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;
147 int esc_params[MAX_ESC_PARAMS];
150 CharDriverState *chr;
151 /* fifo for key pressed */
153 uint8_t out_fifo_buf[16];
154 QEMUTimer *kbd_timer;
157 static DisplayState *display_state;
158 static TextConsole *active_console;
159 static TextConsole *consoles[MAX_CONSOLES];
160 static int nb_consoles = 0;
162 void vga_hw_update(void)
164 if (active_console && active_console->hw_update)
165 active_console->hw_update(active_console->hw);
168 void vga_hw_invalidate(void)
170 if (active_console->hw_invalidate)
171 active_console->hw_invalidate(active_console->hw);
174 void vga_hw_screen_dump(const char *filename)
176 TextConsole *previous_active_console;
178 previous_active_console = active_console;
179 active_console = consoles[0];
180 /* There is currently no way of specifying which screen we want to dump,
181 so always dump the first one. */
182 if (consoles[0]->hw_screen_dump)
183 consoles[0]->hw_screen_dump(consoles[0]->hw, filename);
184 active_console = previous_active_console;
187 void vga_hw_text_update(console_ch_t *chardata)
189 if (active_console && active_console->hw_text_update)
190 active_console->hw_text_update(active_console->hw, chardata);
193 /* convert a RGBA color to a color index usable in graphic primitives */
194 static unsigned int vga_get_color(DisplayState *ds, unsigned int rgba)
196 unsigned int r, g, b, color;
198 switch(ds_get_bits_per_pixel(ds)) {
201 r = (rgba >> 16) & 0xff;
202 g = (rgba >> 8) & 0xff;
204 color = (rgb_to_index[r] * 6 * 6) +
205 (rgb_to_index[g] * 6) +
210 r = (rgba >> 16) & 0xff;
211 g = (rgba >> 8) & 0xff;
213 color = ((r >> 3) << 10) | ((g >> 3) << 5) | (b >> 3);
216 r = (rgba >> 16) & 0xff;
217 g = (rgba >> 8) & 0xff;
219 color = ((r >> 3) << 11) | ((g >> 2) << 5) | (b >> 3);
229 static void vga_fill_rect (DisplayState *ds,
230 int posx, int posy, int width, int height, uint32_t color)
235 bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3;
236 d1 = ds_get_data(ds) +
237 ds_get_linesize(ds) * posy + bpp * posx;
238 for (y = 0; y < height; y++) {
242 for (x = 0; x < width; x++) {
243 *((uint8_t *)d) = color;
248 for (x = 0; x < width; x++) {
249 *((uint16_t *)d) = color;
254 for (x = 0; x < width; x++) {
255 *((uint32_t *)d) = color;
260 d1 += ds_get_linesize(ds);
264 /* copy from (xs, ys) to (xd, yd) a rectangle of size (w, h) */
265 static void vga_bitblt(DisplayState *ds, int xs, int ys, int xd, int yd, int w, int h)
271 bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3;
274 s = ds_get_data(ds) +
275 ds_get_linesize(ds) * ys + bpp * xs;
276 d = ds_get_data(ds) +
277 ds_get_linesize(ds) * yd + bpp * xd;
278 for (y = 0; y < h; y++) {
280 d += ds_get_linesize(ds);
281 s += ds_get_linesize(ds);
284 s = ds_get_data(ds) +
285 ds_get_linesize(ds) * (ys + h - 1) + bpp * xs;
286 d = ds_get_data(ds) +
287 ds_get_linesize(ds) * (yd + h - 1) + bpp * xd;
288 for (y = 0; y < h; y++) {
290 d -= ds_get_linesize(ds);
291 s -= ds_get_linesize(ds);
296 /***********************************************************/
297 /* basic char display */
299 #define FONT_HEIGHT 16
304 #define cbswap_32(__x) \
306 (((uint32_t)(__x) & (uint32_t)0x000000ffUL) << 24) | \
307 (((uint32_t)(__x) & (uint32_t)0x0000ff00UL) << 8) | \
308 (((uint32_t)(__x) & (uint32_t)0x00ff0000UL) >> 8) | \
309 (((uint32_t)(__x) & (uint32_t)0xff000000UL) >> 24) ))
311 #ifdef HOST_WORDS_BIGENDIAN
314 #define PAT(x) cbswap_32(x)
317 static const uint32_t dmask16[16] = {
336 static const uint32_t dmask4[4] = {
343 static uint32_t color_table[2][8];
356 static const uint32_t color_table_rgb[2][8] = {
358 QEMU_RGB(0x00, 0x00, 0x00), /* black */
359 QEMU_RGB(0xaa, 0x00, 0x00), /* red */
360 QEMU_RGB(0x00, 0xaa, 0x00), /* green */
