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/osdep.h"
25 #include "qemu-common.h"
26 #include "ui/console.h"
27 #include "hw/qdev-core.h"
28 #include "qemu/timer.h"
29 #include "qmp-commands.h"
30 #include "sysemu/char.h"
32 #include "exec/memory.h"
34 #define DEFAULT_BACKSCROLL 512
35 #define CONSOLE_CURSOR_PERIOD 500
37 typedef struct TextAttributes {
47 typedef struct TextCell {
49 TextAttributes t_attrib;
52 #define MAX_ESC_PARAMS 3
60 typedef struct QEMUFIFO {
63 int count, wptr, rptr;
66 static int qemu_fifo_write(QEMUFIFO *f, const uint8_t *buf, int len1)
70 l = f->buf_size - f->count;
75 l = f->buf_size - f->wptr;
78 memcpy(f->buf + f->wptr, buf, l);
80 if (f->wptr >= f->buf_size)
89 static int qemu_fifo_read(QEMUFIFO *f, uint8_t *buf, int len1)
97 l = f->buf_size - f->rptr;
100 memcpy(buf, f->buf + f->rptr, l);
102 if (f->rptr >= f->buf_size)
114 TEXT_CONSOLE_FIXED_SIZE
121 console_type_t console_type;
123 DisplaySurface *surface;
125 DisplayChangeListener *gl;
128 /* Graphic console state. */
133 const GraphicHwOps *hw_ops;
136 /* Text console state */
140 int backscroll_height;
142 int x_saved, y_saved;
145 TextAttributes t_attrib_default; /* default text attributes */
146 TextAttributes t_attrib; /* currently active text attributes */
148 int text_x[2], text_y[2], cursor_invalidate;
157 int esc_params[MAX_ESC_PARAMS];
160 CharDriverState *chr;
161 /* fifo for key pressed */
163 uint8_t out_fifo_buf[16];
164 QEMUTimer *kbd_timer;
167 struct DisplayState {
168 QEMUTimer *gui_timer;
169 uint64_t last_update;
170 uint64_t update_interval;
175 QLIST_HEAD(, DisplayChangeListener) listeners;
178 static DisplayState *display_state;
179 static QemuConsole *active_console;
180 static QemuConsole **consoles;
181 static int nb_consoles = 0;
182 static bool cursor_visible_phase;
183 static QEMUTimer *cursor_timer;
185 static void text_console_do_init(CharDriverState *chr, DisplayState *ds);
186 static void dpy_refresh(DisplayState *s);
187 static DisplayState *get_alloc_displaystate(void);
188 static void text_console_update_cursor_timer(void);
189 static void text_console_update_cursor(void *opaque);
191 static void gui_update(void *opaque)
193 uint64_t interval = GUI_REFRESH_INTERVAL_IDLE;
194 uint64_t dcl_interval;
195 DisplayState *ds = opaque;
196 DisplayChangeListener *dcl;
199 ds->refreshing = true;
201 ds->refreshing = false;
203 QLIST_FOREACH(dcl, &ds->listeners, next) {
204 dcl_interval = dcl->update_interval ?
205 dcl->update_interval : GUI_REFRESH_INTERVAL_DEFAULT;
206 if (interval > dcl_interval) {
207 interval = dcl_interval;
210 if (ds->update_interval != interval) {
211 ds->update_interval = interval;
212 for (i = 0; i < nb_consoles; i++) {
213 if (consoles[i]->hw_ops->update_interval) {
214 consoles[i]->hw_ops->update_interval(consoles[i]->hw, interval);
217 trace_console_refresh(interval);
219 ds->last_update = qemu_clock_get_ms(QEMU_CLOCK_REALTIME);
220 timer_mod(ds->gui_timer, ds->last_update + interval);
223 static void gui_setup_refresh(DisplayState *ds)
225 DisplayChangeListener *dcl;
226 bool need_timer = false;
227 bool have_gfx = false;
228 bool have_text = false;
230 QLIST_FOREACH(dcl, &ds->listeners, next) {
231 if (dcl->ops->dpy_refresh != NULL) {
234 if (dcl->ops->dpy_gfx_update != NULL) {
237 if (dcl->ops->dpy_text_update != NULL) {
242 if (need_timer && ds->gui_timer == NULL) {
243 ds->gui_timer = timer_new_ms(QEMU_CLOCK_REALTIME, gui_update, ds);
244 timer_mod(ds->gui_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME));
246 if (!need_timer && ds->gui_timer != NULL) {
247 timer_del(ds->gui_timer);
248 timer_free(ds->gui_timer);
249 ds->gui_timer = NULL;
252 ds->have_gfx = have_gfx;
253 ds->have_text = have_text;
256 void graphic_hw_update(QemuConsole *con)
259 con = active_console;
261 if (con && con->hw_ops->gfx_update) {
262 con->hw_ops->gfx_update(con->hw);
266 void graphic_hw_gl_block(QemuConsole *con, bool block)
270 con->gl_block = block;
271 if (con->hw_ops->gl_block) {
272 con->hw_ops->gl_block(con->hw, block);
276 void graphic_hw_invalidate(QemuConsole *con)
279 con = active_console;
281 if (con && con->hw_ops->invalidate) {
282 con->hw_ops->invalidate(con->hw);
286 static void ppm_save(const char *filename, DisplaySurface *ds,
289 int width = pixman_image_get_width(ds->image);
290 int height = pixman_image_get_height(ds->image);
295 pixman_image_t *linebuf;
297 trace_ppm_save(filename, ds);
298 fd = qemu_open(filename, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY, 0666);
300 error_setg(errp, "failed to open file '%s': %s", filename,
304 f = fdopen(fd, "wb");
305 ret = fprintf(f, "P6\n%d %d\n%d\n", width, height, 255);
310 linebuf = qemu_pixman_linebuf_create(PIXMAN_BE_r8g8b8, width);
311 for (y = 0; y < height; y++) {
312 qemu_pixman_linebuf_fill(linebuf, ds->image, width, 0, y);
314 ret = fwrite(pixman_image_get_data(linebuf), 1,
315 pixman_image_get_stride(linebuf), f);
323 qemu_pixman_image_unref(linebuf);
328 error_setg(errp, "failed to write to file '%s': %s", filename,
334 void qmp_screendump(const char *filename, Error **errp)
336 QemuConsole *con = qemu_console_lookup_by_index(0);
