root / console.c @ 4d3b6f6e
History | View | Annotate | Download (36.6 kB)
1 |
/*
|
---|---|
2 |
* QEMU graphical console
|
3 |
*
|
4 |
* Copyright (c) 2004 Fabrice Bellard
|
5 |
*
|
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:
|
12 |
*
|
13 |
* The above copyright notice and this permission notice shall be included in
|
14 |
* all copies or substantial portions of the Software.
|
15 |
*
|
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
|
22 |
* THE SOFTWARE.
|
23 |
*/
|
24 |
#include "qemu-common.h" |
25 |
#include "console.h" |
26 |
#include "qemu-timer.h" |
27 |
|
28 |
//#define DEBUG_CONSOLE
|
29 |
#define DEFAULT_BACKSCROLL 512 |
30 |
#define MAX_CONSOLES 12 |
31 |
|
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) |
34 |
|
35 |
typedef struct TextAttributes { |
36 |
uint8_t fgcol:4;
|
37 |
uint8_t bgcol:4;
|
38 |
uint8_t bold:1;
|
39 |
uint8_t uline:1;
|
40 |
uint8_t blink:1;
|
41 |
uint8_t invers:1;
|
42 |
uint8_t unvisible:1;
|
43 |
} TextAttributes; |
44 |
|
45 |
typedef struct TextCell { |
46 |
uint8_t ch; |
47 |
TextAttributes t_attrib; |
48 |
} TextCell; |
49 |
|
50 |
#define MAX_ESC_PARAMS 3 |
51 |
|
52 |
enum TTYState {
|
53 |
TTY_STATE_NORM, |
54 |
TTY_STATE_ESC, |
55 |
TTY_STATE_CSI, |
56 |
}; |
57 |
|
58 |
typedef struct QEMUFIFO { |
59 |
uint8_t *buf; |
60 |
int buf_size;
|
61 |
int count, wptr, rptr;
|
62 |
} QEMUFIFO; |
63 |
|
64 |
static int qemu_fifo_write(QEMUFIFO *f, const uint8_t *buf, int len1) |
65 |
{ |
66 |
int l, len;
|
67 |
|
68 |
l = f->buf_size - f->count; |
69 |
if (len1 > l)
|
70 |
len1 = l; |
71 |
len = len1; |
72 |
while (len > 0) { |
73 |
l = f->buf_size - f->wptr; |
74 |
if (l > len)
|
75 |
l = len; |
76 |
memcpy(f->buf + f->wptr, buf, l); |
77 |
f->wptr += l; |
78 |
if (f->wptr >= f->buf_size)
|
79 |
f->wptr = 0;
|
80 |
buf += l; |
81 |
len -= l; |
82 |
} |
83 |
f->count += len1; |
84 |
return len1;
|
85 |
} |
86 |
|
87 |
static int qemu_fifo_read(QEMUFIFO *f, uint8_t *buf, int len1) |
88 |
{ |
89 |
int l, len;
|
90 |
|
91 |
if (len1 > f->count)
|
92 |
len1 = f->count; |
93 |
len = len1; |
94 |
while (len > 0) { |
95 |
l = f->buf_size - f->rptr; |
96 |
if (l > len)
|
97 |
l = len; |
98 |
memcpy(buf, f->buf + f->rptr, l); |
99 |
f->rptr += l; |
100 |
if (f->rptr >= f->buf_size)
|
101 |
f->rptr = 0;
|
102 |
buf += l; |
103 |
len -= l; |
104 |
} |
105 |
f->count -= len1; |
106 |
return len1;
|
107 |
} |
108 |
|
109 |
typedef enum { |
110 |
GRAPHIC_CONSOLE, |
111 |
TEXT_CONSOLE, |
112 |
TEXT_CONSOLE_FIXED_SIZE |
113 |
} console_type_t; |
114 |
|
115 |
/* ??? This is mis-named.
|
116 |
It is used for both text and graphical consoles. */
|
117 |
struct TextConsole {
|
118 |
console_type_t console_type; |
119 |
DisplayState *ds; |
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; |
125 |
void *hw;
|
126 |
|
127 |
int g_width, g_height;
|
128 |
int width;
|
129 |
int height;
|
130 |
int total_height;
|
131 |
int backscroll_height;
|
132 |
int x, y;
|
133 |
int x_saved, y_saved;
|
134 |
int y_displayed;
|
135 |
int y_base;
|
136 |
TextAttributes t_attrib_default; /* default text attributes */
|
137 |
TextAttributes t_attrib; /* currently active text attributes */
|
138 |
TextCell *cells; |
139 |
int text_x[2], text_y[2], cursor_invalidate; |
140 |
|
141 |
enum TTYState state;
|
142 |
int esc_params[MAX_ESC_PARAMS];
|
143 |
int nb_esc_params;
|
144 |
|
145 |
CharDriverState *chr; |
146 |
/* fifo for key pressed */
|
147 |
QEMUFIFO out_fifo; |
148 |
uint8_t out_fifo_buf[16];
|
149 |
QEMUTimer *kbd_timer; |
150 |
}; |
151 |
|
152 |
static TextConsole *active_console;
|
153 |
static TextConsole *consoles[MAX_CONSOLES];
|
154 |
static int nb_consoles = 0; |
155 |
|
156 |
void vga_hw_update(void) |
157 |
{ |
158 |
if (active_console && active_console->hw_update)
|
159 |
active_console->hw_update(active_console->hw); |
160 |
} |
161 |
|
162 |
void vga_hw_invalidate(void) |
163 |
{ |
164 |
if (active_console->hw_invalidate)
|
165 |
active_console->hw_invalidate(active_console->hw); |
166 |
} |
167 |
|
168 |
void vga_hw_screen_dump(const char *filename) |
169 |
{ |
170 |
/* There is currently no was of specifying which screen we want to dump,
|
171 |
so always dump the dirst one. */
|
172 |
if (consoles[0]->hw_screen_dump) |
173 |
consoles[0]->hw_screen_dump(consoles[0]->hw, filename); |
174 |
} |
175 |
|
176 |
void vga_hw_text_update(console_ch_t *chardata)
|
177 |
{ |
178 |
if (active_console && active_console->hw_text_update)
|
179 |
active_console->hw_text_update(active_console->hw, chardata); |
180 |
} |
181 |
|
182 |
/* convert a RGBA color to a color index usable in graphic primitives */
|
183 |
static unsigned int vga_get_color(DisplayState *ds, unsigned int rgba) |
184 |
{ |
185 |
unsigned int r, g, b, color; |
186 |
|
187 |
switch(ds->depth) {
|
188 |
#if 0
|
189 |
case 8:
|
190 |
r = (rgba >> 16) & 0xff;
|
191 |
g = (rgba >> 8) & 0xff;
|
192 |
b = (rgba) & 0xff;
|
193 |
color = (rgb_to_index[r] * 6 * 6) +
