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;
180 previous_active_console = active_console;
182 /* There is currently no way of specifying which screen we want to dump,
183 so always dump the first one. */
185 if (consoles[0] && consoles[0]->hw_screen_dump) {
186 consoles[0]->hw_screen_dump(consoles[0]->hw, filename);
189 if (previous_active_console) {
190 console_select(previous_active_console->index);
194 void vga_hw_text_update(console_ch_t *chardata)
196 if (active_console && active_console->hw_text_update)
197 active_console->hw_text_update(active_console->hw, chardata);
200 /* convert a RGBA color to a color index usable in graphic primitives */
201 static unsigned int vga_get_color(DisplayState *ds, unsigned int rgba)
203 unsigned int r, g, b, color;
205 switch(ds_get_bits_per_pixel(ds)) {
208 r = (rgba >> 16) & 0xff;
209 g = (rgba >> 8) & 0xff;
211 color = (rgb_to_index[r] * 6 * 6) +
212 (rgb_to_index[g] * 6) +
217 r = (rgba >> 16) & 0xff;
218 g = (rgba >> 8) & 0xff;
220 color = ((r >> 3) << 10) | ((g >> 3) << 5) | (b >> 3);
223 r = (rgba >> 16) & 0xff;
224 g = (rgba >> 8) & 0xff;
226 color = ((r >> 3) << 11) | ((g >> 2) << 5) | (b >> 3);
236 static void vga_fill_rect (DisplayState *ds,
237 int posx, int posy, int width, int height, uint32_t color)
242 bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3;
243 d1 = ds_get_data(ds) +
244 ds_get_linesize(ds) * posy + bpp * posx;
245 for (y = 0; y < height; y++) {
249 for (x = 0; x < width; x++) {
250 *((uint8_t *)d) = color;
255 for (x = 0; x < width; x++) {
256 *((uint16_t *)d) = color;
261 for (x = 0; x < width; x++) {
262 *((uint32_t *)d) = color;
267 d1 += ds_get_linesize(ds);
271 /* copy from (xs, ys) to (xd, yd) a rectangle of size (w, h) */
272 static void vga_bitblt(DisplayState *ds, int xs, int ys, int xd, int yd, int w, int h)
278 bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3;
281 s = ds_get_data(ds) +
282 ds_get_linesize(ds) * ys + bpp * xs;
283 d = ds_get_data(ds) +
284 ds_get_linesize(ds) * yd + bpp * xd;
285 for (y = 0; y < h; y++) {
287 d += ds_get_linesize(ds);
288 s += ds_get_linesize(ds);
291 s = ds_get_data(ds) +
292 ds_get_linesize(ds) * (ys + h - 1) + bpp * xs;
293 d = ds_get_data(ds) +
294 ds_get_linesize(ds) * (yd + h - 1) + bpp * xd;
295 for (y = 0; y < h; y++) {
297 d -= ds_get_linesize(ds);
298 s -= ds_get_linesize(ds);
303 /***********************************************************/
304 /* basic char display */
306 #define FONT_HEIGHT 16
311 #define cbswap_32(__x) \
313 (((uint32_t)(__x) & (uint32_t)0x000000ffUL) << 24) | \
314 (((uint32_t)(__x) & (uint32_t)0x0000ff00UL) << 8) | \
315 (((uint32_t)(__x) & (uint32_t)0x00ff0000UL) >> 8) | \
316 (((uint32_t)(__x) & (uint32_t)0xff000000UL) >> 24) ))
318 #ifdef HOST_WORDS_BIGENDIAN
321 #define PAT(x) cbswap_32(x)
324 static const uint32_t dmask16[16] = {
343 static const uint32_t dmask4[4] = {
350 static uint32_t color_table[2][8];
352 #ifndef CONFIG_CURSES
365 static const uint32_t color_table_rgb[2][8] = {
367 QEMU_RGB(0x00, 0x00, 0x00), /* black */
368 QEMU_RGB(0xaa, 0x00, 0x00), /* red */
369 QEMU_RGB(0x00, 0xaa, 0x00), /* green */
370 QEMU_RGB(0xaa, 0xaa, 0x00), /* yellow */
371 QEMU_RGB(0x00, 0x00, 0xaa), /* blue */
372 QEMU_RGB(0xaa, 0x00, 0xaa), /* magenta */
373 QEMU_RGB(0x00, 0xaa, 0xaa), /* cyan */
374 QEMU_RGB(0xaa, 0xaa, 0xaa), /* white */
377 QEMU_RGB(0x00, 0x00, 0x00), /* black */
378 QEMU_RGB(0xff, 0x00, 0x00), /* red */
379 QEMU_RGB(0x00, 0xff, 0x00), /* green */
380 QEMU_RGB(0xff, 0xff, 0x00), /* yellow */
