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
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* 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))
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#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
console_select(previous_active_console->index);
192
void vga_hw_text_update(console_ch_t *chardata)
194
if (active_console && active_console->hw_text_update)
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active_console->hw_text_update(active_console->hw, chardata);
198
/* convert a RGBA color to a color index usable in graphic primitives */
199
static unsigned int vga_get_color(DisplayState *ds, unsigned int rgba)
201
unsigned int r, g, b, color;
203
switch(ds_get_bits_per_pixel(ds)) {
206
r = (rgba >> 16) & 0xff;
207
g = (rgba >> 8) & 0xff;
209
color = (rgb_to_index[r] * 6 * 6) +
210
(rgb_to_index[g] * 6) +
215
r = (rgba >> 16) & 0xff;
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g = (rgba >> 8) & 0xff;
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color = ((r >> 3) << 10) | ((g >> 3) << 5) | (b >> 3);
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r = (rgba >> 16) & 0xff;
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g = (rgba >> 8) & 0xff;
224
color = ((r >> 3) << 11) | ((g >> 2) << 5) | (b >> 3);
234
static void vga_fill_rect (DisplayState *ds,
235
int posx, int posy, int width, int height, uint32_t color)
240
bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3;
241
d1 = ds_get_data(ds) +
242
ds_get_linesize(ds) * posy + bpp * posx;
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for (y = 0; y < height; y++) {
247
for (x = 0; x < width; x++) {
248
*((uint8_t *)d) = color;
253
for (x = 0; x < width; x++) {
254
*((uint16_t *)d) = color;
259
for (x = 0; x < width; x++) {
260
*((uint32_t *)d) = color;
265
d1 += ds_get_linesize(ds);
269
/* copy from (xs, ys) to (xd, yd) a rectangle of size (w, h) */
270
static void vga_bitblt(DisplayState *ds, int xs, int ys, int xd, int yd, int w, int h)
276
bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3;
279
s = ds_get_data(ds) +
280
ds_get_linesize(ds) * ys + bpp * xs;
281
d = ds_get_data(ds) +
282
ds_get_linesize(ds) * yd + bpp * xd;
283
for (y = 0; y < h; y++) {
285
d += ds_get_linesize(ds);
286
s += ds_get_linesize(ds);
289
s = ds_get_data(ds) +
290
ds_get_linesize(ds) * (ys + h - 1) + bpp * xs;
291
d = ds_get_data(ds) +
292
ds_get_linesize(ds) * (yd + h - 1) + bpp * xd;
293
for (y = 0; y < h; y++) {
295
d -= ds_get_linesize(ds);
296
s -= ds_get_linesize(ds);
301
/***********************************************************/
302
/* basic char display */
304
#define FONT_HEIGHT 16
309
#define cbswap_32(__x) \
311
(((uint32_t)(__x) & (uint32_t)0x000000ffUL) << 24) | \
312
(((uint32_t)(__x) & (uint32_t)0x0000ff00UL) << 8) | \
313
(((uint32_t)(__x) & (uint32_t)0x00ff0000UL) >> 8) | \
314
(((uint32_t)(__x) & (uint32_t)0xff000000UL) >> 24) ))
316
#ifdef HOST_WORDS_BIGENDIAN
319
#define PAT(x) cbswap_32(x)
322
static const uint32_t dmask16[16] = {
341
static const uint32_t dmask4[4] = {
348
static uint32_t color_table[2][8];
350
#ifndef CONFIG_CURSES
363
static const uint32_t color_table_rgb[2][8] = {
365
QEMU_RGB(0x00, 0x00, 0x00), /* black */
366
QEMU_RGB(0xaa, 0x00, 0x00), /* red */
367
QEMU_RGB(0x00, 0xaa, 0x00), /* green */
368
QEMU_RGB(0xaa, 0xaa, 0x00), /* yellow */
369
QEMU_RGB(0x00, 0x00, 0xaa), /* blue */
370
QEMU_RGB(0xaa, 0x00, 0xaa), /* magenta */
371
QEMU_RGB(0x00, 0xaa, 0xaa), /* cyan */
372
QEMU_RGB(0xaa, 0xaa, 0xaa), /* white */
375
QEMU_RGB(0x00, 0x00, 0x00), /* black */
