WebSVN – HelenOS-historic – Diff – /uspace/trunk/kbd/arch/ia32/src/kbd.c


/*
 * Copyright (C) 2001-2004 Jakub Jermar
 * Copyright (C) 2006 Josef Cejka
 * 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.
 */
 
#include <arch/kbd.h>
#include <ipc/ipc.h>
 
#define SPECIAL     '?'
#define KEY_RELEASE 0x80
 
/**
 * These codes read from i8042 data register are silently ignored.
 */
#define IGNORE_CODE 0x7f
 
#define PRESSED_SHIFT       (1<<0)
#define PRESSED_CAPSLOCK    (1<<1)
#define LOCKED_CAPSLOCK     (1<<0)
 
/** Scancodes. */
#define SC_ESC      0x01
#define SC_BACKSPACE    0x0e
#define SC_LSHIFT   0x2a
#define SC_RSHIFT   0x36
#define SC_CAPSLOCK 0x3a
#define SC_SPEC_ESCAPE  0xe0
#define SC_LEFTARR      0x4b
#define SC_RIGHTARR     0x4d
#define SC_UPARR        0x48
#define SC_DOWNARR      0x50
#define SC_DELETE       0x53
#define SC_HOME         0x47
#define SC_END          0x4f
 
static volatile int keyflags;       /**< Tracking of multiple keypresses. */
static volatile int lockflags;      /**< Tracking of multiple keys lockings. */
 
/** Primary meaning of scancodes. */
static char sc_primary_map[] = {
    SPECIAL, /* 0x00 */
    SPECIAL, /* 0x01 - Esc */
    '1', '2', '3', '4', '5', '6', '7', '8', '9', '0', '-', '=',
    '\b', /* 0x0e - Backspace */
    '\t', 'q', 'w', 'e', 'r', 't', 'y', 'u', 'i', 'o', 'p', '[', ']', '\n',
    SPECIAL, /* 0x1d - LCtrl */
    'a', 's', 'd', 'f', 'g', 'h', 'j', 'k', 'l', ';', '\'',
    '`',
    SPECIAL, /* 0x2a - LShift */
    '\\',
    'z', 'x', 'c', 'v', 'b', 'n', 'm', ',', '.', '/',
    SPECIAL, /* 0x36 - RShift */
    '*',
    SPECIAL, /* 0x38 - LAlt */
    ' ',
    SPECIAL, /* 0x3a - CapsLock */
 
    SPECIAL, /* 0x3b - F1 */
 
    SPECIAL, /* 0x3c - F2 */
 
    SPECIAL, /* 0x3d - F3 */
 
    SPECIAL, /* 0x3e - F4 */
    SPECIAL, /* 0x3f - F5 */
 
    SPECIAL, /* 0x40 - F6 */
 
    SPECIAL, /* 0x41 - F7 */
 
    SPECIAL, /* 0x42 - F8 */
 
    SPECIAL, /* 0x43 - F9 */
 
    SPECIAL, /* 0x44 - F10 */
 
    SPECIAL, /* 0x45 - NumLock */
    SPECIAL, /* 0x46 - ScrollLock */
    '7', '8', '9', '-',
    '4', '5', '6', '+',
    '1', '2', '3',
    '0', '.',
    SPECIAL, /* 0x54 - Alt-SysRq */
    SPECIAL, /* 0x55 - F11/F12/PF1/FN */
    SPECIAL, /* 0x56 - unlabelled key next to LAlt */
    SPECIAL, /* 0x57 - F11 */
    SPECIAL, /* 0x58 - F12 */
    SPECIAL, /* 0x59 */
    SPECIAL, /* 0x5a */
    SPECIAL, /* 0x5b */
    SPECIAL, /* 0x5c */
    SPECIAL, /* 0x5d */
    SPECIAL, /* 0x5e */
    SPECIAL, /* 0x5f */
    SPECIAL, /* 0x60 */
    SPECIAL, /* 0x61 */
    SPECIAL, /* 0x62 */
    SPECIAL, /* 0x63 */
    SPECIAL, /* 0x64 */
    SPECIAL, /* 0x65 */
    SPECIAL, /* 0x66 */
    SPECIAL, /* 0x67 */
    SPECIAL, /* 0x68 */
    SPECIAL, /* 0x69 */
    SPECIAL, /* 0x6a */
    SPECIAL, /* 0x6b */
    SPECIAL, /* 0x6c */
    SPECIAL, /* 0x6d */
    SPECIAL, /* 0x6e */
    SPECIAL, /* 0x6f */
    SPECIAL, /* 0x70 */
    SPECIAL, /* 0x71 */
    SPECIAL, /* 0x72 */
    SPECIAL, /* 0x73 */
    SPECIAL, /* 0x74 */
    SPECIAL, /* 0x75 */
    SPECIAL, /* 0x76 */
    SPECIAL, /* 0x77 */
    SPECIAL, /* 0x78 */
    SPECIAL, /* 0x79 */
    SPECIAL, /* 0x7a */
    SPECIAL, /* 0x7b */
    SPECIAL, /* 0x7c */
    SPECIAL, /* 0x7d */
    SPECIAL, /* 0x7e */
    SPECIAL, /* 0x7f */
};
 
