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] && 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];
346 #ifndef CONFIG_CURSES
359 static const uint32_t color_table_rgb[2][8] = {
361 QEMU_RGB(0x00, 0x00, 0x00), /* black */
362 QEMU_RGB(0xaa, 0x00, 0x00), /* red */
363 QEMU_RGB(0x00, 0xaa, 0x00), /* green */
364 QEMU_RGB(0xaa, 0xaa, 0x00), /* yellow */
365 QEMU_RGB(0x00, 0x00, 0xaa), /* blue */
366 QEMU_RGB(0xaa, 0x00, 0xaa), /* magenta */
367 QEMU_RGB(0x00, 0xaa, 0xaa), /* cyan */
368 QEMU_RGB(0xaa, 0xaa, 0xaa), /* white */
371 QEMU_RGB(0x00, 0x00, 0x00), /* black */
372 QEMU_RGB(0xff, 0x00, 0x00), /* red */
373 QEMU_RGB(0x00, 0xff, 0x00), /* green */
374 QEMU_RGB(0xff, 0xff, 0x00), /* yellow */
375 QEMU_RGB(0x00, 0x00, 0xff), /* blue */
376 QEMU_RGB(0xff, 0x00, 0xff), /* magenta */
377 QEMU_RGB(0x00, 0xff, 0xff), /* cyan */
378 QEMU_RGB(0xff, 0xff, 0xff), /* white */
382 static inline unsigned int col_expand(DisplayState *ds, unsigned int col)
384 switch(ds_get_bits_per_pixel(ds)) {
400 static void console_print_text_attributes(TextAttributes *t_attrib, char ch)
402 if (t_attrib->bold) {
407 if (t_attrib->uline) {
412 if (t_attrib->blink) {
417 if (t_attrib->invers) {
422 if (t_attrib->unvisible) {
428 printf(" fg: %d bg: %d ch:'%2X' '%c'\n", t_attrib->fgcol, t_attrib->bgcol, ch, ch);
432 static void vga_putcharxy(DisplayState *ds, int x, int y, int ch,
433 TextAttributes *t_attrib)
436 const uint8_t *font_ptr;
437 unsigned int font_data, linesize, xorcol, bpp;
439 unsigned int fgcol, bgcol;
442 printf("x: %2i y: %2i", x, y);
443 console_print_text_attributes(t_attrib, ch);
446 if (t_attrib->invers) {
447 bgcol = color_table[t_attrib->bold][t_attrib->fgcol];
448 fgcol = color_table[t_attrib->bold][t_attrib->bgcol];
450 fgcol = color_table[t_attrib->bold][t_attrib->fgcol];
451 bgcol = color_table[t_attrib->bold][t_attrib->bgcol];
454 bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3;
455 d = ds_get_data(ds) +
456 ds_get_linesize(ds) * y * FONT_HEIGHT + bpp * x * FONT_WIDTH;
457 linesize = ds_get_linesize(ds);
458 font_ptr = vgafont16 + FONT_HEIGHT * ch;
459 xorcol = bgcol ^ fgcol;
460 switch(ds_get_bits_per_pixel(ds)) {
462 for(i = 0; i < FONT_HEIGHT; i++) {
463 font_data = *font_ptr++;
465 && ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) {
468 ((uint32_t *)d)[0] = (dmask16[(font_data >> 4)] & xorcol) ^ bgcol;
469 ((uint32_t *)d)[1] = (dmask16[(font_data >> 0) & 0xf] & xorcol) ^ bgcol;
475 for(i = 0; i < FONT_HEIGHT; i++) {
476 font_data = *font_ptr++;
478 && ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) {
481 ((uint32_t *)d)[0] = (dmask4[(font_data >> 6)] & xorcol) ^ bgcol;
482 ((uint32_t *)d)[1] = (dmask4[(font_data >> 4) & 3] & xorcol) ^ bgcol;
483 ((uint32_t *)d)[2] = (dmask4[(font_data >> 2) & 3] & xorcol) ^ bgcol;
484 ((uint32_t *)d)[3] = (dmask4[(font_data >> 0) & 3] & xorcol) ^ bgcol;
489 for(i = 0; i < FONT_HEIGHT; i++) {
490 font_data = *font_ptr++;
491 if (t_attrib->uline && ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) {
