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. */
118 console_type_t console_type;
120 /* Graphic console state. */
121 vga_hw_update_ptr hw_update;
122 vga_hw_invalidate_ptr hw_invalidate;
123 vga_hw_screen_dump_ptr hw_screen_dump;
124 vga_hw_text_update_ptr hw_text_update;
127 int g_width, g_height;
131 int backscroll_height;
133 int x_saved, y_saved;
136 TextAttributes t_attrib_default; /* default text attributes */
137 TextAttributes t_attrib; /* currently active text attributes */
139 int text_x[2], text_y[2], cursor_invalidate;
148 int esc_params[MAX_ESC_PARAMS];
151 CharDriverState *chr;
152 /* fifo for key pressed */
154 uint8_t out_fifo_buf[16];
155 QEMUTimer *kbd_timer;
158 static DisplayState *display_state;
159 static TextConsole *active_console;
160 static TextConsole *consoles[MAX_CONSOLES];
161 static int nb_consoles = 0;
163 void vga_hw_update(void)
165 if (active_console && active_console->hw_update)
166 active_console->hw_update(active_console->hw);
169 void vga_hw_invalidate(void)
171 if (active_console && active_console->hw_invalidate)
172 active_console->hw_invalidate(active_console->hw);
175 void vga_hw_screen_dump(const char *filename)
177 TextConsole *previous_active_console;
179 previous_active_console = active_console;
180 active_console = consoles[0];
181 /* There is currently no way of specifying which screen we want to dump,
182 so always dump the first one. */
183 if (consoles[0]->hw_screen_dump)
184 consoles[0]->hw_screen_dump(consoles[0]->hw, filename);
185 active_console = previous_active_console;
188 void vga_hw_text_update(console_ch_t *chardata)
190 if (active_console && active_console->hw_text_update)
191 active_console->hw_text_update(active_console->hw, chardata);
194 /* convert a RGBA color to a color index usable in graphic primitives */
195 static unsigned int vga_get_color(DisplayState *ds, unsigned int rgba)
197 unsigned int r, g, b, color;
199 switch(ds_get_bits_per_pixel(ds)) {
202 r = (rgba >> 16) & 0xff;
203 g = (rgba >> 8) & 0xff;
205 color = (rgb_to_index[r] * 6 * 6) +
206 (rgb_to_index[g] * 6) +
211 r = (rgba >> 16) & 0xff;
212 g = (rgba >> 8) & 0xff;
214 color = ((r >> 3) << 10) | ((g >> 3) << 5) | (b >> 3);
217 r = (rgba >> 16) & 0xff;
218 g = (rgba >> 8) & 0xff;
220 color = ((r >> 3) << 11) | ((g >> 2) << 5) | (b >> 3);
230 static void vga_fill_rect (DisplayState *ds,
231 int posx, int posy, int width, int height, uint32_t color)
236 bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3;
237 d1 = ds_get_data(ds) +
238 ds_get_linesize(ds) * posy + bpp * posx;
239 for (y = 0; y < height; y++) {
243 for (x = 0; x < width; x++) {
244 *((uint8_t *)d) = color;
249 for (x = 0; x < width; x++) {
250 *((uint16_t *)d) = color;
255 for (x = 0; x < width; x++) {
256 *((uint32_t *)d) = color;
261 d1 += ds_get_linesize(ds);
265 /* copy from (xs, ys) to (xd, yd) a rectangle of size (w, h) */
266 static void vga_bitblt(DisplayState *ds, int xs, int ys, int xd, int yd, int w, int h)