|
194 |
(rgb_to_index[g] * 6) +
|
195 |
(rgb_to_index[b]);
|
196 |
break;
|
197 |
#endif
|
198 |
case 15: |
199 |
r = (rgba >> 16) & 0xff; |
200 |
g = (rgba >> 8) & 0xff; |
201 |
b = (rgba) & 0xff;
|
202 |
color = ((r >> 3) << 10) | ((g >> 3) << 5) | (b >> 3); |
203 |
break;
|
204 |
case 16: |
205 |
r = (rgba >> 16) & 0xff; |
206 |
g = (rgba >> 8) & 0xff; |
207 |
b = (rgba) & 0xff;
|
208 |
color = ((r >> 3) << 11) | ((g >> 2) << 5) | (b >> 3); |
209 |
break;
|
210 |
case 32: |
211 |
default:
|
212 |
color = rgba; |
213 |
break;
|
214 |
} |
215 |
return color;
|
216 |
} |
217 |
|
218 |
static void vga_fill_rect (DisplayState *ds, |
219 |
int posx, int posy, int width, int height, uint32_t color) |
220 |
{ |
221 |
uint8_t *d, *d1; |
222 |
int x, y, bpp;
|
223 |
|
224 |
bpp = (ds->depth + 7) >> 3; |
225 |
d1 = ds->data + |
226 |
ds->linesize * posy + bpp * posx; |
227 |
for (y = 0; y < height; y++) { |
228 |
d = d1; |
229 |
switch(bpp) {
|
230 |
case 1: |
231 |
for (x = 0; x < width; x++) { |
232 |
*((uint8_t *)d) = color; |
233 |
d++; |
234 |
} |
235 |
break;
|
236 |
case 2: |
237 |
for (x = 0; x < width; x++) { |
238 |
*((uint16_t *)d) = color; |
239 |
d += 2;
|
240 |
} |
241 |
break;
|
242 |
case 4: |
243 |
for (x = 0; x < width; x++) { |
244 |
*((uint32_t *)d) = color; |
245 |
d += 4;
|
246 |
} |
247 |
break;
|
248 |
} |
249 |
d1 += ds->linesize; |
250 |
} |
251 |
} |
252 |
|
253 |
/* copy from (xs, ys) to (xd, yd) a rectangle of size (w, h) */
|
254 |
static void vga_bitblt(DisplayState *ds, int xs, int ys, int xd, int yd, int w, int h) |
255 |
{ |
256 |
const uint8_t *s;
|
257 |
uint8_t *d; |
258 |
int wb, y, bpp;
|
259 |
|
260 |
bpp = (ds->depth + 7) >> 3; |
261 |
wb = w * bpp; |
262 |
if (yd <= ys) {
|
263 |
s = ds->data + |
264 |
ds->linesize * ys + bpp * xs; |
265 |
d = ds->data + |
266 |
ds->linesize * yd + bpp * xd; |
267 |
for (y = 0; y < h; y++) { |
268 |
memmove(d, s, wb); |
269 |
d += ds->linesize; |
270 |
s += ds->linesize; |
271 |
} |
272 |
} else {
|
273 |
s = ds->data + |
274 |
ds->linesize * (ys + h - 1) + bpp * xs;
|
275 |
d = ds->data + |
276 |
ds->linesize * (yd + h - 1) + bpp * xd;
|
277 |
for (y = 0; y < h; y++) { |
278 |
memmove(d, s, wb); |
279 |
d -= ds->linesize; |
280 |
s -= ds->linesize; |
281 |
} |
282 |
} |
283 |
} |
284 |
|
285 |
/***********************************************************/
|
286 |
/* basic char display */
|
287 |
|
288 |
#define FONT_HEIGHT 16 |
289 |
#define FONT_WIDTH 8 |
290 |
|
291 |
#include "vgafont.h" |
292 |
|
293 |
#define cbswap_32(__x) \
|
294 |
((uint32_t)( \ |
295 |
(((uint32_t)(__x) & (uint32_t)0x000000ffUL) << 24) | \ |
296 |
(((uint32_t)(__x) & (uint32_t)0x0000ff00UL) << 8) | \ |
297 |
(((uint32_t)(__x) & (uint32_t)0x00ff0000UL) >> 8) | \ |
298 |
(((uint32_t)(__x) & (uint32_t)0xff000000UL) >> 24) )) |
299 |
|
300 |
#ifdef WORDS_BIGENDIAN
|
301 |
#define PAT(x) x
|
302 |
#else
|
303 |
#define PAT(x) cbswap_32(x)
|
304 |
#endif
|
305 |
|
306 |
static const uint32_t dmask16[16] = { |
307 |
PAT(0x00000000),
|
308 |
PAT(0x000000ff),
|
309 |
PAT(0x0000ff00),
|
310 |
PAT(0x0000ffff),
|
311 |
PAT(0x00ff0000),
|
312 |
PAT(0x00ff00ff),
|
313 |
PAT(0x00ffff00),
|
314 |
PAT(0x00ffffff),
|
315 |
PAT(0xff000000),
|
316 |
PAT(0xff0000ff),
|
317 |
PAT(0xff00ff00),
|
318 |
PAT(0xff00ffff),
|
319 |
PAT(0xffff0000),
|
320 |
PAT(0xffff00ff),
|
321 |
PAT(0xffffff00),
|
322 |
PAT(0xffffffff),
|
323 |
}; |
324 |
|
325 |
static const uint32_t dmask4[4] = { |
326 |
PAT(0x00000000),
|
327 |
PAT(0x0000ffff),
|
328 |
PAT(0xffff0000),
|
329 |
PAT(0xffffffff),
|
330 |
}; |
331 |
|
332 |
static uint32_t color_table[2][8]; |
333 |
|
334 |
enum color_names {
|
335 |
COLOR_BLACK = 0,
|
336 |
COLOR_RED = 1,
|
337 |
COLOR_GREEN = 2,
|
338 |
COLOR_YELLOW = 3,
|
339 |
COLOR_BLUE = 4,
|
340 |
COLOR_MAGENTA = 5,
|
341 |
COLOR_CYAN = 6,
|
342 |
COLOR_WHITE = 7
|
343 |
}; |
344 |
|
345 |
static const uint32_t color_table_rgb[2][8] = { |
346 |
{ /* dark */
|
347 |
QEMU_RGB(0x00, 0x00, 0x00), /* black */ |
348 |
QEMU_RGB(0xaa, 0x00, 0x00), /* red */ |
349 |
QEMU_RGB(0x00, 0xaa, 0x00), /* green */ |
350 |
QEMU_RGB(0xaa, 0xaa, 0x00), /* yellow */ |
351 |
QEMU_RGB(0x00, 0x00, 0xaa), /* blue */ |
352 |
QEMU_RGB(0xaa, 0x00, 0xaa), /* magenta */ |
353 |
QEMU_RGB(0x00, 0xaa, 0xaa), /* cyan */ |
354 |
QEMU_RGB(0xaa, 0xaa, 0xaa), /* white */ |
355 |
}, |
356 |
{ /* bright */
|
357 |
QEMU_RGB(0x00, 0x00, 0x00), /* black */ |
358 |
QEMU_RGB(0xff, 0x00, 0x00), /* red */ |
359 |
QEMU_RGB(0x00, 0xff, 0x00), /* green */ |
360 |
QEMU_RGB(0xff, 0xff, 0x00), /* yellow */ |
361 |
QEMU_RGB(0x00, 0x00, 0xff), /* blue */ |
362 |
QEMU_RGB(0xff, 0x00, 0xff), /* magenta */ |
363 |
QEMU_RGB(0x00, 0xff, 0xff), /* cyan */ |
364 |
QEMU_RGB(0xff, 0xff, 0xff), /* white */ |
365 |
} |
366 |
}; |
367 |
|
368 |
static inline unsigned int col_expand(DisplayState *ds, unsigned int col) |
369 |
{ |
370 |
switch(ds->depth) {
|
371 |
case 8: |
372 |