337 DisplaySurface *surface;
340 error_setg(errp, "There is no QemuConsole I can screendump from.");
344 graphic_hw_update(con);
345 surface = qemu_console_surface(con);
346 ppm_save(filename, surface, errp);
349 void graphic_hw_text_update(QemuConsole *con, console_ch_t *chardata)
352 con = active_console;
354 if (con && con->hw_ops->text_update) {
355 con->hw_ops->text_update(con->hw, chardata);
359 static void vga_fill_rect(QemuConsole *con,
360 int posx, int posy, int width, int height,
361 pixman_color_t color)
363 DisplaySurface *surface = qemu_console_surface(con);
364 pixman_rectangle16_t rect = {
365 .x = posx, .y = posy, .width = width, .height = height
368 pixman_image_fill_rectangles(PIXMAN_OP_SRC, surface->image,
372 /* copy from (xs, ys) to (xd, yd) a rectangle of size (w, h) */
373 static void vga_bitblt(QemuConsole *con,
374 int xs, int ys, int xd, int yd, int w, int h)
376 DisplaySurface *surface = qemu_console_surface(con);
378 pixman_image_composite(PIXMAN_OP_SRC,
379 surface->image, NULL, surface->image,
380 xs, ys, 0, 0, xd, yd, w, h);
383 /***********************************************************/
384 /* basic char display */
386 #define FONT_HEIGHT 16
391 #define QEMU_RGB(r, g, b) \
392 { .red = r << 8, .green = g << 8, .blue = b << 8, .alpha = 0xffff }
394 static const pixman_color_t color_table_rgb[2][8] = {
396 [QEMU_COLOR_BLACK] = QEMU_RGB(0x00, 0x00, 0x00), /* black */
397 [QEMU_COLOR_BLUE] = QEMU_RGB(0x00, 0x00, 0xaa), /* blue */
398 [QEMU_COLOR_GREEN] = QEMU_RGB(0x00, 0xaa, 0x00), /* green */
399 [QEMU_COLOR_CYAN] = QEMU_RGB(0x00, 0xaa, 0xaa), /* cyan */
400 [QEMU_COLOR_RED] = QEMU_RGB(0xaa, 0x00, 0x00), /* red */
401 [QEMU_COLOR_MAGENTA] = QEMU_RGB(0xaa, 0x00, 0xaa), /* magenta */
402 [QEMU_COLOR_YELLOW] = QEMU_RGB(0xaa, 0xaa, 0x00), /* yellow */
403 [QEMU_COLOR_WHITE] = QEMU_RGB(0xaa, 0xaa, 0xaa), /* white */
406 [QEMU_COLOR_BLACK] = QEMU_RGB(0x00, 0x00, 0x00), /* black */
407 [QEMU_COLOR_BLUE] = QEMU_RGB(0x00, 0x00, 0xff), /* blue */
408 [QEMU_COLOR_GREEN] = QEMU_RGB(0x00, 0xff, 0x00), /* green */
409 [QEMU_COLOR_CYAN] = QEMU_RGB(0x00, 0xff, 0xff), /* cyan */
410 [QEMU_COLOR_RED] = QEMU_RGB(0xff, 0x00, 0x00), /* red */
411 [QEMU_COLOR_MAGENTA] = QEMU_RGB(0xff, 0x00, 0xff), /* magenta */
412 [QEMU_COLOR_YELLOW] = QEMU_RGB(0xff, 0xff, 0x00), /* yellow */
413 [QEMU_COLOR_WHITE] = QEMU_RGB(0xff, 0xff, 0xff), /* white */
417 static void vga_putcharxy(QemuConsole *s, int x, int y, int ch,
418 TextAttributes *t_attrib)
420 static pixman_image_t *glyphs[256];
421 DisplaySurface *surface = qemu_console_surface(s);
422 pixman_color_t fgcol, bgcol;
424 if (t_attrib->invers) {
425 bgcol = color_table_rgb[t_attrib->bold][t_attrib->fgcol];
426 fgcol = color_table_rgb[t_attrib->bold][t_attrib->bgcol];
428 fgcol = color_table_rgb[t_attrib->bold][t_attrib->fgcol];
429 bgcol = color_table_rgb[t_attrib->bold][t_attrib->bgcol];
433 glyphs[ch] = qemu_pixman_glyph_from_vgafont(FONT_HEIGHT, vgafont16, ch);
435 qemu_pixman_glyph_render(glyphs[ch], surface->image,
436 &fgcol, &bgcol, x, y, FONT_WIDTH, FONT_HEIGHT);
439 static void text_console_resize(QemuConsole *s)
441 TextCell *cells, *c, *c1;
442 int w1, x, y, last_width;
444 last_width = s->width;
445 s->width = surface_width(s->surface) / FONT_WIDTH;
446 s->height = surface_height(s->surface) / FONT_HEIGHT;
452 cells = g_new(TextCell, s->width * s->total_height);
453 for(y = 0; y < s->total_height; y++) {
454 c = &cells[y * s->width];
456 c1 = &s->cells[y * last_width];
457 for(x = 0; x < w1; x++) {
461 for(x = w1; x < s->width; x++) {
463 c->t_attrib = s->t_attrib_default;
471 static inline void text_update_xy(QemuConsole *s, int x, int y)
473 s->text_x[0] = MIN(s->text_x[0], x);
474 s->text_x[1] = MAX(s->text_x[1], x);
475 s->text_y[0] = MIN(s->text_y[0], y);
476 s->text_y[1] = MAX(s->text_y[1], y);
479 static void invalidate_xy(QemuConsole *s, int x, int y)
481 if (!qemu_console_is_visible(s)) {
484 if (s->update_x0 > x * FONT_WIDTH)
485 s->update_x0 = x * FONT_WIDTH;
486 if (s->update_y0 > y * FONT_HEIGHT)
487 s->update_y0 = y * FONT_HEIGHT;
488 if (s->update_x1 < (x + 1) * FONT_WIDTH)
489 s->update_x1 = (x + 1) * FONT_WIDTH;
490 if (s->update_y1 < (y + 1) * FONT_HEIGHT)
491 s->update_y1 = (y + 1) * FONT_HEIGHT;
494 static void update_xy(QemuConsole *s, int x, int y)
499 if (s->ds->have_text) {
500 text_update_xy(s, x, y);
503 y1 = (s->y_base + y) % s->total_height;
504 y2 = y1 - s->y_displayed;
506 y2 += s->total_height;
508 if (y2 < s->height) {
509 c = &s->cells[y1 * s->width + x];
510 vga_putcharxy(s, x, y2, c->ch,
512 invalidate_xy(s, x, y2);
516 static void console_show_cursor(QemuConsole *s, int show)
522 if (s->ds->have_text) {
523 s->cursor_invalidate = 1;
529 y1 = (s->y_base + s->y) % s->total_height;
530 y = y1 - s->y_displayed;
532 y += s->total_height;
535 c = &s->cells[y1 * s->width + x];
536 if (show && cursor_visible_phase) {
537 TextAttributes t_attrib = s->t_attrib_default;
538 t_attrib.invers = !(t_attrib.invers); /* invert fg and bg */
539 vga_putcharxy(s, x, y, c->ch, &t_attrib);
541 vga_putcharxy(s, x, y, c->ch, &(c->t_attrib));
543 invalidate_xy(s, x, y);
