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"
31 #include "exec/memory.h"
33 #define DEFAULT_BACKSCROLL 512
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;
124 DisplayChangeListener *gl;
126 /* Graphic console state. */
131 const GraphicHwOps *hw_ops;
134 /* Text console state */
138 int backscroll_height;
140 int x_saved, y_saved;
143 TextAttributes t_attrib_default; /* default text attributes */
144 TextAttributes t_attrib; /* currently active text attributes */
146 int text_x[2], text_y[2], cursor_invalidate;
155 int esc_params[MAX_ESC_PARAMS];
158 CharDriverState *chr;
159 /* fifo for key pressed */
161 uint8_t out_fifo_buf[16];
162 QEMUTimer *kbd_timer;
165 struct DisplayState {
166 QEMUTimer *gui_timer;
167 uint64_t last_update;
168 uint64_t update_interval;
173 QLIST_HEAD(, DisplayChangeListener) listeners;
176 static DisplayState *display_state;
177 static QemuConsole *active_console;
178 static QemuConsole **consoles;
179 static int nb_consoles = 0;
180 static bool cursor_visible_phase;
181 static QEMUTimer *cursor_timer;
183 static void text_console_do_init(CharDriverState *chr, DisplayState *ds);
184 static void dpy_refresh(DisplayState *s);
185 static DisplayState *get_alloc_displaystate(void);
186 static void text_console_update_cursor_timer(void);
187 static void text_console_update_cursor(void *opaque);
189 static void gui_update(void *opaque)
191 uint64_t interval = GUI_REFRESH_INTERVAL_IDLE;
192 uint64_t dcl_interval;
193 DisplayState *ds = opaque;
194 DisplayChangeListener *dcl;
197 ds->refreshing = true;
199 ds->refreshing = false;
201 QLIST_FOREACH(dcl, &ds->listeners, next) {
202 dcl_interval = dcl->update_interval ?
203 dcl->update_interval : GUI_REFRESH_INTERVAL_DEFAULT;
204 if (interval > dcl_interval) {
205 interval = dcl_interval;
208 if (ds->update_interval != interval) {
209 ds->update_interval = interval;
210 for (i = 0; i < nb_consoles; i++) {
211 if (consoles[i]->hw_ops->update_interval) {
212 consoles[i]->hw_ops->update_interval(consoles[i]->hw, interval);
215 trace_console_refresh(interval);
217 ds->last_update = qemu_clock_get_ms(QEMU_CLOCK_REALTIME);
218 timer_mod(ds->gui_timer, ds->last_update + interval);
221 static void gui_setup_refresh(DisplayState *ds)
223 DisplayChangeListener *dcl;
224 bool need_timer = false;
225 bool have_gfx = false;
226 bool have_text = false;
228 QLIST_FOREACH(dcl, &ds->listeners, next) {
229 if (dcl->ops->dpy_refresh != NULL) {
232 if (dcl->ops->dpy_gfx_update != NULL) {
235 if (dcl->ops->dpy_text_update != NULL) {
240 if (need_timer && ds->gui_timer == NULL) {
241 ds->gui_timer = timer_new_ms(QEMU_CLOCK_REALTIME, gui_update, ds);
242 timer_mod(ds->gui_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME));
244 if (!need_timer && ds->gui_timer != NULL) {
245 timer_del(ds->gui_timer);
246 timer_free(ds->gui_timer);
247 ds->gui_timer = NULL;
250 ds->have_gfx = have_gfx;
251 ds->have_text = have_text;
254 void graphic_hw_update(QemuConsole *con)
257 con = active_console;
259 if (con && con->hw_ops->gfx_update) {
260 con->hw_ops->gfx_update(con->hw);
264 void graphic_hw_invalidate(QemuConsole *con)
267 con = active_console;
269 if (con && con->hw_ops->invalidate) {
270 con->hw_ops->invalidate(con->hw);
274 static void ppm_save(const char *filename, DisplaySurface *ds,
277 int width = pixman_image_get_width(ds->image);
278 int height = pixman_image_get_height(ds->image);
283 pixman_image_t *linebuf;
285 trace_ppm_save(filename, ds);
286 fd = qemu_open(filename, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY, 0666);
288 error_setg(errp, "failed to open file '%s': %s", filename,
292 f = fdopen(fd, "wb");
293 ret = fprintf(f, "P6\n%d %d\n%d\n", width, height, 255);
298 linebuf = qemu_pixman_linebuf_create(PIXMAN_BE_r8g8b8, width);
299 for (y = 0; y < height; y++) {
300 qemu_pixman_linebuf_fill(linebuf, ds->image, width, 0, y);
302 ret = fwrite(pixman_image_get_data(linebuf), 1,
303 pixman_image_get_stride(linebuf), f);
311 qemu_pixman_image_unref(linebuf);
316 error_setg(errp, "failed to write to file '%s': %s", filename,
322 void qmp_screendump(const char *filename, Error **errp)
324 QemuConsole *con = qemu_console_lookup_by_index(0);
325 DisplaySurface *surface;
328 error_setg(errp, "There is no QemuConsole I can screendump from.");
332 graphic_hw_update(con);
333 surface = qemu_console_surface(con);
334 ppm_save(filename, surface, errp);
337 void graphic_hw_text_update(QemuConsole *con, console_ch_t *chardata)
340 con = active_console;
342 if (con && con->hw_ops->text_update) {
343 con->hw_ops->text_update(con->hw, chardata);
347 static void vga_fill_rect(QemuConsole *con,
348 int posx, int posy, int width, int height,
349 pixman_color_t color)
351 DisplaySurface *surface = qemu_console_surface(con);