col |= col << 8;
|
373 |
col |= col << 16;
|
374 |
break;
|
375 |
case 15: |
376 |
case 16: |
377 |
col |= col << 16;
|
378 |
break;
|
379 |
default:
|
380 |
break;
|
381 |
} |
382 |
|
383 |
return col;
|
384 |
} |
385 |
#ifdef DEBUG_CONSOLE
|
386 |
static void console_print_text_attributes(TextAttributes *t_attrib, char ch) |
387 |
{ |
388 |
if (t_attrib->bold) {
|
389 |
printf("b");
|
390 |
} else {
|
391 |
printf(" ");
|
392 |
} |
393 |
if (t_attrib->uline) {
|
394 |
printf("u");
|
395 |
} else {
|
396 |
printf(" ");
|
397 |
} |
398 |
if (t_attrib->blink) {
|
399 |
printf("l");
|
400 |
} else {
|
401 |
printf(" ");
|
402 |
} |
403 |
if (t_attrib->invers) {
|
404 |
printf("i");
|
405 |
} else {
|
406 |
printf(" ");
|
407 |
} |
408 |
if (t_attrib->unvisible) {
|
409 |
printf("n");
|
410 |
} else {
|
411 |
printf(" ");
|
412 |
} |
413 |
|
414 |
printf(" fg: %d bg: %d ch:'%2X' '%c'\n", t_attrib->fgcol, t_attrib->bgcol, ch, ch);
|
415 |
} |
416 |
#endif
|
417 |
|
418 |
static void vga_putcharxy(DisplayState *ds, int x, int y, int ch, |
419 |
TextAttributes *t_attrib) |
420 |
{ |
421 |
uint8_t *d; |
422 |
const uint8_t *font_ptr;
|
423 |
unsigned int font_data, linesize, xorcol, bpp; |
424 |
int i;
|
425 |
unsigned int fgcol, bgcol; |
426 |
|
427 |
#ifdef DEBUG_CONSOLE
|
428 |
printf("x: %2i y: %2i", x, y);
|
429 |
console_print_text_attributes(t_attrib, ch); |
430 |
#endif
|
431 |
|
432 |
if (t_attrib->invers) {
|
433 |
bgcol = color_table[t_attrib->bold][t_attrib->fgcol]; |
434 |
fgcol = color_table[t_attrib->bold][t_attrib->bgcol]; |
435 |
} else {
|
436 |
fgcol = color_table[t_attrib->bold][t_attrib->fgcol]; |
437 |
bgcol = color_table[t_attrib->bold][t_attrib->bgcol]; |
438 |
} |
439 |
|
440 |
bpp = (ds->depth + 7) >> 3; |
441 |
d = ds->data + |
442 |
ds->linesize * y * FONT_HEIGHT + bpp * x * FONT_WIDTH; |
443 |
linesize = ds->linesize; |
444 |
font_ptr = vgafont16 + FONT_HEIGHT * ch; |
445 |
xorcol = bgcol ^ fgcol; |
446 |
switch(ds->depth) {
|
447 |
case 8: |
448 |
for(i = 0; i < FONT_HEIGHT; i++) { |
449 |
font_data = *font_ptr++; |
450 |
if (t_attrib->uline
|
451 |
&& ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) { |
452 |
font_data = 0xFFFF;
|
453 |
} |
454 |
((uint32_t *)d)[0] = (dmask16[(font_data >> 4)] & xorcol) ^ bgcol; |
455 |
((uint32_t *)d)[1] = (dmask16[(font_data >> 0) & 0xf] & xorcol) ^ bgcol; |
456 |
d += linesize; |
457 |
} |
458 |
break;
|
459 |
case 16: |
460 |
case 15: |
461 |
for(i = 0; i < FONT_HEIGHT; i++) { |
462 |
font_data = *font_ptr++; |
463 |
if (t_attrib->uline
|
464 |
&& ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) { |
465 |
font_data = 0xFFFF;
|
466 |
} |
467 |
((uint32_t *)d)[0] = (dmask4[(font_data >> 6)] & xorcol) ^ bgcol; |
468 |
((uint32_t *)d)[1] = (dmask4[(font_data >> 4) & 3] & xorcol) ^ bgcol; |
469 |
((uint32_t *)d)[2] = (dmask4[(font_data >> 2) & 3] & xorcol) ^ bgcol; |
470 |
((uint32_t *)d)[3] = (dmask4[(font_data >> 0) & 3] & xorcol) ^ bgcol; |
471 |
d += linesize; |
472 |
} |
473 |
break;
|
474 |
case 32: |
475 |
for(i = 0; i < FONT_HEIGHT; i++) { |
476 |
font_data = *font_ptr++; |
477 |
if (t_attrib->uline && ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) { |
478 |
font_data = 0xFFFF;
|
479 |
} |
480 |
((uint32_t *)d)[0] = (-((font_data >> 7)) & xorcol) ^ bgcol; |
481 |
((uint32_t *)d)[1] = (-((font_data >> 6) & 1) & xorcol) ^ bgcol; |
482 |
((uint32_t *)d)[2] = (-((font_data >> 5) & 1) & xorcol) ^ bgcol; |
483 |
((uint32_t *)d)[3] = (-((font_data >> 4) & 1) & xorcol) ^ bgcol; |
484 |
((uint32_t *)d)[4] = (-((font_data >> 3) & 1) & xorcol) ^ bgcol; |
485 |
((uint32_t *)d)[5] = (-((font_data >> 2) & 1) & xorcol) ^ bgcol; |
486 |
((uint32_t *)d)[6] = (-((font_data >> 1) & 1) & xorcol) ^ bgcol; |
487 |
((uint32_t *)d)[7] = (-((font_data >> 0) & 1) & xorcol) ^ bgcol; |
488 |
d += linesize; |
489 |
} |
490 |
break;
|
491 |
} |
492 |
} |
493 |
|
494 |
static void text_console_resize(TextConsole *s) |
495 |
{ |
496 |
TextCell *cells, *c, *c1; |
497 |
int w1, x, y, last_width;
|
498 |
|
499 |
last_width = s->width; |
500 |
s->width = s->g_width / FONT_WIDTH; |
501 |
s->height = s->g_height / FONT_HEIGHT; |
502 |
|
503 |
w1 = last_width; |
504 |
if (s->width < w1)
|
505 |
w1 = s->width; |
506 |
|
507 |
cells = qemu_malloc(s->width * s->total_height * sizeof(TextCell));
|
508 |
for(y = 0; y < s->total_height; y++) { |
509 |
c = &cells[y * s->width]; |
510 |
if (w1 > 0) { |
511 |
c1 = &s->cells[y * last_width]; |
512 |
for(x = 0; x < w1; x++) { |
513 |
*c++ = *c1++; |
514 |
} |
515 |
} |
516 |
for(x = w1; x < s->width; x++) {
|
517 |
c->ch = ' ';
|
518 |
c->t_attrib = s->t_attrib_default; |
519 |
c++; |
520 |
} |
521 |
} |
522 |
qemu_free(s->cells); |
523 |
s->cells = cells; |
524 |
} |
525 |
|
526 |
static inline void text_update_xy(TextConsole *s, int x, int y) |
527 |
{ |
528 |
s->text_x[0] = MIN(s->text_x[0], x); |
529 |
s->text_x[1] = MAX(s->text_x[1], x); |
530 |
s->text_y[0] = MIN(s->text_y[0], y); |
