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;
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 active_console->g_width = ds_get_width(active_console->ds);
1065 active_console->g_height = ds_get_height(active_console->ds);
1066 s = consoles[index];
1068 DisplayState *ds = s->ds;
1070 if (ds_get_bits_per_pixel(s->ds)) {
1071 ds->surface = qemu_resize_displaysurface(ds, s->g_width, s->g_height);
1073 s->ds->surface->width = s->width;
1074 s->ds->surface->height = s->height;
1077 vga_hw_invalidate();
1081 static int console_puts(CharDriverState *chr, const uint8_t *buf, int len)
1083 TextConsole *s = chr->opaque;
1086 s->update_x0 = s->width * FONT_WIDTH;
1087 s->update_y0 = s->height * FONT_HEIGHT;
1090 console_show_cursor(s, 0);
1091 for(i = 0; i < len; i++) {
1092 console_putchar(s, buf[i]);
1094 console_show_cursor(s, 1);
1095 if (ds_get_bits_per_pixel(s->ds) && s->update_x0 < s->update_x1) {
1096 dpy_update(s->ds, s->update_x0, s->update_y0,
1097 s->update_x1 - s->update_x0,
1098 s->update_y1 - s->update_y0);
1103 static void console_send_event(CharDriverState *chr, int event)
1105 TextConsole *s = chr->opaque;
1108 if (event == CHR_EVENT_FOCUS) {
1109 for(i = 0; i < nb_consoles; i++) {
1110 if (consoles[i] == s) {
1118 static void kbd_send_chars(void *opaque)
1120 TextConsole *s = opaque;
1124 len = qemu_chr_can_read(s->chr);
1125 if (len > s->out_fifo.count)
1126 len = s->out_fifo.count;
1128 if (len > sizeof(buf))
1130 qemu_fifo_read(&s->out_fifo, buf, len);
1131 qemu_chr_read(s->chr, buf, len);
1133 /* characters are pending: we send them a bit later (XXX:
1134 horrible, should change char device API) */
1135 if (s->out_fifo.count > 0) {
1136 qemu_mod_timer(s->kbd_timer, qemu_get_clock(rt_clock) + 1);
1140 /* called when an ascii key is pressed */
1141 void kbd_put_keysym(int keysym)
1144 uint8_t buf[16], *q;
1148 if (!s || (s->console_type == GRAPHIC_CONSOLE))
1152 case QEMU_KEY_CTRL_UP:
1155 case QEMU_KEY_CTRL_DOWN:
1158 case QEMU_KEY_CTRL_PAGEUP:
1159 console_scroll(-10);
1161 case QEMU_KEY_CTRL_PAGEDOWN:
1165 /* convert the QEMU keysym to VT100 key string */
1167 if (keysym >= 0xe100 && keysym <= 0xe11f) {
1170 c = keysym - 0xe100;
1172 *q++ = '0' + (c / 10);
1173 *q++ = '0' + (c % 10);
1175 } else if (keysym >= 0xe120 && keysym <= 0xe17f) {
1178 *q++ = keysym & 0xff;
1182 if (s->chr->chr_read) {
1183 qemu_fifo_write(&s->out_fifo, buf, q - buf);
1190 static void text_console_invalidate(void *opaque)
1192 TextConsole *s = (TextConsole *) opaque;
1193 if (!ds_get_bits_per_pixel(s->ds) && s->console_type == TEXT_CONSOLE) {
1194 s->g_width = ds_get_width(s->ds);
1195 s->g_height = ds_get_height(s->ds);
1196 text_console_resize(s);
1201 static void text_console_update(void *opaque, console_ch_t *chardata)
1203 TextConsole *s = (TextConsole *) opaque;
1206 if (s->text_x[0] <= s->text_x[1]) {
1207 src = (s->y_base + s->text_y[0]) * s->width;
1208 chardata += s->text_y[0] * s->width;
1209 for (i = s->text_y[0]; i <= s->text_y[1]; i ++)
1210 for (j = 0; j < s->width; j ++, src ++)
1211 console_write_ch(chardata ++, s->cells[src].ch |
1212 (s->cells[src].t_attrib.fgcol << 12) |
1213 (s->cells[src].t_attrib.bgcol << 8) |
1214 (s->cells[src].t_attrib.bold << 21));
1215 dpy_update(s->ds, s->text_x[0], s->text_y[0],
1216 s->text_x[1] - s->text_x[0], i - s->text_y[0]);
1217 s->text_x[0] = s->width;
1218 s->text_y[0] = s->height;
1222 if (s->cursor_invalidate) {
1223 dpy_cursor(s->ds, s->x, s->y);
1224 s->cursor_invalidate = 0;
1228 static TextConsole *get_graphic_console(DisplayState *ds)
1232 for (i = 0; i < nb_consoles; i++) {
1234 if (s->console_type == GRAPHIC_CONSOLE && s->ds == ds)
1240 static TextConsole *new_console(DisplayState *ds, console_type_t console_type)
1245 if (nb_consoles >= MAX_CONSOLES)
1247 s = qemu_mallocz(sizeof(TextConsole));
1248 if (!active_console || ((active_console->console_type != GRAPHIC_CONSOLE) &&
