WebSVN – HelenOS – Diff – /trunk/kernel/genarch/src/kbd/key.c


/*
 * Copyright (c) 2006 Jakub Jermar
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
/** @addtogroup genarch
 * @{
 */
/**
 * @file
 * @brief   Key processing.
 */
 
#include <genarch/kbd/key.h>
#include <genarch/kbd/scanc.h>
#ifdef CONFIG_I8042
#include <genarch/kbd/scanc_pc.h>
#endif
#if (defined(CONFIG_Z8530) || defined(CONFIG_NS16550))
#include <genarch/kbd/scanc_sun.h>
#endif
#include <synch/spinlock.h>
#include <console/chardev.h>
 
#include <macros.h>
 
#define PRESSED_SHIFT       (1<<0)
#define PRESSED_CAPSLOCK    (1<<1)
#define LOCKED_CAPSLOCK     (1<<0)
 
#define ACTIVE_READ_BUFF_SIZE 16    /* Must be power of 2 */
 
chardev_t kbrd;
 
static uint8_t active_read_buff[ACTIVE_READ_BUFF_SIZE];
 
SPINLOCK_INITIALIZE(keylock);       /**< keylock protects keyflags and lockflags. */
static volatile int keyflags;       /**< Tracking of multiple keypresses. */
static volatile int lockflags;      /**< Tracking of multiple keys lockings. */
 
/** Process release of key.
 *
 * @param sc Scancode of the key being released.
 */
void key_released(uint8_t sc)
{
    spinlock_lock(&keylock);
    switch (sc) {
    case SC_LSHIFT:
    case SC_RSHIFT:
        keyflags &= ~PRESSED_SHIFT;
        break;
    case SC_CAPSLOCK:
        keyflags &= ~PRESSED_CAPSLOCK;
        if (lockflags & LOCKED_CAPSLOCK)
            lockflags &= ~LOCKED_CAPSLOCK;
        else
            lockflags |= LOCKED_CAPSLOCK;
        break;
    default:
        break;
    }
    spinlock_unlock(&keylock);
}
 
/** Process keypress.
 *
 * @param sc Scancode of the key being pressed.
 */
void key_pressed(uint8_t sc)
{
    char *map = sc_primary_map;
    char ascii = sc_primary_map[sc];
    bool shift, capslock;
    bool letter = false;
 
    spinlock_lock(&keylock);
    switch (sc) {
    case SC_LSHIFT:
    case SC_RSHIFT:
            keyflags |= PRESSED_SHIFT;
        break;
    case SC_CAPSLOCK:
        keyflags |= PRESSED_CAPSLOCK;
        break;
    case SC_SPEC_ESCAPE:
        break;
    case SC_LEFTARR:
        chardev_push_character(&kbrd, 0x1b);
        chardev_push_character(&kbrd, 0x5b);
        chardev_push_character(&kbrd, 0x44);
        break;
    case SC_RIGHTARR:
        chardev_push_character(&kbrd, 0x1b);
        chardev_push_character(&kbrd, 0x5b);
        chardev_push_character(&kbrd, 0x43);
        break;
    case SC_UPARR:
        chardev_push_character(&kbrd, 0x1b);
        chardev_push_character(&kbrd, 0x5b);
        chardev_push_character(&kbrd, 0x41);
        break;
    case SC_DOWNARR:
        chardev_push_character(&kbrd, 0x1b);
        chardev_push_character(&kbrd, 0x5b);
        chardev_push_character(&kbrd, 0x42);
        break;
    case SC_HOME:
        chardev_push_character(&kbrd, 0x1b);
        chardev_push_character(&kbrd, 0x4f);
        chardev_push_character(&kbrd, 0x48);
        break;
    case SC_END:
        chardev_push_character(&kbrd, 0x1b);
        chardev_push_character(&kbrd, 0x4f);
        chardev_push_character(&kbrd, 0x46);
        break;
    case SC_DELETE:
        chardev_push_character(&kbrd, 0x1b);
        chardev_push_character(&kbrd, 0x5b);
        chardev_push_character(&kbrd, 0x33);
        chardev_push_character(&kbrd, 0x7e);
        break;
    default:
            letter = is_lower(ascii);
        capslock = (keyflags & PRESSED_CAPSLOCK) || (lockflags & LOCKED_CAPSLOCK);
        shift = keyflags & PRESSED_SHIFT;
        if (letter && capslock)
            shift = !shift;
        if (shift)
            map = sc_secondary_map;
        chardev_push_character(&kbrd, map[sc]);
        break;
    }
    spinlock_unlock(&keylock);
}
 