531 |
s->text_y[1] = MAX(s->text_y[1], y); |
532 |
} |
533 |
|
534 |
static void update_xy(TextConsole *s, int x, int y) |
535 |
{ |
536 |
TextCell *c; |
537 |
int y1, y2;
|
538 |
|
539 |
if (s == active_console) {
|
540 |
if (!s->ds->depth) {
|
541 |
text_update_xy(s, x, y); |
542 |
return;
|
543 |
} |
544 |
|
545 |
y1 = (s->y_base + y) % s->total_height; |
546 |
y2 = y1 - s->y_displayed; |
547 |
if (y2 < 0) |
548 |
y2 += s->total_height; |
549 |
if (y2 < s->height) {
|
550 |
c = &s->cells[y1 * s->width + x]; |
551 |
vga_putcharxy(s->ds, x, y2, c->ch, |
552 |
&(c->t_attrib)); |
553 |
dpy_update(s->ds, x * FONT_WIDTH, y2 * FONT_HEIGHT, |
554 |
FONT_WIDTH, FONT_HEIGHT); |
555 |
} |
556 |
} |
557 |
} |
558 |
|
559 |
static void console_show_cursor(TextConsole *s, int show) |
560 |
{ |
561 |
TextCell *c; |
562 |
int y, y1;
|
563 |
|
564 |
if (s == active_console) {
|
565 |
int x = s->x;
|
566 |
|
567 |
if (!s->ds->depth) {
|
568 |
s->cursor_invalidate = 1;
|
569 |
return;
|
570 |
} |
571 |
|
572 |
if (x >= s->width) {
|
573 |
x = s->width - 1;
|
574 |
} |
575 |
y1 = (s->y_base + s->y) % s->total_height; |
576 |
y = y1 - s->y_displayed; |
577 |
if (y < 0) |
578 |
y += s->total_height; |
579 |
if (y < s->height) {
|
580 |
c = &s->cells[y1 * s->width + x]; |
581 |
if (show) {
|
582 |
TextAttributes t_attrib = s->t_attrib_default; |
583 |
t_attrib.invers = !(t_attrib.invers); /* invert fg and bg */
|
584 |
vga_putcharxy(s->ds, x, y, c->ch, &t_attrib); |
585 |
} else {
|
586 |
vga_putcharxy(s->ds, x, y, c->ch, &(c->t_attrib)); |
587 |
} |
588 |
dpy_update(s->ds, x * FONT_WIDTH, y * FONT_HEIGHT, |
589 |
FONT_WIDTH, FONT_HEIGHT); |
590 |
} |
591 |
} |
592 |
} |
593 |
|
594 |
static void console_refresh(TextConsole *s) |
595 |
{ |
596 |
TextCell *c; |
597 |
int x, y, y1;
|
598 |
|
599 |
if (s != active_console)
|
600 |
return;
|
601 |
if (!s->ds->depth) {
|
602 |
s->text_x[0] = 0; |
603 |
s->text_y[0] = 0; |
604 |
s->text_x[1] = s->width - 1; |
605 |
s->text_y[1] = s->height - 1; |
606 |
s->cursor_invalidate = 1;
|
607 |
return;
|
608 |
} |
609 |
|
610 |
vga_fill_rect(s->ds, 0, 0, s->ds->width, s->ds->height, |
611 |
color_table[0][COLOR_BLACK]);
|
612 |
y1 = s->y_displayed; |
613 |
for(y = 0; y < s->height; y++) { |
614 |
c = s->cells + y1 * s->width; |
615 |
for(x = 0; x < s->width; x++) { |
616 |
vga_putcharxy(s->ds, x, y, c->ch, |
617 |
&(c->t_attrib)); |
618 |
c++; |
619 |
} |
620 |
if (++y1 == s->total_height)
|
621 |
y1 = 0;
|
622 |
} |
623 |
dpy_update(s->ds, 0, 0, s->ds->width, s->ds->height); |
624 |
console_show_cursor(s, 1);
|
625 |
} |
626 |
|
627 |
static void console_scroll(int ydelta) |
628 |
{ |
629 |
TextConsole *s; |
630 |
int i, y1;
|
631 |
|
632 |
s = active_console; |
633 |
if (!s || (s->console_type == GRAPHIC_CONSOLE))
|
634 |
return;
|
635 |
|
636 |
if (ydelta > 0) { |
637 |
for(i = 0; i < ydelta; i++) { |
638 |
if (s->y_displayed == s->y_base)
|
639 |
break;
|
640 |
if (++s->y_displayed == s->total_height)
|
641 |
s->y_displayed = 0;
|
642 |
} |
643 |
} else {
|
644 |
ydelta = -ydelta; |
645 |
i = s->backscroll_height; |
646 |
if (i > s->total_height - s->height)
|
647 |
i = s->total_height - s->height; |
648 |
y1 = s->y_base - i; |
649 |
if (y1 < 0) |
650 |
y1 += s->total_height; |
651 |
for(i = 0; i < ydelta; i++) { |
652 |
if (s->y_displayed == y1)
|
653 |
break;
|
654 |
if (--s->y_displayed < 0) |
655 |
s->y_displayed = s->total_height - 1;
|
656 |
} |
657 |
} |
658 |
console_refresh(s); |
659 |
} |
660 |
|
661 |
static void console_put_lf(TextConsole *s) |
662 |
{ |
663 |
TextCell *c; |
664 |
int x, y1;
|
665 |
|
666 |
s->y++; |
667 |
if (s->y >= s->height) {
|
668 |
s->y = s->height - 1;
|
669 |
|
670 |
if (s->y_displayed == s->y_base) {
|
671 |
if (++s->y_displayed == s->total_height)
|
672 |
s->y_displayed = 0;
|
673 |
} |
674 |
if (++s->y_base == s->total_height)
|
675 |
s->y_base = 0;
|
676 |
if (s->backscroll_height < s->total_height)
|
677 |
s->backscroll_height++; |
678 |
y1 = (s->y_base + s->height - 1) % s->total_height;
|
679 |
c = &s->cells[y1 * s->width]; |
680 |
for(x = 0; x < s->width; x++) { |
681 |
c->ch = ' ';
|
682 |
c->t_attrib = s->t_attrib_default; |
683 |
c++; |
684 |
} |
685 |
if (s == active_console && s->y_displayed == s->y_base) {
|
686 |
if (!s->ds->depth) {
|
687 |
s->text_x[0] = 0; |
688 |
s->text_y[0] = 0; |
689 |
s->text_x[1] = s->width - 1; |
690 |
s->text_y[1] = s->height - 1; |
691 |
return;
|
692 |
} |
693 |
|
694 |
vga_bitblt(s->ds, 0, FONT_HEIGHT, 0, 0, |
695 |
s->width * FONT_WIDTH, |
696 |
(s->height - 1) * FONT_HEIGHT);
|
697 |
vga_fill_rect(s->ds, 0, (s->height - 1) * FONT_HEIGHT, |
698 |
s->width * FONT_WIDTH, FONT_HEIGHT, |
699 |
color_table[0][s->t_attrib_default.bgcol]);
|
700 |
dpy_update(s->ds, 0, 0, |
701 |
s->width * FONT_WIDTH, s->height * FONT_HEIGHT); |
702 |
} |
703 |
} |
704 |
} |
705 |
|
706 |
/* Set console attributes depending on the current escape codes.