547 static void console_refresh(QemuConsole *s)
549 DisplaySurface *surface = qemu_console_surface(s);
553 if (s->ds->have_text) {
556 s->text_x[1] = s->width - 1;
557 s->text_y[1] = s->height - 1;
558 s->cursor_invalidate = 1;
561 vga_fill_rect(s, 0, 0, surface_width(surface), surface_height(surface),
562 color_table_rgb[0][QEMU_COLOR_BLACK]);
564 for (y = 0; y < s->height; y++) {
565 c = s->cells + y1 * s->width;
566 for (x = 0; x < s->width; x++) {
567 vga_putcharxy(s, x, y, c->ch,
571 if (++y1 == s->total_height) {
575 console_show_cursor(s, 1);
576 dpy_gfx_update(s, 0, 0,
577 surface_width(surface), surface_height(surface));
580 static void console_scroll(QemuConsole *s, int ydelta)
585 for(i = 0; i < ydelta; i++) {
586 if (s->y_displayed == s->y_base)
588 if (++s->y_displayed == s->total_height)
593 i = s->backscroll_height;
594 if (i > s->total_height - s->height)
595 i = s->total_height - s->height;
598 y1 += s->total_height;
599 for(i = 0; i < ydelta; i++) {
600 if (s->y_displayed == y1)
602 if (--s->y_displayed < 0)
603 s->y_displayed = s->total_height - 1;
609 static void console_put_lf(QemuConsole *s)
615 if (s->y >= s->height) {
616 s->y = s->height - 1;
618 if (s->y_displayed == s->y_base) {
619 if (++s->y_displayed == s->total_height)
622 if (++s->y_base == s->total_height)
624 if (s->backscroll_height < s->total_height)
625 s->backscroll_height++;
626 y1 = (s->y_base + s->height - 1) % s->total_height;
627 c = &s->cells[y1 * s->width];
628 for(x = 0; x < s->width; x++) {
630 c->t_attrib = s->t_attrib_default;
633 if (s->y_displayed == s->y_base) {
634 if (s->ds->have_text) {
637 s->text_x[1] = s->width - 1;
638 s->text_y[1] = s->height - 1;
641 vga_bitblt(s, 0, FONT_HEIGHT, 0, 0,
642 s->width * FONT_WIDTH,
643 (s->height - 1) * FONT_HEIGHT);
644 vga_fill_rect(s, 0, (s->height - 1) * FONT_HEIGHT,
645 s->width * FONT_WIDTH, FONT_HEIGHT,
646 color_table_rgb[0][s->t_attrib_default.bgcol]);
649 s->update_x1 = s->width * FONT_WIDTH;
650 s->update_y1 = s->height * FONT_HEIGHT;
655 /* Set console attributes depending on the current escape codes.
656 * NOTE: I know this code is not very efficient (checking every color for it
657 * self) but it is more readable and better maintainable.
659 static void console_handle_escape(QemuConsole *s)
663 for (i=0; i<s->nb_esc_params; i++) {
664 switch (s->esc_params[i]) {
665 case 0: /* reset all console attributes to default */
666 s->t_attrib = s->t_attrib_default;
669 s->t_attrib.bold = 1;
672 s->t_attrib.uline = 1;
675 s->t_attrib.blink = 1;
678 s->t_attrib.invers = 1;
681 s->t_attrib.unvisible = 1;
684 s->t_attrib.bold = 0;
687 s->t_attrib.uline = 0;
690 s->t_attrib.blink = 0;
693 s->t_attrib.invers = 0;
696 s->t_attrib.unvisible = 0;
698 /* set foreground color */
700 s->t_attrib.fgcol = QEMU_COLOR_BLACK;
703 s->t_attrib.fgcol = QEMU_COLOR_RED;
706 s->t_attrib.fgcol = QEMU_COLOR_GREEN;
709 s->t_attrib.fgcol = QEMU_COLOR_YELLOW;
712 s->t_attrib.fgcol = QEMU_COLOR_BLUE;
715 s->t_attrib.fgcol = QEMU_COLOR_MAGENTA;
718 s->t_attrib.fgcol = QEMU_COLOR_CYAN;
721 s->t_attrib.fgcol = QEMU_COLOR_WHITE;
723 /* set background color */
725 s->t_attrib.bgcol = QEMU_COLOR_BLACK;
728 s->t_attrib.bgcol = QEMU_COLOR_RED;
731 s->t_attrib.bgcol = QEMU_COLOR_GREEN;
734 s->t_attrib.bgcol = QEMU_COLOR_YELLOW;
737 s->t_attrib.bgcol = QEMU_COLOR_BLUE;
740 s->t_attrib.bgcol = QEMU_COLOR_MAGENTA;
743 s->t_attrib.bgcol = QEMU_COLOR_CYAN;
746 s->t_attrib.bgcol = QEMU_COLOR_WHITE;
752 static void console_clear_xy(QemuConsole *s, int x, int y)
754 int y1 = (s->y_base + y) % s->total_height;
755 TextCell *c = &s->cells[y1 * s->width + x];
757 c->t_attrib = s->t_attrib_default;
761 static void console_put_one(QemuConsole *s, int ch)
765 if (s->x >= s->width) {
770 y1 = (s->y_base + s->y) % s->total_height;
771 c = &s->cells[y1 * s->width + s->x];
773 c->t_attrib = s->t_attrib;
774 update_xy(s, s->x, s->y);
778 static void console_respond_str(QemuConsole *s, const char *buf)
781 console_put_one(s, *buf);
786 /* set cursor, checking bounds */
787 static void set_cursor(QemuConsole *s, int x, int y)
795 if (y >= s->height) {
806 static void console_putchar(QemuConsole *s, int ch)
815 case '\r': /* carriage return */
818 case '\n': /* newline */
821 case '\b': /* backspace */
825 case '\t': /* tabspace */
826 if (s->x + (8 - (s->x % 8)) > s->width) {
830 s->x = s->x + (8 - (s->x % 8));
833 case '\a': /* alert aka. bell */
834 /* TODO: has to be implemented */
837 /* SI (shift in), character set 0 (ignored) */
840 /* SO (shift out), character set 1 (ignored) */
842 case 27: /* esc (introducing an escape sequence) */
843 s->state = TTY_STATE_ESC;
846 console_put_one(s, ch);
850 case TTY_STATE_ESC: /* check if it is a terminal escape sequence */
852 for(i=0;i<MAX_ESC_PARAMS;i++)
853 s->esc_params[i] = 0;
854 s->nb_esc_params = 0;
855 s->state = TTY_STATE_CSI;
857 s->state = TTY_STATE_NORM;
860 case TTY_STATE_CSI: /* handle escape sequence parameters */
861 if (ch >= '0' && ch <= '9') {
862 if (s->nb_esc_params < MAX_ESC_PARAMS) {
863 int *param = &s->esc_params[s->nb_esc_params];
864 int digit = (ch - '0');
866 *param = (*param <= (INT_MAX - digit) / 10) ?
