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
31 #define CONSOLE_CURSOR_PERIOD 500
33 #define QEMU_RGBA(r, g, b, a) (((a) << 24) | ((r) << 16) | ((g) << 8) | (b))
34 #define QEMU_RGB(r, g, b) QEMU_RGBA(r, g, b, 0xff)
36 typedef struct TextAttributes {
46 typedef struct TextCell {
48 TextAttributes t_attrib;
51 #define MAX_ESC_PARAMS 3
59 typedef struct QEMUFIFO {
62 int count, wptr, rptr;
65 static int qemu_fifo_write(QEMUFIFO *f, const uint8_t *buf, int len1)
69 l = f->buf_size - f->count;
74 l = f->buf_size - f->wptr;
77 memcpy(f->buf + f->wptr, buf, l);
79 if (f->wptr >= f->buf_size)
88 static int qemu_fifo_read(QEMUFIFO *f, uint8_t *buf, int len1)
96 l = f->buf_size - f->rptr;
99 memcpy(buf, f->buf + f->rptr, l);
101 if (f->rptr >= f->buf_size)
113 TEXT_CONSOLE_FIXED_SIZE
116 /* ??? This is mis-named.
117 It is used for both text and graphical consoles. */
120 console_type_t console_type;
122 /* Graphic console state. */
123 vga_hw_update_ptr hw_update;
124 vga_hw_invalidate_ptr hw_invalidate;
125 vga_hw_screen_dump_ptr hw_screen_dump;
126 vga_hw_text_update_ptr hw_text_update;
129 int g_width, g_height;
133 int backscroll_height;
135 int x_saved, y_saved;
138 TextAttributes t_attrib_default; /* default text attributes */
139 TextAttributes t_attrib; /* currently active text attributes */
141 int text_x[2], text_y[2], cursor_invalidate;
143 bool cursor_visible_phase;
144 QEMUTimer *cursor_timer;
152 int esc_params[MAX_ESC_PARAMS];
155 CharDriverState *chr;
156 /* fifo for key pressed */
158 uint8_t out_fifo_buf[16];
159 QEMUTimer *kbd_timer;
162 static DisplayState *display_state;
163 static TextConsole *active_console;
164 static TextConsole *consoles[MAX_CONSOLES];
165 static int nb_consoles = 0;
167 void vga_hw_update(void)
169 if (active_console && active_console->hw_update)
170 active_console->hw_update(active_console->hw);
173 void vga_hw_invalidate(void)
175 if (active_console && active_console->hw_invalidate)
176 active_console->hw_invalidate(active_console->hw);
179 void vga_hw_screen_dump(const char *filename)
181 TextConsole *previous_active_console;
184 previous_active_console = active_console;
185 cswitch = previous_active_console && previous_active_console->index != 0;
187 /* There is currently no way of specifying which screen we want to dump,
188 so always dump the first one. */
192 if (consoles[0] && consoles[0]->hw_screen_dump) {
193 consoles[0]->hw_screen_dump(consoles[0]->hw, filename, cswitch);
195 error_report("screen dump not implemented");
199 console_select(previous_active_console->index);
203 void vga_hw_text_update(console_ch_t *chardata)
205 if (active_console && active_console->hw_text_update)
206 active_console->hw_text_update(active_console->hw, chardata);
209 /* convert a RGBA color to a color index usable in graphic primitives */
210 static unsigned int vga_get_color(DisplayState *ds, unsigned int rgba)
212 unsigned int r, g, b, color;
214 switch(ds_get_bits_per_pixel(ds)) {
217 r = (rgba >> 16) & 0xff;
218 g = (rgba >> 8) & 0xff;
220 color = (rgb_to_index[r] * 6 * 6) +
221 (rgb_to_index[g] * 6) +
226 r = (rgba >> 16) & 0xff;
227 g = (rgba >> 8) & 0xff;
229 color = ((r >> 3) << 10) | ((g >> 3) << 5) | (b >> 3);
232 r = (rgba >> 16) & 0xff;
233 g = (rgba >> 8) & 0xff;
235 color = ((r >> 3) << 11) | ((g >> 2) << 5) | (b >> 3);
245 static void vga_fill_rect (DisplayState *ds,
246 int posx, int posy, int width, int height, uint32_t color)
251 bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3;
252 d1 = ds_get_data(ds) +
253 ds_get_linesize(ds) * posy + bpp * posx;
254 for (y = 0; y < height; y++) {
258 for (x = 0; x < width; x++) {
259 *((uint8_t *)d) = color;
264 for (x = 0; x < width; x++) {
265 *((uint16_t *)d) = color;
