1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
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 "qapi/qapi-commands-ui.h"
30#include "qemu/option.h"
31#include "qemu/timer.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
39typedef 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
49typedef struct TextCell {
50 uint8_t ch;
51 TextAttributes t_attrib;
52} TextCell;
53
54#define MAX_ESC_PARAMS 3
55
56enum TTYState {
57 TTY_STATE_NORM,
58 TTY_STATE_ESC,
59 TTY_STATE_CSI,
60};
61
62typedef struct QEMUFIFO {
63 uint8_t *buf;
64 int buf_size;
65 int count, wptr, rptr;
66} QEMUFIFO;
67
68static 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
91static 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
113typedef enum {
114 GRAPHIC_CONSOLE,
115 TEXT_CONSOLE,
116 TEXT_CONSOLE_FIXED_SIZE
117} console_type_t;
118
119struct 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
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
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;
149 TextAttributes t_attrib;
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
165 QEMUFIFO out_fifo;
166 uint8_t out_fifo_buf[16];
167 QEMUTimer *kbd_timer;
168};
169
170struct 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
181static DisplayState *display_state;
182static QemuConsole *active_console;
183static QemuConsole **consoles;
184static int nb_consoles = 0;
185static bool cursor_visible_phase;
186static QEMUTimer *cursor_timer;
187
188static void text_console_do_init(Chardev *chr, DisplayState *ds);
189static void dpy_refresh(DisplayState *s);
190static DisplayState *get_alloc_displaystate(void);
191static void text_console_update_cursor_timer(void);
192static void text_console_update_cursor(void *opaque);
193
194static 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
226static 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
259void 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
269void 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
279int qemu_console_get_window_id(QemuConsole *con)
280{
281 return con->window_id;
282}
283
284void qemu_console_set_window_id(QemuConsole *con, int window_id)
285{
286 con->window_id = window_id;
287}
288
289void 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
299static 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
335out:
336 qemu_pixman_image_unref(linebuf);
337 fclose(f);
338 return;
339
340write_err:
341 error_setg(errp, "failed to write to file '%s': %s", filename,
342 strerror(errno));
343 unlink(filename);
344 goto out;
345}
346
347void qmp_screendump(const char *filename, bool has_device, const char *device,
348 bool has_head, int64_t head, Error **errp)
349{
350 QemuConsole *con;
351 DisplaySurface *surface;
352
353 if (has_device) {
354 con = qemu_console_lookup_by_device_name(device, has_head ? head : 0,
355 errp);
356 if (!con) {
357 return;
358 }
359 } else {
360 if (has_head) {
361 error_setg(errp, "'head' must be specified together with 'device'");
362 return;
363 }
364 con = qemu_console_lookup_by_index(0);
365 if (!con) {
366 error_setg(errp, "There is no console to take a screendump from");
367 return;
368 }
369 }
370
371 graphic_hw_update(con);
372 surface = qemu_console_surface(con);
373 if (!surface) {
374 error_setg(errp, "no surface");
375 return;
376 }
377
378 ppm_save(filename, surface, errp);
379}
380
381void graphic_hw_text_update(QemuConsole *con, console_ch_t *chardata)
382{
383 if (!con) {
384 con = active_console;
385 }
386 if (con && con->hw_ops->text_update) {
387 con->hw_ops->text_update(con->hw, chardata);
388 }
389}
390
391static void vga_fill_rect(QemuConsole *con,
392 int posx, int posy, int width, int height,
393 pixman_color_t color)
394{
395 DisplaySurface *surface = qemu_console_surface(con);
396 pixman_rectangle16_t rect = {
397 .x = posx, .y = posy, .width = width, .height = height
398 };
399
400 pixman_image_fill_rectangles(PIXMAN_OP_SRC, surface->image,
401 &color, 1, &rect);
402}
403
404
405static void vga_bitblt(QemuConsole *con,
406 int xs, int ys, int xd, int yd, int w, int h)
407{
408 DisplaySurface *surface = qemu_console_surface(con);
409
410 pixman_image_composite(PIXMAN_OP_SRC,
411 surface->image, NULL, surface->image,
412 xs, ys, 0, 0, xd, yd, w, h);
413}
414
415
416
417
418#define FONT_HEIGHT 16
419#define FONT_WIDTH 8
420
421#include "vgafont.h"
422
423#define QEMU_RGB(r, g, b) \
424 { .red = r << 8, .green = g << 8, .blue = b << 8, .alpha = 0xffff }
425
426static const pixman_color_t color_table_rgb[2][8] = {
427 {
428 [QEMU_COLOR_BLACK] = QEMU_RGB(0x00, 0x00, 0x00),
429 [QEMU_COLOR_BLUE] = QEMU_RGB(0x00, 0x00, 0xaa),
430 [QEMU_COLOR_GREEN] = QEMU_RGB(0x00, 0xaa, 0x00),
431 [QEMU_COLOR_CYAN] = QEMU_RGB(0x00, 0xaa, 0xaa),
432 [QEMU_COLOR_RED] = QEMU_RGB(0xaa, 0x00, 0x00),
433 [QEMU_COLOR_MAGENTA] = QEMU_RGB(0xaa, 0x00, 0xaa),
434 [QEMU_COLOR_YELLOW] = QEMU_RGB(0xaa, 0xaa, 0x00),
435 [QEMU_COLOR_WHITE] = QEMU_RGB(0xaa, 0xaa, 0xaa),
436 },
437 {
438 [QEMU_COLOR_BLACK] = QEMU_RGB(0x00, 0x00, 0x00),
439 [QEMU_COLOR_BLUE] = QEMU_RGB(0x00, 0x00, 0xff),
440 [QEMU_COLOR_GREEN] = QEMU_RGB(0x00, 0xff, 0x00),
441 [QEMU_COLOR_CYAN] = QEMU_RGB(0x00, 0xff, 0xff),
442 [QEMU_COLOR_RED] = QEMU_RGB(0xff, 0x00, 0x00),
443 [QEMU_COLOR_MAGENTA] = QEMU_RGB(0xff, 0x00, 0xff),
444 [QEMU_COLOR_YELLOW] = QEMU_RGB(0xff, 0xff, 0x00),
445 [QEMU_COLOR_WHITE] = QEMU_RGB(0xff, 0xff, 0xff),
446 }
447};
448
449static void vga_putcharxy(QemuConsole *s, int x, int y, int ch,
450 TextAttributes *t_attrib)
451{
452 static pixman_image_t *glyphs[256];
453 DisplaySurface *surface = qemu_console_surface(s);
454 pixman_color_t fgcol, bgcol;
455
456 if (t_attrib->invers) {
457 bgcol = color_table_rgb[t_attrib->bold][t_attrib->fgcol];
458 fgcol = color_table_rgb[t_attrib->bold][t_attrib->bgcol];
459 } else {
460 fgcol = color_table_rgb[t_attrib->bold][t_attrib->fgcol];
461 bgcol = color_table_rgb[t_attrib->bold][t_attrib->bgcol];
462 }
463
464 if (!glyphs[ch]) {
465 glyphs[ch] = qemu_pixman_glyph_from_vgafont(FONT_HEIGHT, vgafont16, ch);
466 }
467 qemu_pixman_glyph_render(glyphs[ch], surface->image,
468 &fgcol, &bgcol, x, y, FONT_WIDTH, FONT_HEIGHT);
469}
470
471static void text_console_resize(QemuConsole *s)
472{
473 TextCell *cells, *c, *c1;
474 int w1, x, y, last_width;
475
476 last_width = s->width;
477 s->width = surface_width(s->surface) / FONT_WIDTH;
478 s->height = surface_height(s->surface) / FONT_HEIGHT;
479
480 w1 = last_width;
481 if (s->width < w1)
482 w1 = s->width;
483
484 cells = g_new(TextCell, s->width * s->total_height);
485 for(y = 0; y < s->total_height; y++) {
486 c = &cells[y * s->width];
487 if (w1 > 0) {
488 c1 = &s->cells[y * last_width];
489 for(x = 0; x < w1; x++) {
490 *c++ = *c1++;
491 }
492 }
493 for(x = w1; x < s->width; x++) {
494 c->ch = ' ';
495 c->t_attrib = s->t_attrib_default;
496 c++;
497 }
498 }
499 g_free(s->cells);
500 s->cells = cells;
501}
502
503static inline void text_update_xy(QemuConsole *s, int x, int y)
504{
505 s->text_x[0] = MIN(s->text_x[0], x);
506 s->text_x[1] = MAX(s->text_x[1], x);
507 s->text_y[0] = MIN(s->text_y[0], y);
508 s->text_y[1] = MAX(s->text_y[1], y);
509}
510
511static void invalidate_xy(QemuConsole *s, int x, int y)
512{
513 if (!qemu_console_is_visible(s)) {
514 return;
515 }
516 if (s->update_x0 > x * FONT_WIDTH)
517 s->update_x0 = x * FONT_WIDTH;
518 if (s->update_y0 > y * FONT_HEIGHT)
519 s->update_y0 = y * FONT_HEIGHT;
520 if (s->update_x1 < (x + 1) * FONT_WIDTH)
521 s->update_x1 = (x + 1) * FONT_WIDTH;
522 if (s->update_y1 < (y + 1) * FONT_HEIGHT)
523 s->update_y1 = (y + 1) * FONT_HEIGHT;
524}
525
526static void update_xy(QemuConsole *s, int x, int y)
527{
528 TextCell *c;
529 int y1, y2;
530
531 if (s->ds->have_text) {