376
QEMU_RGB(0xff, 0x00, 0x00), /* red */
377
QEMU_RGB(0x00, 0xff, 0x00), /* green */
378
QEMU_RGB(0xff, 0xff, 0x00), /* yellow */
379
QEMU_RGB(0x00, 0x00, 0xff), /* blue */
380
QEMU_RGB(0xff, 0x00, 0xff), /* magenta */
381
QEMU_RGB(0x00, 0xff, 0xff), /* cyan */
382
QEMU_RGB(0xff, 0xff, 0xff), /* white */
386
static inline unsigned int col_expand(DisplayState *ds, unsigned int col)
388
switch(ds_get_bits_per_pixel(ds)) {
404
static void console_print_text_attributes(TextAttributes *t_attrib, char ch)
406
if (t_attrib->bold) {
411
if (t_attrib->uline) {
416
if (t_attrib->blink) {
421
if (t_attrib->invers) {
426
if (t_attrib->unvisible) {
432
printf(" fg: %d bg: %d ch:'%2X' '%c'\n", t_attrib->fgcol, t_attrib->bgcol, ch, ch);
436
static void vga_putcharxy(DisplayState *ds, int x, int y, int ch,
437
TextAttributes *t_attrib)
440
const uint8_t *font_ptr;
441
unsigned int font_data, linesize, xorcol, bpp;
443
unsigned int fgcol, bgcol;
446
printf("x: %2i y: %2i", x, y);
447
console_print_text_attributes(t_attrib, ch);
450
if (t_attrib->invers) {
451
bgcol = color_table[t_attrib->bold][t_attrib->fgcol];
452
fgcol = color_table[t_attrib->bold][t_attrib->bgcol];
454
fgcol = color_table[t_attrib->bold][t_attrib->fgcol];
455
bgcol = color_table[t_attrib->bold][t_attrib->bgcol];
458
bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3;
459
d = ds_get_data(ds) +
460
ds_get_linesize(ds) * y * FONT_HEIGHT + bpp * x * FONT_WIDTH;
461
linesize = ds_get_linesize(ds);
462
font_ptr = vgafont16 + FONT_HEIGHT * ch;
463
xorcol = bgcol ^ fgcol;
464
switch(ds_get_bits_per_pixel(ds)) {
466
for(i = 0; i < FONT_HEIGHT; i++) {
467
font_data = *font_ptr++;
469
&& ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) {
472
((uint32_t *)d)[0] = (dmask16[(font_data >> 4)] & xorcol) ^ bgcol;
473
((uint32_t *)d)[1] = (dmask16[(font_data >> 0) & 0xf] & xorcol) ^ bgcol;
479
for(i = 0; i < FONT_HEIGHT; i++) {
480
font_data = *font_ptr++;
482
&& ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) {
485
((uint32_t *)d)[0] = (dmask4[(font_data >> 6)] & xorcol) ^ bgcol;
486
((uint32_t *)d)[1] = (dmask4[(font_data >> 4) & 3] & xorcol) ^ bgcol;
487
((uint32_t *)d)[2] = (dmask4[(font_data >> 2) & 3] & xorcol) ^ bgcol;
488
((uint32_t *)d)[3] = (dmask4[(font_data >> 0) & 3] & xorcol) ^ bgcol;
493
for(i = 0; i < FONT_HEIGHT; i++) {
494
font_data = *font_ptr++;
495
if (t_attrib->uline && ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) {
498
((uint32_t *)d)[0] = (-((font_data >> 7)) & xorcol) ^ bgcol;
499
((uint32_t *)d)[1] = (-((font_data >> 6) & 1) & xorcol) ^ bgcol;
500
((uint32_t *)d)[2] = (-((font_data >> 5) & 1) & xorcol) ^ bgcol;
501
((uint32_t *)d)[3] = (-((font_data >> 4) & 1) & xorcol) ^ bgcol;
502
((uint32_t *)d)[4] = (-((font_data >> 3) & 1) & xorcol) ^ bgcol;
503
((uint32_t *)d)[5] = (-((font_data >> 2) & 1) & xorcol) ^ bgcol;
504
((uint32_t *)d)[6] = (-((font_data >> 1) & 1) & xorcol) ^ bgcol;
505
((uint32_t *)d)[7] = (-((font_data >> 0) & 1) & xorcol) ^ bgcol;
512
static void text_console_resize(TextConsole *s)
514
TextCell *cells, *c, *c1;
515
int w1, x, y, last_width;
517
last_width = s->width;
518
s->width = s->g_width / FONT_WIDTH;
519
s->height = s->g_height / FONT_HEIGHT;
525
cells = g_malloc(s->width * s->total_height * sizeof(TextCell));
526
for(y = 0; y < s->total_height; y++) {
527
c = &cells[y * s->width];
529
c1 = &s->cells[y * last_width];
530
for(x = 0; x < w1; x++) {
534
for(x = w1; x < s->width; x++) {
536
c->t_attrib = s->t_attrib_default;
544
static inline void text_update_xy(TextConsole *s, int x, int y)
546
s->text_x[0] = MIN(s->text_x[0], x);
