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 | |
25 | #include "qemu/osdep.h" |
26 | #include "ui/console.h" |
27 | #include "hw/qdev-core.h" |
28 | #include "qapi/error.h" |
29 | #include "qapi/qapi-commands-ui.h" |
30 | #include "qemu/module.h" |
31 | #include "qemu/option.h" |
32 | #include "qemu/timer.h" |
33 | #include "chardev/char-fe.h" |
34 | #include "trace.h" |
35 | #include "exec/memory.h" |
36 | |
37 | #define DEFAULT_BACKSCROLL 512 |
38 | #define CONSOLE_CURSOR_PERIOD 500 |
39 | |
40 | typedef struct TextAttributes { |
41 | uint8_t fgcol:4; |
42 | uint8_t bgcol:4; |
43 | uint8_t bold:1; |
44 | uint8_t uline:1; |
45 | uint8_t blink:1; |
46 | uint8_t invers:1; |
47 | uint8_t unvisible:1; |
48 | } TextAttributes; |
49 | |
50 | typedef struct TextCell { |
51 | uint8_t ch; |
52 | TextAttributes t_attrib; |
53 | } TextCell; |
54 | |
55 | #define MAX_ESC_PARAMS 3 |
56 | |
57 | enum TTYState { |
58 | TTY_STATE_NORM, |
59 | TTY_STATE_ESC, |
60 | TTY_STATE_CSI, |
61 | }; |
62 | |
63 | typedef struct QEMUFIFO { |
64 | uint8_t *buf; |
65 | int buf_size; |
66 | int count, wptr, rptr; |
67 | } QEMUFIFO; |
68 | |
69 | static int qemu_fifo_write(QEMUFIFO *f, const uint8_t *buf, int len1) |
70 | { |
71 | int l, len; |
72 | |
73 | l = f->buf_size - f->count; |
74 | if (len1 > l) |
75 | len1 = l; |
76 | len = len1; |
77 | while (len > 0) { |
78 | l = f->buf_size - f->wptr; |
79 | if (l > len) |
80 | l = len; |
81 | memcpy(f->buf + f->wptr, buf, l); |
82 | f->wptr += l; |
83 | if (f->wptr >= f->buf_size) |
84 | f->wptr = 0; |
85 | buf += l; |
86 | len -= l; |
87 | } |
88 | f->count += len1; |
89 | return len1; |
90 | } |
91 | |
92 | static int qemu_fifo_read(QEMUFIFO *f, uint8_t *buf, int len1) |
93 | { |
94 | int l, len; |
95 | |
96 | if (len1 > f->count) |
97 | len1 = f->count; |
98 | len = len1; |
99 | while (len > 0) { |
100 | l = f->buf_size - f->rptr; |
101 | if (l > len) |
102 | l = len; |
103 | memcpy(buf, f->buf + f->rptr, l); |
104 | f->rptr += l; |
105 | if (f->rptr >= f->buf_size) |
106 | f->rptr = 0; |
107 | buf += l; |
108 | len -= l; |
109 | } |
110 | f->count -= len1; |
111 | return len1; |
112 | } |
113 | |
114 | typedef enum { |
115 | GRAPHIC_CONSOLE, |
116 | TEXT_CONSOLE, |
117 | TEXT_CONSOLE_FIXED_SIZE |
118 | } console_type_t; |
119 | |
120 | struct QemuConsole { |
121 | Object parent; |
122 | |
123 | int index; |
124 | console_type_t console_type; |
125 | DisplayState *ds; |
126 | DisplaySurface *surface; |
127 | int dcls; |
128 | DisplayChangeListener *gl; |
129 | bool gl_block; |
130 | int window_id; |
131 | |
132 | /* Graphic console state. */ |
133 | Object *device; |
134 | uint32_t head; |
135 | QemuUIInfo ui_info; |
136 | QEMUTimer *ui_timer; |
137 | const GraphicHwOps *hw_ops; |
138 | void *hw; |
139 | |
140 | /* Text console state */ |
141 | int width; |
142 | int height; |
143 | int total_height; |
144 | int backscroll_height; |
145 | int x, y; |
146 | int x_saved, y_saved; |
147 | int y_displayed; |
148 | int y_base; |
149 | TextAttributes t_attrib_default; /* default text attributes */ |
150 | TextAttributes t_attrib; /* currently active text attributes */ |
151 | TextCell *cells; |
152 | int text_x[2], text_y[2], cursor_invalidate; |
153 | int echo; |
154 | |
155 | int update_x0; |
156 | int update_y0; |
157 | int update_x1; |
158 | int update_y1; |
159 | |
160 | enum TTYState state; |
161 | int esc_params[MAX_ESC_PARAMS]; |
162 | int nb_esc_params; |
163 | |
164 | Chardev *chr; |
165 | /* fifo for key pressed */ |
166 | QEMUFIFO out_fifo; |
167 | uint8_t out_fifo_buf[16]; |
168 | QEMUTimer *kbd_timer; |
169 | |
170 | QTAILQ_ENTRY(QemuConsole) next; |
171 | }; |
172 | |
173 | struct DisplayState { |
174 | QEMUTimer *gui_timer; |
175 | uint64_t last_update; |
176 | uint64_t update_interval; |
177 | bool refreshing; |
178 | bool have_gfx; |
179 | bool have_text; |
180 | |
181 | QLIST_HEAD(, DisplayChangeListener) listeners; |
182 | }; |
183 | |
184 | static DisplayState *display_state; |
185 | static QemuConsole *active_console; |
186 | static QTAILQ_HEAD(, QemuConsole) consoles = |
187 | QTAILQ_HEAD_INITIALIZER(consoles); |
188 | static bool cursor_visible_phase; |
189 | static QEMUTimer *cursor_timer; |
190 | |
191 | static void text_console_do_init(Chardev *chr, DisplayState *ds); |
192 | static void dpy_refresh(DisplayState *s); |
193 | static DisplayState *get_alloc_displaystate(void); |
194 | static void text_console_update_cursor_timer(void); |
195 | static void text_console_update_cursor(void *opaque); |
196 | |
197 | static void gui_update(void *opaque) |
198 | { |
199 | uint64_t interval = GUI_REFRESH_INTERVAL_IDLE; |
200 | uint64_t dcl_interval; |
201 | DisplayState *ds = opaque; |
202 | DisplayChangeListener *dcl; |
203 | QemuConsole *con; |
204 | |
205 | ds->refreshing = true; |
206 | dpy_refresh(ds); |
207 | ds->refreshing = false; |
208 | |
209 | QLIST_FOREACH(dcl, &ds->listeners, next) { |
210 | dcl_interval = dcl->update_interval ? |
211 | dcl->update_interval : GUI_REFRESH_INTERVAL_DEFAULT; |
212 | if (interval > dcl_interval) { |
213 | interval = dcl_interval; |
214 | } |
215 | } |
216 | if (ds->update_interval != interval) { |
217 | ds->update_interval = interval; |
218 | QTAILQ_FOREACH(con, &consoles, next) { |
219 | if (con->hw_ops->update_interval) { |
220 | con->hw_ops->update_interval(con->hw, interval); |
221 | } |
222 | } |
223 | trace_console_refresh(interval); |
224 | } |
225 | ds->last_update = qemu_clock_get_ms(QEMU_CLOCK_REALTIME); |
226 | timer_mod(ds->gui_timer, ds->last_update + interval); |
227 | } |
228 | |
229 | static void gui_setup_refresh(DisplayState *ds) |
230 | { |
231 | DisplayChangeListener *dcl; |
232 | bool need_timer = false; |
233 | bool have_gfx = false; |
234 | bool have_text = false; |
235 | |
236 | QLIST_FOREACH(dcl, &ds->listeners, next) { |
237 | if (dcl->ops->dpy_refresh != NULL) { |
238 | need_timer = true; |
239 | } |
240 | if (dcl->ops->dpy_gfx_update != NULL) { |
241 | have_gfx = true; |
242 | } |
243 | if (dcl->ops->dpy_text_update != NULL) { |
244 | have_text = true; |
245 | } |
246 | } |
247 | |
248 | if (need_timer && ds->gui_timer == NULL) { |
249 | ds->gui_timer = timer_new_ms(QEMU_CLOCK_REALTIME, gui_update, ds); |
250 | timer_mod(ds->gui_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME)); |
251 | } |
252 | if (!need_timer && ds->gui_timer != NULL) { |
253 | timer_del(ds->gui_timer); |
254 | timer_free(ds->gui_timer); |
255 | ds->gui_timer = NULL; |
256 | } |
257 | |
258 | ds->have_gfx = have_gfx; |
259 | ds->have_text = have_text; |
260 | } |
261 | |
262 | void graphic_hw_update(QemuConsole *con) |
263 | { |
264 | if (!con) { |
265 | con = active_console; |
266 | } |
267 | if (con && con->hw_ops->gfx_update) { |
268 | con->hw_ops->gfx_update(con->hw); |
269 | } |
270 | } |
271 | |
272 | void graphic_hw_gl_block(QemuConsole *con, bool block) |
273 | { |
274 | assert(con != NULL); |
275 | |
276 | con->gl_block = block; |
277 | if (con->hw_ops->gl_block) { |
278 | con->hw_ops->gl_block(con->hw, block); |
279 | } |
280 | } |
281 | |
282 | int qemu_console_get_window_id(QemuConsole *con) |
283 | { |
284 | return con->window_id; |
285 | } |
286 | |
287 | void qemu_console_set_window_id(QemuConsole *con, int window_id) |
288 | { |
289 | con->window_id = window_id; |
290 | } |
291 | |
292 | void graphic_hw_invalidate(QemuConsole *con) |
293 | { |
294 | if (!con) { |
295 | con = active_console; |
296 | } |
297 | if (con && con->hw_ops->invalidate) { |
298 | con->hw_ops->invalidate(con->hw); |
299 | } |
300 | } |
301 | |
302 | static void ppm_save(const char *filename, DisplaySurface *ds, |
303 | Error **errp) |
304 | { |
305 | int width = pixman_image_get_width(ds->image); |
306 | int height = pixman_image_get_height(ds->image); |
307 | int fd; |
308 | FILE *f; |
309 | int y; |
310 | int ret; |
311 | pixman_image_t *linebuf; |
312 | |
313 | trace_ppm_save(filename, ds); |
314 | fd = qemu_open(filename, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY, 0666); |
315 | if (fd == -1) { |
316 | error_setg(errp, "failed to open file '%s': %s" , filename, |
317 | strerror(errno)); |
318 | return; |
319 | } |
320 | f = fdopen(fd, "wb" ); |
321 | ret = fprintf(f, "P6\n%d %d\n%d\n" , width, height, 255); |
322 | if (ret < 0) { |
323 | linebuf = NULL; |
324 | goto write_err; |
325 | } |
326 | linebuf = qemu_pixman_linebuf_create(PIXMAN_BE_r8g8b8, width); |
327 | for (y = 0; y < height; y++) { |
328 | qemu_pixman_linebuf_fill(linebuf, ds->image, width, 0, y); |
329 | clearerr(f); |
330 | ret = fwrite(pixman_image_get_data(linebuf), 1, |
331 | pixman_image_get_stride(linebuf), f); |
332 | (void)ret; |
333 | if (ferror(f)) { |
334 | goto write_err; |
335 | } |
336 | } |
337 | |
338 | out: |
339 | qemu_pixman_image_unref(linebuf); |
340 | fclose(f); |
341 | return; |