532 text_update_xy(s, x, y);
533 }
534
535 y1 = (s->y_base + y) % s->total_height;
536 y2 = y1 - s->y_displayed;
537 if (y2 < 0) {
538 y2 += s->total_height;
539 }
540 if (y2 < s->height) {
541 c = &s->cells[y1 * s->width + x];
542 vga_putcharxy(s, x, y2, c->ch,
543 &(c->t_attrib));
544 invalidate_xy(s, x, y2);
545 }
546}
547
548static void console_show_cursor(QemuConsole *s, int show)
549{
550 TextCell *c;
551 int y, y1;
552 int x = s->x;
553
554 if (s->ds->have_text) {
555 s->cursor_invalidate = 1;
556 }
557
558 if (x >= s->width) {
559 x = s->width - 1;
560 }
561 y1 = (s->y_base + s->y) % s->total_height;
562 y = y1 - s->y_displayed;
563 if (y < 0) {
564 y += s->total_height;
565 }
566 if (y < s->height) {
567 c = &s->cells[y1 * s->width + x];
568 if (show && cursor_visible_phase) {
569 TextAttributes t_attrib = s->t_attrib_default;
570 t_attrib.invers = !(t_attrib.invers);
571 vga_putcharxy(s, x, y, c->ch, &t_attrib);
572 } else {
573 vga_putcharxy(s, x, y, c->ch, &(c->t_attrib));
574 }
575 invalidate_xy(s, x, y);
576 }
577}
578
579static void console_refresh(QemuConsole *s)
580{
581 DisplaySurface *surface = qemu_console_surface(s);
582 TextCell *c;
583 int x, y, y1;
584
585 if (s->ds->have_text) {
586 s->text_x[0] = 0;
587 s->text_y[0] = 0;
588 s->text_x[1] = s->width - 1;
589 s->text_y[1] = s->height - 1;
590 s->cursor_invalidate = 1;
591 }
592
593 vga_fill_rect(s, 0, 0, surface_width(surface), surface_height(surface),
594 color_table_rgb[0][QEMU_COLOR_BLACK]);
595 y1 = s->y_displayed;
596 for (y = 0; y < s->height; y++) {
597 c = s->cells + y1 * s->width;
598 for (x = 0; x < s->width; x++) {
599 vga_putcharxy(s, x, y, c->ch,
600 &(c->t_attrib));
601 c++;
602 }
603 if (++y1 == s->total_height) {
604 y1 = 0;
605 }
606 }
607 console_show_cursor(s, 1);
608 dpy_gfx_update(s, 0, 0,
609 surface_width(surface), surface_height(surface));
610}
611
612static void console_scroll(QemuConsole *s, int ydelta)
613{
614 int i, y1;
615
616 if (ydelta > 0) {
617 for(i = 0; i < ydelta; i++) {
618 if (s->y_displayed == s->y_base)
619 break;
620 if (++s->y_displayed == s->total_height)
621 s->y_displayed = 0;
622 }
623 } else {
624 ydelta = -ydelta;
625 i = s->backscroll_height;
626 if (i > s->total_height - s->height)
627 i = s->total_height - s->height;
628 y1 = s->y_base - i;
629 if (y1 < 0)
630 y1 += s->total_height;
631 for(i = 0; i < ydelta; i++) {
632 if (s->y_displayed == y1)
633 break;
634 if (--s->y_displayed < 0)
635 s->y_displayed = s->total_height - 1;
636 }
637 }
638 console_refresh(s);
639}
640
641static void console_put_lf(QemuConsole *s)
642{
643 TextCell *c;
644 int x, y1;
645
646 s->y++;
647 if (s->y >= s->height) {
648 s->y = s->height - 1;
649
650 if (s->y_displayed == s->y_base) {
651 if (++s->y_displayed == s->total_height)
652 s->y_displayed = 0;
653 }
654 if (++s->y_base == s->total_height)
655 s->y_base = 0;
656 if (s->backscroll_height < s->total_height)
657 s->backscroll_height++;
658 y1 = (s->y_base + s->height - 1) % s->total_height;
659 c = &s->cells[y1 * s->width];
660 for(x = 0; x < s->width; x++) {
661 c->ch = ' ';
662 c->t_attrib = s->t_attrib_default;
663 c++;
664 }
665 if (s->y_displayed == s->y_base) {
666 if (s->ds->have_text) {
667 s->text_x[0] = 0;
668 s->text_y[0] = 0;
669 s->text_x[1] = s->width - 1;
670 s->text_y[1] = s->height - 1;
671 }
672
673 vga_bitblt(s, 0, FONT_HEIGHT, 0, 0,
674 s->width * FONT_WIDTH,
675 (s->height - 1) * FONT_HEIGHT);
676 vga_fill_rect(s, 0, (s->height - 1) * FONT_HEIGHT,
677 s->width * FONT_WIDTH, FONT_HEIGHT,
678 color_table_rgb[0][s->t_attrib_default.bgcol]);
679 s->update_x0 = 0;
680 s->update_y0 = 0;
681 s->update_x1 = s->width * FONT_WIDTH;
682 s->update_y1 = s->height * FONT_HEIGHT;
683 }
684 }
685}
686
687
688
689
690
691static void console_handle_escape(QemuConsole *s)
692{
693 int i;
694
695 for (i=0; i<s->nb_esc_params; i++) {
696 switch (s->esc_params[i]) {
697 case 0:
698 s->t_attrib = s->t_attrib_default;
699 break;
700 case 1:
701 s->t_attrib.bold = 1;
702 break;
703 case 4:
704 s->t_attrib.uline = 1;
705 break;
706 case 5:
707 s->t_attrib.blink = 1;
708 break;
709 case 7:
710 s->t_attrib.invers = 1;
711 break;
712 case 8:
713 s->t_attrib.unvisible = 1;
714 break;
715 case 22:
716 s->t_attrib.bold = 0;
717 break;
718 case 24:
719 s->t_attrib.uline = 0;
720 break;
721 case 25:
722 s->t_attrib.blink = 0;
723 break;
724 case 27:
725 s->t_attrib.invers = 0;
726 break;
727 case 28:
728 s->t_attrib.unvisible = 0;
729 break;
730
731 case 30:
732 s->t_attrib.fgcol = QEMU_COLOR_BLACK;
733 break;
734 case 31:
735 s->t_attrib.fgcol = QEMU_COLOR_RED;
736 break;
737 case 32:
738 s->t_attrib.fgcol = QEMU_COLOR_GREEN;
739 break;
740 case 33:
741 s->t_attrib.fgcol = QEMU_COLOR_YELLOW;
742 break;
743 case 34:
744 s->t_attrib.fgcol = QEMU_COLOR_BLUE;
745 break;
746 case 35:
747 s->t_attrib.fgcol = QEMU_COLOR_MAGENTA;
748 break;
749 case 36:
750 s->t_attrib.fgcol = QEMU_COLOR_CYAN;
751 break;
752 case 37:
753 s->t_attrib.fgcol = QEMU_COLOR_WHITE;
754 break;
755
756 case 40:
757 s->t_attrib.bgcol = QEMU_COLOR_BLACK;
758 break;
759 case 41:
760 s->t_attrib.bgcol = QEMU_COLOR_RED;
761 break;
762 case 42:
763 s->t_attrib.bgcol = QEMU_COLOR_GREEN;
764 break;
765 case 43:
766 s->t_attrib.bgcol = QEMU_COLOR_YELLOW;
767 break;
768 case 44:
769 s->t_attrib.bgcol = QEMU_COLOR_BLUE;
770 break;
771 case 45:
772 s->t_attrib.bgcol = QEMU_COLOR_MAGENTA;
773 break;
774 case 46:
775 s->t_attrib.bgcol = QEMU_COLOR_CYAN;
776 break;
777 case 47:
778 s->t_attrib.bgcol = QEMU_COLOR_WHITE;
779 break;
780 }
781 }
782}
783
784static void console_clear_xy(QemuConsole *s, int x, int y)
785{
786 int y1 = (s->y_base + y) % s->total_height;
787 TextCell *c = &s->cells[y1 * s->width + x];
788 c->ch = ' ';
789 c->t_attrib = s->t_attrib_default;
790 update_xy(s, x, y);
791}
792
793static void console_put_one(QemuConsole *s, int ch)
794{
795 TextCell *c;
796 int y1;
797 if (s->x >= s->width) {
798
799 s->x = 0;
800 console_put_lf(s);
801 }
802 y1 = (s->y_base + s->y) % s->total_height;
803 c = &s->cells[y1 * s->width + s->x];
804 c->ch = ch;
805 c->t_attrib = s->t_attrib;
806 update_xy(s, s->x, s->y);
807 s->x++;
808}
809
810static void console_respond_str(QemuConsole *s, const char *buf)
811{
812 while (*buf) {
813 console_put_one(s, *buf);
814 buf++;
815 }
816}
817
818
819static void set_cursor(QemuConsole *s, int x, int y)
820{
821 if (x < 0) {
822 x = 0;
823 }
824 if (y < 0) {
825 y = 0;
826 }
827 if (y >= s->height) {
828 y = s->height - 1;
829 }
830 if (x >= s->width) {
831 x = s->width - 1;
832 }
833
834 s->x = x;
835 s->y = y;
836}
837
838static void console_putchar(QemuConsole *s, int ch)
839{
840 int i;
841 int x, y;
842 char response[40];
843
844 switch(s->state) {
845 case TTY_STATE_NORM:
846 switch(ch) {
847 case '\r':
848 s->x = 0;
849 break;
850 case '\n':
851 console_put_lf(s);
852 break;
853 case '\b':
854 if (s->x > 0)
855 s->x--;
856 break;
857 case '\t':
858 if (s->x + (8 - (s->x % 8)) > s->width) {
859 s->x = 0;
860 console_put_lf(s);
861 } else {
862 s->x = s->x + (8 - (s->x % 8));
863 }
864 break;
865 case '\a':
866
867 break;
868 case 14:
869
870 break;
871 case 15:
872
873 break;
874 case 27:
875 s->state = TTY_STATE_ESC;
876 break;
877 default:
878 console_put_one(s, ch);
879 break;
880 }
881 break;
882 case TTY_STATE_ESC:
883 if (ch == '[') {
884 for(i=0;i<MAX_ESC_PARAMS;i++)
885 s->esc_params[i] = 0;
886 s->nb_esc_params = 0;
887 s->state = TTY_STATE_CSI;
888 } else {
889 s->state = TTY_STATE_NORM;
890 }
891 break;
892 case TTY_STATE_CSI:
893 if (ch >= '0' && ch <= '9') {
894 if (s->nb_esc_params < MAX_ESC_PARAMS) {
895 int *param = &s->esc_params[s->nb_esc_params];
896 int digit = (ch - '0');
897
898 *param = (*param <= (INT_MAX - digit) / 10) ?
