2 * QEMU graphical console
4 * Copyright (c) 2004 Fabrice Bellard
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
24 #include "qemu-common.h"
25 #include "ui/console.h"
26 #include "hw/qdev-core.h"
27 #include "qemu/timer.h"
28 #include "qmp-commands.h"
29 #include "sysemu/char.h"
32 #define DEFAULT_BACKSCROLL 512
33 #define MAX_CONSOLES 12
34 #define CONSOLE_CURSOR_PERIOD 500
36 typedef struct TextAttributes {
46 typedef struct TextCell {
48 TextAttributes t_attrib;
51 #define MAX_ESC_PARAMS 3
59 typedef struct QEMUFIFO {
62 int count, wptr, rptr;
65 static int qemu_fifo_write(QEMUFIFO *f, const uint8_t *buf, int len1)
69 l = f->buf_size - f->count;
74 l = f->buf_size - f->wptr;
77 memcpy(f->buf + f->wptr, buf, l);
79 if (f->wptr >= f->buf_size)
88 static int qemu_fifo_read(QEMUFIFO *f, uint8_t *buf, int len1)
96 l = f->buf_size - f->rptr;
99 memcpy(buf, f->buf + f->rptr, l);
101 if (f->rptr >= f->buf_size)
113 TEXT_CONSOLE_FIXED_SIZE
120 console_type_t console_type;
122 DisplaySurface *surface;
125 /* Graphic console state. */
129 const GraphicHwOps *hw_ops;
132 /* Text console state */
136 int backscroll_height;
138 int x_saved, y_saved;
141 TextAttributes t_attrib_default; /* default text attributes */
142 TextAttributes t_attrib; /* currently active text attributes */
144 int text_x[2], text_y[2], cursor_invalidate;
153 int esc_params[MAX_ESC_PARAMS];
156 CharDriverState *chr;
157 /* fifo for key pressed */
159 uint8_t out_fifo_buf[16];
160 QEMUTimer *kbd_timer;
163 struct DisplayState {
164 QEMUTimer *gui_timer;
165 uint64_t last_update;
166 uint64_t update_interval;
171 QLIST_HEAD(, DisplayChangeListener) listeners;
174 static DisplayState *display_state;
175 static QemuConsole *active_console;
176 static QemuConsole *consoles[MAX_CONSOLES];
177 static int nb_consoles = 0;
178 static bool cursor_visible_phase;
179 static QEMUTimer *cursor_timer;
181 static void text_console_do_init(CharDriverState *chr, DisplayState *ds);
182 static void dpy_refresh(DisplayState *s);
183 static DisplayState *get_alloc_displaystate(void);
184 static void text_console_update_cursor_timer(void);
185 static void text_console_update_cursor(void *opaque);
187 static void gui_update(void *opaque)
189 uint64_t interval = GUI_REFRESH_INTERVAL_IDLE;
190 uint64_t dcl_interval;
191 DisplayState *ds = opaque;
192 DisplayChangeListener *dcl;
195 ds->refreshing = true;
197 ds->refreshing = false;
199 QLIST_FOREACH(dcl, &ds->listeners, next) {
200 dcl_interval = dcl->update_interval ?
201 dcl->update_interval : GUI_REFRESH_INTERVAL_DEFAULT;
202 if (interval > dcl_interval) {
203 interval = dcl_interval;
206 if (ds->update_interval != interval) {
207 ds->update_interval = interval;
208 for (i = 0; i < nb_consoles; i++) {
209 if (consoles[i]->hw_ops->update_interval) {
210 consoles[i]->hw_ops->update_interval(consoles[i]->hw, interval);
213 trace_console_refresh(interval);
215 ds->last_update = qemu_clock_get_ms(QEMU_CLOCK_REALTIME);
216 timer_mod(ds->gui_timer, ds->last_update + interval);
219 static void gui_setup_refresh(DisplayState *ds)
221 DisplayChangeListener *dcl;
222 bool need_timer = false;
223 bool have_gfx = false;
224 bool have_text = false;
226 QLIST_FOREACH(dcl, &ds->listeners, next) {
227 if (dcl->ops->dpy_refresh != NULL) {
230 if (dcl->ops->dpy_gfx_update != NULL) {
233 if (dcl->ops->dpy_text_update != NULL) {
238 if (need_timer && ds->gui_timer == NULL) {
239 ds->gui_timer = timer_new_ms(QEMU_CLOCK_REALTIME, gui_update, ds);
240 timer_mod(ds->gui_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME));
242 if (!need_timer && ds->gui_timer != NULL) {
243 timer_del(ds->gui_timer);
244 timer_free(ds->gui_timer);
245 ds->gui_timer = NULL;
248 ds->have_gfx = have_gfx;
249 ds->have_text = have_text;
252 void graphic_hw_update(QemuConsole *con)
255 con = active_console;
257 if (con && con->hw_ops->gfx_update) {
258 con->hw_ops->gfx_update(con->hw);
262 void graphic_hw_invalidate(QemuConsole *con)
265 con = active_console;
267 if (con && con->hw_ops->invalidate) {
268 con->hw_ops->invalidate(con->hw);
272 static void ppm_save(const char *filename, struct DisplaySurface *ds,
275 int width = pixman_image_get_width(ds->image);
276 int height = pixman_image_get_height(ds->image);
281 pixman_image_t *linebuf;
283 trace_ppm_save(filename, ds);
284 fd = qemu_open(filename, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY, 0666);
286 error_setg(errp, "failed to open file '%s': %s", filename,
290 f = fdopen(fd, "wb");
291 ret = fprintf(f, "P6\n%d %d\n%d\n", width, height, 255);
296 linebuf = qemu_pixman_linebuf_create(PIXMAN_BE_r8g8b8, width);
297 for (y = 0; y < height; y++) {
298 qemu_pixman_linebuf_fill(linebuf, ds->image, width, 0, y);
300 ret = fwrite(pixman_image_get_data(linebuf), 1,
301 pixman_image_get_stride(linebuf), f);
309 qemu_pixman_image_unref(linebuf);
314 error_setg(errp, "failed to write to file '%s': %s", filename,