547
s->text_x[1] = MAX(s->text_x[1], x);
548
s->text_y[0] = MIN(s->text_y[0], y);
549
s->text_y[1] = MAX(s->text_y[1], y);
552
static void invalidate_xy(TextConsole *s, int x, int y)
554
if (s->update_x0 > x * FONT_WIDTH)
555
s->update_x0 = x * FONT_WIDTH;
556
if (s->update_y0 > y * FONT_HEIGHT)
557
s->update_y0 = y * FONT_HEIGHT;
558
if (s->update_x1 < (x + 1) * FONT_WIDTH)
559
s->update_x1 = (x + 1) * FONT_WIDTH;
560
if (s->update_y1 < (y + 1) * FONT_HEIGHT)
561
s->update_y1 = (y + 1) * FONT_HEIGHT;
564
static void update_xy(TextConsole *s, int x, int y)
569
if (s == active_console) {
570
if (!ds_get_bits_per_pixel(s->ds)) {
571
text_update_xy(s, x, y);
575
y1 = (s->y_base + y) % s->total_height;
576
y2 = y1 - s->y_displayed;
578
y2 += s->total_height;
579
if (y2 < s->height) {
580
c = &s->cells[y1 * s->width + x];
581
vga_putcharxy(s->ds, x, y2, c->ch,
583
invalidate_xy(s, x, y2);
588
static void console_show_cursor(TextConsole *s, int show)
593
if (s == active_console) {
596
if (!ds_get_bits_per_pixel(s->ds)) {
597
s->cursor_invalidate = 1;
604
y1 = (s->y_base + s->y) % s->total_height;
605
y = y1 - s->y_displayed;
607
y += s->total_height;
609
c = &s->cells[y1 * s->width + x];
611
TextAttributes t_attrib = s->t_attrib_default;
612
t_attrib.invers = !(t_attrib.invers); /* invert fg and bg */
613
vga_putcharxy(s->ds, x, y, c->ch, &t_attrib);
615
vga_putcharxy(s->ds, x, y, c->ch, &(c->t_attrib));
617
invalidate_xy(s, x, y);
622
static void console_refresh(TextConsole *s)
627
if (s != active_console)
629
if (!ds_get_bits_per_pixel(s->ds)) {
632
s->text_x[1] = s->width - 1;
633
s->text_y[1] = s->height - 1;
634
s->cursor_invalidate = 1;
638
vga_fill_rect(s->ds, 0, 0, ds_get_width(s->ds), ds_get_height(s->ds),
639
color_table[0][COLOR_BLACK]);
641
for(y = 0; y < s->height; y++) {
642
c = s->cells + y1 * s->width;
643
for(x = 0; x < s->width; x++) {
644
vga_putcharxy(s->ds, x, y, c->ch,
648
if (++y1 == s->total_height)
651
console_show_cursor(s, 1);
652
dpy_update(s->ds, 0, 0, ds_get_width(s->ds), ds_get_height(s->ds));
655
static void console_scroll(int ydelta)
661
if (!s || (s->console_type == GRAPHIC_CONSOLE))
665
for(i = 0; i < ydelta; i++) {
666
if (s->y_displayed == s->y_base)
668
if (++s->y_displayed == s->total_height)
673
i = s->backscroll_height;
674
if (i > s->total_height - s->height)
675
i = s->total_height - s->height;
678
y1 += s->total_height;
679
for(i = 0; i < ydelta; i++) {
680
if (s->y_displayed == y1)
682
if (--s->y_displayed < 0)
683
s->y_displayed = s->total_height - 1;
689
static void console_put_lf(TextConsole *s)
695
if (s->y >= s->height) {
696
s->y = s->height - 1;
698
if (s->y_displayed == s->y_base) {
699
if (++s->y_displayed == s->total_height)
702
if (++s->y_base == s->total_height)
704
if (s->backscroll_height < s->total_height)
705
s->backscroll_height++;
706
y1 = (s->y_base + s->height - 1) % s->total_height;
707
c = &s->cells[y1 * s->width];
708
for(x = 0; x < s->width; x++) {
710
c->t_attrib = s->t_attrib_default;
713
if (s == active_console && s->y_displayed == s->y_base) {
714
if (!ds_get_bits_per_pixel(s->ds)) {
717
s->text_x[1] = s->width - 1;
718
s->text_y[1] = s->height - 1;
722
vga_bitblt(s->ds, 0, FONT_HEIGHT, 0, 0,
723
s->width * FONT_WIDTH,
724
(s->height - 1) * FONT_HEIGHT);
725
vga_fill_rect(s->ds, 0, (s->height - 1) * FONT_HEIGHT,
726
s->width * FONT_WIDTH, FONT_HEIGHT,
727
color_table[0][s->t_attrib_default.bgcol]);
730
s->update_x1 = s->width * FONT_WIDTH;
731
s->update_y1 = s->height * FONT_HEIGHT;
736
/* Set console attributes depending on the current escape codes.