352 pixman_rectangle16_t rect = {
353 .x = posx, .y = posy, .width = width, .height = height
356 pixman_image_fill_rectangles(PIXMAN_OP_SRC, surface->image,
360 /* copy from (xs, ys) to (xd, yd) a rectangle of size (w, h) */
361 static void vga_bitblt(QemuConsole *con,
362 int xs, int ys, int xd, int yd, int w, int h)
364 DisplaySurface *surface = qemu_console_surface(con);
366 pixman_image_composite(PIXMAN_OP_SRC,
367 surface->image, NULL, surface->image,
368 xs, ys, 0, 0, xd, yd, w, h);
371 /***********************************************************/
372 /* basic char display */
374 #define FONT_HEIGHT 16
379 #define QEMU_RGB(r, g, b) \
380 { .red = r << 8, .green = g << 8, .blue = b << 8, .alpha = 0xffff }
382 static const pixman_color_t color_table_rgb[2][8] = {
384 [QEMU_COLOR_BLACK] = QEMU_RGB(0x00, 0x00, 0x00), /* black */
385 [QEMU_COLOR_BLUE] = QEMU_RGB(0x00, 0x00, 0xaa), /* blue */
386 [QEMU_COLOR_GREEN] = QEMU_RGB(0x00, 0xaa, 0x00), /* green */
387 [QEMU_COLOR_CYAN] = QEMU_RGB(0x00, 0xaa, 0xaa), /* cyan */
388 [QEMU_COLOR_RED] = QEMU_RGB(0xaa, 0x00, 0x00), /* red */
389 [QEMU_COLOR_MAGENTA] = QEMU_RGB(0xaa, 0x00, 0xaa), /* magenta */
390 [QEMU_COLOR_YELLOW] = QEMU_RGB(0xaa, 0xaa, 0x00), /* yellow */
391 [QEMU_COLOR_WHITE] = QEMU_RGB(0xaa, 0xaa, 0xaa), /* white */
394 [QEMU_COLOR_BLACK] = QEMU_RGB(0x00, 0x00, 0x00), /* black */
395 [QEMU_COLOR_BLUE] = QEMU_RGB(0x00, 0x00, 0xff), /* blue */
396 [QEMU_COLOR_GREEN] = QEMU_RGB(0x00, 0xff, 0x00), /* green */
397 [QEMU_COLOR_CYAN] = QEMU_RGB(0x00, 0xff, 0xff), /* cyan */
398 [QEMU_COLOR_RED] = QEMU_RGB(0xff, 0x00, 0x00), /* red */
399 [QEMU_COLOR_MAGENTA] = QEMU_RGB(0xff, 0x00, 0xff), /* magenta */
400 [QEMU_COLOR_YELLOW] = QEMU_RGB(0xff, 0xff, 0x00), /* yellow */
401 [QEMU_COLOR_WHITE] = QEMU_RGB(0xff, 0xff, 0xff), /* white */
405 static void vga_putcharxy(QemuConsole *s, int x, int y, int ch,
406 TextAttributes *t_attrib)
408 static pixman_image_t *glyphs[256];
409 DisplaySurface *surface = qemu_console_surface(s);
410 pixman_color_t fgcol, bgcol;
412 if (t_attrib->invers) {
413 bgcol = color_table_rgb[t_attrib->bold][t_attrib->fgcol];
414 fgcol = color_table_rgb[t_attrib->bold][t_attrib->bgcol];
416 fgcol = color_table_rgb[t_attrib->bold][t_attrib->fgcol];
417 bgcol = color_table_rgb[t_attrib->bold][t_attrib->bgcol];
421 glyphs[ch] = qemu_pixman_glyph_from_vgafont(FONT_HEIGHT, vgafont16, ch);
423 qemu_pixman_glyph_render(glyphs[ch], surface->image,
424 &fgcol, &bgcol, x, y, FONT_WIDTH, FONT_HEIGHT);
427 static void text_console_resize(QemuConsole *s)
429 TextCell *cells, *c, *c1;
430 int w1, x, y, last_width;
432 last_width = s->width;
433 s->width = surface_width(s->surface) / FONT_WIDTH;
434 s->height = surface_height(s->surface) / FONT_HEIGHT;
440 cells = g_new(TextCell, s->width * s->total_height);
441 for(y = 0; y < s->total_height; y++) {
442 c = &cells[y * s->width];
444 c1 = &s->cells[y * last_width];
445 for(x = 0; x < w1; x++) {
449 for(x = w1; x < s->width; x++) {
451 c->t_attrib = s->t_attrib_default;
459 static inline void text_update_xy(QemuConsole *s, int x, int y)
461 s->text_x[0] = MIN(s->text_x[0], x);
462 s->text_x[1] = MAX(s->text_x[1], x);
463 s->text_y[0] = MIN(s->text_y[0], y);
464 s->text_y[1] = MAX(s->text_y[1], y);
467 static void invalidate_xy(QemuConsole *s, int x, int y)
469 if (!qemu_console_is_visible(s)) {
472 if (s->update_x0 > x * FONT_WIDTH)
473 s->update_x0 = x * FONT_WIDTH;
474 if (s->update_y0 > y * FONT_HEIGHT)
475 s->update_y0 = y * FONT_HEIGHT;
476 if (s->update_x1 < (x + 1) * FONT_WIDTH)
477 s->update_x1 = (x + 1) * FONT_WIDTH;
478 if (s->update_y1 < (y + 1) * FONT_HEIGHT)
479 s->update_y1 = (y + 1) * FONT_HEIGHT;
482 static void update_xy(QemuConsole *s, int x, int y)
487 if (s->ds->have_text) {
488 text_update_xy(s, x, y);
491 y1 = (s->y_base + y) % s->total_height;
492 y2 = y1 - s->y_displayed;
494 y2 += s->total_height;
496 if (y2 < s->height) {
497 c = &s->cells[y1 * s->width + x];
498 vga_putcharxy(s, x, y2, c->ch,
500 invalidate_xy(s, x, y2);
504 static void console_show_cursor(QemuConsole *s, int show)
510 if (s->ds->have_text) {
511 s->cursor_invalidate = 1;
517 y1 = (s->y_base + s->y) % s->total_height;
518 y = y1 - s->y_displayed;
520 y += s->total_height;
523 c = &s->cells[y1 * s->width + x];
524 if (show && cursor_visible_phase) {
525 TextAttributes t_attrib = s->t_attrib_default;
526 t_attrib.invers = !(t_attrib.invers); /* invert fg and bg */
527 vga_putcharxy(s, x, y, c->ch, &t_attrib);
529 vga_putcharxy(s, x, y, c->ch, &(c->t_attrib));
531 invalidate_xy(s, x, y);
535 static void console_refresh(QemuConsole *s)
537 DisplaySurface *surface = qemu_console_surface(s);
541 if (s->ds->have_text) {
544 s->text_x[1] = s->width - 1;
545 s->text_y[1] = s->height - 1;