320 void qmp_screendump(const char *filename, Error **errp)
322 QemuConsole *con = qemu_console_lookup_by_index(0);
323 DisplaySurface *surface;
326 error_setg(errp, "There is no QemuConsole I can screendump from.");
330 graphic_hw_update(con);
331 surface = qemu_console_surface(con);
332 ppm_save(filename, surface, errp);
335 void graphic_hw_text_update(QemuConsole *con, console_ch_t *chardata)
338 con = active_console;
340 if (con && con->hw_ops->text_update) {
341 con->hw_ops->text_update(con->hw, chardata);
345 static void vga_fill_rect(QemuConsole *con,
346 int posx, int posy, int width, int height,
347 pixman_color_t color)
349 DisplaySurface *surface = qemu_console_surface(con);
350 pixman_rectangle16_t rect = {
351 .x = posx, .y = posy, .width = width, .height = height
354 pixman_image_fill_rectangles(PIXMAN_OP_SRC, surface->image,
358 /* copy from (xs, ys) to (xd, yd) a rectangle of size (w, h) */
359 static void vga_bitblt(QemuConsole *con,
360 int xs, int ys, int xd, int yd, int w, int h)
362 DisplaySurface *surface = qemu_console_surface(con);
364 pixman_image_composite(PIXMAN_OP_SRC,
365 surface->image, NULL, surface->image,
366 xs, ys, 0, 0, xd, yd, w, h);
369 /***********************************************************/
370 /* basic char display */
372 #define FONT_HEIGHT 16
377 #ifndef CONFIG_CURSES
390 #define QEMU_RGB(r, g, b) \
391 { .red = r << 8, .green = g << 8, .blue = b << 8, .alpha = 0xffff }
393 static const pixman_color_t color_table_rgb[2][8] = {
395 QEMU_RGB(0x00, 0x00, 0x00), /* black */
396 QEMU_RGB(0xaa, 0x00, 0x00), /* red */
397 QEMU_RGB(0x00, 0xaa, 0x00), /* green */
398 QEMU_RGB(0xaa, 0xaa, 0x00), /* yellow */
399 QEMU_RGB(0x00, 0x00, 0xaa), /* blue */
400 QEMU_RGB(0xaa, 0x00, 0xaa), /* magenta */
401 QEMU_RGB(0x00, 0xaa, 0xaa), /* cyan */
402 QEMU_RGB(0xaa, 0xaa, 0xaa), /* white */
405 QEMU_RGB(0x00, 0x00, 0x00), /* black */
406 QEMU_RGB(0xff, 0x00, 0x00), /* red */
407 QEMU_RGB(0x00, 0xff, 0x00), /* green */
408 QEMU_RGB(0xff, 0xff, 0x00), /* yellow */
409 QEMU_RGB(0x00, 0x00, 0xff), /* blue */
410 QEMU_RGB(0xff, 0x00, 0xff), /* magenta */
411 QEMU_RGB(0x00, 0xff, 0xff), /* cyan */
412 QEMU_RGB(0xff, 0xff, 0xff), /* white */
416 static void vga_putcharxy(QemuConsole *s, int x, int y, int ch,
417 TextAttributes *t_attrib)
419 static pixman_image_t *glyphs[256];
420 DisplaySurface *surface = qemu_console_surface(s);
421 pixman_color_t fgcol, bgcol;
423 if (t_attrib->invers) {
424 bgcol = color_table_rgb[t_attrib->bold][t_attrib->fgcol];
425 fgcol = color_table_rgb[t_attrib->bold][t_attrib->bgcol];
427 fgcol = color_table_rgb[t_attrib->bold][t_attrib->fgcol];
428 bgcol = color_table_rgb[t_attrib->bold][t_attrib->bgcol];
432 glyphs[ch] = qemu_pixman_glyph_from_vgafont(FONT_HEIGHT, vgafont16, ch);
434 qemu_pixman_glyph_render(glyphs[ch], surface->image,
435 &fgcol, &bgcol, x, y, FONT_WIDTH, FONT_HEIGHT);
438 static void text_console_resize(QemuConsole *s)
440 TextCell *cells, *c, *c1;
441 int w1, x, y, last_width;
443 last_width = s->width;
444 s->width = surface_width(s->surface) / FONT_WIDTH;
445 s->height = surface_height(s->surface) / FONT_HEIGHT;
451 cells = g_malloc(s->width * s->total_height * sizeof(TextCell));
452 for(y = 0; y < s->total_height; y++) {
453 c = &cells[y * s->width];
455 c1 = &s->cells[y * last_width];
456 for(x = 0; x < w1; x++) {
460 for(x = w1; x < s->width; x++) {
462 c->t_attrib = s->t_attrib_default;
470 static inline void text_update_xy(QemuConsole *s, int x, int y)
472 s->text_x[0] = MIN(s->text_x[0], x);
473 s->text_x[1] = MAX(s->text_x[1], x);
474 s->text_y[0] = MIN(s->text_y[0], y);
475 s->text_y[1] = MAX(s->text_y[1], y);
478 static void invalidate_xy(QemuConsole *s, int x, int y)
480 if (!qemu_console_is_visible(s)) {
483 if (s->update_x0 > x * FONT_WIDTH)
484 s->update_x0 = x * FONT_WIDTH;
485 if (s->update_y0 > y * FONT_HEIGHT)
486 s->update_y0 = y * FONT_HEIGHT;
487 if (s->update_x1 < (x + 1) * FONT_WIDTH)
488 s->update_x1 = (x + 1) * FONT_WIDTH;
489 if (s->update_y1 < (y + 1) * FONT_HEIGHT)
490 s->update_y1 = (y + 1) * FONT_HEIGHT;
493 static void update_xy(QemuConsole *s, int x, int y)
498 if (s->ds->have_text) {
499 text_update_xy(s, x, y);
502 y1 = (s->y_base + y) % s->total_height;
503 y2 = y1 - s->y_displayed;
505 y2 += s->total_height;
507 if (y2 < s->height) {
508 c = &s->cells[y1 * s->width + x];
509 vga_putcharxy(s, x, y2, c->ch,
511 invalidate_xy(s, x, y2);
515 static void console_show_cursor(QemuConsole *s, int show)
521 if (s->ds->have_text) {
522 s->cursor_invalidate = 1;
528 y1 = (s->y_base + s->y) % s->total_height;
529 y = y1 - s->y_displayed;
531 y += s->total_height;
534 c = &s->cells[y1 * s->width + x];
535 if (show && cursor_visible_phase) {
536 TextAttributes t_attrib = s->t_attrib_default;
537 t_attrib.invers = !(t_attrib.invers); /* invert fg and bg */
538 vga_putcharxy(s, x, y, c->ch, &t_attrib);
540 vga_putcharxy(s, x, y, c->ch, &(c->t_attrib));
