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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/fifo8.h" | |
31 | #include "qemu/main-loop.h" | |
32 | #include "qemu/module.h" | |
33 | #include "qemu/option.h" | |
34 | #include "qemu/timer.h" | |
35 | #include "chardev/char.h" | |
36 | #include "trace.h" | |
37 | #include "exec/memory.h" | |
38 | #include "io/channel-file.h" | |
39 | #include "qom/object.h" | |
40 | ||
41 | #define DEFAULT_BACKSCROLL 512 | |
42 | #define CONSOLE_CURSOR_PERIOD 500 | |
43 | ||
44 | typedef struct TextAttributes { | |
45 | uint8_t fgcol:4; | |
46 | uint8_t bgcol:4; | |
47 | uint8_t bold:1; | |
48 | uint8_t uline:1; | |
49 | uint8_t blink:1; | |
50 | uint8_t invers:1; | |
51 | uint8_t unvisible:1; | |
52 | } TextAttributes; | |
53 | ||
54 | typedef struct TextCell { | |
55 | uint8_t ch; | |
56 | TextAttributes t_attrib; | |
57 | } TextCell; | |
58 | ||
59 | #define MAX_ESC_PARAMS 3 | |
60 | ||
61 | enum TTYState { | |
62 | TTY_STATE_NORM, | |
63 | TTY_STATE_ESC, | |
64 | TTY_STATE_CSI, | |
65 | }; | |
66 | ||
67 | typedef enum { | |
68 | GRAPHIC_CONSOLE, | |
69 | TEXT_CONSOLE, | |
70 | TEXT_CONSOLE_FIXED_SIZE | |
71 | } console_type_t; | |
72 | ||
73 | struct QemuConsole { | |
74 | Object parent; | |
75 | ||
76 | int index; | |
77 | console_type_t console_type; | |
78 | DisplayState *ds; | |
79 | DisplaySurface *surface; | |
80 | DisplayScanout scanout; | |
81 | int dcls; | |
82 | DisplayGLCtx *gl; | |
83 | int gl_block; | |
84 | QEMUTimer *gl_unblock_timer; | |
85 | int window_id; | |
86 | ||
87 | /* Graphic console state. */ | |
88 | Object *device; | |
89 | uint32_t head; | |
90 | QemuUIInfo ui_info; | |
91 | QEMUTimer *ui_timer; | |
92 | const GraphicHwOps *hw_ops; | |
93 | void *hw; | |
94 | ||
95 | /* Text console state */ | |
96 | int width; | |
97 | int height; | |
98 | int total_height; | |
99 | int backscroll_height; | |
100 | int x, y; | |
101 | int x_saved, y_saved; | |
102 | int y_displayed; | |
103 | int y_base; | |
104 | TextAttributes t_attrib_default; /* default text attributes */ | |
105 | TextAttributes t_attrib; /* currently active text attributes */ | |
106 | TextCell *cells; | |
107 | int text_x[2], text_y[2], cursor_invalidate; | |
108 | int echo; | |
109 | ||
110 | int update_x0; | |
111 | int update_y0; | |
112 | int update_x1; | |
113 | int update_y1; | |
114 | ||
115 | enum TTYState state; | |
116 | int esc_params[MAX_ESC_PARAMS]; | |
117 | int nb_esc_params; | |
118 | ||
119 | Chardev *chr; | |
120 | /* fifo for key pressed */ | |
121 | Fifo8 out_fifo; | |
122 | CoQueue dump_queue; | |
123 | ||
124 | QTAILQ_ENTRY(QemuConsole) next; | |
125 | }; | |
126 | ||
127 | struct DisplayState { | |
128 | QEMUTimer *gui_timer; | |
129 | uint64_t last_update; | |
130 | uint64_t update_interval; | |
131 | bool refreshing; | |
132 | bool have_gfx; | |
133 | bool have_text; | |
134 | ||
135 | QLIST_HEAD(, DisplayChangeListener) listeners; | |
136 | }; | |
137 | ||
138 | static DisplayState *display_state; | |
139 | static QemuConsole *active_console; | |
140 | static QTAILQ_HEAD(, QemuConsole) consoles = | |
141 | QTAILQ_HEAD_INITIALIZER(consoles); | |
142 | static bool cursor_visible_phase; | |
143 | static QEMUTimer *cursor_timer; | |
144 | ||
145 | static void text_console_do_init(Chardev *chr, DisplayState *ds); | |
146 | static void dpy_refresh(DisplayState *s); | |
147 | static DisplayState *get_alloc_displaystate(void); | |
148 | static void text_console_update_cursor_timer(void); | |
149 | static void text_console_update_cursor(void *opaque); | |
150 | static bool displaychangelistener_has_dmabuf(DisplayChangeListener *dcl); | |
151 | ||
152 | static void gui_update(void *opaque) | |
153 | { | |
154 | uint64_t interval = GUI_REFRESH_INTERVAL_IDLE; | |
155 | uint64_t dcl_interval; | |
156 | DisplayState *ds = opaque; | |
157 | DisplayChangeListener *dcl; | |
158 | QemuConsole *con; | |
159 | ||
160 | ds->refreshing = true; | |
161 | dpy_refresh(ds); | |
162 | ds->refreshing = false; | |
163 | ||
164 | QLIST_FOREACH(dcl, &ds->listeners, next) { | |
165 | dcl_interval = dcl->update_interval ? | |
166 | dcl->update_interval : GUI_REFRESH_INTERVAL_DEFAULT; | |
167 | if (interval > dcl_interval) { | |
168 | interval = dcl_interval; | |
169 | } | |
170 | } | |
171 | if (ds->update_interval != interval) { | |
172 | ds->update_interval = interval; | |
173 | QTAILQ_FOREACH(con, &consoles, next) { | |
174 | if (con->hw_ops->update_interval) { | |
175 | con->hw_ops->update_interval(con->hw, interval); | |
176 | } | |
177 | } | |
178 | trace_console_refresh(interval); | |
179 | } | |
180 | ds->last_update = qemu_clock_get_ms(QEMU_CLOCK_REALTIME); | |
181 | timer_mod(ds->gui_timer, ds->last_update + interval); | |
182 | } | |
183 | ||
184 | static void gui_setup_refresh(DisplayState *ds) | |
185 | { | |
186 | DisplayChangeListener *dcl; | |
187 | bool need_timer = false; | |
188 | bool have_gfx = false; | |
189 | bool have_text = false; | |
190 | ||
191 | QLIST_FOREACH(dcl, &ds->listeners, next) { | |
192 | if (dcl->ops->dpy_refresh != NULL) { | |
193 | need_timer = true; | |
194 | } | |
195 | if (dcl->ops->dpy_gfx_update != NULL) { | |
196 | have_gfx = true; | |
197 | } | |
198 | if (dcl->ops->dpy_text_update != NULL) { | |
199 | have_text = true; | |
200 | } | |
201 | } | |
202 | ||
203 | if (need_timer && ds->gui_timer == NULL) { | |
204 | ds->gui_timer = timer_new_ms(QEMU_CLOCK_REALTIME, gui_update, ds); | |
205 | timer_mod(ds->gui_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME)); | |
206 | } | |
207 | if (!need_timer && ds->gui_timer != NULL) { | |
208 | timer_free(ds->gui_timer); | |
209 | ds->gui_timer = NULL; | |
210 | } | |
211 | ||
212 | ds->have_gfx = have_gfx; | |
213 | ds->have_text = have_text; | |
214 | } | |
215 | ||
216 | void graphic_hw_update_done(QemuConsole *con) | |
217 | { | |
218 | if (con) { | |
219 | qemu_co_queue_restart_all(&con->dump_queue); | |
220 | } | |
221 | } | |
222 | ||
223 | void graphic_hw_update(QemuConsole *con) | |
224 | { | |
225 | bool async = false; | |
226 | con = con ? con : active_console; | |
227 | if (!con) { | |
228 | return; | |
229 | } | |
230 | if (con->hw_ops->gfx_update) { | |
231 | con->hw_ops->gfx_update(con->hw); | |
232 | async = con->hw_ops->gfx_update_async; | |
233 | } | |
234 | if (!async) { | |
235 | graphic_hw_update_done(con); | |
236 | } | |
237 | } | |
238 | ||
239 | static void graphic_hw_gl_unblock_timer(void *opaque) | |
240 | { | |
241 | warn_report("console: no gl-unblock within one second"); | |
242 | } | |
243 | ||
244 | void graphic_hw_gl_block(QemuConsole *con, bool block) | |
245 | { | |
246 | uint64_t timeout; | |
247 | assert(con != NULL); | |
248 | ||
249 | if (block) { | |
250 | con->gl_block++; | |
251 | } else { | |
252 | con->gl_block--; | |
253 | } | |
254 | assert(con->gl_block >= 0); | |
255 | if (!con->hw_ops->gl_block) { | |
256 | return; | |
257 | } | |
258 | if ((block && con->gl_block != 1) || (!block && con->gl_block != 0)) { | |
259 | return; | |
260 | } | |
261 | con->hw_ops->gl_block(con->hw, block); | |
262 | ||
263 | if (block) { | |
264 | timeout = qemu_clock_get_ms(QEMU_CLOCK_REALTIME); | |
265 | timeout += 1000; /* one sec */ | |
266 | timer_mod(con->gl_unblock_timer, timeout); | |
267 | } else { | |
268 | timer_del(con->gl_unblock_timer); | |
269 | } | |
270 | } | |
271 | ||
272 | int qemu_console_get_window_id(QemuConsole *con) | |
273 | { | |
274 | return con->window_id; | |
275 | } | |
276 | ||
277 | void qemu_console_set_window_id(QemuConsole *con, int window_id) | |
278 | { | |
279 | con->window_id = window_id; | |
280 | } | |
281 | ||
282 | void graphic_hw_invalidate(QemuConsole *con) | |
283 | { | |
284 | if (!con) { | |
285 | con = active_console; | |
286 | } | |
287 | if (con && con->hw_ops->invalidate) { | |
288 | con->hw_ops->invalidate(con->hw); | |
289 | } | |
290 | } | |
291 | ||
292 | static bool ppm_save(int fd, pixman_image_t *image, Error **errp) | |
293 | { | |
294 | int width = pixman_image_get_width(image); | |
295 | int height = pixman_image_get_height(image); | |
296 | g_autoptr(Object) ioc = OBJECT(qio_channel_file_new_fd(fd)); | |
297 | g_autofree char *header = NULL; | |
298 | g_autoptr(pixman_image_t) linebuf = NULL; | |
299 | int y; | |
300 | ||
301 | trace_ppm_save(fd, image); | |
302 | ||
303 | header = g_strdup_printf("P6\n%d %d\n%d\n", width, height, 255); | |
304 | if (qio_channel_write_all(QIO_CHANNEL(ioc), | |
305 | header, strlen(header), errp) < 0) { | |
306 | return false; | |
307 | } | |
308 | ||
309 | linebuf = qemu_pixman_linebuf_create(PIXMAN_BE_r8g8b8, width); | |
310 | for (y = 0; y < height; y++) { | |
311 | qemu_pixman_linebuf_fill(linebuf, image, width, 0, y); | |
312 | if (qio_channel_write_all(QIO_CHANNEL(ioc), | |
313 | (char *)pixman_image_get_data(linebuf), | |
314 | pixman_image_get_stride(linebuf), errp) < 0) { | |
315 | return false; | |
316 | } | |
317 | } | |
318 | ||
319 | return true; | |
320 | } | |
321 | ||
322 | static void graphic_hw_update_bh(void *con) | |
323 | { | |
324 | graphic_hw_update(con); | |
325 | } | |
326 | ||
327 | /* Safety: coroutine-only, concurrent-coroutine safe, main thread only */ | |
328 | void coroutine_fn | |
329 | qmp_screendump(const char *filename, bool has_device, const char *device, | |
330 | bool has_head, int64_t head, Error **errp) | |
331 | { | |
332 | g_autoptr(pixman_image_t) image = NULL; | |
333 | QemuConsole *con; | |
334 | DisplaySurface *surface; | |
335 | int fd; | |
336 | ||
337 | if (has_device) { | |
338 | con = qemu_console_lookup_by_device_name(device, has_head ? head : 0, | |
339 | errp); | |
340 | if (!con) { | |
341 | return; | |
342 | } | |
343 | } else { | |
344 | if (has_head) { | |
345 | error_setg(errp, "'head' must be specified together with 'device'"); | |
346 | return; | |
347 | } | |
348 | con = qemu_console_lookup_by_index(0); | |
349 | if (!con) { | |
350 | error_setg(errp, "There is no console to take a screendump from"); | |
351 | return; | |
352 | } | |
353 | } | |
354 | ||
355 | if (qemu_co_queue_empty(&con->dump_queue)) { | |
356 | /* Defer the update, it will restart the pending coroutines */ | |