uint8_t active_read_buff_read(void)
{
    static int i=0;
    i &= (ACTIVE_READ_BUFF_SIZE-1);
    if(!active_read_buff[i]) {
        return 0;
    }
    return active_read_buff[i++];
}
 
void active_read_buff_write(uint8_t ch)
{
    static int i=0;
    active_read_buff[i] = ch;
    i++;
    i &= (ACTIVE_READ_BUFF_SIZE-1);
    active_read_buff[i]=0;
}
 
 
void active_read_key_pressed(uint8_t sc)
{
    char *map = sc_primary_map;
    char ascii = sc_primary_map[sc];
    bool shift, capslock;
    bool letter = false;
 
    /*spinlock_lock(&keylock);*/
    switch (sc) {
    case SC_LSHIFT:
    case SC_RSHIFT:
            keyflags |= PRESSED_SHIFT;
        break;
    case SC_CAPSLOCK:
        keyflags |= PRESSED_CAPSLOCK;
        break;
    case SC_SPEC_ESCAPE:
        break;
    case SC_LEFTARR:
        active_read_buff_write(0x1b);
        active_read_buff_write(0x5b);
        active_read_buff_write(0x44);
        break;
    case SC_RIGHTARR:
        active_read_buff_write(0x1b);
        active_read_buff_write(0x5b);
        active_read_buff_write(0x43);
        break;
    case SC_UPARR:
        active_read_buff_write(0x1b);
        active_read_buff_write(0x5b);
        active_read_buff_write(0x41);
        break;
    case SC_DOWNARR:
        active_read_buff_write(0x1b);
        active_read_buff_write(0x5b);
        active_read_buff_write(0x42);
        break;
    case SC_HOME:
        active_read_buff_write(0x1b);
        active_read_buff_write(0x4f);
        active_read_buff_write(0x48);
        break;
    case SC_END:
        active_read_buff_write(0x1b);
        active_read_buff_write(0x4f);
        active_read_buff_write(0x46);
        break;
    case SC_DELETE:
        active_read_buff_write(0x1b);
        active_read_buff_write(0x5b);
        active_read_buff_write(0x33);
        active_read_buff_write(0x7e);
        break;
    default:
            letter = is_lower(ascii);
        capslock = (keyflags & PRESSED_CAPSLOCK) || (lockflags & LOCKED_CAPSLOCK);
        shift = keyflags & PRESSED_SHIFT;
        if (letter && capslock)
            shift = !shift;
        if (shift)
            map = sc_secondary_map;
        active_read_buff_write(map[sc]);
        break;
    }
    /*spinlock_unlock(&keylock);*/
 
