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"
26 #include "qemu-timer.h"
28 //#define DEBUG_CONSOLE
29 #define DEFAULT_BACKSCROLL 512
30 #define MAX_CONSOLES 12
32 #define QEMU_RGBA(r, g, b, a) (((a) << 24) | ((r) << 16) | ((g) << 8) | (b))
33 #define QEMU_RGB(r, g, b) QEMU_RGBA(r, g, b, 0xff)
35 typedef struct TextAttributes {
45 typedef struct TextCell {
47 TextAttributes t_attrib;
50 #define MAX_ESC_PARAMS 3
58 typedef struct QEMUFIFO {
61 int count, wptr, rptr;
64 static int qemu_fifo_write(QEMUFIFO *f, const uint8_t *buf, int len1)
68 l = f->buf_size - f->count;
73 l = f->buf_size - f->wptr;
76 memcpy(f->buf + f->wptr, buf, l);
78 if (f->wptr >= f->buf_size)
87 static int qemu_fifo_read(QEMUFIFO *f, uint8_t *buf, int len1)
95 l = f->buf_size - f->rptr;
98 memcpy(buf, f->buf + f->rptr, l);
100 if (f->rptr >= f->buf_size)
112 TEXT_CONSOLE_FIXED_SIZE
115 /* ??? This is mis-named.
116 It is used for both text and graphical consoles. */
119 console_type_t console_type;
121 /* Graphic console state. */
122 vga_hw_update_ptr hw_update;
123 vga_hw_invalidate_ptr hw_invalidate;
124 vga_hw_screen_dump_ptr hw_screen_dump;
125 vga_hw_text_update_ptr hw_text_update;
128 int g_width, g_height;
132 int backscroll_height;
134 int x_saved, y_saved;
137 TextAttributes t_attrib_default; /* default text attributes */
138 TextAttributes t_attrib; /* currently active text attributes */
140 int text_x[2], text_y[2], cursor_invalidate;
149 int esc_params[MAX_ESC_PARAMS];
152 CharDriverState *chr;
153 /* fifo for key pressed */
155 uint8_t out_fifo_buf[16];
156 QEMUTimer *kbd_timer;
159 static DisplayState *display_state;
160 static TextConsole *active_console;
161 static TextConsole *consoles[MAX_CONSOLES];
162 static int nb_consoles = 0;
164 void vga_hw_update(void)
166 if (active_console && active_console->hw_update)
167 active_console->hw_update(active_console->hw);
170 void vga_hw_invalidate(void)
172 if (active_console && active_console->hw_invalidate)
173 active_console->hw_invalidate(active_console->hw);
176 void vga_hw_screen_dump(const char *filename)
178 TextConsole *previous_active_console;
181 previous_active_console = active_console;
182 cswitch = previous_active_console && previous_active_console->index != 0;
184 /* There is currently no way of specifying which screen we want to dump,
185 so always dump the first one. */
189 if (consoles[0] && consoles[0]->hw_screen_dump) {
190 consoles[0]->hw_screen_dump(consoles[0]->hw, filename, cswitch);
192 error_report("screen dump not implemented");
196 console_select(previous_active_console->index);
200 void vga_hw_text_update(console_ch_t *chardata)
202 if (active_console && active_console->hw_text_update)
203 active_console->hw_text_update(active_console->hw, chardata);
206 /* convert a RGBA color to a color index usable in graphic primitives */
207 static unsigned int vga_get_color(DisplayState *ds, unsigned int rgba)
209 unsigned int r, g, b, color;
211 switch(ds_get_bits_per_pixel(ds)) {
214 r = (rgba >> 16) & 0xff;
215 g = (rgba >> 8) & 0xff;
217 color = (rgb_to_index[r] * 6 * 6) +
218 (rgb_to_index[g] * 6) +
223 r = (rgba >> 16) & 0xff;
224 g = (rgba >> 8) & 0xff;
226 color = ((r >> 3) << 10) | ((g >> 3) << 5) | (b >> 3);
229 r = (rgba >> 16) & 0xff;
230 g = (rgba >> 8) & 0xff;
232 color = ((r >> 3) << 11) | ((g >> 2) << 5) | (b >> 3);
242 static void vga_fill_rect (DisplayState *ds,
243 int posx, int posy, int width, int height, uint32_t color)
248 bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3;
249 d1 = ds_get_data(ds) +
250 ds_get_linesize(ds) * posy + bpp * posx;
251 for (y = 0; y < height; y++) {