361 QEMU_RGB(0xaa, 0xaa, 0x00), /* yellow */
362 QEMU_RGB(0x00, 0x00, 0xaa), /* blue */
363 QEMU_RGB(0xaa, 0x00, 0xaa), /* magenta */
364 QEMU_RGB(0x00, 0xaa, 0xaa), /* cyan */
365 QEMU_RGB(0xaa, 0xaa, 0xaa), /* white */
368 QEMU_RGB(0x00, 0x00, 0x00), /* black */
369 QEMU_RGB(0xff, 0x00, 0x00), /* red */
370 QEMU_RGB(0x00, 0xff, 0x00), /* green */
371 QEMU_RGB(0xff, 0xff, 0x00), /* yellow */
372 QEMU_RGB(0x00, 0x00, 0xff), /* blue */
373 QEMU_RGB(0xff, 0x00, 0xff), /* magenta */
374 QEMU_RGB(0x00, 0xff, 0xff), /* cyan */
375 QEMU_RGB(0xff, 0xff, 0xff), /* white */
379 static inline unsigned int col_expand(DisplayState *ds, unsigned int col)
381 switch(ds_get_bits_per_pixel(ds)) {
397 static void console_print_text_attributes(TextAttributes *t_attrib, char ch)
399 if (t_attrib->bold) {
404 if (t_attrib->uline) {
409 if (t_attrib->blink) {
414 if (t_attrib->invers) {
419 if (t_attrib->unvisible) {
425 printf(" fg: %d bg: %d ch:'%2X' '%c'\n", t_attrib->fgcol, t_attrib->bgcol, ch, ch);
429 static void vga_putcharxy(DisplayState *ds, int x, int y, int ch,
430 TextAttributes *t_attrib)
433 const uint8_t *font_ptr;
434 unsigned int font_data, linesize, xorcol, bpp;
436 unsigned int fgcol, bgcol;
439 printf("x: %2i y: %2i", x, y);
440 console_print_text_attributes(t_attrib, ch);
443 if (t_attrib->invers) {
444 bgcol = color_table[t_attrib->bold][t_attrib->fgcol];
445 fgcol = color_table[t_attrib->bold][t_attrib->bgcol];
447 fgcol = color_table[t_attrib->bold][t_attrib->fgcol];
448 bgcol = color_table[t_attrib->bold][t_attrib->bgcol];
451 bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3;
452 d = ds_get_data(ds) +
453 ds_get_linesize(ds) * y * FONT_HEIGHT + bpp * x * FONT_WIDTH;
454 linesize = ds_get_linesize(ds);
455 font_ptr = vgafont16 + FONT_HEIGHT * ch;
456 xorcol = bgcol ^ fgcol;
457 switch(ds_get_bits_per_pixel(ds)) {
459 for(i = 0; i < FONT_HEIGHT; i++) {
460 font_data = *font_ptr++;
462 && ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) {
465 ((uint32_t *)d)[0] = (dmask16[(font_data >> 4)] & xorcol) ^ bgcol;
466 ((uint32_t *)d)[1] = (dmask16[(font_data >> 0) & 0xf] & xorcol) ^ bgcol;
472 for(i = 0; i < FONT_HEIGHT; i++) {
473 font_data = *font_ptr++;
475 && ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) {
478 ((uint32_t *)d)[0] = (dmask4[(font_data >> 6)] & xorcol) ^ bgcol;
479 ((uint32_t *)d)[1] = (dmask4[(font_data >> 4) & 3] & xorcol) ^ bgcol;
480 ((uint32_t *)d)[2] = (dmask4[(font_data >> 2) & 3] & xorcol) ^ bgcol;
481 ((uint32_t *)d)[3] = (dmask4[(font_data >> 0) & 3] & xorcol) ^ bgcol;
486 for(i = 0; i < FONT_HEIGHT; i++) {
487 font_data = *font_ptr++;
488 if (t_attrib->uline && ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) {
491 ((uint32_t *)d)[0] = (-((font_data >> 7)) & xorcol) ^ bgcol;
492 ((uint32_t *)d)[1] = (-((font_data >> 6) & 1) & xorcol) ^ bgcol;
493 ((uint32_t *)d)[2] = (-((font_data >> 5) & 1) & xorcol) ^ bgcol;
494 ((uint32_t *)d)[3] = (-((font_data >> 4) & 1) & xorcol) ^ bgcol;
495 ((uint32_t *)d)[4] = (-((font_data >> 3) & 1) & xorcol) ^ bgcol;
496 ((uint32_t *)d)[5] = (-((font_data >> 2) & 1) & xorcol) ^ bgcol;
497 ((uint32_t *)d)[6] = (-((font_data >> 1) & 1) & xorcol) ^ bgcol;
498 ((uint32_t *)d)[7] = (-((font_data >> 0) & 1) & xorcol) ^ bgcol;
505 static void text_console_resize(TextConsole *s)
507 TextCell *cells, *c, *c1;
508 int w1, x, y, last_width;
510 last_width = s->width;
511 s->width = s->g_width / FONT_WIDTH;
512 s->height = s->g_height / FONT_HEIGHT;
518 cells = qemu_malloc(s->width * s->total_height * sizeof(TextCell));
519 for(y = 0; y < s->total_height; y++) {
520 c = &cells[y * s->width];
522 c1 = &s->cells[y * last_width];
523 for(x = 0; x < w1; x++) {
527 for(x = w1; x < s->width; x++) {