867 *param * 10 + digit : INT_MAX;
870 if (s->nb_esc_params < MAX_ESC_PARAMS)
874 trace_console_putchar_csi(s->esc_params[0], s->esc_params[1],
875 ch, s->nb_esc_params);
876 s->state = TTY_STATE_NORM;
880 if (s->esc_params[0] == 0) {
881 s->esc_params[0] = 1;
883 set_cursor(s, s->x, s->y - s->esc_params[0]);
886 /* move cursor down */
887 if (s->esc_params[0] == 0) {
888 s->esc_params[0] = 1;
890 set_cursor(s, s->x, s->y + s->esc_params[0]);
893 /* move cursor right */
894 if (s->esc_params[0] == 0) {
895 s->esc_params[0] = 1;
897 set_cursor(s, s->x + s->esc_params[0], s->y);
900 /* move cursor left */
901 if (s->esc_params[0] == 0) {
902 s->esc_params[0] = 1;
904 set_cursor(s, s->x - s->esc_params[0], s->y);
907 /* move cursor to column */
908 set_cursor(s, s->esc_params[0] - 1, s->y);
912 /* move cursor to row, column */
913 set_cursor(s, s->esc_params[1] - 1, s->esc_params[0] - 1);
916 switch (s->esc_params[0]) {
918 /* clear to end of screen */
919 for (y = s->y; y < s->height; y++) {
920 for (x = 0; x < s->width; x++) {
921 if (y == s->y && x < s->x) {
924 console_clear_xy(s, x, y);
929 /* clear from beginning of screen */
930 for (y = 0; y <= s->y; y++) {
931 for (x = 0; x < s->width; x++) {
932 if (y == s->y && x > s->x) {
935 console_clear_xy(s, x, y);
940 /* clear entire screen */
941 for (y = 0; y <= s->height; y++) {
942 for (x = 0; x < s->width; x++) {
943 console_clear_xy(s, x, y);
950 switch (s->esc_params[0]) {
953 for(x = s->x; x < s->width; x++) {
954 console_clear_xy(s, x, s->y);
958 /* clear from beginning of line */
959 for (x = 0; x <= s->x; x++) {
960 console_clear_xy(s, x, s->y);
964 /* clear entire line */
965 for(x = 0; x < s->width; x++) {
966 console_clear_xy(s, x, s->y);
972 console_handle_escape(s);
975 switch (s->esc_params[0]) {
977 /* report console status (always succeed)*/
978 console_respond_str(s, "\033[0n");
981 /* report cursor position */
982 sprintf(response, "\033[%d;%dR",
983 (s->y_base + s->y) % s->total_height + 1,
985 console_respond_str(s, response);
990 /* save cursor position */
995 /* restore cursor position */
1000 trace_console_putchar_unhandled(ch);
1008 void console_select(unsigned int index)
1010 DisplayChangeListener *dcl;
1013 trace_console_select(index);
1014 s = qemu_console_lookup_by_index(index);
1016 DisplayState *ds = s->ds;
1020 QLIST_FOREACH(dcl, &ds->listeners, next) {
1021 if (dcl->con != NULL) {
1024 if (dcl->ops->dpy_gfx_switch) {
1025 dcl->ops->dpy_gfx_switch(dcl, s->surface);
1028 dpy_gfx_update(s, 0, 0, surface_width(s->surface),
1029 surface_height(s->surface));
1031 if (ds->have_text) {
1032 dpy_text_resize(s, s->width, s->height);
1034 text_console_update_cursor(NULL);
1038 static int console_puts(CharDriverState *chr, const uint8_t *buf, int len)
1040 QemuConsole *s = chr->opaque;
1043 s->update_x0 = s->width * FONT_WIDTH;
1044 s->update_y0 = s->height * FONT_HEIGHT;
1047 console_show_cursor(s, 0);
1048 for(i = 0; i < len; i++) {
1049 console_putchar(s, buf[i]);
1051 console_show_cursor(s, 1);
1052 if (s->ds->have_gfx && s->update_x0 < s->update_x1) {
1053 dpy_gfx_update(s, s->update_x0, s->update_y0,
1054 s->update_x1 - s->update_x0,
1055 s->update_y1 - s->update_y0);
1060 static void kbd_send_chars(void *opaque)
1062 QemuConsole *s = opaque;
1066 len = qemu_chr_be_can_write(s->chr);
1067 if (len > s->out_fifo.count)
1068 len = s->out_fifo.count;
1070 if (len > sizeof(buf))
1072 qemu_fifo_read(&s->out_fifo, buf, len);
1073 qemu_chr_be_write(s->chr, buf, len);
1075 /* characters are pending: we send them a bit later (XXX:
1076 horrible, should change char device API) */
1077 if (s->out_fifo.count > 0) {
1078 timer_mod(s->kbd_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + 1);
1082 /* called when an ascii key is pressed */
1083 void kbd_put_keysym_console(QemuConsole *s, int keysym)
1085 uint8_t buf[16], *q;
1088 if (!s || (s->console_type == GRAPHIC_CONSOLE))
1092 case QEMU_KEY_CTRL_UP:
1093 console_scroll(s, -1);
1095 case QEMU_KEY_CTRL_DOWN:
1096 console_scroll(s, 1);
1098 case QEMU_KEY_CTRL_PAGEUP:
1099 console_scroll(s, -10);
1101 case QEMU_KEY_CTRL_PAGEDOWN:
1102 console_scroll(s, 10);
1105 /* convert the QEMU keysym to VT100 key string */
1107 if (keysym >= 0xe100 && keysym <= 0xe11f) {
1110 c = keysym - 0xe100;
1112 *q++ = '0' + (c / 10);
1113 *q++ = '0' + (c % 10);
1115 } else if (keysym >= 0xe120 && keysym <= 0xe17f) {
1118 *q++ = keysym & 0xff;
1119 } else if (s->echo && (keysym == '\r' || keysym == '\n')) {
1120 console_puts(s->chr, (const uint8_t *) "\r", 1);
1126 console_puts(s->chr, buf, q - buf);
1128 if (s->chr->chr_read) {
1129 qemu_fifo_write(&s->out_fifo, buf, q - buf);
1136 static const int qcode_to_keysym[Q_KEY_CODE__MAX] = {
1137 [Q_KEY_CODE_UP] = QEMU_KEY_UP,
1138 [Q_KEY_CODE_DOWN] = QEMU_KEY_DOWN,
1139 [Q_KEY_CODE_RIGHT] = QEMU_KEY_RIGHT,
1140 [Q_KEY_CODE_LEFT] = QEMU_KEY_LEFT,
1141 [Q_KEY_CODE_HOME] = QEMU_KEY_HOME,
1142 [Q_KEY_CODE_END] = QEMU_KEY_END,
1143 [Q_KEY_CODE_PGUP] = QEMU_KEY_PAGEUP,
1144 [Q_KEY_CODE_PGDN] = QEMU_KEY_PAGEDOWN,
1145 [Q_KEY_CODE_DELETE] = QEMU_KEY_DELETE,
1146 [Q_KEY_CODE_BACKSPACE] = QEMU_KEY_BACKSPACE,
1149 bool kbd_put_qcode_console(QemuConsole *s, int qcode)
1153 keysym = qcode_to_keysym[qcode];
1157 kbd_put_keysym_console(s, keysym);
1161 void kbd_put_string_console(QemuConsole *s, const char *str, int len)
1165 for (i = 0; i < len && str[i]; i++) {