255 for (x = 0; x < width; x++) {
256 *((uint8_t *)d) = color;
261 for (x = 0; x < width; x++) {
262 *((uint16_t *)d) = color;
267 for (x = 0; x < width; x++) {
268 *((uint32_t *)d) = color;
273 d1 += ds_get_linesize(ds);
277 /* copy from (xs, ys) to (xd, yd) a rectangle of size (w, h) */
278 static void vga_bitblt(DisplayState *ds, int xs, int ys, int xd, int yd, int w, int h)
284 bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3;
287 s = ds_get_data(ds) +
288 ds_get_linesize(ds) * ys + bpp * xs;
289 d = ds_get_data(ds) +
290 ds_get_linesize(ds) * yd + bpp * xd;
291 for (y = 0; y < h; y++) {
293 d += ds_get_linesize(ds);
294 s += ds_get_linesize(ds);
297 s = ds_get_data(ds) +
298 ds_get_linesize(ds) * (ys + h - 1) + bpp * xs;
299 d = ds_get_data(ds) +
300 ds_get_linesize(ds) * (yd + h - 1) + bpp * xd;
301 for (y = 0; y < h; y++) {
303 d -= ds_get_linesize(ds);
304 s -= ds_get_linesize(ds);
309 /***********************************************************/
310 /* basic char display */
312 #define FONT_HEIGHT 16
317 #define cbswap_32(__x) \
319 (((uint32_t)(__x) & (uint32_t)0x000000ffUL) << 24) | \
320 (((uint32_t)(__x) & (uint32_t)0x0000ff00UL) << 8) | \
321 (((uint32_t)(__x) & (uint32_t)0x00ff0000UL) >> 8) | \
322 (((uint32_t)(__x) & (uint32_t)0xff000000UL) >> 24) ))
324 #ifdef HOST_WORDS_BIGENDIAN
327 #define PAT(x) cbswap_32(x)
330 static const uint32_t dmask16[16] = {
349 static const uint32_t dmask4[4] = {
356 static uint32_t color_table[2][8];
358 #ifndef CONFIG_CURSES
371 static const uint32_t color_table_rgb[2][8] = {
373 QEMU_RGB(0x00, 0x00, 0x00), /* black */
374 QEMU_RGB(0xaa, 0x00, 0x00), /* red */
375 QEMU_RGB(0x00, 0xaa, 0x00), /* green */
376 QEMU_RGB(0xaa, 0xaa, 0x00), /* yellow */
377 QEMU_RGB(0x00, 0x00, 0xaa), /* blue */
378 QEMU_RGB(0xaa, 0x00, 0xaa), /* magenta */
379 QEMU_RGB(0x00, 0xaa, 0xaa), /* cyan */
380 QEMU_RGB(0xaa, 0xaa, 0xaa), /* white */
383 QEMU_RGB(0x00, 0x00, 0x00), /* black */
384 QEMU_RGB(0xff, 0x00, 0x00), /* red */
385 QEMU_RGB(0x00, 0xff, 0x00), /* green */
386 QEMU_RGB(0xff, 0xff, 0x00), /* yellow */
387 QEMU_RGB(0x00, 0x00, 0xff), /* blue */
388 QEMU_RGB(0xff, 0x00, 0xff), /* magenta */
389 QEMU_RGB(0x00, 0xff, 0xff), /* cyan */
390 QEMU_RGB(0xff, 0xff, 0xff), /* white */
394 static inline unsigned int col_expand(DisplayState *ds, unsigned int col)
396 switch(ds_get_bits_per_pixel(ds)) {
412 static void console_print_text_attributes(TextAttributes *t_attrib, char ch)
414 if (t_attrib->bold) {
419 if (t_attrib->uline) {
424 if (t_attrib->blink) {
429 if (t_attrib->invers) {
434 if (t_attrib->unvisible) {
440 printf(" fg: %d bg: %d ch:'%2X' '%c'\n", t_attrib->fgcol, t_attrib->bgcol, ch, ch);
444 static void vga_putcharxy(DisplayState *ds, int x, int y, int ch,
445 TextAttributes *t_attrib)
448 const uint8_t *font_ptr;
449 unsigned int font_data, linesize, xorcol, bpp;
451 unsigned int fgcol, bgcol;
454 printf("x: %2i y: %2i", x, y);
455 console_print_text_attributes(t_attrib, ch);
458 if (t_attrib->invers) {
459 bgcol = color_table[t_attrib->bold][t_attrib->fgcol];
460 fgcol = color_table[t_attrib->bold][t_attrib->bgcol];
462 fgcol = color_table[t_attrib->bold][t_attrib->fgcol];
463 bgcol = color_table[t_attrib->bold][t_attrib->bgcol];
466 bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3;
467 d = ds_get_data(ds) +
468 ds_get_linesize(ds) * y * FONT_HEIGHT + bpp * x * FONT_WIDTH;
469 linesize = ds_get_linesize(ds);
470 font_ptr = vgafont16 + FONT_HEIGHT * ch;
471 xorcol = bgcol ^ fgcol;
472 switch(ds_get_bits_per_pixel(ds)) {
474 for(i = 0; i < FONT_HEIGHT; i++) {
475 font_data = *font_ptr++;
477 && ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) {