357 | aio_bh_schedule_oneshot(qemu_get_aio_context(), | |
358 | graphic_hw_update_bh, con); | |
359 | } | |
360 | qemu_co_queue_wait(&con->dump_queue, NULL); | |
361 | ||
362 | /* | |
363 | * All pending coroutines are woken up, while the BQL is held. No | |
364 | * further graphic update are possible until it is released. Take | |
365 | * an image ref before that. | |
366 | */ | |
367 | surface = qemu_console_surface(con); | |
368 | if (!surface) { | |
369 | error_setg(errp, "no surface"); | |
370 | return; | |
371 | } | |
372 | image = pixman_image_ref(surface->image); | |
373 | ||
374 | fd = qemu_open_old(filename, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY, 0666); | |
375 | if (fd == -1) { | |
376 | error_setg(errp, "failed to open file '%s': %s", filename, | |
377 | strerror(errno)); | |
378 | return; | |
379 | } | |
380 | ||
381 | /* | |
382 | * The image content could potentially be updated as the coroutine | |
383 | * yields and releases the BQL. It could produce corrupted dump, but | |
384 | * it should be otherwise safe. | |
385 | */ | |
386 | if (!ppm_save(fd, image, errp)) { | |
387 | qemu_unlink(filename); | |
388 | } | |
389 | } | |
390 | ||
391 | void graphic_hw_text_update(QemuConsole *con, console_ch_t *chardata) | |
392 | { | |
393 | if (!con) { | |
394 | con = active_console; | |
395 | } | |
396 | if (con && con->hw_ops->text_update) { | |
397 | con->hw_ops->text_update(con->hw, chardata); | |
398 | } | |
399 | } | |
400 | ||
401 | static void vga_fill_rect(QemuConsole *con, | |
402 | int posx, int posy, int width, int height, | |
403 | pixman_color_t color) | |
404 | { | |
405 | DisplaySurface *surface = qemu_console_surface(con); | |
406 | pixman_rectangle16_t rect = { | |
407 | .x = posx, .y = posy, .width = width, .height = height | |
408 | }; | |
409 | ||
410 | pixman_image_fill_rectangles(PIXMAN_OP_SRC, surface->image, | |
411 | &color, 1, &rect); | |
412 | } | |
413 | ||
414 | /* copy from (xs, ys) to (xd, yd) a rectangle of size (w, h) */ | |
415 | static void vga_bitblt(QemuConsole *con, | |
416 | int xs, int ys, int xd, int yd, int w, int h) | |
417 | { | |
418 | DisplaySurface *surface = qemu_console_surface(con); | |
419 | ||
420 | pixman_image_composite(PIXMAN_OP_SRC, | |
421 | surface->image, NULL, surface->image, | |
422 | xs, ys, 0, 0, xd, yd, w, h); | |
423 | } | |
424 | ||
425 | /***********************************************************/ | |
426 | /* basic char display */ | |
427 | ||
428 | #define FONT_HEIGHT 16 | |
429 | #define FONT_WIDTH 8 | |
430 | ||
431 | #include "vgafont.h" | |
432 | ||
433 | #define QEMU_RGB(r, g, b) \ | |
434 | { .red = r << 8, .green = g << 8, .blue = b << 8, .alpha = 0xffff } | |
435 | ||
436 | static const pixman_color_t color_table_rgb[2][8] = { | |
437 | { /* dark */ | |
438 | [QEMU_COLOR_BLACK] = QEMU_RGB(0x00, 0x00, 0x00), /* black */ | |
439 | [QEMU_COLOR_BLUE] = QEMU_RGB(0x00, 0x00, 0xaa), /* blue */ | |
440 | [QEMU_COLOR_GREEN] = QEMU_RGB(0x00, 0xaa, 0x00), /* green */ | |
441 | [QEMU_COLOR_CYAN] = QEMU_RGB(0x00, 0xaa, 0xaa), /* cyan */ | |
442 | [QEMU_COLOR_RED] = QEMU_RGB(0xaa, 0x00, 0x00), /* red */ | |
443 | [QEMU_COLOR_MAGENTA] = QEMU_RGB(0xaa, 0x00, 0xaa), /* magenta */ | |
444 | [QEMU_COLOR_YELLOW] = QEMU_RGB(0xaa, 0xaa, 0x00), /* yellow */ | |
445 | [QEMU_COLOR_WHITE] = QEMU_RGB(0xaa, 0xaa, 0xaa), /* white */ | |
446 | }, | |
447 | { /* bright */ | |
448 | [QEMU_COLOR_BLACK] = QEMU_RGB(0x00, 0x00, 0x00), /* black */ | |
449 | [QEMU_COLOR_BLUE] = QEMU_RGB(0x00, 0x00, 0xff), /* blue */ | |
450 | [QEMU_COLOR_GREEN] = QEMU_RGB(0x00, 0xff, 0x00), /* green */ | |
451 | [QEMU_COLOR_CYAN] = QEMU_RGB(0x00, 0xff, 0xff), /* cyan */ | |
452 | [QEMU_COLOR_RED] = QEMU_RGB(0xff, 0x00, 0x00), /* red */ | |
453 | [QEMU_COLOR_MAGENTA] = QEMU_RGB(0xff, 0x00, 0xff), /* magenta */ | |
454 | [QEMU_COLOR_YELLOW] = QEMU_RGB(0xff, 0xff, 0x00), /* yellow */ | |
455 | [QEMU_COLOR_WHITE] = QEMU_RGB(0xff, 0xff, 0xff), /* white */ | |
456 | } | |
457 | }; | |
458 | ||
459 | static void vga_putcharxy(QemuConsole *s, int x, int y, int ch, | |
460 | TextAttributes *t_attrib) | |
461 | { | |
462 | static pixman_image_t *glyphs[256]; | |
463 | DisplaySurface *surface = qemu_console_surface(s); | |
464 | pixman_color_t fgcol, bgcol; | |
465 | ||
466 | if (t_attrib->invers) { | |
467 | bgcol = color_table_rgb[t_attrib->bold][t_attrib->fgcol]; | |
468 | fgcol = color_table_rgb[t_attrib->bold][t_attrib->bgcol]; | |
469 | } else { | |
470 | fgcol = color_table_rgb[t_attrib->bold][t_attrib->fgcol]; | |
471 | bgcol = color_table_rgb[t_attrib->bold][t_attrib->bgcol]; | |
472 | } | |
473 | ||
474 | if (!glyphs[ch]) { | |
475 | glyphs[ch] = qemu_pixman_glyph_from_vgafont(FONT_HEIGHT, vgafont16, ch); | |
476 | } | |
477 | qemu_pixman_glyph_render(glyphs[ch], surface->image, | |
478 | &fgcol, &bgcol, x, y, FONT_WIDTH, FONT_HEIGHT); | |
479 | } | |
480 | ||
481 | static void text_console_resize(QemuConsole *s) | |
482 | { | |
483 | TextCell *cells, *c, *c1; | |
484 | int w1, x, y, last_width; | |
485 | ||
486 | assert(s->scanout.kind == SCANOUT_SURFACE); | |
487 | ||
488 | last_width = s->width; | |
489 | s->width = surface_width(s->surface) / FONT_WIDTH; | |
490 | s->height = surface_height(s->surface) / FONT_HEIGHT; | |
491 | ||
492 | w1 = last_width; | |
493 | if (s->width < w1) | |
494 | w1 = s->width; | |
495 | ||
496 | cells = g_new(TextCell, s->width * s->total_height + 1); | |
497 | for(y = 0; y < s->total_height; y++) { | |
498 | c = &cells[y * s->width]; | |
499 | if (w1 > 0) { | |
500 | c1 = &s->cells[y * last_width]; | |
501 | for(x = 0; x < w1; x++) { | |
502 | *c++ = *c1++; | |
503 | } | |
504 | } | |
505 | for(x = w1; x < s->width; x++) { | |
506 | c->ch = ' '; | |
507 | c->t_attrib = s->t_attrib_default; | |
508 | c++; | |
509 | } | |
510 | } | |
511 | g_free(s->cells); | |
512 | s->cells = cells; | |
513 | } | |
514 | ||
515 | static inline void text_update_xy(QemuConsole *s, int x, int y) | |
516 | { | |
517 | s->text_x[0] = MIN(s->text_x[0], x); | |
518 | s->text_x[1] = MAX(s->text_x[1], x); | |
519 | s->text_y[0] = MIN(s->text_y[0], y); | |
520 | s->text_y[1] = MAX(s->text_y[1], y); | |
521 | } | |
522 | ||
523 | static void invalidate_xy(QemuConsole *s, int x, int y) | |
524 | { | |
525 | if (!qemu_console_is_visible(s)) { | |
526 | return; | |
527 | } | |
528 | if (s->update_x0 > x * FONT_WIDTH) | |
529 | s->update_x0 = x * FONT_WIDTH; | |
530 | if (s->update_y0 > y * FONT_HEIGHT) | |
531 | s->update_y0 = y * FONT_HEIGHT; | |
532 | if (s->update_x1 < (x + 1) * FONT_WIDTH) | |
533 | s->update_x1 = (x + 1) * FONT_WIDTH; | |
534 | if (s->update_y1 < (y + 1) * FONT_HEIGHT) | |
535 | s->update_y1 = (y + 1) * FONT_HEIGHT; | |
536 | } | |
537 | ||
538 | static void update_xy(QemuConsole *s, int x, int y) | |
539 | { | |
540 | TextCell *c; | |
541 | int y1, y2; | |
542 | ||
543 | if (s->ds->have_text) { | |
544 | text_update_xy(s, x, y); | |
545 | } | |
546 | ||
547 | y1 = (s->y_base + y) % s->total_height; | |
548 | y2 = y1 - s->y_displayed; | |
549 | if (y2 < 0) { | |
550 | y2 += s->total_height; | |
551 | } | |
552 | if (y2 < s->height) { | |
553 | if (x >= s->width) { | |
554 | x = s->width - 1; | |
555 | } | |
556 | c = &s->cells[y1 * s->width + x]; | |
557 | vga_putcharxy(s, x, y2, c->ch, | |
558 | &(c->t_attrib)); | |
559 | invalidate_xy(s, x, y2); | |
560 | } | |
561 | } | |
562 | ||
563 | static void console_show_cursor(QemuConsole *s, int show) | |
564 | { | |
565 | TextCell *c; | |
566 | int y, y1; | |
567 | int x = s->x; | |
568 | ||
569 | if (s->ds->have_text) { | |
570 | s->cursor_invalidate = 1; | |
571 | } | |
572 | ||
573 | if (x >= s->width) { | |
574 | x = s->width - 1; | |
575 | } | |
576 | y1 = (s->y_base + s->y) % s->total_height; | |
577 | y = y1 - s->y_displayed; | |
578 | if (y < 0) { | |
579 | y += s->total_height; | |
580 | } | |
581 | if (y < s->height) { | |
582 | c = &s->cells[y1 * s->width + x]; | |
583 | if (show && cursor_visible_phase) { | |
584 | TextAttributes t_attrib = s->t_attrib_default; | |
585 | t_attrib.invers = !(t_attrib.invers); /* invert fg and bg */ | |
586 | vga_putcharxy(s, x, y, c->ch, &t_attrib); | |
587 | } else { | |
588 | vga_putcharxy(s, x, y, c->ch, &(c->t_attrib)); | |
589 | } | |
590 | invalidate_xy(s, x, y); | |
591 | } | |
592 | } | |
593 | ||
594 | static void console_refresh(QemuConsole *s) | |
595 | { | |
596 | DisplaySurface *surface = qemu_console_surface(s); | |
597 | TextCell *c; | |
598 | int x, y, y1; | |
599 | ||
600 | if (s->ds->have_text) { | |
601 | s->text_x[0] = 0; | |
602 | s->text_y[0] = 0; | |
603 | s->text_x[1] = s->width - 1; | |
604 | s->text_y[1] = s->height - 1; | |
605 | s->cursor_invalidate = 1; | |
606 | } | |
607 | ||
608 | vga_fill_rect(s, 0, 0, surface_width(surface), surface_height(surface), | |
609 | color_table_rgb[0][QEMU_COLOR_BLACK]); | |
610 | y1 = s->y_displayed; | |
611 | for (y = 0; y < s->height; y++) { | |
612 | c = s->cells + y1 * s->width; | |
613 | for (x = 0; x < s->width; x++) { | |
614 | vga_putcharxy(s, x, y, c->ch, | |
615 | &(c->t_attrib)); | |
616 | c++; | |
617 | } | |
618 | if (++y1 == s->total_height) { | |
619 | y1 = 0; | |
620 | } | |
621 | } | |
622 | console_show_cursor(s, 1); | |
623 | dpy_gfx_update(s, 0, 0, | |
624 | surface_width(surface), surface_height(surface)); | |
625 | } | |
626 | ||
627 | static void console_scroll(QemuConsole *s, int ydelta) | |
628 | { | |
629 | int i, y1; | |
630 | ||
631 | if (ydelta > 0) { | |
632 | for(i = 0; i < ydelta; i++) { | |
633 | if (s->y_displayed == s->y_base) | |
634 | break; | |
635 | if (++s->y_displayed == s->total_height) | |
636 | s->y_displayed = 0; | |
637 | } | |
638 | } else { | |
639 | ydelta = -ydelta; | |
640 | i = s->backscroll_height; | |
641 | if (i > s->total_height - s->height) | |
642 | i = s->total_height - s->height; | |
643 | y1 = s->y_base - i; | |
644 | if (y1 < 0) | |
645 | y1 += s->total_height; | |
646 | for(i = 0; i < ydelta; i++) { | |
647 | if (s->y_displayed == y1) | |
648 | break; | |
649 | if (--s->y_displayed < 0) | |
650 | s->y_displayed = s->total_height - 1; | |
651 | } | |