737
* NOTE: I know this code is not very efficient (checking every color for it
738
* self) but it is more readable and better maintainable.
740
static void console_handle_escape(TextConsole *s)
744
for (i=0; i<s->nb_esc_params; i++) {
745
switch (s->esc_params[i]) {
746
case 0: /* reset all console attributes to default */
747
s->t_attrib = s->t_attrib_default;
750
s->t_attrib.bold = 1;
753
s->t_attrib.uline = 1;
756
s->t_attrib.blink = 1;
759
s->t_attrib.invers = 1;
762
s->t_attrib.unvisible = 1;
765
s->t_attrib.bold = 0;
768
s->t_attrib.uline = 0;
771
s->t_attrib.blink = 0;
774
s->t_attrib.invers = 0;
777
s->t_attrib.unvisible = 0;
779
/* set foreground color */
781
s->t_attrib.fgcol=COLOR_BLACK;
784
s->t_attrib.fgcol=COLOR_RED;
787
s->t_attrib.fgcol=COLOR_GREEN;
790
s->t_attrib.fgcol=COLOR_YELLOW;
793
s->t_attrib.fgcol=COLOR_BLUE;
796
s->t_attrib.fgcol=COLOR_MAGENTA;
799
s->t_attrib.fgcol=COLOR_CYAN;
802
s->t_attrib.fgcol=COLOR_WHITE;
804
/* set background color */
806
s->t_attrib.bgcol=COLOR_BLACK;
809
s->t_attrib.bgcol=COLOR_RED;
812
s->t_attrib.bgcol=COLOR_GREEN;
815
s->t_attrib.bgcol=COLOR_YELLOW;
818
s->t_attrib.bgcol=COLOR_BLUE;
821
s->t_attrib.bgcol=COLOR_MAGENTA;
824
s->t_attrib.bgcol=COLOR_CYAN;
827
s->t_attrib.bgcol=COLOR_WHITE;
833
static void console_clear_xy(TextConsole *s, int x, int y)
835
int y1 = (s->y_base + y) % s->total_height;
836
TextCell *c = &s->cells[y1 * s->width + x];
838
c->t_attrib = s->t_attrib_default;
842
static void console_putchar(TextConsole *s, int ch)
851
case '\r': /* carriage return */
854
case '\n': /* newline */
857
case '\b': /* backspace */
861
case '\t': /* tabspace */
862
if (s->x + (8 - (s->x % 8)) > s->width) {
866
s->x = s->x + (8 - (s->x % 8));
869
case '\a': /* alert aka. bell */
870
/* TODO: has to be implemented */
873
/* SI (shift in), character set 0 (ignored) */
876
/* SO (shift out), character set 1 (ignored) */
878
case 27: /* esc (introducing an escape sequence) */
879
s->state = TTY_STATE_ESC;
882
if (s->x >= s->width) {
887
y1 = (s->y_base + s->y) % s->total_height;
888
c = &s->cells[y1 * s->width + s->x];
890
c->t_attrib = s->t_attrib;
891
update_xy(s, s->x, s->y);
896
case TTY_STATE_ESC: /* check if it is a terminal escape sequence */
898
for(i=0;i<MAX_ESC_PARAMS;i++)
899
s->esc_params[i] = 0;
900
s->nb_esc_params = 0;
901
s->state = TTY_STATE_CSI;
903
s->state = TTY_STATE_NORM;
906
case TTY_STATE_CSI: /* handle escape sequence parameters */
907
if (ch >= '0' && ch <= '9') {
908
if (s->nb_esc_params < MAX_ESC_PARAMS) {
909
s->esc_params[s->nb_esc_params] =
910
s->esc_params[s->nb_esc_params] * 10 + ch - '0';
917
fprintf(stderr, "escape sequence CSI%d;%d%c, %d parameters\n",
918
s->esc_params[0], s->esc_params[1], ch, s->nb_esc_params);
920
s->state = TTY_STATE_NORM;
924
if (s->esc_params[0] == 0) {
925
s->esc_params[0] = 1;
927
s->y -= s->esc_params[0];
933
/* move cursor down */
934
if (s->esc_params[0] == 0) {
935
s->esc_params[0] = 1;
937
s->y += s->esc_params[0];
938
if (s->y >= s->height) {
939
s->y = s->height - 1;
943
/* move cursor right */
944
if (s->esc_params[0] == 0) {
945
s->esc_params[0] = 1;
947
s->x += s->esc_params[0];
948
if (s->x >= s->width) {
953
/* move cursor left */
954
if (s->esc_params[0] == 0) {
955
s->esc_params[0] = 1;
957