542 invalidate_xy(s, x, y);
546 static void console_refresh(QemuConsole *s)
548 DisplaySurface *surface = qemu_console_surface(s);
552 if (s->ds->have_text) {
555 s->text_x[1] = s->width - 1;
556 s->text_y[1] = s->height - 1;
557 s->cursor_invalidate = 1;
560 vga_fill_rect(s, 0, 0, surface_width(surface), surface_height(surface),
561 color_table_rgb[0][COLOR_BLACK]);
563 for (y = 0; y < s->height; y++) {
564 c = s->cells + y1 * s->width;
565 for (x = 0; x < s->width; x++) {
566 vga_putcharxy(s, x, y, c->ch,
570 if (++y1 == s->total_height) {
574 console_show_cursor(s, 1);
575 dpy_gfx_update(s, 0, 0,
576 surface_width(surface), surface_height(surface));
579 static void console_scroll(QemuConsole *s, int ydelta)
584 for(i = 0; i < ydelta; i++) {
585 if (s->y_displayed == s->y_base)
587 if (++s->y_displayed == s->total_height)
592 i = s->backscroll_height;
593 if (i > s->total_height - s->height)
594 i = s->total_height - s->height;
597 y1 += s->total_height;
598 for(i = 0; i < ydelta; i++) {
599 if (s->y_displayed == y1)
601 if (--s->y_displayed < 0)
602 s->y_displayed = s->total_height - 1;
608 static void console_put_lf(QemuConsole *s)
614 if (s->y >= s->height) {
615 s->y = s->height - 1;
617 if (s->y_displayed == s->y_base) {
618 if (++s->y_displayed == s->total_height)
621 if (++s->y_base == s->total_height)
623 if (s->backscroll_height < s->total_height)
624 s->backscroll_height++;
625 y1 = (s->y_base + s->height - 1) % s->total_height;
626 c = &s->cells[y1 * s->width];
627 for(x = 0; x < s->width; x++) {
629 c->t_attrib = s->t_attrib_default;
632 if (s->y_displayed == s->y_base) {
633 if (s->ds->have_text) {
636 s->text_x[1] = s->width - 1;
637 s->text_y[1] = s->height - 1;
640 vga_bitblt(s, 0, FONT_HEIGHT, 0, 0,
641 s->width * FONT_WIDTH,
642 (s->height - 1) * FONT_HEIGHT);
643 vga_fill_rect(s, 0, (s->height - 1) * FONT_HEIGHT,
644 s->width * FONT_WIDTH, FONT_HEIGHT,
645 color_table_rgb[0][s->t_attrib_default.bgcol]);
648 s->update_x1 = s->width * FONT_WIDTH;
649 s->update_y1 = s->height * FONT_HEIGHT;
654 /* Set console attributes depending on the current escape codes.
655 * NOTE: I know this code is not very efficient (checking every color for it
656 * self) but it is more readable and better maintainable.
658 static void console_handle_escape(QemuConsole *s)
662 for (i=0; i<s->nb_esc_params; i++) {
663 switch (s->esc_params[i]) {
664 case 0: /* reset all console attributes to default */
665 s->t_attrib = s->t_attrib_default;
668 s->t_attrib.bold = 1;
671 s->t_attrib.uline = 1;
674 s->t_attrib.blink = 1;
677 s->t_attrib.invers = 1;
680 s->t_attrib.unvisible = 1;
683 s->t_attrib.bold = 0;
686 s->t_attrib.uline = 0;
689 s->t_attrib.blink = 0;
692 s->t_attrib.invers = 0;
695 s->t_attrib.unvisible = 0;
697 /* set foreground color */
699 s->t_attrib.fgcol=COLOR_BLACK;
702 s->t_attrib.fgcol=COLOR_RED;
705 s->t_attrib.fgcol=COLOR_GREEN;
708 s->t_attrib.fgcol=COLOR_YELLOW;
711 s->t_attrib.fgcol=COLOR_BLUE;
714 s->t_attrib.fgcol=COLOR_MAGENTA;
717 s->t_attrib.fgcol=COLOR_CYAN;
720 s->t_attrib.fgcol=COLOR_WHITE;
722 /* set background color */
724 s->t_attrib.bgcol=COLOR_BLACK;
727 s->t_attrib.bgcol=COLOR_RED;
730 s->t_attrib.bgcol=COLOR_GREEN;
733 s->t_attrib.bgcol=COLOR_YELLOW;
736 s->t_attrib.bgcol=COLOR_BLUE;
739 s->t_attrib.bgcol=COLOR_MAGENTA;
742 s->t_attrib.bgcol=COLOR_CYAN;
745 s->t_attrib.bgcol=COLOR_WHITE;
751 static void console_clear_xy(QemuConsole *s, int x, int y)
753 int y1 = (s->y_base + y) % s->total_height;
754 TextCell *c = &s->cells[y1 * s->width + x];
756 c->t_attrib = s->t_attrib_default;
760 /* set cursor, checking bounds */
761 static void set_cursor(QemuConsole *s, int x, int y)
769 if (y >= s->height) {
780 static void console_putchar(QemuConsole *s, int ch)
789 case '\r': /* carriage return */
792 case '\n': /* newline */
795 case '\b': /* backspace */
799 case '\t': /* tabspace */
800 if (s->x + (8 - (s->x % 8)) > s->width) {
804 s->x = s->x + (8 - (s->x % 8));
807 case '\a': /* alert aka. bell */
808 /* TODO: has to be implemented */
811 /* SI (shift in), character set 0 (ignored) */
814 /* SO (shift out), character set 1 (ignored) */
816 case 27: /* esc (introducing an escape sequence) */
817 s->state = TTY_STATE_ESC;
820 if (s->x >= s->width) {
825 y1 = (s->y_base + s->y) % s->total_height;
826 c = &s->cells[y1 * s->width + s->x];
828 c->t_attrib = s->t_attrib;
829 update_xy(s, s->x, s->y);
834 case TTY_STATE_ESC: /* check if it is a terminal escape sequence */
836 for(i=0;i<MAX_ESC_PARAMS;i++)
837 s->esc_params[i] = 0;
838 s->nb_esc_params = 0;
839 s->state = TTY_STATE_CSI;
841 s->state = TTY_STATE_NORM;
844 case TTY_STATE_CSI: /* handle escape sequence parameters */
845 if (ch >= '0' && ch <= '9') {
846 if (s->nb_esc_params < MAX_ESC_PARAMS) {
847 int *param = &s->esc_params[s->nb_esc_params];
848 int digit = (ch - '0');
850 *param = (*param <= (INT_MAX - digit) / 10) ?