494 ((uint32_t *)d)[0] = (-((font_data >> 7)) & xorcol) ^ bgcol;
495 ((uint32_t *)d)[1] = (-((font_data >> 6) & 1) & xorcol) ^ bgcol;
496 ((uint32_t *)d)[2] = (-((font_data >> 5) & 1) & xorcol) ^ bgcol;
497 ((uint32_t *)d)[3] = (-((font_data >> 4) & 1) & xorcol) ^ bgcol;
498 ((uint32_t *)d)[4] = (-((font_data >> 3) & 1) & xorcol) ^ bgcol;
499 ((uint32_t *)d)[5] = (-((font_data >> 2) & 1) & xorcol) ^ bgcol;
500 ((uint32_t *)d)[6] = (-((font_data >> 1) & 1) & xorcol) ^ bgcol;
501 ((uint32_t *)d)[7] = (-((font_data >> 0) & 1) & xorcol) ^ bgcol;
508 static void text_console_resize(TextConsole *s)
510 TextCell *cells, *c, *c1;
511 int w1, x, y, last_width;
513 last_width = s->width;
514 s->width = s->g_width / FONT_WIDTH;
515 s->height = s->g_height / FONT_HEIGHT;
521 cells = g_malloc(s->width * s->total_height * sizeof(TextCell));
522 for(y = 0; y < s->total_height; y++) {
523 c = &cells[y * s->width];
525 c1 = &s->cells[y * last_width];
526 for(x = 0; x < w1; x++) {
530 for(x = w1; x < s->width; x++) {
532 c->t_attrib = s->t_attrib_default;
540 static inline void text_update_xy(TextConsole *s, int x, int y)
542 s->text_x[0] = MIN(s->text_x[0], x);
543 s->text_x[1] = MAX(s->text_x[1], x);
544 s->text_y[0] = MIN(s->text_y[0], y);
545 s->text_y[1] = MAX(s->text_y[1], y);
548 static void invalidate_xy(TextConsole *s, int x, int y)
550 if (s->update_x0 > x * FONT_WIDTH)
551 s->update_x0 = x * FONT_WIDTH;
552 if (s->update_y0 > y * FONT_HEIGHT)
553 s->update_y0 = y * FONT_HEIGHT;
554 if (s->update_x1 < (x + 1) * FONT_WIDTH)
555 s->update_x1 = (x + 1) * FONT_WIDTH;
556 if (s->update_y1 < (y + 1) * FONT_HEIGHT)
557 s->update_y1 = (y + 1) * FONT_HEIGHT;
560 static void update_xy(TextConsole *s, int x, int y)
565 if (s == active_console) {
566 if (!ds_get_bits_per_pixel(s->ds)) {
567 text_update_xy(s, x, y);
571 y1 = (s->y_base + y) % s->total_height;
572 y2 = y1 - s->y_displayed;
574 y2 += s->total_height;
575 if (y2 < s->height) {
576 c = &s->cells[y1 * s->width + x];
577 vga_putcharxy(s->ds, x, y2, c->ch,
579 invalidate_xy(s, x, y2);
584 static void console_show_cursor(TextConsole *s, int show)
589 if (s == active_console) {
592 if (!ds_get_bits_per_pixel(s->ds)) {
593 s->cursor_invalidate = 1;
600 y1 = (s->y_base + s->y) % s->total_height;
601 y = y1 - s->y_displayed;
603 y += s->total_height;
605 c = &s->cells[y1 * s->width + x];
607 TextAttributes t_attrib = s->t_attrib_default;
608 t_attrib.invers = !(t_attrib.invers); /* invert fg and bg */
609 vga_putcharxy(s->ds, x, y, c->ch, &t_attrib);
611 vga_putcharxy(s->ds, x, y, c->ch, &(c->t_attrib));
613 invalidate_xy(s, x, y);
618 static void console_refresh(TextConsole *s)
623 if (s != active_console)
625 if (!ds_get_bits_per_pixel(s->ds)) {
628 s->text_x[1] = s->width - 1;
629 s->text_y[1] = s->height - 1;
630 s->cursor_invalidate = 1;
634 vga_fill_rect(s->ds, 0, 0, ds_get_width(s->ds), ds_get_height(s->ds),
635 color_table[0][COLOR_BLACK]);
637 for(y = 0; y < s->height; y++) {
638 c = s->cells + y1 * s->width;
639 for(x = 0; x < s->width; x++) {