480 ((uint32_t *)d)[0] = (dmask16[(font_data >> 4)] & xorcol) ^ bgcol;
481 ((uint32_t *)d)[1] = (dmask16[(font_data >> 0) & 0xf] & xorcol) ^ bgcol;
487 for(i = 0; i < FONT_HEIGHT; i++) {
488 font_data = *font_ptr++;
490 && ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) {
493 ((uint32_t *)d)[0] = (dmask4[(font_data >> 6)] & xorcol) ^ bgcol;
494 ((uint32_t *)d)[1] = (dmask4[(font_data >> 4) & 3] & xorcol) ^ bgcol;
495 ((uint32_t *)d)[2] = (dmask4[(font_data >> 2) & 3] & xorcol) ^ bgcol;
496 ((uint32_t *)d)[3] = (dmask4[(font_data >> 0) & 3] & xorcol) ^ bgcol;
501 for(i = 0; i < FONT_HEIGHT; i++) {
502 font_data = *font_ptr++;
503 if (t_attrib->uline && ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) {
506 ((uint32_t *)d)[0] = (-((font_data >> 7)) & xorcol) ^ bgcol;
507 ((uint32_t *)d)[1] = (-((font_data >> 6) & 1) & xorcol) ^ bgcol;
508 ((uint32_t *)d)[2] = (-((font_data >> 5) & 1) & xorcol) ^ bgcol;
509 ((uint32_t *)d)[3] = (-((font_data >> 4) & 1) & xorcol) ^ bgcol;
510 ((uint32_t *)d)[4] = (-((font_data >> 3) & 1) & xorcol) ^ bgcol;
511 ((uint32_t *)d)[5] = (-((font_data >> 2) & 1) & xorcol) ^ bgcol;
512 ((uint32_t *)d)[6] = (-((font_data >> 1) & 1) & xorcol) ^ bgcol;
513 ((uint32_t *)d)[7] = (-((font_data >> 0) & 1) & xorcol) ^ bgcol;
520 static void text_console_resize(TextConsole *s)
522 TextCell *cells, *c, *c1;
523 int w1, x, y, last_width;
525 last_width = s->width;
526 s->width = s->g_width / FONT_WIDTH;
527 s->height = s->g_height / FONT_HEIGHT;
533 cells = g_malloc(s->width * s->total_height * sizeof(TextCell));
534 for(y = 0; y < s->total_height; y++) {
535 c = &cells[y * s->width];
537 c1 = &s->cells[y * last_width];
538 for(x = 0; x < w1; x++) {
542 for(x = w1; x < s->width; x++) {
544 c->t_attrib = s->t_attrib_default;
552 static inline void text_update_xy(TextConsole *s, int x, int y)
554 s->text_x[0] = MIN(s->text_x[0], x);
555 s->text_x[1] = MAX(s->text_x[1], x);
556 s->text_y[0] = MIN(s->text_y[0], y);
557 s->text_y[1] = MAX(s->text_y[1], y);
560 static void invalidate_xy(TextConsole *s, int x, int y)
562 if (s->update_x0 > x * FONT_WIDTH)
563 s->update_x0 = x * FONT_WIDTH;
564 if (s->update_y0 > y * FONT_HEIGHT)
565 s->update_y0 = y * FONT_HEIGHT;
566 if (s->update_x1 < (x + 1) * FONT_WIDTH)
567 s->update_x1 = (x + 1) * FONT_WIDTH;
568 if (s->update_y1 < (y + 1) * FONT_HEIGHT)
569 s->update_y1 = (y + 1) * FONT_HEIGHT;
572 static void update_xy(TextConsole *s, int x, int y)
577 if (s == active_console) {
578 if (!ds_get_bits_per_pixel(s->ds)) {
579 text_update_xy(s, x, y);
583 y1 = (s->y_base + y) % s->total_height;
584 y2 = y1 - s->y_displayed;
586 y2 += s->total_height;
587 if (y2 < s->height) {
588 c = &s->cells[y1 * s->width + x];
589 vga_putcharxy(s->ds, x, y2, c->ch,
591 invalidate_xy(s, x, y2);
596 static void console_show_cursor(TextConsole *s, int show)
601 if (s == active_console) {
604 if (!ds_get_bits_per_pixel(s->ds)) {
605 s->cursor_invalidate = 1;
612 y1 = (s->y_base + s->y) % s->total_height;
613 y = y1 - s->y_displayed;
615 y += s->total_height;
617 c = &s->cells[y1 * s->width + x];
619 TextAttributes t_attrib = s->t_attrib_default;
620 t_attrib.invers = !(t_attrib.invers); /* invert fg and bg */
621 vga_putcharxy(s->ds, x, y, c->ch, &t_attrib);
623 vga_putcharxy(s->ds, x, y, c->ch, &(c->t_attrib));
625 invalidate_xy(s, x, y);
630 static void console_refresh(TextConsole *s)
635 if (s != active_console)
637 if (!ds_get_bits_per_pixel(s->ds)) {
640 s->text_x[1] = s->width - 1;
641 s->text_y[1] = s->height - 1;
642 s->cursor_invalidate = 1;
646 vga_fill_rect(s->ds, 0, 0, ds_get_width(s->ds), ds_get_height(s->ds),