342 | |
343 | write_err: |
344 | error_setg(errp, "failed to write to file '%s': %s" , filename, |
345 | strerror(errno)); |
346 | unlink(filename); |
347 | goto out; |
348 | } |
349 | |
350 | void qmp_screendump(const char *filename, bool has_device, const char *device, |
351 | bool has_head, int64_t head, Error **errp) |
352 | { |
353 | QemuConsole *con; |
354 | DisplaySurface *surface; |
355 | |
356 | if (has_device) { |
357 | con = qemu_console_lookup_by_device_name(device, has_head ? head : 0, |
358 | errp); |
359 | if (!con) { |
360 | return; |
361 | } |
362 | } else { |
363 | if (has_head) { |
364 | error_setg(errp, "'head' must be specified together with 'device'" ); |
365 | return; |
366 | } |
367 | con = qemu_console_lookup_by_index(0); |
368 | if (!con) { |
369 | error_setg(errp, "There is no console to take a screendump from" ); |
370 | return; |
371 | } |
372 | } |
373 | |
374 | graphic_hw_update(con); |
375 | surface = qemu_console_surface(con); |
376 | if (!surface) { |
377 | error_setg(errp, "no surface" ); |
378 | return; |
379 | } |
380 | |
381 | ppm_save(filename, surface, errp); |
382 | } |
383 | |
384 | void graphic_hw_text_update(QemuConsole *con, console_ch_t *chardata) |
385 | { |
386 | if (!con) { |
387 | con = active_console; |
388 | } |
389 | if (con && con->hw_ops->text_update) { |
390 | con->hw_ops->text_update(con->hw, chardata); |
391 | } |
392 | } |
393 | |
394 | static void vga_fill_rect(QemuConsole *con, |
395 | int posx, int posy, int width, int height, |
396 | pixman_color_t color) |
397 | { |
398 | DisplaySurface *surface = qemu_console_surface(con); |
399 | pixman_rectangle16_t rect = { |
400 | .x = posx, .y = posy, .width = width, .height = height |
401 | }; |
402 | |
403 | pixman_image_fill_rectangles(PIXMAN_OP_SRC, surface->image, |
404 | &color, 1, &rect); |
405 | } |
406 | |
407 | /* copy from (xs, ys) to (xd, yd) a rectangle of size (w, h) */ |
408 | static void vga_bitblt(QemuConsole *con, |
409 | int xs, int ys, int xd, int yd, int w, int h) |
410 | { |
411 | DisplaySurface *surface = qemu_console_surface(con); |
412 | |
413 | pixman_image_composite(PIXMAN_OP_SRC, |
414 | surface->image, NULL, surface->image, |
415 | xs, ys, 0, 0, xd, yd, w, h); |
416 | } |
417 | |
418 | /***********************************************************/ |
419 | /* basic char display */ |
420 | |
421 | #define FONT_HEIGHT 16 |
422 | #define FONT_WIDTH 8 |
423 | |
424 | #include "vgafont.h" |
425 | |
426 | #define QEMU_RGB(r, g, b) \ |
427 | { .red = r << 8, .green = g << 8, .blue = b << 8, .alpha = 0xffff } |
428 | |
429 | static const pixman_color_t color_table_rgb[2][8] = { |
430 | { /* dark */ |
431 | [QEMU_COLOR_BLACK] = QEMU_RGB(0x00, 0x00, 0x00), /* black */ |
432 | [QEMU_COLOR_BLUE] = QEMU_RGB(0x00, 0x00, 0xaa), /* blue */ |
433 | [QEMU_COLOR_GREEN] = QEMU_RGB(0x00, 0xaa, 0x00), /* green */ |
434 | [QEMU_COLOR_CYAN] = QEMU_RGB(0x00, 0xaa, 0xaa), /* cyan */ |
435 | [QEMU_COLOR_RED] = QEMU_RGB(0xaa, 0x00, 0x00), /* red */ |
436 | [QEMU_COLOR_MAGENTA] = QEMU_RGB(0xaa, 0x00, 0xaa), /* magenta */ |
437 | [QEMU_COLOR_YELLOW] = QEMU_RGB(0xaa, 0xaa, 0x00), /* yellow */ |
438 | [QEMU_COLOR_WHITE] = QEMU_RGB(0xaa, 0xaa, 0xaa), /* white */ |
439 | }, |
440 | { /* bright */ |
441 | [QEMU_COLOR_BLACK] = QEMU_RGB(0x00, 0x00, 0x00), /* black */ |
442 | [QEMU_COLOR_BLUE] = QEMU_RGB(0x00, 0x00, 0xff), /* blue */ |
443 | [QEMU_COLOR_GREEN] = QEMU_RGB(0x00, 0xff, 0x00), /* green */ |
444 | [QEMU_COLOR_CYAN] = QEMU_RGB(0x00, 0xff, 0xff), /* cyan */ |
445 | [QEMU_COLOR_RED] = QEMU_RGB(0xff, 0x00, 0x00), /* red */ |
446 | [QEMU_COLOR_MAGENTA] = QEMU_RGB(0xff, 0x00, 0xff), /* magenta */ |
447 | [QEMU_COLOR_YELLOW] = QEMU_RGB(0xff, 0xff, 0x00), /* yellow */ |
448 | [QEMU_COLOR_WHITE] = QEMU_RGB(0xff, 0xff, 0xff), /* white */ |
449 | } |
450 | }; |
451 | |
452 | static void vga_putcharxy(QemuConsole *s, int x, int y, int ch, |
453 | TextAttributes *t_attrib) |
454 | { |
455 | static pixman_image_t *glyphs[256]; |
456 | DisplaySurface *surface = qemu_console_surface(s); |
457 | pixman_color_t fgcol, bgcol; |
458 | |
459 | if (t_attrib->invers) { |
460 | bgcol = color_table_rgb[t_attrib->bold][t_attrib->fgcol]; |
461 | fgcol = color_table_rgb[t_attrib->bold][t_attrib->bgcol]; |
462 | } else { |
463 | fgcol = color_table_rgb[t_attrib->bold][t_attrib->fgcol]; |
464 | bgcol = color_table_rgb[t_attrib->bold][t_attrib->bgcol]; |
465 | } |
466 | |
467 | if (!glyphs[ch]) { |
468 | glyphs[ch] = qemu_pixman_glyph_from_vgafont(FONT_HEIGHT, vgafont16, ch); |
469 | } |
470 | qemu_pixman_glyph_render(glyphs[ch], surface->image, |
471 | &fgcol, &bgcol, x, y, FONT_WIDTH, FONT_HEIGHT); |
472 | } |
473 | |
474 | static void text_console_resize(QemuConsole *s) |
475 | { |
476 | TextCell *cells, *c, *c1; |
477 | int w1, x, y, last_width; |
478 | |
479 | last_width = s->width; |
480 | s->width = surface_width(s->surface) / FONT_WIDTH; |
481 | s->height = surface_height(s->surface) / FONT_HEIGHT; |
482 | |
483 | w1 = last_width; |
484 | if (s->width < w1) |
485 | w1 = s->width; |
486 | |
487 | cells = g_new(TextCell, s->width * s->total_height + 1); |
488 | for(y = 0; y < s->total_height; y++) { |
489 | c = &cells[y * s->width]; |
490 | if (w1 > 0) { |
491 | c1 = &s->cells[y * last_width]; |
492 | for(x = 0; x < w1; x++) { |
493 | *c++ = *c1++; |
494 | } |
495 | } |
496 | for(x = w1; x < s->width; x++) { |
497 | c->ch = ' '; |
498 | c->t_attrib = s->t_attrib_default; |
499 | c++; |
500 | } |
501 | } |
502 | g_free(s->cells); |
503 | s->cells = cells; |
504 | } |
505 | |
506 | static inline void text_update_xy(QemuConsole *s, int x, int y) |
507 | { |
508 | s->text_x[0] = MIN(s->text_x[0], x); |
509 | s->text_x[1] = MAX(s->text_x[1], x); |
510 | s->text_y[0] = MIN(s->text_y[0], y); |
511 | s->text_y[1] = MAX(s->text_y[1], y); |
512 | } |
513 | |
514 | static void invalidate_xy(QemuConsole *s, int x, int y) |
515 | { |
516 | if (!qemu_console_is_visible(s)) { |
517 | return; |
518 | } |
519 | if (s->update_x0 > x * FONT_WIDTH) |
520 | s->update_x0 = x * FONT_WIDTH; |
521 | if (s->update_y0 > y * FONT_HEIGHT) |
522 | s->update_y0 = y * FONT_HEIGHT; |
523 | if (s->update_x1 < (x + 1) * FONT_WIDTH) |
524 | s->update_x1 = (x + 1) * FONT_WIDTH; |
525 | if (s->update_y1 < (y + 1) * FONT_HEIGHT) |
526 | s->update_y1 = (y + 1) * FONT_HEIGHT; |
527 | } |
528 | |
529 | static void update_xy(QemuConsole *s, int x, int y) |
530 | { |
531 | TextCell *c; |
532 | int y1, y2; |
533 | |
534 | if (s->ds->have_text) { |
535 | text_update_xy(s, x, y); |
536 | } |
537 | |
538 | y1 = (s->y_base + y) % s->total_height; |
539 | y2 = y1 - s->y_displayed; |
540 | if (y2 < 0) { |
541 | y2 += s->total_height; |
542 | } |
543 | if (y2 < s->height) { |
544 | if (x >= s->width) { |
545 | x = s->width - 1; |
546 | } |
547 | c = &s->cells[y1 * s->width + x]; |
548 | vga_putcharxy(s, x, y2, c->ch, |
549 | &(c->t_attrib)); |
550 | invalidate_xy(s, x, y2); |
551 | } |
552 | } |
553 | |
554 | static void console_show_cursor(QemuConsole *s, int show) |
555 | { |
556 | TextCell *c; |
557 | int y, y1; |
558 | int x = s->x; |
559 | |
560 | if (s->ds->have_text) { |
561 | s->cursor_invalidate = 1; |
562 | } |
563 | |
564 | if (x >= s->width) { |
565 | x = s->width - 1; |
566 | } |
567 | y1 = (s->y_base + s->y) % s->total_height; |
568 | y = y1 - s->y_displayed; |
569 | if (y < 0) { |
570 | y += s->total_height; |
571 | } |
572 | if (y < s->height) { |
573 | c = &s->cells[y1 * s->width + x]; |
574 | if (show && cursor_visible_phase) { |
575 | TextAttributes t_attrib = s->t_attrib_default; |
576 | t_attrib.invers = !(t_attrib.invers); /* invert fg and bg */ |
577 | vga_putcharxy(s, x, y, c->ch, &t_attrib); |
578 | } else { |
579 | vga_putcharxy(s, x, y, c->ch, &(c->t_attrib)); |
580 | } |
581 | invalidate_xy(s, x, y); |
582 | } |
583 | } |
584 | |
585 | static void console_refresh(QemuConsole *s) |
586 | { |
587 | DisplaySurface *surface = qemu_console_surface(s); |
588 | TextCell *c; |
589 | int x, y, y1; |
590 | |
591 | if (s->ds->have_text) { |
592 | s->text_x[0] = 0; |
593 | s->text_y[0] = 0; |
594 | s->text_x[1] = s->width - 1; |
595 | s->text_y[1] = s->height - 1; |
596 | s->cursor_invalidate = 1; |
597 | } |
598 | |
599 | vga_fill_rect(s, 0, 0, surface_width(surface), surface_height(surface), |
600 | color_table_rgb[0][QEMU_COLOR_BLACK]); |
601 | y1 = s->y_displayed; |
602 | for (y = 0; y < s->height; y++) { |
603 | c = s->cells + y1 * s->width; |
604 | for (x = 0; x < s->width; x++) { |
605 | vga_putcharxy(s, x, y, c->ch, |
606 | &(c->t_attrib)); |
607 | c++; |
608 | } |
609 | if (++y1 == s->total_height) { |
610 | y1 = 0; |
611 | } |
612 | } |
613 | console_show_cursor(s, 1); |
614 | dpy_gfx_update(s, 0, 0, |
615 | surface_width(surface), surface_height(surface)); |
616 | } |
617 | |