270 for (x = 0; x < width; x++) {
271 *((uint32_t *)d) = color;
276 d1 += ds_get_linesize(ds);
280 /* copy from (xs, ys) to (xd, yd) a rectangle of size (w, h) */
281 static void vga_bitblt(DisplayState *ds, int xs, int ys, int xd, int yd, int w, int h)
287 bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3;
290 s = ds_get_data(ds) +
291 ds_get_linesize(ds) * ys + bpp * xs;
292 d = ds_get_data(ds) +
293 ds_get_linesize(ds) * yd + bpp * xd;
294 for (y = 0; y < h; y++) {
296 d += ds_get_linesize(ds);
297 s += ds_get_linesize(ds);
300 s = ds_get_data(ds) +
301 ds_get_linesize(ds) * (ys + h - 1) + bpp * xs;
302 d = ds_get_data(ds) +
303 ds_get_linesize(ds) * (yd + h - 1) + bpp * xd;
304 for (y = 0; y < h; y++) {
306 d -= ds_get_linesize(ds);
307 s -= ds_get_linesize(ds);
312 /***********************************************************/
313 /* basic char display */
315 #define FONT_HEIGHT 16
320 #define cbswap_32(__x) \
322 (((uint32_t)(__x) & (uint32_t)0x000000ffUL) << 24) | \
323 (((uint32_t)(__x) & (uint32_t)0x0000ff00UL) << 8) | \
324 (((uint32_t)(__x) & (uint32_t)0x00ff0000UL) >> 8) | \
325 (((uint32_t)(__x) & (uint32_t)0xff000000UL) >> 24) ))
327 #ifdef HOST_WORDS_BIGENDIAN
330 #define PAT(x) cbswap_32(x)
333 static const uint32_t dmask16[16] = {
352 static const uint32_t dmask4[4] = {
359 static uint32_t color_table[2][8];
361 #ifndef CONFIG_CURSES
374 static const uint32_t color_table_rgb[2][8] = {
376 QEMU_RGB(0x00, 0x00, 0x00), /* black */
377 QEMU_RGB(0xaa, 0x00, 0x00), /* red */
378 QEMU_RGB(0x00, 0xaa, 0x00), /* green */
379 QEMU_RGB(0xaa, 0xaa, 0x00), /* yellow */
380 QEMU_RGB(0x00, 0x00, 0xaa), /* blue */
381 QEMU_RGB(0xaa, 0x00, 0xaa), /* magenta */
382 QEMU_RGB(0x00, 0xaa, 0xaa), /* cyan */
383 QEMU_RGB(0xaa, 0xaa, 0xaa), /* white */
386 QEMU_RGB(0x00, 0x00, 0x00), /* black */
387 QEMU_RGB(0xff, 0x00, 0x00), /* red */
388 QEMU_RGB(0x00, 0xff, 0x00), /* green */
389 QEMU_RGB(0xff, 0xff, 0x00), /* yellow */
390 QEMU_RGB(0x00, 0x00, 0xff), /* blue */
391 QEMU_RGB(0xff, 0x00, 0xff), /* magenta */
392 QEMU_RGB(0x00, 0xff, 0xff), /* cyan */
393 QEMU_RGB(0xff, 0xff, 0xff), /* white */
397 static inline unsigned int col_expand(DisplayState *ds, unsigned int col)
399 switch(ds_get_bits_per_pixel(ds)) {
415 static void console_print_text_attributes(TextAttributes *t_attrib, char ch)
417 if (t_attrib->bold) {
422 if (t_attrib->uline) {
427 if (t_attrib->blink) {
432 if (t_attrib->invers) {
437 if (t_attrib->unvisible) {
443 printf(" fg: %d bg: %d ch:'%2X' '%c'\n", t_attrib->fgcol, t_attrib->bgcol, ch, ch);
447 static void vga_putcharxy(DisplayState *ds, int x, int y, int ch,
448 TextAttributes *t_attrib)
451 const uint8_t *font_ptr;
452 unsigned int font_data, linesize, xorcol, bpp;
454 unsigned int fgcol, bgcol;
457 printf("x: %2i y: %2i", x, y);
458 console_print_text_attributes(t_attrib, ch);
461 if (t_attrib->invers) {
462 bgcol = color_table[t_attrib->bold][t_attrib->fgcol];
463 fgcol = color_table[t_attrib->bold][t_attrib->bgcol];
465 fgcol = color_table[t_attrib->bold][t_attrib->fgcol];
466 bgcol = color_table[t_attrib->bold][t_attrib->bgcol];
469 bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3;
470 d = ds_get_data(ds) +
471 ds_get_linesize(ds) * y * FONT_HEIGHT + bpp * x * FONT_WIDTH;
472 linesize = ds_get_linesize(ds);
473 font_ptr = vgafont16 + FONT_HEIGHT * ch;
474 xorcol = bgcol ^ fgcol;
475 switch(ds_get_bits_per_pixel(ds)) {
477 for(i = 0; i < FONT_HEIGHT; i++) {
478 font_data = *font_ptr++;
480 && ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) {
483 ((uint32_t *)d)[0] = (dmask16[(font_data >> 4)] & xorcol) ^ bgcol;
484 ((uint32_t *)d)[1] = (dmask16[(font_data >> 0) & 0xf] & xorcol) ^ bgcol;
490 for(i = 0; i < FONT_HEIGHT; i++) {
