succeed)*/
992 console_respond_str(s, "\033[0n");
993 break;
994 case 6:
995 /* report cursor position */
996 sprintf(response, "\033[%d;%dR",
997 (s->y_base + s->y) % s->total_height + 1,
998 s->x + 1);
999 console_respond_str(s, response);
1000 break;
1001 }
1002 break;
1003 case 's':
1004 /* save cursor position */
1005 s->x_saved = s->x;
1006 s->y_saved = s->y;
1007 break;
1008 case 'u':
1009 /* restore cursor position */
1010 s->x = s->x_saved;
1011 s->y = s->y_saved;
1012 break;
1013 default:
1014 trace_console_putchar_unhandled(ch);
1015 break;
1016 }
1017 break;
1018 }
1019 }
1020 }
1021
1022 void console_select(unsigned int index)
1023 {
1024 DisplayChangeListener *dcl;
1025 QemuConsole *s;
1026
1027 trace_console_select(index);
1028 s = qemu_console_lookup_by_index(index);
1029 if (s) {
1030 DisplayState *ds = s->ds;
1031
1032 active_console = s;
1033 if (ds->have_gfx) {
1034 QLIST_FOREACH(dcl, &ds->listeners, next) {
1035 if (dcl->con != NULL) {
1036 continue;
1037 }
1038 if (dcl->ops->dpy_gfx_switch) {
1039 dcl->ops->dpy_gfx_switch(dcl, s->surface);
1040 }
1041 }
1042 dpy_gfx_update(s, 0, 0, surface_width(s->surface),
1043 surface_height(s->surface));
1044 }
1045 if (ds->have_text) {
1046 dpy_text_resize(s, s->width, s->height);
1047 }
1048 text_console_update_cursor(NULL);
1049 }
1050 }
1051
1052 typedef struct VCChardev {
1053 Chardev parent;
1054 QemuConsole *console;
1055 } VCChardev;
1056
1057 #define TYPE_CHARDEV_VC "chardev-vc"
1058 #define VC_CHARDEV(obj) OBJECT_CHECK(VCChardev, (obj), TYPE_CHARDEV_VC)
1059
1060 static int vc_chr_write(Chardev *chr, const uint8_t *buf, int len)
1061 {
1062 VCChardev *drv = VC_CHARDEV(chr);
1063 QemuConsole *s = drv->console;
1064 int i;
1065
1066 if (!s->ds) {
1067 return 0;
1068 }
1069
1070 s->update_x0 = s->width * FONT_WIDTH;
1071 s->update_y0 = s->height * FONT_HEIGHT;
1072 s->update_x1 = 0;
1073 s->update_y1 = 0;
1074 console_show_cursor(s, 0);
1075 for(i = 0; i < len; i++) {
1076 console_putchar(s, buf[i]);
1077 }
1078 console_show_cursor(s, 1);
1079 if (s->ds->have_gfx && s->update_x0 < s->update_x1) {
1080 dpy_gfx_update(s, s->update_x0, s->update_y0,
1081 s->update_x1 - s->update_x0,
1082 s->update_y1 - s->update_y0);
1083 }
1084 return len;
1085 }
1086
1087 static void kbd_send_chars(void *opaque)
1088 {
1089 QemuConsole *s = opaque;
1090 int len;
1091 uint8_t buf[16];
1092
1093 len = qemu_chr_be_can_write(s->chr);
1094 if (len > s->out_fifo.count)
1095 len = s->out_fifo.count;
1096 if (len > 0) {
1097 if (len > sizeof(buf))
1098 len = sizeof(buf);
1099 qemu_fifo_read(&s->out_fifo, buf, len);
1100 qemu_chr_be_write(s->chr, buf, len);
1101 }
1102 /* characters are pending: we send them a bit later (XXX:
1103 horrible, should change char device API) */
1104 if (s->out_fifo.count > 0) {
1105 timer_mod(s->kbd_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + 1);
1106 }
1107 }
1108
1109 /* called when an ascii key is pressed */
1110 void kbd_put_keysym_console(QemuConsole *s, int keysym)
1111 {
1112 uint8_t buf[16], *q;
1113 CharBackend *be;
1114 int c;
1115
1116 if (!s || (s->console_type == GRAPHIC_CONSOLE))
1117 return;
1118
1119 switch(keysym) {
1120 case QEMU_KEY_CTRL_UP:
1121 console_scroll(s, -1);
1122 break;
1123 case QEMU_KEY_CTRL_DOWN:
1124 console_scroll(s, 1);
1125 break;
1126 case QEMU_KEY_CTRL_PAGEUP:
1127 console_scroll(s, -10);
1128 break;
1129 case QEMU_KEY_CTRL_PAGEDOWN:
1130 console_scroll(s, 10);
1131 break;
1132 default:
1133 /* convert the QEMU keysym to VT100 key string */
1134 q = buf;
1135 if (keysym >= 0xe100 && keysym <= 0xe11f) {
1136 *q++ = '\033';
1137 *q++ = '[';
1138 c = keysym - 0xe100;
1139 if (c >= 10)
1140 *q++ = '0' + (c / 10);
1141 *q++ = '0' + (c % 10);
1142 *q++ = '~';
1143 } else if (keysym >= 0xe120 && keysym <= 0xe17f) {
1144 *q++ = '\033';
1145 *q++ = '[';
1146 *q++ = keysym & 0xff;
1147 } else if (s->echo && (keysym == '\r' || keysym == '\n')) {
1148 vc_chr_write(s->chr, (const uint8_t *) "\r", 1);
1149 *q++ = '\n';
1150 } else {
1151 *q++ = keysym;
1152 }
1153 if (s->echo) {
1154 vc_chr_write(s->chr, buf, q - buf);
1155 }
1156 be = s->chr->be;
1157 if (be && be->chr_read) {
1158 qemu_fifo_write(&s->out_fifo, buf, q - buf);