652 | } | |
653 | console_refresh(s); | |
654 | } | |
655 | ||
656 | static void console_put_lf(QemuConsole *s) | |
657 | { | |
658 | TextCell *c; | |
659 | int x, y1; | |
660 | ||
661 | s->y++; | |
662 | if (s->y >= s->height) { | |
663 | s->y = s->height - 1; | |
664 | ||
665 | if (s->y_displayed == s->y_base) { | |
666 | if (++s->y_displayed == s->total_height) | |
667 | s->y_displayed = 0; | |
668 | } | |
669 | if (++s->y_base == s->total_height) | |
670 | s->y_base = 0; | |
671 | if (s->backscroll_height < s->total_height) | |
672 | s->backscroll_height++; | |
673 | y1 = (s->y_base + s->height - 1) % s->total_height; | |
674 | c = &s->cells[y1 * s->width]; | |
675 | for(x = 0; x < s->width; x++) { | |
676 | c->ch = ' '; | |
677 | c->t_attrib = s->t_attrib_default; | |
678 | c++; | |
679 | } | |
680 | if (s->y_displayed == s->y_base) { | |
681 | if (s->ds->have_text) { | |
682 | s->text_x[0] = 0; | |
683 | s->text_y[0] = 0; | |
684 | s->text_x[1] = s->width - 1; | |
685 | s->text_y[1] = s->height - 1; | |
686 | } | |
687 | ||
688 | vga_bitblt(s, 0, FONT_HEIGHT, 0, 0, | |
689 | s->width * FONT_WIDTH, | |
690 | (s->height - 1) * FONT_HEIGHT); | |
691 | vga_fill_rect(s, 0, (s->height - 1) * FONT_HEIGHT, | |
692 | s->width * FONT_WIDTH, FONT_HEIGHT, | |
693 | color_table_rgb[0][s->t_attrib_default.bgcol]); | |
694 | s->update_x0 = 0; | |
695 | s->update_y0 = 0; | |
696 | s->update_x1 = s->width * FONT_WIDTH; | |
697 | s->update_y1 = s->height * FONT_HEIGHT; | |
698 | } | |
699 | } | |
700 | } | |
701 | ||
702 | /* Set console attributes depending on the current escape codes. | |
703 | * NOTE: I know this code is not very efficient (checking every color for it | |
704 | * self) but it is more readable and better maintainable. | |
705 | */ | |
706 | static void console_handle_escape(QemuConsole *s) | |
707 | { | |
708 | int i; | |
709 | ||
710 | for (i=0; i<s->nb_esc_params; i++) { | |
711 | switch (s->esc_params[i]) { | |
712 | case 0: /* reset all console attributes to default */ | |
713 | s->t_attrib = s->t_attrib_default; | |
714 | break; | |
715 | case 1: | |
716 | s->t_attrib.bold = 1; | |
717 | break; | |
718 | case 4: | |
719 | s->t_attrib.uline = 1; | |
720 | break; | |
721 | case 5: | |
722 | s->t_attrib.blink = 1; | |
723 | break; | |
724 | case 7: | |
725 | s->t_attrib.invers = 1; | |
726 | break; | |
727 | case 8: | |
728 | s->t_attrib.unvisible = 1; | |
729 | break; | |
730 | case 22: | |
731 | s->t_attrib.bold = 0; | |
732 | break; | |
733 | case 24: | |
734 | s->t_attrib.uline = 0; | |
735 | break; | |
736 | case 25: | |
737 | s->t_attrib.blink = 0; | |
738 | break; | |
739 | case 27: | |
740 | s->t_attrib.invers = 0; | |
741 | break; | |
742 | case 28: | |
743 | s->t_attrib.unvisible = 0; | |
744 | break; | |
745 | /* set foreground color */ | |
746 | case 30: | |
747 | s->t_attrib.fgcol = QEMU_COLOR_BLACK; | |
748 | break; | |
749 | case 31: | |
750 | s->t_attrib.fgcol = QEMU_COLOR_RED; | |
751 | break; | |
752 | case 32: | |
753 | s->t_attrib.fgcol = QEMU_COLOR_GREEN; | |
754 | break; | |
755 | case 33: | |
756 | s->t_attrib.fgcol = QEMU_COLOR_YELLOW; | |
757 | break; | |
758 | case 34: | |
759 | s->t_attrib.fgcol = QEMU_COLOR_BLUE; | |
760 | break; | |
761 | case 35: | |
762 | s->t_attrib.fgcol = QEMU_COLOR_MAGENTA; | |
763 | break; | |
764 | case 36: | |
765 | s->t_attrib.fgcol = QEMU_COLOR_CYAN; | |
766 | break; | |
767 | case 37: | |
768 | s->t_attrib.fgcol = QEMU_COLOR_WHITE; | |
769 | break; | |
770 | /* set background color */ | |
771 | case 40: | |
772 | s->t_attrib.bgcol = QEMU_COLOR_BLACK; | |
773 | break; | |
774 | case 41: | |
775 | s->t_attrib.bgcol = QEMU_COLOR_RED; | |
776 | break; | |
777 | case 42: | |
778 | s->t_attrib.bgcol = QEMU_COLOR_GREEN; | |
779 | break; | |
780 | case 43: | |
781 | s->t_attrib.bgcol = QEMU_COLOR_YELLOW; | |
782 | break; | |
783 | case 44: | |
784 | s->t_attrib.bgcol = QEMU_COLOR_BLUE; | |
785 | break; | |
786 | case 45: | |
787 | s->t_attrib.bgcol = QEMU_COLOR_MAGENTA; | |
788 | break; | |
789 | case 46: | |
790 | s->t_attrib.bgcol = QEMU_COLOR_CYAN; | |
791 | break; | |
792 | case 47: | |
793 | s->t_attrib.bgcol = QEMU_COLOR_WHITE; | |
794 | break; | |
795 | } | |
796 | } | |
797 | } | |
798 | ||
799 | static void console_clear_xy(QemuConsole *s, int x, int y) | |
800 | { | |
801 | int y1 = (s->y_base + y) % s->total_height; | |
802 | if (x >= s->width) { | |
803 | x = s->width - 1; | |
804 | } | |
805 | TextCell *c = &s->cells[y1 * s->width + x]; | |
806 | c->ch = ' '; | |
807 | c->t_attrib = s->t_attrib_default; | |
808 | update_xy(s, x, y); | |
809 | } | |
810 | ||
811 | static void console_put_one(QemuConsole *s, int ch) | |
812 | { | |
813 | TextCell *c; | |
814 | int y1; | |
815 | if (s->x >= s->width) { | |
816 | /* line wrap */ | |
817 | s->x = 0; | |
818 | console_put_lf(s); | |
819 | } | |
820 | y1 = (s->y_base + s->y) % s->total_height; | |
821 | c = &s->cells[y1 * s->width + s->x]; | |
822 | c->ch = ch; | |
823 | c->t_attrib = s->t_attrib; | |
824 | update_xy(s, s->x, s->y); | |
825 | s->x++; | |
826 | } | |
827 | ||
828 | static void console_respond_str(QemuConsole *s, const char *buf) | |
829 | { | |
830 | while (*buf) { | |
831 | console_put_one(s, *buf); | |
832 | buf++; | |
833 | } | |
834 | } | |
835 | ||
836 | /* set cursor, checking bounds */ | |
837 | static void set_cursor(QemuConsole *s, int x, int y) | |
838 | { | |
839 | if (x < 0) { | |
840 | x = 0; | |
841 | } | |
842 | if (y < 0) { | |
843 | y = 0; | |
844 | } | |
845 | if (y >= s->height) { | |
846 | y = s->height - 1; | |
847 | } | |
848 | if (x >= s->width) { | |
849 | x = s->width - 1; | |
850 | } | |
851 | ||
852 | s->x = x; | |
853 | s->y = y; | |
854 | } | |
855 | ||
856 | static void console_putchar(QemuConsole *s, int ch) | |
857 | { | |
858 | int i; | |
859 | int x, y; | |
860 | char response[40]; | |
861 | ||
862 | switch(s->state) { | |
863 | case TTY_STATE_NORM: | |
864 | switch(ch) { | |
865 | case '\r': /* carriage return */ | |
866 | s->x = 0; | |
867 | break; | |
868 | case '\n': /* newline */ | |
869 | console_put_lf(s); | |
870 | break; | |
871 | case '\b': /* backspace */ | |
872 | if (s->x > 0) | |
873 | s->x--; | |
874 | break; | |
875 | case '\t': /* tabspace */ | |
876 | if (s->x + (8 - (s->x % 8)) > s->width) { | |
877 | s->x = 0; | |
878 | console_put_lf(s); | |
879 | } else { | |
880 | s->x = s->x + (8 - (s->x % 8)); | |
881 | } | |
882 | break; | |
883 | case '\a': /* alert aka. bell */ | |
884 | /* TODO: has to be implemented */ | |
885 | break; | |
886 | case 14: | |
887 | /* SI (shift in), character set 0 (ignored) */ | |
888 | break; | |
889 | case 15: | |
890 | /* SO (shift out), character set 1 (ignored) */ | |
891 | break; | |
892 | case 27: /* esc (introducing an escape sequence) */ | |
893 | s->state = TTY_STATE_ESC; | |
894 | break; | |
895 | default: | |
896 | console_put_one(s, ch); | |
897 | break; | |
898 | } | |
899 | break; | |
900 | case TTY_STATE_ESC: /* check if it is a terminal escape sequence */ | |
901 | if (ch == '[') { | |
902 | for(i=0;i<MAX_ESC_PARAMS;i++) | |
903 | s->esc_params[i] = 0; | |
904 | s->nb_esc_params = 0; | |
905 | s->state = TTY_STATE_CSI; | |
906 | } else { | |
907 | s->state = TTY_STATE_NORM; | |
908 | } | |
909 | break; | |
910 | case TTY_STATE_CSI: /* handle escape sequence parameters */ | |
911 | if (ch >= '0' && ch <= '9') { | |
912 | if (s->nb_esc_params < MAX_ESC_PARAMS) { | |
913 | int *param = &s->esc_params[s->nb_esc_params]; | |
914 | int digit = (ch - '0'); | |
915 | ||
916 | *param = (*param <= (INT_MAX - digit) / 10) ? | |
917 | *param * 10 + digit : INT_MAX; | |
918 | } | |
919 | } else { | |
920 | if (s->nb_esc_params < MAX_ESC_PARAMS) | |
921 | s->nb_esc_params++; | |
922 | if (ch == ';' || ch == '?') { | |
923 | break; | |
924 | } | |
925 | trace_console_putchar_csi(s->esc_params[0], s->esc_params[1], | |
926 | ch, s->nb_esc_params); | |
927 | s->state = TTY_STATE_NORM; | |
928 | switch(ch) { | |
929 | case 'A': | |
930 | /* move cursor up */ | |
931 | if (s->esc_params[0] == 0) { | |
932 | s->esc_params[0] = 1; | |
933 | } | |
934 | set_cursor(s, s->x, s->y - s->esc_params[0]); | |
935 | break; | |
936 | case 'B': | |
937 | /* move cursor down */ | |
938 | if (s->esc_params[0] == 0) { | |
939 | s->esc_params[0] = 1; | |
940 | } | |
941 | set_cursor(s, s->x, s->y + s->esc_params[0]); | |
942 | break; | |
943 | case 'C': | |
944 | /* move cursor right */ | |
945 | if (s->esc_params[0] == 0) { | |
946 | s->esc_params[0] = 1; | |
947 | } | |
948 | set_cursor(s, s->x + s->esc_params[0], s->y); | |
949 | break; | |
950 | case 'D': | |
951 | /* move cursor left */ | |
952 | if (s->esc_params[0] == 0) { | |
953 | s->esc_params[0] = 1; | |
954 | } | |
955 | set_cursor(s, s->x - s->esc_params[0], s->y); | |
956 | break; | |
957 | case 'G': | |
958 | /* move cursor to column */ | |
959 | set_cursor(s, s->esc_params[0] - 1, s->y); | |
960 | break; | |
961 | case 'f': | |
962 | case 'H': | |
963 | /* move cursor to row, column */ | |
964 | set_cursor(s, s->esc_params[1] - 1, s->esc_params[0] - 1); | |
965 | break; | |
966 | case 'J': | |
967 | switch (s->esc_params[0]) { | |
968 | case 0: | |
969 | /* clear to end of screen */ | |
970 | for (y = s->y; y < s->height; y++) { | |
971 | for (x = 0; x < s->width; x++) { | |
972 | if (y == s->y && x < s->x) { | |
973 | continue; | |
974 | } | |
975 | console_clear_xy(s, x, y); | |
976 | } | |
977 | } | |
978 | break; | |
979 | case 1: | |
980 | /* clear from beginning of screen */ | |
981 | for (y = 0; y <= s->y; y++) { | |
982 | for (x = 0; x < s->width; x++) { | |
983 | if (y == s->y && x > s->x) { | |
984 | break; | |
985 | } | |
986 | console_clear_xy(s, x, y); | |
987 | } | |
988 | } | |
989 | break; | |
990 | case 2: | |
991 | /* clear entire screen */ | |
992 | for (y = 0; y <= s->height; y++) { | |
993 | for (x = 0; x < s->width; x++) { | |
994 | console_clear_xy(s, x, y); | |
995 | } | |
996 | } | |
997 | break; | |
998 | } | |
999 | break; | |
1000 | case 'K': | |
1001 | switch (s->esc_params[0]) { | |
1002 | case 0: | |
1003 | /* clear to eol */ | |
1004 | for(x = s->x; x < s->width; x++) { | |