381 QEMU_RGB(0x00, 0x00, 0xff), /* blue */
382 QEMU_RGB(0xff, 0x00, 0xff), /* magenta */
383 QEMU_RGB(0x00, 0xff, 0xff), /* cyan */
384 QEMU_RGB(0xff, 0xff, 0xff), /* white */
388 static inline unsigned int col_expand(DisplayState *ds, unsigned int col)
390 switch(ds_get_bits_per_pixel(ds)) {
406 static void console_print_text_attributes(TextAttributes *t_attrib, char ch)
408 if (t_attrib->bold) {
413 if (t_attrib->uline) {
418 if (t_attrib->blink) {
423 if (t_attrib->invers) {
428 if (t_attrib->unvisible) {
434 printf(" fg: %d bg: %d ch:'%2X' '%c'\n", t_attrib->fgcol, t_attrib->bgcol, ch, ch);
438 static void vga_putcharxy(DisplayState *ds, int x, int y, int ch,
439 TextAttributes *t_attrib)
442 const uint8_t *font_ptr;
443 unsigned int font_data, linesize, xorcol, bpp;
445 unsigned int fgcol, bgcol;
448 printf("x: %2i y: %2i", x, y);
449 console_print_text_attributes(t_attrib, ch);
452 if (t_attrib->invers) {
453 bgcol = color_table[t_attrib->bold][t_attrib->fgcol];
454 fgcol = color_table[t_attrib->bold][t_attrib->bgcol];
456 fgcol = color_table[t_attrib->bold][t_attrib->fgcol];
457 bgcol = color_table[t_attrib->bold][t_attrib->bgcol];
460 bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3;
461 d = ds_get_data(ds) +
462 ds_get_linesize(ds) * y * FONT_HEIGHT + bpp * x * FONT_WIDTH;
463 linesize = ds_get_linesize(ds);
464 font_ptr = vgafont16 + FONT_HEIGHT * ch;
465 xorcol = bgcol ^ fgcol;
466 switch(ds_get_bits_per_pixel(ds)) {
468 for(i = 0; i < FONT_HEIGHT; i++) {
469 font_data = *font_ptr++;
471 && ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) {
474 ((uint32_t *)d)[0] = (dmask16[(font_data >> 4)] & xorcol) ^ bgcol;
475 ((uint32_t *)d)[1] = (dmask16[(font_data >> 0) & 0xf] & xorcol) ^ bgcol;
481 for(i = 0; i < FONT_HEIGHT; i++) {
482 font_data = *font_ptr++;
484 && ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) {
487 ((uint32_t *)d)[0] = (dmask4[(font_data >> 6)] & xorcol) ^ bgcol;
488 ((uint32_t *)d)[1] = (dmask4[(font_data >> 4) & 3] & xorcol) ^ bgcol;
489 ((uint32_t *)d)[2] = (dmask4[(font_data >> 2) & 3] & xorcol) ^ bgcol;
490 ((uint32_t *)d)[3] = (dmask4[(font_data >> 0) & 3] & xorcol) ^ bgcol;
495 for(i = 0; i < FONT_HEIGHT; i++) {
496 font_data = *font_ptr++;
497 if (t_attrib->uline && ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) {
500 ((uint32_t *)d)[0] = (-((font_data >> 7)) & xorcol) ^ bgcol;
501 ((uint32_t *)d)[1] = (-((font_data >> 6) & 1) & xorcol) ^ bgcol;
502 ((uint32_t *)d)[2] = (-((font_data >> 5) & 1) & xorcol) ^ bgcol;
503 ((uint32_t *)d)[3] = (-((font_data >> 4) & 1) & xorcol) ^ bgcol;
504 ((uint32_t *)d)[4] = (-((font_data >> 3) & 1) & xorcol) ^ bgcol;
505 ((uint32_t *)d)[5] = (-((font_data >> 2) & 1) & xorcol) ^ bgcol;
506 ((uint32_t *)d)[6] = (-((font_data >> 1) & 1) & xorcol) ^ bgcol;
507 ((uint32_t *)d)[7] = (-((font_data >> 0) & 1) & xorcol) ^ bgcol;
514 static void text_console_resize(TextConsole *s)
516 TextCell *cells, *c, *c1;
517 int w1, x, y, last_width;
519 last_width = s->width;
520 s->width = s->g_width / FONT_WIDTH;
521 s->height = s->g_height / FONT_HEIGHT;
527 cells = g_malloc(s->width * s->total_height * sizeof(TextCell));
528 for(y = 0; y < s->total_height; y++) {
529 c = &cells[y * s->width];
531 c1 = &s->cells[y * last_width];
532 for(x = 0; x < w1; x++) {
536 for(x = w1; x < s->width; x++) {
538 c->t_attrib = s->t_attrib_default;
546 static inline void text_update_xy(TextConsole *s, int x, int y)
548 s->text_x[0] = MIN(s->text_x[0], x);
549 s->text_x[1] = MAX(s->text_x[1], x);