}
 
/** @}
 */
 

Rev 2071	Rev 2089
1	/*	1	/*
2	* Copyright (c) 2006 Jakub Jermar	2	* Copyright (c) 2006 Jakub Jermar
3	* All rights reserved.	3	* All rights reserved.
4	*	4	*
5	* Redistribution and use in source and binary forms, with or without	5	* Redistribution and use in source and binary forms, with or without
6	* modification, are permitted provided that the following conditions	6	* modification, are permitted provided that the following conditions
7	* are met:	7	* are met:
8	*	8	*
9	* - Redistributions of source code must retain the above copyright	9	* - Redistributions of source code must retain the above copyright
10	* notice, this list of conditions and the following disclaimer.	10	* notice, this list of conditions and the following disclaimer.
11	* - Redistributions in binary form must reproduce the above copyright	11	* - Redistributions in binary form must reproduce the above copyright
12	* notice, this list of conditions and the following disclaimer in the	12	* notice, this list of conditions and the following disclaimer in the
13	* documentation and/or other materials provided with the distribution.	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	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.	15	* derived from this software without specific prior written permission.
16	*	16	*
17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR	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	18	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.	19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,	20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT	21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,	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	23	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT	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	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.	26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27	*/	27	*/
28		28
29	/** @addtogroup genarch	29	/** @addtogroup genarch
30	* @{	30	* @{
31	*/	31	*/
32	/**	32	/**
33	* @file	33	* @file
34	* @brief Key processing.	34	* @brief Key processing.
35	*/	35	*/
36		36
37	#include <genarch/kbd/key.h>	37	#include <genarch/kbd/key.h>
38	#include <genarch/kbd/scanc.h>	38	#include <genarch/kbd/scanc.h>
39	#ifdef CONFIG_I8042	39	#ifdef CONFIG_I8042
40	#include <genarch/kbd/scanc_pc.h>	40	#include <genarch/kbd/scanc_pc.h>
41	#endif	41	#endif
42	#if (defined(CONFIG_Z8530) \|\| defined(CONFIG_NS16550))	42	#if (defined(CONFIG_Z8530) \|\| defined(CONFIG_NS16550))
43	#include <genarch/kbd/scanc_sun.h>	43	#include <genarch/kbd/scanc_sun.h>
44	#endif	44	#endif
45	#include <synch/spinlock.h>	45	#include <synch/spinlock.h>
46	#include <console/chardev.h>	46	#include <console/chardev.h>
47	#include <typedefs.h>	-
48	#include <macros.h>	47	#include <macros.h>
49		48
50	#define PRESSED_SHIFT (1<<0)	49	#define PRESSED_SHIFT (1<<0)
51	#define PRESSED_CAPSLOCK (1<<1)	50	#define PRESSED_CAPSLOCK (1<<1)
52	#define LOCKED_CAPSLOCK (1<<0)	51	#define LOCKED_CAPSLOCK (1<<0)
53		52
54	#define ACTIVE_READ_BUFF_SIZE 16 /* Must be power of 2 */	53	#define ACTIVE_READ_BUFF_SIZE 16 /* Must be power of 2 */
55		54
56	chardev_t kbrd;	55	chardev_t kbrd;
57		56