1005 | console_clear_xy(s, x, s->y); | |
1006 | } | |
1007 | break; | |
1008 | case 1: | |
1009 | /* clear from beginning of line */ | |
1010 | for (x = 0; x <= s->x && x < s->width; x++) { | |
1011 | console_clear_xy(s, x, s->y); | |
1012 | } | |
1013 | break; | |
1014 | case 2: | |
1015 | /* clear entire line */ | |
1016 | for(x = 0; x < s->width; x++) { | |
1017 | console_clear_xy(s, x, s->y); | |
1018 | } | |
1019 | break; | |
1020 | } | |
1021 | break; | |
1022 | case 'm': | |
1023 | console_handle_escape(s); | |
1024 | break; | |
1025 | case 'n': | |
1026 | switch (s->esc_params[0]) { | |
1027 | case 5: | |
1028 | /* report console status (always succeed)*/ | |
1029 | console_respond_str(s, "\033[0n"); | |
1030 | break; | |
1031 | case 6: | |
1032 | /* report cursor position */ | |
1033 | sprintf(response, "\033[%d;%dR", | |
1034 | (s->y_base + s->y) % s->total_height + 1, | |
1035 | s->x + 1); | |
1036 | console_respond_str(s, response); | |
1037 | break; | |
1038 | } | |
1039 | break; | |
1040 | case 's': | |
1041 | /* save cursor position */ | |
1042 | s->x_saved = s->x; | |
1043 | s->y_saved = s->y; | |
1044 | break; | |
1045 | case 'u': | |
1046 | /* restore cursor position */ | |
1047 | s->x = s->x_saved; | |
1048 | s->y = s->y_saved; | |
1049 | break; | |
1050 | default: | |
1051 | trace_console_putchar_unhandled(ch); | |
1052 | break; | |
1053 | } | |
1054 | break; | |
1055 | } | |
1056 | } | |
1057 | } | |
1058 | ||
1059 | static void displaychangelistener_display_console(DisplayChangeListener *dcl, | |
1060 | QemuConsole *con) | |
1061 | { | |
1062 | static const char nodev[] = | |
1063 | "This VM has no graphic display device."; | |
1064 | static DisplaySurface *dummy; | |
1065 | ||
1066 | if (!con) { | |
1067 | if (!dcl->ops->dpy_gfx_switch) { | |
1068 | return; | |
1069 | } | |
1070 | if (!dummy) { | |
1071 | dummy = qemu_create_placeholder_surface(640, 480, nodev); | |
1072 | } | |
1073 | dcl->ops->dpy_gfx_switch(dcl, dummy); | |
1074 | return; | |
1075 | } | |
1076 | ||
1077 | if (con->scanout.kind == SCANOUT_DMABUF && | |
1078 | displaychangelistener_has_dmabuf(dcl)) { | |
1079 | dcl->ops->dpy_gl_scanout_dmabuf(dcl, con->scanout.dmabuf); | |
1080 | } else if (con->scanout.kind == SCANOUT_TEXTURE && | |
1081 | dcl->ops->dpy_gl_scanout_texture) { | |
1082 | dcl->ops->dpy_gl_scanout_texture(dcl, | |
1083 | con->scanout.texture.backing_id, | |
1084 | con->scanout.texture.backing_y_0_top, | |
1085 | con->scanout.texture.backing_width, | |
1086 | con->scanout.texture.backing_height, | |
1087 | con->scanout.texture.x, | |
1088 | con->scanout.texture.y, | |
1089 | con->scanout.texture.width, | |
1090 | con->scanout.texture.height); | |
1091 | } else if (con->scanout.kind == SCANOUT_SURFACE && | |
1092 | dcl->ops->dpy_gfx_switch) { | |
1093 | dcl->ops->dpy_gfx_switch(dcl, con->surface); | |
1094 | } | |
1095 | ||
1096 | dcl->ops->dpy_gfx_update(dcl, 0, 0, | |
1097 | qemu_console_get_width(con, 0), | |
1098 | qemu_console_get_height(con, 0)); | |
1099 | } | |
1100 | ||
1101 | void console_select(unsigned int index) | |
1102 | { | |
1103 | DisplayChangeListener *dcl; | |
1104 | QemuConsole *s; | |
1105 | ||
1106 | trace_console_select(index); | |
1107 | s = qemu_console_lookup_by_index(index); | |
1108 | if (s) { | |
1109 | DisplayState *ds = s->ds; | |
1110 | ||
1111 | active_console = s; | |
1112 | if (ds->have_gfx) { | |
1113 | QLIST_FOREACH(dcl, &ds->listeners, next) { | |
1114 | if (dcl->con != NULL) { | |
1115 | continue; | |
1116 | } | |
1117 | displaychangelistener_display_console(dcl, s); | |
1118 | } | |
1119 | } | |
1120 | if (ds->have_text) { | |
1121 | dpy_text_resize(s, s->width, s->height); | |
1122 | } | |
1123 | text_console_update_cursor(NULL); | |
1124 | } | |
1125 | } | |
1126 | ||
1127 | struct VCChardev { | |
1128 | Chardev parent; | |
1129 | QemuConsole *console; | |
1130 | }; | |
1131 | typedef struct VCChardev VCChardev; | |
1132 | ||
1133 | #define TYPE_CHARDEV_VC "chardev-vc" | |
1134 | DECLARE_INSTANCE_CHECKER(VCChardev, VC_CHARDEV, | |
1135 | TYPE_CHARDEV_VC) | |
1136 | ||
1137 | static int vc_chr_write(Chardev *chr, const uint8_t *buf, int len) | |
1138 | { | |
1139 | VCChardev *drv = VC_CHARDEV(chr); | |
1140 | QemuConsole *s = drv->console; | |
1141 | int i; | |
1142 | ||
1143 | if (!s->ds) { | |
1144 | return 0; | |
1145 | } | |
1146 | ||
1147 | s->update_x0 = s->width * FONT_WIDTH; | |
1148 | s->update_y0 = s->height * FONT_HEIGHT; | |
1149 | s->update_x1 = 0; | |
1150 | s->update_y1 = 0; | |
1151 | console_show_cursor(s, 0); | |
1152 | for(i = 0; i < len; i++) { | |
1153 | console_putchar(s, buf[i]); | |
1154 | } | |
1155 | console_show_cursor(s, 1); | |
1156 | if (s->ds->have_gfx && s->update_x0 < s->update_x1) { | |
1157 | dpy_gfx_update(s, s->update_x0, s->update_y0, | |
1158 | s->update_x1 - s->update_x0, | |
1159 | s->update_y1 - s->update_y0); | |
1160 | } | |
1161 | return len; | |
1162 | } | |
1163 | ||
1164 | static void kbd_send_chars(QemuConsole *s) | |
1165 | { | |
1166 | uint32_t len, avail; | |
1167 | ||
1168 | len = qemu_chr_be_can_write(s->chr); | |
1169 | avail = fifo8_num_used(&s->out_fifo); | |
1170 | while (len > 0 && avail > 0) { | |
1171 | const uint8_t *buf; | |
1172 | uint32_t size; | |
1173 | ||
1174 | buf = fifo8_pop_buf(&s->out_fifo, MIN(len, avail), &size); | |
1175 | qemu_chr_be_write(s->chr, (uint8_t *)buf, size); | |
1176 | len = qemu_chr_be_can_write(s->chr); | |
1177 | avail -= size; | |
1178 | } | |
1179 | } | |
1180 | ||
1181 | /* called when an ascii key is pressed */ | |
1182 | void kbd_put_keysym_console(QemuConsole *s, int keysym) | |
1183 | { | |
1184 | uint8_t buf[16], *q; | |
1185 | int c; | |
1186 | uint32_t num_free; | |
1187 | ||
1188 | if (!s || (s->console_type == GRAPHIC_CONSOLE)) | |
1189 | return; | |
1190 | ||
1191 | switch(keysym) { | |
1192 | case QEMU_KEY_CTRL_UP: | |
1193 | console_scroll(s, -1); | |
1194 | break; | |
1195 | case QEMU_KEY_CTRL_DOWN: | |
1196 | console_scroll(s, 1); | |
1197 | break; | |
1198 | case QEMU_KEY_CTRL_PAGEUP: | |
1199 | console_scroll(s, -10); | |
1200 | break; | |
1201 | case QEMU_KEY_CTRL_PAGEDOWN: | |
1202 | console_scroll(s, 10); | |
1203 | break; | |
1204 | default: | |
1205 | /* convert the QEMU keysym to VT100 key string */ | |
1206 | q = buf; | |
1207 | if (keysym >= 0xe100 && keysym <= 0xe11f) { | |
1208 | *q++ = '\033'; | |
1209 | *q++ = '['; | |
1210 | c = keysym - 0xe100; | |
1211 | if (c >= 10) | |
1212 | *q++ = '0' + (c / 10); | |
1213 | *q++ = '0' + (c % 10); | |
1214 | *q++ = '~'; | |
1215 | } else if (keysym >= 0xe120 && keysym <= 0xe17f) { | |
1216 | *q++ = '\033'; | |
1217 | *q++ = '['; | |
1218 | *q++ = keysym & 0xff; | |
1219 | } else if (s->echo && (keysym == '\r' || keysym == '\n')) { | |
1220 | vc_chr_write(s->chr, (const uint8_t *) "\r", 1); | |
1221 | *q++ = '\n'; | |
1222 | } else { | |
1223 | *q++ = keysym; | |
1224 | } | |
1225 | if (s->echo) { | |
1226 | vc_chr_write(s->chr, buf, q - buf); | |
1227 | } | |
1228 | num_free = fifo8_num_free(&s->out_fifo); | |
1229 | fifo8_push_all(&s->out_fifo, buf, MIN(num_free, q - buf)); | |
1230 | kbd_send_chars(s); | |
1231 | break; | |
1232 | } | |
1233 | } | |
1234 | ||
1235 | static const int qcode_to_keysym[Q_KEY_CODE__MAX] = { | |
1236 | [Q_KEY_CODE_UP] = QEMU_KEY_UP, | |
1237 | [Q_KEY_CODE_DOWN] = QEMU_KEY_DOWN, | |
1238 | [Q_KEY_CODE_RIGHT] = QEMU_KEY_RIGHT, | |
1239 | [Q_KEY_CODE_LEFT] = QEMU_KEY_LEFT, | |
1240 | [Q_KEY_CODE_HOME] = QEMU_KEY_HOME, | |
1241 | [Q_KEY_CODE_END] = QEMU_KEY_END, | |
1242 | [Q_KEY_CODE_PGUP] = QEMU_KEY_PAGEUP, | |
1243 | [Q_KEY_CODE_PGDN] = QEMU_KEY_PAGEDOWN, | |
1244 | [Q_KEY_CODE_DELETE] = QEMU_KEY_DELETE, | |
1245 | [Q_KEY_CODE_BACKSPACE] = QEMU_KEY_BACKSPACE, | |
1246 | }; | |
1247 | ||
1248 | static const int ctrl_qcode_to_keysym[Q_KEY_CODE__MAX] = { | |
1249 | [Q_KEY_CODE_UP] = QEMU_KEY_CTRL_UP, | |
1250 | [Q_KEY_CODE_DOWN] = QEMU_KEY_CTRL_DOWN, | |
1251 | [Q_KEY_CODE_RIGHT] = QEMU_KEY_CTRL_RIGHT, | |
1252 | [Q_KEY_CODE_LEFT] = QEMU_KEY_CTRL_LEFT, | |
1253 | [Q_KEY_CODE_HOME] = QEMU_KEY_CTRL_HOME, | |
1254 | [Q_KEY_CODE_END] = QEMU_KEY_CTRL_END, | |
1255 | [Q_KEY_CODE_PGUP] = QEMU_KEY_CTRL_PAGEUP, | |
1256 | [Q_KEY_CODE_PGDN] = QEMU_KEY_CTRL_PAGEDOWN, | |
1257 | }; | |
1258 | ||
1259 | bool kbd_put_qcode_console(QemuConsole *s, int qcode, bool ctrl) | |
1260 | { | |
1261 | int keysym; | |
1262 | ||
1263 | keysym = ctrl ? ctrl_qcode_to_keysym[qcode] : qcode_to_keysym[qcode]; | |
1264 | if (keysym == 0) { | |
1265 | return false; | |
1266 | } | |
1267 | kbd_put_keysym_console(s, keysym); | |
1268 | return true; | |
1269 | } | |
1270 | ||
1271 | void kbd_put_string_console(QemuConsole *s, const char *str, int len) | |
1272 | { | |
1273 | int i; | |
1274 | ||
1275 | for (i = 0; i < len && str[i]; i++) { | |
1276 | kbd_put_keysym_console(s, str[i]); | |
1277 | } | |
1278 | } | |
1279 | ||
1280 | void kbd_put_keysym(int keysym) | |
1281 | { | |
1282 | kbd_put_keysym_console(active_console, keysym); | |
1283 | } | |
1284 | ||
1285 | static void text_console_invalidate(void *opaque) | |
1286 | { | |
1287 | QemuConsole *s = (QemuConsole *) opaque; | |
1288 | ||
1289 | if (s->ds->have_text && s->console_type == TEXT_CONSOLE) { | |
1290 | text_console_resize(s); | |
1291 | } | |
1292 | console_refresh(s); | |
1293 | } | |
1294 | ||
1295 | static void text_console_update(void *opaque, console_ch_t *chardata) | |
1296 | { | |
1297 | QemuConsole *s = (QemuConsole *) opaque; | |
1298 | int i, j, src; | |
1299 | ||
1300 | if (s->text_x[0] <= s->text_x[1]) { | |
1301 | src = (s->y_base + s->text_y[0]) * s->width; | |
1302 | chardata += s->text_y[0] * s->width; | |
1303 | for (i = s->text_y[0]; i <= s->text_y[1]; i ++) | |
1304 | for (j = 0; j < s->width; j++, src++) { | |
1305 | console_write_ch(chardata ++, | |
1306 | ATTR2CHTYPE(s->cells[src].ch, | |
1307 | s->cells[src].t_attrib.fgcol, | |
1308 | s->cells[src].t_attrib.bgcol, | |
1309 | s->cells[src].t_attrib.bold)); | |
1310 | } | |
1311 | dpy_text_update(s, s->text_x[0], s->text_y[0], | |
1312 | s->text_x[1] - s->text_x[0], i - s->text_y[0]); | |
1313 | s->text_x[0] = s->width; | |