1159 kbd_send_chars(s);
1160 }
1161 break;
1162 }
1163 }
1164
1165 static const int qcode_to_keysym[Q_KEY_CODE__MAX] = {
1166 [Q_KEY_CODE_UP] = QEMU_KEY_UP,
1167 [Q_KEY_CODE_DOWN] = QEMU_KEY_DOWN,
1168 [Q_KEY_CODE_RIGHT] = QEMU_KEY_RIGHT,
1169 [Q_KEY_CODE_LEFT] = QEMU_KEY_LEFT,
1170 [Q_KEY_CODE_HOME] = QEMU_KEY_HOME,
1171 [Q_KEY_CODE_END] = QEMU_KEY_END,
1172 [Q_KEY_CODE_PGUP] = QEMU_KEY_PAGEUP,
1173 [Q_KEY_CODE_PGDN] = QEMU_KEY_PAGEDOWN,
1174 [Q_KEY_CODE_DELETE] = QEMU_KEY_DELETE,
1175 [Q_KEY_CODE_BACKSPACE] = QEMU_KEY_BACKSPACE,
1176 };
1177
1178 bool kbd_put_qcode_console(QemuConsole *s, int qcode)
1179 {
1180 int keysym;
1181
1182 keysym = qcode_to_keysym[qcode];
1183 if (keysym == 0) {
1184 return false;
1185 }
1186 kbd_put_keysym_console(s, keysym);
1187 return true;
1188 }
1189
1190 void kbd_put_string_console(QemuConsole *s, const char *str, int len)
1191 {
1192 int i;
1193
1194 for (i = 0; i < len && str[i]; i++) {
1195 kbd_put_keysym_console(s, str[i]);
1196 }
1197 }
1198
1199 void kbd_put_keysym(int keysym)
1200 {
1201 kbd_put_keysym_console(active_console, keysym);
1202 }
1203
1204 static void text_console_invalidate(void *opaque)
1205 {
1206 QemuConsole *s = (QemuConsole *) opaque;
1207
1208 if (s->ds->have_text && s->console_type == TEXT_CONSOLE) {
1209 text_console_resize(s);
1210 }
1211 console_refresh(s);
1212 }
1213
1214 static void text_console_update(void *opaque, console_ch_t *chardata)
1215 {
1216 QemuConsole *s = (QemuConsole *) opaque;
1217 int i, j, src;
1218
1219 if (s->text_x[0] <= s->text_x[1]) {
1220 src = (s->y_base + s->text_y[0]) * s->width;
1221 chardata += s->text_y[0] * s->width;
1222 for (i = s->text_y[0]; i <= s->text_y[1]; i ++)
1223 for (j = 0; j < s->width; j++, src++) {
1224 console_write_ch(chardata ++,
1225 ATTR2CHTYPE(s->cells[src].ch,
1226 s->cells[src].t_attrib.fgcol,
1227 s->cells[src].t_attrib.bgcol,
1228 s->cells[src].t_attrib.bold));
1229 }
1230 dpy_text_update(s, s->text_x[0], s->text_y[0],
1231 s->text_x[1] - s->text_x[0], i - s->text_y[0]);
1232 s->text_x[0] = s->width;
1233 s->text_y[0] = s->height;
1234 s->text_x[1] = 0;
1235 s->text_y[1] = 0;
1236 }
1237 if (s->cursor_invalidate) {
1238 dpy_text_cursor(s, s->x, s->y);
1239 s->cursor_invalidate = 0;
1240 }
1241 }
1242
1243 static QemuConsole *new_console(DisplayState *ds, console_type_t console_type,
1244 uint32_t head)
1245 {
1246 Object *obj;
1247 QemuConsole *s;
1248 int i;
1249
1250 obj = object_new(TYPE_QEMU_CONSOLE);
1251 s = QEMU_CONSOLE(obj);
1252 s->head = head;
1253 object_property_add_link(obj, "device", TYPE_DEVICE,
1254 (Object **)&s->device,
1255 object_property_allow_set_link,
1256 OBJ_PROP_LINK_UNREF_ON_RELEASE,
1257 &error_abort);
1258 object_property_add_uint32_ptr(obj, "head",
1259 &s->head, &error_abort);
1260
1261 if (!active_console || ((active_console->console_type != GRAPHIC_CONSOLE) &&
1262 (console_type == GRAPHIC_CONSOLE))) {
1263 active_console = s;
1264 }
1265 s->ds = ds;
1266 s->console_type = console_type;
1267
1268 consoles = g_realloc(consoles, sizeof(*consoles) * (nb_consoles+1));
1269 if (console_type != GRAPHIC_CONSOLE) {
1270 s->index = nb_consoles;
1271 consoles[nb_consoles++] = s;
1272 } else {
1273 /* HACK: Put graphical consoles before text consoles. */
1274 for (i = nb_consoles; i > 0; i--) {
1275 if (consoles[i - 1]->console_type == GRAPHIC_CONSOLE)
1276 break;
1277 consoles[i] = consoles[i - 1];
1278 consoles[i]->index = i;
1279 }
1280 s->index = i;
1281 consoles[i] = s;
1282 nb_consoles++;
1283 }
1284 return s;
1285 }
1286
1287 static void qemu_alloc_display(DisplaySurface *surface, int width, int height)
1288 {
1289 qemu_pixman_image_unref(surface->image);
1290 surface->image = NULL;
1291
1292 surface->format = PIXMAN_x8r8g8b8;
1293 surface->image = pixman_image_create_bits(surface->format,
1294 width, height,
1295 NULL, width * 4);
1296 assert(surface->image != NULL);
1297
1298 surface->flags = QEMU_ALLOCATED_FLAG;
1299 }
1300
1301 DisplaySurface *qemu_create_displaysurface(int width, int height)
1302 {
1303 DisplaySurface *surface = g_new0(DisplaySurface, 1);
1304
1305 trace_displaysurface_create(surface, width, height);