618 | static void console_scroll(QemuConsole *s, int ydelta) |
619 | { |
620 | int i, y1; |
621 | |
622 | if (ydelta > 0) { |
623 | for(i = 0; i < ydelta; i++) { |
624 | if (s->y_displayed == s->y_base) |
625 | break; |
626 | if (++s->y_displayed == s->total_height) |
627 | s->y_displayed = 0; |
628 | } |
629 | } else { |
630 | ydelta = -ydelta; |
631 | i = s->backscroll_height; |
632 | if (i > s->total_height - s->height) |
633 | i = s->total_height - s->height; |
634 | y1 = s->y_base - i; |
635 | if (y1 < 0) |
636 | y1 += s->total_height; |
637 | for(i = 0; i < ydelta; i++) { |
638 | if (s->y_displayed == y1) |
639 | break; |
640 | if (--s->y_displayed < 0) |
641 | s->y_displayed = s->total_height - 1; |
642 | } |
643 | } |
644 | console_refresh(s); |
645 | } |
646 | |
647 | static void console_put_lf(QemuConsole *s) |
648 | { |
649 | TextCell *c; |
650 | int x, y1; |
651 | |
652 | s->y++; |
653 | if (s->y >= s->height) { |
654 | s->y = s->height - 1; |
655 | |
656 | if (s->y_displayed == s->y_base) { |
657 | if (++s->y_displayed == s->total_height) |
658 | s->y_displayed = 0; |
659 | } |
660 | if (++s->y_base == s->total_height) |
661 | s->y_base = 0; |
662 | if (s->backscroll_height < s->total_height) |
663 | s->backscroll_height++; |
664 | y1 = (s->y_base + s->height - 1) % s->total_height; |
665 | c = &s->cells[y1 * s->width]; |
666 | for(x = 0; x < s->width; x++) { |
667 | c->ch = ' '; |
668 | c->t_attrib = s->t_attrib_default; |
669 | c++; |
670 | } |
671 | if (s->y_displayed == s->y_base) { |
672 | if (s->ds->have_text) { |
673 | s->text_x[0] = 0; |
674 | s->text_y[0] = 0; |
675 | s->text_x[1] = s->width - 1; |
676 | s->text_y[1] = s->height - 1; |
677 | } |
678 | |
679 | vga_bitblt(s, 0, FONT_HEIGHT, 0, 0, |
680 | s->width * FONT_WIDTH, |
681 | (s->height - 1) * FONT_HEIGHT); |
682 | vga_fill_rect(s, 0, (s->height - 1) * FONT_HEIGHT, |
683 | s->width * FONT_WIDTH, FONT_HEIGHT, |
684 | color_table_rgb[0][s->t_attrib_default.bgcol]); |
685 | s->update_x0 = 0; |
686 | s->update_y0 = 0; |
687 | s->update_x1 = s->width * FONT_WIDTH; |
688 | s->update_y1 = s->height * FONT_HEIGHT; |
689 | } |
690 | } |
691 | } |
692 | |
693 | /* Set console attributes depending on the current escape codes. |
694 | * NOTE: I know this code is not very efficient (checking every color for it |
695 | * self) but it is more readable and better maintainable. |
696 | */ |
697 | static void console_handle_escape(QemuConsole *s) |
698 | { |
699 | int i; |
700 | |
701 | for (i=0; i<s->nb_esc_params; i++) { |
702 | switch (s->esc_params[i]) { |
703 | case 0: /* reset all console attributes to default */ |
704 | s->t_attrib = s->t_attrib_default; |
705 | break; |
706 | case 1: |
707 | s->t_attrib.bold = 1; |
708 | break; |
709 | case 4: |
710 | s->t_attrib.uline = 1; |
711 | break; |
712 | case 5: |
713 | s->t_attrib.blink = 1; |
714 | break; |
715 | case 7: |
716 | s->t_attrib.invers = 1; |
717 | break; |
718 | case 8: |
719 | s->t_attrib.unvisible = 1; |
720 | break; |
721 | case 22: |
722 | s->t_attrib.bold = 0; |
723 | break; |
724 | case 24: |
725 | s->t_attrib.uline = 0; |
726 | break; |
727 | case 25: |
728 | s->t_attrib.blink = 0; |
729 | break; |
730 | case 27: |
731 | s->t_attrib.invers = 0; |
732 | break; |
733 | case 28: |
734 | s->t_attrib.unvisible = 0; |
735 | break; |
736 | /* set foreground color */ |
737 | case 30: |
738 | s->t_attrib.fgcol = QEMU_COLOR_BLACK; |
739 | break; |
740 | case 31: |
741 | s->t_attrib.fgcol = QEMU_COLOR_RED; |
742 | break; |
743 | case 32: |
744 | s->t_attrib.fgcol = QEMU_COLOR_GREEN; |
745 | break; |
746 | case 33: |
747 | s->t_attrib.fgcol = QEMU_COLOR_YELLOW; |
748 | break; |
749 | case 34: |
750 | s->t_attrib.fgcol = QEMU_COLOR_BLUE; |
751 | break; |
752 | case 35: |
753 | s->t_attrib.fgcol = QEMU_COLOR_MAGENTA; |
754 | break; |
755 | case 36: |
756 | s->t_attrib.fgcol = QEMU_COLOR_CYAN; |
757 | break; |
758 | case 37: |
759 | s->t_attrib.fgcol = QEMU_COLOR_WHITE; |
760 | break; |
761 | /* set background color */ |
762 | case 40: |
763 | s->t_attrib.bgcol = QEMU_COLOR_BLACK; |
764 | break; |
765 | case 41: |
766 | s->t_attrib.bgcol = QEMU_COLOR_RED; |
767 | break; |
768 | case 42: |
769 | s->t_attrib.bgcol = QEMU_COLOR_GREEN; |
770 | break; |
771 | case 43: |
772 | s->t_attrib.bgcol = QEMU_COLOR_YELLOW; |
773 | break; |
774 | case 44: |
775 | s->t_attrib.bgcol = QEMU_COLOR_BLUE; |
776 | break; |
777 | case 45: |
778 | s->t_attrib.bgcol = QEMU_COLOR_MAGENTA; |
779 | break; |
780 | case 46: |
781 | s->t_attrib.bgcol = QEMU_COLOR_CYAN; |
782 | break; |
783 | case 47: |
784 | s->t_attrib.bgcol = QEMU_COLOR_WHITE; |
785 | break; |
786 | } |
787 | } |
788 | } |
789 | |
790 | static void console_clear_xy(QemuConsole *s, int x, int y) |
791 | { |
792 | int y1 = (s->y_base + y) % s->total_height; |
793 | if (x >= s->width) { |
794 | x = s->width - 1; |
795 | } |
796 | TextCell *c = &s->cells[y1 * s->width + x]; |
797 | c->ch = ' '; |
798 | c->t_attrib = s->t_attrib_default; |
799 | update_xy(s, x, y); |
800 | } |
801 | |
802 | static void console_put_one(QemuConsole *s, int ch) |
803 | { |
804 | TextCell *c; |
805 | int y1; |
806 | if (s->x >= s->width) { |
807 | /* line wrap */ |
808 | s->x = 0; |
809 | console_put_lf(s); |
810 | } |
811 | y1 = (s->y_base + s->y) % s->total_height; |
812 | c = &s->cells[y1 * s->width + s->x]; |
813 | c->ch = ch; |
814 | c->t_attrib = s->t_attrib; |
815 | update_xy(s, s->x, s->y); |
816 | s->x++; |
817 | } |
818 | |
819 | static void console_respond_str(QemuConsole *s, const char *buf) |
820 | { |
821 | while (*buf) { |
822 | console_put_one(s, *buf); |
823 | buf++; |
824 | } |
825 | } |
826 | |
827 | /* set cursor, checking bounds */ |
828 | static void set_cursor(QemuConsole *s, int x, int y) |
829 | { |
830 | if (x < 0) { |
831 | x = 0; |
832 | } |
833 | if (y < 0) { |
834 | y = 0; |
835 | } |
836 | if (y >= s->height) { |
837 | y = s->height - 1; |
838 | } |
839 | if (x >= s->width) { |
840 | x = s->width - 1; |
841 | } |
842 | |
843 | s->x = x; |
844 | s->y = y; |
845 | } |
846 | |
847 | static void console_putchar(QemuConsole *s, int ch) |
848 | { |
849 | int i; |
850 | int x, y; |
851 | char response[40]; |
852 | |
853 | switch(s->state) { |
854 | case TTY_STATE_NORM: |
855 | switch(ch) { |
856 | case '\r': /* carriage return */ |
857 | s->x = 0; |
858 | break; |
859 | case '\n': /* newline */ |
860 | console_put_lf(s); |
861 | break; |
862 | case '\b': /* backspace */ |
863 | if (s->x > 0) |
864 | s->x--; |
865 | break; |
866 | case '\t': /* tabspace */ |
867 | if (s->x + (8 - (s->x % 8)) > s->width) { |
868 | s->x = 0; |
869 | console_put_lf(s); |
870 | } else { |
871 | s->x = s->x + (8 - (s->x % 8)); |
872 | } |
873 | break; |
874 | case '\a': /* alert aka. bell */ |
875 | /* TODO: has to be implemented */ |
876 | break; |
877 | case 14: |
878 | /* SI (shift in), character set 0 (ignored) */ |
879 | break; |
880 | case 15: |
881 | /* SO (shift out), character set 1 (ignored) */ |
882 | break; |
883 | case 27: /* esc (introducing an escape sequence) */ |
884 | s->state = TTY_STATE_ESC; |
885 | break; |
886 | default: |
887 | console_put_one(s, ch); |
888 | break; |
889 | } |
890 | break; |
891 | case TTY_STATE_ESC: /* check if it is a terminal escape sequence */ |
892 | if (ch == '[') { |
893 | for(i=0;i<MAX_ESC_PARAMS;i++) |
894 | s->esc_params[i] = 0; |
895 | s->nb_esc_params = 0; |
896 | s->state = TTY_STATE_CSI; |
897 | } else { |
898 | s->state = TTY_STATE_NORM; |
899 | } |
900 | break; |
901 | case TTY_STATE_CSI: /* handle escape sequence parameters */ |
902 | if (ch >= '0' && ch <= '9') { |
903 | if (s->nb_esc_params < MAX_ESC_PARAMS) { |
904 | int *param = &s->esc_params[s->nb_esc_params]; |
905 | int digit = (ch - '0'); |
906 | |
907 | *param = (*param <= (INT_MAX - digit) / 10) ? |
908 | *param * 10 + digit : INT_MAX; |
909 | } |
910 | } else { |
911 | if (s->nb_esc_params < MAX_ESC_PARAMS) |
912 | s->nb_esc_params++; |
913 | if (ch == ';' || ch == '?') { |
914 | break; |
915 | } |
916 | trace_console_putchar_csi(s->esc_params[0], s->esc_params[1], |
917 | ch, s->nb_esc_params); |
918 | s->state = TTY_STATE_NORM; |
919 | switch(ch) { |
920 | case 'A': |
921 | /* move cursor up */ |
922 | if (s->esc_params[0] == 0) { |
923 | s->esc_params[0] = 1; |
924 | } |
925 | set_cursor(s, s->x, s->y - s->esc_params[0]); |
926 | break; |
927 | case 'B': |
928 | /* move cursor down */ |
929 | if (s->esc_params[0] == 0) { |
930 | s->esc_params[0] = 1; |
931 | } |
932 | set_cursor(s, s->x, s->y + s->esc_params[0]); |
933 | break; |
934 | case 'C': |
935 | /* move cursor right */ |
936 | if (s->esc_params[0] == 0) { |
937 | s->esc_params[0] = 1; |
938 | } |
939 | set_cursor(s, s->x + s->esc_params[0], s->y); |
940 | break; |
941 | case 'D': |
942 | /* move cursor left */ |
943 | if (s->esc_params[0] == 0) { |
944 | s->esc_params[0] = 1; |