1166 kbd_put_keysym_console(s, str[i]);
1170 void kbd_put_keysym(int keysym)
1172 kbd_put_keysym_console(active_console, keysym);
1175 static void text_console_invalidate(void *opaque)
1177 QemuConsole *s = (QemuConsole *) opaque;
1179 if (s->ds->have_text && s->console_type == TEXT_CONSOLE) {
1180 text_console_resize(s);
1185 static void text_console_update(void *opaque, console_ch_t *chardata)
1187 QemuConsole *s = (QemuConsole *) opaque;
1190 if (s->text_x[0] <= s->text_x[1]) {
1191 src = (s->y_base + s->text_y[0]) * s->width;
1192 chardata += s->text_y[0] * s->width;
1193 for (i = s->text_y[0]; i <= s->text_y[1]; i ++)
1194 for (j = 0; j < s->width; j++, src++) {
1195 console_write_ch(chardata ++,
1196 ATTR2CHTYPE(s->cells[src].ch,
1197 s->cells[src].t_attrib.fgcol,
1198 s->cells[src].t_attrib.bgcol,
1199 s->cells[src].t_attrib.bold));
1201 dpy_text_update(s, s->text_x[0], s->text_y[0],
1202 s->text_x[1] - s->text_x[0], i - s->text_y[0]);
1203 s->text_x[0] = s->width;
1204 s->text_y[0] = s->height;
1208 if (s->cursor_invalidate) {
1209 dpy_text_cursor(s, s->x, s->y);
1210 s->cursor_invalidate = 0;
1214 static QemuConsole *new_console(DisplayState *ds, console_type_t console_type,
1221 obj = object_new(TYPE_QEMU_CONSOLE);
1222 s = QEMU_CONSOLE(obj);
1224 object_property_add_link(obj, "device", TYPE_DEVICE,
1225 (Object **)&s->device,
1226 object_property_allow_set_link,
1227 OBJ_PROP_LINK_UNREF_ON_RELEASE,
1229 object_property_add_uint32_ptr(obj, "head",
1230 &s->head, &error_abort);
1232 if (!active_console || ((active_console->console_type != GRAPHIC_CONSOLE) &&
1233 (console_type == GRAPHIC_CONSOLE))) {
1237 s->console_type = console_type;
1239 consoles = g_realloc(consoles, sizeof(*consoles) * (nb_consoles+1));
1240 if (console_type != GRAPHIC_CONSOLE) {
1241 s->index = nb_consoles;
1242 consoles[nb_consoles++] = s;
1244 /* HACK: Put graphical consoles before text consoles. */
1245 for (i = nb_consoles; i > 0; i--) {
1246 if (consoles[i - 1]->console_type == GRAPHIC_CONSOLE)
1248 consoles[i] = consoles[i - 1];
1249 consoles[i]->index = i;
1258 static void qemu_alloc_display(DisplaySurface *surface, int width, int height)
1260 qemu_pixman_image_unref(surface->image);
1261 surface->image = NULL;
1263 surface->format = PIXMAN_x8r8g8b8;
1264 surface->image = pixman_image_create_bits(surface->format,
1267 assert(surface->image != NULL);
1269 surface->flags = QEMU_ALLOCATED_FLAG;
1272 DisplaySurface *qemu_create_displaysurface(int width, int height)
1274 DisplaySurface *surface = g_new0(DisplaySurface, 1);
1276 trace_displaysurface_create(surface, width, height);
1277 qemu_alloc_display(surface, width, height);
1281 DisplaySurface *qemu_create_displaysurface_from(int width, int height,
1282 pixman_format_code_t format,
1283 int linesize, uint8_t *data)
1285 DisplaySurface *surface = g_new0(DisplaySurface, 1);
1287 trace_displaysurface_create_from(surface, width, height, format);
1288 surface->format = format;
1289 surface->image = pixman_image_create_bits(surface->format,
1291 (void *)data, linesize);
1292 assert(surface->image != NULL);
1297 DisplaySurface *qemu_create_displaysurface_pixman(pixman_image_t *image)
1299 DisplaySurface *surface = g_new0(DisplaySurface, 1);
1301 trace_displaysurface_create_pixman(surface);
1302 surface->format = pixman_image_get_format(image);
1303 surface->image = pixman_image_ref(image);
1308 static void qemu_unmap_displaysurface_guestmem(pixman_image_t *image,
1311 void *data = pixman_image_get_data(image);
1312 uint32_t size = pixman_image_get_stride(image) *
1313 pixman_image_get_height(image);
1314 cpu_physical_memory_unmap(data, size, 0, 0);
1317 DisplaySurface *qemu_create_displaysurface_guestmem(int width, int height,
1318 pixman_format_code_t format,
1319 int linesize, uint64_t addr)
1321 DisplaySurface *surface;
1325 if (linesize == 0) {
1326 linesize = width * PIXMAN_FORMAT_BPP(format) / 8;
1329 size = (hwaddr)linesize * height;
1330 data = cpu_physical_memory_map(addr, &size, 0);
1331 if (size != (hwaddr)linesize * height) {
1332 cpu_physical_memory_unmap(data, size, 0, 0);
1336 surface = qemu_create_displaysurface_from
1337 (width, height, format, linesize, data);
1338 pixman_image_set_destroy_function
1339 (surface->image, qemu_unmap_displaysurface_guestmem, NULL);
1344 static DisplaySurface *qemu_create_message_surface(int w, int h,
1347 DisplaySurface *surface = qemu_create_displaysurface(w, h);
1348 pixman_color_t bg = color_table_rgb[0][QEMU_COLOR_BLACK];
1349 pixman_color_t fg = color_table_rgb[0][QEMU_COLOR_WHITE];
1350 pixman_image_t *glyph;
1354 x = (w / FONT_WIDTH - len) / 2;
1355 y = (h / FONT_HEIGHT - 1) / 2;
1356 for (i = 0; i < len; i++) {
1357 glyph = qemu_pixman_glyph_from_vgafont(FONT_HEIGHT, vgafont16, msg[i]);
1358 qemu_pixman_glyph_render(glyph, surface->image, &fg, &bg,
1359 x+i, y, FONT_WIDTH, FONT_HEIGHT);
1360 qemu_pixman_image_unref(glyph);
1365 void qemu_free_displaysurface(DisplaySurface *surface)
1367 if (surface == NULL) {
1370 trace_displaysurface_free(surface);
1371 qemu_pixman_image_unref(surface->image);
1375 bool console_has_gl(QemuConsole *con)
1377 return con->gl != NULL;
1380 void register_displaychangelistener(DisplayChangeListener *dcl)
1382 static const char nodev[] =
1383 "This VM has no graphic display device.";
1384 static DisplaySurface *dummy;
1387 if (dcl->ops->dpy_gl_ctx_create) {
1388 /* display has opengl support */