/** Secondary meaning of scancodes. */
static char sc_secondary_map[] = {
    SPECIAL, /* 0x00 */
    SPECIAL, /* 0x01 - Esc */
    '!', '@', '#', '$', '%', '^', '&', '*', '(', ')', '_', '+',
    SPECIAL, /* 0x0e - Backspace */
    '\t', 'Q', 'W', 'E', 'R', 'T', 'Y', 'U', 'I', 'O', 'P', '{', '}', '\n',
    SPECIAL, /* 0x1d - LCtrl */
    'A', 'S', 'D', 'F', 'G', 'H', 'J', 'K', 'L', ':', '"',
    '~',
    SPECIAL, /* 0x2a - LShift */
    '|',
    'Z', 'X', 'C', 'V', 'B', 'N', 'M', '<', '>', '?',
    SPECIAL, /* 0x36 - RShift */
    '*',
    SPECIAL, /* 0x38 - LAlt */
    ' ',
    SPECIAL, /* 0x3a - CapsLock */
 
 
 
 
 
 
 
 
 
 
    SPECIAL, /* 0x3b - F1 */
    SPECIAL, /* 0x3c - F2 */
    SPECIAL, /* 0x3d - F3 */
    SPECIAL, /* 0x3e - F4 */
    SPECIAL, /* 0x3f - F5 */
    SPECIAL, /* 0x40 - F6 */
    SPECIAL, /* 0x41 - F7 */
    SPECIAL, /* 0x42 - F8 */
    SPECIAL, /* 0x43 - F9 */
    SPECIAL, /* 0x44 - F10 */
    SPECIAL, /* 0x45 - NumLock */
    SPECIAL, /* 0x46 - ScrollLock */
    '7', '8', '9', '-',
    '4', '5', '6', '+',
    '1', '2', '3',
    '0', '.',
    SPECIAL, /* 0x54 - Alt-SysRq */
    SPECIAL, /* 0x55 - F11/F12/PF1/FN */
    SPECIAL, /* 0x56 - unlabelled key next to LAlt */
    SPECIAL, /* 0x57 - F11 */
    SPECIAL, /* 0x58 - F12 */
    SPECIAL, /* 0x59 */
    SPECIAL, /* 0x5a */
    SPECIAL, /* 0x5b */
    SPECIAL, /* 0x5c */
    SPECIAL, /* 0x5d */
    SPECIAL, /* 0x5e */
    SPECIAL, /* 0x5f */
    SPECIAL, /* 0x60 */
    SPECIAL, /* 0x61 */
    SPECIAL, /* 0x62 */
    SPECIAL, /* 0x63 */
    SPECIAL, /* 0x64 */
    SPECIAL, /* 0x65 */
    SPECIAL, /* 0x66 */
    SPECIAL, /* 0x67 */
    SPECIAL, /* 0x68 */
    SPECIAL, /* 0x69 */
    SPECIAL, /* 0x6a */
    SPECIAL, /* 0x6b */
    SPECIAL, /* 0x6c */
    SPECIAL, /* 0x6d */
    SPECIAL, /* 0x6e */
    SPECIAL, /* 0x6f */
    SPECIAL, /* 0x70 */
    SPECIAL, /* 0x71 */
    SPECIAL, /* 0x72 */
    SPECIAL, /* 0x73 */
    SPECIAL, /* 0x74 */
    SPECIAL, /* 0x75 */
    SPECIAL, /* 0x76 */
    SPECIAL, /* 0x77 */
    SPECIAL, /* 0x78 */
    SPECIAL, /* 0x79 */
    SPECIAL, /* 0x7a */
    SPECIAL, /* 0x7b */
    SPECIAL, /* 0x7c */
    SPECIAL, /* 0x7d */
    SPECIAL, /* 0x7e */
    SPECIAL, /* 0x7f */
};
 
irq_cmd_t i8042_cmds[1] = {
    { CMD_PORT_READ_1, (void *)0x60, 0 }
};
 
irq_code_t i8042_kbd = {
    1,
    i8042_cmds
};
 
static int key_released(keybuffer_t *keybuffer, unsigned char key)
{
    switch (key) {
        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;
    }
}
 
static int key_pressed(keybuffer_t *keybuffer, unsigned char key)
{
    char *map = sc_primary_map;
    char ascii = sc_primary_map[key];
    char shift, capslock;
    char letter = 0;
 