945 | } |
946 | set_cursor(s, s->x - s->esc_params[0], s->y); |
947 | break; |
948 | case 'G': |
949 | /* move cursor to column */ |
950 | set_cursor(s, s->esc_params[0] - 1, s->y); |
951 | break; |
952 | case 'f': |
953 | case 'H': |
954 | /* move cursor to row, column */ |
955 | set_cursor(s, s->esc_params[1] - 1, s->esc_params[0] - 1); |
956 | break; |
957 | case 'J': |
958 | switch (s->esc_params[0]) { |
959 | case 0: |
960 | /* clear to end of screen */ |
961 | for (y = s->y; y < s->height; y++) { |
962 | for (x = 0; x < s->width; x++) { |
963 | if (y == s->y && x < s->x) { |
964 | continue; |
965 | } |
966 | console_clear_xy(s, x, y); |
967 | } |
968 | } |
969 | break; |
970 | case 1: |
971 | /* clear from beginning of screen */ |
972 | for (y = 0; y <= s->y; y++) { |
973 | for (x = 0; x < s->width; x++) { |
974 | if (y == s->y && x > s->x) { |
975 | break; |
976 | } |
977 | console_clear_xy(s, x, y); |
978 | } |
979 | } |
980 | break; |
981 | case 2: |
982 | /* clear entire screen */ |
983 | for (y = 0; y <= s->height; y++) { |
984 | for (x = 0; x < s->width; x++) { |
985 | console_clear_xy(s, x, y); |
986 | } |
987 | } |
988 | break; |
989 | } |
990 | break; |
991 | case 'K': |
992 | switch (s->esc_params[0]) { |
993 | case 0: |
994 | /* clear to eol */ |
995 | for(x = s->x; x < s->width; x++) { |
996 | console_clear_xy(s, x, s->y); |
997 | } |
998 | break; |
999 | case 1: |
1000 | /* clear from beginning of line */ |
1001 | for (x = 0; x <= s->x && x < s->width; x++) { |
1002 | console_clear_xy(s, x, s->y); |
1003 | } |
1004 | break; |
1005 | case 2: |
1006 | /* clear entire line */ |
1007 | for(x = 0; x < s->width; x++) { |
1008 | console_clear_xy(s, x, s->y); |
1009 | } |
1010 | break; |
1011 | } |
1012 | break; |
1013 | case 'm': |
1014 | console_handle_escape(s); |
1015 | break; |
1016 | case 'n': |
1017 | switch (s->esc_params[0]) { |
1018 | case 5: |
1019 | /* report console status (always succeed)*/ |
1020 | console_respond_str(s, "\033[0n" ); |
1021 | break; |
1022 | case 6: |
1023 | /* report cursor position */ |
1024 | sprintf(response, "\033[%d;%dR" , |
1025 | (s->y_base + s->y) % s->total_height + 1, |
1026 | s->x + 1); |
1027 | console_respond_str(s, response); |
1028 | break; |
1029 | } |
1030 | break; |
1031 | case 's': |
1032 | /* save cursor position */ |
1033 | s->x_saved = s->x; |
1034 | s->y_saved = s->y; |
1035 | break; |
1036 | case 'u': |
1037 | /* restore cursor position */ |
1038 | s->x = s->x_saved; |
1039 | s->y = s->y_saved; |
1040 | break; |
1041 | default: |
1042 | trace_console_putchar_unhandled(ch); |
1043 | break; |
1044 | } |
1045 | break; |
1046 | } |
1047 | } |
1048 | } |
1049 | |
1050 | void console_select(unsigned int index) |
1051 | { |
1052 | DisplayChangeListener *dcl; |
1053 | QemuConsole *s; |
1054 | |
1055 | trace_console_select(index); |
1056 | s = qemu_console_lookup_by_index(index); |
1057 | if (s) { |
1058 | DisplayState *ds = s->ds; |
1059 | |
1060 | active_console = s; |
1061 | if (ds->have_gfx) { |
1062 | QLIST_FOREACH(dcl, &ds->listeners, next) { |
1063 | if (dcl->con != NULL) { |
1064 | continue; |
1065 | } |
1066 | if (dcl->ops->dpy_gfx_switch) { |
1067 | dcl->ops->dpy_gfx_switch(dcl, s->surface); |
1068 | } |
1069 | } |
1070 | if (s->surface) { |
1071 | dpy_gfx_update(s, 0, 0, surface_width(s->surface), |
1072 | surface_height(s->surface)); |
1073 | } |
1074 | } |
1075 | if (ds->have_text) { |
1076 | dpy_text_resize(s, s->width, s->height); |
1077 | } |
1078 | text_console_update_cursor(NULL); |
1079 | } |
1080 | } |
1081 | |
1082 | typedef struct VCChardev { |
1083 | Chardev parent; |
1084 | QemuConsole *console; |
1085 | } VCChardev; |
1086 | |
1087 | #define TYPE_CHARDEV_VC "chardev-vc" |
1088 | #define VC_CHARDEV(obj) OBJECT_CHECK(VCChardev, (obj), TYPE_CHARDEV_VC) |
1089 | |
1090 | static int vc_chr_write(Chardev *chr, const uint8_t *buf, int len) |
1091 | { |
1092 | VCChardev *drv = VC_CHARDEV(chr); |
1093 | QemuConsole *s = drv->console; |
1094 | int i; |
1095 | |
1096 | if (!s->ds) { |
1097 | return 0; |
1098 | } |
1099 | |
1100 | s->update_x0 = s->width * FONT_WIDTH; |
1101 | s->update_y0 = s->height * FONT_HEIGHT; |
1102 | s->update_x1 = 0; |
1103 | s->update_y1 = 0; |
1104 | console_show_cursor(s, 0); |
1105 | for(i = 0; i < len; i++) { |
1106 | console_putchar(s, buf[i]); |
1107 | } |
1108 | console_show_cursor(s, 1); |
1109 | if (s->ds->have_gfx && s->update_x0 < s->update_x1) { |
1110 | dpy_gfx_update(s, s->update_x0, s->update_y0, |
1111 | s->update_x1 - s->update_x0, |
1112 | s->update_y1 - s->update_y0); |
1113 | } |
1114 | return len; |
1115 | } |
1116 | |
1117 | static void kbd_send_chars(void *opaque) |
1118 | { |
1119 | QemuConsole *s = opaque; |
1120 | int len; |
1121 | uint8_t buf[16]; |
1122 | |
1123 | len = qemu_chr_be_can_write(s->chr); |
1124 | if (len > s->out_fifo.count) |
1125 | len = s->out_fifo.count; |
1126 | if (len > 0) { |
1127 | if (len > sizeof(buf)) |
1128 | len = sizeof(buf); |
1129 | qemu_fifo_read(&s->out_fifo, buf, len); |
1130 | qemu_chr_be_write(s->chr, buf, len); |
1131 | } |
1132 | /* characters are pending: we send them a bit later (XXX: |
1133 | horrible, should change char device API) */ |
1134 | if (s->out_fifo.count > 0) { |
1135 | timer_mod(s->kbd_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + 1); |
1136 | } |
1137 | } |
1138 | |
1139 | /* called when an ascii key is pressed */ |
1140 | void kbd_put_keysym_console(QemuConsole *s, int keysym) |
1141 | { |
1142 | uint8_t buf[16], *q; |
1143 | CharBackend *be; |
1144 | int c; |
1145 | |
1146 | if (!s || (s->console_type == GRAPHIC_CONSOLE)) |
1147 | return; |
1148 | |
1149 | switch(keysym) { |
1150 | case QEMU_KEY_CTRL_UP: |
1151 | console_scroll(s, -1); |
1152 | break; |
1153 | case QEMU_KEY_CTRL_DOWN: |
1154 | console_scroll(s, 1); |
1155 | break; |
1156 | case QEMU_KEY_CTRL_PAGEUP: |
1157 | console_scroll(s, -10); |
1158 | break; |
1159 | case QEMU_KEY_CTRL_PAGEDOWN: |
1160 | console_scroll(s, 10); |
1161 | break; |
1162 | default: |
1163 | /* convert the QEMU keysym to VT100 key string */ |
1164 | q = buf; |
1165 | if (keysym >= 0xe100 && keysym <= 0xe11f) { |
1166 | *q++ = '\033'; |
1167 | *q++ = '['; |
1168 | c = keysym - 0xe100; |
1169 | if (c >= 10) |
1170 | *q++ = '0' + (c / 10); |
1171 | *q++ = '0' + (c % 10); |
1172 | *q++ = '~'; |
1173 | } else if (keysym >= 0xe120 && keysym <= 0xe17f) { |
1174 | *q++ = '\033'; |
1175 | *q++ = '['; |
1176 | *q++ = keysym & 0xff; |
1177 | } else if (s->echo && (keysym == '\r' || keysym == '\n')) { |
1178 | vc_chr_write(s->chr, (const uint8_t *) "\r" , 1); |
1179 | *q++ = '\n'; |
1180 | } else { |
1181 | *q++ = keysym; |
1182 | } |
1183 | if (s->echo) { |
1184 | vc_chr_write(s->chr, buf, q - buf); |
1185 | } |
1186 | be = s->chr->be; |
1187 | if (be && be->chr_read) { |
1188 | qemu_fifo_write(&s->out_fifo, buf, q - buf); |
1189 | kbd_send_chars(s); |
1190 | } |
1191 | break; |
1192 | } |
1193 | } |
1194 | |
1195 | static const int qcode_to_keysym[Q_KEY_CODE__MAX] = { |
1196 | [Q_KEY_CODE_UP] = QEMU_KEY_UP, |
1197 | [Q_KEY_CODE_DOWN] = QEMU_KEY_DOWN, |
1198 | [Q_KEY_CODE_RIGHT] = QEMU_KEY_RIGHT, |
1199 | [Q_KEY_CODE_LEFT] = QEMU_KEY_LEFT, |
1200 | [Q_KEY_CODE_HOME] = QEMU_KEY_HOME, |
1201 | [Q_KEY_CODE_END] = QEMU_KEY_END, |
1202 | [Q_KEY_CODE_PGUP] = QEMU_KEY_PAGEUP, |
1203 | [Q_KEY_CODE_PGDN] = QEMU_KEY_PAGEDOWN, |
1204 | [Q_KEY_CODE_DELETE] = QEMU_KEY_DELETE, |
1205 | [Q_KEY_CODE_BACKSPACE] = QEMU_KEY_BACKSPACE, |
1206 | }; |
1207 | |
1208 | static const int ctrl_qcode_to_keysym[Q_KEY_CODE__MAX] = { |
1209 | [Q_KEY_CODE_UP] = QEMU_KEY_CTRL_UP, |
1210 | [Q_KEY_CODE_DOWN] = QEMU_KEY_CTRL_DOWN, |
1211 | [Q_KEY_CODE_RIGHT] = QEMU_KEY_CTRL_RIGHT, |
1212 | [Q_KEY_CODE_LEFT] = QEMU_KEY_CTRL_LEFT, |
1213 | [Q_KEY_CODE_HOME] = QEMU_KEY_CTRL_HOME, |
1214 | [Q_KEY_CODE_END] = QEMU_KEY_CTRL_END, |
1215 | [Q_KEY_CODE_PGUP] = QEMU_KEY_CTRL_PAGEUP, |
1216 | [Q_KEY_CODE_PGDN] = QEMU_KEY_CTRL_PAGEDOWN, |
1217 | }; |
1218 | |
1219 | bool kbd_put_qcode_console(QemuConsole *s, int qcode, bool ctrl) |
1220 | { |
1221 | int keysym; |
1222 | |
1223 | keysym = ctrl ? ctrl_qcode_to_keysym[qcode] : qcode_to_keysym[qcode]; |
1224 | if (keysym == 0) { |
1225 | return false; |
1226 | } |
1227 | kbd_put_keysym_console(s, keysym); |
1228 | return true; |
1229 | } |
1230 | |
1231 | void kbd_put_string_console(QemuConsole *s, const char *str, int len) |
1232 | { |
1233 | int i; |
1234 | |
1235 | for (i = 0; i < len && str[i]; i++) { |
1236 | kbd_put_keysym_console(s, str[i]); |
1237 | } |
1238 | } |
1239 | |
1240 | void kbd_put_keysym(int keysym) |
1241 | { |
1242 | kbd_put_keysym_console(active_console, keysym); |
1243 | } |
1244 | |
1245 | static void text_console_invalidate(void *opaque) |
1246 | { |
1247 | QemuConsole *s = (QemuConsole *) opaque; |
1248 | |