272 bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3;
275 s = ds_get_data(ds) +
276 ds_get_linesize(ds) * ys + bpp * xs;
277 d = ds_get_data(ds) +
278 ds_get_linesize(ds) * yd + bpp * xd;
279 for (y = 0; y < h; y++) {
281 d += ds_get_linesize(ds);
282 s += ds_get_linesize(ds);
285 s = ds_get_data(ds) +
286 ds_get_linesize(ds) * (ys + h - 1) + bpp * xs;
287 d = ds_get_data(ds) +
288 ds_get_linesize(ds) * (yd + h - 1) + bpp * xd;
289 for (y = 0; y < h; y++) {
291 d -= ds_get_linesize(ds);
292 s -= ds_get_linesize(ds);
297 /***********************************************************/
298 /* basic char display */
300 #define FONT_HEIGHT 16
305 #define cbswap_32(__x) \
307 (((uint32_t)(__x) & (uint32_t)0x000000ffUL) << 24) | \
308 (((uint32_t)(__x) & (uint32_t)0x0000ff00UL) << 8) | \
309 (((uint32_t)(__x) & (uint32_t)0x00ff0000UL) >> 8) | \
310 (((uint32_t)(__x) & (uint32_t)0xff000000UL) >> 24) ))
312 #ifdef HOST_WORDS_BIGENDIAN
315 #define PAT(x) cbswap_32(x)
318 static const uint32_t dmask16[16] = {
337 static const uint32_t dmask4[4] = {
344 static uint32_t color_table[2][8];
357 static const uint32_t color_table_rgb[2][8] = {
359 QEMU_RGB(0x00, 0x00, 0x00), /* black */
360 QEMU_RGB(0xaa, 0x00, 0x00), /* red */
361 QEMU_RGB(0x00, 0xaa, 0x00), /* green */
362 QEMU_RGB(0xaa, 0xaa, 0x00), /* yellow */
363 QEMU_RGB(0x00, 0x00, 0xaa), /* blue */
364 QEMU_RGB(0xaa, 0x00, 0xaa), /* magenta */
365 QEMU_RGB(0x00, 0xaa, 0xaa), /* cyan */
366 QEMU_RGB(0xaa, 0xaa, 0xaa), /* white */
369 QEMU_RGB(0x00, 0x00, 0x00), /* black */
370 QEMU_RGB(0xff, 0x00, 0x00), /* red */
371 QEMU_RGB(0x00, 0xff, 0x00), /* green */
372 QEMU_RGB(0xff, 0xff, 0x00), /* yellow */
373 QEMU_RGB(0x00, 0x00, 0xff), /* blue */
374 QEMU_RGB(0xff, 0x00, 0xff), /* magenta */
375 QEMU_RGB(0x00, 0xff, 0xff), /* cyan */
376 QEMU_RGB(0xff, 0xff, 0xff), /* white */
380 static inline unsigned int col_expand(DisplayState *ds, unsigned int col)
382 switch(ds_get_bits_per_pixel(ds)) {
398 static void console_print_text_attributes(TextAttributes *t_attrib, char ch)
400 if (t_attrib->bold) {
405 if (t_attrib->uline) {
410 if (t_attrib->blink) {
415 if (t_attrib->invers) {
420 if (t_attrib->unvisible) {
426 printf(" fg: %d bg: %d ch:'%2X' '%c'\n", t_attrib->fgcol, t_attrib->bgcol, ch, ch);
430 static void vga_putcharxy(DisplayState *ds, int x, int y, int ch,
431 TextAttributes *t_attrib)
434 const uint8_t *font_ptr;
435 unsigned int font_data, linesize, xorcol, bpp;
437 unsigned int fgcol, bgcol;
440 printf("x: %2i y: %2i", x, y);
441 console_print_text_attributes(t_attrib, ch);
444 if (t_attrib->invers) {
445 bgcol = color_table[t_attrib->bold][t_attrib->fgcol];
446 fgcol = color_table[t_attrib->bold][t_attrib->bgcol];
448 fgcol = color_table[t_attrib->bold][t_attrib->fgcol];
449 bgcol = color_table[t_attrib->bold][t_attrib->bgcol];
452 bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3;
453 d = ds_get_data(ds) +