640 vga_putcharxy(s->ds, x, y, c->ch,
644 if (++y1 == s->total_height)
647 console_show_cursor(s, 1);
648 dpy_update(s->ds, 0, 0, ds_get_width(s->ds), ds_get_height(s->ds));
651 static void console_scroll(int ydelta)
657 if (!s || (s->console_type == GRAPHIC_CONSOLE))
661 for(i = 0; i < ydelta; i++) {
662 if (s->y_displayed == s->y_base)
664 if (++s->y_displayed == s->total_height)
669 i = s->backscroll_height;
670 if (i > s->total_height - s->height)
671 i = s->total_height - s->height;
674 y1 += s->total_height;
675 for(i = 0; i < ydelta; i++) {
676 if (s->y_displayed == y1)
678 if (--s->y_displayed < 0)
679 s->y_displayed = s->total_height - 1;
685 static void console_put_lf(TextConsole *s)
691 if (s->y >= s->height) {
692 s->y = s->height - 1;
694 if (s->y_displayed == s->y_base) {
695 if (++s->y_displayed == s->total_height)
698 if (++s->y_base == s->total_height)
700 if (s->backscroll_height < s->total_height)
701 s->backscroll_height++;
702 y1 = (s->y_base + s->height - 1) % s->total_height;
703 c = &s->cells[y1 * s->width];
704 for(x = 0; x < s->width; x++) {
706 c->t_attrib = s->t_attrib_default;
709 if (s == active_console && s->y_displayed == s->y_base) {
710 if (!ds_get_bits_per_pixel(s->ds)) {
713 s->text_x[1] = s->width - 1;
714 s->text_y[1] = s->height - 1;
718 vga_bitblt(s->ds, 0, FONT_HEIGHT, 0, 0,
719 s->width * FONT_WIDTH,
720 (s->height - 1) * FONT_HEIGHT);
721 vga_fill_rect(s->ds, 0, (s->height - 1) * FONT_HEIGHT,
722 s->width * FONT_WIDTH, FONT_HEIGHT,
723 color_table[0][s->t_attrib_default.bgcol]);
726 s->update_x1 = s->width * FONT_WIDTH;
727 s->update_y1 = s->height * FONT_HEIGHT;
732 /* Set console attributes depending on the current escape codes.
733 * NOTE: I know this code is not very efficient (checking every color for it
734 * self) but it is more readable and better maintainable.
736 static void console_handle_escape(TextConsole *s)
740 for (i=0; i<s->nb_esc_params; i++) {
741 switch (s->esc_params[i]) {
742 case 0: /* reset all console attributes to default */
743 s->t_attrib = s->t_attrib_default;
746 s->t_attrib.bold = 1;
749 s->t_attrib.uline = 1;
752 s->t_attrib.blink = 1;
755 s->t_attrib.invers = 1;
758 s->t_attrib.unvisible = 1;
761 s->t_attrib.bold = 0;
764 s->t_attrib.uline = 0;
767 s->t_attrib.blink = 0;
770 s->t_attrib.invers = 0;
773 s->t_attrib.unvisible = 0;
775 /* set foreground color */
777 s->t_attrib.fgcol=COLOR_BLACK;
780 s->t_attrib.fgcol=COLOR_RED;
783 s->t_attrib.fgcol=COLOR_GREEN;
786 s->t_attrib.fgcol=COLOR_YELLOW;
789 s->t_attrib.fgcol=COLOR_BLUE;
792 s->t_attrib.fgcol=COLOR_MAGENTA;
795 s->t_attrib.fgcol=COLOR_CYAN;
798 s->t_attrib.fgcol=COLOR_WHITE;
800 /* set background color */
802 s->t_attrib.bgcol=COLOR_BLACK;
805 s->t_attrib.bgcol=COLOR_RED;
808 s->t_attrib.bgcol=COLOR_GREEN;
811 s->t_attrib.bgcol=COLOR_YELLOW;
814 s->t_attrib.bgcol=COLOR_BLUE;
817 s->t_attrib.bgcol=COLOR_MAGENTA;
820 s->t_attrib.bgcol=COLOR_CYAN;
823 s->t_attrib.bgcol=COLOR_WHITE;
829 static void console_clear_xy(TextConsole *s, int x, int y)