851 *param * 10 + digit : INT_MAX;
854 if (s->nb_esc_params < MAX_ESC_PARAMS)
858 trace_console_putchar_csi(s->esc_params[0], s->esc_params[1],
859 ch, s->nb_esc_params);
860 s->state = TTY_STATE_NORM;
864 if (s->esc_params[0] == 0) {
865 s->esc_params[0] = 1;
867 set_cursor(s, s->x, s->y - s->esc_params[0]);
870 /* move cursor down */
871 if (s->esc_params[0] == 0) {
872 s->esc_params[0] = 1;
874 set_cursor(s, s->x, s->y + s->esc_params[0]);
877 /* move cursor right */
878 if (s->esc_params[0] == 0) {
879 s->esc_params[0] = 1;
881 set_cursor(s, s->x + s->esc_params[0], s->y);
884 /* move cursor left */
885 if (s->esc_params[0] == 0) {
886 s->esc_params[0] = 1;
888 set_cursor(s, s->x - s->esc_params[0], s->y);
891 /* move cursor to column */
892 set_cursor(s, s->esc_params[0] - 1, s->y);
896 /* move cursor to row, column */
897 set_cursor(s, s->esc_params[1] - 1, s->esc_params[0] - 1);
900 switch (s->esc_params[0]) {
902 /* clear to end of screen */
903 for (y = s->y; y < s->height; y++) {
904 for (x = 0; x < s->width; x++) {
905 if (y == s->y && x < s->x) {
908 console_clear_xy(s, x, y);
913 /* clear from beginning of screen */
914 for (y = 0; y <= s->y; y++) {
915 for (x = 0; x < s->width; x++) {
916 if (y == s->y && x > s->x) {
919 console_clear_xy(s, x, y);
924 /* clear entire screen */
925 for (y = 0; y <= s->height; y++) {
926 for (x = 0; x < s->width; x++) {
927 console_clear_xy(s, x, y);
934 switch (s->esc_params[0]) {
937 for(x = s->x; x < s->width; x++) {
938 console_clear_xy(s, x, s->y);
942 /* clear from beginning of line */
943 for (x = 0; x <= s->x; x++) {
944 console_clear_xy(s, x, s->y);
948 /* clear entire line */
949 for(x = 0; x < s->width; x++) {
950 console_clear_xy(s, x, s->y);
956 console_handle_escape(s);
959 /* report cursor position */
960 /* TODO: send ESC[row;colR */
963 /* save cursor position */
968 /* restore cursor position */
973 trace_console_putchar_unhandled(ch);
981 void console_select(unsigned int index)
983 DisplayChangeListener *dcl;
986 if (index >= MAX_CONSOLES)
989 trace_console_select(index);
990 s = qemu_console_lookup_by_index(index);
992 DisplayState *ds = s->ds;
996 QLIST_FOREACH(dcl, &ds->listeners, next) {
997 if (dcl->con != NULL) {
1000 if (dcl->ops->dpy_gfx_switch) {
1001 dcl->ops->dpy_gfx_switch(dcl, s->surface);
1004 dpy_gfx_update(s, 0, 0, surface_width(s->surface),
1005 surface_height(s->surface));
1007 if (ds->have_text) {
1008 dpy_text_resize(s, s->width, s->height);
1010 text_console_update_cursor(NULL);
1014 static int console_puts(CharDriverState *chr, const uint8_t *buf, int len)
1016 QemuConsole *s = chr->opaque;
1019 s->update_x0 = s->width * FONT_WIDTH;
1020 s->update_y0 = s->height * FONT_HEIGHT;
1023 console_show_cursor(s, 0);
1024 for(i = 0; i < len; i++) {
1025 console_putchar(s, buf[i]);
1027 console_show_cursor(s, 1);
1028 if (s->ds->have_gfx && s->update_x0 < s->update_x1) {
1029 dpy_gfx_update(s, s->update_x0, s->update_y0,
1030 s->update_x1 - s->update_x0,
1031 s->update_y1 - s->update_y0);
1036 static void kbd_send_chars(void *opaque)
1038 QemuConsole *s = opaque;
1042 len = qemu_chr_be_can_write(s->chr);
1043 if (len > s->out_fifo.count)
1044 len = s->out_fifo.count;
1046 if (len > sizeof(buf))
1048 qemu_fifo_read(&s->out_fifo, buf, len);
1049 qemu_chr_be_write(s->chr, buf, len);
1051 /* characters are pending: we send them a bit later (XXX:
1052 horrible, should change char device API) */
1053 if (s->out_fifo.count > 0) {
1054 timer_mod(s->kbd_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + 1);
1058 /* called when an ascii key is pressed */
1059 void kbd_put_keysym_console(QemuConsole *s, int keysym)
1061 uint8_t buf[16], *q;
1064 if (!s || (s->console_type == GRAPHIC_CONSOLE))
1068 case QEMU_KEY_CTRL_UP:
1069 console_scroll(s, -1);
1071 case QEMU_KEY_CTRL_DOWN:
1072 console_scroll(s, 1);
1074 case QEMU_KEY_CTRL_PAGEUP:
1075 console_scroll(s, -10);
1077 case QEMU_KEY_CTRL_PAGEDOWN:
1078 console_scroll(s, 10);
1081 /* convert the QEMU keysym to VT100 key string */
1083 if (keysym >= 0xe100 && keysym <= 0xe11f) {
1086 c = keysym - 0xe100;
1088 *q++ = '0' + (c / 10);
1089 *q++ = '0' + (c % 10);
1091 } else if (keysym >= 0xe120 && keysym <= 0xe17f) {
1094 *q++ = keysym & 0xff;
1095 } else if (s->echo && (keysym == '\r' || keysym == '\n')) {
1096 console_puts(s->chr, (const uint8_t *) "\r", 1);
1102 console_puts(s->chr, buf, q - buf);
1104 if (s->chr->chr_read) {
1105 qemu_fifo_write(&s->out_fifo, buf, q - buf);
1112 static const int qcode_to_keysym[Q_KEY_CODE_MAX] = {
1113 [Q_KEY_CODE_UP] = QEMU_KEY_UP,
1114 [Q_KEY_CODE_DOWN] = QEMU_KEY_DOWN,