550 s->text_y[0] = MIN(s->text_y[0], y);
551 s->text_y[1] = MAX(s->text_y[1], y);
554 static void invalidate_xy(TextConsole *s, int x, int y)
556 if (s->update_x0 > x * FONT_WIDTH)
557 s->update_x0 = x * FONT_WIDTH;
558 if (s->update_y0 > y * FONT_HEIGHT)
559 s->update_y0 = y * FONT_HEIGHT;
560 if (s->update_x1 < (x + 1) * FONT_WIDTH)
561 s->update_x1 = (x + 1) * FONT_WIDTH;
562 if (s->update_y1 < (y + 1) * FONT_HEIGHT)
563 s->update_y1 = (y + 1) * FONT_HEIGHT;
566 static void update_xy(TextConsole *s, int x, int y)
571 if (s == active_console) {
572 if (!ds_get_bits_per_pixel(s->ds)) {
573 text_update_xy(s, x, y);
577 y1 = (s->y_base + y) % s->total_height;
578 y2 = y1 - s->y_displayed;
580 y2 += s->total_height;
581 if (y2 < s->height) {
582 c = &s->cells[y1 * s->width + x];
583 vga_putcharxy(s->ds, x, y2, c->ch,
585 invalidate_xy(s, x, y2);
590 static void console_show_cursor(TextConsole *s, int show)
595 if (s == active_console) {
598 if (!ds_get_bits_per_pixel(s->ds)) {
599 s->cursor_invalidate = 1;
606 y1 = (s->y_base + s->y) % s->total_height;
607 y = y1 - s->y_displayed;
609 y += s->total_height;
611 c = &s->cells[y1 * s->width + x];
613 TextAttributes t_attrib = s->t_attrib_default;
614 t_attrib.invers = !(t_attrib.invers); /* invert fg and bg */
615 vga_putcharxy(s->ds, x, y, c->ch, &t_attrib);
617 vga_putcharxy(s->ds, x, y, c->ch, &(c->t_attrib));
619 invalidate_xy(s, x, y);
624 static void console_refresh(TextConsole *s)
629 if (s != active_console)
631 if (!ds_get_bits_per_pixel(s->ds)) {
634 s->text_x[1] = s->width - 1;
635 s->text_y[1] = s->height - 1;
636 s->cursor_invalidate = 1;
640 vga_fill_rect(s->ds, 0, 0, ds_get_width(s->ds), ds_get_height(s->ds),
641 color_table[0][COLOR_BLACK]);
643 for(y = 0; y < s->height; y++) {
644 c = s->cells + y1 * s->width;
645 for(x = 0; x < s->width; x++) {
646 vga_putcharxy(s->ds, x, y, c->ch,
650 if (++y1 == s->total_height)
653 console_show_cursor(s, 1);
654 dpy_update(s->ds, 0, 0, ds_get_width(s->ds), ds_get_height(s->ds));
657 static void console_scroll(int ydelta)
663 if (!s || (s->console_type == GRAPHIC_CONSOLE))
667 for(i = 0; i < ydelta; i++) {
668 if (s->y_displayed == s->y_base)
670 if (++s->y_displayed == s->total_height)
675 i = s->backscroll_height;
676 if (i > s->total_height - s->height)
677 i = s->total_height - s->height;
680 y1 += s->total_height;
681 for(i = 0; i < ydelta; i++) {
682 if (s->y_displayed == y1)
684 if (--s->y_displayed < 0)
685 s->y_displayed = s->total_height - 1;
691 static void console_put_lf(TextConsole *s)
697 if (s->y >= s->height) {
698 s->y = s->height - 1;
700 if (s->y_displayed == s->y_base) {
701 if (++s->y_displayed == s->total_height)
704 if (++s->y_base == s->total_height)
706 if (s->backscroll_height < s->total_height)
707 s->backscroll_height++;
708 y1 = (s->y_base + s->height - 1) % s->total_height;
709 c = &s->cells[y1 * s->width];
710 for(x = 0; x < s->width; x++) {
712 c->t_attrib = s->t_attrib_default;
715 if (s == active_console && s->y_displayed == s->y_base) {
716 if (!ds_get_bits_per_pixel(s->ds)) {
719 s->text_x[1] = s->width - 1;
720 s->text_y[1] = s->height - 1;
724 vga_bitblt(s->ds, 0, FONT_HEIGHT, 0, 0,
725 s->width * FONT_WIDTH,
726 (s->height - 1) * FONT_HEIGHT);
727 vga_fill_rect(s->ds, 0, (s->height - 1) * FONT_HEIGHT,
728 s->width * FONT_WIDTH, FONT_HEIGHT,
729 color_table[0][s->t_attrib_default.bgcol]);
732 s->update_x1 = s->width * FONT_WIDTH;
733 s->update_y1 = s->height * FONT_HEIGHT;
738 /* Set console attributes depending on the current escape codes.