58	static uint8_t active_read_buff[ACTIVE_READ_BUFF_SIZE];	57	static uint8_t active_read_buff[ACTIVE_READ_BUFF_SIZE];
59		58
60	SPINLOCK_INITIALIZE(keylock); /*< keylock protects keyflags and lockflags. /	59	SPINLOCK_INITIALIZE(keylock); /*< keylock protects keyflags and lockflags. /
61	static volatile int keyflags; /*< Tracking of multiple keypresses. /	60	static volatile int keyflags; /*< Tracking of multiple keypresses. /
62	static volatile int lockflags; /*< Tracking of multiple keys lockings. /	61	static volatile int lockflags; /*< Tracking of multiple keys lockings. /
63		62
64	/** Process release of key.	63	/** Process release of key.
65	*	64	*
66	* @param sc Scancode of the key being released.	65	* @param sc Scancode of the key being released.
67	*/	66	*/
68	void key_released(uint8_t sc)	67	void key_released(uint8_t sc)
69	{	68	{
70	spinlock_lock(&keylock);	69	spinlock_lock(&keylock);
71	switch (sc) {	70	switch (sc) {
72	case SC_LSHIFT:	71	case SC_LSHIFT:
73	case SC_RSHIFT:	72	case SC_RSHIFT:
74	keyflags &= ~PRESSED_SHIFT;	73	keyflags &= ~PRESSED_SHIFT;
75	break;	74	break;
76	case SC_CAPSLOCK:	75	case SC_CAPSLOCK:
77	keyflags &= ~PRESSED_CAPSLOCK;	76	keyflags &= ~PRESSED_CAPSLOCK;
78	if (lockflags & LOCKED_CAPSLOCK)	77	if (lockflags & LOCKED_CAPSLOCK)
79	lockflags &= ~LOCKED_CAPSLOCK;	78	lockflags &= ~LOCKED_CAPSLOCK;
80	else	79	else
81	lockflags \|= LOCKED_CAPSLOCK;	80	lockflags \|= LOCKED_CAPSLOCK;
82	break;	81	break;
83	default:	82	default:
84	break;	83	break;
85	}	84	}
86	spinlock_unlock(&keylock);	85	spinlock_unlock(&keylock);
87	}	86	}
88		87
89	/** Process keypress.	88	/** Process keypress.
90	*	89	*
91	* @param sc Scancode of the key being pressed.	90	* @param sc Scancode of the key being pressed.
92	*/	91	*/
93	void key_pressed(uint8_t sc)	92	void key_pressed(uint8_t sc)
94	{	93	{
95	char *map = sc_primary_map;	94	char *map = sc_primary_map;
96	char ascii = sc_primary_map[sc];	95	char ascii = sc_primary_map[sc];
97	bool shift, capslock;	96	bool shift, capslock;
98	bool letter = false;	97	bool letter = false;
99		98
100	spinlock_lock(&keylock);	99	spinlock_lock(&keylock);
101	switch (sc) {	100	switch (sc) {
102	case SC_LSHIFT:	101	case SC_LSHIFT:
103	case SC_RSHIFT:	102	case SC_RSHIFT:
104	keyflags \|= PRESSED_SHIFT;	103	keyflags \|= PRESSED_SHIFT;
105	break;	104	break;
106	case SC_CAPSLOCK:	105	case SC_CAPSLOCK:
107	keyflags \|= PRESSED_CAPSLOCK;	106	keyflags \|= PRESSED_CAPSLOCK;
108	break;	107	break;
109	case SC_SPEC_ESCAPE:	108	case SC_SPEC_ESCAPE:
110	break;	109	break;
111	case SC_LEFTARR:	110	case SC_LEFTARR:
112	chardev_push_character(&kbrd, 0x1b);	111	chardev_push_character(&kbrd, 0x1b);
113	chardev_push_character(&kbrd, 0x5b);	112	chardev_push_character(&kbrd, 0x5b);
114	chardev_push_character(&kbrd, 0x44);	113	chardev_push_character(&kbrd, 0x44);
115	break;	114	break;
116	case SC_RIGHTARR:	115	case SC_RIGHTARR:
117	chardev_push_character(&kbrd, 0x1b);	116	chardev_push_character(&kbrd, 0x1b);
118	chardev_push_character(&kbrd, 0x5b);	117	chardev_push_character(&kbrd, 0x5b);
119	chardev_push_character(&kbrd, 0x43);	118	chardev_push_character(&kbrd, 0x43);
120	break;	119	break;
121	case SC_UPARR:	120	case SC_UPARR:
122	chardev_push_character(&kbrd, 0x1b);	121	chardev_push_character(&kbrd, 0x1b);