899 *param * 10 + digit : INT_MAX;
900 }
901 } else {
902 if (s->nb_esc_params < MAX_ESC_PARAMS)
903 s->nb_esc_params++;
904 if (ch == ';' || ch == '?') {
905 break;
906 }
907 trace_console_putchar_csi(s->esc_params[0], s->esc_params[1],
908 ch, s->nb_esc_params);
909 s->state = TTY_STATE_NORM;
910 switch(ch) {
911 case 'A':
912
913 if (s->esc_params[0] == 0) {
914 s->esc_params[0] = 1;
915 }
916 set_cursor(s, s->x, s->y - s->esc_params[0]);
917 break;
918 case 'B':
919
920 if (s->esc_params[0] == 0) {
921 s->esc_params[0] = 1;
922 }
923 set_cursor(s, s->x, s->y + s->esc_params[0]);
924 break;
925 case 'C':
926
927 if (s->esc_params[0] == 0) {
928 s->esc_params[0] = 1;
929 }
930 set_cursor(s, s->x + s->esc_params[0], s->y);
931 break;
932 case 'D':
933
934 if (s->esc_params[0] == 0) {
935 s->esc_params[0] = 1;
936 }
937 set_cursor(s, s->x - s->esc_params[0], s->y);
938 break;
939 case 'G':
940
941 set_cursor(s, s->esc_params[0] - 1, s->y);
942 break;
943 case 'f':
944 case 'H':
945
946 set_cursor(s, s->esc_params[1] - 1, s->esc_params[0] - 1);
947 break;
948 case 'J':
949 switch (s->esc_params[0]) {
950 case 0:
951
952 for (y = s->y; y < s->height; y++) {
953 for (x = 0; x < s->width; x++) {
954 if (y == s->y && x < s->x) {
955 continue;
956 }
957 console_clear_xy(s, x, y);
958 }
959 }
960 break;
961 case 1:
962
963 for (y = 0; y <= s->y; y++) {
964 for (x = 0; x < s->width; x++) {
965 if (y == s->y && x > s->x) {
966 break;
967 }
968 console_clear_xy(s, x, y);
969 }
970 }
971 break;
972 case 2:
973
974 for (y = 0; y <= s->height; y++) {
975 for (x = 0; x < s->width; x++) {
976 console_clear_xy(s, x, y);
977 }
978 }
979 break;
980 }
981 break;
982 case 'K':
983 switch (s->esc_params[0]) {
984 case 0:
985
986 for(x = s->x; x < s->width; x++) {
987 console_clear_xy(s, x, s->y);
988 }
989 break;
990 case 1:
991
992 for (x = 0; x <= s->x; x++) {
993 console_clear_xy(s, x, s->y);
994 }
995 break;
996 case 2:
997
998 for(x = 0; x < s->width; x++) {
999 console_clear_xy(s, x, s->y);
1000 }
1001 break;
1002 }
1003 break;
1004 case 'm':
1005 console_handle_escape(s);
1006 break;
1007 case 'n':
1008 switch (s->esc_params[0]) {
1009 case 5:
1010
1011 console_respond_str(s, "\033[0n");
1012 break;
1013 case 6:
1014
1015 sprintf(response, "\033[%d;%dR",
1016 (s->y_base + s->y) % s->total_height + 1,
1017 s->x + 1);
1018 console_respond_str(s, response);
1019 break;
1020 }
1021 break;
1022 case 's':
1023
1024 s->x_saved = s->x;
1025 s->y_saved = s->y;
1026 break;
1027 case 'u':
1028
1029 s->x = s->x_saved;
1030 s->y = s->y_saved;
1031 break;
1032 default:
1033 trace_console_putchar_unhandled(ch);
1034 break;
1035 }
1036 break;
1037 }
1038 }
1039}
1040
1041void console_select(unsigned int index)
1042{
1043 DisplayChangeListener *dcl;
1044 QemuConsole *s;
1045
1046 trace_console_select(index);
1047 s = qemu_console_lookup_by_index(index);
1048 if (s) {
1049 DisplayState *ds = s->ds;
1050
1051 active_console = s;
1052 if (ds->have_gfx) {
1053 QLIST_FOREACH(dcl, &ds->listeners, next) {
1054 if (dcl->con != NULL) {
1055 continue;
1056 }
1057 if (dcl->ops->dpy_gfx_switch) {
1058 dcl->ops->dpy_gfx_switch(dcl, s->surface);
1059 }
1060 }
1061 if (s->surface) {
1062 dpy_gfx_update(s, 0, 0, surface_width(s->surface),
1063 surface_height(s->surface));
1064 }
1065 }
1066 if (ds->have_text) {
1067 dpy_text_resize(s, s->width, s->height);
1068 }
1069 text_console_update_cursor(NULL);
1070 }
1071}
1072
1073typedef struct VCChardev {
1074 Chardev parent;
1075 QemuConsole *console;
1076} VCChardev;
1077
1078#define TYPE_CHARDEV_VC "chardev-vc"
1079#define VC_CHARDEV(obj) OBJECT_CHECK(VCChardev, (obj), TYPE_CHARDEV_VC)
1080
1081static int vc_chr_write(Chardev *chr, const uint8_t *buf, int len)
1082{
1083 VCChardev *drv = VC_CHARDEV(chr);
1084 QemuConsole *s = drv->console;
1085 int i;
1086
1087 if (!s->ds) {
1088 return 0;
1089 }
1090
1091 s->update_x0 = s->width * FONT_WIDTH;
1092 s->update_y0 = s->height * FONT_HEIGHT;
1093 s->update_x1 = 0;
1094 s->update_y1 = 0;
1095 console_show_cursor(s, 0);
1096 for(i = 0; i < len; i++) {
1097 console_putchar(s, buf[i]);
1098 }
1099 console_show_cursor(s, 1);
1100 if (s->ds->have_gfx && s->update_x0 < s->update_x1) {
1101 dpy_gfx_update(s, s->update_x0, s->update_y0,
1102 s->update_x1 - s->update_x0,
1103 s->update_y1 - s->update_y0);
1104 }
1105 return len;
1106}
1107
1108static void kbd_send_chars(void *opaque)
1109{
1110 QemuConsole *s = opaque;
1111 int len;
1112 uint8_t buf[16];
1113
1114 len = qemu_chr_be_can_write(s->chr);
1115 if (len > s->out_fifo.count)
1116 len = s->out_fifo.count;
1117 if (len > 0) {
1118 if (len > sizeof(buf))
1119 len = sizeof(buf);
1120 qemu_fifo_read(&s->out_fifo, buf, len);
1121 qemu_chr_be_write(s->chr, buf, len);
1122 }
1123
1124
1125 if (s->out_fifo.count > 0) {
1126 timer_mod(s->kbd_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + 1);
1127 }
1128}
1129
1130
1131void kbd_put_keysym_console(QemuConsole *s, int keysym)
1132{
1133 uint8_t buf[16], *q;
1134 CharBackend *be;
1135 int c;
1136
1137 if (!s || (s->console_type == GRAPHIC_CONSOLE))
1138 return;
1139
1140 switch(keysym) {
1141 case QEMU_KEY_CTRL_UP:
1142 console_scroll(s, -1);
1143 break;
1144 case QEMU_KEY_CTRL_DOWN:
1145 console_scroll(s, 1);
1146 break;
1147 case QEMU_KEY_CTRL_PAGEUP:
1148 console_scroll(s, -10);
1149 break;
1150 case QEMU_KEY_CTRL_PAGEDOWN:
1151 console_scroll(s, 10);
1152 break;
1153 default:
1154
1155 q = buf;
1156 if (keysym >= 0xe100 && keysym <= 0xe11f) {
1157 *q++ = '\033';
1158 *q++ = '[';
1159 c = keysym - 0xe100;
1160 if (c >= 10)
1161 *q++ = '0' + (c / 10);
1162 *q++ = '0' + (c % 10);
1163 *q++ = '~';
1164 } else if (keysym >= 0xe120 && keysym <= 0xe17f) {
1165 *q++ = '\033';
1166 *q++ = '[';
1167 *q++ = keysym & 0xff;
1168 } else if (s->echo && (keysym == '\r' || keysym == '\n')) {
1169 vc_chr_write(s->chr, (const uint8_t *) "\r", 1);
1170 *q++ = '\n';
1171 } else {
1172 *q++ = keysym;
1173 }
1174 if (s->echo) {
1175 vc_chr_write(s->chr, buf, q - buf);
1176 }
1177 be = s->chr->be;
1178 if (be && be->chr_read) {
1179 qemu_fifo_write(&s->out_fifo, buf, q - buf);
1180 kbd_send_chars(s);
1181 }
1182 break;
1183 }
1184}
1185
1186static const int qcode_to_keysym[Q_KEY_CODE__MAX] = {
1187 [Q_KEY_CODE_UP] = QEMU_KEY_UP,