739 * NOTE: I know this code is not very efficient (checking every color for it
740 * self) but it is more readable and better maintainable.
742 static void console_handle_escape(TextConsole *s)
746 for (i=0; i<s->nb_esc_params; i++) {
747 switch (s->esc_params[i]) {
748 case 0: /* reset all console attributes to default */
749 s->t_attrib = s->t_attrib_default;
752 s->t_attrib.bold = 1;
755 s->t_attrib.uline = 1;
758 s->t_attrib.blink = 1;
761 s->t_attrib.invers = 1;
764 s->t_attrib.unvisible = 1;
767 s->t_attrib.bold = 0;
770 s->t_attrib.uline = 0;
773 s->t_attrib.blink = 0;
776 s->t_attrib.invers = 0;
779 s->t_attrib.unvisible = 0;
781 /* set foreground color */
783 s->t_attrib.fgcol=COLOR_BLACK;
786 s->t_attrib.fgcol=COLOR_RED;
789 s->t_attrib.fgcol=COLOR_GREEN;
792 s->t_attrib.fgcol=COLOR_YELLOW;
795 s->t_attrib.fgcol=COLOR_BLUE;
798 s->t_attrib.fgcol=COLOR_MAGENTA;
801 s->t_attrib.fgcol=COLOR_CYAN;
804 s->t_attrib.fgcol=COLOR_WHITE;
806 /* set background color */
808 s->t_attrib.bgcol=COLOR_BLACK;
811 s->t_attrib.bgcol=COLOR_RED;
814 s->t_attrib.bgcol=COLOR_GREEN;
817 s->t_attrib.bgcol=COLOR_YELLOW;
820 s->t_attrib.bgcol=COLOR_BLUE;
823 s->t_attrib.bgcol=COLOR_MAGENTA;
826 s->t_attrib.bgcol=COLOR_CYAN;
829 s->t_attrib.bgcol=COLOR_WHITE;
835 static void console_clear_xy(TextConsole *s, int x, int y)
837 int y1 = (s->y_base + y) % s->total_height;
838 TextCell *c = &s->cells[y1 * s->width + x];
840 c->t_attrib = s->t_attrib_default;
844 static void console_putchar(TextConsole *s, int ch)
853 case '\r': /* carriage return */
856 case '\n': /* newline */
859 case '\b': /* backspace */
863 case '\t': /* tabspace */
864 if (s->x + (8 - (s->x % 8)) > s->width) {
868 s->x = s->x + (8 - (s->x % 8));
871 case '\a': /* alert aka. bell */
872 /* TODO: has to be implemented */
875 /* SI (shift in), character set 0 (ignored) */
878 /* SO (shift out), character set 1 (ignored) */
880 case 27: /* esc (introducing an escape sequence) */
881 s->state = TTY_STATE_ESC;
884 if (s->x >= s->width) {
889 y1 = (s->y_base + s->y) % s->total_height;
890 c = &s->cells[y1 * s->width + s->x];
892 c->t_attrib = s->t_attrib;
893 update_xy(s, s->x, s->y);
898 case TTY_STATE_ESC: /* check if it is a terminal escape sequence */
900 for(i=0;i<MAX_ESC_PARAMS;i++)
901 s->esc_params[i] = 0;
902 s->nb_esc_params = 0;
903 s->state = TTY_STATE_CSI;
905 s->state = TTY_STATE_NORM;
908 case TTY_STATE_CSI: /* handle escape sequence parameters */
909 if (ch >= '0' && ch <= '9') {
910 if (s->nb_esc_params < MAX_ESC_PARAMS) {
911 s->esc_params[s->nb_esc_params] =
912 s->esc_params[s->nb_esc_params] * 10 + ch - '0';
919 fprintf(stderr, "escape sequence CSI%d;%d%c, %d parameters\n",
920 s->esc_params[0], s->esc_params[1], ch, s->nb_esc_params);
922 s->state = TTY_STATE_NORM;
926 if (s->esc_params[0] == 0) {
927 s->esc_params[0] = 1;
929 s->y -= s->esc_params[0];
935 /* move cursor down */
936 if (s->esc_params[0] == 0) {
937 s->esc_params[0] = 1;
939 s->y += s->esc_params[0];
940 if (s->y >= s->height) {
941 s->y = s->height - 1;
945 /* move cursor right */
946 if (s->esc_params[0] == 0) {
947 s->esc_params[0] = 1;
949 s->x += s->esc_params[0];