123	chardev_push_character(&kbrd, 0x5b);	122	chardev_push_character(&kbrd, 0x5b);
124	chardev_push_character(&kbrd, 0x41);	123	chardev_push_character(&kbrd, 0x41);
125	break;	124	break;
126	case SC_DOWNARR:	125	case SC_DOWNARR:
127	chardev_push_character(&kbrd, 0x1b);	126	chardev_push_character(&kbrd, 0x1b);
128	chardev_push_character(&kbrd, 0x5b);	127	chardev_push_character(&kbrd, 0x5b);
129	chardev_push_character(&kbrd, 0x42);	128	chardev_push_character(&kbrd, 0x42);
130	break;	129	break;
131	case SC_HOME:	130	case SC_HOME:
132	chardev_push_character(&kbrd, 0x1b);	131	chardev_push_character(&kbrd, 0x1b);
133	chardev_push_character(&kbrd, 0x4f);	132	chardev_push_character(&kbrd, 0x4f);
134	chardev_push_character(&kbrd, 0x48);	133	chardev_push_character(&kbrd, 0x48);
135	break;	134	break;
136	case SC_END:	135	case SC_END:
137	chardev_push_character(&kbrd, 0x1b);	136	chardev_push_character(&kbrd, 0x1b);
138	chardev_push_character(&kbrd, 0x4f);	137	chardev_push_character(&kbrd, 0x4f);
139	chardev_push_character(&kbrd, 0x46);	138	chardev_push_character(&kbrd, 0x46);
140	break;	139	break;
141	case SC_DELETE:	140	case SC_DELETE:
142	chardev_push_character(&kbrd, 0x1b);	141	chardev_push_character(&kbrd, 0x1b);
143	chardev_push_character(&kbrd, 0x5b);	142	chardev_push_character(&kbrd, 0x5b);
144	chardev_push_character(&kbrd, 0x33);	143	chardev_push_character(&kbrd, 0x33);
145	chardev_push_character(&kbrd, 0x7e);	144	chardev_push_character(&kbrd, 0x7e);
146	break;	145	break;
147	default:	146	default:
148	letter = is_lower(ascii);	147	letter = is_lower(ascii);
149	capslock = (keyflags & PRESSED_CAPSLOCK) \|\| (lockflags & LOCKED_CAPSLOCK);	148	capslock = (keyflags & PRESSED_CAPSLOCK) \|\| (lockflags & LOCKED_CAPSLOCK);
150	shift = keyflags & PRESSED_SHIFT;	149	shift = keyflags & PRESSED_SHIFT;
151	if (letter && capslock)	150	if (letter && capslock)
152	shift = !shift;	151	shift = !shift;
153	if (shift)	152	if (shift)
154	map = sc_secondary_map;	153	map = sc_secondary_map;
155	chardev_push_character(&kbrd, map[sc]);	154	chardev_push_character(&kbrd, map[sc]);
156	break;	155	break;
157	}	156	}
158	spinlock_unlock(&keylock);	157	spinlock_unlock(&keylock);
159	}	158	}
160		159
161	uint8_t active_read_buff_read(void)	160	uint8_t active_read_buff_read(void)
162	{	161	{
163	static int i=0;	162	static int i=0;
164	i &= (ACTIVE_READ_BUFF_SIZE-1);	163	i &= (ACTIVE_READ_BUFF_SIZE-1);
165	if(!active_read_buff[i]) {	164	if(!active_read_buff[i]) {
166	return 0;	165	return 0;
167	}	166	}
168	return active_read_buff[i++];	167	return active_read_buff[i++];
169	}	168	}
170		169
171	void active_read_buff_write(uint8_t ch)	170	void active_read_buff_write(uint8_t ch)
172	{	171	{
173	static int i=0;	172	static int i=0;
174	active_read_buff[i] = ch;	173	active_read_buff[i] = ch;
175	i++;	174	i++;
176	i &= (ACTIVE_READ_BUFF_SIZE-1);	175	i &= (ACTIVE_READ_BUFF_SIZE-1);
177	active_read_buff[i]=0;	176	active_read_buff[i]=0;
178	}	177	}
179		178
180		179
181	void active_read_key_pressed(uint8_t sc)	180	void active_read_key_pressed(uint8_t sc)
182	{	181	{
183	char *map = sc_primary_map;	182	char *map = sc_primary_map;
184	char ascii = sc_primary_map[sc];	183	char ascii = sc_primary_map[sc];
185	bool shift, capslock;	184	bool shift, capslock;
186	bool letter = false;	185	bool letter = false;
