source: mainline/uspace/srv/hid/console/console.c@ 991f645

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since 991f645 was 991f645, checked in by Jakub Jermar <jakub@…>, 15 years ago

Rename dev_handle_t to devmap_handle_t and make it explicitly clear that
dev_handle_t is a handle understood by devmap.
  • Property mode set to 100644
File size: 20.4 KB
Line 
1/*
2 * Copyright (c) 2006 Josef Cejka
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * - Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * - Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * - The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29/** @addtogroup console
30 * @{
31 */
32/** @file
33 */
34
35#include <libc.h>
36#include <ipc/ipc.h>
37#include <ipc/kbd.h>
38#include <io/keycode.h>
39#include <ipc/mouse.h>
40#include <ipc/fb.h>
41#include <ipc/services.h>
42#include <errno.h>
43#include <ipc/console.h>
44#include <unistd.h>
45#include <async.h>
46#include <adt/fifo.h>
47#include <sys/mman.h>
48#include <stdio.h>
49#include <str.h>
50#include <sysinfo.h>
51#include <event.h>
52#include <devmap.h>
53#include <fcntl.h>
54#include <vfs/vfs.h>
55#include <fibril_synch.h>
56#include <io/style.h>
57#include <io/screenbuffer.h>
58
59#include "console.h"
60#include "gcons.h"
61#include "keybuffer.h"
62
63
64#define NAME "console"
65#define NAMESPACE "term"
66
67/** Phone to the keyboard driver. */
68static int kbd_phone;
69
70/** Phone to the mouse driver. */
71static int mouse_phone;
72
73/** Information about framebuffer */
74struct {
75 int phone; /**< Framebuffer phone */
76 ipcarg_t cols; /**< Framebuffer columns */
77 ipcarg_t rows; /**< Framebuffer rows */
78 ipcarg_t color_cap; /**< Color capabilities (FB_CCAP_xxx) */
79} fb_info;
80
81typedef struct {
82 size_t index; /**< Console index */
83 size_t refcount; /**< Connection reference count */
84 devmap_handle_t devmap_handle; /**< Device handle */
85 keybuffer_t keybuffer; /**< Buffer for incoming keys. */
86 screenbuffer_t scr; /**< Screenbuffer for saving screen
87 contents and related settings. */
88} console_t;
89
90/** Array of data for virtual consoles */
91static console_t consoles[CONSOLE_COUNT];
92
93static console_t *active_console = &consoles[0];
94static console_t *prev_console = &consoles[0];
95static console_t *kernel_console = &consoles[KERNEL_CONSOLE];
96
97/** Pointer to memory shared with framebufer used for
98 faster virtual console switching */
99static keyfield_t *interbuffer = NULL;
100
101/** Information on row-span yet unsent to FB driver. */
102struct {
103 ipcarg_t col; /**< Leftmost column of the span. */
104 ipcarg_t row; /**< Row where the span lies. */
105 ipcarg_t cnt; /**< Width of the span. */
106} fb_pending;
107
108static FIBRIL_MUTEX_INITIALIZE(input_mutex);
109static FIBRIL_CONDVAR_INITIALIZE(input_cv);
110
111static void curs_visibility(bool visible)