491 font_data = *font_ptr++;
493 && ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) {
496 ((uint32_t *)d)[0] = (dmask4[(font_data >> 6)] & xorcol) ^ bgcol;
497 ((uint32_t *)d)[1] = (dmask4[(font_data >> 4) & 3] & xorcol) ^ bgcol;
498 ((uint32_t *)d)[2] = (dmask4[(font_data >> 2) & 3] & xorcol) ^ bgcol;
499 ((uint32_t *)d)[3] = (dmask4[(font_data >> 0) & 3] & xorcol) ^ bgcol;
504 for(i = 0; i < FONT_HEIGHT; i++) {
505 font_data = *font_ptr++;
506 if (t_attrib->uline && ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) {
509 ((uint32_t *)d)[0] = (-((font_data >> 7)) & xorcol) ^ bgcol;
510 ((uint32_t *)d)[1] = (-((font_data >> 6) & 1) & xorcol) ^ bgcol;
511 ((uint32_t *)d)[2] = (-((font_data >> 5) & 1) & xorcol) ^ bgcol;
512 ((uint32_t *)d)[3] = (-((font_data >> 4) & 1) & xorcol) ^ bgcol;
513 ((uint32_t *)d)[4] = (-((font_data >> 3) & 1) & xorcol) ^ bgcol;
514 ((uint32_t *)d)[5] = (-((font_data >> 2) & 1) & xorcol) ^ bgcol;
515 ((uint32_t *)d)[6] = (-((font_data >> 1) & 1) & xorcol) ^ bgcol;
516 ((uint32_t *)d)[7] = (-((font_data >> 0) & 1) & xorcol) ^ bgcol;
523 static void text_console_resize(TextConsole *s)
525 TextCell *cells, *c, *c1;
526 int w1, x, y, last_width;
528 last_width = s->width;
529 s->width = s->g_width / FONT_WIDTH;
530 s->height = s->g_height / FONT_HEIGHT;
536 cells = g_malloc(s->width * s->total_height * sizeof(TextCell));
537 for(y = 0; y < s->total_height; y++) {
538 c = &cells[y * s->width];
540 c1 = &s->cells[y * last_width];
541 for(x = 0; x < w1; x++) {
545 for(x = w1; x < s->width; x++) {
547 c->t_attrib = s->t_attrib_default;
555 static inline void text_update_xy(TextConsole *s, int x, int y)
557 s->text_x[0] = MIN(s->text_x[0], x);
558 s->text_x[1] = MAX(s->text_x[1], x);
559 s->text_y[0] = MIN(s->text_y[0], y);
560 s->text_y[1] = MAX(s->text_y[1], y);
563 static void invalidate_xy(TextConsole *s, int x, int y)
565 if (s->update_x0 > x * FONT_WIDTH)
566 s->update_x0 = x * FONT_WIDTH;
567 if (s->update_y0 > y * FONT_HEIGHT)
568 s->update_y0 = y * FONT_HEIGHT;
569 if (s->update_x1 < (x + 1) * FONT_WIDTH)
570 s->update_x1 = (x + 1) * FONT_WIDTH;
571 if (s->update_y1 < (y + 1) * FONT_HEIGHT)
572 s->update_y1 = (y + 1) * FONT_HEIGHT;
575 static void update_xy(TextConsole *s, int x, int y)
580 if (s == active_console) {
581 if (!ds_get_bits_per_pixel(s->ds)) {
582 text_update_xy(s, x, y);
586 y1 = (s->y_base + y) % s->total_height;
587 y2 = y1 - s->y_displayed;
589 y2 += s->total_height;
590 if (y2 < s->height) {
591 c = &s->cells[y1 * s->width + x];
592 vga_putcharxy(s->ds, x, y2, c->ch,
594 invalidate_xy(s, x, y2);
599 static void console_show_cursor(TextConsole *s, int show)
604 if (s == active_console) {
607 if (!ds_get_bits_per_pixel(s->ds)) {
608 s->cursor_invalidate = 1;
615 y1 = (s->y_base + s->y) % s->total_height;
616 y = y1 - s->y_displayed;
618 y += s->total_height;
620 c = &s->cells[y1 * s->width + x];
621 if (show && s->cursor_visible_phase) {
622 TextAttributes t_attrib = s->t_attrib_default;
623 t_attrib.invers = !(t_attrib.invers); /* invert fg and bg */
624 vga_putcharxy(s->ds, x, y, c->ch, &t_attrib);
626 vga_putcharxy(s->ds, x, y, c->ch, &(c->t_attrib));
628 invalidate_xy(s, x, y);
633 static void console_refresh(TextConsole *s)
638 if (s != active_console)
640 if (!ds_get_bits_per_pixel(s->ds)) {
643 s->text_x[1] = s->width - 1;
644 s->text_y[1] = s->height - 1;
645 s->cursor_invalidate = 1;
649 vga_fill_rect(s->ds, 0, 0, ds_get_width(s->ds), ds_get_height(s->ds),
650 color_table[0][COLOR_BLACK]);
652 for(y = 0; y < s->height; y++) {
653 c = s->cells + y1 * s->width;
654 for(x = 0; x < s->width; x++) {
655 vga_putcharxy(s->ds, x, y, c->ch,
659 if (++y1 == s->total_height)
662 console_show_cursor(s, 1);