1115 [Q_KEY_CODE_RIGHT] = QEMU_KEY_RIGHT,
1116 [Q_KEY_CODE_LEFT] = QEMU_KEY_LEFT,
1117 [Q_KEY_CODE_HOME] = QEMU_KEY_HOME,
1118 [Q_KEY_CODE_END] = QEMU_KEY_END,
1119 [Q_KEY_CODE_PGUP] = QEMU_KEY_PAGEUP,
1120 [Q_KEY_CODE_PGDN] = QEMU_KEY_PAGEDOWN,
1121 [Q_KEY_CODE_DELETE] = QEMU_KEY_DELETE,
1124 bool kbd_put_qcode_console(QemuConsole *s, int qcode)
1128 keysym = qcode_to_keysym[qcode];
1132 kbd_put_keysym_console(s, keysym);
1136 void kbd_put_keysym(int keysym)
1138 kbd_put_keysym_console(active_console, keysym);
1141 static void text_console_invalidate(void *opaque)
1143 QemuConsole *s = (QemuConsole *) opaque;
1145 if (s->ds->have_text && s->console_type == TEXT_CONSOLE) {
1146 text_console_resize(s);
1151 static void text_console_update(void *opaque, console_ch_t *chardata)
1153 QemuConsole *s = (QemuConsole *) opaque;
1156 if (s->text_x[0] <= s->text_x[1]) {
1157 src = (s->y_base + s->text_y[0]) * s->width;
1158 chardata += s->text_y[0] * s->width;
1159 for (i = s->text_y[0]; i <= s->text_y[1]; i ++)
1160 for (j = 0; j < s->width; j ++, src ++)
1161 console_write_ch(chardata ++, s->cells[src].ch |
1162 (s->cells[src].t_attrib.fgcol << 12) |
1163 (s->cells[src].t_attrib.bgcol << 8) |
1164 (s->cells[src].t_attrib.bold << 21));
1165 dpy_text_update(s, s->text_x[0], s->text_y[0],
1166 s->text_x[1] - s->text_x[0], i - s->text_y[0]);
1167 s->text_x[0] = s->width;
1168 s->text_y[0] = s->height;
1172 if (s->cursor_invalidate) {
1173 dpy_text_cursor(s, s->x, s->y);
1174 s->cursor_invalidate = 0;
1178 static QemuConsole *new_console(DisplayState *ds, console_type_t console_type,
1185 if (nb_consoles >= MAX_CONSOLES)
1188 obj = object_new(TYPE_QEMU_CONSOLE);
1189 s = QEMU_CONSOLE(obj);
1191 object_property_add_link(obj, "device", TYPE_DEVICE,
1192 (Object **)&s->device,
1193 object_property_allow_set_link,
1194 OBJ_PROP_LINK_UNREF_ON_RELEASE,
1196 object_property_add_uint32_ptr(obj, "head",
1197 &s->head, &error_abort);
1199 if (!active_console || ((active_console->console_type != GRAPHIC_CONSOLE) &&
1200 (console_type == GRAPHIC_CONSOLE))) {
1204 s->console_type = console_type;
1205 if (console_type != GRAPHIC_CONSOLE) {
1206 s->index = nb_consoles;
1207 consoles[nb_consoles++] = s;
1209 /* HACK: Put graphical consoles before text consoles. */
1210 for (i = nb_consoles; i > 0; i--) {
1211 if (consoles[i - 1]->console_type == GRAPHIC_CONSOLE)
1213 consoles[i] = consoles[i - 1];
1214 consoles[i]->index = i;
1223 static void qemu_alloc_display(DisplaySurface *surface, int width, int height,
1224 int linesize, PixelFormat pf, int newflags)
1228 qemu_pixman_image_unref(surface->image);
1229 surface->image = NULL;
1231 surface->format = qemu_pixman_get_format(&pf);
1232 assert(surface->format != 0);
1233 surface->image = pixman_image_create_bits(surface->format,
1236 assert(surface->image != NULL);
1238 surface->flags = newflags | QEMU_ALLOCATED_FLAG;
1239 #ifdef HOST_WORDS_BIGENDIAN
1240 surface->flags |= QEMU_BIG_ENDIAN_FLAG;
1244 DisplaySurface *qemu_create_displaysurface(int width, int height)
1246 DisplaySurface *surface = g_new0(DisplaySurface, 1);
1247 int linesize = width * 4;
1249 trace_displaysurface_create(surface, width, height);
1250 qemu_alloc_display(surface, width, height, linesize,
1251 qemu_default_pixelformat(32), 0);
1255 DisplaySurface *qemu_create_displaysurface_from(int width, int height, int bpp,
1256 int linesize, uint8_t *data,
1259 DisplaySurface *surface = g_new0(DisplaySurface, 1);
1261 trace_displaysurface_create_from(surface, width, height, bpp, byteswap);
1263 surface->pf = qemu_different_endianness_pixelformat(bpp);
1265 surface->pf = qemu_default_pixelformat(bpp);
1268 surface->format = qemu_pixman_get_format(&surface->pf);
1269 assert(surface->format != 0);
1270 surface->image = pixman_image_create_bits(surface->format,
1272 (void *)data, linesize);
1273 assert(surface->image != NULL);
1275 #ifdef HOST_WORDS_BIGENDIAN
1276 surface->flags = QEMU_BIG_ENDIAN_FLAG;
1282 static DisplaySurface *qemu_create_message_surface(int w, int h,
1285 DisplaySurface *surface = qemu_create_displaysurface(w, h);
1286 pixman_color_t bg = color_table_rgb[0][COLOR_BLACK];
1287 pixman_color_t fg = color_table_rgb[0][COLOR_WHITE];
1288 pixman_image_t *glyph;
1292 x = (w / FONT_WIDTH - len) / 2;
1293 y = (h / FONT_HEIGHT - 1) / 2;
1294 for (i = 0; i < len; i++) {
1295 glyph = qemu_pixman_glyph_from_vgafont(FONT_HEIGHT, vgafont16, msg[i]);
1296 qemu_pixman_glyph_render(glyph, surface->image, &fg, &bg,
1297 x+i, y, FONT_WIDTH, FONT_HEIGHT);
1298 qemu_pixman_image_unref(glyph);
1303 void qemu_free_displaysurface(DisplaySurface *surface)
1305 if (surface == NULL) {