112{
113 async_msg_1(fb_info.phone, FB_CURSOR_VISIBILITY, visible);
114}
115
116static void curs_hide_sync(void)
117{
118 ipc_call_sync_1_0(fb_info.phone, FB_CURSOR_VISIBILITY, false);
119}
120
121static void curs_goto(ipcarg_t x, ipcarg_t y)
122{
123 async_msg_2(fb_info.phone, FB_CURSOR_GOTO, x, y);
124}
125
126static void screen_clear(void)
127{
128 async_msg_0(fb_info.phone, FB_CLEAR);
129}
130
131static void screen_yield(void)
132{
133 ipc_call_sync_0_0(fb_info.phone, FB_SCREEN_YIELD);
134}
135
136static void screen_reclaim(void)
137{
138 ipc_call_sync_0_0(fb_info.phone, FB_SCREEN_RECLAIM);
139}
140
141static void kbd_yield(void)
142{
143 ipc_call_sync_0_0(kbd_phone, KBD_YIELD);
144}
145
146static void kbd_reclaim(void)
147{
148 ipc_call_sync_0_0(kbd_phone, KBD_RECLAIM);
149}
150
151static void set_style(uint8_t style)
152{
153 async_msg_1(fb_info.phone, FB_SET_STYLE, style);
154}
155
156static void set_color(uint8_t fgcolor, uint8_t bgcolor, uint8_t flags)
157{
158 async_msg_3(fb_info.phone, FB_SET_COLOR, fgcolor, bgcolor, flags);
159}
160
161static void set_rgb_color(uint32_t fgcolor, uint32_t bgcolor)
162{
163 async_msg_2(fb_info.phone, FB_SET_RGB_COLOR, fgcolor, bgcolor);
164}
165
166static void set_attrs(attrs_t *attrs)
167{
168 switch (attrs->t) {
169 case at_style:
170 set_style(attrs->a.s.style);
171 break;
172 case at_idx:
173 set_color(attrs->a.i.fg_color, attrs->a.i.bg_color,
174 attrs->a.i.flags);
175 break;
176 case at_rgb:
177 set_rgb_color(attrs->a.r.fg_color, attrs->a.r.bg_color);
178 break;
179 }
180}
181
182static int ccap_fb_to_con(ipcarg_t ccap_fb, ipcarg_t *ccap_con)
183{
184 switch (ccap_fb) {
185 case FB_CCAP_NONE:
186 *ccap_con = CONSOLE_CCAP_NONE;
187 break;
188 case FB_CCAP_STYLE:
189 *ccap_con = CONSOLE_CCAP_STYLE;
190 break;
191 case FB_CCAP_INDEXED:
192 *ccap_con = CONSOLE_CCAP_INDEXED;
193 break;
194 case FB_CCAP_RGB:
195 *ccap_con = CONSOLE_CCAP_RGB;
196 break;
197 default:
198 return EINVAL;
199 }
200
201 return EOK;
202}
203
204/** Send an area of screenbuffer to the FB driver. */
205static void fb_update_area(console_t *cons, ipcarg_t x0, ipcarg_t y0, ipcarg_t width, ipcarg_t height)
206{
207 if (interbuffer) {
208 ipcarg_t x;
209 ipcarg_t y;
210
211 for (y = 0; y < height; y++) {
212 for (x = 0; x < width; x++) {
213 interbuffer[y * width + x] =
214 *get_field_at(&cons->scr, x0 + x, y0 + y);
215 }
216 }
217
218 async_req_4_0(fb_info.phone, FB_DRAW_TEXT_DATA,
219 x0, y0, width, height);
220 }
221}
222
223/** Flush pending cells to FB. */
224static void fb_pending_flush(void)
225{
226 if (fb_pending.cnt > 0) {
227 fb_update_area(active_console, fb_pending.col,
228 fb_pending.row, fb_pending.cnt, 1);
229 fb_pending.cnt = 0;
230 }
231}
232
233/** Mark a character cell as changed.
234 *
235 * This adds the cell to the pending rowspan if possible. Otherwise
236 * the old span is flushed first.