1249 (console_type == GRAPHIC_CONSOLE))) {
1253 s->console_type = console_type;
1254 if (console_type != GRAPHIC_CONSOLE) {
1255 consoles[nb_consoles++] = s;
1257 /* HACK: Put graphical consoles before text consoles. */
1258 for (i = nb_consoles; i > 0; i--) {
1259 if (consoles[i - 1]->console_type == GRAPHIC_CONSOLE)
1261 consoles[i] = consoles[i - 1];
1269 static DisplaySurface* defaultallocator_create_displaysurface(int width, int height)
1271 DisplaySurface *surface = (DisplaySurface*) qemu_mallocz(sizeof(DisplaySurface));
1273 surface->width = width;
1274 surface->height = height;
1275 surface->linesize = width * 4;
1276 surface->pf = qemu_default_pixelformat(32);
1277 #ifdef HOST_WORDS_BIGENDIAN
1278 surface->flags = QEMU_ALLOCATED_FLAG | QEMU_BIG_ENDIAN_FLAG;
1280 surface->flags = QEMU_ALLOCATED_FLAG;
1282 surface->data = (uint8_t*) qemu_mallocz(surface->linesize * surface->height);
1287 static DisplaySurface* defaultallocator_resize_displaysurface(DisplaySurface *surface,
1288 int width, int height)
1290 surface->width = width;
1291 surface->height = height;
1292 surface->linesize = width * 4;
1293 surface->pf = qemu_default_pixelformat(32);
1294 if (surface->flags & QEMU_ALLOCATED_FLAG)
1295 surface->data = (uint8_t*) qemu_realloc(surface->data, surface->linesize * surface->height);
1297 surface->data = (uint8_t*) qemu_malloc(surface->linesize * surface->height);
1298 #ifdef HOST_WORDS_BIGENDIAN
1299 surface->flags = QEMU_ALLOCATED_FLAG | QEMU_BIG_ENDIAN_FLAG;
1301 surface->flags = QEMU_ALLOCATED_FLAG;
1307 DisplaySurface* qemu_create_displaysurface_from(int width, int height, int bpp,
1308 int linesize, uint8_t *data)
1310 DisplaySurface *surface = (DisplaySurface*) qemu_mallocz(sizeof(DisplaySurface));
1312 surface->width = width;
1313 surface->height = height;
1314 surface->linesize = linesize;
1315 surface->pf = qemu_default_pixelformat(bpp);
1316 #ifdef HOST_WORDS_BIGENDIAN
1317 surface->flags = QEMU_BIG_ENDIAN_FLAG;
1319 surface->data = data;
1324 static void defaultallocator_free_displaysurface(DisplaySurface *surface)
1326 if (surface == NULL)
1328 if (surface->flags & QEMU_ALLOCATED_FLAG)
1329 qemu_free(surface->data);
1333 static struct DisplayAllocator default_allocator = {
1334 defaultallocator_create_displaysurface,
1335 defaultallocator_resize_displaysurface,
1336 defaultallocator_free_displaysurface
1339 static void dumb_display_init(void)
1341 DisplayState *ds = qemu_mallocz(sizeof(DisplayState));
1342 ds->allocator = &default_allocator;
1343 ds->surface = qemu_create_displaysurface(ds, 640, 480);
1344 register_displaystate(ds);
1347 /***********************************************************/
1348 /* register display */
1350 void register_displaystate(DisplayState *ds)
1360 DisplayState *get_displaystate(void)
1362 if (!display_state) {
1363 dumb_display_init ();
1365 return display_state;
1368 DisplayAllocator *register_displayallocator(DisplayState *ds, DisplayAllocator *da)
1370 if(ds->allocator == &default_allocator) {
1371 DisplaySurface *surf;
1372 surf = da->create_displaysurface(ds_get_width(ds), ds_get_height(ds));
1373 defaultallocator_free_displaysurface(ds->surface);
1377 return ds->allocator;
1380 DisplayState *graphic_console_init(vga_hw_update_ptr update,
1381 vga_hw_invalidate_ptr invalidate,
1382 vga_hw_screen_dump_ptr screen_dump,
1383 vga_hw_text_update_ptr text_update,
1389 ds = (DisplayState *) qemu_mallocz(sizeof(DisplayState));
1390 ds->allocator = &default_allocator;
1391 ds->surface = qemu_create_displaysurface(ds, 640, 480);
1393 s = new_console(ds, GRAPHIC_CONSOLE);
1395 qemu_free_displaysurface(ds);
1399 s->hw_update = update;
1400 s->hw_invalidate = invalidate;
1401 s->hw_screen_dump = screen_dump;
1402 s->hw_text_update = text_update;
1405 register_displaystate(ds);
1409 int is_graphic_console(void)
1411 return active_console && active_console->console_type == GRAPHIC_CONSOLE;