1308 trace_displaysurface_free(surface);
1309 qemu_pixman_image_unref(surface->image);
1313 void register_displaychangelistener(DisplayChangeListener *dcl)
1315 static const char nodev[] =
1316 "This VM has no graphic display device.";
1317 static DisplaySurface *dummy;
1320 trace_displaychangelistener_register(dcl, dcl->ops->dpy_name);
1321 dcl->ds = get_alloc_displaystate();
1322 QLIST_INSERT_HEAD(&dcl->ds->listeners, dcl, next);
1323 gui_setup_refresh(dcl->ds);
1328 con = active_console;
1330 if (dcl->ops->dpy_gfx_switch) {
1332 dcl->ops->dpy_gfx_switch(dcl, con->surface);
1335 dummy = qemu_create_message_surface(640, 480, nodev);
1337 dcl->ops->dpy_gfx_switch(dcl, dummy);
1340 text_console_update_cursor(NULL);
1343 void update_displaychangelistener(DisplayChangeListener *dcl,
1346 DisplayState *ds = dcl->ds;
1348 dcl->update_interval = interval;
1349 if (!ds->refreshing && ds->update_interval > interval) {
1350 timer_mod(ds->gui_timer, ds->last_update + interval);
1354 void unregister_displaychangelistener(DisplayChangeListener *dcl)
1356 DisplayState *ds = dcl->ds;
1357 trace_displaychangelistener_unregister(dcl, dcl->ops->dpy_name);
1361 QLIST_REMOVE(dcl, next);
1362 gui_setup_refresh(ds);
1365 int dpy_set_ui_info(QemuConsole *con, QemuUIInfo *info)
1367 assert(con != NULL);
1368 con->ui_info = *info;
1369 if (con->hw_ops->ui_info) {
1370 return con->hw_ops->ui_info(con->hw, con->head, info);
1375 void dpy_gfx_update(QemuConsole *con, int x, int y, int w, int h)
1377 DisplayState *s = con->ds;
1378 DisplayChangeListener *dcl;
1379 int width = surface_width(con->surface);
1380 int height = surface_height(con->surface);
1386 w = MIN(w, width - x);
1387 h = MIN(h, height - y);
1389 if (!qemu_console_is_visible(con)) {
1392 QLIST_FOREACH(dcl, &s->listeners, next) {
1393 if (con != (dcl->con ? dcl->con : active_console)) {
1396 if (dcl->ops->dpy_gfx_update) {
1397 dcl->ops->dpy_gfx_update(dcl, x, y, w, h);
1402 void dpy_gfx_replace_surface(QemuConsole *con,
1403 DisplaySurface *surface)
1405 DisplayState *s = con->ds;
1406 DisplaySurface *old_surface = con->surface;
1407 DisplayChangeListener *dcl;
1409 con->surface = surface;
1410 QLIST_FOREACH(dcl, &s->listeners, next) {
1411 if (con != (dcl->con ? dcl->con : active_console)) {
1414 if (dcl->ops->dpy_gfx_switch) {
1415 dcl->ops->dpy_gfx_switch(dcl, surface);
1418 qemu_free_displaysurface(old_surface);
1421 static void dpy_refresh(DisplayState *s)
1423 DisplayChangeListener *dcl;
1425 QLIST_FOREACH(dcl, &s->listeners, next) {
1426 if (dcl->ops->dpy_refresh) {
1427 dcl->ops->dpy_refresh(dcl);
1432 void dpy_gfx_copy(QemuConsole *con, int src_x, int src_y,
1433 int dst_x, int dst_y, int w, int h)
1435 DisplayState *s = con->ds;
1436 DisplayChangeListener *dcl;
1438 if (!qemu_console_is_visible(con)) {
1441 QLIST_FOREACH(dcl, &s->listeners, next) {
1442 if (con != (dcl->con ? dcl->con : active_console)) {
1445 if (dcl->ops->dpy_gfx_copy) {
1446 dcl->ops->dpy_gfx_copy(dcl, src_x, src_y, dst_x, dst_y, w, h);
1448 dcl->ops->dpy_gfx_update(dcl, dst_x, dst_y, w, h);
1453 void dpy_text_cursor(QemuConsole *con, int x, int y)
1455 DisplayState *s = con->ds;
1456 DisplayChangeListener *dcl;
1458 if (!qemu_console_is_visible(con)) {
1461 QLIST_FOREACH(dcl, &s->listeners, next) {
1462 if (con != (dcl->con ? dcl->con : active_console)) {
1465 if (dcl->ops->dpy_text_cursor) {
1466 dcl->ops->dpy_text_cursor(dcl, x, y);
1471 void dpy_text_update(QemuConsole *con, int x, int y, int w, int h)
1473 DisplayState *s = con->ds;
1474 DisplayChangeListener *dcl;
1476 if (!qemu_console_is_visible(con)) {
1479 QLIST_FOREACH(dcl, &s->listeners, next) {
1480 if (con != (dcl->con ? dcl->con : active_console)) {
1483 if (dcl->ops->dpy_text_update) {
1484 dcl->ops->dpy_text_update(dcl, x, y, w, h);
1489 void dpy_text_resize(QemuConsole *con, int w, int h)
1491 DisplayState *s = con->ds;
1492 struct DisplayChangeListener *dcl;
1494 if (!qemu_console_is_visible(con)) {
1497 QLIST_FOREACH(dcl, &s->listeners, next) {
1498 if (con != (dcl->con ? dcl->con : active_console)) {
1501 if (dcl->ops->dpy_text_resize) {
1502 dcl->ops->dpy_text_resize(dcl, w, h);
1507 void dpy_mouse_set(QemuConsole *con, int x, int y, int on)
1509 DisplayState *s = con->ds;
1510 DisplayChangeListener *dcl;
1512 if (!qemu_console_is_visible(con)) {
1515 QLIST_FOREACH(dcl, &s->listeners, next) {
1516 if (con != (dcl->con ? dcl->con : active_console)) {
1519 if (dcl->ops->dpy_mouse_set) {
1520 dcl->ops->dpy_mouse_set(dcl, x, y, on);
1525 void dpy_cursor_define(QemuConsole *con, QEMUCursor *cursor)
1527 DisplayState *s = con->ds;
1528 DisplayChangeListener *dcl;