s->x -= s->esc_params[0];
963
/* move cursor to column */
964
s->x = s->esc_params[0] - 1;
971
/* move cursor to row, column */
972
s->x = s->esc_params[1] - 1;
976
s->y = s->esc_params[0] - 1;
982
switch (s->esc_params[0]) {
984
/* clear to end of screen */
985
for (y = s->y; y < s->height; y++) {
986
for (x = 0; x < s->width; x++) {
987
if (y == s->y && x < s->x) {
990
console_clear_xy(s, x, y);
995
/* clear from beginning of screen */
996
for (y = 0; y <= s->y; y++) {
997
for (x = 0; x < s->width; x++) {
998
if (y == s->y && x > s->x) {
1001
console_clear_xy(s, x, y);
1006
/* clear entire screen */
1007
for (y = 0; y <= s->height; y++) {
1008
for (x = 0; x < s->width; x++) {
1009
console_clear_xy(s, x, y);
1015
switch (s->esc_params[0]) {
1018
for(x = s->x; x < s->width; x++) {
1019
console_clear_xy(s, x, s->y);
1023
/* clear from beginning of line */
1024
for (x = 0; x <= s->x; x++) {
1025
console_clear_xy(s, x, s->y);
1029
/* clear entire line */
1030
for(x = 0; x < s->width; x++) {
1031
console_clear_xy(s, x, s->y);
1037
console_handle_escape(s);
1040
/* report cursor position */
1041
/* TODO: send ESC[row;colR */
1044
/* save cursor position */
1049
/* restore cursor position */
1054
#ifdef DEBUG_CONSOLE
1055
fprintf(stderr, "unhandled escape character '%c'\n", ch);
1064
void console_select(unsigned int index)
1068
if (index >= MAX_CONSOLES)
1070
if (active_console) {
1071
active_console->g_width = ds_get_width(active_console->ds);
1072
active_console->g_height = ds_get_height(active_console->ds);
1074
s = consoles[index];
1076
DisplayState *ds = s->ds;
1078
if (ds_get_bits_per_pixel(s->ds)) {
1079
ds->surface = qemu_resize_displaysurface(ds, s->g_width, s->g_height);
1081
s->ds->surface->width = s->width;
1082
s->ds->surface->height = s->height;
1085
vga_hw_invalidate();
1089
static int console_puts(CharDriverState *chr, const uint8_t *buf, int len)
1091
TextConsole *s = chr->opaque;
1094
s->update_x0 = s->width * FONT_WIDTH;
1095
s->update_y0 = s->height * FONT_HEIGHT;
1098
console_show_cursor(s, 0);
1099
for(i = 0; i < len; i++) {
1100
console_putchar(s, buf[i]);
1102
console_show_cursor(s, 1);
1103
if (ds_get_bits_per_pixel(s->ds) && s->update_x0 < s->update_x1) {
1104
dpy_update(s->ds, s->update_x0, s->update_y0,
1105
s->update_x1 - s->update_x0,
1106
s->update_y1 - s->update_y0);
1111
static void kbd_send_chars(void *opaque)
1113
TextConsole *s = opaque;
1117
len = qemu_chr_be_can_write(s->chr);
1118
if (len > s->out_fifo.count)
1119
len = s->out_fifo.count;
1121
if (len > sizeof(buf))
1123
qemu_fifo_read(&s->out_fifo, buf, len);
1124
qemu_chr_be_write(s->chr, buf, len);
1126
/* characters are pending: we send them a bit later (XXX:
1127
horrible, should change char device API) */
1128
if (s->out_fifo.count > 0) {
1129
qemu_mod_timer(s->kbd_timer, qemu_get_clock_ms(rt_clock) + 1);
1133
/* called when an ascii key is pressed */
1134
void kbd_put_keysym(int keysym)
1137
uint8_t buf[16], *q;
1141
if (!s || (s->console_type == GRAPHIC_CONSOLE))
1145
case QEMU_KEY_CTRL_UP:
1148
case QEMU_KEY_CTRL_DOWN:
1151
case QEMU_KEY_CTRL_PAGEUP:
1152
console_scroll(-10);
1154
case QEMU_KEY_CTRL_PAGEDOWN:
1158
/* convert the QEMU keysym to VT100 key string */
1160
if (keysym >= 0xe100 && keysym <= 0xe11f) {
1163
c = keysym - 0xe100;