|
707 |
* NOTE: I know this code is not very efficient (checking every color for it
|
708 |
* self) but it is more readable and better maintainable.
|
709 |
*/
|
710 |
static void console_handle_escape(TextConsole *s) |
711 |
{ |
712 |
int i;
|
713 |
|
714 |
for (i=0; i<s->nb_esc_params; i++) { |
715 |
switch (s->esc_params[i]) {
|
716 |
case 0: /* reset all console attributes to default */ |
717 |
s->t_attrib = s->t_attrib_default; |
718 |
break;
|
719 |
case 1: |
720 |
s->t_attrib.bold = 1;
|
721 |
break;
|
722 |
case 4: |
723 |
s->t_attrib.uline = 1;
|
724 |
break;
|
725 |
case 5: |
726 |
s->t_attrib.blink = 1;
|
727 |
break;
|
728 |
case 7: |
729 |
s->t_attrib.invers = 1;
|
730 |
break;
|
731 |
case 8: |
732 |
s->t_attrib.unvisible = 1;
|
733 |
break;
|
734 |
case 22: |
735 |
s->t_attrib.bold = 0;
|
736 |
break;
|
737 |
case 24: |
738 |
s->t_attrib.uline = 0;
|
739 |
break;
|
740 |
case 25: |
741 |
s->t_attrib.blink = 0;
|
742 |
break;
|
743 |
case 27: |
744 |
s->t_attrib.invers = 0;
|
745 |
break;
|
746 |
case 28: |
747 |
s->t_attrib.unvisible = 0;
|
748 |
break;
|
749 |
/* set foreground color */
|
750 |
case 30: |
751 |
s->t_attrib.fgcol=COLOR_BLACK; |
752 |
break;
|
753 |
case 31: |
754 |
s->t_attrib.fgcol=COLOR_RED; |
755 |
break;
|
756 |
case 32: |
757 |
s->t_attrib.fgcol=COLOR_GREEN; |
758 |
break;
|
759 |
case 33: |
760 |
s->t_attrib.fgcol=COLOR_YELLOW; |
761 |
break;
|
762 |
case 34: |
763 |
s->t_attrib.fgcol=COLOR_BLUE; |
764 |
break;
|
765 |
case 35: |
766 |
s->t_attrib.fgcol=COLOR_MAGENTA; |
767 |
break;
|
768 |
case 36: |
769 |
s->t_attrib.fgcol=COLOR_CYAN; |
770 |
break;
|
771 |
case 37: |
772 |
s->t_attrib.fgcol=COLOR_WHITE; |
773 |
break;
|
774 |
/* set background color */
|
775 |
case 40: |
776 |
s->t_attrib.bgcol=COLOR_BLACK; |
777 |
break;
|
778 |
case 41: |
779 |
s->t_attrib.bgcol=COLOR_RED; |
780 |
break;
|
781 |
case 42: |
782 |
s->t_attrib.bgcol=COLOR_GREEN; |
783 |
break;
|
784 |
case 43: |
785 |
s->t_attrib.bgcol=COLOR_YELLOW; |
786 |
break;
|
787 |
case 44: |
788 |
s->t_attrib.bgcol=COLOR_BLUE; |
789 |
break;
|
790 |
case 45: |
791 |
s->t_attrib.bgcol=COLOR_MAGENTA; |
792 |
break;
|
793 |
case 46: |
794 |
s->t_attrib.bgcol=COLOR_CYAN; |
795 |
break;
|
796 |
case 47: |
797 |
s->t_attrib.bgcol=COLOR_WHITE; |
798 |
break;
|
799 |
} |
800 |
} |
801 |
} |
802 |
|
803 |
static void console_clear_xy(TextConsole *s, int x, int y) |
804 |
{ |
805 |
int y1 = (s->y_base + y) % s->total_height;
|
806 |
TextCell *c = &s->cells[y1 * s->width + x]; |
807 |
c->ch = ' ';
|
808 |
c->t_attrib = s->t_attrib_default; |
809 |
c++; |
810 |
update_xy(s, x, y); |
811 |
} |
812 |
|
813 |
static void console_putchar(TextConsole *s, int ch) |
814 |
{ |
815 |
TextCell *c; |
816 |
int y1, i;
|
817 |
int x, y;
|
818 |
|
819 |
switch(s->state) {
|
820 |
case TTY_STATE_NORM:
|
821 |
switch(ch) {
|
822 |
case '\r': /* carriage return */ |
823 |
s->x = 0;
|
824 |
break;
|
825 |
case '\n': /* newline */ |
826 |
console_put_lf(s); |
827 |
break;
|
828 |
case '\b': /* backspace */ |
829 |
if (s->x > 0) |
830 |
s->x--; |
831 |
break;
|
832 |
case '\t': /* tabspace */ |
833 |
if (s->x + (8 - (s->x % 8)) > s->width) { |
834 |
s->x = 0;
|
835 |
console_put_lf(s); |
836 |
} else {
|
837 |
s->x = s->x + (8 - (s->x % 8)); |
838 |
} |
839 |
break;
|
840 |
case '\a': /* alert aka. bell */ |
841 |
/* TODO: has to be implemented */
|
842 |
break;
|
843 |
case 14: |
844 |
/* SI (shift in), character set 0 (ignored) */
|
845 |
break;
|
846 |
case 15: |
847 |
/* SO (shift out), character set 1 (ignored) */
|
848 |
break;
|
849 |
case 27: /* esc (introducing an escape sequence) */ |
850 |
s->state = TTY_STATE_ESC; |
851 |
break;
|
852 |
default:
|
853 |
if (s->x >= s->width) {
|
854 |
/* line wrap */
|
855 |
s->x = 0;
|
856 |
console_put_lf(s); |
857 |
} |
858 |
y1 = (s->y_base + s->y) % s->total_height; |
859 |
c = &s->cells[y1 * s->width + s->x]; |
860 |
c->ch = ch; |
861 |
c->t_attrib = s->t_attrib; |
862 |
update_xy(s, s->x, s->y); |
863 |
s->x++; |
864 |
break;
|
865 |
} |
866 |
break;
|
867 |
case TTY_STATE_ESC: /* check if it is a terminal escape sequence */ |
868 |
if (ch == '[') { |
869 |
for(i=0;i<MAX_ESC_PARAMS;i++) |
870 |
s->esc_params[i] = 0;
|
871 |
s->nb_esc_params = 0;
|
872 |
s->state = TTY_STATE_CSI; |
873 |
} else {
|
874 |