831 int y1 = (s->y_base + y) % s->total_height;
832 TextCell *c = &s->cells[y1 * s->width + x];
834 c->t_attrib = s->t_attrib_default;
838 static void console_putchar(TextConsole *s, int ch)
847 case '\r': /* carriage return */
850 case '\n': /* newline */
853 case '\b': /* backspace */
857 case '\t': /* tabspace */
858 if (s->x + (8 - (s->x % 8)) > s->width) {
862 s->x = s->x + (8 - (s->x % 8));
865 case '\a': /* alert aka. bell */
866 /* TODO: has to be implemented */
869 /* SI (shift in), character set 0 (ignored) */
872 /* SO (shift out), character set 1 (ignored) */
874 case 27: /* esc (introducing an escape sequence) */
875 s->state = TTY_STATE_ESC;
878 if (s->x >= s->width) {
883 y1 = (s->y_base + s->y) % s->total_height;
884 c = &s->cells[y1 * s->width + s->x];
886 c->t_attrib = s->t_attrib;
887 update_xy(s, s->x, s->y);
892 case TTY_STATE_ESC: /* check if it is a terminal escape sequence */
894 for(i=0;i<MAX_ESC_PARAMS;i++)
895 s->esc_params[i] = 0;
896 s->nb_esc_params = 0;
897 s->state = TTY_STATE_CSI;
899 s->state = TTY_STATE_NORM;
902 case TTY_STATE_CSI: /* handle escape sequence parameters */
903 if (ch >= '0' && ch <= '9') {
904 if (s->nb_esc_params < MAX_ESC_PARAMS) {
905 s->esc_params[s->nb_esc_params] =
906 s->esc_params[s->nb_esc_params] * 10 + ch - '0';
913 fprintf(stderr, "escape sequence CSI%d;%d%c, %d parameters\n",
914 s->esc_params[0], s->esc_params[1], ch, s->nb_esc_params);
916 s->state = TTY_STATE_NORM;
920 if (s->esc_params[0] == 0) {
921 s->esc_params[0] = 1;
923 s->y -= s->esc_params[0];
929 /* move cursor down */
930 if (s->esc_params[0] == 0) {
931 s->esc_params[0] = 1;
933 s->y += s->esc_params[0];
934 if (s->y >= s->height) {
935 s->y = s->height - 1;
939 /* move cursor right */
940 if (s->esc_params[0] == 0) {
941 s->esc_params[0] = 1;
943 s->x += s->esc_params[0];
944 if (s->x >= s->width) {
949 /* move cursor left */
950 if (s->esc_params[0] == 0) {
951 s->esc_params[0] = 1;
953 s->x -= s->esc_params[0];
959 /* move cursor to column */
960 s->x = s->esc_params[0] - 1;
967 /* move cursor to row, column */
968 s->x = s->esc_params[1] - 1;
972 s->y = s->esc_params[0] - 1;
978 switch (s->esc_params[0]) {
980 /* clear to end of screen */
981 for (y = s->y; y < s->height; y++) {
982 for (x = 0; x < s->width; x++) {
983 if (y == s->y && x < s->x) {
986 console_clear_xy(s, x, y);
991 /* clear from beginning of screen */
992 for (y = 0; y <= s->y; y++) {
993 for (x = 0; x < s->width; x++) {
994 if (y == s->y && x > s->x) {
997 console_clear_xy(s, x, y);
1002 /* clear entire screen */
1003 for (y = 0; y <= s->height; y++) {
1004 for (x = 0; x < s->width; x++) {
1005 console_clear_xy(s, x, y);
1011 switch (s->esc_params[0]) {
1014 for(x = s->x; x < s->width; x++) {
1015 console_clear_xy(s, x, s->y);
1019 /* clear from beginning of line */
1020 for (x = 0; x <= s->x; x++) {
1021 console_clear_xy(s, x, s->y);
1025 /* clear entire line */
1026 for(x = 0; x < s->width; x++) {
1027 console_clear_xy(s, x, s->y);
1033 console_handle_escape(s);
1036 /* report cursor position */