529 c->t_attrib = s->t_attrib_default;
537 static inline void text_update_xy(TextConsole *s, int x, int y)
539 s->text_x[0] = MIN(s->text_x[0], x);
540 s->text_x[1] = MAX(s->text_x[1], x);
541 s->text_y[0] = MIN(s->text_y[0], y);
542 s->text_y[1] = MAX(s->text_y[1], y);
545 static void invalidate_xy(TextConsole *s, int x, int y)
547 if (s->update_x0 > x * FONT_WIDTH)
548 s->update_x0 = x * FONT_WIDTH;
549 if (s->update_y0 > y * FONT_HEIGHT)
550 s->update_y0 = y * FONT_HEIGHT;
551 if (s->update_x1 < (x + 1) * FONT_WIDTH)
552 s->update_x1 = (x + 1) * FONT_WIDTH;
553 if (s->update_y1 < (y + 1) * FONT_HEIGHT)
554 s->update_y1 = (y + 1) * FONT_HEIGHT;
557 static void update_xy(TextConsole *s, int x, int y)
562 if (s == active_console) {
563 if (!ds_get_bits_per_pixel(s->ds)) {
564 text_update_xy(s, x, y);
568 y1 = (s->y_base + y) % s->total_height;
569 y2 = y1 - s->y_displayed;
571 y2 += s->total_height;
572 if (y2 < s->height) {
573 c = &s->cells[y1 * s->width + x];
574 vga_putcharxy(s->ds, x, y2, c->ch,
576 invalidate_xy(s, x, y2);
581 static void console_show_cursor(TextConsole *s, int show)
586 if (s == active_console) {
589 if (!ds_get_bits_per_pixel(s->ds)) {
590 s->cursor_invalidate = 1;
597 y1 = (s->y_base + s->y) % s->total_height;
598 y = y1 - s->y_displayed;
600 y += s->total_height;
602 c = &s->cells[y1 * s->width + x];
604 TextAttributes t_attrib = s->t_attrib_default;
605 t_attrib.invers = !(t_attrib.invers); /* invert fg and bg */
606 vga_putcharxy(s->ds, x, y, c->ch, &t_attrib);
608 vga_putcharxy(s->ds, x, y, c->ch, &(c->t_attrib));
610 invalidate_xy(s, x, y);
615 static void console_refresh(TextConsole *s)
620 if (s != active_console)
622 if (!ds_get_bits_per_pixel(s->ds)) {
625 s->text_x[1] = s->width - 1;
626 s->text_y[1] = s->height - 1;
627 s->cursor_invalidate = 1;
631 vga_fill_rect(s->ds, 0, 0, ds_get_width(s->ds), ds_get_height(s->ds),
632 color_table[0][COLOR_BLACK]);
634 for(y = 0; y < s->height; y++) {
635 c = s->cells + y1 * s->width;
636 for(x = 0; x < s->width; x++) {
637 vga_putcharxy(s->ds, x, y, c->ch,
641 if (++y1 == s->total_height)
644 console_show_cursor(s, 1);
645 dpy_update(s->ds, 0, 0, ds_get_width(s->ds), ds_get_height(s->ds));
648 static void console_scroll(int ydelta)
654 if (!s || (s->console_type == GRAPHIC_CONSOLE))
658 for(i = 0; i < ydelta; i++) {
659 if (s->y_displayed == s->y_base)
661 if (++s->y_displayed == s->total_height)
666 i = s->backscroll_height;
667 if (i > s->total_height - s->height)
668 i = s->total_height - s->height;
671 y1 += s->total_height;
672 for(i = 0; i < ydelta; i++) {
673 if (s->y_displayed == y1)
675 if (--s->y_displayed < 0)
676 s->y_displayed = s->total_height - 1;
682 static void console_put_lf(TextConsole *s)
688 if (s->y >= s->height) {
689 s->y = s->height - 1;
691 if (s->y_displayed == s->y_base) {
692 if (++s->y_displayed == s->total_height)
695 if (++s->y_base == s->total_height)
697 if (s->backscroll_height < s->total_height)
698 s->backscroll_height++;
699 y1 = (s->y_base + s->height - 1) % s->total_height;
700 c = &s->cells[y1 * s->width];
701 for(x = 0; x < s->width; x++) {
703 c->t_attrib = s->t_attrib_default;
706 if (s == active_console && s->y_displayed == s->y_base) {
707 if (!ds_get_bits_per_pixel(s->ds)) {
710 s->text_x[1] = s->width - 1;
711 s->text_y[1] = s->height - 1;
715 vga_bitblt(s->ds, 0, FONT_HEIGHT, 0, 0,
716 s->width * FONT_WIDTH,
717 (s->height - 1) * FONT_HEIGHT);
718 vga_fill_rect(s->ds, 0, (s->height - 1) * FONT_HEIGHT,
719 s->width * FONT_WIDTH, FONT_HEIGHT,
720 color_table[0][s->t_attrib_default.bgcol]);
723 s->update_x1 = s->width * FONT_WIDTH;
724 s->update_y1 = s->height * FONT_HEIGHT;
729 /* Set console attributes depending on the current escape codes.