s->state = TTY_STATE_NORM; |
875 |
} |
876 |
break;
|
877 |
case TTY_STATE_CSI: /* handle escape sequence parameters */ |
878 |
if (ch >= '0' && ch <= '9') { |
879 |
if (s->nb_esc_params < MAX_ESC_PARAMS) {
|
880 |
s->esc_params[s->nb_esc_params] = |
881 |
s->esc_params[s->nb_esc_params] * 10 + ch - '0'; |
882 |
} |
883 |
} else {
|
884 |
s->nb_esc_params++; |
885 |
if (ch == ';') |
886 |
break;
|
887 |
#ifdef DEBUG_CONSOLE
|
888 |
fprintf(stderr, "escape sequence CSI%d;%d%c, %d parameters\n",
|
889 |
s->esc_params[0], s->esc_params[1], ch, s->nb_esc_params); |
890 |
#endif
|
891 |
s->state = TTY_STATE_NORM; |
892 |
switch(ch) {
|
893 |
case 'A': |
894 |
/* move cursor up */
|
895 |
if (s->esc_params[0] == 0) { |
896 |
s->esc_params[0] = 1; |
897 |
} |
898 |
s->y -= s->esc_params[0];
|
899 |
if (s->y < 0) { |
900 |
s->y = 0;
|
901 |
} |
902 |
break;
|
903 |
case 'B': |
904 |
/* move cursor down */
|
905 |
if (s->esc_params[0] == 0) { |
906 |
s->esc_params[0] = 1; |
907 |
} |
908 |
s->y += s->esc_params[0];
|
909 |
if (s->y >= s->height) {
|
910 |
s->y = s->height - 1;
|
911 |
} |
912 |
break;
|
913 |
case 'C': |
914 |
/* move cursor right */
|
915 |
if (s->esc_params[0] == 0) { |
916 |
s->esc_params[0] = 1; |
917 |
} |
918 |
s->x += s->esc_params[0];
|
919 |
if (s->x >= s->width) {
|
920 |
s->x = s->width - 1;
|
921 |
} |
922 |
break;
|
923 |
case 'D': |
924 |
/* move cursor left */
|
925 |
if (s->esc_params[0] == 0) { |
926 |
s->esc_params[0] = 1; |
927 |
} |
928 |
s->x -= s->esc_params[0];
|
929 |
if (s->x < 0) { |
930 |
s->x = 0;
|
931 |
} |
932 |
break;
|
933 |
case 'G': |
934 |
/* move cursor to column */
|
935 |
s->x = s->esc_params[0] - 1; |
936 |
if (s->x < 0) { |
937 |
s->x = 0;
|
938 |
} |
939 |
break;
|
940 |
case 'f': |
941 |
case 'H': |
942 |
/* move cursor to row, column */
|
943 |
s->x = s->esc_params[1] - 1; |
944 |
if (s->x < 0) { |
945 |
s->x = 0;
|
946 |
} |
947 |
s->y = s->esc_params[0] - 1; |
948 |
if (s->y < 0) { |
949 |
s->y = 0;
|
950 |
} |
951 |
break;
|
952 |
case 'J': |
953 |
switch (s->esc_params[0]) { |
954 |
case 0: |
955 |
/* clear to end of screen */
|
956 |
for (y = s->y; y < s->height; y++) {
|
957 |
for (x = 0; x < s->width; x++) { |
958 |
if (y == s->y && x < s->x) {
|
959 |
continue;
|
960 |
} |
961 |
console_clear_xy(s, x, y); |
962 |
} |
963 |
} |
964 |
break;
|
965 |
case 1: |
966 |
/* clear from beginning of screen */
|
967 |
for (y = 0; y <= s->y; y++) { |
968 |
for (x = 0; x < s->width; x++) { |
969 |
if (y == s->y && x > s->x) {
|
970 |
break;
|
971 |
} |
972 |
console_clear_xy(s, x, y); |
973 |
} |
974 |
} |
975 |
break;
|
976 |
case 2: |
977 |
/* clear entire screen */
|
978 |
for (y = 0; y <= s->height; y++) { |
979 |
for (x = 0; x < s->width; x++) { |
980 |
console_clear_xy(s, x, y); |
981 |
} |
982 |
} |
983 |
break;
|
984 |
} |
985 |
case 'K': |
986 |
switch (s->esc_params[0]) { |
987 |
case 0: |
988 |
/* clear to eol */
|
989 |
for(x = s->x; x < s->width; x++) {
|
990 |
console_clear_xy(s, x, s->y); |
991 |
} |
992 |
break;
|
993 |
case 1: |
994 |
/* clear from beginning of line */
|
995 |
for (x = 0; x <= s->x; x++) { |
996 |
console_clear_xy(s, x, s->y); |
997 |
} |
998 |
break;
|
999 |
case 2: |
1000 |
/* clear entire line */
|
1001 |
for(x = 0; x < s->width; x++) { |
1002 |
console_clear_xy(s, x, s->y); |
1003 |
} |
1004 |
break;
|
1005 |
} |
1006 |
break;
|
1007 |
case 'm': |
1008 |
console_handle_escape(s); |
1009 |
break;
|
1010 |
case 'n': |
1011 |
/* report cursor position */
|
1012 |
/* TODO: send ESC[row;colR */
|
1013 |
break;
|
1014 |
case 's': |
1015 |
/* save cursor position */
|
1016 |
s->x_saved = s->x; |
1017 |
s->y_saved = s->y; |
1018 |
break;
|
1019 |
case 'u': |
1020 |
/* restore cursor position */
|
1021 |
s->x = s->x_saved; |
1022 |
s->y = s->y_saved; |
1023 |
break;
|
1024 |
default:
|
1025 |
#ifdef DEBUG_CONSOLE
|
1026 |
fprintf(stderr, "unhandled escape character '%c'\n", ch);
|
1027 |
#endif
|
1028 |
break;
|
1029 |
} |
1030 |
break;
|
1031 |
} |
1032 |
} |
1033 |
} |
1034 |
|
1035 |
void console_select(unsigned int index) |
1036 |
{ |
1037 |
TextConsole *s; |
1038 |
|
1039 |
if (index >= MAX_CONSOLES)
|
1040 |
return;
|
1041 |
s = consoles[index]; |
1042 |
if (s) {
|
1043 |
active_console = s; |
1044 |
vga_hw_invalidate(); |
1045 |
} |
1046 |