1414 int is_fixedsize_console(void)
1416 return active_console && active_console->console_type != TEXT_CONSOLE;
1419 void console_color_init(DisplayState *ds)
1422 for (j = 0; j < 2; j++) {
1423 for (i = 0; i < 8; i++) {
1424 color_table[j][i] = col_expand(ds,
1425 vga_get_color(ds, color_table_rgb[j][i]));
1430 static int n_text_consoles;
1431 static CharDriverState *text_consoles[128];
1432 static QemuOpts *text_console_opts[128];
1434 static void text_console_do_init(CharDriverState *chr, DisplayState *ds, QemuOpts *opts)
1439 static int color_inited;
1441 width = qemu_opt_get_number(opts, "width", 0);
1443 width = qemu_opt_get_number(opts, "cols", 0) * FONT_WIDTH;
1445 height = qemu_opt_get_number(opts, "height", 0);
1447 height = qemu_opt_get_number(opts, "rows", 0) * FONT_HEIGHT;
1449 if (width == 0 || height == 0) {
1450 s = new_console(ds, TEXT_CONSOLE);
1451 width = ds_get_width(s->ds);
1452 height = ds_get_height(s->ds);
1454 s = new_console(ds, TEXT_CONSOLE_FIXED_SIZE);
1462 chr->chr_write = console_puts;
1463 chr->chr_send_event = console_send_event;
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(rt_clock, kbd_send_chars, s);
1471 if (!color_inited) {
1473 console_color_init(s->ds);
1477 s->total_height = DEFAULT_BACKSCROLL;
1481 s->g_height = height;
1483 s->hw_invalidate = text_console_invalidate;
1484 s->hw_text_update = text_console_update;
1487 /* Set text attribute defaults */
1488 s->t_attrib_default.bold = 0;
1489 s->t_attrib_default.uline = 0;
1490 s->t_attrib_default.blink = 0;
1491 s->t_attrib_default.invers = 0;
1492 s->t_attrib_default.unvisible = 0;
1493 s->t_attrib_default.fgcol = COLOR_WHITE;
1494 s->t_attrib_default.bgcol = COLOR_BLACK;
1495 /* set current text attributes to default */
1496 s->t_attrib = s->t_attrib_default;
1497 text_console_resize(s);
1503 s->t_attrib.bgcol = COLOR_BLUE;
1504 len = snprintf(msg, sizeof(msg), "%s console\r\n", chr->label);
1505 console_puts(chr, (uint8_t*)msg, len);
1506 s->t_attrib = s->t_attrib_default;
1509 qemu_chr_generic_open(chr);
1514 CharDriverState *text_console_init(QemuOpts *opts)
1516 CharDriverState *chr;
1518 chr = qemu_mallocz(sizeof(CharDriverState));
1520 if (n_text_consoles == 128) {
1521 fprintf(stderr, "Too many text consoles\n");
1524 text_consoles[n_text_consoles] = chr;
1525 text_console_opts[n_text_consoles] = opts;
1531 void text_consoles_set_display(DisplayState *ds)
1535 for (i = 0; i < n_text_consoles; i++) {
1536 text_console_do_init(text_consoles[i], ds, text_console_opts[i]);
1537 qemu_opts_del(text_console_opts[i]);
1538 text_console_opts[i] = NULL;
1541 n_text_consoles = 0;
1544 void qemu_console_resize(DisplayState *ds, int width, int height)
1546 TextConsole *s = get_graphic_console(ds);
1550 s->g_height = height;
1551 if (is_graphic_console()) {
1552 ds->surface = qemu_resize_displaysurface(ds, width, height);
1557 void qemu_console_copy(DisplayState *ds, int src_x, int src_y,
1558 int dst_x, int dst_y, int w, int h)
1560 if (is_graphic_console()) {
1561 dpy_copy(ds, src_x, src_y, dst_x, dst_y, w, h);
1565 PixelFormat qemu_different_endianness_pixelformat(int bpp)
1569 memset(&pf, 0x00, sizeof(PixelFormat));
1571 pf.bits_per_pixel = bpp;
1572 pf.bytes_per_pixel = bpp / 8;
1573 pf.depth = bpp == 32 ? 24 : bpp;
1577 pf.rmask = 0x000000FF;
1578 pf.gmask = 0x0000FF00;
1579 pf.bmask = 0x00FF0000;
1591 pf.rmask = 0x0000FF00;
1592 pf.gmask = 0x00FF0000;
1593 pf.bmask = 0xFF000000;
1594 pf.amask = 0x00000000;
1614 PixelFormat qemu_default_pixelformat(int bpp)
1618 memset(&pf, 0x00, sizeof(PixelFormat));
1620 pf.bits_per_pixel = bpp;
1621 pf.bytes_per_pixel = bpp / 8;
1622 pf.depth = bpp == 32 ? 24 : bpp;
1626 pf.rmask = 0x0000F800;
1627 pf.gmask = 0x000007E0;
1628 pf.bmask = 0x0000001F;
1640 pf.rmask = 0x00FF0000;
1641 pf.gmask = 0x0000FF00;
1642 pf.bmask = 0x000000FF;
1653 pf.rmask = 0x00FF0000;
1654 pf.gmask = 0x0000FF00;
1655 pf.bmask = 0x000000FF;