1249 | if (s->ds->have_text && s->console_type == TEXT_CONSOLE) { |
1250 | text_console_resize(s); |
1251 | } |
1252 | console_refresh(s); |
1253 | } |
1254 | |
1255 | static void text_console_update(void *opaque, console_ch_t *chardata) |
1256 | { |
1257 | QemuConsole *s = (QemuConsole *) opaque; |
1258 | int i, j, src; |
1259 | |
1260 | if (s->text_x[0] <= s->text_x[1]) { |
1261 | src = (s->y_base + s->text_y[0]) * s->width; |
1262 | chardata += s->text_y[0] * s->width; |
1263 | for (i = s->text_y[0]; i <= s->text_y[1]; i ++) |
1264 | for (j = 0; j < s->width; j++, src++) { |
1265 | console_write_ch(chardata ++, |
1266 | ATTR2CHTYPE(s->cells[src].ch, |
1267 | s->cells[src].t_attrib.fgcol, |
1268 | s->cells[src].t_attrib.bgcol, |
1269 | s->cells[src].t_attrib.bold)); |
1270 | } |
1271 | dpy_text_update(s, s->text_x[0], s->text_y[0], |
1272 | s->text_x[1] - s->text_x[0], i - s->text_y[0]); |
1273 | s->text_x[0] = s->width; |
1274 | s->text_y[0] = s->height; |
1275 | s->text_x[1] = 0; |
1276 | s->text_y[1] = 0; |
1277 | } |
1278 | if (s->cursor_invalidate) { |
1279 | dpy_text_cursor(s, s->x, s->y); |
1280 | s->cursor_invalidate = 0; |
1281 | } |
1282 | } |
1283 | |
1284 | static QemuConsole *new_console(DisplayState *ds, console_type_t console_type, |
1285 | uint32_t head) |
1286 | { |
1287 | Object *obj; |
1288 | QemuConsole *s; |
1289 | int i; |
1290 | |
1291 | obj = object_new(TYPE_QEMU_CONSOLE); |
1292 | s = QEMU_CONSOLE(obj); |
1293 | s->head = head; |
1294 | object_property_add_link(obj, "device" , TYPE_DEVICE, |
1295 | (Object **)&s->device, |
1296 | object_property_allow_set_link, |
1297 | OBJ_PROP_LINK_STRONG, |
1298 | &error_abort); |
1299 | object_property_add_uint32_ptr(obj, "head" , |
1300 | &s->head, &error_abort); |
1301 | |
1302 | if (!active_console || ((active_console->console_type != GRAPHIC_CONSOLE) && |
1303 | (console_type == GRAPHIC_CONSOLE))) { |
1304 | active_console = s; |
1305 | } |
1306 | s->ds = ds; |
1307 | s->console_type = console_type; |
1308 | |
1309 | if (QTAILQ_EMPTY(&consoles)) { |
1310 | s->index = 0; |
1311 | QTAILQ_INSERT_TAIL(&consoles, s, next); |
1312 | } else if (console_type != GRAPHIC_CONSOLE || qdev_hotplug) { |
1313 | QemuConsole *last = QTAILQ_LAST(&consoles); |
1314 | s->index = last->index + 1; |
1315 | QTAILQ_INSERT_TAIL(&consoles, s, next); |
1316 | } else { |
1317 | /* |
1318 | * HACK: Put graphical consoles before text consoles. |
1319 | * |
1320 | * Only do that for coldplugged devices. After initial device |
1321 | * initialization we will not renumber the consoles any more. |
1322 | */ |
1323 | QemuConsole *c = QTAILQ_FIRST(&consoles); |
1324 | |
1325 | while (QTAILQ_NEXT(c, next) != NULL && |
1326 | c->console_type == GRAPHIC_CONSOLE) { |
1327 | c = QTAILQ_NEXT(c, next); |
1328 | } |
1329 | if (c->console_type == GRAPHIC_CONSOLE) { |
1330 | /* have no text consoles */ |
1331 | s->index = c->index + 1; |
1332 | QTAILQ_INSERT_AFTER(&consoles, c, s, next); |
1333 | } else { |
1334 | s->index = c->index; |
1335 | QTAILQ_INSERT_BEFORE(c, s, next); |
1336 | /* renumber text consoles */ |
1337 | for (i = s->index + 1; c != NULL; c = QTAILQ_NEXT(c, next), i++) { |
1338 | c->index = i; |
1339 | } |
1340 | } |
1341 | } |
1342 | return s; |
1343 | } |
1344 | |
1345 | static void qemu_alloc_display(DisplaySurface *surface, int width, int height) |
1346 | { |
1347 | qemu_pixman_image_unref(surface->image); |
1348 | surface->image = NULL; |
1349 | |
1350 | surface->format = PIXMAN_x8r8g8b8; |
1351 | surface->image = pixman_image_create_bits(surface->format, |
1352 | width, height, |
1353 | NULL, width * 4); |
1354 | assert(surface->image != NULL); |
1355 | |
1356 | surface->flags = QEMU_ALLOCATED_FLAG; |
1357 | } |
1358 | |
1359 | DisplaySurface *qemu_create_displaysurface(int width, int height) |
1360 | { |
1361 | DisplaySurface *surface = g_new0(DisplaySurface, 1); |
1362 | |
1363 | trace_displaysurface_create(surface, width, height); |
1364 | qemu_alloc_display(surface, width, height); |
1365 | return surface; |
1366 | } |
1367 | |
1368 | DisplaySurface *qemu_create_displaysurface_from(int width, int height, |
1369 | pixman_format_code_t format, |
1370 | int linesize, uint8_t *data) |
1371 | { |
1372 | DisplaySurface *surface = g_new0(DisplaySurface, 1); |
1373 | |
1374 | trace_displaysurface_create_from(surface, width, height, format); |
1375 | surface->format = format; |
1376 | surface->image = pixman_image_create_bits(surface->format, |
1377 | width, height, |
1378 | (void *)data, linesize); |
1379 | assert(surface->image != NULL); |
1380 | |
1381 | return surface; |
1382 | } |
1383 | |
1384 | DisplaySurface *qemu_create_displaysurface_pixman(pixman_image_t *image) |
1385 | { |
1386 | DisplaySurface *surface = g_new0(DisplaySurface, 1); |
1387 | |
1388 | trace_displaysurface_create_pixman(surface); |
1389 | surface->format = pixman_image_get_format(image); |
1390 | surface->image = pixman_image_ref(image); |
1391 | |
1392 | return surface; |
1393 | } |
1394 | |
1395 | DisplaySurface *qemu_create_message_surface(int w, int h, |
1396 | const char *msg) |
1397 | { |
1398 | DisplaySurface *surface = qemu_create_displaysurface(w, h); |
1399 | pixman_color_t bg = color_table_rgb[0][QEMU_COLOR_BLACK]; |
1400 | pixman_color_t fg = color_table_rgb[0][QEMU_COLOR_WHITE]; |
1401 | pixman_image_t *glyph; |
1402 | int len, x, y, i; |
1403 | |
1404 | len = strlen(msg); |
1405 | x = (w / FONT_WIDTH - len) / 2; |
1406 | y = (h / FONT_HEIGHT - 1) / 2; |
1407 | for (i = 0; i < len; i++) { |
1408 | glyph = qemu_pixman_glyph_from_vgafont(FONT_HEIGHT, vgafont16, msg[i]); |
1409 | qemu_pixman_glyph_render(glyph, surface->image, &fg, &bg, |
1410 | x+i, y, FONT_WIDTH, FONT_HEIGHT); |
1411 | qemu_pixman_image_unref(glyph); |
1412 | } |
1413 | return surface; |
1414 | } |
1415 | |
1416 | void qemu_free_displaysurface(DisplaySurface *surface) |
1417 | { |
1418 | if (surface == NULL) { |
1419 | return; |
1420 | } |
1421 | trace_displaysurface_free(surface); |
1422 | qemu_pixman_image_unref(surface->image); |
1423 | g_free(surface); |
1424 | } |
1425 | |
1426 | bool console_has_gl(QemuConsole *con) |
1427 | { |
1428 | return con->gl != NULL; |
1429 | } |
1430 | |
1431 | bool console_has_gl_dmabuf(QemuConsole *con) |
1432 | { |
1433 | return con->gl != NULL && con->gl->ops->dpy_gl_scanout_dmabuf != NULL; |
1434 | } |
1435 | |
1436 | void register_displaychangelistener(DisplayChangeListener *dcl) |
1437 | { |
1438 | static const char nodev[] = |
1439 | "This VM has no graphic display device." ; |
1440 | static DisplaySurface *dummy; |
1441 | QemuConsole *con; |
1442 | |
1443 | assert(!dcl->ds); |
1444 | |
1445 | if (dcl->ops->dpy_gl_ctx_create) { |
1446 | /* display has opengl support */ |
1447 | assert(dcl->con); |
1448 | if (dcl->con->gl) { |
1449 | fprintf(stderr, "can't register two opengl displays (%s, %s)\n" , |
1450 | dcl->ops->dpy_name, dcl->con->gl->ops->dpy_name); |
1451 | exit(1); |
1452 | } |
1453 | dcl->con->gl = dcl; |
1454 | } |
1455 | |
1456 | trace_displaychangelistener_register(dcl, dcl->ops->dpy_name); |
1457 | dcl->ds = get_alloc_displaystate(); |
1458 | QLIST_INSERT_HEAD(&dcl->ds->listeners, dcl, next); |
1459 | gui_setup_refresh(dcl->ds); |
1460 | if (dcl->con) { |
1461 | dcl->con->dcls++; |
1462 | con = dcl->con; |
1463 | } else { |
1464 | con = active_console; |
1465 | } |
1466 | if (dcl->ops->dpy_gfx_switch) { |
1467 | if (con) { |
1468 | dcl->ops->dpy_gfx_switch(dcl, con->surface); |
1469 | } else { |
1470 | if (!dummy) { |
1471 | dummy = qemu_create_message_surface(640, 480, nodev); |
1472 | } |
1473 | dcl->ops->dpy_gfx_switch(dcl, dummy); |
1474 | } |
1475 | } |
1476 | text_console_update_cursor(NULL); |
1477 | } |
1478 | |
1479 | void update_displaychangelistener(DisplayChangeListener *dcl, |
1480 | uint64_t interval) |
1481 | { |
1482 | DisplayState *ds = dcl->ds; |
1483 | |
1484 | dcl->update_interval = interval; |
1485 | if (!ds->refreshing && ds->update_interval > interval) { |
1486 | timer_mod(ds->gui_timer, ds->last_update + interval); |
1487 | } |
1488 | } |
1489 | |
1490 | void unregister_displaychangelistener(DisplayChangeListener *dcl) |
1491 | { |
1492 | DisplayState *ds = dcl->ds; |
1493 | trace_displaychangelistener_unregister(dcl, dcl->ops->dpy_name); |
1494 | if (dcl->con) { |
1495 | dcl->con->dcls--; |
1496 | } |
1497 | QLIST_REMOVE(dcl, next); |
1498 | dcl->ds = NULL; |
1499 | gui_setup_refresh(ds); |
1500 | } |
1501 | |
1502 | static void dpy_set_ui_info_timer(void *opaque) |
1503 | { |
1504 | QemuConsole *con = opaque; |
1505 | |
1506 | con->hw_ops->ui_info(con->hw, con->head, &con->ui_info); |
1507 | } |
1508 | |
1509 | bool dpy_ui_info_supported(QemuConsole *con) |
1510 | { |
1511 | return con->hw_ops->ui_info != NULL; |
1512 | } |
1513 | |
1514 | int dpy_set_ui_info(QemuConsole *con, QemuUIInfo *info) |