} |
1047 |
|
1048 |
static int console_puts(CharDriverState *chr, const uint8_t *buf, int len) |
1049 |
{ |
1050 |
TextConsole *s = chr->opaque; |
1051 |
int i;
|
1052 |
|
1053 |
console_show_cursor(s, 0);
|
1054 |
for(i = 0; i < len; i++) { |
1055 |
console_putchar(s, buf[i]); |
1056 |
} |
1057 |
console_show_cursor(s, 1);
|
1058 |
return len;
|
1059 |
} |
1060 |
|
1061 |
static void console_send_event(CharDriverState *chr, int event) |
1062 |
{ |
1063 |
TextConsole *s = chr->opaque; |
1064 |
int i;
|
1065 |
|
1066 |
if (event == CHR_EVENT_FOCUS) {
|
1067 |
for(i = 0; i < nb_consoles; i++) { |
1068 |
if (consoles[i] == s) {
|
1069 |
console_select(i); |
1070 |
break;
|
1071 |
} |
1072 |
} |
1073 |
} |
1074 |
} |
1075 |
|
1076 |
static void kbd_send_chars(void *opaque) |
1077 |
{ |
1078 |
TextConsole *s = opaque; |
1079 |
int len;
|
1080 |
uint8_t buf[16];
|
1081 |
|
1082 |
len = qemu_chr_can_read(s->chr); |
1083 |
if (len > s->out_fifo.count)
|
1084 |
len = s->out_fifo.count; |
1085 |
if (len > 0) { |
1086 |
if (len > sizeof(buf)) |
1087 |
len = sizeof(buf);
|
1088 |
qemu_fifo_read(&s->out_fifo, buf, len); |
1089 |
qemu_chr_read(s->chr, buf, len); |
1090 |
} |
1091 |
/* characters are pending: we send them a bit later (XXX:
|
1092 |
horrible, should change char device API) */
|
1093 |
if (s->out_fifo.count > 0) { |
1094 |
qemu_mod_timer(s->kbd_timer, qemu_get_clock(rt_clock) + 1);
|
1095 |
} |
1096 |
} |
1097 |
|
1098 |
/* called when an ascii key is pressed */
|
1099 |
void kbd_put_keysym(int keysym) |
1100 |
{ |
1101 |
TextConsole *s; |
1102 |
uint8_t buf[16], *q;
|
1103 |
int c;
|
1104 |
|
1105 |
s = active_console; |
1106 |
if (!s || (s->console_type == GRAPHIC_CONSOLE))
|
1107 |
return;
|
1108 |
|
1109 |
switch(keysym) {
|
1110 |
case QEMU_KEY_CTRL_UP:
|
1111 |
console_scroll(-1);
|
1112 |
break;
|
1113 |
case QEMU_KEY_CTRL_DOWN:
|
1114 |
console_scroll(1);
|
1115 |
break;
|
1116 |
case QEMU_KEY_CTRL_PAGEUP:
|
1117 |
console_scroll(-10);
|
1118 |
break;
|
1119 |
case QEMU_KEY_CTRL_PAGEDOWN:
|
1120 |
console_scroll(10);
|
1121 |
break;
|
1122 |
default:
|
1123 |
/* convert the QEMU keysym to VT100 key string */
|
1124 |
q = buf; |
1125 |
if (keysym >= 0xe100 && keysym <= 0xe11f) { |
1126 |
*q++ = '\033';
|
1127 |
*q++ = '[';
|
1128 |
c = keysym - 0xe100;
|
1129 |
if (c >= 10) |
1130 |
*q++ = '0' + (c / 10); |
1131 |
*q++ = '0' + (c % 10); |
1132 |
*q++ = '~';
|
1133 |
} else if (keysym >= 0xe120 && keysym <= 0xe17f) { |
1134 |
*q++ = '\033';
|
1135 |
*q++ = '[';
|
1136 |
*q++ = keysym & 0xff;
|
1137 |
} else {
|
1138 |
*q++ = keysym; |
1139 |
} |
1140 |
if (s->chr->chr_read) {
|
1141 |
qemu_fifo_write(&s->out_fifo, buf, q - buf); |
1142 |
kbd_send_chars(s); |
1143 |
} |
1144 |
break;
|
1145 |
} |
1146 |
} |
1147 |
|
1148 |
static void text_console_invalidate(void *opaque) |
1149 |
{ |
1150 |
TextConsole *s = (TextConsole *) opaque; |
1151 |
|
1152 |
if (s->console_type != GRAPHIC_CONSOLE) {
|
1153 |
if (s->g_width != s->ds->width ||
|
1154 |
s->g_height != s->ds->height) { |
1155 |
if (s->console_type == TEXT_CONSOLE_FIXED_SIZE)
|
1156 |
dpy_resize(s->ds, s->g_width, s->g_height); |
1157 |
else {
|
1158 |
s->g_width = s->ds->width; |
1159 |
s->g_height = s->ds->height; |
1160 |
text_console_resize(s); |
1161 |
} |
1162 |
} |
1163 |
} |
1164 |
console_refresh(s); |
1165 |
} |
1166 |
|
1167 |
static void text_console_update(void *opaque, console_ch_t *chardata) |
1168 |
{ |
1169 |
TextConsole *s = (TextConsole *) opaque; |
1170 |
int i, j, src;
|
1171 |
|
1172 |
if (s->text_x[0] <= s->text_x[1]) { |
1173 |
src = (s->y_base + s->text_y[0]) * s->width;
|
1174 |
chardata += s->text_y[0] * s->width;
|
1175 |
for (i = s->text_y[0]; i <= s->text_y[1]; i ++) |
1176 |
for (j = 0; j < s->width; j ++, src ++) |
1177 |
console_write_ch(chardata ++, s->cells[src].ch | |
1178 |
(s->cells[src].t_attrib.fgcol << 12) |
|
1179 |
(s->cells[src].t_attrib.bgcol << 8) |
|
1180 |
(s->cells[src].t_attrib.bold << 21));
|
1181 |
dpy_update(s->ds, s->text_x[0], s->text_y[0], |
1182 |
s->text_x[1] - s->text_x[0], i - s->text_y[0]); |
1183 |
s->text_x[0] = s->width;
|
1184 |
s->text_y[0] = s->height;
|
1185 |
s->text_x[1] = 0; |
1186 |
s->text_y[1] = 0; |
1187 |
} |
1188 |
if (s->cursor_invalidate) {
|
1189 |
dpy_cursor(s->ds, s->x, s->y); |