663 dpy_update(s->ds, 0, 0, ds_get_width(s->ds), ds_get_height(s->ds));
666 static void console_scroll(int ydelta)
672 if (!s || (s->console_type == GRAPHIC_CONSOLE))
676 for(i = 0; i < ydelta; i++) {
677 if (s->y_displayed == s->y_base)
679 if (++s->y_displayed == s->total_height)
684 i = s->backscroll_height;
685 if (i > s->total_height - s->height)
686 i = s->total_height - s->height;
689 y1 += s->total_height;
690 for(i = 0; i < ydelta; i++) {
691 if (s->y_displayed == y1)
693 if (--s->y_displayed < 0)
694 s->y_displayed = s->total_height - 1;
700 static void console_put_lf(TextConsole *s)
706 if (s->y >= s->height) {
707 s->y = s->height - 1;
709 if (s->y_displayed == s->y_base) {
710 if (++s->y_displayed == s->total_height)
713 if (++s->y_base == s->total_height)
715 if (s->backscroll_height < s->total_height)
716 s->backscroll_height++;
717 y1 = (s->y_base + s->height - 1) % s->total_height;
718 c = &s->cells[y1 * s->width];
719 for(x = 0; x < s->width; x++) {
721 c->t_attrib = s->t_attrib_default;
724 if (s == active_console && s->y_displayed == s->y_base) {
725 if (!ds_get_bits_per_pixel(s->ds)) {
728 s->text_x[1] = s->width - 1;
729 s->text_y[1] = s->height - 1;
733 vga_bitblt(s->ds, 0, FONT_HEIGHT, 0, 0,
734 s->width * FONT_WIDTH,
735 (s->height - 1) * FONT_HEIGHT);
736 vga_fill_rect(s->ds, 0, (s->height - 1) * FONT_HEIGHT,
737 s->width * FONT_WIDTH, FONT_HEIGHT,
738 color_table[0][s->t_attrib_default.bgcol]);
741 s->update_x1 = s->width * FONT_WIDTH;
742 s->update_y1 = s->height * FONT_HEIGHT;
747 /* Set console attributes depending on the current escape codes.
748 * NOTE: I know this code is not very efficient (checking every color for it
749 * self) but it is more readable and better maintainable.
751 static void console_handle_escape(TextConsole *s)
755 for (i=0; i<s->nb_esc_params; i++) {
756 switch (s->esc_params[i]) {
757 case 0: /* reset all console attributes to default */
758 s->t_attrib = s->t_attrib_default;
761 s->t_attrib.bold = 1;
764 s->t_attrib.uline = 1;
767 s->t_attrib.blink = 1;
770 s->t_attrib.invers = 1;
773 s->t_attrib.unvisible = 1;
776 s->t_attrib.bold = 0;
779 s->t_attrib.uline = 0;
782 s->t_attrib.blink = 0;
785 s->t_attrib.invers = 0;
788 s->t_attrib.unvisible = 0;
790 /* set foreground color */
792 s->t_attrib.fgcol=COLOR_BLACK;
795 s->t_attrib.fgcol=COLOR_RED;
798 s->t_attrib.fgcol=COLOR_GREEN;
801 s->t_attrib.fgcol=COLOR_YELLOW;
804 s->t_attrib.fgcol=COLOR_BLUE;
807 s->t_attrib.fgcol=COLOR_MAGENTA;
810 s->t_attrib.fgcol=COLOR_CYAN;
813 s->t_attrib.fgcol=COLOR_WHITE;
815 /* set background color */
817 s->t_attrib.bgcol=COLOR_BLACK;
820 s->t_attrib.bgcol=COLOR_RED;
823 s->t_attrib.bgcol=COLOR_GREEN;
826 s->t_attrib.bgcol=COLOR_YELLOW;
829 s->t_attrib.bgcol=COLOR_BLUE;
832 s->t_attrib.bgcol=COLOR_MAGENTA;
835 s->t_attrib.bgcol=COLOR_CYAN;
838 s->t_attrib.bgcol=COLOR_WHITE;
844 static void console_clear_xy(TextConsole *s, int x, int y)
846 int y1 = (s->y_base + y) % s->total_height;
847 TextCell *c = &s->cells[y1 * s->width + x];
849 c->t_attrib = s->t_attrib_default;
853 /* set cursor, checking bounds */
854 static void set_cursor(TextConsole *s, int x, int y)
862 if (y >= s->height) {
873 static void console_putchar(TextConsole *s, int ch)
882 case '\r': /* carriage return */
885 case '\n': /* newline */
888 case '\b': /* backspace */
892 case '\t': /* tabspace */
893 if (s->x + (8 - (s->x % 8)) > s->width) {
897 s->x = s->x + (8 - (s->x % 8));
900 case '\a': /* alert aka. bell */
901 /* TODO: has to be implemented */
904 /* SI (shift in), character set 0 (ignored) */
907 /* SO (shift out), character set 1 (ignored) */
909 case 27: /* esc (introducing an escape sequence) */
910 s->state = TTY_STATE_ESC;
913 if (s->x >= s->width) {