546 s->cursor_invalidate = 1;
549 vga_fill_rect(s, 0, 0, surface_width(surface), surface_height(surface),
550 color_table_rgb[0][QEMU_COLOR_BLACK]);
552 for (y = 0; y < s->height; y++) {
553 c = s->cells + y1 * s->width;
554 for (x = 0; x < s->width; x++) {
555 vga_putcharxy(s, x, y, c->ch,
559 if (++y1 == s->total_height) {
563 console_show_cursor(s, 1);
564 dpy_gfx_update(s, 0, 0,
565 surface_width(surface), surface_height(surface));
568 static void console_scroll(QemuConsole *s, int ydelta)
573 for(i = 0; i < ydelta; i++) {
574 if (s->y_displayed == s->y_base)
576 if (++s->y_displayed == s->total_height)
581 i = s->backscroll_height;
582 if (i > s->total_height - s->height)
583 i = s->total_height - s->height;
586 y1 += s->total_height;
587 for(i = 0; i < ydelta; i++) {
588 if (s->y_displayed == y1)
590 if (--s->y_displayed < 0)
591 s->y_displayed = s->total_height - 1;
597 static void console_put_lf(QemuConsole *s)
603 if (s->y >= s->height) {
604 s->y = s->height - 1;
606 if (s->y_displayed == s->y_base) {
607 if (++s->y_displayed == s->total_height)
610 if (++s->y_base == s->total_height)
612 if (s->backscroll_height < s->total_height)
613 s->backscroll_height++;
614 y1 = (s->y_base + s->height - 1) % s->total_height;
615 c = &s->cells[y1 * s->width];
616 for(x = 0; x < s->width; x++) {
618 c->t_attrib = s->t_attrib_default;
621 if (s->y_displayed == s->y_base) {
622 if (s->ds->have_text) {
625 s->text_x[1] = s->width - 1;
626 s->text_y[1] = s->height - 1;
629 vga_bitblt(s, 0, FONT_HEIGHT, 0, 0,
630 s->width * FONT_WIDTH,
631 (s->height - 1) * FONT_HEIGHT);
632 vga_fill_rect(s, 0, (s->height - 1) * FONT_HEIGHT,
633 s->width * FONT_WIDTH, FONT_HEIGHT,
634 color_table_rgb[0][s->t_attrib_default.bgcol]);
637 s->update_x1 = s->width * FONT_WIDTH;
638 s->update_y1 = s->height * FONT_HEIGHT;
643 /* Set console attributes depending on the current escape codes.
644 * NOTE: I know this code is not very efficient (checking every color for it
645 * self) but it is more readable and better maintainable.
647 static void console_handle_escape(QemuConsole *s)
651 for (i=0; i<s->nb_esc_params; i++) {
652 switch (s->esc_params[i]) {
653 case 0: /* reset all console attributes to default */
654 s->t_attrib = s->t_attrib_default;
657 s->t_attrib.bold = 1;
660 s->t_attrib.uline = 1;
663 s->t_attrib.blink = 1;
666 s->t_attrib.invers = 1;
669 s->t_attrib.unvisible = 1;
672 s->t_attrib.bold = 0;
675 s->t_attrib.uline = 0;
678 s->t_attrib.blink = 0;
681 s->t_attrib.invers = 0;
684 s->t_attrib.unvisible = 0;
686 /* set foreground color */
688 s->t_attrib.fgcol = QEMU_COLOR_BLACK;
691 s->t_attrib.fgcol = QEMU_COLOR_RED;
694 s->t_attrib.fgcol = QEMU_COLOR_GREEN;
697 s->t_attrib.fgcol = QEMU_COLOR_YELLOW;
700 s->t_attrib.fgcol = QEMU_COLOR_BLUE;
703 s->t_attrib.fgcol = QEMU_COLOR_MAGENTA;
706 s->t_attrib.fgcol = QEMU_COLOR_CYAN;
709 s->t_attrib.fgcol = QEMU_COLOR_WHITE;
711 /* set background color */
713 s->t_attrib.bgcol = QEMU_COLOR_BLACK;
716 s->t_attrib.bgcol = QEMU_COLOR_RED;
719 s->t_attrib.bgcol = QEMU_COLOR_GREEN;
722 s->t_attrib.bgcol = QEMU_COLOR_YELLOW;
725 s->t_attrib.bgcol = QEMU_COLOR_BLUE;
728 s->t_attrib.bgcol = QEMU_COLOR_MAGENTA;
731 s->t_attrib.bgcol = QEMU_COLOR_CYAN;
734 s->t_attrib.bgcol = QEMU_COLOR_WHITE;
740 static void console_clear_xy(QemuConsole *s, int x, int y)
742 int y1 = (s->y_base + y) % s->total_height;
743 TextCell *c = &s->cells[y1 * s->width + x];
745 c->t_attrib = s->t_attrib_default;
749 /* set cursor, checking bounds */
750 static void set_cursor(QemuConsole *s, int x, int y)
758 if (y >= s->height) {
769 static void console_putchar(QemuConsole *s, int ch)
778 case '\r': /* carriage return */
781 case '\n': /* newline */
784 case '\b': /* backspace */
788 case '\t': /* tabspace */
789 if (s->x + (8 - (s->x % 8)) > s->width) {
793 s->x = s->x + (8 - (s->x % 8));
796 case '\a': /* alert aka. bell */
797 /* TODO: has to be implemented */
800 /* SI (shift in), character set 0 (ignored) */
803 /* SO (shift out), character set 1 (ignored) */
805 case 27: /* esc (introducing an escape sequence) */
806 s->state = TTY_STATE_ESC;
809 if (s->x >= s->width) {
814 y1 = (s->y_base + s->y) % s->total_height;
815 c = &s->cells[y1 * s->width + s->x];
817 c->t_attrib = s->t_attrib;
818 update_xy(s, s->x, s->y);
823 case TTY_STATE_ESC: /* check if it is a terminal escape sequence */
825 for(i=0;i<MAX_ESC_PARAMS;i++)
826 s->esc_params[i] = 0;
827 s->nb_esc_params = 0;
828 s->state = TTY_STATE_CSI;
830 s->state = TTY_STATE_NORM;
833 case TTY_STATE_CSI: /* handle escape sequence parameters */
834 if (ch >= '0' && ch <= '9') {
835 if (s->nb_esc_params < MAX_ESC_PARAMS) {
836 int *param = &s->esc_params[s->nb_esc_params];
837 int digit = (ch - '0');
839 *param = (*param <= (INT_MAX - digit) / 10) ?