1530 if (!qemu_console_is_visible(con)) {
1533 QLIST_FOREACH(dcl, &s->listeners, next) {
1534 if (con != (dcl->con ? dcl->con : active_console)) {
1537 if (dcl->ops->dpy_cursor_define) {
1538 dcl->ops->dpy_cursor_define(dcl, cursor);
1543 bool dpy_cursor_define_supported(QemuConsole *con)
1545 DisplayState *s = con->ds;
1546 DisplayChangeListener *dcl;
1548 QLIST_FOREACH(dcl, &s->listeners, next) {
1549 if (dcl->ops->dpy_cursor_define) {
1556 /***********************************************************/
1557 /* register display */
1559 /* console.c internal use only */
1560 static DisplayState *get_alloc_displaystate(void)
1562 if (!display_state) {
1563 display_state = g_new0(DisplayState, 1);
1564 cursor_timer = timer_new_ms(QEMU_CLOCK_REALTIME,
1565 text_console_update_cursor, NULL);
1567 return display_state;
1571 * Called by main(), after creating QemuConsoles
1572 * and before initializing ui (sdl/vnc/...).
1574 DisplayState *init_displaystate(void)
1579 if (!display_state) {
1580 display_state = g_new0(DisplayState, 1);
1583 for (i = 0; i < nb_consoles; i++) {
1584 if (consoles[i]->console_type != GRAPHIC_CONSOLE &&
1585 consoles[i]->ds == NULL) {
1586 text_console_do_init(consoles[i]->chr, display_state);
1589 /* Hook up into the qom tree here (not in new_console()), once
1590 * all QemuConsoles are created and the order / numbering
1591 * doesn't change any more */
1592 name = g_strdup_printf("console[%d]", i);
1593 object_property_add_child(container_get(object_get_root(), "/backend"),
1594 name, OBJECT(consoles[i]), &error_abort);
1598 return display_state;
1601 QemuConsole *graphic_console_init(DeviceState *dev, uint32_t head,
1602 const GraphicHwOps *hw_ops,
1605 static const char noinit[] =
1606 "Guest has not initialized the display (yet).";
1612 ds = get_alloc_displaystate();
1613 trace_console_gfx_new();
1614 s = new_console(ds, GRAPHIC_CONSOLE, head);
1618 object_property_set_link(OBJECT(s), OBJECT(dev), "device",
1622 s->surface = qemu_create_message_surface(width, height, noinit);
1626 QemuConsole *qemu_console_lookup_by_index(unsigned int index)
1628 if (index >= MAX_CONSOLES) {
1631 return consoles[index];
1634 QemuConsole *qemu_console_lookup_by_device(DeviceState *dev, uint32_t head)
1640 for (i = 0; i < nb_consoles; i++) {
1644 obj = object_property_get_link(OBJECT(consoles[i]),
1645 "device", &error_abort);
1646 if (DEVICE(obj) != dev) {
1649 h = object_property_get_int(OBJECT(consoles[i]),
1650 "head", &error_abort);
1659 bool qemu_console_is_visible(QemuConsole *con)
1661 return (con == active_console) || (con->dcls > 0);
1664 bool qemu_console_is_graphic(QemuConsole *con)
1667 con = active_console;
1669 return con && (con->console_type == GRAPHIC_CONSOLE);
1672 bool qemu_console_is_fixedsize(QemuConsole *con)
1675 con = active_console;
1677 return con && (con->console_type != TEXT_CONSOLE);
1680 int qemu_console_get_index(QemuConsole *con)
1683 con = active_console;
1685 return con ? con->index : -1;
1688 uint32_t qemu_console_get_head(QemuConsole *con)
1691 con = active_console;
1693 return con ? con->head : -1;
1696 QemuUIInfo *qemu_console_get_ui_info(QemuConsole *con)
1698 assert(con != NULL);
1699 return &con->ui_info;
1702 int qemu_console_get_width(QemuConsole *con, int fallback)
1705 con = active_console;
1707 return con ? surface_width(con->surface) : fallback;
1710 int qemu_console_get_height(QemuConsole *con, int fallback)
1713 con = active_console;
1715 return con ? surface_height(con->surface) : fallback;
1718 static void text_console_set_echo(CharDriverState *chr, bool echo)
1720 QemuConsole *s = chr->opaque;
1725 static void text_console_update_cursor_timer(void)
1727 timer_mod(cursor_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME)
1728 + CONSOLE_CURSOR_PERIOD / 2);
1731 static void text_console_update_cursor(void *opaque)
1736 cursor_visible_phase = !cursor_visible_phase;
1738 for (i = 0; i < nb_consoles; i++) {
1740 if (qemu_console_is_graphic(s) ||
1741 !qemu_console_is_visible(s)) {
1745 graphic_hw_invalidate(s);
1749 text_console_update_cursor_timer();
1753 static const GraphicHwOps text_console_ops = {
1754 .invalidate = text_console_invalidate,
1755 .text_update = text_console_update,
1758 static void text_console_do_init(CharDriverState *chr, DisplayState *ds)
1761 int g_width = 80 * FONT_WIDTH;
1762 int g_height = 24 * FONT_HEIGHT;
1766 chr->chr_write = console_puts;
1768 s->out_fifo.buf = s->out_fifo_buf;
1769 s->out_fifo.buf_size = sizeof(s->out_fifo_buf);
1770 s->kbd_timer = timer_new_ms(QEMU_CLOCK_REALTIME, kbd_send_chars, s);
1775 s->total_height = DEFAULT_BACKSCROLL;