647 color_table[0][COLOR_BLACK]);
649 for(y = 0; y < s->height; y++) {
650 c = s->cells + y1 * s->width;
651 for(x = 0; x < s->width; x++) {
652 vga_putcharxy(s->ds, x, y, c->ch,
656 if (++y1 == s->total_height)
659 console_show_cursor(s, 1);
660 dpy_update(s->ds, 0, 0, ds_get_width(s->ds), ds_get_height(s->ds));
663 static void console_scroll(int ydelta)
669 if (!s || (s->console_type == GRAPHIC_CONSOLE))
673 for(i = 0; i < ydelta; i++) {
674 if (s->y_displayed == s->y_base)
676 if (++s->y_displayed == s->total_height)
681 i = s->backscroll_height;
682 if (i > s->total_height - s->height)
683 i = s->total_height - s->height;
686 y1 += s->total_height;
687 for(i = 0; i < ydelta; i++) {
688 if (s->y_displayed == y1)
690 if (--s->y_displayed < 0)
691 s->y_displayed = s->total_height - 1;
697 static void console_put_lf(TextConsole *s)
703 if (s->y >= s->height) {
704 s->y = s->height - 1;
706 if (s->y_displayed == s->y_base) {
707 if (++s->y_displayed == s->total_height)
710 if (++s->y_base == s->total_height)
712 if (s->backscroll_height < s->total_height)
713 s->backscroll_height++;
714 y1 = (s->y_base + s->height - 1) % s->total_height;
715 c = &s->cells[y1 * s->width];
716 for(x = 0; x < s->width; x++) {
718 c->t_attrib = s->t_attrib_default;
721 if (s == active_console && s->y_displayed == s->y_base) {
722 if (!ds_get_bits_per_pixel(s->ds)) {
725 s->text_x[1] = s->width - 1;
726 s->text_y[1] = s->height - 1;
730 vga_bitblt(s->ds, 0, FONT_HEIGHT, 0, 0,
731 s->width * FONT_WIDTH,
732 (s->height - 1) * FONT_HEIGHT);
733 vga_fill_rect(s->ds, 0, (s->height - 1) * FONT_HEIGHT,
734 s->width * FONT_WIDTH, FONT_HEIGHT,
735 color_table[0][s->t_attrib_default.bgcol]);
738 s->update_x1 = s->width * FONT_WIDTH;
739 s->update_y1 = s->height * FONT_HEIGHT;
744 /* Set console attributes depending on the current escape codes.
745 * NOTE: I know this code is not very efficient (checking every color for it
746 * self) but it is more readable and better maintainable.
748 static void console_handle_escape(TextConsole *s)
752 for (i=0; i<s->nb_esc_params; i++) {
753 switch (s->esc_params[i]) {
754 case 0: /* reset all console attributes to default */
755 s->t_attrib = s->t_attrib_default;
758 s->t_attrib.bold = 1;
761 s->t_attrib.uline = 1;
764 s->t_attrib.blink = 1;
767 s->t_attrib.invers = 1;
770 s->t_attrib.unvisible = 1;
773 s->t_attrib.bold = 0;
776 s->t_attrib.uline = 0;
779 s->t_attrib.blink = 0;
782 s->t_attrib.invers = 0;
785 s->t_attrib.unvisible = 0;
787 /* set foreground color */
789 s->t_attrib.fgcol=COLOR_BLACK;
792 s->t_attrib.fgcol=COLOR_RED;
795 s->t_attrib.fgcol=COLOR_GREEN;
798 s->t_attrib.fgcol=COLOR_YELLOW;
801 s->t_attrib.fgcol=COLOR_BLUE;
804 s->t_attrib.fgcol=COLOR_MAGENTA;
807 s->t_attrib.fgcol=COLOR_CYAN;
810 s->t_attrib.fgcol=COLOR_WHITE;
812 /* set background color */
814 s->t_attrib.bgcol=COLOR_BLACK;
817 s->t_attrib.bgcol=COLOR_RED;
820 s->t_attrib.bgcol=COLOR_GREEN;
823 s->t_attrib.bgcol=COLOR_YELLOW;
826 s->t_attrib.bgcol=COLOR_BLUE;
829 s->t_attrib.bgcol=COLOR_MAGENTA;
832 s->t_attrib.bgcol=COLOR_CYAN;
835 s->t_attrib.bgcol=COLOR_WHITE;
841 static void console_clear_xy(TextConsole *s, int x, int y)
843 int y1 = (s->y_base + y) % s->total_height;
844 TextCell *c = &s->cells[y1 * s->width + x];
846 c->t_attrib = s->t_attrib_default;
850 static void console_putchar(TextConsole *s, int ch)
859 case '\r': /* carriage return */
862 case '\n': /* newline */
865 case '\b': /* backspace */
869 case '\t': /* tabspace */
870 if (s->x + (8 - (s->x % 8)) > s->width) {
874 s->x = s->x + (8 - (s->x % 8));
877 case '\a': /* alert aka. bell */
878 /* TODO: has to be implemented */