1037 /* TODO: send ESC[row;colR */
1040 /* save cursor position */
1045 /* restore cursor position */
1050 #ifdef DEBUG_CONSOLE
1051 fprintf(stderr, "unhandled escape character '%c'\n", ch);
1060 void console_select(unsigned int index)
1064 if (index >= MAX_CONSOLES)
1066 if (active_console) {
1067 active_console->g_width = ds_get_width(active_console->ds);
1068 active_console->g_height = ds_get_height(active_console->ds);
1070 s = consoles[index];
1072 DisplayState *ds = s->ds;
1074 if (ds_get_bits_per_pixel(s->ds)) {
1075 ds->surface = qemu_resize_displaysurface(ds, s->g_width, s->g_height);
1077 s->ds->surface->width = s->width;
1078 s->ds->surface->height = s->height;
1081 vga_hw_invalidate();
1085 static int console_puts(CharDriverState *chr, const uint8_t *buf, int len)
1087 TextConsole *s = chr->opaque;
1090 s->update_x0 = s->width * FONT_WIDTH;
1091 s->update_y0 = s->height * FONT_HEIGHT;
1094 console_show_cursor(s, 0);
1095 for(i = 0; i < len; i++) {
1096 console_putchar(s, buf[i]);
1098 console_show_cursor(s, 1);
1099 if (ds_get_bits_per_pixel(s->ds) && s->update_x0 < s->update_x1) {
1100 dpy_update(s->ds, s->update_x0, s->update_y0,
1101 s->update_x1 - s->update_x0,
1102 s->update_y1 - s->update_y0);
1107 static void kbd_send_chars(void *opaque)
1109 TextConsole *s = opaque;
1113 len = qemu_chr_be_can_write(s->chr);
1114 if (len > s->out_fifo.count)
1115 len = s->out_fifo.count;
1117 if (len > sizeof(buf))
1119 qemu_fifo_read(&s->out_fifo, buf, len);
1120 qemu_chr_be_write(s->chr, buf, len);
1122 /* characters are pending: we send them a bit later (XXX:
1123 horrible, should change char device API) */
1124 if (s->out_fifo.count > 0) {
1125 qemu_mod_timer(s->kbd_timer, qemu_get_clock_ms(rt_clock) + 1);
1129 /* called when an ascii key is pressed */
1130 void kbd_put_keysym(int keysym)
1133 uint8_t buf[16], *q;
1137 if (!s || (s->console_type == GRAPHIC_CONSOLE))
1141 case QEMU_KEY_CTRL_UP:
1144 case QEMU_KEY_CTRL_DOWN:
1147 case QEMU_KEY_CTRL_PAGEUP:
1148 console_scroll(-10);
1150 case QEMU_KEY_CTRL_PAGEDOWN:
1154 /* convert the QEMU keysym to VT100 key string */
1156 if (keysym >= 0xe100 && keysym <= 0xe11f) {
1159 c = keysym - 0xe100;
1161 *q++ = '0' + (c / 10);
1162 *q++ = '0' + (c % 10);
1164 } else if (keysym >= 0xe120 && keysym <= 0xe17f) {
1167 *q++ = keysym & 0xff;
1168 } else if (s->echo && (keysym == '\r' || keysym == '\n')) {
1169 console_puts(s->chr, (const uint8_t *) "\r", 1);
1175 console_puts(s->chr, buf, q - buf);
1177 if (s->chr->chr_read) {
1178 qemu_fifo_write(&s->out_fifo, buf, q - buf);
1185 static void text_console_invalidate(void *opaque)
1187 TextConsole *s = (TextConsole *) opaque;
1188 if (!ds_get_bits_per_pixel(s->ds) && s->console_type == TEXT_CONSOLE) {
1189 s->g_width = ds_get_width(s->ds);
1190 s->g_height = ds_get_height(s->ds);
1191 text_console_resize(s);
1196 static void text_console_update(void *opaque, console_ch_t *chardata)
1198 TextConsole *s = (TextConsole *) opaque;
1201 if (s->text_x[0] <= s->text_x[1]) {