1306 qemu_alloc_display(surface, width, height);
1307 return surface;
1308 }
1309
1310 DisplaySurface *qemu_create_displaysurface_from(int width, int height,
1311 pixman_format_code_t format,
1312 int linesize, uint8_t *data)
1313 {
1314 DisplaySurface *surface = g_new0(DisplaySurface, 1);
1315
1316 trace_displaysurface_create_from(surface, width, height, format);
1317 surface->format = format;
1318 surface->image = pixman_image_create_bits(surface->format,
1319 width, height,
1320 (void *)data, linesize);
1321 assert(surface->image != NULL);
1322
1323 return surface;
1324 }
1325
1326 DisplaySurface *qemu_create_displaysurface_pixman(pixman_image_t *image)
1327 {
1328 DisplaySurface *surface = g_new0(DisplaySurface, 1);
1329
1330 trace_displaysurface_create_pixman(surface);
1331 surface->format = pixman_image_get_format(image);
1332 surface->image = pixman_image_ref(image);
1333
1334 return surface;
1335 }
1336
1337 static void qemu_unmap_displaysurface_guestmem(pixman_image_t *image,
1338 void *unused)
1339 {
1340 void *data = pixman_image_get_data(image);
1341 uint32_t size = pixman_image_get_stride(image) *
1342 pixman_image_get_height(image);
1343 cpu_physical_memory_unmap(data, size, 0, 0);
1344 }
1345
1346 DisplaySurface *qemu_create_displaysurface_guestmem(int width, int height,
1347 pixman_format_code_t format,
1348 int linesize, uint64_t addr)
1349 {
1350 DisplaySurface *surface;
1351 hwaddr size;
1352 void *data;
1353
1354 if (linesize == 0) {
1355 linesize = width * PIXMAN_FORMAT_BPP(format) / 8;
1356 }
1357
1358 size = (hwaddr)linesize * height;
1359 data = cpu_physical_memory_map(addr, &size, 0);
1360 if (size != (hwaddr)linesize * height) {
1361 cpu_physical_memory_unmap(data, size, 0, 0);
1362 return NULL;
1363 }
1364
1365 surface = qemu_create_displaysurface_from
1366 (width, height, format, linesize, data);
1367 pixman_image_set_destroy_function
1368 (surface->image, qemu_unmap_displaysurface_guestmem, NULL);
1369
1370 return surface;
1371 }
1372
1373 static DisplaySurface *qemu_create_message_surface(int w, int h,
1374 const char *msg)
1375 {
1376 DisplaySurface *surface = qemu_create_displaysurface(w, h);
1377 pixman_color_t bg = color_table_rgb[0][QEMU_COLOR_BLACK];
1378 pixman_color_t fg = color_table_rgb[0][QEMU_COLOR_WHITE];
1379 pixman_image_t *glyph;
1380 int len, x, y, i;
1381
1382 len = strlen(msg);
1383 x = (w / FONT_WIDTH - len) / 2;
1384 y = (h / FONT_HEIGHT - 1) / 2;
1385 for (i = 0; i < len; i++) {
1386 glyph = qemu_pixman_glyph_from_vgafont(FONT_HEIGHT, vgafont16, msg[i]);
1387 qemu_pixman_glyph_render(glyph, surface->image, &fg, &bg,
1388 x+i, y, FONT_WIDTH, FONT_HEIGHT);
1389 qemu_pixman_image_unref(glyph);
1390 }
1391 return surface;
1392 }
1393
1394 void qemu_free_displaysurface(DisplaySurface *surface)
1395 {
1396 if (surface == NULL) {
1397 return;
1398 }
1399 trace_displaysurface_free(surface);
1400 qemu_pixman_image_unref(surface->image);
1401 g_free(surface);
1402 }
1403
1404 bool console_has_gl(QemuConsole *con)
1405 {
1406 return con->gl != NULL;
1407 }
1408
1409 bool console_has_gl_dmabuf(QemuConsole *con)
1410 {
1411 return con->gl != NULL && con->gl->ops->dpy_gl_scanout_dmabuf != NULL;
1412 }
1413
1414 void register_displaychangelistener(DisplayChangeListener *dcl)
1415 {
1416 static const char nodev[] =
1417 "This VM has no graphic display device.";
1418 static DisplaySurface *dummy;
1419 QemuConsole *con;
1420
1421 assert(!dcl->ds);
1422
1423 if (dcl->ops->dpy_gl_ctx_create) {
1424 /* display has opengl support */
1425 assert(dcl->con);
1426 if (dcl->con->gl) {
1427 fprintf(stderr, "can't register two opengl displays (%s, %s)\n",
1428 dcl->ops->dpy_name, dcl->con->gl->ops->dpy_name);
1429 exit(1);
1430 }
1431 dcl->con->gl = dcl;
1432 }
1433
1434 trace_displaychangelistener_register(dcl, dcl->ops->dpy_name);
1435 dcl->ds = get_alloc_displaystate();
1436 QLIST_INSERT_HEAD(&dcl->ds->listeners, dcl, next);
1437 gui_setup_refresh(dcl->ds);
1438 if (dcl->con) {
1439 dcl->con->dcls++;
1440 con = dcl->con;
1441 } else {
1442 con = active_console;
1443 }
1444 if (dcl->ops->dpy_gfx_switch) {
1445 if (con) {
1446 dcl->ops->dpy_gfx_switch(dcl, con->surface);
1447 } else {
1448 if (!dummy) {