840 *param * 10 + digit : INT_MAX;
843 if (s->nb_esc_params < MAX_ESC_PARAMS)
847 trace_console_putchar_csi(s->esc_params[0], s->esc_params[1],
848 ch, s->nb_esc_params);
849 s->state = TTY_STATE_NORM;
853 if (s->esc_params[0] == 0) {
854 s->esc_params[0] = 1;
856 set_cursor(s, s->x, s->y - s->esc_params[0]);
859 /* move cursor down */
860 if (s->esc_params[0] == 0) {
861 s->esc_params[0] = 1;
863 set_cursor(s, s->x, s->y + s->esc_params[0]);
866 /* move cursor right */
867 if (s->esc_params[0] == 0) {
868 s->esc_params[0] = 1;
870 set_cursor(s, s->x + s->esc_params[0], s->y);
873 /* move cursor left */
874 if (s->esc_params[0] == 0) {
875 s->esc_params[0] = 1;
877 set_cursor(s, s->x - s->esc_params[0], s->y);
880 /* move cursor to column */
881 set_cursor(s, s->esc_params[0] - 1, s->y);
885 /* move cursor to row, column */
886 set_cursor(s, s->esc_params[1] - 1, s->esc_params[0] - 1);
889 switch (s->esc_params[0]) {
891 /* clear to end of screen */
892 for (y = s->y; y < s->height; y++) {
893 for (x = 0; x < s->width; x++) {
894 if (y == s->y && x < s->x) {
897 console_clear_xy(s, x, y);
902 /* clear from beginning of screen */
903 for (y = 0; y <= s->y; 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 entire screen */
914 for (y = 0; y <= s->height; y++) {
915 for (x = 0; x < s->width; x++) {
916 console_clear_xy(s, x, y);
923 switch (s->esc_params[0]) {
926 for(x = s->x; x < s->width; x++) {
927 console_clear_xy(s, x, s->y);
931 /* clear from beginning of line */
932 for (x = 0; x <= s->x; x++) {
933 console_clear_xy(s, x, s->y);
937 /* clear entire line */
938 for(x = 0; x < s->width; x++) {
939 console_clear_xy(s, x, s->y);
945 console_handle_escape(s);
948 /* report cursor position */
949 /* TODO: send ESC[row;colR */
952 /* save cursor position */
957 /* restore cursor position */
962 trace_console_putchar_unhandled(ch);
970 void console_select(unsigned int index)
972 DisplayChangeListener *dcl;
975 trace_console_select(index);
976 s = qemu_console_lookup_by_index(index);
978 DisplayState *ds = s->ds;
982 QLIST_FOREACH(dcl, &ds->listeners, next) {
983 if (dcl->con != NULL) {
986 if (dcl->ops->dpy_gfx_switch) {
987 dcl->ops->dpy_gfx_switch(dcl, s->surface);
990 dpy_gfx_update(s, 0, 0, surface_width(s->surface),
991 surface_height(s->surface));
994 dpy_text_resize(s, s->width, s->height);
996 text_console_update_cursor(NULL);
1000 static int console_puts(CharDriverState *chr, const uint8_t *buf, int len)
1002 QemuConsole *s = chr->opaque;
1005 s->update_x0 = s->width * FONT_WIDTH;
1006 s->update_y0 = s->height * FONT_HEIGHT;
1009 console_show_cursor(s, 0);
1010 for(i = 0; i < len; i++) {
1011 console_putchar(s, buf[i]);
1013 console_show_cursor(s, 1);
1014 if (s->ds->have_gfx && s->update_x0 < s->update_x1) {
1015 dpy_gfx_update(s, s->update_x0, s->update_y0,
1016 s->update_x1 - s->update_x0,
1017 s->update_y1 - s->update_y0);
1022 static void kbd_send_chars(void *opaque)
1024 QemuConsole *s = opaque;
1028 len = qemu_chr_be_can_write(s->chr);
1029 if (len > s->out_fifo.count)
1030 len = s->out_fifo.count;
1032 if (len > sizeof(buf))
1034 qemu_fifo_read(&s->out_fifo, buf, len);
1035 qemu_chr_be_write(s->chr, buf, len);
1037 /* characters are pending: we send them a bit later (XXX:
1038 horrible, should change char device API) */
1039 if (s->out_fifo.count > 0) {
1040 timer_mod(s->kbd_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + 1);
1044 /* called when an ascii key is pressed */
1045 void kbd_put_keysym_console(QemuConsole *s, int keysym)
1047 uint8_t buf[16], *q;
1050 if (!s || (s->console_type == GRAPHIC_CONSOLE))
1054 case QEMU_KEY_CTRL_UP:
1055 console_scroll(s, -1);
1057 case QEMU_KEY_CTRL_DOWN:
1058 console_scroll(s, 1);
1060 case QEMU_KEY_CTRL_PAGEUP:
1061 console_scroll(s, -10);
1063 case QEMU_KEY_CTRL_PAGEDOWN:
1064 console_scroll(s, 10);
1067 /* convert the QEMU keysym to VT100 key string */
1069 if (keysym >= 0xe100 && keysym <= 0xe11f) {
1072 c = keysym - 0xe100;
1074 *q++ = '0' + (c / 10);
1075 *q++ = '0' + (c % 10);
1077 } else if (keysym >= 0xe120 && keysym <= 0xe17f) {
1080 *q++ = keysym & 0xff;
1081 } else if (s->echo && (keysym == '\r' || keysym == '\n')) {
1082 console_puts(s->chr, (const uint8_t *) "\r", 1);
1088 console_puts(s->chr, buf, q - buf);
1090 if (s->chr->chr_read) {
1091 qemu_fifo_write(&s->out_fifo, buf, q - buf);
1098 static const int qcode_to_keysym[Q_KEY_CODE__MAX] = {
1099 [Q_KEY_CODE_UP] = QEMU_KEY_UP,
1100 [Q_KEY_CODE_DOWN] = QEMU_KEY_DOWN,
1101 [Q_KEY_CODE_RIGHT] = QEMU_KEY_RIGHT,
1102 [Q_KEY_CODE_LEFT] = QEMU_KEY_LEFT,
1103 [Q_KEY_CODE_HOME] = QEMU_KEY_HOME,
1104 [Q_KEY_CODE_END] = QEMU_KEY_END,
1105 [Q_KEY_CODE_PGUP] = QEMU_KEY_PAGEUP,
1106 [Q_KEY_CODE_PGDN] = QEMU_KEY_PAGEDOWN,
1107 [Q_KEY_CODE_DELETE] = QEMU_KEY_DELETE,
1110 bool kbd_put_qcode_console(QemuConsole *s, int qcode)
1114 keysym = qcode_to_keysym[qcode];
1118 kbd_put_keysym_console(s, keysym);
1122 void kbd_put_string_console(QemuConsole *s, const char *str, int len)
1126 for (i = 0; i < len && str[i]; i++) {
1127 kbd_put_keysym_console(s, str[i]);
1131 void kbd_put_keysym(int keysym)
1133 kbd_put_keysym_console(active_console, keysym);
1136 static void text_console_invalidate(void *opaque)
1138 QemuConsole *s = (QemuConsole *) opaque;
1140 if (s->ds->have_text && s->console_type == TEXT_CONSOLE) {
1141 text_console_resize(s);
1146 static void text_console_update(void *opaque, console_ch_t *chardata)
1148 QemuConsole *s = (QemuConsole *) opaque;
1151 if (s->text_x[0] <= s->text_x[1]) {
1152 src = (s->y_base + s->text_y[0]) * s->width;
1153 chardata += s->text_y[0] * s->width;
1154 for (i = s->text_y[0]; i <= s->text_y[1]; i ++)
1155 for (j = 0; j < s->width; j++, src++) {
1156 console_write_ch(chardata ++,
1157 ATTR2CHTYPE(s->cells[src].ch,
1158 s->cells[src].t_attrib.fgcol,
1159 s->cells[src].t_attrib.bgcol,