237 *
238 */
239static void cell_mark_changed(ipcarg_t col, ipcarg_t row)
240{
241 if (fb_pending.cnt != 0) {
242 if ((col != fb_pending.col + fb_pending.cnt)
243 || (row != fb_pending.row)) {
244 fb_pending_flush();
245 }
246 }
247
248 if (fb_pending.cnt == 0) {
249 fb_pending.col = col;
250 fb_pending.row = row;
251 }
252
253 fb_pending.cnt++;
254}
255
256/** Print a character to the active VC with buffering. */
257static void fb_putchar(wchar_t c, ipcarg_t col, ipcarg_t row)
258{
259 async_msg_3(fb_info.phone, FB_PUTCHAR, c, col, row);
260}
261
262/** Process a character from the client (TTY emulation). */
263static void write_char(console_t *cons, wchar_t ch)
264{
265 bool flush_cursor = false;
266
267 switch (ch) {
268 case '\n':
269 fb_pending_flush();
270 flush_cursor = true;
271 cons->scr.position_y++;
272 cons->scr.position_x = 0;
273 break;
274 case '\r':
275 break;
276 case '\t':
277 cons->scr.position_x += 8;
278 cons->scr.position_x -= cons->scr.position_x % 8;
279 break;
280 case '\b':
281 if (cons->scr.position_x == 0)
282 break;
283 cons->scr.position_x--;
284 if (cons == active_console)
285 cell_mark_changed(cons->scr.position_x, cons->scr.position_y);
286 screenbuffer_putchar(&cons->scr, ' ');
287 break;
288 default:
289 if (cons == active_console)
290 cell_mark_changed(cons->scr.position_x, cons->scr.position_y);
291
292 screenbuffer_putchar(&cons->scr, ch);
293 cons->scr.position_x++;
294 }
295
296 if (cons->scr.position_x >= cons->scr.size_x) {
297 flush_cursor = true;
298 cons->scr.position_y++;
299 }
300
301 if (cons->scr.position_y >= cons->scr.size_y) {
302 fb_pending_flush();
303 cons->scr.position_y = cons->scr.size_y - 1;
304 screenbuffer_clear_line(&cons->scr, cons->scr.top_line);
305 cons->scr.top_line = (cons->scr.top_line + 1) % cons->scr.size_y;
306
307 if (cons == active_console)
308 async_msg_1(fb_info.phone, FB_SCROLL, 1);
309 }
310
311 if (cons == active_console && flush_cursor)
312 curs_goto(cons->scr.position_x, cons->scr.position_y);
313 cons->scr.position_x = cons->scr.position_x % cons->scr.size_x;
314}
315
316/** Switch to new console */
317static void change_console(console_t *cons)
318{
319 if (cons == active_console)
320 return;
321
322 fb_pending_flush();
323
324 if (cons == kernel_console) {
325 async_serialize_start();
326 curs_hide_sync();
327 gcons_in_kernel();
328 screen_yield();
329 kbd_yield();
330 async_serialize_end();
331
332 if (__SYSCALL0(SYS_DEBUG_ENABLE_CONSOLE)) {
333 prev_console = active_console;
334 active_console = kernel_console;
335 } else
336 cons = active_console;
337 }
338
339 if (cons != kernel_console) {
340 async_serialize_start();
341
342 if (active_console == kernel_console) {
343 screen_reclaim();
344 kbd_reclaim();
345 gcons_redraw_console();
346 }
347
348 active_console = cons;
349 gcons_change_console(cons->index);
350
351 set_attrs(&cons->scr.attrs);
352 curs_visibility(false);
353
354 ipcarg_t x;
355 ipcarg_t y;
356 int rc = 0;
357
358 if (interbuffer) {
359 for (y = 0; y < cons->scr.size_y; y++) {
360 for (x = 0; x < cons->scr.size_x; x++) {
361 interbuffer[y * cons->scr.size_x + x] =
362 *get_field_at(&cons->scr, x, y);
363 }
364 }
365