1188 [Q_KEY_CODE_DOWN] = QEMU_KEY_DOWN,
1189 [Q_KEY_CODE_RIGHT] = QEMU_KEY_RIGHT,
1190 [Q_KEY_CODE_LEFT] = QEMU_KEY_LEFT,
1191 [Q_KEY_CODE_HOME] = QEMU_KEY_HOME,
1192 [Q_KEY_CODE_END] = QEMU_KEY_END,
1193 [Q_KEY_CODE_PGUP] = QEMU_KEY_PAGEUP,
1194 [Q_KEY_CODE_PGDN] = QEMU_KEY_PAGEDOWN,
1195 [Q_KEY_CODE_DELETE] = QEMU_KEY_DELETE,
1196 [Q_KEY_CODE_BACKSPACE] = QEMU_KEY_BACKSPACE,
1197};
1198
1199static const int ctrl_qcode_to_keysym[Q_KEY_CODE__MAX] = {
1200 [Q_KEY_CODE_UP] = QEMU_KEY_CTRL_UP,
1201 [Q_KEY_CODE_DOWN] = QEMU_KEY_CTRL_DOWN,
1202 [Q_KEY_CODE_RIGHT] = QEMU_KEY_CTRL_RIGHT,
1203 [Q_KEY_CODE_LEFT] = QEMU_KEY_CTRL_LEFT,
1204 [Q_KEY_CODE_HOME] = QEMU_KEY_CTRL_HOME,
1205 [Q_KEY_CODE_END] = QEMU_KEY_CTRL_END,
1206 [Q_KEY_CODE_PGUP] = QEMU_KEY_CTRL_PAGEUP,
1207 [Q_KEY_CODE_PGDN] = QEMU_KEY_CTRL_PAGEDOWN,
1208};
1209
1210bool kbd_put_qcode_console(QemuConsole *s, int qcode, bool ctrl)
1211{
1212 int keysym;
1213
1214 keysym = ctrl ? ctrl_qcode_to_keysym[qcode] : qcode_to_keysym[qcode];
1215 if (keysym == 0) {
1216 return false;
1217 }
1218 kbd_put_keysym_console(s, keysym);
1219 return true;
1220}
1221
1222void kbd_put_string_console(QemuConsole *s, const char *str, int len)
1223{
1224 int i;
1225
1226 for (i = 0; i < len && str[i]; i++) {
1227 kbd_put_keysym_console(s, str[i]);
1228 }
1229}
1230
1231void kbd_put_keysym(int keysym)
1232{
1233 kbd_put_keysym_console(active_console, keysym);
1234}
1235
1236static void text_console_invalidate(void *opaque)
1237{
1238 QemuConsole *s = (QemuConsole *) opaque;
1239
1240 if (s->ds->have_text && s->console_type == TEXT_CONSOLE) {
1241 text_console_resize(s);
1242 }
1243 console_refresh(s);
1244}
1245
1246static void text_console_update(void *opaque, console_ch_t *chardata)
1247{
1248 QemuConsole *s = (QemuConsole *) opaque;
1249 int i, j, src;
1250
1251 if (s->text_x[0] <= s->text_x[1]) {
1252 src = (s->y_base + s->text_y[0]) * s->width;
1253 chardata += s->text_y[0] * s->width;
1254 for (i = s->text_y[0]; i <= s->text_y[1]; i ++)
1255 for (j = 0; j < s->width; j++, src++) {
1256 console_write_ch(chardata ++,
1257 ATTR2CHTYPE(s->cells[src].ch,
1258 s->cells[src].t_attrib.fgcol,
1259 s->cells[src].t_attrib.bgcol,
1260 s->cells[src].t_attrib.bold));
1261 }
1262 dpy_text_update(s, s->text_x[0], s->text_y[0],
1263 s->text_x[1] - s->text_x[0], i - s->text_y[0]);
1264 s->text_x[0] = s->width;
1265 s->text_y[0] = s->height;
1266 s->text_x[1] = 0;
1267 s->text_y[1] = 0;
1268 }
1269 if (s->cursor_invalidate) {
1270 dpy_text_cursor(s, s->x, s->y);
1271 s->cursor_invalidate = 0;
1272 }
1273}
1274
1275static QemuConsole *new_console(DisplayState *ds, console_type_t console_type,
1276 uint32_t head)
1277{
1278 Object *obj;
1279 QemuConsole *s;
1280 int i;
1281
1282 obj = object_new(TYPE_QEMU_CONSOLE);
1283 s = QEMU_CONSOLE(obj);
1284 s->head = head;
1285 object_property_add_link(obj, "device", TYPE_DEVICE,
1286 (Object **)&s->device,
1287 object_property_allow_set_link,
1288 OBJ_PROP_LINK_UNREF_ON_RELEASE,
1289 &error_abort);
1290 object_property_add_uint32_ptr(obj, "head",
1291 &s->head, &error_abort);
1292
1293 if (!active_console || ((active_console->console_type != GRAPHIC_CONSOLE) &&
1294 (console_type == GRAPHIC_CONSOLE))) {
1295 active_console = s;
1296 }
1297 s->ds = ds;
1298 s->console_type = console_type;
1299
1300 consoles = g_realloc(consoles, sizeof(*consoles) * (nb_consoles+1));
1301 if (console_type != GRAPHIC_CONSOLE || qdev_hotplug) {
1302 s->index = nb_consoles;
1303 consoles[nb_consoles++] = s;
1304 } else {
1305
1306
1307
1308
1309
1310
1311 for (i = nb_consoles; i > 0; i--) {
1312 if (consoles[i - 1]->console_type == GRAPHIC_CONSOLE)
1313 break;
1314 consoles[i] = consoles[i - 1];
1315 consoles[i]->index = i;
1316 }
1317 s->index = i;
1318 consoles[i] = s;
1319 nb_consoles++;
1320 }
1321 return s;
1322}
1323
1324static void qemu_alloc_display(DisplaySurface *surface, int width, int height)
1325{
1326 qemu_pixman_image_unref(surface->image);
1327 surface->image = NULL;
1328
1329 surface->format = PIXMAN_x8r8g8b8;
1330 surface->image = pixman_image_create_bits(surface->format,
1331 width, height,
1332 NULL, width * 4);
1333 assert(surface->image != NULL);
1334
1335 surface->flags = QEMU_ALLOCATED_FLAG;
1336}
1337
1338DisplaySurface *qemu_create_displaysurface(int width, int height)
1339{
1340 DisplaySurface *surface = g_new0(DisplaySurface, 1);
1341
1342 trace_displaysurface_create(surface, width, height);
1343 qemu_alloc_display(surface, width, height);
1344 return surface;
1345}
1346
1347DisplaySurface *qemu_create_displaysurface_from(int width, int height,
1348 pixman_format_code_t format,
1349 int linesize, uint8_t *data)
1350{
1351 DisplaySurface *surface = g_new0(DisplaySurface, 1);
1352
1353 trace_displaysurface_create_from(surface, width, height, format);
1354 surface->format = format;
1355 surface->image = pixman_image_create_bits(surface->format,
1356 width, height,
1357 (void *)data, linesize);
1358 assert(surface->image != NULL);
1359
1360 return surface;
1361}
1362
1363DisplaySurface *qemu_create_displaysurface_pixman(pixman_image_t *image)
1364{
1365 DisplaySurface *surface = g_new0(DisplaySurface, 1);
1366
1367 trace_displaysurface_create_pixman(surface);
1368 surface->format = pixman_image_get_format(image);
1369 surface->image = pixman_image_ref(image);
1370
1371 return surface;
1372}
1373
1374static void qemu_unmap_displaysurface_guestmem(pixman_image_t *image,
1375 void *unused)
1376{
1377 void *data = pixman_image_get_data(image);
1378 uint32_t size = pixman_image_get_stride(image) *
1379 pixman_image_get_height(image);
1380 cpu_physical_memory_unmap(data, size, 0, 0);
1381}
1382
1383DisplaySurface *qemu_create_displaysurface_guestmem(int width, int height,
1384 pixman_format_code_t format,
1385 int linesize, uint64_t addr)
1386{
1387 DisplaySurface *surface;
1388 hwaddr size;
1389 void *data;
1390
1391 if (linesize == 0) {
1392 linesize = width * PIXMAN_FORMAT_BPP(format) / 8;
1393 }
1394
1395 size = (hwaddr)linesize * height;
1396 data = cpu_physical_memory_map(addr, &size, 0);
1397 if (size != (hwaddr)linesize * height) {
1398 cpu_physical_memory_unmap(data, size, 0, 0);
1399 return NULL;
1400 }
1401
1402 surface = qemu_create_displaysurface_from
1403 (width, height, format, linesize, data);