1160 s->cells[src].t_attrib.bold));
1162 dpy_text_update(s, s->text_x[0], s->text_y[0],
1163 s->text_x[1] - s->text_x[0], i - s->text_y[0]);
1164 s->text_x[0] = s->width;
1165 s->text_y[0] = s->height;
1169 if (s->cursor_invalidate) {
1170 dpy_text_cursor(s, s->x, s->y);
1171 s->cursor_invalidate = 0;
1175 static QemuConsole *new_console(DisplayState *ds, console_type_t console_type,
1182 obj = object_new(TYPE_QEMU_CONSOLE);
1183 s = QEMU_CONSOLE(obj);
1185 object_property_add_link(obj, "device", TYPE_DEVICE,
1186 (Object **)&s->device,
1187 object_property_allow_set_link,
1188 OBJ_PROP_LINK_UNREF_ON_RELEASE,
1190 object_property_add_uint32_ptr(obj, "head",
1191 &s->head, &error_abort);
1193 if (!active_console || ((active_console->console_type != GRAPHIC_CONSOLE) &&
1194 (console_type == GRAPHIC_CONSOLE))) {
1198 s->console_type = console_type;
1200 consoles = g_realloc(consoles, sizeof(*consoles) * (nb_consoles+1));
1201 if (console_type != GRAPHIC_CONSOLE) {
1202 s->index = nb_consoles;
1203 consoles[nb_consoles++] = s;
1205 /* HACK: Put graphical consoles before text consoles. */
1206 for (i = nb_consoles; i > 0; i--) {
1207 if (consoles[i - 1]->console_type == GRAPHIC_CONSOLE)
1209 consoles[i] = consoles[i - 1];
1210 consoles[i]->index = i;
1219 static void qemu_alloc_display(DisplaySurface *surface, int width, int height)
1221 qemu_pixman_image_unref(surface->image);
1222 surface->image = NULL;
1224 surface->format = PIXMAN_x8r8g8b8;
1225 surface->image = pixman_image_create_bits(surface->format,
1228 assert(surface->image != NULL);
1230 surface->flags = QEMU_ALLOCATED_FLAG;
1233 DisplaySurface *qemu_create_displaysurface(int width, int height)
1235 DisplaySurface *surface = g_new0(DisplaySurface, 1);
1237 trace_displaysurface_create(surface, width, height);
1238 qemu_alloc_display(surface, width, height);
1242 DisplaySurface *qemu_create_displaysurface_from(int width, int height,
1243 pixman_format_code_t format,
1244 int linesize, uint8_t *data)
1246 DisplaySurface *surface = g_new0(DisplaySurface, 1);
1248 trace_displaysurface_create_from(surface, width, height, format);
1249 surface->format = format;
1250 surface->image = pixman_image_create_bits(surface->format,
1252 (void *)data, linesize);
1253 assert(surface->image != NULL);
1258 static void qemu_unmap_displaysurface_guestmem(pixman_image_t *image,
1261 void *data = pixman_image_get_data(image);
1262 uint32_t size = pixman_image_get_stride(image) *
1263 pixman_image_get_height(image);
1264 cpu_physical_memory_unmap(data, size, 0, 0);
1267 DisplaySurface *qemu_create_displaysurface_guestmem(int width, int height,
1268 pixman_format_code_t format,
1269 int linesize, uint64_t addr)
1271 DisplaySurface *surface;
1275 if (linesize == 0) {
1276 linesize = width * PIXMAN_FORMAT_BPP(format) / 8;
1279 size = (hwaddr)linesize * height;
1280 data = cpu_physical_memory_map(addr, &size, 0);
1281 if (size != (hwaddr)linesize * height) {
1282 cpu_physical_memory_unmap(data, size, 0, 0);
1286 surface = qemu_create_displaysurface_from
1287 (width, height, format, linesize, data);
1288 pixman_image_set_destroy_function
1289 (surface->image, qemu_unmap_displaysurface_guestmem, NULL);
1294 static DisplaySurface *qemu_create_message_surface(int w, int h,
1297 DisplaySurface *surface = qemu_create_displaysurface(w, h);
1298 pixman_color_t bg = color_table_rgb[0][QEMU_COLOR_BLACK];
1299 pixman_color_t fg = color_table_rgb[0][QEMU_COLOR_WHITE];
1300 pixman_image_t *glyph;
1304 x = (w / FONT_WIDTH - len) / 2;
1305 y = (h / FONT_HEIGHT - 1) / 2;
1306 for (i = 0; i < len; i++) {
1307 glyph = qemu_pixman_glyph_from_vgafont(FONT_HEIGHT, vgafont16, msg[i]);
1308 qemu_pixman_glyph_render(glyph, surface->image, &fg, &bg,
1309 x+i, y, FONT_WIDTH, FONT_HEIGHT);
1310 qemu_pixman_image_unref(glyph);
1315 void qemu_free_displaysurface(DisplaySurface *surface)
1317 if (surface == NULL) {
1320 trace_displaysurface_free(surface);
1321 qemu_pixman_image_unref(surface->image);
1325 bool console_has_gl(QemuConsole *con)
1327 return con->gl != NULL;
1330 void register_displaychangelistener(DisplayChangeListener *dcl)
1332 static const char nodev[] =
1333 "This VM has no graphic display device.";
1334 static DisplaySurface *dummy;
1337 if (dcl->ops->dpy_gl_ctx_create) {
1338 /* display has opengl support */
1341 fprintf(stderr, "can't register two opengl displays (%s, %s)\n",
1342 dcl->ops->dpy_name, dcl->con->gl->ops->dpy_name);
1348 trace_displaychangelistener_register(dcl, dcl->ops->dpy_name);
1349 dcl->ds = get_alloc_displaystate();
1350 QLIST_INSERT_HEAD(&dcl->ds->listeners, dcl, next);
1351 gui_setup_refresh(dcl->ds);
1356 con = active_console;
1358 if (dcl->ops->dpy_gfx_switch) {
1360 dcl->ops->dpy_gfx_switch(dcl, con->surface);
1363 dummy = qemu_create_message_surface(640, 480, nodev);
1365 dcl->ops->dpy_gfx_switch(dcl, dummy);
1368 text_console_update_cursor(NULL);
1371 void update_displaychangelistener(DisplayChangeListener *dcl,
1374 DisplayState *ds = dcl->ds;
1376 dcl->update_interval = interval;
1377 if (!ds->refreshing && ds->update_interval > interval) {
1378 timer_mod(ds->gui_timer, ds->last_update + interval);
1382 void unregister_displaychangelistener(DisplayChangeListener *dcl)
1384 DisplayState *ds = dcl->ds;
1385 trace_displaychangelistener_unregister(dcl, dcl->ops->dpy_name);
1389 QLIST_REMOVE(dcl, next);
1390 gui_setup_refresh(ds);
1393 static void dpy_set_ui_info_timer(void *opaque)
1395 QemuConsole *con = opaque;
1397 con->hw_ops->ui_info(con->hw, con->head, &con->ui_info);
1400 bool dpy_ui_info_supported(QemuConsole *con)
1402 return con->hw_ops->ui_info != NULL;
1405 int dpy_set_ui_info(QemuConsole *con, QemuUIInfo *info)
1407 assert(con != NULL);
1408 con->ui_info = *info;
1409 if (!dpy_ui_info_supported(con)) {
1414 * Typically we get a flood of these as the user resizes the window.