366 /* This call can preempt, but we are already at the end */
367 rc = async_req_4_0(fb_info.phone, FB_DRAW_TEXT_DATA,
368 0, 0, cons->scr.size_x,
369 cons->scr.size_y);
370 }
371
372 if ((!interbuffer) || (rc != 0)) {
373 set_attrs(&cons->scr.attrs);
374 screen_clear();
375
376 for (y = 0; y < cons->scr.size_y; y++)
377 for (x = 0; x < cons->scr.size_x; x++) {
378 keyfield_t *field = get_field_at(&cons->scr, x, y);
379
380 if (!attrs_same(cons->scr.attrs, field->attrs))
381 set_attrs(&field->attrs);
382
383 cons->scr.attrs = field->attrs;
384 if ((field->character == ' ') &&
385 (attrs_same(field->attrs, cons->scr.attrs)))
386 continue;
387
388 fb_putchar(field->character, x, y);
389 }
390 }
391
392 curs_goto(cons->scr.position_x, cons->scr.position_y);
393 curs_visibility(cons->scr.is_cursor_visible);
394
395 async_serialize_end();
396 }
397}
398
399/** Handler for keyboard */
400static void keyboard_events(ipc_callid_t iid, ipc_call_t *icall)
401{
402 /* Ignore parameters, the connection is already opened */
403 while (true) {
404 ipc_call_t call;
405 ipc_callid_t callid = async_get_call(&call);
406
407 int retval;
408 console_event_t ev;
409
410 switch (IPC_GET_METHOD(call)) {
411 case IPC_M_PHONE_HUNGUP:
412 /* TODO: Handle hangup */
413 return;
414 case KBD_EVENT:
415 /* Got event from keyboard driver. */
416 retval = 0;
417 ev.type = IPC_GET_ARG1(call);
418 ev.key = IPC_GET_ARG2(call);
419 ev.mods = IPC_GET_ARG3(call);
420 ev.c = IPC_GET_ARG4(call);
421
422 if ((ev.key >= KC_F1) && (ev.key < KC_F1 +
423 CONSOLE_COUNT) && ((ev.mods & KM_CTRL) == 0)) {
424 if (ev.key == KC_F1 + KERNEL_CONSOLE)
425 change_console(kernel_console);
426 else
427 change_console(&consoles[ev.key - KC_F1]);
428 break;
429 }
430
431 fibril_mutex_lock(&input_mutex);
432 keybuffer_push(&active_console->keybuffer, &ev);
433 fibril_condvar_broadcast(&input_cv);
434 fibril_mutex_unlock(&input_mutex);
435 break;
436 default:
437 retval = ENOENT;
438 }
439 ipc_answer_0(callid, retval);
440 }
441}
442
443/** Handler for mouse events */
444static void mouse_events(ipc_callid_t iid, ipc_call_t *icall)
445{
446 /* Ignore parameters, the connection is already opened */
447 while (true) {
448 ipc_call_t call;
449 ipc_callid_t callid = async_get_call(&call);
450
451 int retval;
452
453 switch (IPC_GET_METHOD(call)) {
454 case IPC_M_PHONE_HUNGUP:
455 /* TODO: Handle hangup */
456 return;
457 case MEVENT_BUTTON:
458 if (IPC_GET_ARG1(call) == 1) {
459 int newcon = gcons_mouse_btn((bool) IPC_GET_ARG2(call));
460 if (newcon != -1)
461 change_console(&consoles[newcon]);
462 }
463 retval = 0;
464 break;
465 case MEVENT_MOVE:
466 gcons_mouse_move((int) IPC_GET_ARG1(call),
467 (int) IPC_GET_ARG2(call));
468 retval = 0;
469 break;
470 default:
471 retval = ENOENT;
472 }
473
474 ipc_answer_0(callid, retval);
475 }
476}
477
478static void cons_write(console_t *cons, ipc_callid_t rid, ipc_call_t *request)
479{
480 void *buf;
481 size_t size;
482 int rc = async_data_write_accept(&buf, false, 0, 0, 0, &size);
483
484 if (rc != EOK) {
485 ipc_answer_0(rid, rc);
486 return;
487 }
488
489 async_serialize_start();
490
491 size_t off = 0;
492 while (off < size) {
493 wchar_t ch = str_decode(buf, &off, size);