1165
*q++ = '0' + (c / 10);
1166
*q++ = '0' + (c % 10);
1168
} else if (keysym >= 0xe120 && keysym <= 0xe17f) {
1171
*q++ = keysym & 0xff;
1172
} else if (s->echo && (keysym == '\r' || keysym == '\n')) {
1173
console_puts(s->chr, (const uint8_t *) "\r", 1);
1179
console_puts(s->chr, buf, q - buf);
1181
if (s->chr->chr_read) {
1182
qemu_fifo_write(&s->out_fifo, buf, q - buf);
1189
static void text_console_invalidate(void *opaque)
1191
TextConsole *s = (TextConsole *) opaque;
1192
if (!ds_get_bits_per_pixel(s->ds) && s->console_type == TEXT_CONSOLE) {
1193
s->g_width = ds_get_width(s->ds);
1194
s->g_height = ds_get_height(s->ds);
1195
text_console_resize(s);
1200
static void text_console_update(void *opaque, console_ch_t *chardata)
1202
TextConsole *s = (TextConsole *) opaque;
1205
if (s->text_x[0] <= s->text_x[1]) {
1206
src = (s->y_base + s->text_y[0]) * s->width;
1207
chardata += s->text_y[0] * s->width;
1208
for (i = s->text_y[0]; i <= s->text_y[1]; i ++)
1209
for (j = 0; j < s->width; j ++, src ++)
1210
console_write_ch(chardata ++, s->cells[src].ch |
1211
(s->cells[src].t_attrib.fgcol << 12) |
1212
(s->cells[src].t_attrib.bgcol << 8) |
1213
(s->cells[src].t_attrib.bold << 21));
1214
dpy_update(s->ds, s->text_x[0], s->text_y[0],
1215
s->text_x[1] - s->text_x[0], i - s->text_y[0]);
1216
s->text_x[0] = s->width;
1217
s->text_y[0] = s->height;
1221
if (s->cursor_invalidate) {
1222
dpy_cursor(s->ds, s->x, s->y);
1223
s->cursor_invalidate = 0;
1227
static TextConsole *get_graphic_console(DisplayState *ds)
1231
for (i = 0; i < nb_consoles; i++) {
1233
if (s->console_type == GRAPHIC_CONSOLE && s->ds == ds)
1239
static TextConsole *new_console(DisplayState *ds, console_type_t console_type)
1244
if (nb_consoles >= MAX_CONSOLES)
1246
s = g_malloc0(sizeof(TextConsole));
1247
if (!active_console || ((active_console->console_type != GRAPHIC_CONSOLE) &&
1248
(console_type == GRAPHIC_CONSOLE))) {
1252
s->console_type = console_type;
1253
if (console_type != GRAPHIC_CONSOLE) {
1254
s->index = nb_consoles;
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];
1262
consoles[i]->index = i;
1271
static DisplaySurface* defaultallocator_create_displaysurface(int width, int height)
1273
DisplaySurface *surface = (DisplaySurface*) g_malloc0(sizeof(DisplaySurface));
1275
int linesize = width * 4;
1276
qemu_alloc_display(surface, width, height, linesize,
1277
qemu_default_pixelformat(32), 0);
1281
static DisplaySurface* defaultallocator_resize_displaysurface(DisplaySurface *surface,
1282
int width, int height)
1284
int linesize = width * 4;
1285
qemu_alloc_display(surface, width, height, linesize,
1286
qemu_default_pixelformat(32), 0);
1290
void qemu_alloc_display(DisplaySurface *surface, int width, int height,
1291
int linesize, PixelFormat pf, int newflags)
1294
surface->width = width;
1295
surface->height = height;
1296
surface->linesize = linesize;
1298
if (surface->flags & QEMU_ALLOCATED_FLAG) {
1299
data = g_realloc(surface->data,
1300
surface->linesize * surface->height);
1302
data = g_malloc(surface->linesize * surface->height);
1304
surface->data = (uint8_t *)data;
1305
surface->flags = newflags | QEMU_ALLOCATED_FLAG;
1306
#ifdef HOST_WORDS_BIGENDIAN
1307
surface->flags |= QEMU_BIG_ENDIAN_FLAG;
1311