1415 * Wait until the dust has settled (one second without updates), then
1416 * go notify the guest.
1418 timer_mod(con->ui_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + 1000);
1422 void dpy_gfx_update(QemuConsole *con, int x, int y, int w, int h)
1424 DisplayState *s = con->ds;
1425 DisplayChangeListener *dcl;
1430 width = surface_width(con->surface);
1431 height = surface_height(con->surface);
1437 w = MIN(w, width - x);
1438 h = MIN(h, height - y);
1440 if (!qemu_console_is_visible(con)) {
1443 QLIST_FOREACH(dcl, &s->listeners, next) {
1444 if (con != (dcl->con ? dcl->con : active_console)) {
1447 if (dcl->ops->dpy_gfx_update) {
1448 dcl->ops->dpy_gfx_update(dcl, x, y, w, h);
1453 void dpy_gfx_replace_surface(QemuConsole *con,
1454 DisplaySurface *surface)
1456 DisplayState *s = con->ds;
1457 DisplaySurface *old_surface = con->surface;
1458 DisplayChangeListener *dcl;
1460 con->surface = surface;
1461 QLIST_FOREACH(dcl, &s->listeners, next) {
1462 if (con != (dcl->con ? dcl->con : active_console)) {
1465 if (dcl->ops->dpy_gfx_switch) {
1466 dcl->ops->dpy_gfx_switch(dcl, surface);
1469 qemu_free_displaysurface(old_surface);
1472 bool dpy_gfx_check_format(QemuConsole *con,
1473 pixman_format_code_t format)
1475 DisplayChangeListener *dcl;
1476 DisplayState *s = con->ds;
1478 QLIST_FOREACH(dcl, &s->listeners, next) {
1479 if (dcl->con && dcl->con != con) {
1480 /* dcl bound to another console -> skip */
1483 if (dcl->ops->dpy_gfx_check_format) {
1484 if (!dcl->ops->dpy_gfx_check_format(dcl, format)) {
1488 /* default is to whitelist native 32 bpp only */
1489 if (format != qemu_default_pixman_format(32, true)) {
1497 static void dpy_refresh(DisplayState *s)
1499 DisplayChangeListener *dcl;
1501 QLIST_FOREACH(dcl, &s->listeners, next) {
1502 if (dcl->ops->dpy_refresh) {
1503 dcl->ops->dpy_refresh(dcl);
1508 void dpy_gfx_copy(QemuConsole *con, int src_x, int src_y,
1509 int dst_x, int dst_y, int w, int h)
1511 DisplayState *s = con->ds;
1512 DisplayChangeListener *dcl;
1514 if (!qemu_console_is_visible(con)) {
1517 QLIST_FOREACH(dcl, &s->listeners, next) {
1518 if (con != (dcl->con ? dcl->con : active_console)) {
1521 if (dcl->ops->dpy_gfx_copy) {
1522 dcl->ops->dpy_gfx_copy(dcl, src_x, src_y, dst_x, dst_y, w, h);
1524 dcl->ops->dpy_gfx_update(dcl, dst_x, dst_y, w, h);
1529 void dpy_text_cursor(QemuConsole *con, int x, int y)
1531 DisplayState *s = con->ds;
1532 DisplayChangeListener *dcl;
1534 if (!qemu_console_is_visible(con)) {
1537 QLIST_FOREACH(dcl, &s->listeners, next) {
1538 if (con != (dcl->con ? dcl->con : active_console)) {
1541 if (dcl->ops->dpy_text_cursor) {
1542 dcl->ops->dpy_text_cursor(dcl, x, y);
1547 void dpy_text_update(QemuConsole *con, int x, int y, int w, int h)
1549 DisplayState *s = con->ds;
1550 DisplayChangeListener *dcl;
1552 if (!qemu_console_is_visible(con)) {
1555 QLIST_FOREACH(dcl, &s->listeners, next) {
1556 if (con != (dcl->con ? dcl->con : active_console)) {
1559 if (dcl->ops->dpy_text_update) {
1560 dcl->ops->dpy_text_update(dcl, x, y, w, h);
1565 void dpy_text_resize(QemuConsole *con, int w, int h)
1567 DisplayState *s = con->ds;
1568 DisplayChangeListener *dcl;
1570 if (!qemu_console_is_visible(con)) {
1573 QLIST_FOREACH(dcl, &s->listeners, next) {
1574 if (con != (dcl->con ? dcl->con : active_console)) {
1577 if (dcl->ops->dpy_text_resize) {
1578 dcl->ops->dpy_text_resize(dcl, w, h);
1583 void dpy_mouse_set(QemuConsole *con, int x, int y, int on)
1585 DisplayState *s = con->ds;
1586 DisplayChangeListener *dcl;
1588 if (!qemu_console_is_visible(con)) {
1591 QLIST_FOREACH(dcl, &s->listeners, next) {
1592 if (con != (dcl->con ? dcl->con : active_console)) {
1595 if (dcl->ops->dpy_mouse_set) {
1596 dcl->ops->dpy_mouse_set(dcl, x, y, on);
1601 void dpy_cursor_define(QemuConsole *con, QEMUCursor *cursor)
1603 DisplayState *s = con->ds;
1604 DisplayChangeListener *dcl;
1606 if (!qemu_console_is_visible(con)) {
1609 QLIST_FOREACH(dcl, &s->listeners, next) {
1610 if (con != (dcl->con ? dcl->con : active_console)) {
1613 if (dcl->ops->dpy_cursor_define) {
1614 dcl->ops->dpy_cursor_define(dcl, cursor);
1619 bool dpy_cursor_define_supported(QemuConsole *con)
1621 DisplayState *s = con->ds;
1622 DisplayChangeListener *dcl;
1624 QLIST_FOREACH(dcl, &s->listeners, next) {
1625 if (dcl->ops->dpy_cursor_define) {
1632 QEMUGLContext dpy_gl_ctx_create(QemuConsole *con,
1633 struct QEMUGLParams *qparams)
1636 return con->gl->ops->dpy_gl_ctx_create(con->gl, qparams);
1639 void dpy_gl_ctx_destroy(QemuConsole *con, QEMUGLContext ctx)
1642 con->gl->ops->dpy_gl_ctx_destroy(con->gl, ctx);
1645 int dpy_gl_ctx_make_current(QemuConsole *con, QEMUGLContext ctx)