1391 fprintf(stderr, "can't register two opengl displays (%s, %s)\n",
1392 dcl->ops->dpy_name, dcl->con->gl->ops->dpy_name);
1398 trace_displaychangelistener_register(dcl, dcl->ops->dpy_name);
1399 dcl->ds = get_alloc_displaystate();
1400 QLIST_INSERT_HEAD(&dcl->ds->listeners, dcl, next);
1401 gui_setup_refresh(dcl->ds);
1406 con = active_console;
1408 if (dcl->ops->dpy_gfx_switch) {
1410 dcl->ops->dpy_gfx_switch(dcl, con->surface);
1413 dummy = qemu_create_message_surface(640, 480, nodev);
1415 dcl->ops->dpy_gfx_switch(dcl, dummy);
1418 text_console_update_cursor(NULL);
1421 void update_displaychangelistener(DisplayChangeListener *dcl,
1424 DisplayState *ds = dcl->ds;
1426 dcl->update_interval = interval;
1427 if (!ds->refreshing && ds->update_interval > interval) {
1428 timer_mod(ds->gui_timer, ds->last_update + interval);
1432 void unregister_displaychangelistener(DisplayChangeListener *dcl)
1434 DisplayState *ds = dcl->ds;
1435 trace_displaychangelistener_unregister(dcl, dcl->ops->dpy_name);
1439 QLIST_REMOVE(dcl, next);
1440 gui_setup_refresh(ds);
1443 static void dpy_set_ui_info_timer(void *opaque)
1445 QemuConsole *con = opaque;
1447 con->hw_ops->ui_info(con->hw, con->head, &con->ui_info);
1450 bool dpy_ui_info_supported(QemuConsole *con)
1452 return con->hw_ops->ui_info != NULL;
1455 int dpy_set_ui_info(QemuConsole *con, QemuUIInfo *info)
1457 assert(con != NULL);
1459 if (!dpy_ui_info_supported(con)) {
1462 if (memcmp(&con->ui_info, info, sizeof(con->ui_info)) == 0) {
1463 /* nothing changed -- ignore */
1468 * Typically we get a flood of these as the user resizes the window.
1469 * Wait until the dust has settled (one second without updates), then
1470 * go notify the guest.
1472 con->ui_info = *info;
1473 timer_mod(con->ui_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + 1000);
1477 void dpy_gfx_update(QemuConsole *con, int x, int y, int w, int h)
1479 DisplayState *s = con->ds;
1480 DisplayChangeListener *dcl;
1485 width = surface_width(con->surface);
1486 height = surface_height(con->surface);
1492 w = MIN(w, width - x);
1493 h = MIN(h, height - y);
1495 if (!qemu_console_is_visible(con)) {
1498 QLIST_FOREACH(dcl, &s->listeners, next) {
1499 if (con != (dcl->con ? dcl->con : active_console)) {
1502 if (dcl->ops->dpy_gfx_update) {
1503 dcl->ops->dpy_gfx_update(dcl, x, y, w, h);
1508 void dpy_gfx_replace_surface(QemuConsole *con,
1509 DisplaySurface *surface)
1511 DisplayState *s = con->ds;
1512 DisplaySurface *old_surface = con->surface;
1513 DisplayChangeListener *dcl;
1515 con->surface = surface;
1516 QLIST_FOREACH(dcl, &s->listeners, next) {
1517 if (con != (dcl->con ? dcl->con : active_console)) {
1520 if (dcl->ops->dpy_gfx_switch) {
1521 dcl->ops->dpy_gfx_switch(dcl, surface);
1524 qemu_free_displaysurface(old_surface);
1527 bool dpy_gfx_check_format(QemuConsole *con,
1528 pixman_format_code_t format)
1530 DisplayChangeListener *dcl;
1531 DisplayState *s = con->ds;
1533 QLIST_FOREACH(dcl, &s->listeners, next) {
1534 if (dcl->con && dcl->con != con) {
1535 /* dcl bound to another console -> skip */
1538 if (dcl->ops->dpy_gfx_check_format) {
1539 if (!dcl->ops->dpy_gfx_check_format(dcl, format)) {
1543 /* default is to whitelist native 32 bpp only */
1544 if (format != qemu_default_pixman_format(32, true)) {
1552 static void dpy_refresh(DisplayState *s)
1554 DisplayChangeListener *dcl;
1556 QLIST_FOREACH(dcl, &s->listeners, next) {
1557 if (dcl->ops->dpy_refresh) {
1558 dcl->ops->dpy_refresh(dcl);
1563 void dpy_gfx_copy(QemuConsole *con, int src_x, int src_y,
1564 int dst_x, int dst_y, int w, int h)
1566 DisplayState *s = con->ds;
1567 DisplayChangeListener *dcl;
1569 if (!qemu_console_is_visible(con)) {
1572 QLIST_FOREACH(dcl, &s->listeners, next) {
1573 if (con != (dcl->con ? dcl->con : active_console)) {
1576 if (dcl->ops->dpy_gfx_copy) {
1577 dcl->ops->dpy_gfx_copy(dcl, src_x, src_y, dst_x, dst_y, w, h);
1579 dcl->ops->dpy_gfx_update(dcl, dst_x, dst_y, w, h);
1584 void dpy_text_cursor(QemuConsole *con, int x, int y)
1586 DisplayState *s = con->ds;
1587 DisplayChangeListener *dcl;
1589 if (!qemu_console_is_visible(con)) {
1592 QLIST_FOREACH(dcl, &s->listeners, next) {
1593 if (con != (dcl->con ? dcl->con : active_console)) {
1596 if (dcl->ops->dpy_text_cursor) {
1597 dcl->ops->dpy_text_cursor(dcl, x, y);
1602 void dpy_text_update(QemuConsole *con, int x, int y, int w, int h)
1604 DisplayState *s = con->ds;
1605 DisplayChangeListener *dcl;
1607 if (!qemu_console_is_visible(con)) {
1610 QLIST_FOREACH(dcl, &s->listeners, next) {
1611 if (con != (dcl->con ? dcl->con : active_console)) {
1614 if (dcl->ops->dpy_text_update) {
1615 dcl->ops->dpy_text_update(dcl, x, y, w, h);
1620 void dpy_text_resize(QemuConsole *con, int w, int h)
1622 DisplayState *s = con->ds;
1623 DisplayChangeListener *dcl;
1625 if (!qemu_console_is_visible(con)) {
1628 QLIST_FOREACH(dcl, &s->listeners, next) {
1629 if (con != (dcl->con ? dcl->con : active_console)) {
1632 if (dcl->ops->dpy_text_resize) {
1633 dcl->ops->dpy_text_resize(dcl, w, h);
1638 void dpy_mouse_set(QemuConsole *con, int x, int y, int on)
1640 DisplayState *s = con->ds;
1641 DisplayChangeListener *dcl;
1643 if (!qemu_console_is_visible(con)) {
1646 QLIST_FOREACH(dcl, &s->listeners, next) {
1647 if (con != (dcl->con ? dcl->con : active_console)) {
1650 if (dcl->ops->dpy_mouse_set) {
1651 dcl->ops->dpy_mouse_set(dcl, x, y, on);