881 /* SI (shift in), character set 0 (ignored) */
884 /* SO (shift out), character set 1 (ignored) */
886 case 27: /* esc (introducing an escape sequence) */
887 s->state = TTY_STATE_ESC;
890 if (s->x >= s->width) {
895 y1 = (s->y_base + s->y) % s->total_height;
896 c = &s->cells[y1 * s->width + s->x];
898 c->t_attrib = s->t_attrib;
899 update_xy(s, s->x, s->y);
904 case TTY_STATE_ESC: /* check if it is a terminal escape sequence */
906 for(i=0;i<MAX_ESC_PARAMS;i++)
907 s->esc_params[i] = 0;
908 s->nb_esc_params = 0;
909 s->state = TTY_STATE_CSI;
911 s->state = TTY_STATE_NORM;
914 case TTY_STATE_CSI: /* handle escape sequence parameters */
915 if (ch >= '0' && ch <= '9') {
916 if (s->nb_esc_params < MAX_ESC_PARAMS) {
917 s->esc_params[s->nb_esc_params] =
918 s->esc_params[s->nb_esc_params] * 10 + ch - '0';
925 fprintf(stderr, "escape sequence CSI%d;%d%c, %d parameters\n",
926 s->esc_params[0], s->esc_params[1], ch, s->nb_esc_params);
928 s->state = TTY_STATE_NORM;
932 if (s->esc_params[0] == 0) {
933 s->esc_params[0] = 1;
935 s->y -= s->esc_params[0];
941 /* move cursor down */
942 if (s->esc_params[0] == 0) {
943 s->esc_params[0] = 1;
945 s->y += s->esc_params[0];
946 if (s->y >= s->height) {
947 s->y = s->height - 1;
951 /* move cursor right */
952 if (s->esc_params[0] == 0) {
953 s->esc_params[0] = 1;
955 s->x += s->esc_params[0];
956 if (s->x >= s->width) {
961 /* move cursor left */
962 if (s->esc_params[0] == 0) {
963 s->esc_params[0] = 1;
965 s->x -= s->esc_params[0];
971 /* move cursor to column */
972 s->x = s->esc_params[0] - 1;
979 /* move cursor to row, column */
980 s->x = s->esc_params[1] - 1;
984 s->y = s->esc_params[0] - 1;
990 switch (s->esc_params[0]) {
992 /* clear to end of screen */
993 for (y = s->y; y < s->height; y++) {
994 for (x = 0; x < s->width; x++) {
995 if (y == s->y && x < s->x) {
998 console_clear_xy(s, x, y);
1003 /* clear from beginning of screen */
1004 for (y = 0; y <= s->y; y++) {
1005 for (x = 0; x < s->width; x++) {
1006 if (y == s->y && x > s->x) {
1009 console_clear_xy(s, x, y);
1014 /* clear entire screen */
1015 for (y = 0; y <= s->height; y++) {
1016 for (x = 0; x < s->width; x++) {
1017 console_clear_xy(s, x, y);
1024 switch (s->esc_params[0]) {
1027 for(x = s->x; x < s->width; x++) {
1028 console_clear_xy(s, x, s->y);
1032 /* clear from beginning of line */
1033 for (x = 0; x <= s->x; x++) {
1034 console_clear_xy(s, x, s->y);
1038 /* clear entire line */
1039 for(x = 0; x < s->width; x++) {
1040 console_clear_xy(s, x, s->y);
1046 console_handle_escape(s);
1049 /* report cursor position */
1050 /* TODO: send ESC[row;colR */
1053 /* save cursor position */
1058 /* restore cursor position */
1063 #ifdef DEBUG_CONSOLE
1064 fprintf(stderr, "unhandled escape character '%c'\n", ch);
1073 void console_select(unsigned int index)
1077 if (index >= MAX_CONSOLES)
1079 if (active_console) {
1080 active_console->g_width = ds_get_width(active_console->ds);
1081 active_console->g_height = ds_get_height(active_console->ds);
1083 s = consoles[index];
1085 DisplayState *ds = s->ds;
1087 if (ds_get_bits_per_pixel(s->ds)) {
1088 ds->surface = qemu_resize_displaysurface(ds, s->g_width, s->g_height);
1090 s->ds->surface->width = s->width;
1091 s->ds->surface->height = s->height;
1094 vga_hw_invalidate();
1098 static int console_puts(CharDriverState *chr, const uint8_t *buf, int len)
1100 TextConsole *s = chr->opaque;
1103 s->update_x0 = s->width * FONT_WIDTH;
1104 s->update_y0 = s->height * FONT_HEIGHT;
1107 console_show_cursor(s, 0);
1108 for(i = 0; i < len; i++) {
1109 console_putchar(s, buf[i]);
1111 console_show_cursor(s, 1);