1779 if (active_console && active_console->surface) {
1780 g_width = surface_width(active_console->surface);
1781 g_height = surface_height(active_console->surface);
1783 s->surface = qemu_create_displaysurface(g_width, g_height);
1786 s->hw_ops = &text_console_ops;
1789 /* Set text attribute defaults */
1790 s->t_attrib_default.bold = 0;
1791 s->t_attrib_default.uline = 0;
1792 s->t_attrib_default.blink = 0;
1793 s->t_attrib_default.invers = 0;
1794 s->t_attrib_default.unvisible = 0;
1795 s->t_attrib_default.fgcol = COLOR_WHITE;
1796 s->t_attrib_default.bgcol = COLOR_BLACK;
1797 /* set current text attributes to default */
1798 s->t_attrib = s->t_attrib_default;
1799 text_console_resize(s);
1805 s->t_attrib.bgcol = COLOR_BLUE;
1806 len = snprintf(msg, sizeof(msg), "%s console\r\n", chr->label);
1807 console_puts(chr, (uint8_t*)msg, len);
1808 s->t_attrib = s->t_attrib_default;
1811 qemu_chr_be_generic_open(chr);
1816 static CharDriverState *text_console_init(ChardevVC *vc)
1818 CharDriverState *chr;
1821 unsigned height = 0;
1823 chr = g_malloc0(sizeof(CharDriverState));
1825 if (vc->has_width) {
1827 } else if (vc->has_cols) {
1828 width = vc->cols * FONT_WIDTH;
1831 if (vc->has_height) {
1832 height = vc->height;
1833 } else if (vc->has_rows) {
1834 height = vc->rows * FONT_HEIGHT;
1837 trace_console_txt_new(width, height);
1838 if (width == 0 || height == 0) {
1839 s = new_console(NULL, TEXT_CONSOLE, 0);
1841 s = new_console(NULL, TEXT_CONSOLE_FIXED_SIZE, 0);
1842 s->surface = qemu_create_displaysurface(width, height);
1852 chr->chr_set_echo = text_console_set_echo;
1853 /* console/chardev init sometimes completes elsewhere in a 2nd
1854 * stage, so defer OPENED events until they are fully initialized
1856 chr->explicit_be_open = true;
1858 if (display_state) {
1859 text_console_do_init(chr, display_state);
1864 static VcHandler *vc_handler = text_console_init;
1866 CharDriverState *vc_init(ChardevVC *vc)
1868 return vc_handler(vc);
1871 void register_vc_handler(VcHandler *handler)
1873 vc_handler = handler;
1876 void qemu_console_resize(QemuConsole *s, int width, int height)
1878 DisplaySurface *surface;
1880 assert(s->console_type == GRAPHIC_CONSOLE);
1881 surface = qemu_create_displaysurface(width, height);
1882 dpy_gfx_replace_surface(s, surface);
1885 void qemu_console_copy(QemuConsole *con, int src_x, int src_y,
1886 int dst_x, int dst_y, int w, int h)
1888 assert(con->console_type == GRAPHIC_CONSOLE);
1889 dpy_gfx_copy(con, src_x, src_y, dst_x, dst_y, w, h);
1892 DisplaySurface *qemu_console_surface(QemuConsole *console)
1894 return console->surface;
1897 DisplayState *qemu_console_displaystate(QemuConsole *console)
1902 PixelFormat qemu_different_endianness_pixelformat(int bpp)
1906 memset(&pf, 0x00, sizeof(PixelFormat));
1908 pf.bits_per_pixel = bpp;
1909 pf.bytes_per_pixel = DIV_ROUND_UP(bpp, 8);
1910 pf.depth = bpp == 32 ? 24 : bpp;
1914 pf.rmask = 0x000000FF;
1915 pf.gmask = 0x0000FF00;
1916 pf.bmask = 0x00FF0000;
1928 pf.rmask = 0x0000FF00;
1929 pf.gmask = 0x00FF0000;
1930 pf.bmask = 0xFF000000;
1931 pf.amask = 0x00000000;
1951 PixelFormat qemu_default_pixelformat(int bpp)
1955 memset(&pf, 0x00, sizeof(PixelFormat));
1957 pf.bits_per_pixel = bpp;
1958 pf.bytes_per_pixel = DIV_ROUND_UP(bpp, 8);
1959 pf.depth = bpp == 32 ? 24 : bpp;
1963 pf.bits_per_pixel = 16;
1964 pf.rmask = 0x00007c00;
1965 pf.gmask = 0x000003E0;
1966 pf.bmask = 0x0000001F;
1978 pf.rmask = 0x0000F800;
1979 pf.gmask = 0x000007E0;
1980 pf.bmask = 0x0000001F;
1992 pf.rmask = 0x00FF0000;
1993 pf.gmask = 0x0000FF00;
1994 pf.bmask = 0x000000FF;
2006 pf.rmask = 0x00FF0000;
2007 pf.gmask = 0x0000FF00;
2008 pf.bmask = 0x000000FF;
2025 static void qemu_chr_parse_vc(QemuOpts *opts, ChardevBackend *backend,
2030 backend->vc = g_new0(ChardevVC, 1);
2032 val = qemu_opt_get_number(opts, "width", 0);
2034 backend->vc->has_width = true;
2035 backend->vc->width = val;
2038 val = qemu_opt_get_number(opts, "height", 0);
2040 backend->vc->has_height = true;
2041 backend->vc->height = val;
2044 val = qemu_opt_get_number(opts, "cols", 0);
2046 backend->vc->has_cols = true;
2047 backend->vc->cols = val;
2050 val = qemu_opt_get_number(opts, "rows", 0);
2052 backend->vc->has_rows = true;
2053 backend->vc->rows = val;
2057 static const TypeInfo qemu_console_info = {
2058 .name = TYPE_QEMU_CONSOLE,
2059 .parent = TYPE_OBJECT,
2060 .instance_size = sizeof(QemuConsole),
2061 .class_size = sizeof(QemuConsoleClass),
2065 static void register_types(void)
2067 type_register_static(&qemu_console_info);
2068 register_char_driver_qapi("vc", CHARDEV_BACKEND_KIND_VC,
2072 type_init(register_types);