454 ds_get_linesize(ds) * y * FONT_HEIGHT + bpp * x * FONT_WIDTH;
455 linesize = ds_get_linesize(ds);
456 font_ptr = vgafont16 + FONT_HEIGHT * ch;
457 xorcol = bgcol ^ fgcol;
458 switch(ds_get_bits_per_pixel(ds)) {
460 for(i = 0; i < FONT_HEIGHT; i++) {
461 font_data = *font_ptr++;
463 && ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) {
466 ((uint32_t *)d)[0] = (dmask16[(font_data >> 4)] & xorcol) ^ bgcol;
467 ((uint32_t *)d)[1] = (dmask16[(font_data >> 0) & 0xf] & xorcol) ^ bgcol;
473 for(i = 0; i < FONT_HEIGHT; i++) {
474 font_data = *font_ptr++;
476 && ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) {
479 ((uint32_t *)d)[0] = (dmask4[(font_data >> 6)] & xorcol) ^ bgcol;
480 ((uint32_t *)d)[1] = (dmask4[(font_data >> 4) & 3] & xorcol) ^ bgcol;
481 ((uint32_t *)d)[2] = (dmask4[(font_data >> 2) & 3] & xorcol) ^ bgcol;
482 ((uint32_t *)d)[3] = (dmask4[(font_data >> 0) & 3] & xorcol) ^ bgcol;
487 for(i = 0; i < FONT_HEIGHT; i++) {
488 font_data = *font_ptr++;
489 if (t_attrib->uline && ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) {
492 ((uint32_t *)d)[0] = (-((font_data >> 7)) & xorcol) ^ bgcol;
493 ((uint32_t *)d)[1] = (-((font_data >> 6) & 1) & xorcol) ^ bgcol;
494 ((uint32_t *)d)[2] = (-((font_data >> 5) & 1) & xorcol) ^ bgcol;
495 ((uint32_t *)d)[3] = (-((font_data >> 4) & 1) & xorcol) ^ bgcol;
496 ((uint32_t *)d)[4] = (-((font_data >> 3) & 1) & xorcol) ^ bgcol;
497 ((uint32_t *)d)[5] = (-((font_data >> 2) & 1) & xorcol) ^ bgcol;
498 ((uint32_t *)d)[6] = (-((font_data >> 1) & 1) & xorcol) ^ bgcol;
499 ((uint32_t *)d)[7] = (-((font_data >> 0) & 1) & xorcol) ^ bgcol;
506 static void text_console_resize(TextConsole *s)
508 TextCell *cells, *c, *c1;
509 int w1, x, y, last_width;
511 last_width = s->width;
512 s->width = s->g_width / FONT_WIDTH;
513 s->height = s->g_height / FONT_HEIGHT;
519 cells = qemu_malloc(s->width * s->total_height * sizeof(TextCell));
520 for(y = 0; y < s->total_height; y++) {
521 c = &cells[y * s->width];
523 c1 = &s->cells[y * last_width];
524 for(x = 0; x < w1; x++) {
528 for(x = w1; x < s->width; x++) {
530 c->t_attrib = s->t_attrib_default;
538 static inline void text_update_xy(TextConsole *s, int x, int y)
540 s->text_x[0] = MIN(s->text_x[0], x);
541 s->text_x[1] = MAX(s->text_x[1], x);
542 s->text_y[0] = MIN(s->text_y[0], y);
543 s->text_y[1] = MAX(s->text_y[1], y);
546 static void invalidate_xy(TextConsole *s, int x, int y)
548 if (s->update_x0 > x * FONT_WIDTH)
549 s->update_x0 = x * FONT_WIDTH;
550 if (s->update_y0 > y * FONT_HEIGHT)
551 s->update_y0 = y * FONT_HEIGHT;
552 if (s->update_x1 < (x + 1) * FONT_WIDTH)
553 s->update_x1 = (x + 1) * FONT_WIDTH;
554 if (s->update_y1 < (y + 1) * FONT_HEIGHT)
555 s->update_y1 = (y + 1) * FONT_HEIGHT;
558 static void update_xy(TextConsole *s, int x, int y)
563 if (s == active_console) {
564 if (!ds_get_bits_per_pixel(s->ds)) {
565 text_update_xy(s, x, y);
569 y1 = (s->y_base + y) % s->total_height;
570 y2 = y1 - s->y_displayed;
572 y2 += s->total_height;