1112 if (ds_get_bits_per_pixel(s->ds) && s->update_x0 < s->update_x1) {
1113 dpy_update(s->ds, s->update_x0, s->update_y0,
1114 s->update_x1 - s->update_x0,
1115 s->update_y1 - s->update_y0);
1120 static void kbd_send_chars(void *opaque)
1122 TextConsole *s = opaque;
1126 len = qemu_chr_be_can_write(s->chr);
1127 if (len > s->out_fifo.count)
1128 len = s->out_fifo.count;
1130 if (len > sizeof(buf))
1132 qemu_fifo_read(&s->out_fifo, buf, len);
1133 qemu_chr_be_write(s->chr, buf, len);
1135 /* characters are pending: we send them a bit later (XXX:
1136 horrible, should change char device API) */
1137 if (s->out_fifo.count > 0) {
1138 qemu_mod_timer(s->kbd_timer, qemu_get_clock_ms(rt_clock) + 1);
1142 /* called when an ascii key is pressed */
1143 void kbd_put_keysym(int keysym)
1146 uint8_t buf[16], *q;
1150 if (!s || (s->console_type == GRAPHIC_CONSOLE))
1154 case QEMU_KEY_CTRL_UP:
1157 case QEMU_KEY_CTRL_DOWN:
1160 case QEMU_KEY_CTRL_PAGEUP:
1161 console_scroll(-10);
1163 case QEMU_KEY_CTRL_PAGEDOWN:
1167 /* convert the QEMU keysym to VT100 key string */
1169 if (keysym >= 0xe100 && keysym <= 0xe11f) {
1172 c = keysym - 0xe100;
1174 *q++ = '0' + (c / 10);
1175 *q++ = '0' + (c % 10);
1177 } else if (keysym >= 0xe120 && keysym <= 0xe17f) {
1180 *q++ = keysym & 0xff;
1181 } else if (s->echo && (keysym == '\r' || keysym == '\n')) {
1182 console_puts(s->chr, (const uint8_t *) "\r", 1);
1188 console_puts(s->chr, buf, q - buf);
1190 if (s->chr->chr_read) {
1191 qemu_fifo_write(&s->out_fifo, buf, q - buf);
1198 static void text_console_invalidate(void *opaque)
1200 TextConsole *s = (TextConsole *) opaque;
1201 if (!ds_get_bits_per_pixel(s->ds) && s->console_type == TEXT_CONSOLE) {
1202 s->g_width = ds_get_width(s->ds);
1203 s->g_height = ds_get_height(s->ds);
1204 text_console_resize(s);
1209 static void text_console_update(void *opaque, console_ch_t *chardata)
1211 TextConsole *s = (TextConsole *) opaque;
1214 if (s->text_x[0] <= s->text_x[1]) {
1215 src = (s->y_base + s->text_y[0]) * s->width;
1216 chardata += s->text_y[0] * s->width;
1217 for (i = s->text_y[0]; i <= s->text_y[1]; i ++)
1218 for (j = 0; j < s->width; j ++, src ++)
1219 console_write_ch(chardata ++, s->cells[src].ch |
1220 (s->cells[src].t_attrib.fgcol << 12) |
1221 (s->cells[src].t_attrib.bgcol << 8) |
1222 (s->cells[src].t_attrib.bold << 21));
1223 dpy_update(s->ds, s->text_x[0], s->text_y[0],
1224 s->text_x[1] - s->text_x[0], i - s->text_y[0]);
1225 s->text_x[0] = s->width;
1226 s->text_y[0] = s->height;
1230 if (s->cursor_invalidate) {
1231 dpy_cursor(s->ds, s->x, s->y);
1232 s->cursor_invalidate = 0;
1236 static TextConsole *get_graphic_console(DisplayState *ds)
1240 for (i = 0; i < nb_consoles; i++) {
1242 if (s->console_type == GRAPHIC_CONSOLE && s->ds == ds)
1248 static TextConsole *new_console(DisplayState *ds, console_type_t console_type)
1253 if (nb_consoles >= MAX_CONSOLES)
1255 s = g_malloc0(sizeof(TextConsole));
1256 if (!active_console || ((active_console->console_type != GRAPHIC_CONSOLE) &&
1257 (console_type == GRAPHIC_CONSOLE))) {
1261 s->console_type = console_type;
1262 if (console_type != GRAPHIC_CONSOLE) {
1263 s->index = nb_consoles;
1264 consoles[nb_consoles++] = s;
1266 /* HACK: Put graphical consoles before text consoles. */
1267 for (i = nb_consoles; i > 0; i--) {
1268 if (consoles[i - 1]->console_type == GRAPHIC_CONSOLE)
1270 consoles[i] = consoles[i - 1];
1271 consoles[i]->index = i;
1280 static DisplaySurface* defaultallocator_create_displaysurface(int width, int height)
1282 DisplaySurface *surface = (DisplaySurface*) g_malloc0(sizeof(DisplaySurface));
1284 int linesize = width * 4;