1404 pixman_image_set_destroy_function
1405 (surface->image, qemu_unmap_displaysurface_guestmem, NULL);
1406
1407 return surface;
1408}
1409
1410DisplaySurface *qemu_create_message_surface(int w, int h,
1411 const char *msg)
1412{
1413 DisplaySurface *surface = qemu_create_displaysurface(w, h);
1414 pixman_color_t bg = color_table_rgb[0][QEMU_COLOR_BLACK];
1415 pixman_color_t fg = color_table_rgb[0][QEMU_COLOR_WHITE];
1416 pixman_image_t *glyph;
1417 int len, x, y, i;
1418
1419 len = strlen(msg);
1420 x = (w / FONT_WIDTH - len) / 2;
1421 y = (h / FONT_HEIGHT - 1) / 2;
1422 for (i = 0; i < len; i++) {
1423 glyph = qemu_pixman_glyph_from_vgafont(FONT_HEIGHT, vgafont16, msg[i]);
1424 qemu_pixman_glyph_render(glyph, surface->image, &fg, &bg,
1425 x+i, y, FONT_WIDTH, FONT_HEIGHT);
1426 qemu_pixman_image_unref(glyph);
1427 }
1428 return surface;
1429}
1430
1431void qemu_free_displaysurface(DisplaySurface *surface)
1432{
1433 if (surface == NULL) {
1434 return;
1435 }
1436 trace_displaysurface_free(surface);
1437 qemu_pixman_image_unref(surface->image);
1438 g_free(surface);
1439}
1440
1441bool console_has_gl(QemuConsole *con)
1442{
1443 return con->gl != NULL;
1444}
1445
1446bool console_has_gl_dmabuf(QemuConsole *con)
1447{
1448 return con->gl != NULL && con->gl->ops->dpy_gl_scanout_dmabuf != NULL;
1449}
1450
1451void register_displaychangelistener(DisplayChangeListener *dcl)
1452{
1453 static const char nodev[] =
1454 "This VM has no graphic display device.";
1455 static DisplaySurface *dummy;
1456 QemuConsole *con;
1457
1458 assert(!dcl->ds);
1459
1460 if (dcl->ops->dpy_gl_ctx_create) {
1461
1462 assert(dcl->con);
1463 if (dcl->con->gl) {
1464 fprintf(stderr, "can't register two opengl displays (%s, %s)\n",
1465 dcl->ops->dpy_name, dcl->con->gl->ops->dpy_name);
1466 exit(1);
1467 }
1468 dcl->con->gl = dcl;
1469 }
1470
1471 trace_displaychangelistener_register(dcl, dcl->ops->dpy_name);
1472 dcl->ds = get_alloc_displaystate();
1473 QLIST_INSERT_HEAD(&dcl->ds->listeners, dcl, next);
1474 gui_setup_refresh(dcl->ds);
1475 if (dcl->con) {
1476 dcl->con->dcls++;
1477 con = dcl->con;
1478 } else {
1479 con = active_console;
1480 }
1481 if (dcl->ops->dpy_gfx_switch) {
1482 if (con) {
1483 dcl->ops->dpy_gfx_switch(dcl, con->surface);
1484 } else {
1485 if (!dummy) {
1486 dummy = qemu_create_message_surface(640, 480, nodev);
1487 }
1488 dcl->ops->dpy_gfx_switch(dcl, dummy);
1489 }
1490 }
1491 text_console_update_cursor(NULL);
1492}
1493
1494void update_displaychangelistener(DisplayChangeListener *dcl,
1495 uint64_t interval)
1496{
1497 DisplayState *ds = dcl->ds;
1498
1499 dcl->update_interval = interval;
1500 if (!ds->refreshing && ds->update_interval > interval) {
1501 timer_mod(ds->gui_timer, ds->last_update + interval);
1502 }
1503}
1504
1505void unregister_displaychangelistener(DisplayChangeListener *dcl)
1506{
1507 DisplayState *ds = dcl->ds;
1508 trace_displaychangelistener_unregister(dcl, dcl->ops->dpy_name);
1509 if (dcl->con) {
1510 dcl->con->dcls--;
1511 }
1512 QLIST_REMOVE(dcl, next);
1513 dcl->ds = NULL;
1514 gui_setup_refresh(ds);
1515}
1516
1517static void dpy_set_ui_info_timer(void *opaque)
1518{
1519 QemuConsole *con = opaque;
1520
1521 con->hw_ops->ui_info(con->hw, con->head, &con->ui_info);
1522}
1523
1524bool dpy_ui_info_supported(QemuConsole *con)
1525{
1526 return con->hw_ops->ui_info != NULL;
1527}
1528
1529int dpy_set_ui_info(QemuConsole *con, QemuUIInfo *info)
1530{
1531 assert(con != NULL);
1532
1533 if (!dpy_ui_info_supported(con)) {
1534 return -1;
1535 }
1536 if (memcmp(&con->ui_info, info, sizeof(con->ui_info)) == 0) {
1537
1538 return 0;
1539 }
1540
1541
1542
1543
1544
1545
1546 con->ui_info = *info;
1547 timer_mod(con->ui_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + 1000);
1548 return 0;
1549}
1550
1551void dpy_gfx_update(QemuConsole *con, int x, int y, int w, int h)
1552{
1553 DisplayState *s = con->ds;
1554 DisplayChangeListener *dcl;
1555 int width = w;
1556 int height = h;
1557
1558 if (con->surface) {
1559 width = surface_width(con->surface);
1560 height = surface_height(con->surface);
1561 }
1562 x = MAX(x, 0);
1563 y = MAX(y, 0);
1564 x = MIN(x, width);
1565 y = MIN(y, height);
1566 w = MIN(w, width - x);
1567 h = MIN(h, height - y);
1568
1569 if (!qemu_console_is_visible(con)) {
1570 return;
1571 }
1572 QLIST_FOREACH(dcl, &s->listeners, next) {
1573 if (con != (dcl->con ? dcl->con : active_console)) {
1574 continue;
1575 }
1576 if (dcl->ops->dpy_gfx_update) {
1577 dcl->ops->dpy_gfx_update(dcl, x, y, w, h);
1578 }
1579 }
1580}
1581
1582void dpy_gfx_replace_surface(QemuConsole *con,
1583 DisplaySurface *surface)
1584{
1585 DisplayState *s = con->ds;
1586 DisplaySurface *old_surface = con->surface;
1587 DisplayChangeListener *dcl;
1588
1589 assert(old_surface != surface || surface == NULL);
1590
1591 con->surface = surface;
1592 QLIST_FOREACH(dcl, &s->listeners, next) {
1593 if (con != (dcl->con ? dcl->con : active_console)) {
1594 continue;
1595 }
1596 if (dcl->ops->dpy_gfx_switch) {
1597 dcl->ops->dpy_gfx_switch(dcl, surface);
1598 }
1599 }
1600 qemu_free_displaysurface(old_surface);
1601}
1602
1603bool dpy_gfx_check_format(QemuConsole *con,
1604 pixman_format_code_t format)
1605{
1606 DisplayChangeListener *dcl;
1607 DisplayState *s = con->ds;
1608
1609 QLIST_FOREACH(dcl, &s->listeners, next) {
1610 if (dcl->con && dcl->con != con) {
1611
1612 continue;
1613 }
1614 if (dcl->ops->dpy_gfx_check_format) {
1615 if (!dcl->ops->dpy_gfx_check_format(dcl, format)) {
1616 return false;
1617 }
1618 } else {
1619
1620 if (format != qemu_default_pixman_format(32, true)) {
1621 return false;
1622 }
1623 }
1624 }
1625 return true;
1626}
1627
1628static void dpy_refresh(DisplayState *s)
1629{
1630 DisplayChangeListener *dcl;
1631
1632 QLIST_FOREACH(dcl, &s->listeners, next) {
1633 if (dcl->ops->dpy_refresh) {
1634 dcl->ops->dpy_refresh(dcl);
1635 }
1636 }
1637}
1638
1639void dpy_text_cursor(QemuConsole *con, int x, int y)
1640{
1641 DisplayState *s = con->ds;
1642 DisplayChangeListener *dcl;
1643
1644 if (!qemu_console_is_visible(con)) {
1645 return;
1646 }
1647 QLIST_FOREACH(dcl, &s->listeners, next) {
1648 if (con != (dcl->con ? dcl->con : active_console)) {
1649 continue;
1650 }
1651 if (dcl->ops->dpy_text_cursor) {
1652 dcl->ops->dpy_text_cursor(dcl, x, y);