573 if (y2 < s->height) {
574 c = &s->cells[y1 * s->width + x];
575 vga_putcharxy(s->ds, x, y2, c->ch,
577 invalidate_xy(s, x, y2);
582 static void console_show_cursor(TextConsole *s, int show)
587 if (s == active_console) {
590 if (!ds_get_bits_per_pixel(s->ds)) {
591 s->cursor_invalidate = 1;
598 y1 = (s->y_base + s->y) % s->total_height;
599 y = y1 - s->y_displayed;
601 y += s->total_height;
603 c = &s->cells[y1 * s->width + x];
605 TextAttributes t_attrib = s->t_attrib_default;
606 t_attrib.invers = !(t_attrib.invers); /* invert fg and bg */
607 vga_putcharxy(s->ds, x, y, c->ch, &t_attrib);
609 vga_putcharxy(s->ds, x, y, c->ch, &(c->t_attrib));
611 invalidate_xy(s, x, y);
616 static void console_refresh(TextConsole *s)
621 if (s != active_console)
623 if (!ds_get_bits_per_pixel(s->ds)) {
626 s->text_x[1] = s->width - 1;
627 s->text_y[1] = s->height - 1;
628 s->cursor_invalidate = 1;
632 vga_fill_rect(s->ds, 0, 0, ds_get_width(s->ds), ds_get_height(s->ds),
633 color_table[0][COLOR_BLACK]);
635 for(y = 0; y < s->height; y++) {
636 c = s->cells + y1 * s->width;
637 for(x = 0; x < s->width; x++) {
638 vga_putcharxy(s->ds, x, y, c->ch,
642 if (++y1 == s->total_height)
645 console_show_cursor(s, 1);
646 dpy_update(s->ds, 0, 0, ds_get_width(s->ds), ds_get_height(s->ds));
649 static void console_scroll(int ydelta)
655 if (!s || (s->console_type == GRAPHIC_CONSOLE))
659 for(i = 0; i < ydelta; i++) {
660 if (s->y_displayed == s->y_base)
662 if (++s->y_displayed == s->total_height)
667 i = s->backscroll_height;
668 if (i > s->total_height - s->height)
669 i = s->total_height - s->height;
672 y1 += s->total_height;
673 for(i = 0; i < ydelta; i++) {
674 if (s->y_displayed == y1)
676 if (--s->y_displayed < 0)
677 s->y_displayed = s->total_height - 1;
683 static void console_put_lf(TextConsole *s)
689 if (s->y >= s->height) {
690 s->y = s->height - 1;
692 if (s->y_displayed == s->y_base) {
693 if (++s->y_displayed == s->total_height)
696 if (++s->y_base == s->total_height)
698 if (s->backscroll_height < s->total_height)
699 s->backscroll_height++;
700 y1 = (s->y_base + s->height - 1) % s->total_height;
701 c = &s->cells[y1 * s->width];
702 for(x = 0; x < s->width; x++) {
704 c->t_attrib = s->t_attrib_default;
707 if (s == active_console && s->y_displayed == s->y_base) {
708 if (!ds_get_bits_per_pixel(s->ds)) {
711 s->text_x[1] = s->width - 1;
712 s->text_y[1] = s->height - 1;
716 vga_bitblt(s->ds, 0, FONT_HEIGHT, 0, 0,
717 s->width * FONT_WIDTH,
718 (s->height - 1) * FONT_HEIGHT);
719 vga_fill_rect(s->ds, 0, (s->height - 1) * FONT_HEIGHT,
720 s->width * FONT_WIDTH, FONT_HEIGHT,
721 color_table[0][s->t_attrib_default.bgcol]);
724 s->update_x1 = s->width * FONT_WIDTH;
725 s->update_y1 = s->height * FONT_HEIGHT;
730 /* Set console attributes depending on the current escape codes.
731 * NOTE: I know this code is not very efficient (checking every color for it
732 * self) but it is more readable and better maintainable.