494 write_char(cons, ch);
495 }
496
497 async_serialize_end();
498
499 gcons_notify_char(cons->index);
500 ipc_answer_1(rid, EOK, size);
501
502 free(buf);
503}
504
505static void cons_read(console_t *cons, ipc_callid_t rid, ipc_call_t *request)
506{
507 ipc_callid_t callid;
508 size_t size;
509 if (!async_data_read_receive(&callid, &size)) {
510 ipc_answer_0(callid, EINVAL);
511 ipc_answer_0(rid, EINVAL);
512 return;
513 }
514
515 char *buf = (char *) malloc(size);
516 if (buf == NULL) {
517 ipc_answer_0(callid, ENOMEM);
518 ipc_answer_0(rid, ENOMEM);
519 return;
520 }
521
522 size_t pos = 0;
523 console_event_t ev;
524 fibril_mutex_lock(&input_mutex);
525
526recheck:
527 while ((keybuffer_pop(&cons->keybuffer, &ev)) && (pos < size)) {
528 if (ev.type == KEY_PRESS) {
529 buf[pos] = ev.c;
530 pos++;
531 }
532 }
533
534 if (pos == size) {
535 (void) async_data_read_finalize(callid, buf, size);
536 ipc_answer_1(rid, EOK, size);
537 free(buf);
538 } else {
539 fibril_condvar_wait(&input_cv, &input_mutex);
540 goto recheck;
541 }
542
543 fibril_mutex_unlock(&input_mutex);
544}
545
546static void cons_get_event(console_t *cons, ipc_callid_t rid, ipc_call_t *request)
547{
548 console_event_t ev;
549
550 fibril_mutex_lock(&input_mutex);
551
552recheck:
553 if (keybuffer_pop(&cons->keybuffer, &ev)) {
554 ipc_answer_4(rid, EOK, ev.type, ev.key, ev.mods, ev.c);
555 } else {
556 fibril_condvar_wait(&input_cv, &input_mutex);
557 goto recheck;
558 }
559
560 fibril_mutex_unlock(&input_mutex);
561}
562
563/** Default thread for new connections */
564static void client_connection(ipc_callid_t iid, ipc_call_t *icall)
565{
566 console_t *cons = NULL;
567
568 size_t i;
569 for (i = 0; i < CONSOLE_COUNT; i++) {
570 if (i == KERNEL_CONSOLE)
571 continue;
572
573 if (consoles[i].devmap_handle == (devmap_handle_t) IPC_GET_ARG1(*icall)) {
574 cons = &consoles[i];
575 break;
576 }
577 }
578
579 if (cons == NULL) {
580 ipc_answer_0(iid, ENOENT);
581 return;
582 }
583
584 ipc_callid_t callid;
585 ipc_call_t call;
586 ipcarg_t arg1;
587 ipcarg_t arg2;
588 ipcarg_t arg3;
589
590 int rc;
591
592 async_serialize_start();
593 if (cons->refcount == 0)
594 gcons_notify_connect(cons->index);
595
596 cons->refcount++;
597
598 /* Accept the connection */
599 ipc_answer_0(iid, EOK);
600
601 while (true) {
602 async_serialize_end();
603 callid = async_get_call(&call);
604 async_serialize_start();
605
606 arg1 = 0;
607 arg2 = 0;
608 arg3 = 0;
609
610 switch (IPC_GET_METHOD(call)) {
611 case IPC_M_PHONE_HUNGUP:
612 cons->refcount--;
613 if (cons->refcount == 0)
614 gcons_notify_disconnect(cons->index);
615 return;
616 case VFS_OUT_READ:
617 async_serialize_end();
618 cons_read(cons, callid, &call);
619 async_serialize_start();
620 continue;
621 case VFS_OUT_WRITE:
622 async_serialize_end();
623 cons_write(cons, callid, &call);
624 async_serialize_start();
625 continue;
626 case VFS_OUT_SYNC:
627 fb_pending_flush();
628 if (cons == active_console) {
629 async_req_0_0(fb_info.phone, FB_FLUSH);
630 curs_goto(cons->scr.position_x, cons->scr.position_y);
631 }
632 break;
633 case CONSOLE_CLEAR:
634 /* Send message to fb */
635 if (cons == active_console)
636 async_msg_0(fb_info.phone, FB_CLEAR);