    switch (key) {
        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:
            if (keybuffer_available(keybuffer) >= 3) {
                keybuffer_push(keybuffer, 0x1b);   
                keybuffer_push(keybuffer, 0x5b);   
                keybuffer_push(keybuffer, 0x44);   
            }
            break;
        case SC_RIGHTARR:
            if (keybuffer_available(keybuffer) >= 3) {
                keybuffer_push(keybuffer, 0x1b);   
                keybuffer_push(keybuffer, 0x5b);   
                keybuffer_push(keybuffer, 0x43);   
            }
            break;
        case SC_UPARR:
            if (keybuffer_available(keybuffer) >= 3) {
                keybuffer_push(keybuffer, 0x1b);   
                keybuffer_push(keybuffer, 0x5b);   
                keybuffer_push(keybuffer, 0x41);   
            }
            break;
        case SC_DOWNARR:
            if (keybuffer_available(keybuffer) >= 3) {
                keybuffer_push(keybuffer, 0x1b);   
                keybuffer_push(keybuffer, 0x5b);   
                keybuffer_push(keybuffer, 0x42);   
            }
            break;
        case SC_HOME:
            if (keybuffer_available(keybuffer) >= 3) {
                keybuffer_push(keybuffer, 0x1b);   
                keybuffer_push(keybuffer, 0x4f);   
                keybuffer_push(keybuffer, 0x48);   
            }
            break;
        case SC_END:
            if (keybuffer_available(keybuffer) >= 3) {
                keybuffer_push(keybuffer, 0x1b);   
                keybuffer_push(keybuffer, 0x4f);   
                keybuffer_push(keybuffer, 0x46);   
            }
            break;
        case SC_DELETE:
            if (keybuffer_available(keybuffer) >= 4) {
                keybuffer_push(keybuffer, 0x1b);   
                keybuffer_push(keybuffer, 0x5b);   
                keybuffer_push(keybuffer, 0x33);   
                keybuffer_push(keybuffer, 0x7e);   
            }
            break;
    */  default:
                letter = ((ascii >= 'a') && (ascii <= 'z'));
            capslock = (keyflags & PRESSED_CAPSLOCK) || (lockflags & LOCKED_CAPSLOCK);
            shift = keyflags & PRESSED_SHIFT;
            if (letter && capslock)
                shift = !shift;
            if (shift)
                map = sc_secondary_map;
            if (map[key] != SPECIAL)
                keybuffer_push(keybuffer, map[key]);   
            break;
    }
}
 
/** Register uspace irq handler
 * @return
 */
int kbd_arch_init(void)
{
    return !(ipc_register_irq(1, &i8042_kbd));
}
 
int kbd_arch_process(keybuffer_t *keybuffer, int scan_code)
{
    if (scan_code != IGNORE_CODE) {
        if (scan_code & KEY_RELEASE)
            key_released(keybuffer, scan_code ^ KEY_RELEASE);
        else
            key_pressed(keybuffer, scan_code);
    }
    return  1;
}
 