1648 return con->gl->ops->dpy_gl_ctx_make_current(con->gl, ctx);
1651 QEMUGLContext dpy_gl_ctx_get_current(QemuConsole *con)
1654 return con->gl->ops->dpy_gl_ctx_get_current(con->gl);
1657 void dpy_gl_scanout(QemuConsole *con,
1658 uint32_t backing_id, bool backing_y_0_top,
1659 uint32_t x, uint32_t y, uint32_t width, uint32_t height)
1662 con->gl->ops->dpy_gl_scanout(con->gl, backing_id,
1664 x, y, width, height);
1667 void dpy_gl_update(QemuConsole *con,
1668 uint32_t x, uint32_t y, uint32_t w, uint32_t h)
1671 con->gl->ops->dpy_gl_update(con->gl, x, y, w, h);
1674 /***********************************************************/
1675 /* register display */
1677 /* console.c internal use only */
1678 static DisplayState *get_alloc_displaystate(void)
1680 if (!display_state) {
1681 display_state = g_new0(DisplayState, 1);
1682 cursor_timer = timer_new_ms(QEMU_CLOCK_REALTIME,
1683 text_console_update_cursor, NULL);
1685 return display_state;
1689 * Called by main(), after creating QemuConsoles
1690 * and before initializing ui (sdl/vnc/...).
1692 DisplayState *init_displaystate(void)
1697 get_alloc_displaystate();
1698 for (i = 0; i < nb_consoles; i++) {
1699 if (consoles[i]->console_type != GRAPHIC_CONSOLE &&
1700 consoles[i]->ds == NULL) {
1701 text_console_do_init(consoles[i]->chr, display_state);
1704 /* Hook up into the qom tree here (not in new_console()), once
1705 * all QemuConsoles are created and the order / numbering
1706 * doesn't change any more */
1707 name = g_strdup_printf("console[%d]", i);
1708 object_property_add_child(container_get(object_get_root(), "/backend"),
1709 name, OBJECT(consoles[i]), &error_abort);
1713 return display_state;
1716 void graphic_console_set_hwops(QemuConsole *con,
1717 const GraphicHwOps *hw_ops,
1720 con->hw_ops = hw_ops;
1724 QemuConsole *graphic_console_init(DeviceState *dev, uint32_t head,
1725 const GraphicHwOps *hw_ops,
1728 static const char noinit[] =
1729 "Guest has not initialized the display (yet).";
1735 ds = get_alloc_displaystate();
1736 trace_console_gfx_new();
1737 s = new_console(ds, GRAPHIC_CONSOLE, head);
1738 s->ui_timer = timer_new_ms(QEMU_CLOCK_REALTIME, dpy_set_ui_info_timer, s);
1739 graphic_console_set_hwops(s, hw_ops, opaque);
1741 object_property_set_link(OBJECT(s), OBJECT(dev), "device",
1745 s->surface = qemu_create_message_surface(width, height, noinit);
1749 QemuConsole *qemu_console_lookup_by_index(unsigned int index)
1751 if (index >= nb_consoles) {
1754 return consoles[index];
1757 QemuConsole *qemu_console_lookup_by_device(DeviceState *dev, uint32_t head)
1763 for (i = 0; i < nb_consoles; i++) {
1767 obj = object_property_get_link(OBJECT(consoles[i]),
1768 "device", &error_abort);
1769 if (DEVICE(obj) != dev) {
1772 h = object_property_get_int(OBJECT(consoles[i]),
1773 "head", &error_abort);
1782 bool qemu_console_is_visible(QemuConsole *con)
1784 return (con == active_console) || (con->dcls > 0);
1787 bool qemu_console_is_graphic(QemuConsole *con)
1790 con = active_console;
1792 return con && (con->console_type == GRAPHIC_CONSOLE);
1795 bool qemu_console_is_fixedsize(QemuConsole *con)
1798 con = active_console;
1800 return con && (con->console_type != TEXT_CONSOLE);
1803 char *qemu_console_get_label(QemuConsole *con)
1805 if (con->console_type == GRAPHIC_CONSOLE) {
1807 return g_strdup(object_get_typename(con->device));
1809 return g_strdup("VGA");
1811 if (con->chr && con->chr->label) {
1812 return g_strdup(con->chr->label);
1814 return g_strdup_printf("vc%d", con->index);
1818 int qemu_console_get_index(QemuConsole *con)
1821 con = active_console;
1823 return con ? con->index : -1;
1826 uint32_t qemu_console_get_head(QemuConsole *con)
1829 con = active_console;
1831 return con ? con->head : -1;
1834 QemuUIInfo *qemu_console_get_ui_info(QemuConsole *con)
1836 assert(con != NULL);
1837 return &con->ui_info;
1840 int qemu_console_get_width(QemuConsole *con, int fallback)
1843 con = active_console;
1845 return con ? surface_width(con->surface) : fallback;
1848 int qemu_console_get_height(QemuConsole *con, int fallback)
1851 con = active_console;
1853 return con ? surface_height(con->surface) : fallback;
1856 static void text_console_set_echo(CharDriverState *chr, bool echo)
1858 QemuConsole *s = chr->opaque;
1863 static void text_console_update_cursor_timer(void)
1865 timer_mod(cursor_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME)
1866 + CONSOLE_CURSOR_PERIOD / 2);
1869 static void text_console_update_cursor(void *opaque)
1874 cursor_visible_phase = !cursor_visible_phase;
1876 for (i = 0; i < nb_consoles; i++) {
1878 if (qemu_console_is_graphic(s) ||