1314 | s->text_y[0] = s->height; | |
1315 | s->text_x[1] = 0; | |
1316 | s->text_y[1] = 0; | |
1317 | } | |
1318 | if (s->cursor_invalidate) { | |
1319 | dpy_text_cursor(s, s->x, s->y); | |
1320 | s->cursor_invalidate = 0; | |
1321 | } | |
1322 | } | |
1323 | ||
1324 | static QemuConsole *new_console(DisplayState *ds, console_type_t console_type, | |
1325 | uint32_t head) | |
1326 | { | |
1327 | Object *obj; | |
1328 | QemuConsole *s; | |
1329 | int i; | |
1330 | ||
1331 | obj = object_new(TYPE_QEMU_CONSOLE); | |
1332 | s = QEMU_CONSOLE(obj); | |
1333 | qemu_co_queue_init(&s->dump_queue); | |
1334 | s->head = head; | |
1335 | object_property_add_link(obj, "device", TYPE_DEVICE, | |
1336 | (Object **)&s->device, | |
1337 | object_property_allow_set_link, | |
1338 | OBJ_PROP_LINK_STRONG); | |
1339 | object_property_add_uint32_ptr(obj, "head", &s->head, | |
1340 | OBJ_PROP_FLAG_READ); | |
1341 | ||
1342 | if (!active_console || ((active_console->console_type != GRAPHIC_CONSOLE) && | |
1343 | (console_type == GRAPHIC_CONSOLE))) { | |
1344 | active_console = s; | |
1345 | } | |
1346 | s->ds = ds; | |
1347 | s->console_type = console_type; | |
1348 | s->window_id = -1; | |
1349 | ||
1350 | if (QTAILQ_EMPTY(&consoles)) { | |
1351 | s->index = 0; | |
1352 | QTAILQ_INSERT_TAIL(&consoles, s, next); | |
1353 | } else if (console_type != GRAPHIC_CONSOLE || phase_check(PHASE_MACHINE_READY)) { | |
1354 | QemuConsole *last = QTAILQ_LAST(&consoles); | |
1355 | s->index = last->index + 1; | |
1356 | QTAILQ_INSERT_TAIL(&consoles, s, next); | |
1357 | } else { | |
1358 | /* | |
1359 | * HACK: Put graphical consoles before text consoles. | |
1360 | * | |
1361 | * Only do that for coldplugged devices. After initial device | |
1362 | * initialization we will not renumber the consoles any more. | |
1363 | */ | |
1364 | QemuConsole *c = QTAILQ_FIRST(&consoles); | |
1365 | ||
1366 | while (QTAILQ_NEXT(c, next) != NULL && | |
1367 | c->console_type == GRAPHIC_CONSOLE) { | |
1368 | c = QTAILQ_NEXT(c, next); | |
1369 | } | |
1370 | if (c->console_type == GRAPHIC_CONSOLE) { | |
1371 | /* have no text consoles */ | |
1372 | s->index = c->index + 1; | |
1373 | QTAILQ_INSERT_AFTER(&consoles, c, s, next); | |
1374 | } else { | |
1375 | s->index = c->index; | |
1376 | QTAILQ_INSERT_BEFORE(c, s, next); | |
1377 | /* renumber text consoles */ | |
1378 | for (i = s->index + 1; c != NULL; c = QTAILQ_NEXT(c, next), i++) { | |
1379 | c->index = i; | |
1380 | } | |
1381 | } | |
1382 | } | |
1383 | return s; | |
1384 | } | |
1385 | ||
1386 | DisplaySurface *qemu_create_displaysurface(int width, int height) | |
1387 | { | |
1388 | DisplaySurface *surface = g_new0(DisplaySurface, 1); | |
1389 | ||
1390 | trace_displaysurface_create(surface, width, height); | |
1391 | surface->format = PIXMAN_x8r8g8b8; | |
1392 | surface->image = pixman_image_create_bits(surface->format, | |
1393 | width, height, | |
1394 | NULL, width * 4); | |
1395 | assert(surface->image != NULL); | |
1396 | surface->flags = QEMU_ALLOCATED_FLAG; | |
1397 | ||
1398 | return surface; | |
1399 | } | |
1400 | ||
1401 | DisplaySurface *qemu_create_displaysurface_from(int width, int height, | |
1402 | pixman_format_code_t format, | |
1403 | int linesize, uint8_t *data) | |
1404 | { | |
1405 | DisplaySurface *surface = g_new0(DisplaySurface, 1); | |
1406 | ||
1407 | trace_displaysurface_create_from(surface, width, height, format); | |
1408 | surface->format = format; | |
1409 | surface->image = pixman_image_create_bits(surface->format, | |
1410 | width, height, | |
1411 | (void *)data, linesize); | |
1412 | assert(surface->image != NULL); | |
1413 | ||
1414 | return surface; | |
1415 | } | |
1416 | ||
1417 | DisplaySurface *qemu_create_displaysurface_pixman(pixman_image_t *image) | |
1418 | { | |
1419 | DisplaySurface *surface = g_new0(DisplaySurface, 1); | |
1420 | ||
1421 | trace_displaysurface_create_pixman(surface); | |
1422 | surface->format = pixman_image_get_format(image); | |
1423 | surface->image = pixman_image_ref(image); | |
1424 | ||
1425 | return surface; | |
1426 | } | |
1427 | ||
1428 | DisplaySurface *qemu_create_placeholder_surface(int w, int h, | |
1429 | const char *msg) | |
1430 | { | |
1431 | DisplaySurface *surface = qemu_create_displaysurface(w, h); | |
1432 | pixman_color_t bg = color_table_rgb[0][QEMU_COLOR_BLACK]; | |
1433 | pixman_color_t fg = color_table_rgb[0][QEMU_COLOR_WHITE]; | |
1434 | pixman_image_t *glyph; | |
1435 | int len, x, y, i; | |
1436 | ||
1437 | len = strlen(msg); | |
1438 | x = (w / FONT_WIDTH - len) / 2; | |
1439 | y = (h / FONT_HEIGHT - 1) / 2; | |
1440 | for (i = 0; i < len; i++) { | |
1441 | glyph = qemu_pixman_glyph_from_vgafont(FONT_HEIGHT, vgafont16, msg[i]); | |
1442 | qemu_pixman_glyph_render(glyph, surface->image, &fg, &bg, | |
1443 | x+i, y, FONT_WIDTH, FONT_HEIGHT); | |
1444 | qemu_pixman_image_unref(glyph); | |
1445 | } | |
1446 | surface->flags |= QEMU_PLACEHOLDER_FLAG; | |
1447 | return surface; | |
1448 | } | |
1449 | ||
1450 | void qemu_free_displaysurface(DisplaySurface *surface) | |
1451 | { | |
1452 | if (surface == NULL) { | |
1453 | return; | |
1454 | } | |
1455 | trace_displaysurface_free(surface); | |
1456 | qemu_pixman_image_unref(surface->image); | |
1457 | g_free(surface); | |
1458 | } | |
1459 | ||
1460 | bool console_has_gl(QemuConsole *con) | |
1461 | { | |
1462 | return con->gl != NULL; | |
1463 | } | |
1464 | ||
1465 | static bool displaychangelistener_has_dmabuf(DisplayChangeListener *dcl) | |
1466 | { | |
1467 | if (dcl->ops->dpy_has_dmabuf) { | |
1468 | return dcl->ops->dpy_has_dmabuf(dcl); | |
1469 | } | |
1470 | ||
1471 | if (dcl->ops->dpy_gl_scanout_dmabuf) { | |
1472 | return true; | |
1473 | } | |
1474 | ||
1475 | return false; | |
1476 | } | |
1477 | ||
1478 | static bool dpy_compatible_with(QemuConsole *con, | |
1479 | DisplayChangeListener *dcl, Error **errp) | |
1480 | { | |
1481 | int flags; | |
1482 | ||
1483 | flags = con->hw_ops->get_flags ? con->hw_ops->get_flags(con->hw) : 0; | |
1484 | ||
1485 | if (console_has_gl(con) && | |
1486 | !con->gl->ops->dpy_gl_ctx_is_compatible_dcl(con->gl, dcl)) { | |
1487 | error_setg(errp, "Display %s is incompatible with the GL context", | |
1488 | dcl->ops->dpy_name); | |
1489 | return false; | |
1490 | } | |
1491 | ||
1492 | if (flags & GRAPHIC_FLAGS_GL && | |
1493 | !console_has_gl(con)) { | |
1494 | error_setg(errp, "The console requires a GL context."); | |
1495 | return false; | |
1496 | ||
1497 | } | |
1498 | ||
1499 | if (flags & GRAPHIC_FLAGS_DMABUF && | |
1500 | !displaychangelistener_has_dmabuf(dcl)) { | |
1501 | error_setg(errp, "The console requires display DMABUF support."); | |
1502 | return false; | |
1503 | } | |
1504 | ||
1505 | return true; | |
1506 | } | |
1507 | ||
1508 | void qemu_console_set_display_gl_ctx(QemuConsole *con, DisplayGLCtx *gl) | |
1509 | { | |
1510 | /* display has opengl support */ | |
1511 | assert(con); | |
1512 | if (con->gl) { | |
1513 | error_report("The console already has an OpenGL context."); | |
1514 | exit(1); | |
1515 | } | |
1516 | con->gl = gl; | |
1517 | } | |
1518 | ||
1519 | void register_displaychangelistener(DisplayChangeListener *dcl) | |
1520 | { | |
1521 | QemuConsole *con; | |
1522 | ||
1523 | assert(!dcl->ds); | |
1524 | ||
1525 | if (dcl->con) { | |
1526 | dpy_compatible_with(dcl->con, dcl, &error_fatal); | |
1527 | } | |
1528 | ||
1529 | trace_displaychangelistener_register(dcl, dcl->ops->dpy_name); | |
1530 | dcl->ds = get_alloc_displaystate(); | |
1531 | QLIST_INSERT_HEAD(&dcl->ds->listeners, dcl, next); | |
1532 | gui_setup_refresh(dcl->ds); | |
1533 | if (dcl->con) { | |
1534 | dcl->con->dcls++; | |
1535 | con = dcl->con; | |
1536 | } else { | |
1537 | con = active_console; | |
1538 | } | |
1539 | displaychangelistener_display_console(dcl, con); | |
1540 | text_console_update_cursor(NULL); | |
1541 | } | |
1542 | ||
1543 | void update_displaychangelistener(DisplayChangeListener *dcl, | |
1544 | uint64_t interval) | |
1545 | { | |
1546 | DisplayState *ds = dcl->ds; | |
1547 | ||
1548 | dcl->update_interval = interval; | |
1549 | if (!ds->refreshing && ds->update_interval > interval) { | |
1550 | timer_mod(ds->gui_timer, ds->last_update + interval); | |
1551 | } | |
1552 | } | |
1553 | ||
1554 | void unregister_displaychangelistener(DisplayChangeListener *dcl) | |
1555 | { | |
1556 | DisplayState *ds = dcl->ds; | |
1557 | trace_displaychangelistener_unregister(dcl, dcl->ops->dpy_name); | |
1558 | if (dcl->con) { | |
1559 | dcl->con->dcls--; | |
1560 | } | |
1561 | QLIST_REMOVE(dcl, next); | |
1562 | dcl->ds = NULL; | |
1563 | gui_setup_refresh(ds); | |
1564 | } | |
1565 | ||
1566 | static void dpy_set_ui_info_timer(void *opaque) | |
1567 | { | |
1568 | QemuConsole *con = opaque; | |
1569 | ||
1570 | con->hw_ops->ui_info(con->hw, con->head, &con->ui_info); | |
1571 | } | |
1572 | ||
1573 | bool dpy_ui_info_supported(QemuConsole *con) | |
1574 | { | |
1575 | if (con == NULL) { | |
1576 | con = active_console; | |
1577 | } | |
1578 | ||
1579 | return con->hw_ops->ui_info != NULL; | |
1580 | } | |
1581 | ||
1582 | const QemuUIInfo *dpy_get_ui_info(const QemuConsole *con) | |
1583 | { | |
1584 | if (con == NULL) { | |
1585 | con = active_console; | |
1586 | } | |
1587 | ||
1588 | return &con->ui_info; | |
1589 | } | |
1590 | ||
1591 | int dpy_set_ui_info(QemuConsole *con, QemuUIInfo *info, bool delay) | |
1592 | { | |
1593 | if (con == NULL) { | |
1594 | con = active_console; | |
1595 | } | |
1596 | ||
1597 | if (!dpy_ui_info_supported(con)) { | |
1598 | return -1; | |
1599 | } | |
1600 | if (memcmp(&con->ui_info, info, sizeof(con->ui_info)) == 0) { | |
1601 | /* nothing changed -- ignore */ | |
1602 | return 0; | |
1603 | } | |
1604 | ||
1605 | /* | |
1606 | * Typically we get a flood of these as the user resizes the window. | |
1607 | * Wait until the dust has settled (one second without updates), then | |
1608 | * go notify the guest. | |
1609 | */ | |
1610 | con->ui_info = *info; | |
1611 | timer_mod(con->ui_timer, | |
1612 | qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + (delay ? 1000 : 0)); | |
1613 | return 0; | |
1614 | } | |
1615 | ||