950 if (s->x >= s->width) {
955 /* move cursor left */
956 if (s->esc_params[0] == 0) {
957 s->esc_params[0] = 1;
959 s->x -= s->esc_params[0];
965 /* move cursor to column */
966 s->x = s->esc_params[0] - 1;
973 /* move cursor to row, column */
974 s->x = s->esc_params[1] - 1;
978 s->y = s->esc_params[0] - 1;
984 switch (s->esc_params[0]) {
986 /* clear to end of screen */
987 for (y = s->y; y < s->height; y++) {
988 for (x = 0; x < s->width; x++) {
989 if (y == s->y && x < s->x) {
992 console_clear_xy(s, x, y);
997 /* clear from beginning of screen */
998 for (y = 0; y <= s->y; y++) {
999 for (x = 0; x < s->width; x++) {
1000 if (y == s->y && x > s->x) {
1003 console_clear_xy(s, x, y);
1008 /* clear entire screen */
1009 for (y = 0; y <= s->height; y++) {
1010 for (x = 0; x < s->width; x++) {
1011 console_clear_xy(s, x, y);
1018 switch (s->esc_params[0]) {
1021 for(x = s->x; x < s->width; x++) {
1022 console_clear_xy(s, x, s->y);
1026 /* clear from beginning of line */
1027 for (x = 0; x <= s->x; x++) {
1028 console_clear_xy(s, x, s->y);
1032 /* clear entire line */
1033 for(x = 0; x < s->width; x++) {
1034 console_clear_xy(s, x, s->y);
1040 console_handle_escape(s);
1043 /* report cursor position */
1044 /* TODO: send ESC[row;colR */
1047 /* save cursor position */
1052 /* restore cursor position */
1057 #ifdef DEBUG_CONSOLE
1058 fprintf(stderr, "unhandled escape character '%c'\n", ch);
1067 void console_select(unsigned int index)
1071 if (index >= MAX_CONSOLES)
1073 if (active_console) {
1074 active_console->g_width = ds_get_width(active_console->ds);
1075 active_console->g_height = ds_get_height(active_console->ds);
1077 s = consoles[index];
1079 DisplayState *ds = s->ds;
1081 if (ds_get_bits_per_pixel(s->ds)) {
1082 ds->surface = qemu_resize_displaysurface(ds, s->g_width, s->g_height);
1084 s->ds->surface->width = s->width;
1085 s->ds->surface->height = s->height;
1088 vga_hw_invalidate();
1092 static int console_puts(CharDriverState *chr, const uint8_t *buf, int len)
1094 TextConsole *s = chr->opaque;
1097 s->update_x0 = s->width * FONT_WIDTH;
1098 s->update_y0 = s->height * FONT_HEIGHT;
1101 console_show_cursor(s, 0);
1102 for(i = 0; i < len; i++) {
1103 console_putchar(s, buf[i]);
1105 console_show_cursor(s, 1);
1106 if (ds_get_bits_per_pixel(s->ds) && s->update_x0 < s->update_x1) {
1107 dpy_update(s->ds, s->update_x0, s->update_y0,
1108 s->update_x1 - s->update_x0,
1109 s->update_y1 - s->update_y0);
1114 static void kbd_send_chars(void *opaque)
1116 TextConsole *s = opaque;
1120 len = qemu_chr_be_can_write(s->chr);
1121 if (len > s->out_fifo.count)
1122 len = s->out_fifo.count;
1124 if (len > sizeof(buf))
1126 qemu_fifo_read(&s->out_fifo, buf, len);
1127 qemu_chr_be_write(s->chr, buf, len);
1129 /* characters are pending: we send them a bit later (XXX:
1130 horrible, should change char device API) */
1131 if (s->out_fifo.count > 0) {
1132 qemu_mod_timer(s->kbd_timer, qemu_get_clock_ms(rt_clock) + 1);
1136 /* called when an ascii key is pressed */
1137 void kbd_put_keysym(int keysym)
1140 uint8_t buf[16], *q;
1144 if (!s || (s->console_type == GRAPHIC_CONSOLE))
1148 case QEMU_KEY_CTRL_UP:
1151 case QEMU_KEY_CTRL_DOWN:
1154 case QEMU_KEY_CTRL_PAGEUP:
1155 console_scroll(-10);
1157 case QEMU_KEY_CTRL_PAGEDOWN:
1161 /* convert the QEMU keysym to VT100 key string */
1163 if (keysym >= 0xe100 && keysym <= 0xe11f) {
1166 c = keysym - 0xe100;
1168 *q++ = '0' + (c / 10);
1169 *q++ = '0' + (c % 10);
1171 } else if (keysym >= 0xe120 && keysym <= 0xe17f) {
1174 *q++ = keysym & 0xff;
1175 } else if (s->echo && (keysym == '\r' || keysym == '\n')) {
1176 console_puts(s->chr, (const uint8_t *) "\r", 1);
1182 console_puts(s->chr, buf, q - buf);
1184 if (s->chr->chr_read) {
1185 qemu_fifo_write(&s->out_fifo, buf, q - buf);
1192 static void text_console_invalidate(void *opaque)
1194 TextConsole *s = (TextConsole *) opaque;
1195 if (!ds_get_bits_per_pixel(s->ds) && s->console_type == TEXT_CONSOLE) {
1196 s->g_width = ds_get_width(s->ds);
1197 s->g_height = ds_get_height(s->ds);
1198 text_console_resize(s);
1203 static void text_console_update(void *opaque, console_ch_t *chardata)
1205 TextConsole *s = (TextConsole *) opaque;
1208 if (s->text_x[0] <= s->text_x[1]) {
1209 src = (s->y_base + s->text_y[0]) * s->width;
1210 chardata += s->text_y[0] * s->width;
1211 for (i = s->text_y[0]; i <= s->text_y[1]; i ++)
1212 for (j = 0; j < s->width; j ++, src ++)
1213 console_write_ch(chardata ++, s->cells[src].ch |
1214 (s->cells[src].t_attrib.fgcol << 12) |
1215 (s->cells[src].t_attrib.bgcol << 8) |
1216 (s->cells[src].t_attrib.bold << 21));
1217 dpy_update(s->ds, s->text_x[0], s->text_y[0],
1218 s->text_x[1] - s->text_x[0], i - s->text_y[0]);
1219 s->text_x[0] = s->width;
1220 s->text_y[0] = s->height;
1224 if (s->cursor_invalidate) {
1225 dpy_cursor(s->ds, s->x, s->y);
1226 s->cursor_invalidate = 0;
1230 static TextConsole *get_graphic_console(DisplayState *ds)
1234 for (i = 0; i < nb_consoles; i++) {
1236 if (s->console_type == GRAPHIC_CONSOLE && s->ds == ds)
1242 static TextConsole *new_console(DisplayState *ds, console_type_t console_type)
1247 if (nb_consoles >= MAX_CONSOLES)
1249 s = g_malloc0(sizeof(TextConsole));
1250 if (!active_console || ((active_console->console_type != GRAPHIC_CONSOLE) &&
1251 (console_type == GRAPHIC_CONSOLE))) {
1255 s->console_type = console_type;
1256 if (console_type != GRAPHIC_CONSOLE) {
1257 s->index = nb_consoles;
1258 consoles[nb_consoles++] = s;
1260 /* HACK: Put graphical consoles before text consoles. */
1261 for (i = nb_consoles; i > 0; i--) {
1262 if (consoles[i - 1]->console_type == GRAPHIC_CONSOLE)
1264 consoles[i] = consoles[i - 1];
1265 consoles[i]->index = i;
1274 static DisplaySurface* defaultallocator_create_displaysurface(int width, int height)
1276 DisplaySurface *surface = (DisplaySurface*) g_malloc0(sizeof(DisplaySurface));
1278 int linesize = width * 4;
1279 qemu_alloc_display(surface, width, height, linesize,
1280 qemu_default_pixelformat(32), 0);
1284 static DisplaySurface* defaultallocator_resize_displaysurface(DisplaySurface *surface,
1285 int width, int height)
1287 int linesize = width * 4;
1288 qemu_alloc_display(surface, width, height, linesize,
1289 qemu_default_pixelformat(32), 0);
1293 void qemu_alloc_display(DisplaySurface *surface, int width, int height,
1294 int linesize, PixelFormat pf, int newflags)