730 * NOTE: I know this code is not very efficient (checking every color for it
731 * self) but it is more readable and better maintainable.
733 static void console_handle_escape(TextConsole *s)
737 for (i=0; i<s->nb_esc_params; i++) {
738 switch (s->esc_params[i]) {
739 case 0: /* reset all console attributes to default */
740 s->t_attrib = s->t_attrib_default;
743 s->t_attrib.bold = 1;
746 s->t_attrib.uline = 1;
749 s->t_attrib.blink = 1;
752 s->t_attrib.invers = 1;
755 s->t_attrib.unvisible = 1;
758 s->t_attrib.bold = 0;
761 s->t_attrib.uline = 0;
764 s->t_attrib.blink = 0;
767 s->t_attrib.invers = 0;
770 s->t_attrib.unvisible = 0;
772 /* set foreground color */
774 s->t_attrib.fgcol=COLOR_BLACK;
777 s->t_attrib.fgcol=COLOR_RED;
780 s->t_attrib.fgcol=COLOR_GREEN;
783 s->t_attrib.fgcol=COLOR_YELLOW;
786 s->t_attrib.fgcol=COLOR_BLUE;
789 s->t_attrib.fgcol=COLOR_MAGENTA;
792 s->t_attrib.fgcol=COLOR_CYAN;
795 s->t_attrib.fgcol=COLOR_WHITE;
797 /* set background color */
799 s->t_attrib.bgcol=COLOR_BLACK;
802 s->t_attrib.bgcol=COLOR_RED;
805 s->t_attrib.bgcol=COLOR_GREEN;
808 s->t_attrib.bgcol=COLOR_YELLOW;
811 s->t_attrib.bgcol=COLOR_BLUE;
814 s->t_attrib.bgcol=COLOR_MAGENTA;
817 s->t_attrib.bgcol=COLOR_CYAN;
820 s->t_attrib.bgcol=COLOR_WHITE;
826 static void console_clear_xy(TextConsole *s, int x, int y)
828 int y1 = (s->y_base + y) % s->total_height;
829 TextCell *c = &s->cells[y1 * s->width + x];
831 c->t_attrib = s->t_attrib_default;
835 static void console_putchar(TextConsole *s, int ch)
844 case '\r': /* carriage return */
847 case '\n': /* newline */
850 case '\b': /* backspace */
854 case '\t': /* tabspace */
855 if (s->x + (8 - (s->x % 8)) > s->width) {
859 s->x = s->x + (8 - (s->x % 8));
862 case '\a': /* alert aka. bell */
863 /* TODO: has to be implemented */
866 /* SI (shift in), character set 0 (ignored) */
869 /* SO (shift out), character set 1 (ignored) */
871 case 27: /* esc (introducing an escape sequence) */
872 s->state = TTY_STATE_ESC;
875 if (s->x >= s->width) {
880 y1 = (s->y_base + s->y) % s->total_height;
881 c = &s->cells[y1 * s->width + s->x];
883 c->t_attrib = s->t_attrib;
884 update_xy(s, s->x, s->y);
889 case TTY_STATE_ESC: /* check if it is a terminal escape sequence */
891 for(i=0;i<MAX_ESC_PARAMS;i++)
892 s->esc_params[i] = 0;
893 s->nb_esc_params = 0;
894 s->state = TTY_STATE_CSI;
896 s->state = TTY_STATE_NORM;
899 case TTY_STATE_CSI: /* handle escape sequence parameters */
900 if (ch >= '0' && ch <= '9') {
901 if (s->nb_esc_params < MAX_ESC_PARAMS) {
902 s->esc_params[s->nb_esc_params] =
903 s->esc_params[s->nb_esc_params] * 10 + ch - '0';
910 fprintf(stderr, "escape sequence CSI%d;%d%c, %d parameters\n",
911 s->esc_params[0], s->esc_params[1], ch, s->nb_esc_params);
913 s->state = TTY_STATE_NORM;
917 if (s->esc_params[0] == 0) {
918 s->esc_params[0] = 1;
920 s->y -= s->esc_params[0];
926 /* move cursor down */
927 if (s->esc_params[0] == 0) {
928 s->esc_params[0] = 1;
930 s->y += s->esc_params[0];
931 if (s->y >= s->height) {
932 s->y = s->height - 1;
936 /* move cursor right */
937 if (s->esc_params[0] == 0) {
938 s->esc_params[0] = 1;
940 s->x += s->esc_params[0];
941 if (s->x >= s->width) {
946 /* move cursor left */
947 if (s->esc_params[0] == 0) {
948 s->esc_params[0] = 1;