1616 | void dpy_gfx_update(QemuConsole *con, int x, int y, int w, int h) | |
1617 | { | |
1618 | DisplayState *s = con->ds; | |
1619 | DisplayChangeListener *dcl; | |
1620 | int width = qemu_console_get_width(con, x + w); | |
1621 | int height = qemu_console_get_height(con, y + h); | |
1622 | ||
1623 | x = MAX(x, 0); | |
1624 | y = MAX(y, 0); | |
1625 | x = MIN(x, width); | |
1626 | y = MIN(y, height); | |
1627 | w = MIN(w, width - x); | |
1628 | h = MIN(h, height - y); | |
1629 | ||
1630 | if (!qemu_console_is_visible(con)) { | |
1631 | return; | |
1632 | } | |
1633 | QLIST_FOREACH(dcl, &s->listeners, next) { | |
1634 | if (con != (dcl->con ? dcl->con : active_console)) { | |
1635 | continue; | |
1636 | } | |
1637 | if (dcl->ops->dpy_gfx_update) { | |
1638 | dcl->ops->dpy_gfx_update(dcl, x, y, w, h); | |
1639 | } | |
1640 | } | |
1641 | } | |
1642 | ||
1643 | void dpy_gfx_update_full(QemuConsole *con) | |
1644 | { | |
1645 | int w = qemu_console_get_width(con, 0); | |
1646 | int h = qemu_console_get_height(con, 0); | |
1647 | ||
1648 | dpy_gfx_update(con, 0, 0, w, h); | |
1649 | } | |
1650 | ||
1651 | void dpy_gfx_replace_surface(QemuConsole *con, | |
1652 | DisplaySurface *surface) | |
1653 | { | |
1654 | static const char placeholder_msg[] = "Display output is not active."; | |
1655 | DisplayState *s = con->ds; | |
1656 | DisplaySurface *old_surface = con->surface; | |
1657 | DisplayChangeListener *dcl; | |
1658 | int width; | |
1659 | int height; | |
1660 | ||
1661 | if (!surface) { | |
1662 | if (old_surface) { | |
1663 | width = surface_width(old_surface); | |
1664 | height = surface_height(old_surface); | |
1665 | } else { | |
1666 | width = 640; | |
1667 | height = 480; | |
1668 | } | |
1669 | ||
1670 | surface = qemu_create_placeholder_surface(width, height, placeholder_msg); | |
1671 | } | |
1672 | ||
1673 | assert(old_surface != surface); | |
1674 | ||
1675 | con->scanout.kind = SCANOUT_SURFACE; | |
1676 | con->surface = surface; | |
1677 | QLIST_FOREACH(dcl, &s->listeners, next) { | |
1678 | if (con != (dcl->con ? dcl->con : active_console)) { | |
1679 | continue; | |
1680 | } | |
1681 | if (dcl->ops->dpy_gfx_switch) { | |
1682 | dcl->ops->dpy_gfx_switch(dcl, surface); | |
1683 | } | |
1684 | } | |
1685 | qemu_free_displaysurface(old_surface); | |
1686 | } | |
1687 | ||
1688 | bool dpy_gfx_check_format(QemuConsole *con, | |
1689 | pixman_format_code_t format) | |
1690 | { | |
1691 | DisplayChangeListener *dcl; | |
1692 | DisplayState *s = con->ds; | |
1693 | ||
1694 | QLIST_FOREACH(dcl, &s->listeners, next) { | |
1695 | if (dcl->con && dcl->con != con) { | |
1696 | /* dcl bound to another console -> skip */ | |
1697 | continue; | |
1698 | } | |
1699 | if (dcl->ops->dpy_gfx_check_format) { | |
1700 | if (!dcl->ops->dpy_gfx_check_format(dcl, format)) { | |
1701 | return false; | |
1702 | } | |
1703 | } else { | |
1704 | /* default is to allow native 32 bpp only */ | |
1705 | if (format != qemu_default_pixman_format(32, true)) { | |
1706 | return false; | |
1707 | } | |
1708 | } | |
1709 | } | |
1710 | return true; | |
1711 | } | |
1712 | ||
1713 | static void dpy_refresh(DisplayState *s) | |
1714 | { | |
1715 | DisplayChangeListener *dcl; | |
1716 | ||
1717 | QLIST_FOREACH(dcl, &s->listeners, next) { | |
1718 | if (dcl->ops->dpy_refresh) { | |
1719 | dcl->ops->dpy_refresh(dcl); | |
1720 | } | |
1721 | } | |
1722 | } | |
1723 | ||
1724 | void dpy_text_cursor(QemuConsole *con, int x, int y) | |
1725 | { | |
1726 | DisplayState *s = con->ds; | |
1727 | DisplayChangeListener *dcl; | |
1728 | ||
1729 | if (!qemu_console_is_visible(con)) { | |
1730 | return; | |
1731 | } | |
1732 | QLIST_FOREACH(dcl, &s->listeners, next) { | |
1733 | if (con != (dcl->con ? dcl->con : active_console)) { | |
1734 | continue; | |
1735 | } | |
1736 | if (dcl->ops->dpy_text_cursor) { | |
1737 | dcl->ops->dpy_text_cursor(dcl, x, y); | |
1738 | } | |
1739 | } | |
1740 | } | |
1741 | ||
1742 | void dpy_text_update(QemuConsole *con, int x, int y, int w, int h) | |
1743 | { | |
1744 | DisplayState *s = con->ds; | |
1745 | DisplayChangeListener *dcl; | |
1746 | ||
1747 | if (!qemu_console_is_visible(con)) { | |
1748 | return; | |
1749 | } | |
1750 | QLIST_FOREACH(dcl, &s->listeners, next) { | |
1751 | if (con != (dcl->con ? dcl->con : active_console)) { | |
1752 | continue; | |
1753 | } | |
1754 | if (dcl->ops->dpy_text_update) { | |
1755 | dcl->ops->dpy_text_update(dcl, x, y, w, h); | |
1756 | } | |
1757 | } | |
1758 | } | |
1759 | ||
1760 | void dpy_text_resize(QemuConsole *con, int w, int h) | |
1761 | { | |
1762 | DisplayState *s = con->ds; | |
1763 | DisplayChangeListener *dcl; | |
1764 | ||
1765 | if (!qemu_console_is_visible(con)) { | |
1766 | return; | |
1767 | } | |
1768 | QLIST_FOREACH(dcl, &s->listeners, next) { | |
1769 | if (con != (dcl->con ? dcl->con : active_console)) { | |
1770 | continue; | |
1771 | } | |
1772 | if (dcl->ops->dpy_text_resize) { | |
1773 | dcl->ops->dpy_text_resize(dcl, w, h); | |
1774 | } | |
1775 | } | |
1776 | } | |
1777 | ||
1778 | void dpy_mouse_set(QemuConsole *con, int x, int y, int on) | |
1779 | { | |
1780 | DisplayState *s = con->ds; | |
1781 | DisplayChangeListener *dcl; | |
1782 | ||
1783 | if (!qemu_console_is_visible(con)) { | |
1784 | return; | |
1785 | } | |
1786 | QLIST_FOREACH(dcl, &s->listeners, next) { | |
1787 | if (con != (dcl->con ? dcl->con : active_console)) { | |
1788 | continue; | |
1789 | } | |
1790 | if (dcl->ops->dpy_mouse_set) { | |
1791 | dcl->ops->dpy_mouse_set(dcl, x, y, on); | |
1792 | } | |
1793 | } | |
1794 | } | |
1795 | ||
1796 | void dpy_cursor_define(QemuConsole *con, QEMUCursor *cursor) | |
1797 | { | |
1798 | DisplayState *s = con->ds; | |
1799 | DisplayChangeListener *dcl; | |
1800 | ||
1801 | if (!qemu_console_is_visible(con)) { | |
1802 | return; | |
1803 | } | |
1804 | QLIST_FOREACH(dcl, &s->listeners, next) { | |
1805 | if (con != (dcl->con ? dcl->con : active_console)) { | |
1806 | continue; | |
1807 | } | |
1808 | if (dcl->ops->dpy_cursor_define) { | |
1809 | dcl->ops->dpy_cursor_define(dcl, cursor); | |
1810 | } | |
1811 | } | |
1812 | } | |
1813 | ||
1814 | bool dpy_cursor_define_supported(QemuConsole *con) | |
1815 | { | |
1816 | DisplayState *s = con->ds; | |
1817 | DisplayChangeListener *dcl; | |
1818 | ||
1819 | QLIST_FOREACH(dcl, &s->listeners, next) { | |
1820 | if (dcl->ops->dpy_cursor_define) { | |
1821 | return true; | |
1822 | } | |
1823 | } | |
1824 | return false; | |
1825 | } | |
1826 | ||
1827 | QEMUGLContext dpy_gl_ctx_create(QemuConsole *con, | |
1828 | struct QEMUGLParams *qparams) | |
1829 | { | |
1830 | assert(con->gl); | |
1831 | return con->gl->ops->dpy_gl_ctx_create(con->gl, qparams); | |
1832 | } | |
1833 | ||
1834 | void dpy_gl_ctx_destroy(QemuConsole *con, QEMUGLContext ctx) | |
1835 | { | |
1836 | assert(con->gl); | |
1837 | con->gl->ops->dpy_gl_ctx_destroy(con->gl, ctx); | |
1838 | } | |
1839 | ||
1840 | int dpy_gl_ctx_make_current(QemuConsole *con, QEMUGLContext ctx) | |
1841 | { | |
1842 | assert(con->gl); | |
1843 | return con->gl->ops->dpy_gl_ctx_make_current(con->gl, ctx); | |
1844 | } | |
1845 | ||
1846 | void dpy_gl_scanout_disable(QemuConsole *con) | |
1847 | { | |
1848 | DisplayState *s = con->ds; | |
1849 | DisplayChangeListener *dcl; | |
1850 | ||
1851 | if (con->scanout.kind != SCANOUT_SURFACE) { | |
1852 | con->scanout.kind = SCANOUT_NONE; | |
1853 | } | |
1854 | QLIST_FOREACH(dcl, &s->listeners, next) { | |
1855 | if (dcl->ops->dpy_gl_scanout_disable) { | |
1856 | dcl->ops->dpy_gl_scanout_disable(dcl); | |
1857 | } | |
1858 | } | |
1859 | } | |
1860 | ||
1861 | void dpy_gl_scanout_texture(QemuConsole *con, | |
1862 | uint32_t backing_id, | |
1863 | bool backing_y_0_top, | |
1864 | uint32_t backing_width, | |
1865 | uint32_t backing_height, | |
1866 | uint32_t x, uint32_t y, | |
1867 | uint32_t width, uint32_t height) | |
1868 | { | |
1869 | DisplayState *s = con->ds; | |
1870 | DisplayChangeListener *dcl; | |
1871 | ||
1872 | con->scanout.kind = SCANOUT_TEXTURE; | |
1873 | con->scanout.texture = (ScanoutTexture) { | |
1874 | backing_id, backing_y_0_top, backing_width, backing_height, | |
1875 | x, y, width, height | |
1876 | }; | |
1877 | QLIST_FOREACH(dcl, &s->listeners, next) { | |
1878 | if (dcl->ops->dpy_gl_scanout_texture) { | |
1879 | dcl->ops->dpy_gl_scanout_texture(dcl, backing_id, | |
1880 | backing_y_0_top, | |
1881 | backing_width, backing_height, | |
1882 | x, y, width, height); | |
1883 | } | |
1884 | } | |
1885 | } | |
1886 | ||
1887 | void dpy_gl_scanout_dmabuf(QemuConsole *con, | |
1888 | QemuDmaBuf *dmabuf) | |
1889 | { | |
1890 | DisplayState *s = con->ds; | |
1891 | DisplayChangeListener *dcl; | |
1892 | ||
1893 | con->scanout.kind = SCANOUT_DMABUF; | |
1894 | con->scanout.dmabuf = dmabuf; | |
1895 | QLIST_FOREACH(dcl, &s->listeners, next) { | |
1896 | if (dcl->ops->dpy_gl_scanout_dmabuf) { | |
1897 | dcl->ops->dpy_gl_scanout_dmabuf(dcl, dmabuf); | |
1898 | } | |
1899 | } | |
1900 | } | |
1901 | ||
1902 | void dpy_gl_cursor_dmabuf(QemuConsole *con, QemuDmaBuf *dmabuf, | |
1903 | bool have_hot, uint32_t hot_x, uint32_t hot_y) | |
1904 | { | |
1905 | DisplayState *s = con->ds; | |
1906 | DisplayChangeListener *dcl; | |
1907 | ||
1908 | QLIST_FOREACH(dcl, &s->listeners, next) { | |
1909 | if (dcl->ops->dpy_gl_cursor_dmabuf) { | |
1910 | dcl->ops->dpy_gl_cursor_dmabuf(dcl, dmabuf, | |
1911 | have_hot, hot_x, hot_y); | |
1912 | } | |
1913 | } | |
1914 | } | |
1915 | ||
1916 | void dpy_gl_cursor_position(QemuConsole *con, | |
1917 | uint32_t pos_x, uint32_t pos_y) | |
1918 | { | |
1919 | DisplayState *s = con->ds; | |
1920 | DisplayChangeListener *dcl; | |
1921 | ||
1922 | QLIST_FOREACH(dcl, &s->listeners, next) { | |
1923 | if (dcl->ops->dpy_gl_cursor_position) { | |
1924 | dcl->ops->dpy_gl_cursor_position(dcl, pos_x, pos_y); | |
1925 | } | |
1926 | } | |
1927 | } | |
1928 | ||
1929 | void dpy_gl_release_dmabuf(QemuConsole *con, | |
1930 | QemuDmaBuf *dmabuf) | |
1931 | { | |
1932 | DisplayState *s = con->ds; | |
1933 | DisplayChangeListener *dcl; | |
1934 | ||
1935 | QLIST_FOREACH(dcl, &s->listeners, next) { | |
1936 | if (dcl->ops->dpy_gl_release_dmabuf) { | |