187		186
188	/spinlock_lock(&keylock);/	187	/spinlock_lock(&keylock);/
189	switch (sc) {	188	switch (sc) {
190	case SC_LSHIFT:	189	case SC_LSHIFT:
191	case SC_RSHIFT:	190	case SC_RSHIFT:
192	keyflags \|= PRESSED_SHIFT;	191	keyflags \|= PRESSED_SHIFT;
193	break;	192	break;
194	case SC_CAPSLOCK:	193	case SC_CAPSLOCK:
195	keyflags \|= PRESSED_CAPSLOCK;	194	keyflags \|= PRESSED_CAPSLOCK;
196	break;	195	break;
197	case SC_SPEC_ESCAPE:	196	case SC_SPEC_ESCAPE:
198	break;	197	break;
199	case SC_LEFTARR:	198	case SC_LEFTARR:
200	active_read_buff_write(0x1b);	199	active_read_buff_write(0x1b);
201	active_read_buff_write(0x5b);	200	active_read_buff_write(0x5b);
202	active_read_buff_write(0x44);	201	active_read_buff_write(0x44);
203	break;	202	break;
204	case SC_RIGHTARR:	203	case SC_RIGHTARR:
205	active_read_buff_write(0x1b);	204	active_read_buff_write(0x1b);
206	active_read_buff_write(0x5b);	205	active_read_buff_write(0x5b);
207	active_read_buff_write(0x43);	206	active_read_buff_write(0x43);
208	break;	207	break;
209	case SC_UPARR:	208	case SC_UPARR:
210	active_read_buff_write(0x1b);	209	active_read_buff_write(0x1b);
211	active_read_buff_write(0x5b);	210	active_read_buff_write(0x5b);
212	active_read_buff_write(0x41);	211	active_read_buff_write(0x41);
213	break;	212	break;
214	case SC_DOWNARR:	213	case SC_DOWNARR:
215	active_read_buff_write(0x1b);	214	active_read_buff_write(0x1b);
216	active_read_buff_write(0x5b);	215	active_read_buff_write(0x5b);
217	active_read_buff_write(0x42);	216	active_read_buff_write(0x42);
218	break;	217	break;
219	case SC_HOME:	218	case SC_HOME:
220	active_read_buff_write(0x1b);	219	active_read_buff_write(0x1b);
221	active_read_buff_write(0x4f);	220	active_read_buff_write(0x4f);
222	active_read_buff_write(0x48);	221	active_read_buff_write(0x48);
223	break;	222	break;
224	case SC_END:	223	case SC_END:
225	active_read_buff_write(0x1b);	224	active_read_buff_write(0x1b);
226	active_read_buff_write(0x4f);	225	active_read_buff_write(0x4f);
227	active_read_buff_write(0x46);	226	active_read_buff_write(0x46);
228	break;	227	break;
229	case SC_DELETE:	228	case SC_DELETE:
230	active_read_buff_write(0x1b);	229	active_read_buff_write(0x1b);
231	active_read_buff_write(0x5b);	230	active_read_buff_write(0x5b);
232	active_read_buff_write(0x33);	231	active_read_buff_write(0x33);
233	active_read_buff_write(0x7e);	232	active_read_buff_write(0x7e);
234	break;	233	break;
235	default:	234	default:
236	letter = is_lower(ascii);	235	letter = is_lower(ascii);
237	capslock = (keyflags & PRESSED_CAPSLOCK) \|\| (lockflags & LOCKED_CAPSLOCK);	236	capslock = (keyflags & PRESSED_CAPSLOCK) \|\| (lockflags & LOCKED_CAPSLOCK);
238	shift = keyflags & PRESSED_SHIFT;	237	shift = keyflags & PRESSED_SHIFT;
239	if (letter && capslock)	238	if (letter && capslock)
240	shift = !shift;	239	shift = !shift;
241	if (shift)	240	if (shift)
242	map = sc_secondary_map;	241	map = sc_secondary_map;
243	active_read_buff_write(map[sc]);	242	active_read_buff_write(map[sc]);
244	break;	243	break;
245	}	244	}
246	/spinlock_unlock(&keylock);/	245	/spinlock_unlock(&keylock);/
247		246
248	}	247	}
249		248
250	/** @}	249	/** @}
251	*/	250	*/
252		251

Subversion Repositories HelenOS

(root)/trunk/kernel/genarch/src/kbd/key.c – Rev 2071 → 2089