734 static void console_handle_escape(TextConsole *s)
738 for (i=0; i<s->nb_esc_params; i++) {
739 switch (s->esc_params[i]) {
740 case 0: /* reset all console attributes to default */
741 s->t_attrib = s->t_attrib_default;
744 s->t_attrib.bold = 1;
747 s->t_attrib.uline = 1;
750 s->t_attrib.blink = 1;
753 s->t_attrib.invers = 1;
756 s->t_attrib.unvisible = 1;
759 s->t_attrib.bold = 0;
762 s->t_attrib.uline = 0;
765 s->t_attrib.blink = 0;
768 s->t_attrib.invers = 0;
771 s->t_attrib.unvisible = 0;
773 /* set foreground color */
775 s->t_attrib.fgcol=COLOR_BLACK;
778 s->t_attrib.fgcol=COLOR_RED;
781 s->t_attrib.fgcol=COLOR_GREEN;
784 s->t_attrib.fgcol=COLOR_YELLOW;
787 s->t_attrib.fgcol=COLOR_BLUE;
790 s->t_attrib.fgcol=COLOR_MAGENTA;
793 s->t_attrib.fgcol=COLOR_CYAN;
796 s->t_attrib.fgcol=COLOR_WHITE;
798 /* set background color */
800 s->t_attrib.bgcol=COLOR_BLACK;
803 s->t_attrib.bgcol=COLOR_RED;
806 s->t_attrib.bgcol=COLOR_GREEN;
809 s->t_attrib.bgcol=COLOR_YELLOW;
812 s->t_attrib.bgcol=COLOR_BLUE;
815 s->t_attrib.bgcol=COLOR_MAGENTA;
818 s->t_attrib.bgcol=COLOR_CYAN;
821 s->t_attrib.bgcol=COLOR_WHITE;
827 static void console_clear_xy(TextConsole *s, int x, int y)
829 int y1 = (s->y_base + y) % s->total_height;
830 TextCell *c = &s->cells[y1 * s->width + x];
832 c->t_attrib = s->t_attrib_default;
836 static void console_putchar(TextConsole *s, int ch)
845 case '\r': /* carriage return */
848 case '\n': /* newline */
851 case '\b': /* backspace */
855 case '\t': /* tabspace */
856 if (s->x + (8 - (s->x % 8)) > s->width) {
860 s->x = s->x + (8 - (s->x % 8));
863 case '\a': /* alert aka. bell */
864 /* TODO: has to be implemented */
867 /* SI (shift in), character set 0 (ignored) */
870 /* SO (shift out), character set 1 (ignored) */
872 case 27: /* esc (introducing an escape sequence) */
873 s->state = TTY_STATE_ESC;
876 if (s->x >= s->width) {
881 y1 = (s->y_base + s->y) % s->total_height;
882 c = &s->cells[y1 * s->width + s->x];
884 c->t_attrib = s->t_attrib;
885 update_xy(s, s->x, s->y);
890 case TTY_STATE_ESC: /* check if it is a terminal escape sequence */
892 for(i=0;i<MAX_ESC_PARAMS;i++)
893 s->esc_params[i] = 0;
894 s->nb_esc_params = 0;
895 s->state = TTY_STATE_CSI;
897 s->state = TTY_STATE_NORM;
900 case TTY_STATE_CSI: /* handle escape sequence parameters */
901 if (ch >= '0' && ch <= '9') {
902 if (s->nb_esc_params < MAX_ESC_PARAMS) {
903 s->esc_params[s->nb_esc_params] =
904 s->esc_params[s->nb_esc_params] * 10 + ch - '0';
911 fprintf(stderr, "escape sequence CSI%d;%d%c, %d parameters\n",
912 s->esc_params[0], s->esc_params[1], ch, s->nb_esc_params);
914 s->state = TTY_STATE_NORM;
918 if (s->esc_params[0] == 0) {
919 s->esc_params[0] = 1;
921 s->y -= s->esc_params[0];
927 /* move cursor down */
928 if (s->esc_params[0] == 0) {
929 s->esc_params[0] = 1;
931 s->y += s->esc_params[0];
932 if (s->y >= s->height) {
933 s->y = s->height - 1;
937 /* move cursor right */
938 if (s->esc_params[0] == 0) {
939 s->esc_params[0] = 1;
941 s->x += s->esc_params[0];
942 if (s->x >= s->width) {
947 /* move cursor left */
948 if (s->esc_params[0] == 0) {
949 s->esc_params[0] = 1;
951 s->x -= s->esc_params[0];
957 /* move cursor to column */
958 s->x = s->esc_params[0] - 1;
965 /* move cursor to row, column */
966 s->x = s->esc_params[1] - 1;
970 s->y = s->esc_params[0] - 1;
976 switch (s->esc_params[0]) {
978 /* clear to end of screen */
979 for (y = s->y; y < s->height; y++) {
980 for (x = 0; x < s->width; x++) {
981 if (y == s->y && x < s->x) {
984 console_clear_xy(s, x, y);