918 y1 = (s->y_base + s->y) % s->total_height;
919 c = &s->cells[y1 * s->width + s->x];
921 c->t_attrib = s->t_attrib;
922 update_xy(s, s->x, s->y);
927 case TTY_STATE_ESC: /* check if it is a terminal escape sequence */
929 for(i=0;i<MAX_ESC_PARAMS;i++)
930 s->esc_params[i] = 0;
931 s->nb_esc_params = 0;
932 s->state = TTY_STATE_CSI;
934 s->state = TTY_STATE_NORM;
937 case TTY_STATE_CSI: /* handle escape sequence parameters */
938 if (ch >= '0' && ch <= '9') {
939 if (s->nb_esc_params < MAX_ESC_PARAMS) {
940 s->esc_params[s->nb_esc_params] =
941 s->esc_params[s->nb_esc_params] * 10 + ch - '0';
944 if (s->nb_esc_params < MAX_ESC_PARAMS)
949 fprintf(stderr, "escape sequence CSI%d;%d%c, %d parameters\n",
950 s->esc_params[0], s->esc_params[1], ch, s->nb_esc_params);
952 s->state = TTY_STATE_NORM;
956 if (s->esc_params[0] == 0) {
957 s->esc_params[0] = 1;
959 set_cursor(s, s->x, s->y - s->esc_params[0]);
962 /* move cursor down */
963 if (s->esc_params[0] == 0) {
964 s->esc_params[0] = 1;
966 set_cursor(s, s->x, s->y + s->esc_params[0]);
969 /* move cursor right */
970 if (s->esc_params[0] == 0) {
971 s->esc_params[0] = 1;
973 set_cursor(s, s->x + s->esc_params[0], s->y);
976 /* move cursor left */
977 if (s->esc_params[0] == 0) {
978 s->esc_params[0] = 1;
980 set_cursor(s, s->x - s->esc_params[0], s->y);
983 /* move cursor to column */
984 set_cursor(s, s->esc_params[0] - 1, s->y);
988 /* move cursor to row, column */
989 set_cursor(s, s->esc_params[1] - 1, s->esc_params[0] - 1);
992 switch (s->esc_params[0]) {
994 /* clear to end of screen */
995 for (y = s->y; y < s->height; y++) {
996 for (x = 0; x < s->width; x++) {
997 if (y == s->y && x < s->x) {
1000 console_clear_xy(s, x, y);
1005 /* clear from beginning of screen */
1006 for (y = 0; y <= s->y; y++) {
1007 for (x = 0; x < s->width; x++) {
1008 if (y == s->y && x > s->x) {
1011 console_clear_xy(s, x, y);
1016 /* clear entire screen */
1017 for (y = 0; y <= s->height; y++) {
1018 for (x = 0; x < s->width; x++) {
1019 console_clear_xy(s, x, y);
1026 switch (s->esc_params[0]) {
1029 for(x = s->x; x < s->width; x++) {
1030 console_clear_xy(s, x, s->y);
1034 /* clear from beginning of line */
1035 for (x = 0; x <= s->x; x++) {
1036 console_clear_xy(s, x, s->y);
1040 /* clear entire line */
1041 for(x = 0; x < s->width; x++) {
1042 console_clear_xy(s, x, s->y);
1048 console_handle_escape(s);
1051 /* report cursor position */
1052 /* TODO: send ESC[row;colR */
1055 /* save cursor position */
1060 /* restore cursor position */
1065 #ifdef DEBUG_CONSOLE
1066 fprintf(stderr, "unhandled escape character '%c'\n", ch);
1075 void console_select(unsigned int index)
1079 if (index >= MAX_CONSOLES)
1081 if (active_console) {
1082 active_console->g_width = ds_get_width(active_console->ds);
1083 active_console->g_height = ds_get_height(active_console->ds);
1085 s = consoles[index];
1087 DisplayState *ds = s->ds;
1089 if (active_console && active_console->cursor_timer) {
1090 qemu_del_timer(active_console->cursor_timer);
1093 if (ds_get_bits_per_pixel(s->ds)) {
1094 ds->surface = qemu_resize_displaysurface(ds, s->g_width, s->g_height);
1096 s->ds->surface->width = s->width;
1097 s->ds->surface->height = s->height;
1099 if (s->cursor_timer) {
1100 qemu_mod_timer(s->cursor_timer,
1101 qemu_get_clock_ms(rt_clock) + CONSOLE_CURSOR_PERIOD / 2);
1104 vga_hw_invalidate();
1108 static int console_puts(CharDriverState *chr, const uint8_t *buf, int len)
1110 TextConsole *s = chr->opaque;
1113 s->update_x0 = s->width * FONT_WIDTH;
1114 s->update_y0 = s->height * FONT_HEIGHT;
1117 console_show_cursor(s, 0);
1118 for(i = 0; i < len; i++) {
1119 console_putchar(s, buf[i]);
1121 console_show_cursor(s, 1);
1122 if (ds_get_bits_per_pixel(s->ds) && s->update_x0 < s->update_x1) {