1202 src = (s->y_base + s->text_y[0]) * s->width;
1203 chardata += s->text_y[0] * s->width;
1204 for (i = s->text_y[0]; i <= s->text_y[1]; i ++)
1205 for (j = 0; j < s->width; j ++, src ++)
1206 console_write_ch(chardata ++, s->cells[src].ch |
1207 (s->cells[src].t_attrib.fgcol << 12) |
1208 (s->cells[src].t_attrib.bgcol << 8) |
1209 (s->cells[src].t_attrib.bold << 21));
1210 dpy_update(s->ds, s->text_x[0], s->text_y[0],
1211 s->text_x[1] - s->text_x[0], i - s->text_y[0]);
1212 s->text_x[0] = s->width;
1213 s->text_y[0] = s->height;
1217 if (s->cursor_invalidate) {
1218 dpy_cursor(s->ds, s->x, s->y);
1219 s->cursor_invalidate = 0;
1223 static TextConsole *get_graphic_console(DisplayState *ds)
1227 for (i = 0; i < nb_consoles; i++) {
1229 if (s->console_type == GRAPHIC_CONSOLE && s->ds == ds)
1235 static TextConsole *new_console(DisplayState *ds, console_type_t console_type)
1240 if (nb_consoles >= MAX_CONSOLES)
1242 s = g_malloc0(sizeof(TextConsole));
1243 if (!active_console || ((active_console->console_type != GRAPHIC_CONSOLE) &&
1244 (console_type == GRAPHIC_CONSOLE))) {
1248 s->console_type = console_type;
1249 if (console_type != GRAPHIC_CONSOLE) {
1250 consoles[nb_consoles++] = s;
1252 /* HACK: Put graphical consoles before text consoles. */
1253 for (i = nb_consoles; i > 0; i--) {
1254 if (consoles[i - 1]->console_type == GRAPHIC_CONSOLE)
1256 consoles[i] = consoles[i - 1];
1264 static DisplaySurface* defaultallocator_create_displaysurface(int width, int height)
1266 DisplaySurface *surface = (DisplaySurface*) g_malloc0(sizeof(DisplaySurface));
1268 int linesize = width * 4;
1269 qemu_alloc_display(surface, width, height, linesize,
1270 qemu_default_pixelformat(32), 0);
1274 static DisplaySurface* defaultallocator_resize_displaysurface(DisplaySurface *surface,
1275 int width, int height)
1277 int linesize = width * 4;
1278 qemu_alloc_display(surface, width, height, linesize,
1279 qemu_default_pixelformat(32), 0);
1283 void qemu_alloc_display(DisplaySurface *surface, int width, int height,
1284 int linesize, PixelFormat pf, int newflags)
1287 surface->width = width;
1288 surface->height = height;
1289 surface->linesize = linesize;
1291 if (surface->flags & QEMU_ALLOCATED_FLAG) {
1292 data = g_realloc(surface->data,
1293 surface->linesize * surface->height);
1295 data = g_malloc(surface->linesize * surface->height);
1297 surface->data = (uint8_t *)data;
1298 surface->flags = newflags | QEMU_ALLOCATED_FLAG;
1299 #ifdef HOST_WORDS_BIGENDIAN
1300 surface->flags |= QEMU_BIG_ENDIAN_FLAG;
1304 DisplaySurface* qemu_create_displaysurface_from(int width, int height, int bpp,
1305 int linesize, uint8_t *data)
1307 DisplaySurface *surface = (DisplaySurface*) g_malloc0(sizeof(DisplaySurface));
1309 surface->width = width;
1310 surface->height = height;
1311 surface->linesize = linesize;
1312 surface->pf = qemu_default_pixelformat(bpp);
1313 #ifdef HOST_WORDS_BIGENDIAN
1314 surface->flags = QEMU_BIG_ENDIAN_FLAG;
1316 surface->data = data;
1321 static void defaultallocator_free_displaysurface(DisplaySurface *surface)