989 /* clear from beginning of screen */
990 for (y = 0; y <= s->y; y++) {
991 for (x = 0; x < s->width; x++) {
992 if (y == s->y && x > s->x) {
995 console_clear_xy(s, x, y);
1000 /* clear entire screen */
1001 for (y = 0; y <= s->height; y++) {
1002 for (x = 0; x < s->width; x++) {
1003 console_clear_xy(s, x, y);
1009 switch (s->esc_params[0]) {
1012 for(x = s->x; x < s->width; x++) {
1013 console_clear_xy(s, x, s->y);
1017 /* clear from beginning of line */
1018 for (x = 0; x <= s->x; x++) {
1019 console_clear_xy(s, x, s->y);
1023 /* clear entire line */
1024 for(x = 0; x < s->width; x++) {
1025 console_clear_xy(s, x, s->y);
1031 console_handle_escape(s);
1034 /* report cursor position */
1035 /* TODO: send ESC[row;colR */
1038 /* save cursor position */
1043 /* restore cursor position */
1048 #ifdef DEBUG_CONSOLE
1049 fprintf(stderr, "unhandled escape character '%c'\n", ch);
1058 void console_select(unsigned int index)
1062 if (index >= MAX_CONSOLES)
1064 if (active_console) {
1065 active_console->g_width = ds_get_width(active_console->ds);
1066 active_console->g_height = ds_get_height(active_console->ds);
1068 s = consoles[index];
1070 DisplayState *ds = s->ds;
1072 if (ds_get_bits_per_pixel(s->ds)) {
1073 ds->surface = qemu_resize_displaysurface(ds, s->g_width, s->g_height);
1075 s->ds->surface->width = s->width;
1076 s->ds->surface->height = s->height;
1079 vga_hw_invalidate();
1083 static int console_puts(CharDriverState *chr, const uint8_t *buf, int len)
1085 TextConsole *s = chr->opaque;
1088 s->update_x0 = s->width * FONT_WIDTH;
1089 s->update_y0 = s->height * FONT_HEIGHT;
1092 console_show_cursor(s, 0);
1093 for(i = 0; i < len; i++) {
1094 console_putchar(s, buf[i]);
1096 console_show_cursor(s, 1);
1097 if (ds_get_bits_per_pixel(s->ds) && s->update_x0 < s->update_x1) {
1098 dpy_update(s->ds, s->update_x0, s->update_y0,
1099 s->update_x1 - s->update_x0,
1100 s->update_y1 - s->update_y0);
1105 static void console_send_event(CharDriverState *chr, int event)
1107 TextConsole *s = chr->opaque;
1110 if (event == CHR_EVENT_FOCUS) {
1111 for(i = 0; i < nb_consoles; i++) {
1112 if (consoles[i] == s) {
1120 static void kbd_send_chars(void *opaque)
1122 TextConsole *s = opaque;
1126 len = qemu_chr_can_read(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_read(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(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 = qemu_mallocz(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 consoles[nb_consoles++] = s;
1265 /* HACK: Put graphical consoles before text consoles. */
1266 for (i = nb_consoles; i > 0; i--) {
1267 if (consoles[i - 1]->console_type == GRAPHIC_CONSOLE)
1269 consoles[i] = consoles[i - 1];
1277 static DisplaySurface* defaultallocator_create_displaysurface(int width, int height)
1279 DisplaySurface *surface = (DisplaySurface*) qemu_mallocz(sizeof(DisplaySurface));
1281 surface->width = width;
1282 surface->height = height;
1283 surface->linesize = width * 4;
1284 surface->pf = qemu_default_pixelformat(32);
1285 #ifdef HOST_WORDS_BIGENDIAN
1286 surface->flags = QEMU_ALLOCATED_FLAG | QEMU_BIG_ENDIAN_FLAG;
1288 surface->flags = QEMU_ALLOCATED_FLAG;
1290 surface->data = (uint8_t*) qemu_mallocz(surface->linesize * surface->height);
1295 static DisplaySurface* defaultallocator_resize_displaysurface(DisplaySurface *surface,
1296 int width, int height)
1298 surface->width = width;
1299 surface->height = height;
1300 surface->linesize = width * 4;
1301 surface->pf = qemu_default_pixelformat(32);