1123 dpy_update(s->ds, s->update_x0, s->update_y0,
1124 s->update_x1 - s->update_x0,
1125 s->update_y1 - s->update_y0);
1130 static void kbd_send_chars(void *opaque)
1132 TextConsole *s = opaque;
1136 len = qemu_chr_be_can_write(s->chr);
1137 if (len > s->out_fifo.count)
1138 len = s->out_fifo.count;
1140 if (len > sizeof(buf))
1142 qemu_fifo_read(&s->out_fifo, buf, len);
1143 qemu_chr_be_write(s->chr, buf, len);
1145 /* characters are pending: we send them a bit later (XXX:
1146 horrible, should change char device API) */
1147 if (s->out_fifo.count > 0) {
1148 qemu_mod_timer(s->kbd_timer, qemu_get_clock_ms(rt_clock) + 1);
1152 /* called when an ascii key is pressed */
1153 void kbd_put_keysym(int keysym)
1156 uint8_t buf[16], *q;
1160 if (!s || (s->console_type == GRAPHIC_CONSOLE))
1164 case QEMU_KEY_CTRL_UP:
1167 case QEMU_KEY_CTRL_DOWN:
1170 case QEMU_KEY_CTRL_PAGEUP:
1171 console_scroll(-10);
1173 case QEMU_KEY_CTRL_PAGEDOWN:
1177 /* convert the QEMU keysym to VT100 key string */
1179 if (keysym >= 0xe100 && keysym <= 0xe11f) {
1182 c = keysym - 0xe100;
1184 *q++ = '0' + (c / 10);
1185 *q++ = '0' + (c % 10);
1187 } else if (keysym >= 0xe120 && keysym <= 0xe17f) {
1190 *q++ = keysym & 0xff;
1191 } else if (s->echo && (keysym == '\r' || keysym == '\n')) {
1192 console_puts(s->chr, (const uint8_t *) "\r", 1);
1198 console_puts(s->chr, buf, q - buf);
1200 if (s->chr->chr_read) {
1201 qemu_fifo_write(&s->out_fifo, buf, q - buf);
1208 static void text_console_invalidate(void *opaque)
1210 TextConsole *s = (TextConsole *) opaque;
1211 if (!ds_get_bits_per_pixel(s->ds) && s->console_type == TEXT_CONSOLE) {
1212 s->g_width = ds_get_width(s->ds);
1213 s->g_height = ds_get_height(s->ds);
1214 text_console_resize(s);
1219 static void text_console_update(void *opaque, console_ch_t *chardata)
1221 TextConsole *s = (TextConsole *) opaque;
1224 if (s->text_x[0] <= s->text_x[1]) {
1225 src = (s->y_base + s->text_y[0]) * s->width;
1226 chardata += s->text_y[0] * s->width;
1227 for (i = s->text_y[0]; i <= s->text_y[1]; i ++)
1228 for (j = 0; j < s->width; j ++, src ++)
1229 console_write_ch(chardata ++, s->cells[src].ch |
1230 (s->cells[src].t_attrib.fgcol << 12) |
1231 (s->cells[src].t_attrib.bgcol << 8) |
1232 (s->cells[src].t_attrib.bold << 21));
1233 dpy_update(s->ds, s->text_x[0], s->text_y[0],
1234 s->text_x[1] - s->text_x[0], i - s->text_y[0]);
1235 s->text_x[0] = s->width;
1236 s->text_y[0] = s->height;
1240 if (s->cursor_invalidate) {
1241 dpy_cursor(s->ds, s->x, s->y);
1242 s->cursor_invalidate = 0;
1246 static TextConsole *get_graphic_console(DisplayState *ds)
1250 for (i = 0; i < nb_consoles; i++) {
1252 if (s->console_type == GRAPHIC_CONSOLE && s->ds == ds)
1258 static TextConsole *new_console(DisplayState *ds, console_type_t console_type)
1263 if (nb_consoles >= MAX_CONSOLES)
1265 s = g_malloc0(sizeof(TextConsole));
1266 if (!active_console || ((active_console->console_type != GRAPHIC_CONSOLE) &&
1267 (console_type == GRAPHIC_CONSOLE))) {
1271 s->console_type = console_type;
1272 if (console_type != GRAPHIC_CONSOLE) {
1273 s->index = nb_consoles;
1274 consoles[nb_consoles++] = s;
1276 /* HACK: Put graphical consoles before text consoles. */
1277 for (i = nb_consoles; i > 0; i--) {
1278 if (consoles[i - 1]->console_type == GRAPHIC_CONSOLE)
1280 consoles[i] = consoles[i - 1];
1281 consoles[i]->index = i;
1290 static DisplaySurface* defaultallocator_create_displaysurface(int width, int height)
1292 DisplaySurface *surface = (DisplaySurface*) g_malloc0(sizeof(DisplaySurface));
1294 int linesize = width * 4;
1295 qemu_alloc_display(surface, width, height, linesize,
1296 qemu_default_pixelformat(32), 0);
1300 static DisplaySurface* defaultallocator_resize_displaysurface(DisplaySurface *surface,