1449 dummy = qemu_create_message_surface(640, 480, nodev);
1450 }
1451 dcl->ops->dpy_gfx_switch(dcl, dummy);
1452 }
1453 }
1454 text_console_update_cursor(NULL);
1455 }
1456
1457 void update_displaychangelistener(DisplayChangeListener *dcl,
1458 uint64_t interval)
1459 {
1460 DisplayState *ds = dcl->ds;
1461
1462 dcl->update_interval = interval;
1463 if (!ds->refreshing && ds->update_interval > interval) {
1464 timer_mod(ds->gui_timer, ds->last_update + interval);
1465 }
1466 }
1467
1468 void unregister_displaychangelistener(DisplayChangeListener *dcl)
1469 {
1470 DisplayState *ds = dcl->ds;
1471 trace_displaychangelistener_unregister(dcl, dcl->ops->dpy_name);
1472 if (dcl->con) {
1473 dcl->con->dcls--;
1474 }
1475 QLIST_REMOVE(dcl, next);
1476 dcl->ds = NULL;
1477 gui_setup_refresh(ds);
1478 }
1479
1480 static void dpy_set_ui_info_timer(void *opaque)
1481 {
1482 QemuConsole *con = opaque;
1483
1484 con->hw_ops->ui_info(con->hw, con->head, &con->ui_info);
1485 }
1486
1487 bool dpy_ui_info_supported(QemuConsole *con)
1488 {
1489 return con->hw_ops->ui_info != NULL;
1490 }
1491
1492 int dpy_set_ui_info(QemuConsole *con, QemuUIInfo *info)
1493 {
1494 assert(con != NULL);
1495
1496 if (!dpy_ui_info_supported(con)) {
1497 return -1;
1498 }
1499 if (memcmp(&con->ui_info, info, sizeof(con->ui_info)) == 0) {
1500 /* nothing changed -- ignore */
1501 return 0;
1502 }
1503
1504 /*
1505 * Typically we get a flood of these as the user resizes the window.
1506 * Wait until the dust has settled (one second without updates), then
1507 * go notify the guest.
1508 */
1509 con->ui_info = *info;
1510 timer_mod(con->ui_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + 1000);
1511 return 0;
1512 }
1513
1514 void dpy_gfx_update(QemuConsole *con, int x, int y, int w, int h)
1515 {
1516 DisplayState *s = con->ds;
1517 DisplayChangeListener *dcl;
1518 int width = w;
1519 int height = h;
1520
1521 if (con->surface) {
1522 width = surface_width(con->surface);
1523 height = surface_height(con->surface);
1524 }
1525 x = MAX(x, 0);
1526 y = MAX(y, 0);
1527 x = MIN(x, width);
1528 y = MIN(y, height);
1529 w = MIN(w, width - x);
1530 h = MIN(h, height - y);
1531
1532 if (!qemu_console_is_visible(con)) {
1533 return;
1534 }
1535 QLIST_FOREACH(dcl, &s->listeners, next) {
1536 if (con != (dcl->con ? dcl->con : active_console)) {
1537 continue;
1538 }
1539 if (dcl->ops->dpy_gfx_update) {
1540 dcl->ops->dpy_gfx_update(dcl, x, y, w, h);
1541 }
1542 }
1543 }
1544
1545 void dpy_gfx_replace_surface(QemuConsole *con,
1546 DisplaySurface *surface)
1547 {
1548 DisplayState *s = con->ds;
1549 DisplaySurface *old_surface = con->surface;
1550 DisplayChangeListener *dcl;
1551
1552 assert(old_surface != surface || surface == NULL);
1553
1554 con->surface = surface;
1555 QLIST_FOREACH(dcl, &s->listeners, next) {
1556 if (con != (dcl->con ? dcl->con : active_console)) {
1557 continue;
1558 }
1559 if (dcl->ops->dpy_gfx_switch) {
1560 dcl->ops->dpy_gfx_switch(dcl, surface);
1561 }
1562 }
1563 qemu_free_displaysurface(old_surface);
1564 }
1565
1566 bool dpy_gfx_check_format(QemuConsole *con,
1567 pixman_format_code_t format)
1568 {
1569 DisplayChangeListener *dcl;
1570 DisplayState *s = con->ds;
1571
1572 QLIST_FOREACH(dcl, &s->listeners, next) {
1573 if (dcl->con && dcl->con != con) {
1574 /* dcl bound to another console -> skip */
1575 continue;
1576 }
1577 if (dcl->ops->dpy_gfx_check_format) {
1578 if (!dcl->ops->dpy_gfx_check_format(dcl, format)) {
1579 return false;
1580 }
1581 } else {
1582 /* default is to whitelist native 32 bpp only */
1583 if (format != qemu_default_pixman_format(32, true)) {
1584 return false;
1585 }
1586 }
1587 }
1588 return true;
1589 }
1590
1591 static void dpy_refresh(DisplayState *s)
1592 {
1593 DisplayChangeListener *dcl;
1594
1595 QLIST_FOREACH(dcl, &s->listeners, next) {
1596 if (dcl->ops->dpy_refresh) {
1597 dcl->ops->dpy_refresh(dcl);
1598 }
1599 }
1600 }
1601
1602 void dpy_text_cursor(QemuConsole *con, int x, int y)
1603 {
1604 DisplayState *s = con->ds;
1605 DisplayChangeListener *dcl;
1606
1607 if (!qemu_console_is_visible(con)) {
1608 return;
1609 }
1610 QLIST_FOREACH(dcl, &s->listeners, next) {
1611 if (con != (dcl->con ? dcl->con : active_console)) {