1302 if (surface->flags & QEMU_ALLOCATED_FLAG)
1303 surface->data = (uint8_t*) qemu_realloc(surface->data, surface->linesize * surface->height);
1305 surface->data = (uint8_t*) qemu_malloc(surface->linesize * surface->height);
1306 #ifdef HOST_WORDS_BIGENDIAN
1307 surface->flags = QEMU_ALLOCATED_FLAG | QEMU_BIG_ENDIAN_FLAG;
1309 surface->flags = QEMU_ALLOCATED_FLAG;
1315 DisplaySurface* qemu_create_displaysurface_from(int width, int height, int bpp,
1316 int linesize, uint8_t *data)
1318 DisplaySurface *surface = (DisplaySurface*) qemu_mallocz(sizeof(DisplaySurface));
1320 surface->width = width;
1321 surface->height = height;
1322 surface->linesize = linesize;
1323 surface->pf = qemu_default_pixelformat(bpp);
1324 #ifdef HOST_WORDS_BIGENDIAN
1325 surface->flags = QEMU_BIG_ENDIAN_FLAG;
1327 surface->data = data;
1332 static void defaultallocator_free_displaysurface(DisplaySurface *surface)
1334 if (surface == NULL)
1336 if (surface->flags & QEMU_ALLOCATED_FLAG)
1337 qemu_free(surface->data);
1341 static struct DisplayAllocator default_allocator = {
1342 defaultallocator_create_displaysurface,
1343 defaultallocator_resize_displaysurface,
1344 defaultallocator_free_displaysurface
1347 static void dumb_display_init(void)
1349 DisplayState *ds = qemu_mallocz(sizeof(DisplayState));
1350 ds->allocator = &default_allocator;
1351 ds->surface = qemu_create_displaysurface(ds, 640, 480);
1352 register_displaystate(ds);
1355 /***********************************************************/
1356 /* register display */
1358 void register_displaystate(DisplayState *ds)
1368 DisplayState *get_displaystate(void)
1370 if (!display_state) {
1371 dumb_display_init ();
1373 return display_state;
1376 DisplayAllocator *register_displayallocator(DisplayState *ds, DisplayAllocator *da)
1378 if(ds->allocator == &default_allocator) {
1379 DisplaySurface *surf;
1380 surf = da->create_displaysurface(ds_get_width(ds), ds_get_height(ds));
1381 defaultallocator_free_displaysurface(ds->surface);
1385 return ds->allocator;
1388 DisplayState *graphic_console_init(vga_hw_update_ptr update,
1389 vga_hw_invalidate_ptr invalidate,
1390 vga_hw_screen_dump_ptr screen_dump,
1391 vga_hw_text_update_ptr text_update,
1397 ds = (DisplayState *) qemu_mallocz(sizeof(DisplayState));
1398 ds->allocator = &default_allocator;
1399 ds->surface = qemu_create_displaysurface(ds, 640, 480);
1401 s = new_console(ds, GRAPHIC_CONSOLE);
1403 qemu_free_displaysurface(ds);
1407 s->hw_update = update;
1408 s->hw_invalidate = invalidate;
1409 s->hw_screen_dump = screen_dump;
1410 s->hw_text_update = text_update;
1413 register_displaystate(ds);
1417 int is_graphic_console(void)
1419 return active_console && active_console->console_type == GRAPHIC_CONSOLE;
1422 int is_fixedsize_console(void)
1424 return active_console && active_console->console_type != TEXT_CONSOLE;
1427 void console_color_init(DisplayState *ds)
1430 for (j = 0; j < 2; j++) {
1431 for (i = 0; i < 8; i++) {
1432 color_table[j][i] = col_expand(ds,
1433 vga_get_color(ds, color_table_rgb[j][i]));
1438 static int n_text_consoles;
1439 static CharDriverState *text_consoles[128];
1440 static QemuOpts *text_console_opts[128];
1442 static void text_console_set_echo(CharDriverState *chr, bool echo)
1444 TextConsole *s = chr->opaque;
1449 static void text_console_do_init(CharDriverState *chr, DisplayState *ds, QemuOpts *opts)
1452 static int color_inited;
1456 chr->chr_write = console_puts;
1457 chr->chr_send_event = console_send_event;
1459 s->out_fifo.buf = s->out_fifo_buf;