DisplaySurface* qemu_create_displaysurface_from(int width, int height, int bpp,
1312
int linesize, uint8_t *data)
1314
DisplaySurface *surface = (DisplaySurface*) g_malloc0(sizeof(DisplaySurface));
1316
surface->width = width;
1317
surface->height = height;
1318
surface->linesize = linesize;
1319
surface->pf = qemu_default_pixelformat(bpp);
1320
#ifdef HOST_WORDS_BIGENDIAN
1321
surface->flags = QEMU_BIG_ENDIAN_FLAG;
1323
surface->data = data;
1328
static void defaultallocator_free_displaysurface(DisplaySurface *surface)
1330
if (surface == NULL)
1332
if (surface->flags & QEMU_ALLOCATED_FLAG)
1333
g_free(surface->data);
1337
static struct DisplayAllocator default_allocator = {
1338
defaultallocator_create_displaysurface,
1339
defaultallocator_resize_displaysurface,
1340
defaultallocator_free_displaysurface
1343
static void dumb_display_init(void)
1345
DisplayState *ds = g_malloc0(sizeof(DisplayState));
1349
ds->allocator = &default_allocator;
1350
if (is_fixedsize_console()) {
1351
width = active_console->g_width;
1352
height = active_console->g_height;
1354
ds->surface = qemu_create_displaysurface(ds, width, height);
1355
register_displaystate(ds);
1358
/***********************************************************/
1359
/* register display */
1361
void register_displaystate(DisplayState *ds)
1371
DisplayState *get_displaystate(void)
1373
if (!display_state) {
1374
dumb_display_init ();
1376
return display_state;
1379
DisplayAllocator *register_displayallocator(DisplayState *ds, DisplayAllocator *da)
1381
if(ds->allocator == &default_allocator) {
1382
DisplaySurface *surf;
1383
surf = da->create_displaysurface(ds_get_width(ds), ds_get_height(ds));
1384
defaultallocator_free_displaysurface(ds->surface);
1388
return ds->allocator;
1391
DisplayState *graphic_console_init(vga_hw_update_ptr update,
1392
vga_hw_invalidate_ptr invalidate,
1393
vga_hw_screen_dump_ptr screen_dump,
1394
vga_hw_text_update_ptr text_update,
1400
ds = (DisplayState *) g_malloc0(sizeof(DisplayState));
1401
ds->allocator = &default_allocator;
1402
ds->surface = qemu_create_displaysurface(ds, 640, 480);
1404
s = new_console(ds, GRAPHIC_CONSOLE);
1406
qemu_free_displaysurface(ds);
1410
s->hw_update = update;
1411
s->hw_invalidate = invalidate;
1412
s->hw_screen_dump = screen_dump;
1413
s->hw_text_update = text_update;
1416
register_displaystate(ds);
1420
int is_graphic_console(void)
1422
return active_console && active_console->console_type == GRAPHIC_CONSOLE;
1425
int is_fixedsize_console(void)
1427
return active_console && active_console->console_type != TEXT_CONSOLE;
1430
void console_color_init(DisplayState *ds)
1433
for (j = 0; j < 2; j++) {
1434
for (i = 0; i < 8; i++) {
1435
color_table[j][i] = col_expand(ds,
1436
vga_get_color(ds, color_table_rgb[j][i]));
1441
static int n_text_consoles;
1442
static CharDriverState *text_consoles[128];
1444
static void text_console_set_echo(CharDriverState *chr, bool echo)
1446
TextConsole *s = chr->opaque;
1451
static void text_console_do_init(CharDriverState *chr, DisplayState *ds)
1454
static int color_inited;
1458
chr->chr_write = console_puts;
1460
s->out_fifo.buf = s->out_fifo_buf;
1461
s->out_fifo.buf_size = sizeof(s->out_fifo_buf);
1462
s->kbd_timer = qemu_new_timer_ms(rt_clock, kbd_send_chars, s);
1465
if (!color_inited) {