1612 continue;
1613 }
1614 if (dcl->ops->dpy_text_cursor) {
1615 dcl->ops->dpy_text_cursor(dcl, x, y);
1616 }
1617 }
1618 }
1619
1620 void dpy_text_update(QemuConsole *con, int x, int y, int w, int h)
1621 {
1622 DisplayState *s = con->ds;
1623 DisplayChangeListener *dcl;
1624
1625 if (!qemu_console_is_visible(con)) {
1626 return;
1627 }
1628 QLIST_FOREACH(dcl, &s->listeners, next) {
1629 if (con != (dcl->con ? dcl->con : active_console)) {
1630 continue;
1631 }
1632 if (dcl->ops->dpy_text_update) {
1633 dcl->ops->dpy_text_update(dcl, x, y, w, h);
1634 }
1635 }
1636 }
1637
1638 void dpy_text_resize(QemuConsole *con, int w, int h)
1639 {
1640 DisplayState *s = con->ds;
1641 DisplayChangeListener *dcl;
1642
1643 if (!qemu_console_is_visible(con)) {
1644 return;
1645 }
1646 QLIST_FOREACH(dcl, &s->listeners, next) {
1647 if (con != (dcl->con ? dcl->con : active_console)) {
1648 continue;
1649 }
1650 if (dcl->ops->dpy_text_resize) {
1651 dcl->ops->dpy_text_resize(dcl, w, h);
1652 }
1653 }
1654 }
1655
1656 void dpy_mouse_set(QemuConsole *con, int x, int y, int on)
1657 {
1658 DisplayState *s = con->ds;
1659 DisplayChangeListener *dcl;
1660
1661 if (!qemu_console_is_visible(con)) {
1662 return;
1663 }
1664 QLIST_FOREACH(dcl, &s->listeners, next) {
1665 if (con != (dcl->con ? dcl->con : active_console)) {
1666 continue;
1667 }
1668 if (dcl->ops->dpy_mouse_set) {
1669 dcl->ops->dpy_mouse_set(dcl, x, y, on);
1670 }
1671 }
1672 }
1673
1674 void dpy_cursor_define(QemuConsole *con, QEMUCursor *cursor)
1675 {
1676 DisplayState *s = con->ds;
1677 DisplayChangeListener *dcl;
1678
1679 if (!qemu_console_is_visible(con)) {
1680 return;
1681 }
1682 QLIST_FOREACH(dcl, &s->listeners, next) {
1683 if (con != (dcl->con ? dcl->con : active_console)) {
1684 continue;
1685 }
1686 if (dcl->ops->dpy_cursor_define) {
1687 dcl->ops->dpy_cursor_define(dcl, cursor);
1688 }
1689 }
1690 }
1691
1692 bool dpy_cursor_define_supported(QemuConsole *con)
1693 {
1694 DisplayState *s = con->ds;
1695 DisplayChangeListener *dcl;
1696
1697 QLIST_FOREACH(dcl, &s->listeners, next) {
1698 if (dcl->ops->dpy_cursor_define) {
1699 return true;
1700 }
1701 }
1702 return false;
1703 }
1704
1705 QEMUGLContext dpy_gl_ctx_create(QemuConsole *con,
1706 struct QEMUGLParams *qparams)
1707 {
1708 assert(con->gl);
1709 return con->gl->ops->dpy_gl_ctx_create(con->gl, qparams);
1710 }
1711
1712 void dpy_gl_ctx_destroy(QemuConsole *con, QEMUGLContext ctx)
1713 {
1714 assert(con->gl);
1715 con->gl->ops->dpy_gl_ctx_destroy(con->gl, ctx);
1716 }
1717
1718 int dpy_gl_ctx_make_current(QemuConsole *con, QEMUGLContext ctx)
1719 {
1720 assert(con->gl);
1721 return con->gl->ops->dpy_gl_ctx_make_current(con->gl, ctx);
1722 }
1723
1724 QEMUGLContext dpy_gl_ctx_get_current(QemuConsole *con)
1725 {
1726 assert(con->gl);
1727 return con->gl->ops->dpy_gl_ctx_get_current(con->gl);
1728 }
1729
1730 void dpy_gl_scanout_disable(QemuConsole *con)
1731 {
1732 assert(con->gl);
1733 if (con->gl->ops->dpy_gl_scanout_disable) {
1734 con->gl->ops->dpy_gl_scanout_disable(con->gl);
1735 } else {
1736 con->gl->ops->dpy_gl_scanout_texture(con->gl, 0, false, 0, 0,
1737 0, 0, 0, 0);
1738 }
1739 }
1740
1741 void dpy_gl_scanout_texture(QemuConsole *con,
1742 uint32_t backing_id,
1743 bool backing_y_0_top,
1744 uint32_t backing_width,
1745 uint32_t backing_height,
1746 uint32_t x, uint32_t y,
1747 uint32_t width, uint32_t height)
1748 {
1749 assert(con->gl);
1750 con->gl->ops->dpy_gl_scanout_texture(con->gl, backing_id,
1751 backing_y_0_top,
1752 backing_width, backing_height,
1753 x, y, width, height);
1754 }
1755
1756 void dpy_gl_scanout_dmabuf(QemuConsole *con,
1757 QemuDmaBuf *dmabuf)
1758 {
1759 assert(con->gl);
1760 con->gl->ops->dpy_gl_scanout_dmabuf(con->gl, dmabuf);
1761 }
1762
1763 void dpy_gl_cursor_dmabuf(QemuConsole *con, QemuDmaBuf *dmabuf,
1764 bool have_hot, uint32_t hot_x, uint32_t hot_y)
1765 {
1766 assert(con->gl);
1767
1768 if (con->gl->ops->dpy_gl_cursor_dmabuf) {
1769 con->gl->ops->dpy_gl_cursor_dmabuf(con->gl, dmabuf,
1770 have_hot, hot_x, hot_y);
1771 }
1772 }
1773
1774 void dpy_gl_cursor_position(QemuConsole *con,
1775 uint32_t pos_x, uint32_t pos_y)
1776 {