1937 | dcl->ops->dpy_gl_release_dmabuf(dcl, dmabuf); | |
1938 | } | |
1939 | } | |
1940 | } | |
1941 | ||
1942 | void dpy_gl_update(QemuConsole *con, | |
1943 | uint32_t x, uint32_t y, uint32_t w, uint32_t h) | |
1944 | { | |
1945 | DisplayState *s = con->ds; | |
1946 | DisplayChangeListener *dcl; | |
1947 | ||
1948 | assert(con->gl); | |
1949 | ||
1950 | graphic_hw_gl_block(con, true); | |
1951 | QLIST_FOREACH(dcl, &s->listeners, next) { | |
1952 | if (dcl->ops->dpy_gl_update) { | |
1953 | dcl->ops->dpy_gl_update(dcl, x, y, w, h); | |
1954 | } | |
1955 | } | |
1956 | graphic_hw_gl_block(con, false); | |
1957 | } | |
1958 | ||
1959 | /***********************************************************/ | |
1960 | /* register display */ | |
1961 | ||
1962 | /* console.c internal use only */ | |
1963 | static DisplayState *get_alloc_displaystate(void) | |
1964 | { | |
1965 | if (!display_state) { | |
1966 | display_state = g_new0(DisplayState, 1); | |
1967 | cursor_timer = timer_new_ms(QEMU_CLOCK_REALTIME, | |
1968 | text_console_update_cursor, NULL); | |
1969 | } | |
1970 | return display_state; | |
1971 | } | |
1972 | ||
1973 | /* | |
1974 | * Called by main(), after creating QemuConsoles | |
1975 | * and before initializing ui (sdl/vnc/...). | |
1976 | */ | |
1977 | DisplayState *init_displaystate(void) | |
1978 | { | |
1979 | gchar *name; | |
1980 | QemuConsole *con; | |
1981 | ||
1982 | get_alloc_displaystate(); | |
1983 | QTAILQ_FOREACH(con, &consoles, next) { | |
1984 | if (con->console_type != GRAPHIC_CONSOLE && | |
1985 | con->ds == NULL) { | |
1986 | text_console_do_init(con->chr, display_state); | |
1987 | } | |
1988 | ||
1989 | /* Hook up into the qom tree here (not in new_console()), once | |
1990 | * all QemuConsoles are created and the order / numbering | |
1991 | * doesn't change any more */ | |
1992 | name = g_strdup_printf("console[%d]", con->index); | |
1993 | object_property_add_child(container_get(object_get_root(), "/backend"), | |
1994 | name, OBJECT(con)); | |
1995 | g_free(name); | |
1996 | } | |
1997 | ||
1998 | return display_state; | |
1999 | } | |
2000 | ||
2001 | void graphic_console_set_hwops(QemuConsole *con, | |
2002 | const GraphicHwOps *hw_ops, | |
2003 | void *opaque) | |
2004 | { | |
2005 | con->hw_ops = hw_ops; | |
2006 | con->hw = opaque; | |
2007 | } | |
2008 | ||
2009 | QemuConsole *graphic_console_init(DeviceState *dev, uint32_t head, | |
2010 | const GraphicHwOps *hw_ops, | |
2011 | void *opaque) | |
2012 | { | |
2013 | static const char noinit[] = | |
2014 | "Guest has not initialized the display (yet)."; | |
2015 | int width = 640; | |
2016 | int height = 480; | |
2017 | QemuConsole *s; | |
2018 | DisplayState *ds; | |
2019 | DisplaySurface *surface; | |
2020 | ||
2021 | ds = get_alloc_displaystate(); | |
2022 | s = qemu_console_lookup_unused(); | |
2023 | if (s) { | |
2024 | trace_console_gfx_reuse(s->index); | |
2025 | width = qemu_console_get_width(s, 0); | |
2026 | height = qemu_console_get_height(s, 0); | |
2027 | } else { | |
2028 | trace_console_gfx_new(); | |
2029 | s = new_console(ds, GRAPHIC_CONSOLE, head); | |
2030 | s->ui_timer = timer_new_ms(QEMU_CLOCK_REALTIME, | |
2031 | dpy_set_ui_info_timer, s); | |
2032 | } | |
2033 | graphic_console_set_hwops(s, hw_ops, opaque); | |
2034 | if (dev) { | |
2035 | object_property_set_link(OBJECT(s), "device", OBJECT(dev), | |
2036 | &error_abort); | |
2037 | } | |
2038 | ||
2039 | surface = qemu_create_placeholder_surface(width, height, noinit); | |
2040 | dpy_gfx_replace_surface(s, surface); | |
2041 | s->gl_unblock_timer = timer_new_ms(QEMU_CLOCK_REALTIME, | |
2042 | graphic_hw_gl_unblock_timer, s); | |
2043 | return s; | |
2044 | } | |
2045 | ||
2046 | static const GraphicHwOps unused_ops = { | |
2047 | /* no callbacks */ | |
2048 | }; | |
2049 | ||
2050 | void graphic_console_close(QemuConsole *con) | |
2051 | { | |
2052 | static const char unplugged[] = | |
2053 | "Guest display has been unplugged"; | |
2054 | DisplaySurface *surface; | |
2055 | int width = qemu_console_get_width(con, 640); | |
2056 | int height = qemu_console_get_height(con, 480); | |
2057 | ||
2058 | trace_console_gfx_close(con->index); | |
2059 | object_property_set_link(OBJECT(con), "device", NULL, &error_abort); | |
2060 | graphic_console_set_hwops(con, &unused_ops, NULL); | |
2061 | ||
2062 | if (con->gl) { | |
2063 | dpy_gl_scanout_disable(con); | |
2064 | } | |
2065 | surface = qemu_create_placeholder_surface(width, height, unplugged); | |
2066 | dpy_gfx_replace_surface(con, surface); | |
2067 | } | |
2068 | ||
2069 | QemuConsole *qemu_console_lookup_by_index(unsigned int index) | |
2070 | { | |
2071 | QemuConsole *con; | |
2072 | ||
2073 | QTAILQ_FOREACH(con, &consoles, next) { | |
2074 | if (con->index == index) { | |
2075 | return con; | |
2076 | } | |
2077 | } | |
2078 | return NULL; | |
2079 | } | |
2080 | ||
2081 | QemuConsole *qemu_console_lookup_by_device(DeviceState *dev, uint32_t head) | |
2082 | { | |
2083 | QemuConsole *con; | |
2084 | Object *obj; | |
2085 | uint32_t h; | |
2086 | ||
2087 | QTAILQ_FOREACH(con, &consoles, next) { | |
2088 | obj = object_property_get_link(OBJECT(con), | |
2089 | "device", &error_abort); | |
2090 | if (DEVICE(obj) != dev) { | |
2091 | continue; | |
2092 | } | |
2093 | h = object_property_get_uint(OBJECT(con), | |
2094 | "head", &error_abort); | |
2095 | if (h != head) { | |
2096 | continue; | |
2097 | } | |
2098 | return con; | |
2099 | } | |
2100 | return NULL; | |
2101 | } | |
2102 | ||
2103 | QemuConsole *qemu_console_lookup_by_device_name(const char *device_id, | |
2104 | uint32_t head, Error **errp) | |
2105 | { | |
2106 | DeviceState *dev; | |
2107 | QemuConsole *con; | |
2108 | ||
2109 | dev = qdev_find_recursive(sysbus_get_default(), device_id); | |
2110 | if (dev == NULL) { | |
2111 | error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND, | |
2112 | "Device '%s' not found", device_id); | |
2113 | return NULL; | |
2114 | } | |
2115 | ||
2116 | con = qemu_console_lookup_by_device(dev, head); | |
2117 | if (con == NULL) { | |
2118 | error_setg(errp, "Device %s (head %d) is not bound to a QemuConsole", | |
2119 | device_id, head); | |
2120 | return NULL; | |
2121 | } | |
2122 | ||
2123 | return con; | |
2124 | } | |
2125 | ||
2126 | QemuConsole *qemu_console_lookup_unused(void) | |
2127 | { | |
2128 | QemuConsole *con; | |
2129 | Object *obj; | |
2130 | ||
2131 | QTAILQ_FOREACH(con, &consoles, next) { | |
2132 | if (con->hw_ops != &unused_ops) { | |
2133 | continue; | |
2134 | } | |
2135 | obj = object_property_get_link(OBJECT(con), | |
2136 | "device", &error_abort); | |
2137 | if (obj != NULL) { | |
2138 | continue; | |
2139 | } | |
2140 | return con; | |
2141 | } | |
2142 | return NULL; | |
2143 | } | |
2144 | ||
2145 | bool qemu_console_is_visible(QemuConsole *con) | |
2146 | { | |
2147 | return (con == active_console) || (con->dcls > 0); | |
2148 | } | |
2149 | ||
2150 | bool qemu_console_is_graphic(QemuConsole *con) | |
2151 | { | |
2152 | if (con == NULL) { | |
2153 | con = active_console; | |
2154 | } | |
2155 | return con && (con->console_type == GRAPHIC_CONSOLE); | |
2156 | } | |
2157 | ||
2158 | bool qemu_console_is_fixedsize(QemuConsole *con) | |
2159 | { | |
2160 | if (con == NULL) { | |
2161 | con = active_console; | |
2162 | } | |
2163 | return con && (con->console_type != TEXT_CONSOLE); | |
2164 | } | |
2165 | ||
2166 | bool qemu_console_is_gl_blocked(QemuConsole *con) | |
2167 | { | |
2168 | assert(con != NULL); | |
2169 | return con->gl_block; | |
2170 | } | |
2171 | ||
2172 | char *qemu_console_get_label(QemuConsole *con) | |
2173 | { | |
2174 | if (con->console_type == GRAPHIC_CONSOLE) { | |
2175 | if (con->device) { | |
2176 | return g_strdup(object_get_typename(con->device)); | |
2177 | } | |
2178 | return g_strdup("VGA"); | |
2179 | } else { | |
2180 | if (con->chr && con->chr->label) { | |
2181 | return g_strdup(con->chr->label); | |
2182 | } | |
2183 | return g_strdup_printf("vc%d", con->index); | |
2184 | } | |
2185 | } | |
2186 | ||
2187 | int qemu_console_get_index(QemuConsole *con) | |
2188 | { | |
2189 | if (con == NULL) { | |
2190 | con = active_console; | |
2191 | } | |
2192 | return con ? con->index : -1; | |
2193 | } | |
2194 | ||
2195 | uint32_t qemu_console_get_head(QemuConsole *con) | |
2196 | { | |
2197 | if (con == NULL) { | |
2198 | con = active_console; | |
2199 | } | |
2200 | return con ? con->head : -1; | |
2201 | } | |
2202 | ||
2203 | int qemu_console_get_width(QemuConsole *con, int fallback) | |
2204 | { | |
2205 | if (con == NULL) { | |
2206 | con = active_console; | |
2207 | } | |
2208 | if (con == NULL) { | |
2209 | return fallback; | |
2210 | } | |
2211 | switch (con->scanout.kind) { | |
2212 | case SCANOUT_DMABUF: | |
2213 | return con->scanout.dmabuf->width; | |
2214 | case SCANOUT_TEXTURE: | |
2215 | return con->scanout.texture.width; | |
2216 | case SCANOUT_SURFACE: | |
2217 | return surface_width(con->surface); | |
2218 | default: | |
2219 | return fallback; | |
2220 | } | |
2221 | } | |
2222 | ||
2223 | int qemu_console_get_height(QemuConsole *con, int fallback) | |
2224 | { | |
2225 | if (con == NULL) { | |
2226 | con = active_console; | |
2227 | } | |
2228 | if (con == NULL) { | |
2229 | return fallback; | |
2230 | } | |
2231 | switch (con->scanout.kind) { | |
2232 | case SCANOUT_DMABUF: | |
2233 | return con->scanout.dmabuf->height; | |
2234 | case SCANOUT_TEXTURE: | |
2235 | return con->scanout.texture.height; | |
2236 | case SCANOUT_SURFACE: | |
2237 | return surface_height(con->surface); | |
2238 | default: | |
2239 | return fallback; | |
2240 | } | |
2241 | } | |
2242 | ||
2243 | static void vc_chr_accept_input(Chardev *chr) | |
2244 | { | |
2245 | VCChardev *drv = VC_CHARDEV(chr); | |
2246 | QemuConsole *s = drv->console; | |
2247 | ||
2248 | kbd_send_chars(s); | |
2249 | } | |
2250 | ||
2251 | static void vc_chr_set_echo(Chardev *chr, bool echo) | |
2252 | { | |
2253 | VCChardev *drv = VC_CHARDEV(chr); | |
2254 | QemuConsole *s = drv->console; | |
2255 | ||
2256 | s->echo = echo; | |
2257 | } | |
2258 | ||
2259 | static void text_console_update_cursor_timer(void) | |