637
638 screenbuffer_clear(&cons->scr);
639
640 break;
641 case CONSOLE_GOTO:
642 screenbuffer_goto(&cons->scr,
643 IPC_GET_ARG1(call), IPC_GET_ARG2(call));
644 if (cons == active_console)
645 curs_goto(IPC_GET_ARG1(call),
646 IPC_GET_ARG2(call));
647 break;
648 case CONSOLE_GET_POS:
649 arg1 = cons->scr.position_x;
650 arg2 = cons->scr.position_y;
651 break;
652 case CONSOLE_GET_SIZE:
653 arg1 = fb_info.cols;
654 arg2 = fb_info.rows;
655 break;
656 case CONSOLE_GET_COLOR_CAP:
657 rc = ccap_fb_to_con(fb_info.color_cap, &arg1);
658 if (rc != EOK) {
659 ipc_answer_0(callid, rc);
660 continue;
661 }
662 break;
663 case CONSOLE_SET_STYLE:
664 fb_pending_flush();
665 arg1 = IPC_GET_ARG1(call);
666 screenbuffer_set_style(&cons->scr, arg1);
667 if (cons == active_console)
668 set_style(arg1);
669 break;
670 case CONSOLE_SET_COLOR:
671 fb_pending_flush();
672 arg1 = IPC_GET_ARG1(call);
673 arg2 = IPC_GET_ARG2(call);
674 arg3 = IPC_GET_ARG3(call);
675 screenbuffer_set_color(&cons->scr, arg1, arg2, arg3);
676 if (cons == active_console)
677 set_color(arg1, arg2, arg3);
678 break;
679 case CONSOLE_SET_RGB_COLOR:
680 fb_pending_flush();
681 arg1 = IPC_GET_ARG1(call);
682 arg2 = IPC_GET_ARG2(call);
683 screenbuffer_set_rgb_color(&cons->scr, arg1, arg2);
684 if (cons == active_console)
685 set_rgb_color(arg1, arg2);
686 break;
687 case CONSOLE_CURSOR_VISIBILITY:
688 fb_pending_flush();
689 arg1 = IPC_GET_ARG1(call);
690 cons->scr.is_cursor_visible = arg1;
691 if (cons == active_console)
692 curs_visibility(arg1);
693 break;
694 case CONSOLE_GET_EVENT:
695 async_serialize_end();
696 cons_get_event(cons, callid, &call);
697 async_serialize_start();
698 continue;
699 case CONSOLE_KCON_ENABLE:
700 change_console(kernel_console);
701 break;
702 }
703 ipc_answer_3(callid, EOK, arg1, arg2, arg3);
704 }
705}
706
707static void interrupt_received(ipc_callid_t callid, ipc_call_t *call)
708{
709 change_console(prev_console);
710}
711
712static bool console_init(char *input)
713{
714 /* Connect to input device */
715 int input_fd = open(input, O_RDONLY);
716 if (input_fd < 0) {
717 printf(NAME ": Failed opening %s\n", input);
718 return false;
719 }
720
721 kbd_phone = fd_phone(input_fd);
722 if (kbd_phone < 0) {
723 printf(NAME ": Failed to connect to input device\n");
724 return false;
725 }
726
727 /* NB: The callback connection is slotted for removal */
728 ipcarg_t phonehash;
729 if (ipc_connect_to_me(kbd_phone, SERVICE_CONSOLE, 0, 0, &phonehash) != 0) {
730 printf(NAME ": Failed to create callback from input device\n");
731 return false;
732 }
733
734 async_new_connection(phonehash, 0, NULL, keyboard_events);
735
736 /* Connect to mouse device */
737 mouse_phone = -1;
738 int mouse_fd = open("/dev/hid_in/mouse", O_RDONLY);
739
740 if (mouse_fd < 0) {
741 printf(NAME ": Notice - failed opening %s\n", "/dev/hid_in/mouse");
742 goto skip_mouse;
743 }
744
745 mouse_phone = fd_phone(mouse_fd);
746 if (mouse_phone < 0) {
747 printf(NAME ": Failed to connect to mouse device\n");
748 goto skip_mouse;
749 }
750
751 if (ipc_connect_to_me(mouse_phone, SERVICE_CONSOLE, 0, 0, &phonehash) != 0) {
752 printf(NAME ": Failed to create callback from mouse device\n");