1460 s->out_fifo.buf_size = sizeof(s->out_fifo_buf);
1461 s->kbd_timer = qemu_new_timer(rt_clock, kbd_send_chars, s);
1464 if (!color_inited) {
1466 console_color_init(s->ds);
1470 s->total_height = DEFAULT_BACKSCROLL;
1473 if (s->console_type == TEXT_CONSOLE) {
1474 s->g_width = ds_get_width(s->ds);
1475 s->g_height = ds_get_height(s->ds);
1478 s->hw_invalidate = text_console_invalidate;
1479 s->hw_text_update = text_console_update;
1482 /* Set text attribute defaults */
1483 s->t_attrib_default.bold = 0;
1484 s->t_attrib_default.uline = 0;
1485 s->t_attrib_default.blink = 0;
1486 s->t_attrib_default.invers = 0;
1487 s->t_attrib_default.unvisible = 0;
1488 s->t_attrib_default.fgcol = COLOR_WHITE;
1489 s->t_attrib_default.bgcol = COLOR_BLACK;
1490 /* set current text attributes to default */
1491 s->t_attrib = s->t_attrib_default;
1492 text_console_resize(s);
1498 s->t_attrib.bgcol = COLOR_BLUE;
1499 len = snprintf(msg, sizeof(msg), "%s console\r\n", chr->label);
1500 console_puts(chr, (uint8_t*)msg, len);
1501 s->t_attrib = s->t_attrib_default;
1504 qemu_chr_generic_open(chr);
1509 CharDriverState *text_console_init(QemuOpts *opts)
1511 CharDriverState *chr;
1516 chr = qemu_mallocz(sizeof(CharDriverState));
1518 if (n_text_consoles == 128) {
1519 fprintf(stderr, "Too many text consoles\n");
1522 text_consoles[n_text_consoles] = chr;
1523 text_console_opts[n_text_consoles] = opts;
1526 width = qemu_opt_get_number(opts, "width", 0);
1528 width = qemu_opt_get_number(opts, "cols", 0) * FONT_WIDTH;
1530 height = qemu_opt_get_number(opts, "height", 0);
1532 height = qemu_opt_get_number(opts, "rows", 0) * FONT_HEIGHT;
1534 if (width == 0 || height == 0) {
1535 s = new_console(NULL, TEXT_CONSOLE);
1537 s = new_console(NULL, TEXT_CONSOLE_FIXED_SIZE);
1547 s->g_height = height;
1549 chr->chr_set_echo = text_console_set_echo;
1553 void text_consoles_set_display(DisplayState *ds)
1557 for (i = 0; i < n_text_consoles; i++) {
1558 text_console_do_init(text_consoles[i], ds, text_console_opts[i]);
1559 qemu_opts_del(text_console_opts[i]);
1560 text_console_opts[i] = NULL;
1563 n_text_consoles = 0;
1566 void qemu_console_resize(DisplayState *ds, int width, int height)
1568 TextConsole *s = get_graphic_console(ds);
1572 s->g_height = height;
1573 if (is_graphic_console()) {
1574 ds->surface = qemu_resize_displaysurface(ds, width, height);
1579 void qemu_console_copy(DisplayState *ds, int src_x, int src_y,
1580 int dst_x, int dst_y, int w, int h)
1582 if (is_graphic_console()) {
1583 dpy_copy(ds, src_x, src_y, dst_x, dst_y, w, h);
1587 PixelFormat qemu_different_endianness_pixelformat(int bpp)
1591 memset(&pf, 0x00, sizeof(PixelFormat));
1593 pf.bits_per_pixel = bpp;
1594 pf.bytes_per_pixel = bpp / 8;
1595 pf.depth = bpp == 32 ? 24 : bpp;
1599 pf.rmask = 0x000000FF;
1600 pf.gmask = 0x0000FF00;
1601 pf.bmask = 0x00FF0000;
1613 pf.rmask = 0x0000FF00;
1614 pf.gmask = 0x00FF0000;
1615 pf.bmask = 0xFF000000;
1616 pf.amask = 0x00000000;
1636 PixelFormat qemu_default_pixelformat(int bpp)
1640 memset(&pf, 0x00, sizeof(PixelFormat));
1642 pf.bits_per_pixel = bpp;
1643 pf.bytes_per_pixel = bpp / 8;
1644 pf.depth = bpp == 32 ? 24 : bpp;
1648 pf.bits_per_pixel = 16;
1649 pf.bytes_per_pixel = 2;
1650 pf.rmask = 0x00007c00;
1651 pf.gmask = 0x000003E0;
1652 pf.bmask = 0x0000001F;
1664 pf.rmask = 0x0000F800;
1665 pf.gmask = 0x000007E0;
1666 pf.bmask = 0x0000001F;
1678 pf.rmask = 0x00FF0000;
1679 pf.gmask = 0x0000FF00;
1680 pf.bmask = 0x000000FF;
1691 pf.rmask = 0x00FF0000;
1692 pf.gmask = 0x0000FF00;
1693 pf.bmask = 0x000000FF;