1515 | { |
1516 | assert(con != NULL); |
1517 | |
1518 | if (!dpy_ui_info_supported(con)) { |
1519 | return -1; |
1520 | } |
1521 | if (memcmp(&con->ui_info, info, sizeof(con->ui_info)) == 0) { |
1522 | /* nothing changed -- ignore */ |
1523 | return 0; |
1524 | } |
1525 | |
1526 | /* |
1527 | * Typically we get a flood of these as the user resizes the window. |
1528 | * Wait until the dust has settled (one second without updates), then |
1529 | * go notify the guest. |
1530 | */ |
1531 | con->ui_info = *info; |
1532 | timer_mod(con->ui_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + 1000); |
1533 | return 0; |
1534 | } |
1535 | |
1536 | void dpy_gfx_update(QemuConsole *con, int x, int y, int w, int h) |
1537 | { |
1538 | DisplayState *s = con->ds; |
1539 | DisplayChangeListener *dcl; |
1540 | int width = w; |
1541 | int height = h; |
1542 | |
1543 | if (con->surface) { |
1544 | width = surface_width(con->surface); |
1545 | height = surface_height(con->surface); |
1546 | } |
1547 | x = MAX(x, 0); |
1548 | y = MAX(y, 0); |
1549 | x = MIN(x, width); |
1550 | y = MIN(y, height); |
1551 | w = MIN(w, width - x); |
1552 | h = MIN(h, height - y); |
1553 | |
1554 | if (!qemu_console_is_visible(con)) { |
1555 | return; |
1556 | } |
1557 | QLIST_FOREACH(dcl, &s->listeners, next) { |
1558 | if (con != (dcl->con ? dcl->con : active_console)) { |
1559 | continue; |
1560 | } |
1561 | if (dcl->ops->dpy_gfx_update) { |
1562 | dcl->ops->dpy_gfx_update(dcl, x, y, w, h); |
1563 | } |
1564 | } |
1565 | } |
1566 | |
1567 | void dpy_gfx_update_full(QemuConsole *con) |
1568 | { |
1569 | if (!con->surface) { |
1570 | return; |
1571 | } |
1572 | dpy_gfx_update(con, 0, 0, |
1573 | surface_width(con->surface), |
1574 | surface_height(con->surface)); |
1575 | } |
1576 | |
1577 | void dpy_gfx_replace_surface(QemuConsole *con, |
1578 | DisplaySurface *surface) |
1579 | { |
1580 | DisplayState *s = con->ds; |
1581 | DisplaySurface *old_surface = con->surface; |
1582 | DisplayChangeListener *dcl; |
1583 | |
1584 | assert(old_surface != surface || surface == NULL); |
1585 | |
1586 | con->surface = surface; |
1587 | QLIST_FOREACH(dcl, &s->listeners, next) { |
1588 | if (con != (dcl->con ? dcl->con : active_console)) { |
1589 | continue; |
1590 | } |
1591 | if (dcl->ops->dpy_gfx_switch) { |
1592 | dcl->ops->dpy_gfx_switch(dcl, surface); |
1593 | } |
1594 | } |
1595 | qemu_free_displaysurface(old_surface); |
1596 | } |
1597 | |
1598 | bool dpy_gfx_check_format(QemuConsole *con, |
1599 | pixman_format_code_t format) |
1600 | { |
1601 | DisplayChangeListener *dcl; |
1602 | DisplayState *s = con->ds; |
1603 | |
1604 | QLIST_FOREACH(dcl, &s->listeners, next) { |
1605 | if (dcl->con && dcl->con != con) { |
1606 | /* dcl bound to another console -> skip */ |
1607 | continue; |
1608 | } |
1609 | if (dcl->ops->dpy_gfx_check_format) { |
1610 | if (!dcl->ops->dpy_gfx_check_format(dcl, format)) { |
1611 | return false; |
1612 | } |
1613 | } else { |
1614 | /* default is to whitelist native 32 bpp only */ |
1615 | if (format != qemu_default_pixman_format(32, true)) { |
1616 | return false; |
1617 | } |
1618 | } |
1619 | } |
1620 | return true; |
1621 | } |
1622 | |
1623 | static void dpy_refresh(DisplayState *s) |
1624 | { |
1625 | DisplayChangeListener *dcl; |
1626 | |
1627 | QLIST_FOREACH(dcl, &s->listeners, next) { |
1628 | if (dcl->ops->dpy_refresh) { |
1629 | dcl->ops->dpy_refresh(dcl); |
1630 | } |
1631 | } |
1632 | } |
1633 | |
1634 | void dpy_text_cursor(QemuConsole *con, int x, int y) |
1635 | { |
1636 | DisplayState *s = con->ds; |
1637 | DisplayChangeListener *dcl; |
1638 | |
1639 | if (!qemu_console_is_visible(con)) { |
1640 | return; |
1641 | } |
1642 | QLIST_FOREACH(dcl, &s->listeners, next) { |
1643 | if (con != (dcl->con ? dcl->con : active_console)) { |
1644 | continue; |
1645 | } |
1646 | if (dcl->ops->dpy_text_cursor) { |
1647 | dcl->ops->dpy_text_cursor(dcl, x, y); |
1648 | } |
1649 | } |
1650 | } |
1651 | |
1652 | void dpy_text_update(QemuConsole *con, int x, int y, int w, int h) |
1653 | { |
1654 | DisplayState *s = con->ds; |
1655 | DisplayChangeListener *dcl; |
1656 | |
1657 | if (!qemu_console_is_visible(con)) { |
1658 | return; |
1659 | } |
1660 | QLIST_FOREACH(dcl, &s->listeners, next) { |
1661 | if (con != (dcl->con ? dcl->con : active_console)) { |
1662 | continue; |
1663 | } |
1664 | if (dcl->ops->dpy_text_update) { |
1665 | dcl->ops->dpy_text_update(dcl, x, y, w, h); |
1666 | } |
1667 | } |
1668 | } |
1669 | |
1670 | void dpy_text_resize(QemuConsole *con, int w, int h) |
1671 | { |
1672 | DisplayState *s = con->ds; |
1673 | DisplayChangeListener *dcl; |
1674 | |
1675 | if (!qemu_console_is_visible(con)) { |
1676 | return; |
1677 | } |
1678 | QLIST_FOREACH(dcl, &s->listeners, next) { |
1679 | if (con != (dcl->con ? dcl->con : active_console)) { |
1680 | continue; |
1681 | } |
1682 | if (dcl->ops->dpy_text_resize) { |
1683 | dcl->ops->dpy_text_resize(dcl, w, h); |
1684 | } |
1685 | } |
1686 | } |
1687 | |
1688 | void dpy_mouse_set(QemuConsole *con, int x, int y, int on) |
1689 | { |
1690 | DisplayState *s = con->ds; |
1691 | DisplayChangeListener *dcl; |
1692 | |
1693 | if (!qemu_console_is_visible(con)) { |
1694 | return; |
1695 | } |
1696 | QLIST_FOREACH(dcl, &s->listeners, next) { |
1697 | if (con != (dcl->con ? dcl->con : active_console)) { |
1698 | continue; |
1699 | } |
1700 | if (dcl->ops->dpy_mouse_set) { |
1701 | dcl->ops->dpy_mouse_set(dcl, x, y, on); |
1702 | } |
1703 | } |
1704 | } |
1705 | |
1706 | void dpy_cursor_define(QemuConsole *con, QEMUCursor *cursor) |
1707 | { |
1708 | DisplayState *s = con->ds; |
1709 | DisplayChangeListener *dcl; |
1710 | |
1711 | if (!qemu_console_is_visible(con)) { |
1712 | return; |
1713 | } |
1714 | QLIST_FOREACH(dcl, &s->listeners, next) { |
1715 | if (con != (dcl->con ? dcl->con : active_console)) { |
1716 | continue; |
1717 | } |
1718 | if (dcl->ops->dpy_cursor_define) { |
1719 | dcl->ops->dpy_cursor_define(dcl, cursor); |
1720 | } |
1721 | } |
1722 | } |
1723 | |
1724 | bool dpy_cursor_define_supported(QemuConsole *con) |
1725 | { |
1726 | DisplayState *s = con->ds; |
1727 | DisplayChangeListener *dcl; |
1728 | |
1729 | QLIST_FOREACH(dcl, &s->listeners, next) { |
1730 | if (dcl->ops->dpy_cursor_define) { |
1731 | return true; |
1732 | } |
1733 | } |
1734 | return false; |
1735 | } |
1736 | |
1737 | QEMUGLContext dpy_gl_ctx_create(QemuConsole *con, |
1738 | struct QEMUGLParams *qparams) |
1739 | { |
1740 | assert(con->gl); |
1741 | return con->gl->ops->dpy_gl_ctx_create(con->gl, qparams); |
1742 | } |
1743 | |
1744 | void dpy_gl_ctx_destroy(QemuConsole *con, QEMUGLContext ctx) |
1745 | { |
1746 | assert(con->gl); |
1747 | con->gl->ops->dpy_gl_ctx_destroy(con->gl, ctx); |
1748 | } |
1749 | |
1750 | int dpy_gl_ctx_make_current(QemuConsole *con, QEMUGLContext ctx) |
1751 | { |
1752 | assert(con->gl); |
1753 | return con->gl->ops->dpy_gl_ctx_make_current(con->gl, ctx); |
1754 | } |
1755 | |
1756 | QEMUGLContext dpy_gl_ctx_get_current(QemuConsole *con) |
1757 | { |
1758 | assert(con->gl); |
1759 | return con->gl->ops->dpy_gl_ctx_get_current(con->gl); |
1760 | } |
1761 | |
1762 | void dpy_gl_scanout_disable(QemuConsole *con) |
1763 | { |
1764 | assert(con->gl); |
1765 | if (con->gl->ops->dpy_gl_scanout_disable) { |
1766 | con->gl->ops->dpy_gl_scanout_disable(con->gl); |
1767 | } else { |
1768 | con->gl->ops->dpy_gl_scanout_texture(con->gl, 0, false, 0, 0, |
1769 | 0, 0, 0, 0); |
1770 | } |
1771 | } |
1772 | |
1773 | void dpy_gl_scanout_texture(QemuConsole *con, |
1774 | uint32_t backing_id, |
1775 | bool backing_y_0_top, |
1776 | uint32_t backing_width, |
1777 | uint32_t backing_height, |
1778 | uint32_t x, uint32_t y, |
1779 | uint32_t width, uint32_t height) |
1780 | { |
1781 | assert(con->gl); |
1782 | con->gl->ops->dpy_gl_scanout_texture(con->gl, backing_id, |
1783 | backing_y_0_top, |
1784 | backing_width, backing_height, |
1785 | x, y, width, height); |
1786 | } |
1787 | |
1788 | void dpy_gl_scanout_dmabuf(QemuConsole *con, |
1789 | QemuDmaBuf *dmabuf) |
1790 | { |
1791 | assert(con->gl); |
1792 | con->gl->ops->dpy_gl_scanout_dmabuf(con->gl, dmabuf); |
1793 | } |
1794 | |
1795 | void dpy_gl_cursor_dmabuf(QemuConsole *con, QemuDmaBuf *dmabuf, |
1796 | bool have_hot, uint32_t hot_x, uint32_t hot_y) |
1797 | { |
1798 | assert(con->gl); |
1799 | |
1800 | if (con->gl->ops->dpy_gl_cursor_dmabuf) { |
1801 | con->gl->ops->dpy_gl_cursor_dmabuf(con->gl, dmabuf, |
1802 | have_hot, hot_x, hot_y); |
1803 | } |
1804 | } |
1805 | |
1806 | void dpy_gl_cursor_position(QemuConsole *con, |
1807 | uint32_t pos_x, uint32_t pos_y) |
1808 | { |
1809 | assert(con->gl); |
1810 | |
1811 | if (con->gl->ops->dpy_gl_cursor_position) { |
1812 | con->gl->ops->dpy_gl_cursor_position(con->gl, pos_x, pos_y); |
1813 | } |
1814 | } |
1815 | |