Rev 1451	Rev 1504
1	/*	1	/*
2	* Copyright (C) 2001-2004 Jakub Jermar	2	* Copyright (C) 2001-2004 Jakub Jermar
3	* Copyright (C) 2006 Josef Cejka	3	* Copyright (C) 2006 Josef Cejka
4	* All rights reserved.	4	* All rights reserved.
5	*	5	*
6	* Redistribution and use in source and binary forms, with or without	6	* Redistribution and use in source and binary forms, with or without
7	* modification, are permitted provided that the following conditions	7	* modification, are permitted provided that the following conditions
8	* are met:	8	* are met:
9	*	9	*
10	* - Redistributions of source code must retain the above copyright	10	* - Redistributions of source code must retain the above copyright
11	* notice, this list of conditions and the following disclaimer.	11	* notice, this list of conditions and the following disclaimer.
12	* - Redistributions in binary form must reproduce the above copyright	12	* - Redistributions in binary form must reproduce the above copyright
13	* notice, this list of conditions and the following disclaimer in the	13	* notice, this list of conditions and the following disclaimer in the
14	* documentation and/or other materials provided with the distribution.	14	* documentation and/or other materials provided with the distribution.
15	* - The name of the author may not be used to endorse or promote products	15	* - The name of the author may not be used to endorse or promote products
16	* derived from this software without specific prior written permission.	16	* derived from this software without specific prior written permission.
17	*	17	*
18	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR	18	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES	19	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.	20	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,	21	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT	22	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,	23	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY	24	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT	25	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF	26	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.	27	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28	*/	28	*/
29		29
30	#include <arch/kbd.h>	30	#include <arch/kbd.h>
31	#include <ipc/ipc.h>	31	#include <ipc/ipc.h>
32		32
33	#define SPECIAL '?'	33	#define SPECIAL '?'
34	#define KEY_RELEASE 0x80	34	#define KEY_RELEASE 0x80
35		35
36	/**	36	/**
37	* These codes read from i8042 data register are silently ignored.	37	* These codes read from i8042 data register are silently ignored.
38	*/	38	*/
39	#define IGNORE_CODE 0x7f	39	#define IGNORE_CODE 0x7f
40		40
41	#define PRESSED_SHIFT (1<<0)	41	#define PRESSED_SHIFT (1<<0)
42	#define PRESSED_CAPSLOCK (1<<1)	42	#define PRESSED_CAPSLOCK (1<<1)
43	#define LOCKED_CAPSLOCK (1<<0)	43	#define LOCKED_CAPSLOCK (1<<0)
44		44
45	/** Scancodes. */	45	/** Scancodes. */
46	#define SC_ESC 0x01	46	#define SC_ESC 0x01
47	#define SC_BACKSPACE 0x0e	47	#define SC_BACKSPACE 0x0e
48	#define SC_LSHIFT 0x2a	48	#define SC_LSHIFT 0x2a
49	#define SC_RSHIFT 0x36	49	#define SC_RSHIFT 0x36
50	#define SC_CAPSLOCK 0x3a	50	#define SC_CAPSLOCK 0x3a
51	#define SC_SPEC_ESCAPE 0xe0	51	#define SC_SPEC_ESCAPE 0xe0
52	#define SC_LEFTARR 0x4b	52	#define SC_LEFTARR 0x4b
53	#define SC_RIGHTARR 0x4d	53	#define SC_RIGHTARR 0x4d
54	#define SC_UPARR 0x48	54	#define SC_UPARR 0x48
55	#define SC_DOWNARR 0x50	55	#define SC_DOWNARR 0x50
56	#define SC_DELETE 0x53	56	#define SC_DELETE 0x53
57	#define SC_HOME 0x47	57	#define SC_HOME 0x47
58	#define SC_END 0x4f	58	#define SC_END 0x4f
59		59
60	static volatile int keyflags; /*< Tracking of multiple keypresses. /	60	static volatile int keyflags; /*< Tracking of multiple keypresses. /