1777 assert(con->gl);
1778
1779 if (con->gl->ops->dpy_gl_cursor_position) {
1780 con->gl->ops->dpy_gl_cursor_position(con->gl, pos_x, pos_y);
1781 }
1782 }
1783
1784 void dpy_gl_release_dmabuf(QemuConsole *con,
1785 QemuDmaBuf *dmabuf)
1786 {
1787 assert(con->gl);
1788
1789 if (con->gl->ops->dpy_gl_release_dmabuf) {
1790 con->gl->ops->dpy_gl_release_dmabuf(con->gl, dmabuf);
1791 }
1792 }
1793
1794 void dpy_gl_update(QemuConsole *con,
1795 uint32_t x, uint32_t y, uint32_t w, uint32_t h)
1796 {
1797 assert(con->gl);
1798 con->gl->ops->dpy_gl_update(con->gl, x, y, w, h);
1799 }
1800
1801 /***********************************************************/
1802 /* register display */
1803
1804 /* console.c internal use only */
1805 static DisplayState *get_alloc_displaystate(void)
1806 {
1807 if (!display_state) {
1808 display_state = g_new0(DisplayState, 1);
1809 cursor_timer = timer_new_ms(QEMU_CLOCK_REALTIME,
1810 text_console_update_cursor, NULL);
1811 }
1812 return display_state;
1813 }
1814
1815 /*
1816 * Called by main(), after creating QemuConsoles
1817 * and before initializing ui (sdl/vnc/...).
1818 */
1819 DisplayState *init_displaystate(void)
1820 {
1821 gchar *name;
1822 int i;
1823
1824 get_alloc_displaystate();
1825 for (i = 0; i < nb_consoles; i++) {
1826 if (consoles[i]->console_type != GRAPHIC_CONSOLE &&
1827 consoles[i]->ds == NULL) {
1828 text_console_do_init(consoles[i]->chr, display_state);
1829 }
1830
1831 /* Hook up into the qom tree here (not in new_console()), once
1832 * all QemuConsoles are created and the order / numbering
1833 * doesn't change any more */
1834 name = g_strdup_printf("console[%d]", i);
1835 object_property_add_child(container_get(object_get_root(), "/backend"),
1836 name, OBJECT(consoles[i]), &error_abort);
1837 g_free(name);
1838 }
1839
1840 return display_state;
1841 }
1842
1843 void graphic_console_set_hwops(QemuConsole *con,
1844 const GraphicHwOps *hw_ops,
1845 void *opaque)
1846 {
1847 con->hw_ops = hw_ops;
1848 con->hw = opaque;
1849 }
1850
1851 QemuConsole *graphic_console_init(DeviceState *dev, uint32_t head,
1852 const GraphicHwOps *hw_ops,
1853 void *opaque)
1854 {
1855 static const char noinit[] =
1856 "Guest has not initialized the display (yet).";
1857 int width = 640;
1858 int height = 480;
1859 QemuConsole *s;
1860 DisplayState *ds;
1861
1862 ds = get_alloc_displaystate();
1863 trace_console_gfx_new();
1864 s = new_console(ds, GRAPHIC_CONSOLE, head);
1865 s->ui_timer = timer_new_ms(QEMU_CLOCK_REALTIME, dpy_set_ui_info_timer, s);
1866 graphic_console_set_hwops(s, hw_ops, opaque);
1867 if (dev) {
1868 object_property_set_link(OBJECT(s), OBJECT(dev), "device",
1869 &error_abort);
1870 }
1871
1872 s->surface = qemu_create_message_surface(width, height, noinit);
1873 return s;
1874 }
1875
1876 QemuConsole *qemu_console_lookup_by_index(unsigned int index)
1877 {
1878 if (index >= nb_consoles) {
1879 return NULL;
1880 }
1881 return consoles[index];
1882 }
1883
1884 QemuConsole *qemu_console_lookup_by_device(DeviceState *dev, uint32_t head)
1885 {
1886 Object *obj;
1887 uint32_t h;
1888 int i;
1889
1890 for (i = 0; i < nb_consoles; i++) {
1891 if (!consoles[i]) {
1892 continue;
1893 }
1894 obj = object_property_get_link(OBJECT(consoles[i]),
1895 "device", &error_abort);
1896 if (DEVICE(obj) != dev) {
1897 continue;
1898 }
1899 h = object_property_get_uint(OBJECT(consoles[i]),
1900 "head", &error_abort);
1901 if (h != head) {
1902 continue;
1903 }
1904 return consoles[i];
1905 }
1906 return NULL;
1907 }
1908
1909 QemuConsole *qemu_console_lookup_by_device_name(const char *device_id,
1910 uint32_t head, Error **errp)
1911 {
1912 DeviceState *dev;
1913 QemuConsole *con;
1914
1915 dev = qdev_find_recursive(sysbus_get_default(), device_id);
1916 if (dev == NULL) {
1917 error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND,
1918 "Device '%s' not found", device_id);
1919 return NULL;
1920 }
1921
1922 con = qemu_console_lookup_by_device(dev, head);
1923 if (con == NULL) {
1924 error_setg(errp, "Device %s (head %d) is not bound to a QemuConsole",
1925 device_id, head);
1926 return NULL;
1927 }
1928
1929 return con;
1930 }
1931
1932 bool qemu_console_is_visible(QemuConsole *con)