1816 | void dpy_gl_release_dmabuf(QemuConsole *con, |
1817 | QemuDmaBuf *dmabuf) |
1818 | { |
1819 | assert(con->gl); |
1820 | |
1821 | if (con->gl->ops->dpy_gl_release_dmabuf) { |
1822 | con->gl->ops->dpy_gl_release_dmabuf(con->gl, dmabuf); |
1823 | } |
1824 | } |
1825 | |
1826 | void dpy_gl_update(QemuConsole *con, |
1827 | uint32_t x, uint32_t y, uint32_t w, uint32_t h) |
1828 | { |
1829 | assert(con->gl); |
1830 | con->gl->ops->dpy_gl_update(con->gl, x, y, w, h); |
1831 | } |
1832 | |
1833 | /***********************************************************/ |
1834 | /* register display */ |
1835 | |
1836 | /* console.c internal use only */ |
1837 | static DisplayState *get_alloc_displaystate(void) |
1838 | { |
1839 | if (!display_state) { |
1840 | display_state = g_new0(DisplayState, 1); |
1841 | cursor_timer = timer_new_ms(QEMU_CLOCK_REALTIME, |
1842 | text_console_update_cursor, NULL); |
1843 | } |
1844 | return display_state; |
1845 | } |
1846 | |
1847 | /* |
1848 | * Called by main(), after creating QemuConsoles |
1849 | * and before initializing ui (sdl/vnc/...). |
1850 | */ |
1851 | DisplayState *init_displaystate(void) |
1852 | { |
1853 | gchar *name; |
1854 | QemuConsole *con; |
1855 | |
1856 | get_alloc_displaystate(); |
1857 | QTAILQ_FOREACH(con, &consoles, next) { |
1858 | if (con->console_type != GRAPHIC_CONSOLE && |
1859 | con->ds == NULL) { |
1860 | text_console_do_init(con->chr, display_state); |
1861 | } |
1862 | |
1863 | /* Hook up into the qom tree here (not in new_console()), once |
1864 | * all QemuConsoles are created and the order / numbering |
1865 | * doesn't change any more */ |
1866 | name = g_strdup_printf("console[%d]" , con->index); |
1867 | object_property_add_child(container_get(object_get_root(), "/backend" ), |
1868 | name, OBJECT(con), &error_abort); |
1869 | g_free(name); |
1870 | } |
1871 | |
1872 | return display_state; |
1873 | } |
1874 | |
1875 | void graphic_console_set_hwops(QemuConsole *con, |
1876 | const GraphicHwOps *hw_ops, |
1877 | void *opaque) |
1878 | { |
1879 | con->hw_ops = hw_ops; |
1880 | con->hw = opaque; |
1881 | } |
1882 | |
1883 | QemuConsole *graphic_console_init(DeviceState *dev, uint32_t head, |
1884 | const GraphicHwOps *hw_ops, |
1885 | void *opaque) |
1886 | { |
1887 | static const char noinit[] = |
1888 | "Guest has not initialized the display (yet)." ; |
1889 | int width = 640; |
1890 | int height = 480; |
1891 | QemuConsole *s; |
1892 | DisplayState *ds; |
1893 | DisplaySurface *surface; |
1894 | |
1895 | ds = get_alloc_displaystate(); |
1896 | s = qemu_console_lookup_unused(); |
1897 | if (s) { |
1898 | trace_console_gfx_reuse(s->index); |
1899 | if (s->surface) { |
1900 | width = surface_width(s->surface); |
1901 | height = surface_height(s->surface); |
1902 | } |
1903 | } else { |
1904 | trace_console_gfx_new(); |
1905 | s = new_console(ds, GRAPHIC_CONSOLE, head); |
1906 | s->ui_timer = timer_new_ms(QEMU_CLOCK_REALTIME, |
1907 | dpy_set_ui_info_timer, s); |
1908 | } |
1909 | graphic_console_set_hwops(s, hw_ops, opaque); |
1910 | if (dev) { |
1911 | object_property_set_link(OBJECT(s), OBJECT(dev), "device" , |
1912 | &error_abort); |
1913 | } |
1914 | |
1915 | surface = qemu_create_message_surface(width, height, noinit); |
1916 | dpy_gfx_replace_surface(s, surface); |
1917 | return s; |
1918 | } |
1919 | |
1920 | static const GraphicHwOps unused_ops = { |
1921 | /* no callbacks */ |
1922 | }; |
1923 | |
1924 | void graphic_console_close(QemuConsole *con) |
1925 | { |
1926 | static const char unplugged[] = |
1927 | "Guest display has been unplugged" ; |
1928 | DisplaySurface *surface; |
1929 | int width = 640; |
1930 | int height = 480; |
1931 | |
1932 | if (con->surface) { |
1933 | width = surface_width(con->surface); |
1934 | height = surface_height(con->surface); |
1935 | } |
1936 | |
1937 | trace_console_gfx_close(con->index); |
1938 | object_property_set_link(OBJECT(con), NULL, "device" , &error_abort); |
1939 | graphic_console_set_hwops(con, &unused_ops, NULL); |
1940 | |
1941 | if (con->gl) { |
1942 | dpy_gl_scanout_disable(con); |
1943 | } |
1944 | surface = qemu_create_message_surface(width, height, unplugged); |
1945 | dpy_gfx_replace_surface(con, surface); |
1946 | } |
1947 | |
1948 | QemuConsole *qemu_console_lookup_by_index(unsigned int index) |
1949 | { |
1950 | QemuConsole *con; |
1951 | |
1952 | QTAILQ_FOREACH(con, &consoles, next) { |
1953 | if (con->index == index) { |
1954 | return con; |
1955 | } |
1956 | } |
1957 | return NULL; |
1958 | } |
1959 | |
1960 | QemuConsole *qemu_console_lookup_by_device(DeviceState *dev, uint32_t head) |
1961 | { |
1962 | QemuConsole *con; |
1963 | Object *obj; |
1964 | uint32_t h; |
1965 | |
1966 | QTAILQ_FOREACH(con, &consoles, next) { |
1967 | obj = object_property_get_link(OBJECT(con), |
1968 | "device" , &error_abort); |
1969 | if (DEVICE(obj) != dev) { |
1970 | continue; |
1971 | } |
1972 | h = object_property_get_uint(OBJECT(con), |
1973 | "head" , &error_abort); |
1974 | if (h != head) { |
1975 | continue; |
1976 | } |
1977 | return con; |
1978 | } |
1979 | return NULL; |
1980 | } |
1981 | |
1982 | QemuConsole *qemu_console_lookup_by_device_name(const char *device_id, |
1983 | uint32_t head, Error **errp) |
1984 | { |
1985 | DeviceState *dev; |
1986 | QemuConsole *con; |
1987 | |
1988 | dev = qdev_find_recursive(sysbus_get_default(), device_id); |
1989 | if (dev == NULL) { |
1990 | error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND, |
1991 | "Device '%s' not found" , device_id); |
1992 | return NULL; |
1993 | } |
1994 | |
1995 | con = qemu_console_lookup_by_device(dev, head); |
1996 | if (con == NULL) { |
1997 | error_setg(errp, "Device %s (head %d) is not bound to a QemuConsole" , |
1998 | device_id, head); |
1999 | return NULL; |
2000 | } |
2001 | |
2002 | return con; |
2003 | } |
2004 | |
2005 | QemuConsole *qemu_console_lookup_unused(void) |
2006 | { |
2007 | QemuConsole *con; |
2008 | Object *obj; |
2009 | |
2010 | QTAILQ_FOREACH(con, &consoles, next) { |
2011 | if (con->hw_ops != &unused_ops) { |
2012 | continue; |
2013 | } |
2014 | obj = object_property_get_link(OBJECT(con), |
2015 | "device" , &error_abort); |
2016 | if (obj != NULL) { |
2017 | continue; |
2018 | } |
2019 | return con; |
2020 | } |
2021 | return NULL; |
2022 | } |
2023 | |
2024 | bool qemu_console_is_visible(QemuConsole *con) |
2025 | { |
2026 | return (con == active_console) || (con->dcls > 0); |
2027 | } |
2028 | |
2029 | bool qemu_console_is_graphic(QemuConsole *con) |
2030 | { |
2031 | if (con == NULL) { |
2032 | con = active_console; |
2033 | } |
2034 | return con && (con->console_type == GRAPHIC_CONSOLE); |
2035 | } |
2036 | |
2037 | bool qemu_console_is_fixedsize(QemuConsole *con) |
2038 | { |
2039 | if (con == NULL) { |
2040 | con = active_console; |
2041 | } |
2042 | return con && (con->console_type != TEXT_CONSOLE); |
2043 | } |
2044 | |
2045 | bool qemu_console_is_gl_blocked(QemuConsole *con) |
2046 | { |
2047 | assert(con != NULL); |
2048 | return con->gl_block; |
2049 | } |
2050 | |
2051 | char *qemu_console_get_label(QemuConsole *con) |
2052 | { |
2053 | if (con->console_type == GRAPHIC_CONSOLE) { |
2054 | if (con->device) { |
2055 | return g_strdup(object_get_typename(con->device)); |
2056 | } |
2057 | return g_strdup("VGA" ); |
2058 | } else { |
2059 | if (con->chr && con->chr->label) { |
2060 | return g_strdup(con->chr->label); |
2061 | } |
2062 | return g_strdup_printf("vc%d" , con->index); |
2063 | } |
2064 | } |
2065 | |
2066 | int qemu_console_get_index(QemuConsole *con) |
2067 | { |
2068 | if (con == NULL) { |
2069 | con = active_console; |
2070 | } |
2071 | return con ? con->index : -1; |
2072 | } |
2073 | |
2074 | uint32_t qemu_console_get_head(QemuConsole *con) |
2075 | { |
2076 | if (con == NULL) { |
2077 | con = active_console; |
2078 | } |
2079 | return con ? con->head : -1; |
2080 | } |
2081 | |
2082 | QemuUIInfo *qemu_console_get_ui_info(QemuConsole *con) |
2083 | { |
2084 | assert(con != NULL); |
2085 | return &con->ui_info; |
2086 | } |
2087 | |
2088 | int qemu_console_get_width(QemuConsole *con, int fallback) |
2089 | { |
2090 | if (con == NULL) { |
2091 | con = active_console; |
2092 | } |
2093 | return con ? surface_width(con->surface) : fallback; |
2094 | } |
2095 | |
2096 | int qemu_console_get_height(QemuConsole *con, int fallback) |
2097 | { |
2098 | if (con == NULL) { |
2099 | con = active_console; |
2100 | } |
2101 | return con ? surface_height(con->surface) : fallback; |
2102 | } |
2103 | |
2104 | static void vc_chr_set_echo(Chardev *chr, bool echo) |
2105 | { |
2106 | VCChardev *drv = VC_CHARDEV(chr); |
2107 | QemuConsole *s = drv->console; |
2108 | |
2109 | s->echo = echo; |
2110 | } |
2111 | |
2112 | static void text_console_update_cursor_timer(void) |
2113 | { |
2114 | timer_mod(cursor_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) |