1653 }
1654 }
1655}
1656
1657void dpy_text_update(QemuConsole *con, int x, int y, int w, int h)
1658{
1659 DisplayState *s = con->ds;
1660 DisplayChangeListener *dcl;
1661
1662 if (!qemu_console_is_visible(con)) {
1663 return;
1664 }
1665 QLIST_FOREACH(dcl, &s->listeners, next) {
1666 if (con != (dcl->con ? dcl->con : active_console)) {
1667 continue;
1668 }
1669 if (dcl->ops->dpy_text_update) {
1670 dcl->ops->dpy_text_update(dcl, x, y, w, h);
1671 }
1672 }
1673}
1674
1675void dpy_text_resize(QemuConsole *con, int w, int h)
1676{
1677 DisplayState *s = con->ds;
1678 DisplayChangeListener *dcl;
1679
1680 if (!qemu_console_is_visible(con)) {
1681 return;
1682 }
1683 QLIST_FOREACH(dcl, &s->listeners, next) {
1684 if (con != (dcl->con ? dcl->con : active_console)) {
1685 continue;
1686 }
1687 if (dcl->ops->dpy_text_resize) {
1688 dcl->ops->dpy_text_resize(dcl, w, h);
1689 }
1690 }
1691}
1692
1693void dpy_mouse_set(QemuConsole *con, int x, int y, int on)
1694{
1695 DisplayState *s = con->ds;
1696 DisplayChangeListener *dcl;
1697
1698 if (!qemu_console_is_visible(con)) {
1699 return;
1700 }
1701 QLIST_FOREACH(dcl, &s->listeners, next) {
1702 if (con != (dcl->con ? dcl->con : active_console)) {
1703 continue;
1704 }
1705 if (dcl->ops->dpy_mouse_set) {
1706 dcl->ops->dpy_mouse_set(dcl, x, y, on);
1707 }
1708 }
1709}
1710
1711void dpy_cursor_define(QemuConsole *con, QEMUCursor *cursor)
1712{
1713 DisplayState *s = con->ds;
1714 DisplayChangeListener *dcl;
1715
1716 if (!qemu_console_is_visible(con)) {
1717 return;
1718 }
1719 QLIST_FOREACH(dcl, &s->listeners, next) {
1720 if (con != (dcl->con ? dcl->con : active_console)) {
1721 continue;
1722 }
1723 if (dcl->ops->dpy_cursor_define) {
1724 dcl->ops->dpy_cursor_define(dcl, cursor);
1725 }
1726 }
1727}
1728
1729bool dpy_cursor_define_supported(QemuConsole *con)
1730{
1731 DisplayState *s = con->ds;
1732 DisplayChangeListener *dcl;
1733
1734 QLIST_FOREACH(dcl, &s->listeners, next) {
1735 if (dcl->ops->dpy_cursor_define) {
1736 return true;
1737 }
1738 }
1739 return false;
1740}
1741
1742QEMUGLContext dpy_gl_ctx_create(QemuConsole *con,
1743 struct QEMUGLParams *qparams)
1744{
1745 assert(con->gl);
1746 return con->gl->ops->dpy_gl_ctx_create(con->gl, qparams);
1747}
1748
1749void dpy_gl_ctx_destroy(QemuConsole *con, QEMUGLContext ctx)
1750{
1751 assert(con->gl);
1752 con->gl->ops->dpy_gl_ctx_destroy(con->gl, ctx);
1753}
1754
1755int dpy_gl_ctx_make_current(QemuConsole *con, QEMUGLContext ctx)
1756{
1757 assert(con->gl);
1758 return con->gl->ops->dpy_gl_ctx_make_current(con->gl, ctx);
1759}
1760
1761QEMUGLContext dpy_gl_ctx_get_current(QemuConsole *con)
1762{
1763 assert(con->gl);
1764 return con->gl->ops->dpy_gl_ctx_get_current(con->gl);
1765}
1766
1767void dpy_gl_scanout_disable(QemuConsole *con)
1768{
1769 assert(con->gl);
1770 if (con->gl->ops->dpy_gl_scanout_disable) {
1771 con->gl->ops->dpy_gl_scanout_disable(con->gl);
1772 } else {
1773 con->gl->ops->dpy_gl_scanout_texture(con->gl, 0, false, 0, 0,
1774 0, 0, 0, 0);
1775 }
1776}
1777
1778void dpy_gl_scanout_texture(QemuConsole *con,
1779 uint32_t backing_id,
1780 bool backing_y_0_top,
1781 uint32_t backing_width,
1782 uint32_t backing_height,
1783 uint32_t x, uint32_t y,
1784 uint32_t width, uint32_t height)
1785{
1786 assert(con->gl);
1787 con->gl->ops->dpy_gl_scanout_texture(con->gl, backing_id,
1788 backing_y_0_top,
1789 backing_width, backing_height,
1790 x, y, width, height);
1791}
1792
1793void dpy_gl_scanout_dmabuf(QemuConsole *con,
1794 QemuDmaBuf *dmabuf)
1795{
1796 assert(con->gl);
1797 con->gl->ops->dpy_gl_scanout_dmabuf(con->gl, dmabuf);
1798}
1799
1800void dpy_gl_cursor_dmabuf(QemuConsole *con, QemuDmaBuf *dmabuf,
1801 bool have_hot, uint32_t hot_x, uint32_t hot_y)
1802{
1803 assert(con->gl);
1804
1805 if (con->gl->ops->dpy_gl_cursor_dmabuf) {
1806 con->gl->ops->dpy_gl_cursor_dmabuf(con->gl, dmabuf,
1807 have_hot, hot_x, hot_y);
1808 }
1809}
1810
1811void dpy_gl_cursor_position(QemuConsole *con,
1812 uint32_t pos_x, uint32_t pos_y)
1813{
1814 assert(con->gl);
1815
1816 if (con->gl->ops->dpy_gl_cursor_position) {
1817 con->gl->ops->dpy_gl_cursor_position(con->gl, pos_x, pos_y);
1818 }
1819}
1820
1821void dpy_gl_release_dmabuf(QemuConsole *con,
1822 QemuDmaBuf *dmabuf)
1823{
1824 assert(con->gl);
1825
1826 if (con->gl->ops->dpy_gl_release_dmabuf) {
1827 con->gl->ops->dpy_gl_release_dmabuf(con->gl, dmabuf);
1828 }
1829}
1830
1831void dpy_gl_update(QemuConsole *con,
1832 uint32_t x, uint32_t y, uint32_t w, uint32_t h)
1833{
1834 assert(con->gl);
1835 con->gl->ops->dpy_gl_update(con->gl, x, y, w, h);
1836}
1837
1838
1839
1840
1841
1842static DisplayState *get_alloc_displaystate(void)
1843{
1844 if (!display_state) {
1845 display_state = g_new0(DisplayState, 1);
1846 cursor_timer = timer_new_ms(QEMU_CLOCK_REALTIME,
1847 text_console_update_cursor, NULL);
1848 }
1849 return display_state;
1850}
1851
1852
1853
1854
1855
1856DisplayState *init_displaystate(void)
1857{
1858 gchar *name;
1859 int i;
1860
1861 get_alloc_displaystate();
1862 for (i = 0; i < nb_consoles; i++) {
1863 if (consoles[i]->console_type != GRAPHIC_CONSOLE &&
1864 consoles[i]->ds == NULL) {
1865 text_console_do_init(consoles[i]->chr, display_state);
1866 }
1867
1868
1869
1870
1871 name = g_strdup_printf("console[%d]", i);
1872 object_property_add_child(container_get(object_get_root(), "/backend"),
1873 name, OBJECT(consoles[i]), &error_abort);
1874 g_free(name);
1875 }
1876
1877 return display_state;
1878}
1879
1880void graphic_console_set_hwops(QemuConsole *con,
1881 const GraphicHwOps *hw_ops,
1882 void *opaque)
1883{
1884 con->hw_ops = hw_ops;
1885 con->hw = opaque;
1886}
1887
1888QemuConsole *graphic_console_init(DeviceState *dev, uint32_t head,
1889 const GraphicHwOps *hw_ops,
1890 void *opaque)
1891{
1892 static const char noinit[] =
1893 "Guest has not initialized the display (yet).";
1894 int width = 640;
1895 int height = 480;
1896 QemuConsole *s;
1897 DisplayState *ds;
1898 DisplaySurface *surface;
1899
1900 ds = get_alloc_displaystate();
1901 s = qemu_console_lookup_unused();
1902 if (s) {
1903 trace_console_gfx_reuse(s->index);
1904 if (s->surface) {
1905 width = surface_width(s->surface);
1906 height = surface_height(s->surface);
1907 }
1908 } else {