1656 void dpy_cursor_define(QemuConsole *con, QEMUCursor *cursor)
1658 DisplayState *s = con->ds;
1659 DisplayChangeListener *dcl;
1661 if (!qemu_console_is_visible(con)) {
1664 QLIST_FOREACH(dcl, &s->listeners, next) {
1665 if (con != (dcl->con ? dcl->con : active_console)) {
1668 if (dcl->ops->dpy_cursor_define) {
1669 dcl->ops->dpy_cursor_define(dcl, cursor);
1674 bool dpy_cursor_define_supported(QemuConsole *con)
1676 DisplayState *s = con->ds;
1677 DisplayChangeListener *dcl;
1679 QLIST_FOREACH(dcl, &s->listeners, next) {
1680 if (dcl->ops->dpy_cursor_define) {
1687 QEMUGLContext dpy_gl_ctx_create(QemuConsole *con,
1688 struct QEMUGLParams *qparams)
1691 return con->gl->ops->dpy_gl_ctx_create(con->gl, qparams);
1694 void dpy_gl_ctx_destroy(QemuConsole *con, QEMUGLContext ctx)
1697 con->gl->ops->dpy_gl_ctx_destroy(con->gl, ctx);
1700 int dpy_gl_ctx_make_current(QemuConsole *con, QEMUGLContext ctx)
1703 return con->gl->ops->dpy_gl_ctx_make_current(con->gl, ctx);
1706 QEMUGLContext dpy_gl_ctx_get_current(QemuConsole *con)
1709 return con->gl->ops->dpy_gl_ctx_get_current(con->gl);
1712 void dpy_gl_scanout(QemuConsole *con,
1713 uint32_t backing_id, bool backing_y_0_top,
1714 uint32_t backing_width, uint32_t backing_height,
1715 uint32_t x, uint32_t y, uint32_t width, uint32_t height)
1718 con->gl->ops->dpy_gl_scanout(con->gl, backing_id,
1720 backing_width, backing_height,
1721 x, y, width, height);
1724 void dpy_gl_update(QemuConsole *con,
1725 uint32_t x, uint32_t y, uint32_t w, uint32_t h)
1728 con->gl->ops->dpy_gl_update(con->gl, x, y, w, h);
1731 /***********************************************************/
1732 /* register display */
1734 /* console.c internal use only */
1735 static DisplayState *get_alloc_displaystate(void)
1737 if (!display_state) {
1738 display_state = g_new0(DisplayState, 1);
1739 cursor_timer = timer_new_ms(QEMU_CLOCK_REALTIME,
1740 text_console_update_cursor, NULL);
1742 return display_state;
1746 * Called by main(), after creating QemuConsoles
1747 * and before initializing ui (sdl/vnc/...).
1749 DisplayState *init_displaystate(void)
1754 get_alloc_displaystate();
1755 for (i = 0; i < nb_consoles; i++) {
1756 if (consoles[i]->console_type != GRAPHIC_CONSOLE &&
1757 consoles[i]->ds == NULL) {
1758 text_console_do_init(consoles[i]->chr, display_state);
1761 /* Hook up into the qom tree here (not in new_console()), once
1762 * all QemuConsoles are created and the order / numbering
1763 * doesn't change any more */
1764 name = g_strdup_printf("console[%d]", i);
1765 object_property_add_child(container_get(object_get_root(), "/backend"),
1766 name, OBJECT(consoles[i]), &error_abort);
1770 return display_state;
1773 void graphic_console_set_hwops(QemuConsole *con,
1774 const GraphicHwOps *hw_ops,
1777 con->hw_ops = hw_ops;
1781 QemuConsole *graphic_console_init(DeviceState *dev, uint32_t head,
1782 const GraphicHwOps *hw_ops,
1785 static const char noinit[] =
1786 "Guest has not initialized the display (yet).";
1792 ds = get_alloc_displaystate();
1793 trace_console_gfx_new();
1794 s = new_console(ds, GRAPHIC_CONSOLE, head);
1795 s->ui_timer = timer_new_ms(QEMU_CLOCK_REALTIME, dpy_set_ui_info_timer, s);
1796 graphic_console_set_hwops(s, hw_ops, opaque);
1798 object_property_set_link(OBJECT(s), OBJECT(dev), "device",
1802 s->surface = qemu_create_message_surface(width, height, noinit);
1806 QemuConsole *qemu_console_lookup_by_index(unsigned int index)
1808 if (index >= nb_consoles) {
1811 return consoles[index];
1814 QemuConsole *qemu_console_lookup_by_device(DeviceState *dev, uint32_t head)
1820 for (i = 0; i < nb_consoles; i++) {
1824 obj = object_property_get_link(OBJECT(consoles[i]),
1825 "device", &error_abort);
1826 if (DEVICE(obj) != dev) {
1829 h = object_property_get_int(OBJECT(consoles[i]),
1830 "head", &error_abort);
1839 QemuConsole *qemu_console_lookup_by_device_name(const char *device_id,
1840 uint32_t head, Error **errp)
1845 dev = qdev_find_recursive(sysbus_get_default(), device_id);
1847 error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND,
1848 "Device '%s' not found", device_id);
1852 con = qemu_console_lookup_by_device(dev, head);
1854 error_setg(errp, "Device %s (head %d) is not bound to a QemuConsole",
1862 bool qemu_console_is_visible(QemuConsole *con)
1864 return (con == active_console) || (con->dcls > 0);
1867 bool qemu_console_is_graphic(QemuConsole *con)
1870 con = active_console;
1872 return con && (con->console_type == GRAPHIC_CONSOLE);
1875 bool qemu_console_is_fixedsize(QemuConsole *con)
1878 con = active_console;
1880 return con && (con->console_type != TEXT_CONSOLE);
1883 bool qemu_console_is_gl_blocked(QemuConsole *con)
1885 assert(con != NULL);
1886 return con->gl_block;
1889 char *qemu_console_get_label(QemuConsole *con)
1891 if (con->console_type == GRAPHIC_CONSOLE) {
1893 return g_strdup(object_get_typename(con->device));
1895 return g_strdup("VGA");
1897 if (con->chr && con->chr->label) {
1898 return g_strdup(con->chr->label);
1900 return g_strdup_printf("vc%d", con->index);
1904 int qemu_console_get_index(QemuConsole *con)
1907 con = active_console;
1909 return con ? con->index : -1;
1912 uint32_t qemu_console_get_head(QemuConsole *con)
1915 con = active_console;
1917 return con ? con->head : -1;
1920 QemuUIInfo *qemu_console_get_ui_info(QemuConsole *con)
1922 assert(con != NULL);
1923 return &con->ui_info;