1297 surface->width = width;
1298 surface->height = height;
1299 surface->linesize = linesize;
1301 if (surface->flags & QEMU_ALLOCATED_FLAG) {
1302 data = g_realloc(surface->data,
1303 surface->linesize * surface->height);
1305 data = g_malloc(surface->linesize * surface->height);
1307 surface->data = (uint8_t *)data;
1308 surface->flags = newflags | QEMU_ALLOCATED_FLAG;
1309 #ifdef HOST_WORDS_BIGENDIAN
1310 surface->flags |= QEMU_BIG_ENDIAN_FLAG;
1314 DisplaySurface* qemu_create_displaysurface_from(int width, int height, int bpp,
1315 int linesize, uint8_t *data)
1317 DisplaySurface *surface = (DisplaySurface*) g_malloc0(sizeof(DisplaySurface));
1319 surface->width = width;
1320 surface->height = height;
1321 surface->linesize = linesize;
1322 surface->pf = qemu_default_pixelformat(bpp);
1323 #ifdef HOST_WORDS_BIGENDIAN
1324 surface->flags = QEMU_BIG_ENDIAN_FLAG;
1326 surface->data = data;
1331 static void defaultallocator_free_displaysurface(DisplaySurface *surface)
1333 if (surface == NULL)
1335 if (surface->flags & QEMU_ALLOCATED_FLAG)
1336 g_free(surface->data);
1340 static struct DisplayAllocator default_allocator = {
1341 defaultallocator_create_displaysurface,
1342 defaultallocator_resize_displaysurface,
1343 defaultallocator_free_displaysurface
1346 static void dumb_display_init(void)
1348 DisplayState *ds = g_malloc0(sizeof(DisplayState));
1352 ds->allocator = &default_allocator;
1353 if (is_fixedsize_console()) {
1354 width = active_console->g_width;
1355 height = active_console->g_height;
1357 ds->surface = qemu_create_displaysurface(ds, width, height);
1358 register_displaystate(ds);
1361 /***********************************************************/
1362 /* register display */
1364 void register_displaystate(DisplayState *ds)
1374 DisplayState *get_displaystate(void)
1376 if (!display_state) {
1377 dumb_display_init ();
1379 return display_state;
1382 DisplayAllocator *register_displayallocator(DisplayState *ds, DisplayAllocator *da)
1384 if(ds->allocator == &default_allocator) {
1385 DisplaySurface *surf;
1386 surf = da->create_displaysurface(ds_get_width(ds), ds_get_height(ds));
1387 defaultallocator_free_displaysurface(ds->surface);
1391 return ds->allocator;
1394 DisplayState *graphic_console_init(vga_hw_update_ptr update,
1395 vga_hw_invalidate_ptr invalidate,
1396 vga_hw_screen_dump_ptr screen_dump,
1397 vga_hw_text_update_ptr text_update,
1403 ds = (DisplayState *) g_malloc0(sizeof(DisplayState));
1404 ds->allocator = &default_allocator;
1405 ds->surface = qemu_create_displaysurface(ds, 640, 480);
1407 s = new_console(ds, GRAPHIC_CONSOLE);
1409 qemu_free_displaysurface(ds);
1413 s->hw_update = update;
1414 s->hw_invalidate = invalidate;
1415 s->hw_screen_dump = screen_dump;
1416 s->hw_text_update = text_update;
1419 register_displaystate(ds);
1423 int is_graphic_console(void)
1425 return active_console && active_console->console_type == GRAPHIC_CONSOLE;
1428 int is_fixedsize_console(void)
1430 return active_console && active_console->console_type != TEXT_CONSOLE;
1433 void console_color_init(DisplayState *ds)
1436 for (j = 0; j < 2; j++) {
1437 for (i = 0; i < 8; i++) {