950 s->x -= s->esc_params[0];
956 /* move cursor to column */
957 s->x = s->esc_params[0] - 1;
964 /* move cursor to row, column */
965 s->x = s->esc_params[1] - 1;
969 s->y = s->esc_params[0] - 1;
975 switch (s->esc_params[0]) {
977 /* clear to end of screen */
978 for (y = s->y; y < s->height; y++) {
979 for (x = 0; x < s->width; x++) {
980 if (y == s->y && x < s->x) {
983 console_clear_xy(s, x, y);
988 /* clear from beginning of screen */
989 for (y = 0; y <= s->y; y++) {
990 for (x = 0; x < s->width; x++) {
991 if (y == s->y && x > s->x) {
994 console_clear_xy(s, x, y);
999 /* clear entire screen */
1000 for (y = 0; y <= s->height; y++) {
1001 for (x = 0; x < s->width; x++) {
1002 console_clear_xy(s, x, y);
1008 switch (s->esc_params[0]) {
1011 for(x = s->x; x < s->width; x++) {
1012 console_clear_xy(s, x, s->y);
1016 /* clear from beginning of line */
1017 for (x = 0; x <= s->x; x++) {
1018 console_clear_xy(s, x, s->y);
1022 /* clear entire line */
1023 for(x = 0; x < s->width; x++) {
1024 console_clear_xy(s, x, s->y);
1030 console_handle_escape(s);
1033 /* report cursor position */
1034 /* TODO: send ESC[row;colR */
1037 /* save cursor position */
1042 /* restore cursor position */
1047 #ifdef DEBUG_CONSOLE
1048 fprintf(stderr, "unhandled escape character '%c'\n", ch);
1057 void console_select(unsigned int index)
1061 if (index >= MAX_CONSOLES)
1063 active_console->g_width = ds_get_width(active_console->ds);
1064 active_console->g_height = ds_get_height(active_console->ds);
1065 s = consoles[index];
1067 DisplayState *ds = s->ds;
1069 if (ds_get_bits_per_pixel(s->ds)) {
1070 ds->surface = qemu_resize_displaysurface(ds, s->g_width, s->g_height);
1072 s->ds->surface->width = s->width;
1073 s->ds->surface->height = s->height;
1076 vga_hw_invalidate();
1080 static int console_puts(CharDriverState *chr, const uint8_t *buf, int len)
1082 TextConsole *s = chr->opaque;
1085 s->update_x0 = s->width * FONT_WIDTH;
1086 s->update_y0 = s->height * FONT_HEIGHT;
1089 console_show_cursor(s, 0);
1090 for(i = 0; i < len; i++) {
1091 console_putchar(s, buf[i]);
1093 console_show_cursor(s, 1);
1094 if (ds_get_bits_per_pixel(s->ds) && s->update_x0 < s->update_x1) {
1095 dpy_update(s->ds, s->update_x0, s->update_y0,
1096 s->update_x1 - s->update_x0,
1097 s->update_y1 - s->update_y0);
1102 static void console_send_event(CharDriverState *chr, int event)
1104 TextConsole *s = chr->opaque;
1107 if (event == CHR_EVENT_FOCUS) {
1108 for(i = 0; i < nb_consoles; i++) {
1109 if (consoles[i] == s) {
1117 static void kbd_send_chars(void *opaque)
1119 TextConsole *s = opaque;
1123 len = qemu_chr_can_read(s->chr);
1124 if (len > s->out_fifo.count)
1125 len = s->out_fifo.count;
1127 if (len > sizeof(buf))
1129 qemu_fifo_read(&s->out_fifo, buf, len);
1130 qemu_chr_read(s->chr, buf, len);
1132 /* characters are pending: we send them a bit later (XXX:
1133 horrible, should change char device API) */
1134 if (s->out_fifo.count > 0) {
1135 qemu_mod_timer(s->kbd_timer, qemu_get_clock(rt_clock) + 1);
1139 /* called when an ascii key is pressed */
1140 void kbd_put_keysym(int keysym)
1143 uint8_t buf[16], *q;
1147 if (!s || (s->console_type == GRAPHIC_CONSOLE))
1151 case QEMU_KEY_CTRL_UP:
1154 case QEMU_KEY_CTRL_DOWN:
1157 case QEMU_KEY_CTRL_PAGEUP:
1158 console_scroll(-10);
1160 case QEMU_KEY_CTRL_PAGEDOWN:
1164 /* convert the QEMU keysym to VT100 key string */
1166 if (keysym >= 0xe100 && keysym <= 0xe11f) {
1169 c = keysym - 0xe100;
1171 *q++ = '0' + (c / 10);
1172 *q++ = '0' + (c % 10);
1174 } else if (keysym >= 0xe120 && keysym <= 0xe17f) {
1177 *q++ = keysym & 0xff;
1181 if (s->chr->chr_read) {
1182 qemu_fifo_write(&s->out_fifo, buf, q - buf);
1189 static void text_console_invalidate(void *opaque)
1191 TextConsole *s = (TextConsole *) opaque;
1192 if (!ds_get_bits_per_pixel(s->ds) && s->console_type == TEXT_CONSOLE) {
1193 s->g_width = ds_get_width(s->ds);
1194 s->g_height = ds_get_height(s->ds);
1195 text_console_resize(s);
1200 static void text_console_update(void *opaque, console_ch_t *chardata)
1202 TextConsole *s = (TextConsole *) opaque;
1205 if (s->text_x[0] <= s->text_x[1]) {
1206 src = (s->y_base + s->text_y[0]) * s->width;
1207 chardata += s->text_y[0] * s->width;
1208 for (i = s->text_y[0]; i <= s->text_y[1]; i ++)
1209 for (j = 0; j < s->width; j ++, src ++)
1210 console_write_ch(chardata ++, s->cells[src].ch |
1211 (s->cells[src].t_attrib.fgcol << 12) |
1212 (s->cells[src].t_attrib.bgcol << 8) |
1213 (s->cells[src].t_attrib.bold << 21));
1214 dpy_update(s->ds, s->text_x[0], s->text_y[0],
1215 s->text_x[1] - s->text_x[0], i - s->text_y[0]);
1216 s->text_x[0] = s->width;
1217 s->text_y[0] = s->height;
1221 if (s->cursor_invalidate) {
1222 dpy_cursor(s->ds, s->x, s->y);
1223 s->cursor_invalidate = 0;
1227 static TextConsole *get_graphic_console(DisplayState *ds)
1231 for (i = 0; i < nb_consoles; i++) {
1233 if (s->console_type == GRAPHIC_CONSOLE && s->ds == ds)
1239 static TextConsole *new_console(DisplayState *ds, console_type_t console_type)
1244 if (nb_consoles >= MAX_CONSOLES)
1246 s = qemu_mallocz(sizeof(TextConsole));
1247 if (!active_console || ((active_console->console_type != GRAPHIC_CONSOLE) &&
1248 (console_type == GRAPHIC_CONSOLE))) {
1252 s->console_type = console_type;
1253 if (console_type != GRAPHIC_CONSOLE) {
1254 consoles[nb_consoles++] = s;
1256 /* HACK: Put graphical consoles before text consoles. */
1257 for (i = nb_consoles; i > 0; i--) {
1258 if (consoles[i - 1]->console_type == GRAPHIC_CONSOLE)
1260 consoles[i] = consoles[i - 1];
1268 static DisplaySurface* defaultallocator_create_displaysurface(int width, int height)
1270 DisplaySurface *surface = (DisplaySurface*) qemu_mallocz(sizeof(DisplaySurface));
1272 surface->width = width;
1273 surface->height = height;
1274 surface->linesize = width * 4;
1275 surface->pf = qemu_default_pixelformat(32);
1276 #ifdef HOST_WORDS_BIGENDIAN
1277 surface->flags = QEMU_ALLOCATED_FLAG | QEMU_BIG_ENDIAN_FLAG;
1279 surface->flags = QEMU_ALLOCATED_FLAG;
1281 surface->data = (uint8_t*) qemu_mallocz(surface->linesize * surface->height);
1286 static DisplaySurface* defaultallocator_resize_displaysurface(DisplaySurface *surface,
1287 int width, int height)
1289 surface->width = width;
1290 surface->height = height;
1291 surface->linesize = width * 4;
1292 surface->pf = qemu_default_pixelformat(32);
1293 if (surface->flags & QEMU_ALLOCATED_FLAG)
1294 surface->data = (uint8_t*) qemu_realloc(surface->data, surface->linesize * surface->height);
1296 surface->data = (uint8_t*) qemu_malloc(surface->linesize * surface->height);