1933 {
1934 return (con == active_console) || (con->dcls > 0);
1935 }
1936
1937 bool qemu_console_is_graphic(QemuConsole *con)
1938 {
1939 if (con == NULL) {
1940 con = active_console;
1941 }
1942 return con && (con->console_type == GRAPHIC_CONSOLE);
1943 }
1944
1945 bool qemu_console_is_fixedsize(QemuConsole *con)
1946 {
1947 if (con == NULL) {
1948 con = active_console;
1949 }
1950 return con && (con->console_type != TEXT_CONSOLE);
1951 }
1952
1953 bool qemu_console_is_gl_blocked(QemuConsole *con)
1954 {
1955 assert(con != NULL);
1956 return con->gl_block;
1957 }
1958
1959 char *qemu_console_get_label(QemuConsole *con)
1960 {
1961 if (con->console_type == GRAPHIC_CONSOLE) {
1962 if (con->device) {
1963 return g_strdup(object_get_typename(con->device));
1964 }
1965 return g_strdup("VGA");
1966 } else {
1967 if (con->chr && con->chr->label) {
1968 return g_strdup(con->chr->label);
1969 }
1970 return g_strdup_printf("vc%d", con->index);
1971 }
1972 }
1973
1974 int qemu_console_get_index(QemuConsole *con)
1975 {
1976 if (con == NULL) {
1977 con = active_console;
1978 }
1979 return con ? con->index : -1;
1980 }
1981
1982 uint32_t qemu_console_get_head(QemuConsole *con)
1983 {
1984 if (con == NULL) {
1985 con = active_console;
1986 }
1987 return con ? con->head : -1;
1988 }
1989
1990 QemuUIInfo *qemu_console_get_ui_info(QemuConsole *con)
1991 {
1992 assert(con != NULL);
1993 return &con->ui_info;
1994 }
1995
1996 int qemu_console_get_width(QemuConsole *con, int fallback)
1997 {
1998 if (con == NULL) {
1999 con = active_console;
2000 }
2001 return con ? surface_width(con->surface) : fallback;
2002 }
2003
2004 int qemu_console_get_height(QemuConsole *con, int fallback)
2005 {
2006 if (con == NULL) {
2007 con = active_console;
2008 }
2009 return con ? surface_height(con->surface) : fallback;
2010 }
2011
2012 static void vc_chr_set_echo(Chardev *chr, bool echo)
2013 {
2014 VCChardev *drv = VC_CHARDEV(chr);
2015 QemuConsole *s = drv->console;
2016
2017 s->echo = echo;
2018 }
2019
2020 static void text_console_update_cursor_timer(void)
2021 {
2022 timer_mod(cursor_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME)
2023 + CONSOLE_CURSOR_PERIOD / 2);
2024 }
2025
2026 static void text_console_update_cursor(void *opaque)
2027 {
2028 QemuConsole *s;
2029 int i, count = 0;
2030
2031 cursor_visible_phase = !cursor_visible_phase;
2032
2033 for (i = 0; i < nb_consoles; i++) {
2034 s = consoles[i];
2035 if (qemu_console_is_graphic(s) ||
2036 !qemu_console_is_visible(s)) {
2037 continue;
2038 }
2039 count++;
2040 graphic_hw_invalidate(s);
2041 }
2042
2043 if (count) {
2044 text_console_update_cursor_timer();
2045 }
2046 }
2047
2048 static const GraphicHwOps text_console_ops = {
2049 .invalidate = text_console_invalidate,
2050 .text_update = text_console_update,
2051 };
2052
2053 static void text_console_do_init(Chardev *chr, DisplayState *ds)
2054 {
2055 VCChardev *drv = VC_CHARDEV(chr);
2056 QemuConsole *s = drv->console;
2057 int g_width = 80 * FONT_WIDTH;
2058 int g_height = 24 * FONT_HEIGHT;
2059
2060 s->out_fifo.buf = s->out_fifo_buf;
2061 s->out_fifo.buf_size = sizeof(s->out_fifo_buf);
2062 s->kbd_timer = timer_new_ms(QEMU_CLOCK_REALTIME, kbd_send_chars, s);
2063 s->ds = ds;
2064
2065 s->y_displayed = 0;
2066 s->y_base = 0;
2067 s->total_height = DEFAULT_BACKSCROLL;
2068 s->x = 0;
2069 s->y = 0;
2070 if (!s->surface) {
2071 if (active_console && active_console->surface) {
2072 g_width = surface_width(active_console->surface);
2073 g_height = surface_height(active_console->surface);
2074 }
2075 s->surface = qemu_create_displaysurface(g_width, g_height);
2076 }
2077
2078 s->hw_ops = &text_console_ops;
2079 s->hw = s;
2080
2081 /* Set text attribute defaults */
2082 s->t_attrib_default.bold = 0;
2083 s->t_attrib_default.uline = 0;
2084 s->t_attrib_default.blink = 0;
2085 s->t_attrib_default.invers = 0;
2086 s->t_attrib_default.unvisible = 0;
2087 s->t_attrib_default.fgcol = QEMU_COLOR_WHITE;
2088 s->t_attrib_default.bgcol = QEMU_COLOR_BLACK;
2089 /* set current text attributes to default */
2090 s->t_attrib = s->t_attrib_default;
2091 text_console_resize(s);
2092
2093 if (chr->label) {
2094 char msg[128];
2095 int len;
2096