1909 trace_console_gfx_new();
1910 s = new_console(ds, GRAPHIC_CONSOLE, head);
1911 s->ui_timer = timer_new_ms(QEMU_CLOCK_REALTIME,
1912 dpy_set_ui_info_timer, s);
1913 }
1914 graphic_console_set_hwops(s, hw_ops, opaque);
1915 if (dev) {
1916 object_property_set_link(OBJECT(s), OBJECT(dev), "device",
1917 &error_abort);
1918 }
1919
1920 surface = qemu_create_message_surface(width, height, noinit);
1921 dpy_gfx_replace_surface(s, surface);
1922 return s;
1923}
1924
1925static const GraphicHwOps unused_ops = {
1926
1927};
1928
1929void graphic_console_close(QemuConsole *con)
1930{
1931 static const char unplugged[] =
1932 "Guest display has been unplugged";
1933 DisplaySurface *surface;
1934 int width = 640;
1935 int height = 480;
1936
1937 if (con->surface) {
1938 width = surface_width(con->surface);
1939 height = surface_height(con->surface);
1940 }
1941
1942 trace_console_gfx_close(con->index);
1943 object_property_set_link(OBJECT(con), NULL, "device", &error_abort);
1944 graphic_console_set_hwops(con, &unused_ops, NULL);
1945
1946 if (con->gl) {
1947 dpy_gl_scanout_disable(con);
1948 }
1949 surface = qemu_create_message_surface(width, height, unplugged);
1950 dpy_gfx_replace_surface(con, surface);
1951}
1952
1953QemuConsole *qemu_console_lookup_by_index(unsigned int index)
1954{
1955 if (index >= nb_consoles) {
1956 return NULL;
1957 }
1958 return consoles[index];
1959}
1960
1961QemuConsole *qemu_console_lookup_by_device(DeviceState *dev, uint32_t head)
1962{
1963 Object *obj;
1964 uint32_t h;
1965 int i;
1966
1967 for (i = 0; i < nb_consoles; i++) {
1968 if (!consoles[i]) {
1969 continue;
1970 }
1971 obj = object_property_get_link(OBJECT(consoles[i]),
1972 "device", &error_abort);
1973 if (DEVICE(obj) != dev) {
1974 continue;
1975 }
1976 h = object_property_get_uint(OBJECT(consoles[i]),
1977 "head", &error_abort);
1978 if (h != head) {
1979 continue;
1980 }
1981 return consoles[i];
1982 }
1983 return NULL;
1984}
1985
1986QemuConsole *qemu_console_lookup_by_device_name(const char *device_id,
1987 uint32_t head, Error **errp)
1988{
1989 DeviceState *dev;
1990 QemuConsole *con;
1991
1992 dev = qdev_find_recursive(sysbus_get_default(), device_id);
1993 if (dev == NULL) {
1994 error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND,
1995 "Device '%s' not found", device_id);
1996 return NULL;
1997 }
1998
1999 con = qemu_console_lookup_by_device(dev, head);
2000 if (con == NULL) {
2001 error_setg(errp, "Device %s (head %d) is not bound to a QemuConsole",
2002 device_id, head);
2003 return NULL;
2004 }
2005
2006 return con;
2007}
2008
2009QemuConsole *qemu_console_lookup_unused(void)
2010{
2011 Object *obj;
2012 int i;
2013
2014 for (i = 0; i < nb_consoles; i++) {
2015 if (!consoles[i]) {
2016 continue;
2017 }
2018 if (consoles[i]->hw_ops != &unused_ops) {
2019 continue;
2020 }
2021 obj = object_property_get_link(OBJECT(consoles[i]),
2022 "device", &error_abort);
2023 if (obj != NULL) {
2024 continue;
2025 }
2026 return consoles[i];
2027 }
2028 return NULL;
2029}
2030
2031bool qemu_console_is_visible(QemuConsole *con)
2032{
2033 return (con == active_console) || (con->dcls > 0);
2034}
2035
2036bool qemu_console_is_graphic(QemuConsole *con)
2037{
2038 if (con == NULL) {
2039 con = active_console;
2040 }
2041 return con && (con->console_type == GRAPHIC_CONSOLE);
2042}
2043
2044bool qemu_console_is_fixedsize(QemuConsole *con)
2045{
2046 if (con == NULL) {
2047 con = active_console;
2048 }
2049 return con && (con->console_type != TEXT_CONSOLE);
2050}
2051
2052bool qemu_console_is_gl_blocked(QemuConsole *con)
2053{
2054 assert(con != NULL);
2055 return con->gl_block;
2056}
2057
2058char *qemu_console_get_label(QemuConsole *con)
2059{
2060 if (con->console_type == GRAPHIC_CONSOLE) {
2061 if (con->device) {
2062 return g_strdup(object_get_typename(con->device));
2063 }
2064 return g_strdup("VGA");
2065 } else {
2066 if (con->chr && con->chr->label) {
2067 return g_strdup(con->chr->label);
2068 }
2069 return g_strdup_printf("vc%d", con->index);
2070 }
2071}
2072
2073int qemu_console_get_index(QemuConsole *con)
2074{
2075 if (con == NULL) {
2076 con = active_console;
2077 }
2078 return con ? con->index : -1;
2079}
2080
2081uint32_t qemu_console_get_head(QemuConsole *con)
2082{
2083 if (con == NULL) {
2084 con = active_console;
2085 }
2086 return con ? con->head : -1;
2087}
2088
2089QemuUIInfo *qemu_console_get_ui_info(QemuConsole *con)
2090{
2091 assert(con != NULL);
2092 return &con->ui_info;
2093}
2094
2095int qemu_console_get_width(QemuConsole *con, int fallback)
2096{
2097 if (con == NULL) {
2098 con = active_console;
2099 }
2100 return con ? surface_width(con->surface) : fallback;
2101}
2102
2103int qemu_console_get_height(QemuConsole *con, int fallback)
2104{
2105 if (con == NULL) {
2106 con = active_console;
2107 }
2108 return con ? surface_height(con->surface) : fallback;
2109}
2110
2111static void vc_chr_set_echo(Chardev *chr, bool echo)
2112{
2113 VCChardev *drv = VC_CHARDEV(chr);
2114 QemuConsole *s = drv->console;
2115
2116 s->echo = echo;
2117}
2118
2119static void text_console_update_cursor_timer(void)
2120{
2121 timer_mod(cursor_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME)
2122 + CONSOLE_CURSOR_PERIOD / 2);
2123}
2124
2125static void text_console_update_cursor(void *opaque)
2126{
2127 QemuConsole *s;
2128 int i, count = 0;
2129
2130 cursor_visible_phase = !cursor_visible_phase;
2131
2132 for (i = 0; i < nb_consoles; i++) {
2133 s = consoles[i];
2134 if (qemu_console_is_graphic(s) ||
2135 !qemu_console_is_visible(s)) {
2136 continue;
2137 }
2138 count++;
2139 graphic_hw_invalidate(s);
2140 }
2141
2142 if (count) {
2143 text_console_update_cursor_timer();
2144 }
2145}
2146
2147static const GraphicHwOps text_console_ops = {
2148 .invalidate = text_console_invalidate,
2149 .text_update = text_console_update,
2150};
2151
2152static void text_console_do_init(Chardev *chr, DisplayState *ds)
2153{
2154 VCChardev *drv = VC_CHARDEV(chr);
2155 QemuConsole *s = drv->console;
2156 int g_width = 80 * FONT_WIDTH;
2157 int g_height = 24 * FONT_HEIGHT;
2158
2159 s->out_fifo.buf = s->out_fifo_buf;
2160 s->out_fifo.buf_size = sizeof(s->out_fifo_buf);
2161 s->kbd_timer = timer_new_ms(QEMU_CLOCK_REALTIME, kbd_send_chars, s);
2162 s->ds = ds;
2163
2164 s->y_displayed = 0;