1879 !qemu_console_is_visible(s)) {
1883 graphic_hw_invalidate(s);
1887 text_console_update_cursor_timer();
1891 static const GraphicHwOps text_console_ops = {
1892 .invalidate = text_console_invalidate,
1893 .text_update = text_console_update,
1896 static void text_console_do_init(CharDriverState *chr, DisplayState *ds)
1899 int g_width = 80 * FONT_WIDTH;
1900 int g_height = 24 * FONT_HEIGHT;
1904 chr->chr_write = console_puts;
1906 s->out_fifo.buf = s->out_fifo_buf;
1907 s->out_fifo.buf_size = sizeof(s->out_fifo_buf);
1908 s->kbd_timer = timer_new_ms(QEMU_CLOCK_REALTIME, kbd_send_chars, s);
1913 s->total_height = DEFAULT_BACKSCROLL;
1917 if (active_console && active_console->surface) {
1918 g_width = surface_width(active_console->surface);
1919 g_height = surface_height(active_console->surface);
1921 s->surface = qemu_create_displaysurface(g_width, g_height);
1924 s->hw_ops = &text_console_ops;
1927 /* Set text attribute defaults */
1928 s->t_attrib_default.bold = 0;
1929 s->t_attrib_default.uline = 0;
1930 s->t_attrib_default.blink = 0;
1931 s->t_attrib_default.invers = 0;
1932 s->t_attrib_default.unvisible = 0;
1933 s->t_attrib_default.fgcol = QEMU_COLOR_WHITE;
1934 s->t_attrib_default.bgcol = QEMU_COLOR_BLACK;
1935 /* set current text attributes to default */
1936 s->t_attrib = s->t_attrib_default;
1937 text_console_resize(s);
1943 s->t_attrib.bgcol = QEMU_COLOR_BLUE;
1944 len = snprintf(msg, sizeof(msg), "%s console\r\n", chr->label);
1945 console_puts(chr, (uint8_t*)msg, len);
1946 s->t_attrib = s->t_attrib_default;
1949 qemu_chr_be_generic_open(chr);
1954 static CharDriverState *text_console_init(ChardevVC *vc, Error **errp)
1956 ChardevCommon *common = qapi_ChardevVC_base(vc);
1957 CharDriverState *chr;
1960 unsigned height = 0;
1962 chr = qemu_chr_alloc(common, errp);
1967 if (vc->has_width) {
1969 } else if (vc->has_cols) {
1970 width = vc->cols * FONT_WIDTH;
1973 if (vc->has_height) {
1974 height = vc->height;
1975 } else if (vc->has_rows) {
1976 height = vc->rows * FONT_HEIGHT;
1979 trace_console_txt_new(width, height);
1980 if (width == 0 || height == 0) {
1981 s = new_console(NULL, TEXT_CONSOLE, 0);
1983 s = new_console(NULL, TEXT_CONSOLE_FIXED_SIZE, 0);
1984 s->surface = qemu_create_displaysurface(width, height);
1989 error_setg(errp, "cannot create text console");
1995 chr->chr_set_echo = text_console_set_echo;
1996 /* console/chardev init sometimes completes elsewhere in a 2nd
1997 * stage, so defer OPENED events until they are fully initialized
1999 chr->explicit_be_open = true;
2001 if (display_state) {
2002 text_console_do_init(chr, display_state);
2007 static VcHandler *vc_handler = text_console_init;
2009 static CharDriverState *vc_init(const char *id, ChardevBackend *backend,
2010 ChardevReturn *ret, Error **errp)
2012 return vc_handler(backend->u.vc, errp);
2015 void register_vc_handler(VcHandler *handler)
2017 vc_handler = handler;
2020 void qemu_console_resize(QemuConsole *s, int width, int height)
2022 DisplaySurface *surface;
2024 assert(s->console_type == GRAPHIC_CONSOLE);
2025 surface = qemu_create_displaysurface(width, height);
2026 dpy_gfx_replace_surface(s, surface);
2029 void qemu_console_copy(QemuConsole *con, int src_x, int src_y,
2030 int dst_x, int dst_y, int w, int h)
2032 assert(con->console_type == GRAPHIC_CONSOLE);
2033 dpy_gfx_copy(con, src_x, src_y, dst_x, dst_y, w, h);
2036 DisplaySurface *qemu_console_surface(QemuConsole *console)
2038 return console->surface;
2041 PixelFormat qemu_default_pixelformat(int bpp)
2043 pixman_format_code_t fmt = qemu_default_pixman_format(bpp, true);
2044 PixelFormat pf = qemu_pixelformat_from_pixman(fmt);
2048 static void qemu_chr_parse_vc(QemuOpts *opts, ChardevBackend *backend,
2053 backend->u.vc = g_new0(ChardevVC, 1);
2055 val = qemu_opt_get_number(opts, "width", 0);
2057 backend->u.vc->has_width = true;
2058 backend->u.vc->width = val;
2061 val = qemu_opt_get_number(opts, "height", 0);
2063 backend->u.vc->has_height = true;
2064 backend->u.vc->height = val;
2067 val = qemu_opt_get_number(opts, "cols", 0);
2069 backend->u.vc->has_cols = true;
2070 backend->u.vc->cols = val;
2073 val = qemu_opt_get_number(opts, "rows", 0);
2075 backend->u.vc->has_rows = true;
2076 backend->u.vc->rows = val;
2080 static const TypeInfo qemu_console_info = {
2081 .name = TYPE_QEMU_CONSOLE,
2082 .parent = TYPE_OBJECT,
2083 .instance_size = sizeof(QemuConsole),
2084 .class_size = sizeof(QemuConsoleClass),
2088 static void register_types(void)
2090 type_register_static(&qemu_console_info);
2091 register_char_driver("vc", CHARDEV_BACKEND_KIND_VC, qemu_chr_parse_vc,
2095 type_init(register_types);