1301 int width, int height)
1303 int linesize = width * 4;
1304 qemu_alloc_display(surface, width, height, linesize,
1305 qemu_default_pixelformat(32), 0);
1309 void qemu_alloc_display(DisplaySurface *surface, int width, int height,
1310 int linesize, PixelFormat pf, int newflags)
1313 surface->width = width;
1314 surface->height = height;
1315 surface->linesize = linesize;
1317 if (surface->flags & QEMU_ALLOCATED_FLAG) {
1318 data = g_realloc(surface->data,
1319 surface->linesize * surface->height);
1321 data = g_malloc(surface->linesize * surface->height);
1323 surface->data = (uint8_t *)data;
1324 surface->flags = newflags | QEMU_ALLOCATED_FLAG;
1325 #ifdef HOST_WORDS_BIGENDIAN
1326 surface->flags |= QEMU_BIG_ENDIAN_FLAG;
1330 DisplaySurface* qemu_create_displaysurface_from(int width, int height, int bpp,
1331 int linesize, uint8_t *data)
1333 DisplaySurface *surface = (DisplaySurface*) g_malloc0(sizeof(DisplaySurface));
1335 surface->width = width;
1336 surface->height = height;
1337 surface->linesize = linesize;
1338 surface->pf = qemu_default_pixelformat(bpp);
1339 #ifdef HOST_WORDS_BIGENDIAN
1340 surface->flags = QEMU_BIG_ENDIAN_FLAG;
1342 surface->data = data;
1347 static void defaultallocator_free_displaysurface(DisplaySurface *surface)
1349 if (surface == NULL)
1351 if (surface->flags & QEMU_ALLOCATED_FLAG)
1352 g_free(surface->data);
1356 static struct DisplayAllocator default_allocator = {
1357 defaultallocator_create_displaysurface,
1358 defaultallocator_resize_displaysurface,
1359 defaultallocator_free_displaysurface
1362 static void dumb_display_init(void)
1364 DisplayState *ds = g_malloc0(sizeof(DisplayState));
1368 ds->allocator = &default_allocator;
1369 if (is_fixedsize_console()) {
1370 width = active_console->g_width;
1371 height = active_console->g_height;
1373 ds->surface = qemu_create_displaysurface(ds, width, height);
1374 register_displaystate(ds);
1377 /***********************************************************/
1378 /* register display */
1380 void register_displaystate(DisplayState *ds)
1390 DisplayState *get_displaystate(void)
1392 if (!display_state) {
1393 dumb_display_init ();
1395 return display_state;
1398 DisplayAllocator *register_displayallocator(DisplayState *ds, DisplayAllocator *da)
1400 if(ds->allocator == &default_allocator) {
1401 DisplaySurface *surf;
1402 surf = da->create_displaysurface(ds_get_width(ds), ds_get_height(ds));
1403 defaultallocator_free_displaysurface(ds->surface);
1407 return ds->allocator;
1410 DisplayState *graphic_console_init(vga_hw_update_ptr update,
1411 vga_hw_invalidate_ptr invalidate,
1412 vga_hw_screen_dump_ptr screen_dump,
1413 vga_hw_text_update_ptr text_update,
1419 ds = (DisplayState *) g_malloc0(sizeof(DisplayState));
1420 ds->allocator = &default_allocator;
1421 ds->surface = qemu_create_displaysurface(ds, 640, 480);
1423 s = new_console(ds, GRAPHIC_CONSOLE);
1425 qemu_free_displaysurface(ds);
1429 s->hw_update = update;
1430 s->hw_invalidate = invalidate;
1431 s->hw_screen_dump = screen_dump;
1432 s->hw_text_update = text_update;
1435 register_displaystate(ds);
1439 int is_graphic_console(void)
1441 return active_console && active_console->console_type == GRAPHIC_CONSOLE;
1444 int is_fixedsize_console(void)
1446 return active_console && active_console->console_type != TEXT_CONSOLE;
1449 void console_color_init(DisplayState *ds)
1452 for (j = 0; j < 2; j++) {
1453 for (i = 0; i < 8; i++) {
1454 color_table[j][i] = col_expand(ds,
1455 vga_get_color(ds, color_table_rgb[j][i]));
1460 static void text_console_set_echo(CharDriverState *chr, bool echo)
1462 TextConsole *s = chr->opaque;
1467 static void text_console_update_cursor(void *opaque)
1469 TextConsole *s = opaque;