1323 if (surface == NULL)
1325 if (surface->flags & QEMU_ALLOCATED_FLAG)
1326 g_free(surface->data);
1330 static struct DisplayAllocator default_allocator = {
1331 defaultallocator_create_displaysurface,
1332 defaultallocator_resize_displaysurface,
1333 defaultallocator_free_displaysurface
1336 static void dumb_display_init(void)
1338 DisplayState *ds = g_malloc0(sizeof(DisplayState));
1342 ds->allocator = &default_allocator;
1343 if (is_fixedsize_console()) {
1344 width = active_console->g_width;
1345 height = active_console->g_height;
1347 ds->surface = qemu_create_displaysurface(ds, width, height);
1348 register_displaystate(ds);
1351 /***********************************************************/
1352 /* register display */
1354 void register_displaystate(DisplayState *ds)
1364 DisplayState *get_displaystate(void)
1366 if (!display_state) {
1367 dumb_display_init ();
1369 return display_state;
1372 DisplayAllocator *register_displayallocator(DisplayState *ds, DisplayAllocator *da)
1374 if(ds->allocator == &default_allocator) {
1375 DisplaySurface *surf;
1376 surf = da->create_displaysurface(ds_get_width(ds), ds_get_height(ds));
1377 defaultallocator_free_displaysurface(ds->surface);
1381 return ds->allocator;
1384 DisplayState *graphic_console_init(vga_hw_update_ptr update,
1385 vga_hw_invalidate_ptr invalidate,
1386 vga_hw_screen_dump_ptr screen_dump,
1387 vga_hw_text_update_ptr text_update,
1393 ds = (DisplayState *) g_malloc0(sizeof(DisplayState));
1394 ds->allocator = &default_allocator;
1395 ds->surface = qemu_create_displaysurface(ds, 640, 480);
1397 s = new_console(ds, GRAPHIC_CONSOLE);
1399 qemu_free_displaysurface(ds);
1403 s->hw_update = update;
1404 s->hw_invalidate = invalidate;
1405 s->hw_screen_dump = screen_dump;
1406 s->hw_text_update = text_update;
1409 register_displaystate(ds);
1413 int is_graphic_console(void)
1415 return active_console && active_console->console_type == GRAPHIC_CONSOLE;
1418 int is_fixedsize_console(void)
1420 return active_console && active_console->console_type != TEXT_CONSOLE;
1423 void console_color_init(DisplayState *ds)
1426 for (j = 0; j < 2; j++) {
1427 for (i = 0; i < 8; i++) {
1428 color_table[j][i] = col_expand(ds,
1429 vga_get_color(ds, color_table_rgb[j][i]));
1434 static int n_text_consoles;
1435 static CharDriverState *text_consoles[128];
1437 static void text_console_set_echo(CharDriverState *chr, bool echo)
1439 TextConsole *s = chr->opaque;
1444 static void text_console_do_init(CharDriverState *chr, DisplayState *ds)
1447 static int color_inited;
1451 chr->chr_write = console_puts;
1453 s->out_fifo.buf = s->out_fifo_buf;
1454 s->out_fifo.buf_size = sizeof(s->out_fifo_buf);
1455 s->kbd_timer = qemu_new_timer_ms(rt_clock, kbd_send_chars, s);
1458 if (!color_inited) {
1460 console_color_init(s->ds);
1464 s->total_height = DEFAULT_BACKSCROLL;
1467 if (s->console_type == TEXT_CONSOLE) {
1468 s->g_width = ds_get_width(s->ds);
1469 s->g_height = ds_get_height(s->ds);
1472 s->hw_invalidate = text_console_invalidate;