1297 #ifdef HOST_WORDS_BIGENDIAN
1298 surface->flags = QEMU_ALLOCATED_FLAG | QEMU_BIG_ENDIAN_FLAG;
1300 surface->flags = QEMU_ALLOCATED_FLAG;
1306 DisplaySurface* qemu_create_displaysurface_from(int width, int height, int bpp,
1307 int linesize, uint8_t *data)
1309 DisplaySurface *surface = (DisplaySurface*) qemu_mallocz(sizeof(DisplaySurface));
1311 surface->width = width;
1312 surface->height = height;
1313 surface->linesize = linesize;
1314 surface->pf = qemu_default_pixelformat(bpp);
1315 #ifdef HOST_WORDS_BIGENDIAN
1316 surface->flags = QEMU_BIG_ENDIAN_FLAG;
1318 surface->data = data;
1323 static void defaultallocator_free_displaysurface(DisplaySurface *surface)
1325 if (surface == NULL)
1327 if (surface->flags & QEMU_ALLOCATED_FLAG)
1328 qemu_free(surface->data);
1332 static struct DisplayAllocator default_allocator = {
1333 defaultallocator_create_displaysurface,
1334 defaultallocator_resize_displaysurface,
1335 defaultallocator_free_displaysurface
1338 static void dumb_display_init(void)
1340 DisplayState *ds = qemu_mallocz(sizeof(DisplayState));
1341 ds->allocator = &default_allocator;
1342 ds->surface = qemu_create_displaysurface(ds, 640, 480);
1343 register_displaystate(ds);
1346 /***********************************************************/
1347 /* register display */
1349 void register_displaystate(DisplayState *ds)
1359 DisplayState *get_displaystate(void)
1361 if (!display_state) {
1362 dumb_display_init ();
1364 return display_state;
1367 DisplayAllocator *register_displayallocator(DisplayState *ds, DisplayAllocator *da)
1369 if(ds->allocator == &default_allocator) {
1370 DisplaySurface *surf;
1371 surf = da->create_displaysurface(ds_get_width(ds), ds_get_height(ds));
1372 defaultallocator_free_displaysurface(ds->surface);
1376 return ds->allocator;
1379 DisplayState *graphic_console_init(vga_hw_update_ptr update,
1380 vga_hw_invalidate_ptr invalidate,
1381 vga_hw_screen_dump_ptr screen_dump,
1382 vga_hw_text_update_ptr text_update,
1388 ds = (DisplayState *) qemu_mallocz(sizeof(DisplayState));
1389 ds->allocator = &default_allocator;
1390 ds->surface = qemu_create_displaysurface(ds, 640, 480);
1392 s = new_console(ds, GRAPHIC_CONSOLE);
1394 qemu_free_displaysurface(ds);
1398 s->hw_update = update;
1399 s->hw_invalidate = invalidate;
1400 s->hw_screen_dump = screen_dump;
1401 s->hw_text_update = text_update;
1404 register_displaystate(ds);
1408 int is_graphic_console(void)
1410 return active_console && active_console->console_type == GRAPHIC_CONSOLE;
1413 int is_fixedsize_console(void)
1415 return active_console && active_console->console_type != TEXT_CONSOLE;
1418 void console_color_init(DisplayState *ds)
1421 for (j = 0; j < 2; j++) {
1422 for (i = 0; i < 8; i++) {
1423 color_table[j][i] = col_expand(ds,
1424 vga_get_color(ds, color_table_rgb[j][i]));
1429 static int n_text_consoles;
1430 static CharDriverState *text_consoles[128];
1431 static QemuOpts *text_console_opts[128];
1433 static void text_console_do_init(CharDriverState *chr, DisplayState *ds, QemuOpts *opts)
1438 static int color_inited;
1440 width = qemu_opt_get_number(opts, "width", 0);
1442 width = qemu_opt_get_number(opts, "cols", 0) * FONT_WIDTH;
1444 height = qemu_opt_get_number(opts, "height", 0);