1285 qemu_alloc_display(surface, width, height, linesize,
1286 qemu_default_pixelformat(32), 0);
1290 static DisplaySurface* defaultallocator_resize_displaysurface(DisplaySurface *surface,
1291 int width, int height)
1293 int linesize = width * 4;
1294 qemu_alloc_display(surface, width, height, linesize,
1295 qemu_default_pixelformat(32), 0);
1299 void qemu_alloc_display(DisplaySurface *surface, int width, int height,
1300 int linesize, PixelFormat pf, int newflags)
1303 surface->width = width;
1304 surface->height = height;
1305 surface->linesize = linesize;
1307 if (surface->flags & QEMU_ALLOCATED_FLAG) {
1308 data = g_realloc(surface->data,
1309 surface->linesize * surface->height);
1311 data = g_malloc(surface->linesize * surface->height);
1313 surface->data = (uint8_t *)data;
1314 surface->flags = newflags | QEMU_ALLOCATED_FLAG;
1315 #ifdef HOST_WORDS_BIGENDIAN
1316 surface->flags |= QEMU_BIG_ENDIAN_FLAG;
1320 DisplaySurface* qemu_create_displaysurface_from(int width, int height, int bpp,
1321 int linesize, uint8_t *data)
1323 DisplaySurface *surface = (DisplaySurface*) g_malloc0(sizeof(DisplaySurface));
1325 surface->width = width;
1326 surface->height = height;
1327 surface->linesize = linesize;
1328 surface->pf = qemu_default_pixelformat(bpp);
1329 #ifdef HOST_WORDS_BIGENDIAN
1330 surface->flags = QEMU_BIG_ENDIAN_FLAG;
1332 surface->data = data;
1337 static void defaultallocator_free_displaysurface(DisplaySurface *surface)
1339 if (surface == NULL)
1341 if (surface->flags & QEMU_ALLOCATED_FLAG)
1342 g_free(surface->data);
1346 static struct DisplayAllocator default_allocator = {
1347 defaultallocator_create_displaysurface,
1348 defaultallocator_resize_displaysurface,
1349 defaultallocator_free_displaysurface
1352 static void dumb_display_init(void)
1354 DisplayState *ds = g_malloc0(sizeof(DisplayState));
1358 ds->allocator = &default_allocator;
1359 if (is_fixedsize_console()) {
1360 width = active_console->g_width;
1361 height = active_console->g_height;
1363 ds->surface = qemu_create_displaysurface(ds, width, height);
1364 register_displaystate(ds);
1367 /***********************************************************/
1368 /* register display */
1370 void register_displaystate(DisplayState *ds)
1380 DisplayState *get_displaystate(void)
1382 if (!display_state) {
1383 dumb_display_init ();
1385 return display_state;
1388 DisplayAllocator *register_displayallocator(DisplayState *ds, DisplayAllocator *da)
1390 if(ds->allocator == &default_allocator) {
1391 DisplaySurface *surf;
1392 surf = da->create_displaysurface(ds_get_width(ds), ds_get_height(ds));
1393 defaultallocator_free_displaysurface(ds->surface);
1397 return ds->allocator;
1400 DisplayState *graphic_console_init(vga_hw_update_ptr update,
1401 vga_hw_invalidate_ptr invalidate,
1402 vga_hw_screen_dump_ptr screen_dump,
1403 vga_hw_text_update_ptr text_update,
1409 ds = (DisplayState *) g_malloc0(sizeof(DisplayState));
1410 ds->allocator = &default_allocator;
1411 ds->surface = qemu_create_displaysurface(ds, 640, 480);
1413 s = new_console(ds, GRAPHIC_CONSOLE);
1415 qemu_free_displaysurface(ds);
1419 s->hw_update = update;
1420 s->hw_invalidate = invalidate;
1421 s->hw_screen_dump = screen_dump;
1422 s->hw_text_update = text_update;
1425 register_displaystate(ds);
1429 int is_graphic_console(void)
1431 return active_console && active_console->console_type == GRAPHIC_CONSOLE;
1434 int is_fixedsize_console(void)
1436 return active_console && active_console->console_type != TEXT_CONSOLE;
1439 void console_color_init(DisplayState *ds)
1442 for (j = 0; j < 2; j++) {
1443 for (i = 0; i < 8; i++) {
1444 color_table[j][i] = col_expand(ds,