1473 s->hw_text_update = text_console_update;
1476 /* Set text attribute defaults */
1477 s->t_attrib_default.bold = 0;
1478 s->t_attrib_default.uline = 0;
1479 s->t_attrib_default.blink = 0;
1480 s->t_attrib_default.invers = 0;
1481 s->t_attrib_default.unvisible = 0;
1482 s->t_attrib_default.fgcol = COLOR_WHITE;
1483 s->t_attrib_default.bgcol = COLOR_BLACK;
1484 /* set current text attributes to default */
1485 s->t_attrib = s->t_attrib_default;
1486 text_console_resize(s);
1492 s->t_attrib.bgcol = COLOR_BLUE;
1493 len = snprintf(msg, sizeof(msg), "%s console\r\n", chr->label);
1494 console_puts(chr, (uint8_t*)msg, len);
1495 s->t_attrib = s->t_attrib_default;
1498 qemu_chr_generic_open(chr);
1503 int text_console_init(QemuOpts *opts, CharDriverState **_chr)
1505 CharDriverState *chr;
1510 chr = g_malloc0(sizeof(CharDriverState));
1512 if (n_text_consoles == 128) {
1513 fprintf(stderr, "Too many text consoles\n");
1516 text_consoles[n_text_consoles] = chr;
1519 width = qemu_opt_get_number(opts, "width", 0);
1521 width = qemu_opt_get_number(opts, "cols", 0) * FONT_WIDTH;
1523 height = qemu_opt_get_number(opts, "height", 0);
1525 height = qemu_opt_get_number(opts, "rows", 0) * FONT_HEIGHT;
1527 if (width == 0 || height == 0) {
1528 s = new_console(NULL, TEXT_CONSOLE);
1530 s = new_console(NULL, TEXT_CONSOLE_FIXED_SIZE);
1540 s->g_height = height;
1542 chr->chr_set_echo = text_console_set_echo;
1548 void text_consoles_set_display(DisplayState *ds)
1552 for (i = 0; i < n_text_consoles; i++) {
1553 text_console_do_init(text_consoles[i], ds);
1556 n_text_consoles = 0;
1559 void qemu_console_resize(DisplayState *ds, int width, int height)
1561 TextConsole *s = get_graphic_console(ds);
1565 s->g_height = height;
1566 if (is_graphic_console()) {
1567 ds->surface = qemu_resize_displaysurface(ds, width, height);
1572 void qemu_console_copy(DisplayState *ds, int src_x, int src_y,
1573 int dst_x, int dst_y, int w, int h)
1575 if (is_graphic_console()) {
1576 dpy_copy(ds, src_x, src_y, dst_x, dst_y, w, h);
1580 PixelFormat qemu_different_endianness_pixelformat(int bpp)
1584 memset(&pf, 0x00, sizeof(PixelFormat));
1586 pf.bits_per_pixel = bpp;
1587 pf.bytes_per_pixel = bpp / 8;
1588 pf.depth = bpp == 32 ? 24 : bpp;
1592 pf.rmask = 0x000000FF;
1593 pf.gmask = 0x0000FF00;
1594 pf.bmask = 0x00FF0000;
1606 pf.rmask = 0x0000FF00;
1607 pf.gmask = 0x00FF0000;
1608 pf.bmask = 0xFF000000;
1609 pf.amask = 0x00000000;
1629 PixelFormat qemu_default_pixelformat(int bpp)
1633 memset(&pf, 0x00, sizeof(PixelFormat));
1635 pf.bits_per_pixel = bpp;
1636 pf.bytes_per_pixel = bpp / 8;
1637 pf.depth = bpp == 32 ? 24 : bpp;
1641 pf.bits_per_pixel = 16;
1642 pf.bytes_per_pixel = 2;
1643 pf.rmask = 0x00007c00;
1644 pf.gmask = 0x000003E0;
1645 pf.bmask = 0x0000001F;
1657 pf.rmask = 0x0000F800;
1658 pf.gmask = 0x000007E0;
1659 pf.bmask = 0x0000001F;
1671 pf.rmask = 0x00FF0000;
1672 pf.gmask = 0x0000FF00;
1673 pf.bmask = 0x000000FF;
1684 pf.rmask = 0x00FF0000;
1685 pf.gmask = 0x0000FF00;
1686 pf.bmask = 0x000000FF;