2165 s->y_base = 0;
2166 s->total_height = DEFAULT_BACKSCROLL;
2167 s->x = 0;
2168 s->y = 0;
2169 if (!s->surface) {
2170 if (active_console && active_console->surface) {
2171 g_width = surface_width(active_console->surface);
2172 g_height = surface_height(active_console->surface);
2173 }
2174 s->surface = qemu_create_displaysurface(g_width, g_height);
2175 }
2176
2177 s->hw_ops = &text_console_ops;
2178 s->hw = s;
2179
2180
2181 s->t_attrib_default.bold = 0;
2182 s->t_attrib_default.uline = 0;
2183 s->t_attrib_default.blink = 0;
2184 s->t_attrib_default.invers = 0;
2185 s->t_attrib_default.unvisible = 0;
2186 s->t_attrib_default.fgcol = QEMU_COLOR_WHITE;
2187 s->t_attrib_default.bgcol = QEMU_COLOR_BLACK;
2188
2189 s->t_attrib = s->t_attrib_default;
2190 text_console_resize(s);
2191
2192 if (chr->label) {
2193 char msg[128];
2194 int len;
2195
2196 s->t_attrib.bgcol = QEMU_COLOR_BLUE;
2197 len = snprintf(msg, sizeof(msg), "%s console\r\n", chr->label);
2198 vc_chr_write(chr, (uint8_t *)msg, len);
2199 s->t_attrib = s->t_attrib_default;
2200 }
2201
2202 qemu_chr_be_event(chr, CHR_EVENT_OPENED);
2203}
2204
2205static void vc_chr_open(Chardev *chr,
2206 ChardevBackend *backend,
2207 bool *be_opened,
2208 Error **errp)
2209{
2210 ChardevVC *vc = backend->u.vc.data;
2211 VCChardev *drv = VC_CHARDEV(chr);
2212 QemuConsole *s;
2213 unsigned width = 0;
2214 unsigned height = 0;
2215
2216 if (vc->has_width) {
2217 width = vc->width;
2218 } else if (vc->has_cols) {
2219 width = vc->cols * FONT_WIDTH;
2220 }
2221
2222 if (vc->has_height) {
2223 height = vc->height;
2224 } else if (vc->has_rows) {
2225 height = vc->rows * FONT_HEIGHT;
2226 }
2227
2228 trace_console_txt_new(width, height);
2229 if (width == 0 || height == 0) {
2230 s = new_console(NULL, TEXT_CONSOLE, 0);
2231 } else {
2232 s = new_console(NULL, TEXT_CONSOLE_FIXED_SIZE, 0);
2233 s->surface = qemu_create_displaysurface(width, height);
2234 }
2235
2236 if (!s) {
2237 error_setg(errp, "cannot create text console");
2238 return;
2239 }
2240
2241 s->chr = chr;
2242 drv->console = s;
2243
2244 if (display_state) {
2245 text_console_do_init(chr, display_state);
2246 }
2247
2248
2249
2250
2251 *be_opened = false;
2252}
2253
2254void qemu_console_resize(QemuConsole *s, int width, int height)
2255{
2256 DisplaySurface *surface;
2257
2258 assert(s->console_type == GRAPHIC_CONSOLE);
2259
2260 if (s->surface && (s->surface->flags & QEMU_ALLOCATED_FLAG) &&
2261 pixman_image_get_width(s->surface->image) == width &&
2262 pixman_image_get_height(s->surface->image) == height) {
2263 return;
2264 }
2265
2266 surface = qemu_create_displaysurface(width, height);
2267 dpy_gfx_replace_surface(s, surface);
2268}
2269
2270DisplaySurface *qemu_console_surface(QemuConsole *console)
2271{
2272 return console->surface;
2273}
2274
2275PixelFormat qemu_default_pixelformat(int bpp)
2276{
2277 pixman_format_code_t fmt = qemu_default_pixman_format(bpp, true);
2278 PixelFormat pf = qemu_pixelformat_from_pixman(fmt);
2279 return pf;
2280}
2281
2282static QemuDisplay *dpys[DISPLAY_TYPE__MAX];
2283
2284void qemu_display_register(QemuDisplay *ui)
2285{
2286 assert(ui->type < DISPLAY_TYPE__MAX);
2287 dpys[ui->type] = ui;
2288}
2289
2290bool qemu_display_find_default(DisplayOptions *opts)
2291{
2292 static DisplayType prio[] = {
2293 DISPLAY_TYPE_GTK,
2294 DISPLAY_TYPE_SDL,
2295 DISPLAY_TYPE_COCOA
2296 };
2297 int i;
2298
2299 for (i = 0; i < ARRAY_SIZE(prio); i++) {
2300 if (dpys[prio[i]] == NULL) {
2301 ui_module_load_one(DisplayType_lookup.array[prio[i]]);
2302 }
2303 if (dpys[prio[i]] == NULL) {
2304 continue;
2305 }
2306 opts->type = prio[i];
2307 return true;
2308 }
2309 return false;
2310}
2311
2312void qemu_display_early_init(DisplayOptions *opts)
2313{
2314 assert(opts->type < DISPLAY_TYPE__MAX);
2315 if (opts->type == DISPLAY_TYPE_NONE) {
2316 return;
2317 }
2318 if (dpys[opts->type] == NULL) {
2319 ui_module_load_one(DisplayType_lookup.array[opts->type]);
2320 }
2321 if (dpys[opts->type] == NULL) {
2322 error_report("Display '%s' is not available.",
2323 DisplayType_lookup.array[opts->type]);
2324 exit(1);
2325 }
2326 if (dpys[opts->type]->early_init) {
2327 dpys[opts->type]->early_init(opts);
2328 }
2329}
2330
2331void qemu_display_init(DisplayState *ds, DisplayOptions *opts)
2332{
2333 assert(opts->type < DISPLAY_TYPE__MAX);
2334 if (opts->type == DISPLAY_TYPE_NONE) {
2335 return;
2336 }
2337 assert(dpys[opts->type] != NULL);
2338 dpys[opts->type]->init(ds, opts);
2339}
2340
2341void qemu_chr_parse_vc(QemuOpts *opts, ChardevBackend *backend, Error **errp)
2342{
2343 int val;
2344 ChardevVC *vc;
2345
2346 backend->type = CHARDEV_BACKEND_KIND_VC;
2347 vc = backend->u.vc.data = g_new0(ChardevVC, 1);
2348 qemu_chr_parse_common(opts, qapi_ChardevVC_base(vc));
2349
2350 val = qemu_opt_get_number(opts, "width", 0);
2351 if (val != 0) {
2352 vc->has_width = true;
2353 vc->width = val;
2354 }
2355
2356 val = qemu_opt_get_number(opts, "height", 0);
2357 if (val != 0) {
2358 vc->has_height = true;
2359 vc->height = val;
2360 }
2361
2362 val = qemu_opt_get_number(opts, "cols", 0);
2363 if (val != 0) {
2364 vc->has_cols = true;
2365 vc->cols = val;
2366 }
2367
2368 val = qemu_opt_get_number(opts, "rows", 0);
2369 if (val != 0) {
2370 vc->has_rows = true;
2371 vc->rows = val;
2372 }
2373}
2374
2375static const TypeInfo qemu_console_info = {
2376 .name = TYPE_QEMU_CONSOLE,
2377 .parent = TYPE_OBJECT,
2378 .instance_size = sizeof(QemuConsole),
2379 .class_size = sizeof(QemuConsoleClass),
2380};
2381
2382static void char_vc_class_init(ObjectClass *oc, void *data)
2383{
2384 ChardevClass *cc = CHARDEV_CLASS(oc);
2385
2386 cc->parse = qemu_chr_parse_vc;
2387 cc->open = vc_chr_open;
2388 cc->chr_write = vc_chr_write;
2389 cc->chr_set_echo = vc_chr_set_echo;
2390}
2391
2392static const TypeInfo char_vc_type_info = {
2393 .name = TYPE_CHARDEV_VC,
2394 .parent = TYPE_CHARDEV,
2395 .instance_size = sizeof(VCChardev),
2396 .class_init = char_vc_class_init,
2397};
2398
2399void qemu_console_early_init(void)
2400{
2401
2402 if (!object_class_by_name(TYPE_CHARDEV_VC)) {
2403 type_register(&char_vc_type_info);
2404 }
2405}
2406
2407static void register_types(void)
2408{
2409 type_register_static(&qemu_console_info);
2410}
2411
2412type_init(register_types);
2413