2115 | + CONSOLE_CURSOR_PERIOD / 2); |
2116 | } |
2117 | |
2118 | static void text_console_update_cursor(void *opaque) |
2119 | { |
2120 | QemuConsole *s; |
2121 | int count = 0; |
2122 | |
2123 | cursor_visible_phase = !cursor_visible_phase; |
2124 | |
2125 | QTAILQ_FOREACH(s, &consoles, next) { |
2126 | if (qemu_console_is_graphic(s) || |
2127 | !qemu_console_is_visible(s)) { |
2128 | continue; |
2129 | } |
2130 | count++; |
2131 | graphic_hw_invalidate(s); |
2132 | } |
2133 | |
2134 | if (count) { |
2135 | text_console_update_cursor_timer(); |
2136 | } |
2137 | } |
2138 | |
2139 | static const GraphicHwOps text_console_ops = { |
2140 | .invalidate = text_console_invalidate, |
2141 | .text_update = text_console_update, |
2142 | }; |
2143 | |
2144 | static void text_console_do_init(Chardev *chr, DisplayState *ds) |
2145 | { |
2146 | VCChardev *drv = VC_CHARDEV(chr); |
2147 | QemuConsole *s = drv->console; |
2148 | int g_width = 80 * FONT_WIDTH; |
2149 | int g_height = 24 * FONT_HEIGHT; |
2150 | |
2151 | s->out_fifo.buf = s->out_fifo_buf; |
2152 | s->out_fifo.buf_size = sizeof(s->out_fifo_buf); |
2153 | s->kbd_timer = timer_new_ms(QEMU_CLOCK_REALTIME, kbd_send_chars, s); |
2154 | s->ds = ds; |
2155 | |
2156 | s->y_displayed = 0; |
2157 | s->y_base = 0; |
2158 | s->total_height = DEFAULT_BACKSCROLL; |
2159 | s->x = 0; |
2160 | s->y = 0; |
2161 | if (!s->surface) { |
2162 | if (active_console && active_console->surface) { |
2163 | g_width = surface_width(active_console->surface); |
2164 | g_height = surface_height(active_console->surface); |
2165 | } |
2166 | s->surface = qemu_create_displaysurface(g_width, g_height); |
2167 | } |
2168 | |
2169 | s->hw_ops = &text_console_ops; |
2170 | s->hw = s; |
2171 | |
2172 | /* Set text attribute defaults */ |
2173 | s->t_attrib_default.bold = 0; |
2174 | s->t_attrib_default.uline = 0; |
2175 | s->t_attrib_default.blink = 0; |
2176 | s->t_attrib_default.invers = 0; |
2177 | s->t_attrib_default.unvisible = 0; |
2178 | s->t_attrib_default.fgcol = QEMU_COLOR_WHITE; |
2179 | s->t_attrib_default.bgcol = QEMU_COLOR_BLACK; |
2180 | /* set current text attributes to default */ |
2181 | s->t_attrib = s->t_attrib_default; |
2182 | text_console_resize(s); |
2183 | |
2184 | if (chr->label) { |
2185 | char msg[128]; |
2186 | int len; |
2187 | |
2188 | s->t_attrib.bgcol = QEMU_COLOR_BLUE; |
2189 | len = snprintf(msg, sizeof(msg), "%s console\r\n" , chr->label); |
2190 | vc_chr_write(chr, (uint8_t *)msg, len); |
2191 | s->t_attrib = s->t_attrib_default; |
2192 | } |
2193 | |
2194 | qemu_chr_be_event(chr, CHR_EVENT_OPENED); |
2195 | } |
2196 | |
2197 | static void vc_chr_open(Chardev *chr, |
2198 | ChardevBackend *backend, |
2199 | bool *be_opened, |
2200 | Error **errp) |
2201 | { |
2202 | ChardevVC *vc = backend->u.vc.data; |
2203 | VCChardev *drv = VC_CHARDEV(chr); |
2204 | QemuConsole *s; |
2205 | unsigned width = 0; |
2206 | unsigned height = 0; |
2207 | |
2208 | if (vc->has_width) { |
2209 | width = vc->width; |
2210 | } else if (vc->has_cols) { |
2211 | width = vc->cols * FONT_WIDTH; |
2212 | } |
2213 | |
2214 | if (vc->has_height) { |
2215 | height = vc->height; |
2216 | } else if (vc->has_rows) { |
2217 | height = vc->rows * FONT_HEIGHT; |
2218 | } |
2219 | |
2220 | trace_console_txt_new(width, height); |
2221 | if (width == 0 || height == 0) { |
2222 | s = new_console(NULL, TEXT_CONSOLE, 0); |
2223 | } else { |
2224 | s = new_console(NULL, TEXT_CONSOLE_FIXED_SIZE, 0); |
2225 | s->surface = qemu_create_displaysurface(width, height); |
2226 | } |
2227 | |
2228 | if (!s) { |
2229 | error_setg(errp, "cannot create text console" ); |
2230 | return; |
2231 | } |
2232 | |
2233 | s->chr = chr; |
2234 | drv->console = s; |
2235 | |
2236 | if (display_state) { |
2237 | text_console_do_init(chr, display_state); |
2238 | } |
2239 | |
2240 | /* console/chardev init sometimes completes elsewhere in a 2nd |
2241 | * stage, so defer OPENED events until they are fully initialized |
2242 | */ |
2243 | *be_opened = false; |
2244 | } |
2245 | |
2246 | void qemu_console_resize(QemuConsole *s, int width, int height) |
2247 | { |
2248 | DisplaySurface *surface; |
2249 | |
2250 | assert(s->console_type == GRAPHIC_CONSOLE); |
2251 | |
2252 | if (s->surface && (s->surface->flags & QEMU_ALLOCATED_FLAG) && |
2253 | pixman_image_get_width(s->surface->image) == width && |
2254 | pixman_image_get_height(s->surface->image) == height) { |
2255 | return; |
2256 | } |
2257 | |
2258 | surface = qemu_create_displaysurface(width, height); |
2259 | dpy_gfx_replace_surface(s, surface); |
2260 | } |
2261 | |
2262 | DisplaySurface *qemu_console_surface(QemuConsole *console) |
2263 | { |
2264 | return console->surface; |
2265 | } |
2266 | |
2267 | PixelFormat qemu_default_pixelformat(int bpp) |
2268 | { |
2269 | pixman_format_code_t fmt = qemu_default_pixman_format(bpp, true); |
2270 | PixelFormat pf = qemu_pixelformat_from_pixman(fmt); |
2271 | return pf; |
2272 | } |
2273 | |
2274 | static QemuDisplay *dpys[DISPLAY_TYPE__MAX]; |
2275 | |
2276 | void qemu_display_register(QemuDisplay *ui) |
2277 | { |
2278 | assert(ui->type < DISPLAY_TYPE__MAX); |
2279 | dpys[ui->type] = ui; |
2280 | } |
2281 | |
2282 | bool qemu_display_find_default(DisplayOptions *opts) |
2283 | { |
2284 | static DisplayType prio[] = { |
2285 | DISPLAY_TYPE_GTK, |
2286 | DISPLAY_TYPE_SDL, |
2287 | DISPLAY_TYPE_COCOA |
2288 | }; |
2289 | int i; |
2290 | |
2291 | for (i = 0; i < ARRAY_SIZE(prio); i++) { |
2292 | if (dpys[prio[i]] == NULL) { |
2293 | ui_module_load_one(DisplayType_str(prio[i])); |
2294 | } |
2295 | if (dpys[prio[i]] == NULL) { |
2296 | continue; |
2297 | } |
2298 | opts->type = prio[i]; |
2299 | return true; |
2300 | } |
2301 | return false; |
2302 | } |
2303 | |
2304 | void qemu_display_early_init(DisplayOptions *opts) |
2305 | { |
2306 | assert(opts->type < DISPLAY_TYPE__MAX); |
2307 | if (opts->type == DISPLAY_TYPE_NONE) { |
2308 | return; |
2309 | } |
2310 | if (dpys[opts->type] == NULL) { |
2311 | ui_module_load_one(DisplayType_str(opts->type)); |
2312 | } |
2313 | if (dpys[opts->type] == NULL) { |
2314 | error_report("Display '%s' is not available." , |
2315 | DisplayType_str(opts->type)); |
2316 | exit(1); |
2317 | } |
2318 | if (dpys[opts->type]->early_init) { |
2319 | dpys[opts->type]->early_init(opts); |
2320 | } |
2321 | } |
2322 | |
2323 | void qemu_display_init(DisplayState *ds, DisplayOptions *opts) |
2324 | { |
2325 | assert(opts->type < DISPLAY_TYPE__MAX); |
2326 | if (opts->type == DISPLAY_TYPE_NONE) { |
2327 | return; |
2328 | } |
2329 | assert(dpys[opts->type] != NULL); |
2330 | dpys[opts->type]->init(ds, opts); |
2331 | } |
2332 | |
2333 | void qemu_chr_parse_vc(QemuOpts *opts, ChardevBackend *backend, Error **errp) |
2334 | { |
2335 | int val; |
2336 | ChardevVC *vc; |
2337 | |
2338 | backend->type = CHARDEV_BACKEND_KIND_VC; |
2339 | vc = backend->u.vc.data = g_new0(ChardevVC, 1); |
2340 | qemu_chr_parse_common(opts, qapi_ChardevVC_base(vc)); |
2341 | |
2342 | val = qemu_opt_get_number(opts, "width" , 0); |
2343 | if (val != 0) { |
2344 | vc->has_width = true; |
2345 | vc->width = val; |
2346 | } |
2347 | |
2348 | val = qemu_opt_get_number(opts, "height" , 0); |
2349 | if (val != 0) { |
2350 | vc->has_height = true; |
2351 | vc->height = val; |
2352 | } |
2353 | |
2354 | val = qemu_opt_get_number(opts, "cols" , 0); |
2355 | if (val != 0) { |
2356 | vc->has_cols = true; |
2357 | vc->cols = val; |
2358 | } |
2359 | |
2360 | val = qemu_opt_get_number(opts, "rows" , 0); |
2361 | if (val != 0) { |
2362 | vc->has_rows = true; |
2363 | vc->rows = val; |
2364 | } |
2365 | } |
2366 | |
2367 | static const TypeInfo qemu_console_info = { |
2368 | .name = TYPE_QEMU_CONSOLE, |
2369 | .parent = TYPE_OBJECT, |
2370 | .instance_size = sizeof(QemuConsole), |
2371 | .class_size = sizeof(QemuConsoleClass), |
2372 | }; |
2373 | |
2374 | static void char_vc_class_init(ObjectClass *oc, void *data) |
2375 | { |
2376 | ChardevClass *cc = CHARDEV_CLASS(oc); |
2377 | |
2378 | cc->parse = qemu_chr_parse_vc; |
2379 | cc->open = vc_chr_open; |
2380 | cc->chr_write = vc_chr_write; |
2381 | cc->chr_set_echo = vc_chr_set_echo; |
2382 | } |
2383 | |
2384 | static const TypeInfo char_vc_type_info = { |
2385 | .name = TYPE_CHARDEV_VC, |
2386 | .parent = TYPE_CHARDEV, |
2387 | .instance_size = sizeof(VCChardev), |
2388 | .class_init = char_vc_class_init, |
2389 | }; |
2390 | |
2391 | void qemu_console_early_init(void) |
2392 | { |
2393 | /* set the default vc driver */ |
2394 | if (!object_class_by_name(TYPE_CHARDEV_VC)) { |
2395 | type_register(&char_vc_type_info); |
2396 | } |
2397 | } |
2398 | |
2399 | static void register_types(void) |
2400 | { |
2401 | type_register_static(&qemu_console_info); |
2402 | } |
2403 | |
2404 | type_init(register_types); |
2405 | |