1471 s->cursor_visible_phase = !s->cursor_visible_phase;
1472 vga_hw_invalidate();
1473 qemu_mod_timer(s->cursor_timer,
1474 qemu_get_clock_ms(rt_clock) + CONSOLE_CURSOR_PERIOD / 2);
1477 static void text_console_do_init(CharDriverState *chr, DisplayState *ds)
1480 static int color_inited;
1484 chr->chr_write = console_puts;
1486 s->out_fifo.buf = s->out_fifo_buf;
1487 s->out_fifo.buf_size = sizeof(s->out_fifo_buf);
1488 s->kbd_timer = qemu_new_timer_ms(rt_clock, kbd_send_chars, s);
1491 if (!color_inited) {
1493 console_color_init(s->ds);
1497 s->total_height = DEFAULT_BACKSCROLL;
1500 if (s->console_type == TEXT_CONSOLE) {
1501 s->g_width = ds_get_width(s->ds);
1502 s->g_height = ds_get_height(s->ds);
1506 qemu_new_timer_ms(rt_clock, text_console_update_cursor, s);
1508 s->hw_invalidate = text_console_invalidate;
1509 s->hw_text_update = text_console_update;
1512 /* Set text attribute defaults */
1513 s->t_attrib_default.bold = 0;
1514 s->t_attrib_default.uline = 0;
1515 s->t_attrib_default.blink = 0;
1516 s->t_attrib_default.invers = 0;
1517 s->t_attrib_default.unvisible = 0;
1518 s->t_attrib_default.fgcol = COLOR_WHITE;
1519 s->t_attrib_default.bgcol = COLOR_BLACK;
1520 /* set current text attributes to default */
1521 s->t_attrib = s->t_attrib_default;
1522 text_console_resize(s);
1528 s->t_attrib.bgcol = COLOR_BLUE;
1529 len = snprintf(msg, sizeof(msg), "%s console\r\n", chr->label);
1530 console_puts(chr, (uint8_t*)msg, len);
1531 s->t_attrib = s->t_attrib_default;
1534 qemu_chr_generic_open(chr);
1539 CharDriverState *text_console_init(QemuOpts *opts)
1541 CharDriverState *chr;
1546 chr = g_malloc0(sizeof(CharDriverState));
1548 width = qemu_opt_get_number(opts, "width", 0);
1550 width = qemu_opt_get_number(opts, "cols", 0) * FONT_WIDTH;
1552 height = qemu_opt_get_number(opts, "height", 0);
1554 height = qemu_opt_get_number(opts, "rows", 0) * FONT_HEIGHT;
1556 if (width == 0 || height == 0) {
1557 s = new_console(NULL, TEXT_CONSOLE);
1559 s = new_console(NULL, TEXT_CONSOLE_FIXED_SIZE);
1569 s->g_height = height;
1571 chr->chr_set_echo = text_console_set_echo;
1575 void text_consoles_set_display(DisplayState *ds)
1579 for (i = 0; i < nb_consoles; i++) {
1580 if (consoles[i]->console_type != GRAPHIC_CONSOLE) {
1581 text_console_do_init(consoles[i]->chr, ds);
1586 void qemu_console_resize(DisplayState *ds, int width, int height)
1588 TextConsole *s = get_graphic_console(ds);
1592 s->g_height = height;
1593 if (is_graphic_console()) {
1594 ds->surface = qemu_resize_displaysurface(ds, width, height);
1599 void qemu_console_copy(DisplayState *ds, int src_x, int src_y,
1600 int dst_x, int dst_y, int w, int h)
1602 if (is_graphic_console()) {
1603 dpy_copy(ds, src_x, src_y, dst_x, dst_y, w, h);
1607 PixelFormat qemu_different_endianness_pixelformat(int bpp)
1611 memset(&pf, 0x00, sizeof(PixelFormat));
1613 pf.bits_per_pixel = bpp;
1614 pf.bytes_per_pixel = bpp / 8;
1615 pf.depth = bpp == 32 ? 24 : bpp;
1619 pf.rmask = 0x000000FF;
1620 pf.gmask = 0x0000FF00;
1621 pf.bmask = 0x00FF0000;
1633 pf.rmask = 0x0000FF00;
1634 pf.gmask = 0x00FF0000;
1635 pf.bmask = 0xFF000000;
1636 pf.amask = 0x00000000;
1656 PixelFormat qemu_default_pixelformat(int bpp)
1660 memset(&pf, 0x00, sizeof(PixelFormat));
1662 pf.bits_per_pixel = bpp;
1663 pf.bytes_per_pixel = bpp / 8;
1664 pf.depth = bpp == 32 ? 24 : bpp;
1668 pf.bits_per_pixel = 16;
1669 pf.bytes_per_pixel = 2;
1670 pf.rmask = 0x00007c00;
1671 pf.gmask = 0x000003E0;
1672 pf.bmask = 0x0000001F;
1684 pf.rmask = 0x0000F800;
1685 pf.gmask = 0x000007E0;
1686 pf.bmask = 0x0000001F;
1698 pf.rmask = 0x00FF0000;
1699 pf.gmask = 0x0000FF00;
1700 pf.bmask = 0x000000FF;
1712 pf.rmask = 0x00FF0000;
1713 pf.gmask = 0x0000FF00;
1714 pf.bmask = 0x000000FF;