2260 | { | |
2261 | timer_mod(cursor_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) | |
2262 | + CONSOLE_CURSOR_PERIOD / 2); | |
2263 | } | |
2264 | ||
2265 | static void text_console_update_cursor(void *opaque) | |
2266 | { | |
2267 | QemuConsole *s; | |
2268 | int count = 0; | |
2269 | ||
2270 | cursor_visible_phase = !cursor_visible_phase; | |
2271 | ||
2272 | QTAILQ_FOREACH(s, &consoles, next) { | |
2273 | if (qemu_console_is_graphic(s) || | |
2274 | !qemu_console_is_visible(s)) { | |
2275 | continue; | |
2276 | } | |
2277 | count++; | |
2278 | graphic_hw_invalidate(s); | |
2279 | } | |
2280 | ||
2281 | if (count) { | |
2282 | text_console_update_cursor_timer(); | |
2283 | } | |
2284 | } | |
2285 | ||
2286 | static const GraphicHwOps text_console_ops = { | |
2287 | .invalidate = text_console_invalidate, | |
2288 | .text_update = text_console_update, | |
2289 | }; | |
2290 | ||
2291 | static void text_console_do_init(Chardev *chr, DisplayState *ds) | |
2292 | { | |
2293 | VCChardev *drv = VC_CHARDEV(chr); | |
2294 | QemuConsole *s = drv->console; | |
2295 | int g_width = 80 * FONT_WIDTH; | |
2296 | int g_height = 24 * FONT_HEIGHT; | |
2297 | ||
2298 | fifo8_create(&s->out_fifo, 16); | |
2299 | s->ds = ds; | |
2300 | ||
2301 | s->y_displayed = 0; | |
2302 | s->y_base = 0; | |
2303 | s->total_height = DEFAULT_BACKSCROLL; | |
2304 | s->x = 0; | |
2305 | s->y = 0; | |
2306 | if (s->scanout.kind != SCANOUT_SURFACE) { | |
2307 | if (active_console && active_console->scanout.kind == SCANOUT_SURFACE) { | |
2308 | g_width = qemu_console_get_width(active_console, g_width); | |
2309 | g_height = qemu_console_get_height(active_console, g_height); | |
2310 | } | |
2311 | s->surface = qemu_create_displaysurface(g_width, g_height); | |
2312 | s->scanout.kind = SCANOUT_SURFACE; | |
2313 | } | |
2314 | ||
2315 | s->hw_ops = &text_console_ops; | |
2316 | s->hw = s; | |
2317 | ||
2318 | /* Set text attribute defaults */ | |
2319 | s->t_attrib_default.bold = 0; | |
2320 | s->t_attrib_default.uline = 0; | |
2321 | s->t_attrib_default.blink = 0; | |
2322 | s->t_attrib_default.invers = 0; | |
2323 | s->t_attrib_default.unvisible = 0; | |
2324 | s->t_attrib_default.fgcol = QEMU_COLOR_WHITE; | |
2325 | s->t_attrib_default.bgcol = QEMU_COLOR_BLACK; | |
2326 | /* set current text attributes to default */ | |
2327 | s->t_attrib = s->t_attrib_default; | |
2328 | text_console_resize(s); | |
2329 | ||
2330 | if (chr->label) { | |
2331 | char *msg; | |
2332 | ||
2333 | s->t_attrib.bgcol = QEMU_COLOR_BLUE; | |
2334 | msg = g_strdup_printf("%s console\r\n", chr->label); | |
2335 | vc_chr_write(chr, (uint8_t *)msg, strlen(msg)); | |
2336 | g_free(msg); | |
2337 | s->t_attrib = s->t_attrib_default; | |
2338 | } | |
2339 | ||
2340 | qemu_chr_be_event(chr, CHR_EVENT_OPENED); | |
2341 | } | |
2342 | ||
2343 | static void vc_chr_open(Chardev *chr, | |
2344 | ChardevBackend *backend, | |
2345 | bool *be_opened, | |
2346 | Error **errp) | |
2347 | { | |
2348 | ChardevVC *vc = backend->u.vc.data; | |
2349 | VCChardev *drv = VC_CHARDEV(chr); | |
2350 | QemuConsole *s; | |
2351 | unsigned width = 0; | |
2352 | unsigned height = 0; | |
2353 | ||
2354 | if (vc->has_width) { | |
2355 | width = vc->width; | |
2356 | } else if (vc->has_cols) { | |
2357 | width = vc->cols * FONT_WIDTH; | |
2358 | } | |
2359 | ||
2360 | if (vc->has_height) { | |
2361 | height = vc->height; | |
2362 | } else if (vc->has_rows) { | |
2363 | height = vc->rows * FONT_HEIGHT; | |
2364 | } | |
2365 | ||
2366 | trace_console_txt_new(width, height); | |
2367 | if (width == 0 || height == 0) { | |
2368 | s = new_console(NULL, TEXT_CONSOLE, 0); | |
2369 | } else { | |
2370 | s = new_console(NULL, TEXT_CONSOLE_FIXED_SIZE, 0); | |
2371 | s->scanout.kind = SCANOUT_SURFACE; | |
2372 | s->surface = qemu_create_displaysurface(width, height); | |
2373 | } | |
2374 | ||
2375 | if (!s) { | |
2376 | error_setg(errp, "cannot create text console"); | |
2377 | return; | |
2378 | } | |
2379 | ||
2380 | s->chr = chr; | |
2381 | drv->console = s; | |
2382 | ||
2383 | if (display_state) { | |
2384 | text_console_do_init(chr, display_state); | |
2385 | } | |
2386 | ||
2387 | /* console/chardev init sometimes completes elsewhere in a 2nd | |
2388 | * stage, so defer OPENED events until they are fully initialized | |
2389 | */ | |
2390 | *be_opened = false; | |
2391 | } | |
2392 | ||
2393 | void qemu_console_resize(QemuConsole *s, int width, int height) | |
2394 | { | |
2395 | DisplaySurface *surface; | |
2396 | ||
2397 | assert(s->console_type == GRAPHIC_CONSOLE); | |
2398 | ||
2399 | if (qemu_console_get_width(s, -1) == width && | |
2400 | qemu_console_get_height(s, -1) == height) { | |
2401 | return; | |
2402 | } | |
2403 | ||
2404 | surface = qemu_create_displaysurface(width, height); | |
2405 | dpy_gfx_replace_surface(s, surface); | |
2406 | } | |
2407 | ||
2408 | DisplaySurface *qemu_console_surface(QemuConsole *console) | |
2409 | { | |
2410 | switch (console->scanout.kind) { | |
2411 | case SCANOUT_SURFACE: | |
2412 | return console->surface; | |
2413 | default: | |
2414 | return NULL; | |
2415 | } | |
2416 | } | |
2417 | ||
2418 | PixelFormat qemu_default_pixelformat(int bpp) | |
2419 | { | |
2420 | pixman_format_code_t fmt = qemu_default_pixman_format(bpp, true); | |
2421 | PixelFormat pf = qemu_pixelformat_from_pixman(fmt); | |
2422 | return pf; | |
2423 | } | |
2424 | ||
2425 | static QemuDisplay *dpys[DISPLAY_TYPE__MAX]; | |
2426 | ||
2427 | void qemu_display_register(QemuDisplay *ui) | |
2428 | { | |
2429 | assert(ui->type < DISPLAY_TYPE__MAX); | |
2430 | dpys[ui->type] = ui; | |
2431 | } | |
2432 | ||
2433 | bool qemu_display_find_default(DisplayOptions *opts) | |
2434 | { | |
2435 | static DisplayType prio[] = { | |
2436 | #if defined(CONFIG_GTK) | |
2437 | DISPLAY_TYPE_GTK, | |
2438 | #endif | |
2439 | #if defined(CONFIG_SDL) | |
2440 | DISPLAY_TYPE_SDL, | |
2441 | #endif | |
2442 | #if defined(CONFIG_COCOA) | |
2443 | DISPLAY_TYPE_COCOA | |
2444 | #endif | |
2445 | }; | |
2446 | int i; | |
2447 | ||
2448 | for (i = 0; i < (int)ARRAY_SIZE(prio); i++) { | |
2449 | if (dpys[prio[i]] == NULL) { | |
2450 | ui_module_load_one(DisplayType_str(prio[i])); | |
2451 | } | |
2452 | if (dpys[prio[i]] == NULL) { | |
2453 | continue; | |
2454 | } | |
2455 | opts->type = prio[i]; | |
2456 | return true; | |
2457 | } | |
2458 | return false; | |
2459 | } | |
2460 | ||
2461 | void qemu_display_early_init(DisplayOptions *opts) | |
2462 | { | |
2463 | assert(opts->type < DISPLAY_TYPE__MAX); | |
2464 | if (opts->type == DISPLAY_TYPE_NONE) { | |
2465 | return; | |
2466 | } | |
2467 | if (dpys[opts->type] == NULL) { | |
2468 | ui_module_load_one(DisplayType_str(opts->type)); | |
2469 | } | |
2470 | if (dpys[opts->type] == NULL) { | |
2471 | error_report("Display '%s' is not available.", | |
2472 | DisplayType_str(opts->type)); | |
2473 | exit(1); | |
2474 | } | |
2475 | if (dpys[opts->type]->early_init) { | |
2476 | dpys[opts->type]->early_init(opts); | |
2477 | } | |
2478 | } | |
2479 | ||
2480 | void qemu_display_init(DisplayState *ds, DisplayOptions *opts) | |
2481 | { | |
2482 | assert(opts->type < DISPLAY_TYPE__MAX); | |
2483 | if (opts->type == DISPLAY_TYPE_NONE) { | |
2484 | return; | |
2485 | } | |
2486 | assert(dpys[opts->type] != NULL); | |
2487 | dpys[opts->type]->init(ds, opts); | |
2488 | } | |
2489 | ||
2490 | void qemu_display_help(void) | |
2491 | { | |
2492 | int idx; | |
2493 | ||
2494 | printf("Available display backend types:\n"); | |
2495 | printf("none\n"); | |
2496 | for (idx = DISPLAY_TYPE_NONE; idx < DISPLAY_TYPE__MAX; idx++) { | |
2497 | if (!dpys[idx]) { | |
2498 | ui_module_load_one(DisplayType_str(idx)); | |
2499 | } | |
2500 | if (dpys[idx]) { | |
2501 | printf("%s\n", DisplayType_str(dpys[idx]->type)); | |
2502 | } | |
2503 | } | |
2504 | } | |
2505 | ||
2506 | void qemu_chr_parse_vc(QemuOpts *opts, ChardevBackend *backend, Error **errp) | |
2507 | { | |
2508 | int val; | |
2509 | ChardevVC *vc; | |
2510 | ||
2511 | backend->type = CHARDEV_BACKEND_KIND_VC; | |
2512 | vc = backend->u.vc.data = g_new0(ChardevVC, 1); | |
2513 | qemu_chr_parse_common(opts, qapi_ChardevVC_base(vc)); | |
2514 | ||
2515 | val = qemu_opt_get_number(opts, "width", 0); | |
2516 | if (val != 0) { | |
2517 | vc->has_width = true; | |
2518 | vc->width = val; | |
2519 | } | |
2520 | ||
2521 | val = qemu_opt_get_number(opts, "height", 0); | |
2522 | if (val != 0) { | |
2523 | vc->has_height = true; | |
2524 | vc->height = val; | |
2525 | } | |
2526 | ||
2527 | val = qemu_opt_get_number(opts, "cols", 0); | |
2528 | if (val != 0) { | |
2529 | vc->has_cols = true; | |
2530 | vc->cols = val; | |
2531 | } | |
2532 | ||
2533 | val = qemu_opt_get_number(opts, "rows", 0); | |
2534 | if (val != 0) { | |
2535 | vc->has_rows = true; | |
2536 | vc->rows = val; | |
2537 | } | |
2538 | } | |
2539 | ||
2540 | static const TypeInfo qemu_console_info = { | |
2541 | .name = TYPE_QEMU_CONSOLE, | |
2542 | .parent = TYPE_OBJECT, | |
2543 | .instance_size = sizeof(QemuConsole), | |
2544 | .class_size = sizeof(QemuConsoleClass), | |
2545 | }; | |
2546 | ||
2547 | static void char_vc_class_init(ObjectClass *oc, void *data) | |
2548 | { | |
2549 | ChardevClass *cc = CHARDEV_CLASS(oc); | |
2550 | ||
2551 | cc->parse = qemu_chr_parse_vc; | |
2552 | cc->open = vc_chr_open; | |
2553 | cc->chr_write = vc_chr_write; | |
2554 | cc->chr_accept_input = vc_chr_accept_input; | |
2555 | cc->chr_set_echo = vc_chr_set_echo; | |
2556 | } | |
2557 | ||
2558 | static const TypeInfo char_vc_type_info = { | |
2559 | .name = TYPE_CHARDEV_VC, | |
2560 | .parent = TYPE_CHARDEV, | |
2561 | .instance_size = sizeof(VCChardev), | |
2562 | .class_init = char_vc_class_init, | |
2563 | }; | |
2564 | ||
2565 | void qemu_console_early_init(void) | |
2566 | { | |
2567 | /* set the default vc driver */ | |
2568 | if (!object_class_by_name(TYPE_CHARDEV_VC)) { | |
2569 | type_register(&char_vc_type_info); | |
2570 | } | |
2571 | } | |
2572 | ||
2573 | static void register_types(void) | |
2574 | { | |
2575 | type_register_static(&qemu_console_info); | |
2576 | } | |
2577 | ||
2578 | type_init(register_types); |