1467
console_color_init(s->ds);
1471
s->total_height = DEFAULT_BACKSCROLL;
1474
if (s->console_type == TEXT_CONSOLE) {
1475
s->g_width = ds_get_width(s->ds);
1476
s->g_height = ds_get_height(s->ds);
1479
s->hw_invalidate = text_console_invalidate;
1480
s->hw_text_update = text_console_update;
1483
/* Set text attribute defaults */
1484
s->t_attrib_default.bold = 0;
1485
s->t_attrib_default.uline = 0;
1486
s->t_attrib_default.blink = 0;
1487
s->t_attrib_default.invers = 0;
1488
s->t_attrib_default.unvisible = 0;
1489
s->t_attrib_default.fgcol = COLOR_WHITE;
1490
s->t_attrib_default.bgcol = COLOR_BLACK;
1491
/* set current text attributes to default */
1492
s->t_attrib = s->t_attrib_default;
1493
text_console_resize(s);
1499
s->t_attrib.bgcol = COLOR_BLUE;
1500
len = snprintf(msg, sizeof(msg), "%s console\r\n", chr->label);
1501
console_puts(chr, (uint8_t*)msg, len);
1502
s->t_attrib = s->t_attrib_default;
1505
qemu_chr_generic_open(chr);
1510
int text_console_init(QemuOpts *opts, CharDriverState **_chr)
1512
CharDriverState *chr;
1517
chr = g_malloc0(sizeof(CharDriverState));
1519
if (n_text_consoles == 128) {
1520
fprintf(stderr, "Too many text consoles\n");
1523
text_consoles[n_text_consoles] = chr;
1526
width = qemu_opt_get_number(opts, "width", 0);
1528
width = qemu_opt_get_number(opts, "cols", 0) * FONT_WIDTH;
1530
height = qemu_opt_get_number(opts, "height", 0);
1532
height = qemu_opt_get_number(opts, "rows", 0) * FONT_HEIGHT;
1534
if (width == 0 || height == 0) {
1535
s = new_console(NULL, TEXT_CONSOLE);
1537
s = new_console(NULL, TEXT_CONSOLE_FIXED_SIZE);
1547
s->g_height = height;
1549
chr->chr_set_echo = text_console_set_echo;
1555
void text_consoles_set_display(DisplayState *ds)
1559
for (i = 0; i < n_text_consoles; i++) {
1560
text_console_do_init(text_consoles[i], ds);
1563
n_text_consoles = 0;
1566
void qemu_console_resize(DisplayState *ds, int width, int height)
1568
TextConsole *s = get_graphic_console(ds);
1572
s->g_height = height;
1573
if (is_graphic_console()) {
1574
ds->surface = qemu_resize_displaysurface(ds, width, height);
1579
void qemu_console_copy(DisplayState *ds, int src_x, int src_y,
1580
int dst_x, int dst_y, int w, int h)
1582
if (is_graphic_console()) {
1583
dpy_copy(ds, src_x, src_y, dst_x, dst_y, w, h);
1587
PixelFormat qemu_different_endianness_pixelformat(int bpp)
1591
memset(&pf, 0x00, sizeof(PixelFormat));
1593
pf.bits_per_pixel = bpp;
1594
pf.bytes_per_pixel = bpp / 8;
1595
pf.depth = bpp == 32 ? 24 : bpp;
1599
pf.rmask = 0x000000FF;
1600
pf.gmask = 0x0000FF00;
1601
pf.bmask = 0x00FF0000;
1613
pf.rmask = 0x0000FF00;
1614
pf.gmask = 0x00FF0000;
1615
pf.bmask = 0xFF000000;
1616
pf.amask = 0x00000000;
1636
PixelFormat qemu_default_pixelformat(int bpp)
1640
memset(&pf, 0x00, sizeof(PixelFormat));
1642
pf.bits_per_pixel = bpp;
1643
pf.bytes_per_pixel = bpp / 8;
1644
pf.depth = bpp == 32 ? 24 : bpp;
1648
pf.bits_per_pixel = 16;
1649
pf.bytes_per_pixel = 2;
1650
pf.rmask = 0x00007c00;
1651
pf.gmask = 0x000003E0;
1652
pf.bmask = 0x0000001F;
1664
pf.rmask = 0x0000F800;
1665
pf.gmask = 0x000007E0;
1666
pf.bmask = 0x0000001F;
1678
pf.rmask = 0x00FF0000;
1679
pf.gmask = 0x0000FF00;
1680
pf.bmask = 0x000000FF;
1691
pf.rmask = 0x00FF0000;
1692
pf.gmask = 0x0000FF00;
1693
pf.bmask = 0x000000FF;