1445 vga_get_color(ds, color_table_rgb[j][i]));
1450 static void text_console_set_echo(CharDriverState *chr, bool echo)
1452 TextConsole *s = chr->opaque;
1457 static void text_console_do_init(CharDriverState *chr, DisplayState *ds)
1460 static int color_inited;
1464 chr->chr_write = console_puts;
1466 s->out_fifo.buf = s->out_fifo_buf;
1467 s->out_fifo.buf_size = sizeof(s->out_fifo_buf);
1468 s->kbd_timer = qemu_new_timer_ms(rt_clock, kbd_send_chars, s);
1471 if (!color_inited) {
1473 console_color_init(s->ds);
1477 s->total_height = DEFAULT_BACKSCROLL;
1480 if (s->console_type == TEXT_CONSOLE) {
1481 s->g_width = ds_get_width(s->ds);
1482 s->g_height = ds_get_height(s->ds);
1485 s->hw_invalidate = text_console_invalidate;
1486 s->hw_text_update = text_console_update;
1489 /* Set text attribute defaults */
1490 s->t_attrib_default.bold = 0;
1491 s->t_attrib_default.uline = 0;
1492 s->t_attrib_default.blink = 0;
1493 s->t_attrib_default.invers = 0;
1494 s->t_attrib_default.unvisible = 0;
1495 s->t_attrib_default.fgcol = COLOR_WHITE;
1496 s->t_attrib_default.bgcol = COLOR_BLACK;
1497 /* set current text attributes to default */
1498 s->t_attrib = s->t_attrib_default;
1499 text_console_resize(s);
1505 s->t_attrib.bgcol = COLOR_BLUE;
1506 len = snprintf(msg, sizeof(msg), "%s console\r\n", chr->label);
1507 console_puts(chr, (uint8_t*)msg, len);
1508 s->t_attrib = s->t_attrib_default;
1511 qemu_chr_generic_open(chr);
1516 CharDriverState *text_console_init(QemuOpts *opts)
1518 CharDriverState *chr;
1523 chr = g_malloc0(sizeof(CharDriverState));
1525 width = qemu_opt_get_number(opts, "width", 0);
1527 width = qemu_opt_get_number(opts, "cols", 0) * FONT_WIDTH;
1529 height = qemu_opt_get_number(opts, "height", 0);
1531 height = qemu_opt_get_number(opts, "rows", 0) * FONT_HEIGHT;
1533 if (width == 0 || height == 0) {
1534 s = new_console(NULL, TEXT_CONSOLE);
1536 s = new_console(NULL, TEXT_CONSOLE_FIXED_SIZE);
1546 s->g_height = height;
1548 chr->chr_set_echo = text_console_set_echo;
1552 void text_consoles_set_display(DisplayState *ds)
1556 for (i = 0; i < nb_consoles; i++) {
1557 if (consoles[i]->console_type != GRAPHIC_CONSOLE) {
1558 text_console_do_init(consoles[i]->chr, ds);
1563 void qemu_console_resize(DisplayState *ds, int width, int height)
1565 TextConsole *s = get_graphic_console(ds);
1569 s->g_height = height;
1570 if (is_graphic_console()) {
1571 ds->surface = qemu_resize_displaysurface(ds, width, height);
1576 void qemu_console_copy(DisplayState *ds, int src_x, int src_y,
1577 int dst_x, int dst_y, int w, int h)
1579 if (is_graphic_console()) {
1580 dpy_copy(ds, src_x, src_y, dst_x, dst_y, w, h);
1584 PixelFormat qemu_different_endianness_pixelformat(int bpp)
1588 memset(&pf, 0x00, sizeof(PixelFormat));
1590 pf.bits_per_pixel = bpp;
1591 pf.bytes_per_pixel = bpp / 8;
1592 pf.depth = bpp == 32 ? 24 : bpp;
1596 pf.rmask = 0x000000FF;
1597 pf.gmask = 0x0000FF00;
1598 pf.bmask = 0x00FF0000;
1610 pf.rmask = 0x0000FF00;
1611 pf.gmask = 0x00FF0000;
1612 pf.bmask = 0xFF000000;
1613 pf.amask = 0x00000000;
1633 PixelFormat qemu_default_pixelformat(int bpp)
1637 memset(&pf, 0x00, sizeof(PixelFormat));
1639 pf.bits_per_pixel = bpp;
1640 pf.bytes_per_pixel = bpp / 8;
1641 pf.depth = bpp == 32 ? 24 : bpp;
1645 pf.bits_per_pixel = 16;
1646 pf.bytes_per_pixel = 2;
1647 pf.rmask = 0x00007c00;
1648 pf.gmask = 0x000003E0;
1649 pf.bmask = 0x0000001F;
1661 pf.rmask = 0x0000F800;
1662 pf.gmask = 0x000007E0;
1663 pf.bmask = 0x0000001F;
1675 pf.rmask = 0x00FF0000;
1676 pf.gmask = 0x0000FF00;
1677 pf.bmask = 0x000000FF;
1689 pf.rmask = 0x00FF0000;
1690 pf.gmask = 0x0000FF00;
1691 pf.bmask = 0x000000FF;