1190 |
s->cursor_invalidate = 0;
|
1191 |
} |
1192 |
} |
1193 |
|
1194 |
static TextConsole *new_console(DisplayState *ds, console_type_t console_type)
|
1195 |
{ |
1196 |
TextConsole *s; |
1197 |
int i;
|
1198 |
|
1199 |
if (nb_consoles >= MAX_CONSOLES)
|
1200 |
return NULL; |
1201 |
s = qemu_mallocz(sizeof(TextConsole));
|
1202 |
if (!s) {
|
1203 |
return NULL; |
1204 |
} |
1205 |
if (!active_console || ((active_console->console_type != GRAPHIC_CONSOLE) &&
|
1206 |
(console_type == GRAPHIC_CONSOLE))) { |
1207 |
active_console = s; |
1208 |
} |
1209 |
s->ds = ds; |
1210 |
s->console_type = console_type; |
1211 |
if (console_type != GRAPHIC_CONSOLE) {
|
1212 |
consoles[nb_consoles++] = s; |
1213 |
} else {
|
1214 |
/* HACK: Put graphical consoles before text consoles. */
|
1215 |
for (i = nb_consoles; i > 0; i--) { |
1216 |
if (consoles[i - 1]->console_type == GRAPHIC_CONSOLE) |
1217 |
break;
|
1218 |
consoles[i] = consoles[i - 1];
|
1219 |
} |
1220 |
consoles[i] = s; |
1221 |
} |
1222 |
return s;
|
1223 |
} |
1224 |
|
1225 |
TextConsole *graphic_console_init(DisplayState *ds, vga_hw_update_ptr update, |
1226 |
vga_hw_invalidate_ptr invalidate, |
1227 |
vga_hw_screen_dump_ptr screen_dump, |
1228 |
vga_hw_text_update_ptr text_update, |
1229 |
void *opaque)
|
1230 |
{ |
1231 |
TextConsole *s; |
1232 |
|
1233 |
s = new_console(ds, GRAPHIC_CONSOLE); |
1234 |
if (!s)
|
1235 |
return NULL; |
1236 |
s->hw_update = update; |
1237 |
s->hw_invalidate = invalidate; |
1238 |
s->hw_screen_dump = screen_dump; |
1239 |
s->hw_text_update = text_update; |
1240 |
s->hw = opaque; |
1241 |
return s;
|
1242 |
} |
1243 |
|
1244 |
int is_graphic_console(void) |
1245 |
{ |
1246 |
return active_console && active_console->console_type == GRAPHIC_CONSOLE;
|
1247 |
} |
1248 |
|
1249 |
void console_color_init(DisplayState *ds)
|
1250 |
{ |
1251 |
int i, j;
|
1252 |
for (j = 0; j < 2; j++) { |
1253 |
for (i = 0; i < 8; i++) { |
1254 |
color_table[j][i] = col_expand(ds, |
1255 |
vga_get_color(ds, color_table_rgb[j][i])); |
1256 |
} |
1257 |
} |
1258 |
} |
1259 |
|
1260 |
CharDriverState *text_console_init(DisplayState *ds, const char *p) |
1261 |
{ |
1262 |
CharDriverState *chr; |
1263 |
TextConsole *s; |
1264 |
unsigned width;
|
1265 |
unsigned height;
|
1266 |
static int color_inited; |
1267 |
|
1268 |
chr = qemu_mallocz(sizeof(CharDriverState));
|
1269 |
if (!chr)
|
1270 |
return NULL; |
1271 |
s = new_console(ds, (p == 0) ? TEXT_CONSOLE : TEXT_CONSOLE_FIXED_SIZE);
|
1272 |
if (!s) {
|
1273 |
free(chr); |
1274 |
return NULL; |
1275 |
} |
1276 |
chr->opaque = s; |
1277 |
chr->chr_write = console_puts; |
1278 |
chr->chr_send_event = console_send_event; |
1279 |
|
1280 |
s->chr = chr; |
1281 |
s->out_fifo.buf = s->out_fifo_buf; |
1282 |
s->out_fifo.buf_size = sizeof(s->out_fifo_buf);
|
1283 |
s->kbd_timer = qemu_new_timer(rt_clock, kbd_send_chars, s); |
1284 |
|
1285 |
if (!color_inited) {
|
1286 |
color_inited = 1;
|
1287 |
console_color_init(s->ds); |
1288 |
} |
1289 |
s->y_displayed = 0;
|
1290 |
s->y_base = 0;
|
1291 |
s->total_height = DEFAULT_BACKSCROLL; |
1292 |
s->x = 0;
|
1293 |
s->y = 0;
|
1294 |
width = s->ds->width; |
1295 |
height = s->ds->height; |
1296 |
if (p != 0) { |
1297 |
width = strtoul(p, (char **)&p, 10); |
1298 |
if (*p == 'C') { |
1299 |
p++; |
1300 |
width *= FONT_WIDTH; |
1301 |
} |
1302 |
if (*p == 'x') { |
1303 |
p++; |
1304 |
height = strtoul(p, (char **)&p, 10); |
1305 |
if (*p == 'C') { |
1306 |
p++; |
1307 |
height *= FONT_HEIGHT; |
1308 |
} |
1309 |
} |
1310 |
} |
1311 |
s->g_width = width; |
1312 |
s->g_height = height; |
1313 |
|
1314 |
s->hw_invalidate = text_console_invalidate; |
1315 |
s->hw_text_update = text_console_update; |
1316 |
s->hw = s; |
1317 |
|
1318 |
/* Set text attribute defaults */
|
1319 |
s->t_attrib_default.bold = 0;
|
1320 |
s->t_attrib_default.uline = 0;
|
1321 |
s->t_attrib_default.blink = 0;
|
1322 |
s->t_attrib_default.invers = 0;
|
1323 |
s->t_attrib_default.unvisible = 0;
|
1324 |
s->t_attrib_default.fgcol = COLOR_WHITE; |
1325 |
s->t_attrib_default.bgcol = COLOR_BLACK; |
1326 |
|
1327 |
/* set current text attributes to default */
|
1328 |
s->t_attrib = s->t_attrib_default; |
1329 |
text_console_resize(s); |
1330 |
|
1331 |
qemu_chr_reset(chr); |
1332 |
|
1333 |
return chr;
|
1334 |
} |