61	static volatile int lockflags; /*< Tracking of multiple keys lockings. /	61	static volatile int lockflags; /*< Tracking of multiple keys lockings. /
62		62
63	/** Primary meaning of scancodes. */	63	/** Primary meaning of scancodes. */
64	static char sc_primary_map[] = {	64	static char sc_primary_map[] = {
65	SPECIAL, /* 0x00 */	65	SPECIAL, /* 0x00 */
66	SPECIAL, /* 0x01 - Esc */	66	SPECIAL, /* 0x01 - Esc */
67	'1', '2', '3', '4', '5', '6', '7', '8', '9', '0', '-', '=',	67	'1', '2', '3', '4', '5', '6', '7', '8', '9', '0', '-', '=',
68	'\b', /* 0x0e - Backspace */	68	'\b', /* 0x0e - Backspace */
69	'\t', 'q', 'w', 'e', 'r', 't', 'y', 'u', 'i', 'o', 'p', '[', ']', '\n',	69	'\t', 'q', 'w', 'e', 'r', 't', 'y', 'u', 'i', 'o', 'p', '[', ']', '\n',
70	SPECIAL, /* 0x1d - LCtrl */	70	SPECIAL, /* 0x1d - LCtrl */
71	'a', 's', 'd', 'f', 'g', 'h', 'j', 'k', 'l', ';', '\'',	71	'a', 's', 'd', 'f', 'g', 'h', 'j', 'k', 'l', ';', '\'',
72	'`',	72	'`',
73	SPECIAL, /* 0x2a - LShift */	73	SPECIAL, /* 0x2a - LShift */
74	'\\',	74	'\\',
75	'z', 'x', 'c', 'v', 'b', 'n', 'm', ',', '.', '/',	75	'z', 'x', 'c', 'v', 'b', 'n', 'm', ',', '.', '/',
76	SPECIAL, /* 0x36 - RShift */	76	SPECIAL, /* 0x36 - RShift */
77	'*',	77	'*',
78	SPECIAL, /* 0x38 - LAlt */	78	SPECIAL, /* 0x38 - LAlt */
79	' ',	79	' ',
80	SPECIAL, /* 0x3a - CapsLock */	80	SPECIAL, /* 0x3a - CapsLock */
81	0x3b, /* 0x3b - F1 */	-
82	// SPECIAL, /* 0x3b - F1 */	81	SPECIAL, /* 0x3b - F1 */
83	0x3c, /* 0x3c - F2 */	-
84	// SPECIAL, /* 0x3c - F2 */	82	SPECIAL, /* 0x3c - F2 */
85	0x3d, /* 0x3d - F3 */	-
86	// SPECIAL, /* 0x3d - F3 */	83	SPECIAL, /* 0x3d - F3 */
87	0x3e, /* 0x3e - F4 */	-
88	// SPECIAL, /* 0x3e - F4 */	84	SPECIAL, /* 0x3e - F4 */
89	// SPECIAL, /* 0x3f - F5 */	85	SPECIAL, /* 0x3f - F5 */
90	0x3f, /* 0x3f - F5 */	-
91	// SPECIAL, /* 0x40 - F6 */	86	SPECIAL, /* 0x40 - F6 */
92	0x40, /* 0x40 - F6 */	-
93	// SPECIAL, /* 0x41 - F7 */	87	SPECIAL, /* 0x41 - F7 */
94	0x41, /* 0x41 - F7 */	-
95	// SPECIAL, /* 0x42 - F8 */	88	SPECIAL, /* 0x42 - F8 */
96	0x42, /* 0x42 - F8 */	-
97	// SPECIAL, /* 0x43 - F9 */	89	SPECIAL, /* 0x43 - F9 */
98	0x43, /* 0x43 - F9 */	-
99	// SPECIAL, /* 0x44 - F10 */	90	SPECIAL, /* 0x44 - F10 */
100	0x44, /* 0x44 - F10 */	-
101	SPECIAL, /* 0x45 - NumLock */	91	SPECIAL, /* 0x45 - NumLock */
102	SPECIAL, /* 0x46 - ScrollLock */	92	SPECIAL, /* 0x46 - ScrollLock */
103	'7', '8', '9', '-',	93	'7', '8', '9', '-',
104	'4', '5', '6', '+',	94	'4', '5', '6', '+',
105	'1', '2', '3',	95	'1', '2', '3',
106	'0', '.',	96	'0', '.',
107	SPECIAL, /* 0x54 - Alt-SysRq */	97	SPECIAL, /* 0x54 - Alt-SysRq */
108	SPECIAL, /* 0x55 - F11/F12/PF1/FN */	98	SPECIAL, /* 0x55 - F11/F12/PF1/FN */
109	SPECIAL, /* 0x56 - unlabelled key next to LAlt */	99	SPECIAL, /* 0x56 - unlabelled key next to LAlt */
110	SPECIAL, /* 0x57 - F11 */	100	SPECIAL, /* 0x57 - F11 */
111	SPECIAL, /* 0x58 - F12 */	101	SPECIAL, /* 0x58 - F12 */
112	SPECIAL, /* 0x59 */	102	SPECIAL, /* 0x59 */
113	SPECIAL, /* 0x5a */	103	SPECIAL, /* 0x5a */
114	SPECIAL, /* 0x5b */	104	SPECIAL, /* 0x5b */
115	SPECIAL, /* 0x5c */	105	SPECIAL, /* 0x5c */
116	SPECIAL, /* 0x5d */	106	SPECIAL, /* 0x5d */
117	SPECIAL, /* 0x5e */	107	SPECIAL, /* 0x5e */
118	SPECIAL, /* 0x5f */	108	SPECIAL, /* 0x5f */
119	SPECIAL, /* 0x60 */	109	SPECIAL, /* 0x60 */
120	SPECIAL, /* 0x61 */	110	SPECIAL, /* 0x61 */
121	SPECIAL, /* 0x62 */	111	SPECIAL, /* 0x62 */
122	SPECIAL, /* 0x63 */	112	SPECIAL, /* 0x63 */
123	SPECIAL, /* 0x64 */	113	SPECIAL, /* 0x64 */
124	SPECIAL, /* 0x65 */	114	SPECIAL, /* 0x65 */
125	SPECIAL, /* 0x66 */	115	SPECIAL, /* 0x66 */
126	SPECIAL, /* 0x67 */	116	SPECIAL, /* 0x67 */
127	SPECIAL, /* 0x68 */	117	SPECIAL, /* 0x68 */
128	SPECIAL, /* 0x69 */	118	SPECIAL, /* 0x69 */
129	SPECIAL, /* 0x6a */	119	SPECIAL, /* 0x6a */