1438 color_table[j][i] = col_expand(ds,
1439 vga_get_color(ds, color_table_rgb[j][i]));
1444 static int n_text_consoles;
1445 static CharDriverState *text_consoles[128];
1447 static void text_console_set_echo(CharDriverState *chr, bool echo)
1449 TextConsole *s = chr->opaque;
1454 static void text_console_do_init(CharDriverState *chr, DisplayState *ds)
1457 static int color_inited;
1461 chr->chr_write = console_puts;
1463 s->out_fifo.buf = s->out_fifo_buf;
1464 s->out_fifo.buf_size = sizeof(s->out_fifo_buf);
1465 s->kbd_timer = qemu_new_timer_ms(rt_clock, kbd_send_chars, s);
1468 if (!color_inited) {
1470 console_color_init(s->ds);
1474 s->total_height = DEFAULT_BACKSCROLL;
1477 if (s->console_type == TEXT_CONSOLE) {
1478 s->g_width = ds_get_width(s->ds);
1479 s->g_height = ds_get_height(s->ds);
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 int text_console_init(QemuOpts *opts, CharDriverState **_chr)
1515 CharDriverState *chr;
1520 chr = g_malloc0(sizeof(CharDriverState));
1522 if (n_text_consoles == 128) {
1523 fprintf(stderr, "Too many text consoles\n");
1526 text_consoles[n_text_consoles] = chr;
1529 width = qemu_opt_get_number(opts, "width", 0);
1531 width = qemu_opt_get_number(opts, "cols", 0) * FONT_WIDTH;
1533 height = qemu_opt_get_number(opts, "height", 0);
1535 height = qemu_opt_get_number(opts, "rows", 0) * FONT_HEIGHT;
1537 if (width == 0 || height == 0) {
1538 s = new_console(NULL, TEXT_CONSOLE);
1540 s = new_console(NULL, TEXT_CONSOLE_FIXED_SIZE);
1550 s->g_height = height;
1552 chr->chr_set_echo = text_console_set_echo;
1558 void text_consoles_set_display(DisplayState *ds)
1562 for (i = 0; i < n_text_consoles; i++) {
1563 text_console_do_init(text_consoles[i], ds);
1566 n_text_consoles = 0;
1569 void qemu_console_resize(DisplayState *ds, int width, int height)
1571 TextConsole *s = get_graphic_console(ds);
1575 s->g_height = height;
1576 if (is_graphic_console()) {
1577 ds->surface = qemu_resize_displaysurface(ds, width, height);
1582 void qemu_console_copy(DisplayState *ds, int src_x, int src_y,
1583 int dst_x, int dst_y, int w, int h)
1585 if (is_graphic_console()) {
1586 dpy_copy(ds, src_x, src_y, dst_x, dst_y, w, h);
1590 PixelFormat qemu_different_endianness_pixelformat(int bpp)
1594 memset(&pf, 0x00, sizeof(PixelFormat));
1596 pf.bits_per_pixel = bpp;
1597 pf.bytes_per_pixel = bpp / 8;
1598 pf.depth = bpp == 32 ? 24 : bpp;
1602 pf.rmask = 0x000000FF;
1603 pf.gmask = 0x0000FF00;
1604 pf.bmask = 0x00FF0000;
1616 pf.rmask = 0x0000FF00;
1617 pf.gmask = 0x00FF0000;
1618 pf.bmask = 0xFF000000;
1619 pf.amask = 0x00000000;
1639 PixelFormat qemu_default_pixelformat(int bpp)
1643 memset(&pf, 0x00, sizeof(PixelFormat));
1645 pf.bits_per_pixel = bpp;
1646 pf.bytes_per_pixel = bpp / 8;
1647 pf.depth = bpp == 32 ? 24 : bpp;
1651 pf.bits_per_pixel = 16;
1652 pf.bytes_per_pixel = 2;
1653 pf.rmask = 0x00007c00;
1654 pf.gmask = 0x000003E0;
1655 pf.bmask = 0x0000001F;
1667 pf.rmask = 0x0000F800;
1668 pf.gmask = 0x000007E0;
1669 pf.bmask = 0x0000001F;
1681 pf.rmask = 0x00FF0000;
1682 pf.gmask = 0x0000FF00;
1683 pf.bmask = 0x000000FF;
1695 pf.rmask = 0x00FF0000;
1696 pf.gmask = 0x0000FF00;
1697 pf.bmask = 0x000000FF;