753 mouse_phone = -1;
754 goto skip_mouse;
755 }
756
757 async_new_connection(phonehash, 0, NULL, mouse_events);
758skip_mouse:
759
760 /* Connect to framebuffer driver */
761 fb_info.phone = ipc_connect_me_to_blocking(PHONE_NS, SERVICE_VIDEO, 0, 0);
762 if (fb_info.phone < 0) {
763 printf(NAME ": Failed to connect to video service\n");
764 return -1;
765 }
766
767 /* Register driver */
768 int rc = devmap_driver_register(NAME, client_connection);
769 if (rc < 0) {
770 printf(NAME ": Unable to register driver (%d)\n", rc);
771 return false;
772 }
773
774 /* Initialize gcons */
775 gcons_init(fb_info.phone);
776
777 /* Synchronize, the gcons could put something in queue */
778 async_req_0_0(fb_info.phone, FB_FLUSH);
779 async_req_0_2(fb_info.phone, FB_GET_CSIZE, &fb_info.cols, &fb_info.rows);
780 async_req_0_1(fb_info.phone, FB_GET_COLOR_CAP, &fb_info.color_cap);
781
782 /* Set up shared memory buffer. */
783 size_t ib_size = sizeof(keyfield_t) * fb_info.cols * fb_info.rows;
784 interbuffer = as_get_mappable_page(ib_size);
785
786 if (as_area_create(interbuffer, ib_size, AS_AREA_READ |
787 AS_AREA_WRITE | AS_AREA_CACHEABLE) != interbuffer)
788 interbuffer = NULL;
789
790 if (interbuffer) {
791 if (async_share_out_start(fb_info.phone, interbuffer,
792 AS_AREA_READ) != EOK) {
793 as_area_destroy(interbuffer);
794 interbuffer = NULL;
795 }
796 }
797
798 fb_pending.cnt = 0;
799
800 /* Inititalize consoles */
801 size_t i;
802 for (i = 0; i < CONSOLE_COUNT; i++) {
803 if (i != KERNEL_CONSOLE) {
804 if (screenbuffer_init(&consoles[i].scr,
805 fb_info.cols, fb_info.rows) == NULL) {
806 printf(NAME ": Unable to allocate screen buffer %u\n", i);
807 return false;
808 }
809 screenbuffer_clear(&consoles[i].scr);
810 keybuffer_init(&consoles[i].keybuffer);
811 consoles[i].index = i;
812 consoles[i].refcount = 0;
813
814 char vc[DEVMAP_NAME_MAXLEN + 1];
815 snprintf(vc, DEVMAP_NAME_MAXLEN, "%s/vc%u", NAMESPACE, i);
816
817 if (devmap_device_register(vc, &consoles[i].devmap_handle) != EOK) {
818 devmap_hangup_phone(DEVMAP_DRIVER);
819 printf(NAME ": Unable to register device %s\n", vc);
820 return false;
821 }
822 }
823 }
824
825 /* Disable kernel output to the console */
826 __SYSCALL0(SYS_DEBUG_DISABLE_CONSOLE);
827
828 /* Initialize the screen */
829 async_serialize_start();
830 gcons_redraw_console();
831 set_style(STYLE_NORMAL);
832 screen_clear();
833 curs_goto(0, 0);
834 curs_visibility(active_console->scr.is_cursor_visible);
835 async_serialize_end();
836
837 /* Receive kernel notifications */
838 if (event_subscribe(EVENT_KCONSOLE, 0) != EOK)
839 printf(NAME ": Error registering kconsole notifications\n");
840
841 async_set_interrupt_received(interrupt_received);
842
843 return true;
844}
845
846static void usage(void)
847{
848 printf("Usage: console <input>\n");
849}
850
851int main(int argc, char *argv[])
852{
853 if (argc < 2) {
854 usage();
855 return -1;
856 }
857
858 printf(NAME ": HelenOS Console service\n");
859
860 if (!console_init(argv[1]))
861 return -1;
862
863 printf(NAME ": Accepting connections\n");
864 async_manager();
865
866 return 0;
867}
868
869/** @}
870 */
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