130	SPECIAL, /* 0x6b */	120	SPECIAL, /* 0x6b */
131	SPECIAL, /* 0x6c */	121	SPECIAL, /* 0x6c */
132	SPECIAL, /* 0x6d */	122	SPECIAL, /* 0x6d */
133	SPECIAL, /* 0x6e */	123	SPECIAL, /* 0x6e */
134	SPECIAL, /* 0x6f */	124	SPECIAL, /* 0x6f */
135	SPECIAL, /* 0x70 */	125	SPECIAL, /* 0x70 */
136	SPECIAL, /* 0x71 */	126	SPECIAL, /* 0x71 */
137	SPECIAL, /* 0x72 */	127	SPECIAL, /* 0x72 */
138	SPECIAL, /* 0x73 */	128	SPECIAL, /* 0x73 */
139	SPECIAL, /* 0x74 */	129	SPECIAL, /* 0x74 */
140	SPECIAL, /* 0x75 */	130	SPECIAL, /* 0x75 */
141	SPECIAL, /* 0x76 */	131	SPECIAL, /* 0x76 */
142	SPECIAL, /* 0x77 */	132	SPECIAL, /* 0x77 */
143	SPECIAL, /* 0x78 */	133	SPECIAL, /* 0x78 */
144	SPECIAL, /* 0x79 */	134	SPECIAL, /* 0x79 */
145	SPECIAL, /* 0x7a */	135	SPECIAL, /* 0x7a */
146	SPECIAL, /* 0x7b */	136	SPECIAL, /* 0x7b */
147	SPECIAL, /* 0x7c */	137	SPECIAL, /* 0x7c */
148	SPECIAL, /* 0x7d */	138	SPECIAL, /* 0x7d */
149	SPECIAL, /* 0x7e */	139	SPECIAL, /* 0x7e */
150	SPECIAL, /* 0x7f */	140	SPECIAL, /* 0x7f */
151	};	141	};
152		142
153	/** Secondary meaning of scancodes. */	143	/** Secondary meaning of scancodes. */
154	static char sc_secondary_map[] = {	144	static char sc_secondary_map[] = {
155	SPECIAL, /* 0x00 */	145	SPECIAL, /* 0x00 */
156	SPECIAL, /* 0x01 - Esc */	146	SPECIAL, /* 0x01 - Esc */
157	'!', '@', '#', '$', '%', '^', '&', '*', '(', ')', '_', '+',	147	'!', '@', '#', '$', '%', '^', '&', '*', '(', ')', '_', '+',
158	SPECIAL, /* 0x0e - Backspace */	148	SPECIAL, /* 0x0e - Backspace */
159	'\t', 'Q', 'W', 'E', 'R', 'T', 'Y', 'U', 'I', 'O', 'P', '{', '}', '\n',	149	'\t', 'Q', 'W', 'E', 'R', 'T', 'Y', 'U', 'I', 'O', 'P', '{', '}', '\n',
160	SPECIAL, /* 0x1d - LCtrl */	150	SPECIAL, /* 0x1d - LCtrl */
161	'A', 'S', 'D', 'F', 'G', 'H', 'J', 'K', 'L', ':', '"',	151	'A', 'S', 'D', 'F', 'G', 'H', 'J', 'K', 'L', ':', '"',
162	'~',	152	'~',
163	SPECIAL, /* 0x2a - LShift */	153	SPECIAL, /* 0x2a - LShift */
164	'\|',	154	'\|',
165	'Z', 'X', 'C', 'V', 'B', 'N', 'M', '<', '>', '?',	155	'Z', 'X', 'C', 'V', 'B', 'N', 'M', '<', '>', '?',
166	SPECIAL, /* 0x36 - RShift */	156	SPECIAL, /* 0x36 - RShift */
167	'*',	157	'*',
168	SPECIAL, /* 0x38 - LAlt */	158	SPECIAL, /* 0x38 - LAlt */
169	' ',	159	' ',
170	SPECIAL, /* 0x3a - CapsLock */	160	SPECIAL, /* 0x3a - CapsLock */
171	0x3b, /* 0x3b - F1 */	-
172	0x3c, /* 0x3c - F2 */	-
173	0x3d, /* 0x3d - F3 */	-
174	0x3e, /* 0x3e - F4 */	-
175	0x3f, /* 0x3f - F5 */	-
176	0x40, /* 0x40 - F6 */	-
177	0x41, /* 0x41 - F7 */	-
178	0x42, /* 0x42 - F8 */	-
179	0x43, /* 0x43 - F9 */	-
180	0x44, /* 0x44 - F10 */	-
181	// SPECIAL, /* 0x3b - F1 */	161	SPECIAL, /* 0x3b - F1 */
182	// SPECIAL, /* 0x3c - F2 */	162	SPECIAL, /* 0x3c - F2 */
183	// SPECIAL, /* 0x3d - F3 */	163	SPECIAL, /* 0x3d - F3 */
184	// SPECIAL, /* 0x3e - F4 */	164	SPECIAL, /* 0x3e - F4 */
185	// SPECIAL, /* 0x3f - F5 */	165	SPECIAL, /* 0x3f - F5 */
186	// SPECIAL, /* 0x40 - F6 */	166	SPECIAL, /* 0x40 - F6 */
187	// SPECIAL, /* 0x41 - F7 */	167	SPECIAL, /* 0x41 - F7 */
188	// SPECIAL, /* 0x42 - F8 */	168	SPECIAL, /* 0x42 - F8 */
189	// SPECIAL, /* 0x43 - F9 */	169	SPECIAL, /* 0x43 - F9 */
190	// SPECIAL, /* 0x44 - F10 */	170	SPECIAL, /* 0x44 - F10 */
191	SPECIAL, /* 0x45 - NumLock */	171	SPECIAL, /* 0x45 - NumLock */
192	SPECIAL, /* 0x46 - ScrollLock */	172	SPECIAL, /* 0x46 - ScrollLock */
193	'7', '8', '9', '-',	173	'7', '8', '9', '-',
194	'4', '5', '6', '+',	174	'4', '5', '6', '+',
195	'1', '2', '3',	175	'1', '2', '3',
196	'0', '.',	176	'0', '.',
197	SPECIAL, /* 0x54 - Alt-SysRq */	177	SPECIAL, /* 0x54 - Alt-SysRq */
198	SPECIAL, /* 0x55 - F11/F12/PF1/FN */	178	SPECIAL, /* 0x55 - F11/F12/PF1/FN */
199	SPECIAL, /* 0x56 - unlabelled key next to LAlt */	179	SPECIAL, /* 0x56 - unlabelled key next to LAlt */