1446 height = qemu_opt_get_number(opts, "rows", 0) * FONT_HEIGHT;
1448 if (width == 0 || height == 0) {
1449 s = new_console(ds, TEXT_CONSOLE);
1450 width = ds_get_width(s->ds);
1451 height = ds_get_height(s->ds);
1453 s = new_console(ds, TEXT_CONSOLE_FIXED_SIZE);
1461 chr->chr_write = console_puts;
1462 chr->chr_send_event = console_send_event;
1465 s->out_fifo.buf = s->out_fifo_buf;
1466 s->out_fifo.buf_size = sizeof(s->out_fifo_buf);
1467 s->kbd_timer = qemu_new_timer(rt_clock, kbd_send_chars, s);
1470 if (!color_inited) {
1472 console_color_init(s->ds);
1476 s->total_height = DEFAULT_BACKSCROLL;
1480 s->g_height = height;
1482 s->hw_invalidate = text_console_invalidate;
1483 s->hw_text_update = text_console_update;
1486 /* Set text attribute defaults */
1487 s->t_attrib_default.bold = 0;
1488 s->t_attrib_default.uline = 0;
1489 s->t_attrib_default.blink = 0;
1490 s->t_attrib_default.invers = 0;
1491 s->t_attrib_default.unvisible = 0;
1492 s->t_attrib_default.fgcol = COLOR_WHITE;
1493 s->t_attrib_default.bgcol = COLOR_BLACK;
1494 /* set current text attributes to default */
1495 s->t_attrib = s->t_attrib_default;
1496 text_console_resize(s);
1502 s->t_attrib.bgcol = COLOR_BLUE;
1503 len = snprintf(msg, sizeof(msg), "%s console\r\n", chr->label);
1504 console_puts(chr, (uint8_t*)msg, len);
1505 s->t_attrib = s->t_attrib_default;
1508 qemu_chr_generic_open(chr);
1513 CharDriverState *text_console_init(QemuOpts *opts)
1515 CharDriverState *chr;
1517 chr = qemu_mallocz(sizeof(CharDriverState));
1519 if (n_text_consoles == 128) {
1520 fprintf(stderr, "Too many text consoles\n");
1523 text_consoles[n_text_consoles] = chr;
1524 text_console_opts[n_text_consoles] = opts;
1530 void text_consoles_set_display(DisplayState *ds)
1534 for (i = 0; i < n_text_consoles; i++) {
1535 text_console_do_init(text_consoles[i], ds, text_console_opts[i]);
1536 qemu_opts_del(text_console_opts[i]);
1537 text_console_opts[i] = NULL;
1540 n_text_consoles = 0;
1543 void qemu_console_resize(DisplayState *ds, int width, int height)
1545 TextConsole *s = get_graphic_console(ds);
1549 s->g_height = height;
1550 if (is_graphic_console()) {
1551 ds->surface = qemu_resize_displaysurface(ds, width, height);
1556 void qemu_console_copy(DisplayState *ds, int src_x, int src_y,
1557 int dst_x, int dst_y, int w, int h)
1559 if (is_graphic_console()) {
1560 dpy_copy(ds, src_x, src_y, dst_x, dst_y, w, h);
1564 PixelFormat qemu_different_endianness_pixelformat(int bpp)
1568 memset(&pf, 0x00, sizeof(PixelFormat));
1570 pf.bits_per_pixel = bpp;
1571 pf.bytes_per_pixel = bpp / 8;
1572 pf.depth = bpp == 32 ? 24 : bpp;
1576 pf.rmask = 0x000000FF;
1577 pf.gmask = 0x0000FF00;
1578 pf.bmask = 0x00FF0000;
1590 pf.rmask = 0x0000FF00;
1591 pf.gmask = 0x00FF0000;
1592 pf.bmask = 0xFF000000;
1593 pf.amask = 0x00000000;
1613 PixelFormat qemu_default_pixelformat(int bpp)
1617 memset(&pf, 0x00, sizeof(PixelFormat));
1619 pf.bits_per_pixel = bpp;
1620 pf.bytes_per_pixel = bpp / 8;
1621 pf.depth = bpp == 32 ? 24 : bpp;
1625 pf.rmask = 0x0000F800;
1626 pf.gmask = 0x000007E0;
1627 pf.bmask = 0x0000001F;
1639 pf.rmask = 0x00FF0000;
1640 pf.gmask = 0x0000FF00;
1641 pf.bmask = 0x000000FF;
1652 pf.rmask = 0x00FF0000;
1653 pf.gmask = 0x0000FF00;
1654 pf.bmask = 0x000000FF;