2097 s->t_attrib.bgcol = QEMU_COLOR_BLUE;
2098 len = snprintf(msg, sizeof(msg), "%s console\r\n", chr->label);
2099 vc_chr_write(chr, (uint8_t *)msg, len);
2100 s->t_attrib = s->t_attrib_default;
2101 }
2102
2103 qemu_chr_be_event(chr, CHR_EVENT_OPENED);
2104 }
2105
2106 static void vc_chr_open(Chardev *chr,
2107 ChardevBackend *backend,
2108 bool *be_opened,
2109 Error **errp)
2110 {
2111 ChardevVC *vc = backend->u.vc.data;
2112 VCChardev *drv = VC_CHARDEV(chr);
2113 QemuConsole *s;
2114 unsigned width = 0;
2115 unsigned height = 0;
2116
2117 if (vc->has_width) {
2118 width = vc->width;
2119 } else if (vc->has_cols) {
2120 width = vc->cols * FONT_WIDTH;
2121 }
2122
2123 if (vc->has_height) {
2124 height = vc->height;
2125 } else if (vc->has_rows) {
2126 height = vc->rows * FONT_HEIGHT;
2127 }
2128
2129 trace_console_txt_new(width, height);
2130 if (width == 0 || height == 0) {
2131 s = new_console(NULL, TEXT_CONSOLE, 0);
2132 } else {
2133 s = new_console(NULL, TEXT_CONSOLE_FIXED_SIZE, 0);
2134 s->surface = qemu_create_displaysurface(width, height);
2135 }
2136
2137 if (!s) {
2138 error_setg(errp, "cannot create text console");
2139 return;
2140 }
2141
2142 s->chr = chr;
2143 drv->console = s;
2144
2145 if (display_state) {
2146 text_console_do_init(chr, display_state);
2147 }
2148
2149 /* console/chardev init sometimes completes elsewhere in a 2nd
2150 * stage, so defer OPENED events until they are fully initialized
2151 */
2152 *be_opened = false;
2153 }
2154
2155 void qemu_console_resize(QemuConsole *s, int width, int height)
2156 {
2157 DisplaySurface *surface;
2158
2159 assert(s->console_type == GRAPHIC_CONSOLE);
2160
2161 if (s->surface && (s->surface->flags & QEMU_ALLOCATED_FLAG) &&
2162 pixman_image_get_width(s->surface->image) == width &&
2163 pixman_image_get_height(s->surface->image) == height) {
2164 return;
2165 }
2166
2167 surface = qemu_create_displaysurface(width, height);
2168 dpy_gfx_replace_surface(s, surface);
2169 }
2170
2171 DisplaySurface *qemu_console_surface(QemuConsole *console)
2172 {
2173 return console->surface;
2174 }
2175
2176 PixelFormat qemu_default_pixelformat(int bpp)
2177 {
2178 pixman_format_code_t fmt = qemu_default_pixman_format(bpp, true);
2179 PixelFormat pf = qemu_pixelformat_from_pixman(fmt);
2180 return pf;
2181 }
2182
2183 void qemu_chr_parse_vc(QemuOpts *opts, ChardevBackend *backend, Error **errp)
2184 {
2185 int val;
2186 ChardevVC *vc;
2187
2188 backend->type = CHARDEV_BACKEND_KIND_VC;
2189 vc = backend->u.vc.data = g_new0(ChardevVC, 1);
2190 qemu_chr_parse_common(opts, qapi_ChardevVC_base(vc));
2191
2192 val = qemu_opt_get_number(opts, "width", 0);
2193 if (val != 0) {
2194 vc->has_width = true;
2195 vc->width = val;
2196 }
2197
2198 val = qemu_opt_get_number(opts, "height", 0);
2199 if (val != 0) {
2200 vc->has_height = true;
2201 vc->height = val;
2202 }
2203
2204 val = qemu_opt_get_number(opts, "cols", 0);
2205 if (val != 0) {
2206 vc->has_cols = true;
2207 vc->cols = val;
2208 }
2209
2210 val = qemu_opt_get_number(opts, "rows", 0);
2211 if (val != 0) {
2212 vc->has_rows = true;
2213 vc->rows = val;
2214 }
2215 }
2216
2217 static const TypeInfo qemu_console_info = {
2218 .name = TYPE_QEMU_CONSOLE,
2219 .parent = TYPE_OBJECT,
2220 .instance_size = sizeof(QemuConsole),
2221 .class_size = sizeof(QemuConsoleClass),
2222 };
2223
2224 static void char_vc_class_init(ObjectClass *oc, void *data)
2225 {
2226 ChardevClass *cc = CHARDEV_CLASS(oc);
2227
2228 cc->parse = qemu_chr_parse_vc;
2229 cc->open = vc_chr_open;
2230 cc->chr_write = vc_chr_write;
2231 cc->chr_set_echo = vc_chr_set_echo;
2232 }
2233
2234 static const TypeInfo char_vc_type_info = {
2235 .name = TYPE_CHARDEV_VC,
2236 .parent = TYPE_CHARDEV,
2237 .instance_size = sizeof(VCChardev),
2238 .class_init = char_vc_class_init,
2239 };
2240
2241 void qemu_console_early_init(void)
2242 {
2243 /* set the default vc driver */
2244 if (!object_class_by_name(TYPE_CHARDEV_VC)) {
2245 type_register(&char_vc_type_info);
2246 }
2247 }
2248
2249 static void register_types(void)
2250 {
2251 type_register_static(&qemu_console_info);
2252 }
2253
2254 type_init(register_types);
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