1926 int qemu_console_get_width(QemuConsole *con, int fallback)
1929 con = active_console;
1931 return con ? surface_width(con->surface) : fallback;
1934 int qemu_console_get_height(QemuConsole *con, int fallback)
1937 con = active_console;
1939 return con ? surface_height(con->surface) : fallback;
1942 static void text_console_set_echo(CharDriverState *chr, bool echo)
1944 QemuConsole *s = chr->opaque;
1949 static void text_console_update_cursor_timer(void)
1951 timer_mod(cursor_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME)
1952 + CONSOLE_CURSOR_PERIOD / 2);
1955 static void text_console_update_cursor(void *opaque)
1960 cursor_visible_phase = !cursor_visible_phase;
1962 for (i = 0; i < nb_consoles; i++) {
1964 if (qemu_console_is_graphic(s) ||
1965 !qemu_console_is_visible(s)) {
1969 graphic_hw_invalidate(s);
1973 text_console_update_cursor_timer();
1977 static const GraphicHwOps text_console_ops = {
1978 .invalidate = text_console_invalidate,
1979 .text_update = text_console_update,
1982 static void text_console_do_init(CharDriverState *chr, DisplayState *ds)
1985 int g_width = 80 * FONT_WIDTH;
1986 int g_height = 24 * FONT_HEIGHT;
1990 chr->chr_write = console_puts;
1992 s->out_fifo.buf = s->out_fifo_buf;
1993 s->out_fifo.buf_size = sizeof(s->out_fifo_buf);
1994 s->kbd_timer = timer_new_ms(QEMU_CLOCK_REALTIME, kbd_send_chars, s);
1999 s->total_height = DEFAULT_BACKSCROLL;
2003 if (active_console && active_console->surface) {
2004 g_width = surface_width(active_console->surface);
2005 g_height = surface_height(active_console->surface);
2007 s->surface = qemu_create_displaysurface(g_width, g_height);
2010 s->hw_ops = &text_console_ops;
2013 /* Set text attribute defaults */
2014 s->t_attrib_default.bold = 0;
2015 s->t_attrib_default.uline = 0;
2016 s->t_attrib_default.blink = 0;
2017 s->t_attrib_default.invers = 0;
2018 s->t_attrib_default.unvisible = 0;
2019 s->t_attrib_default.fgcol = QEMU_COLOR_WHITE;
2020 s->t_attrib_default.bgcol = QEMU_COLOR_BLACK;
2021 /* set current text attributes to default */
2022 s->t_attrib = s->t_attrib_default;
2023 text_console_resize(s);
2029 s->t_attrib.bgcol = QEMU_COLOR_BLUE;
2030 len = snprintf(msg, sizeof(msg), "%s console\r\n", chr->label);
2031 console_puts(chr, (uint8_t*)msg, len);
2032 s->t_attrib = s->t_attrib_default;
2035 qemu_chr_be_generic_open(chr);
2040 static CharDriverState *text_console_init(ChardevVC *vc, Error **errp)
2042 ChardevCommon *common = qapi_ChardevVC_base(vc);
2043 CharDriverState *chr;
2046 unsigned height = 0;
2048 chr = qemu_chr_alloc(common, errp);
2053 if (vc->has_width) {
2055 } else if (vc->has_cols) {
2056 width = vc->cols * FONT_WIDTH;
2059 if (vc->has_height) {
2060 height = vc->height;
2061 } else if (vc->has_rows) {
2062 height = vc->rows * FONT_HEIGHT;
2065 trace_console_txt_new(width, height);
2066 if (width == 0 || height == 0) {
2067 s = new_console(NULL, TEXT_CONSOLE, 0);
2069 s = new_console(NULL, TEXT_CONSOLE_FIXED_SIZE, 0);
2070 s->surface = qemu_create_displaysurface(width, height);
2075 error_setg(errp, "cannot create text console");
2081 chr->chr_set_echo = text_console_set_echo;
2082 /* console/chardev init sometimes completes elsewhere in a 2nd
2083 * stage, so defer OPENED events until they are fully initialized
2085 chr->explicit_be_open = true;
2087 if (display_state) {
2088 text_console_do_init(chr, display_state);
2093 static VcHandler *vc_handler = text_console_init;
2095 static CharDriverState *vc_init(const char *id, ChardevBackend *backend,
2096 ChardevReturn *ret, Error **errp)
2098 return vc_handler(backend->u.vc.data, errp);
2101 void register_vc_handler(VcHandler *handler)
2103 vc_handler = handler;
2106 void qemu_console_resize(QemuConsole *s, int width, int height)
2108 DisplaySurface *surface;
2110 assert(s->console_type == GRAPHIC_CONSOLE);
2113 pixman_image_get_width(s->surface->image) == width &&
2114 pixman_image_get_height(s->surface->image) == height) {
2118 surface = qemu_create_displaysurface(width, height);
2119 dpy_gfx_replace_surface(s, surface);
2122 void qemu_console_copy(QemuConsole *con, int src_x, int src_y,
2123 int dst_x, int dst_y, int w, int h)
2125 assert(con->console_type == GRAPHIC_CONSOLE);
2126 dpy_gfx_copy(con, src_x, src_y, dst_x, dst_y, w, h);
2129 DisplaySurface *qemu_console_surface(QemuConsole *console)
2131 return console->surface;
2134 PixelFormat qemu_default_pixelformat(int bpp)
2136 pixman_format_code_t fmt = qemu_default_pixman_format(bpp, true);
2137 PixelFormat pf = qemu_pixelformat_from_pixman(fmt);
2141 static void qemu_chr_parse_vc(QemuOpts *opts, ChardevBackend *backend,
2147 vc = backend->u.vc.data = g_new0(ChardevVC, 1);
2148 qemu_chr_parse_common(opts, qapi_ChardevVC_base(vc));
2150 val = qemu_opt_get_number(opts, "width", 0);
2152 vc->has_width = true;
2156 val = qemu_opt_get_number(opts, "height", 0);
2158 vc->has_height = true;
2162 val = qemu_opt_get_number(opts, "cols", 0);
2164 vc->has_cols = true;
2168 val = qemu_opt_get_number(opts, "rows", 0);
2170 vc->has_rows = true;
2175 static const TypeInfo qemu_console_info = {
2176 .name = TYPE_QEMU_CONSOLE,
2177 .parent = TYPE_OBJECT,
2178 .instance_size = sizeof(QemuConsole),
2179 .class_size = sizeof(QemuConsoleClass),
2183 static void register_types(void)
2185 type_register_static(&qemu_console_info);
2186 register_char_driver("vc", CHARDEV_BACKEND_KIND_VC, qemu_chr_parse_vc,
2190 type_init(register_types);