200	SPECIAL, /* 0x57 - F11 */	180	SPECIAL, /* 0x57 - F11 */
201	SPECIAL, /* 0x58 - F12 */	181	SPECIAL, /* 0x58 - F12 */
202	SPECIAL, /* 0x59 */	182	SPECIAL, /* 0x59 */
203	SPECIAL, /* 0x5a */	183	SPECIAL, /* 0x5a */
204	SPECIAL, /* 0x5b */	184	SPECIAL, /* 0x5b */
205	SPECIAL, /* 0x5c */	185	SPECIAL, /* 0x5c */
206	SPECIAL, /* 0x5d */	186	SPECIAL, /* 0x5d */
207	SPECIAL, /* 0x5e */	187	SPECIAL, /* 0x5e */
208	SPECIAL, /* 0x5f */	188	SPECIAL, /* 0x5f */
209	SPECIAL, /* 0x60 */	189	SPECIAL, /* 0x60 */
210	SPECIAL, /* 0x61 */	190	SPECIAL, /* 0x61 */
211	SPECIAL, /* 0x62 */	191	SPECIAL, /* 0x62 */
212	SPECIAL, /* 0x63 */	192	SPECIAL, /* 0x63 */
213	SPECIAL, /* 0x64 */	193	SPECIAL, /* 0x64 */
214	SPECIAL, /* 0x65 */	194	SPECIAL, /* 0x65 */
215	SPECIAL, /* 0x66 */	195	SPECIAL, /* 0x66 */
216	SPECIAL, /* 0x67 */	196	SPECIAL, /* 0x67 */
217	SPECIAL, /* 0x68 */	197	SPECIAL, /* 0x68 */
218	SPECIAL, /* 0x69 */	198	SPECIAL, /* 0x69 */
219	SPECIAL, /* 0x6a */	199	SPECIAL, /* 0x6a */
220	SPECIAL, /* 0x6b */	200	SPECIAL, /* 0x6b */
221	SPECIAL, /* 0x6c */	201	SPECIAL, /* 0x6c */
222	SPECIAL, /* 0x6d */	202	SPECIAL, /* 0x6d */
223	SPECIAL, /* 0x6e */	203	SPECIAL, /* 0x6e */
224	SPECIAL, /* 0x6f */	204	SPECIAL, /* 0x6f */
225	SPECIAL, /* 0x70 */	205	SPECIAL, /* 0x70 */
226	SPECIAL, /* 0x71 */	206	SPECIAL, /* 0x71 */
227	SPECIAL, /* 0x72 */	207	SPECIAL, /* 0x72 */
228	SPECIAL, /* 0x73 */	208	SPECIAL, /* 0x73 */
229	SPECIAL, /* 0x74 */	209	SPECIAL, /* 0x74 */
230	SPECIAL, /* 0x75 */	210	SPECIAL, /* 0x75 */
231	SPECIAL, /* 0x76 */	211	SPECIAL, /* 0x76 */
232	SPECIAL, /* 0x77 */	212	SPECIAL, /* 0x77 */
233	SPECIAL, /* 0x78 */	213	SPECIAL, /* 0x78 */
234	SPECIAL, /* 0x79 */	214	SPECIAL, /* 0x79 */
235	SPECIAL, /* 0x7a */	215	SPECIAL, /* 0x7a */
236	SPECIAL, /* 0x7b */	216	SPECIAL, /* 0x7b */
237	SPECIAL, /* 0x7c */	217	SPECIAL, /* 0x7c */
238	SPECIAL, /* 0x7d */	218	SPECIAL, /* 0x7d */
239	SPECIAL, /* 0x7e */	219	SPECIAL, /* 0x7e */
240	SPECIAL, /* 0x7f */	220	SPECIAL, /* 0x7f */
241	};	221	};
242		222
243	irq_cmd_t i8042_cmds[1] = {	223	irq_cmd_t i8042_cmds[1] = {
244	{ CMD_PORT_READ_1, (void *)0x60, 0 }	224	{ CMD_PORT_READ_1, (void *)0x60, 0 }
245	};	225	};
246		226
247	irq_code_t i8042_kbd = {	227	irq_code_t i8042_kbd = {
248	1,	228	1,
249	i8042_cmds	229	i8042_cmds
250	};	230	};
251		231
252	static int key_released(keybuffer_t *keybuffer, unsigned char key)	232	static int key_released(keybuffer_t *keybuffer, unsigned char key)
253	{	233	{
254	switch (key) {	234	switch (key) {
255	case SC_LSHIFT:	235	case SC_LSHIFT:
256	case SC_RSHIFT:	236	case SC_RSHIFT:
257	keyflags &= ~PRESSED_SHIFT;	237	keyflags &= ~PRESSED_SHIFT;
258	break;	238	break;
259	case SC_CAPSLOCK:	239	case SC_CAPSLOCK:
260	keyflags &= ~PRESSED_CAPSLOCK;	240	keyflags &= ~PRESSED_CAPSLOCK;
261	if (lockflags & LOCKED_CAPSLOCK)	241	if (lockflags & LOCKED_CAPSLOCK)
262	lockflags &= ~LOCKED_CAPSLOCK;	242	lockflags &= ~LOCKED_CAPSLOCK;
263	else	243	else
264	lockflags \|= LOCKED_CAPSLOCK;	244	lockflags \|= LOCKED_CAPSLOCK;
265	break;	245	break;
266	default:	246	default:
267	break;	247	break;
268	}	248	}
269	}	249	}
270		250
271	static int key_pressed(keybuffer_t *keybuffer, unsigned char key)	251	static int key_pressed(keybuffer_t *keybuffer, unsigned char key)
272	{	252	{
273	char *map = sc_primary_map;	253	char *map = sc_primary_map;
274	char ascii = sc_primary_map[key];	254	char ascii = sc_primary_map[key];
275	char shift, capslock;	255	char shift, capslock;
276	char letter = 0;	256	char letter = 0;
277		257
278	switch (key) {	258	switch (key) {
279	case SC_LSHIFT:	259	case SC_LSHIFT:
280	case SC_RSHIFT:	260	case SC_RSHIFT:
281	keyflags \|= PRESSED_SHIFT;	261	keyflags \|= PRESSED_SHIFT;
282	break;	262	break;
283	case SC_CAPSLOCK:	263	case SC_CAPSLOCK:
284	keyflags \|= PRESSED_CAPSLOCK;	264	keyflags \|= PRESSED_CAPSLOCK;
285	break;	265	break;
286	case SC_SPEC_ESCAPE:	266	case SC_SPEC_ESCAPE:
287	break;	267	break;
288	case SC_LEFTARR:	268	/* case SC_LEFTARR:
289	if (keybuffer_available(keybuffer) >= 3) {	269	if (keybuffer_available(keybuffer) >= 3) {
290	keybuffer_push(keybuffer, 0x1b);	270	keybuffer_push(keybuffer, 0x1b);
291	keybuffer_push(keybuffer, 0x5b);	271	keybuffer_push(keybuffer, 0x5b);
292	keybuffer_push(keybuffer, 0x44);	272	keybuffer_push(keybuffer, 0x44);
293	}	273	}
294	break;	274	break;
295	case SC_RIGHTARR:	275	case SC_RIGHTARR:
296	if (keybuffer_available(keybuffer) >= 3) {	276	if (keybuffer_available(keybuffer) >= 3) {
297	keybuffer_push(keybuffer, 0x1b);	277	keybuffer_push(keybuffer, 0x1b);
298	keybuffer_push(keybuffer, 0x5b);	278	keybuffer_push(keybuffer, 0x5b);
299	keybuffer_push(keybuffer, 0x43);	279	keybuffer_push(keybuffer, 0x43);
300	}	280	}
301	break;	281	break;
302	case SC_UPARR:	282	case SC_UPARR:
303	if (keybuffer_available(keybuffer) >= 3) {	283	if (keybuffer_available(keybuffer) >= 3) {
304	keybuffer_push(keybuffer, 0x1b);	284	keybuffer_push(keybuffer, 0x1b);
305	keybuffer_push(keybuffer, 0x5b);	285	keybuffer_push(keybuffer, 0x5b);
306	keybuffer_push(keybuffer, 0x41);	286	keybuffer_push(keybuffer, 0x41);
307	}	287	}
308	break;	288	break;
309	case SC_DOWNARR:	289	case SC_DOWNARR:
310	if (keybuffer_available(keybuffer) >= 3) {	290	if (keybuffer_available(keybuffer) >= 3) {
311	keybuffer_push(keybuffer, 0x1b);	291	keybuffer_push(keybuffer, 0x1b);
312	keybuffer_push(keybuffer, 0x5b);	292	keybuffer_push(keybuffer, 0x5b);
313	keybuffer_push(keybuffer, 0x42);	293	keybuffer_push(keybuffer, 0x42);
314	}	294	}
315	break;	295	break;
316	case SC_HOME:	296	case SC_HOME:
317	if (keybuffer_available(keybuffer) >= 3) {	297	if (keybuffer_available(keybuffer) >= 3) {
318	keybuffer_push(keybuffer, 0x1b);	298	keybuffer_push(keybuffer, 0x1b);
319	keybuffer_push(keybuffer, 0x4f);	299	keybuffer_push(keybuffer, 0x4f);
320	keybuffer_push(keybuffer, 0x48);	300	keybuffer_push(keybuffer, 0x48);
321	}	301	}
322	break;	302	break;
323	case SC_END:	303	case SC_END:
324	if (keybuffer_available(keybuffer) >= 3) {	304	if (keybuffer_available(keybuffer) >= 3) {
325	keybuffer_push(keybuffer, 0x1b);	305	keybuffer_push(keybuffer, 0x1b);
326	keybuffer_push(keybuffer, 0x4f);	306	keybuffer_push(keybuffer, 0x4f);
327	keybuffer_push(keybuffer, 0x46);	307	keybuffer_push(keybuffer, 0x46);
328	}	308	}
329	break;	309	break;
330	case SC_DELETE:	310	case SC_DELETE:
331	if (keybuffer_available(keybuffer) >= 4) {	311	if (keybuffer_available(keybuffer) >= 4) {
332	keybuffer_push(keybuffer, 0x1b);	312	keybuffer_push(keybuffer, 0x1b);
333	keybuffer_push(keybuffer, 0x5b);	313	keybuffer_push(keybuffer, 0x5b);
334	keybuffer_push(keybuffer, 0x33);	314	keybuffer_push(keybuffer, 0x33);
335	keybuffer_push(keybuffer, 0x7e);	315	keybuffer_push(keybuffer, 0x7e);
336	}	316	}
337	break;	317	break;
338	default:	318	*/ default:
339	letter = ((ascii >= 'a') && (ascii <= 'z'));	319	letter = ((ascii >= 'a') && (ascii <= 'z'));
340	capslock = (keyflags & PRESSED_CAPSLOCK) \|\| (lockflags & LOCKED_CAPSLOCK);	320	capslock = (keyflags & PRESSED_CAPSLOCK) \|\| (lockflags & LOCKED_CAPSLOCK);
341	shift = keyflags & PRESSED_SHIFT;	321	shift = keyflags & PRESSED_SHIFT;
342	if (letter && capslock)	322	if (letter && capslock)
343	shift = !shift;	323	shift = !shift;
344	if (shift)	324	if (shift)
345	map = sc_secondary_map;	325	map = sc_secondary_map;
-		326	if (map[key] != SPECIAL)
346	keybuffer_push(keybuffer, map[key]);	327	keybuffer_push(keybuffer, map[key]);
347	break;	328	break;
348	}	329	}
349	}	330	}
350		331
351	/** Register uspace irq handler	332	/** Register uspace irq handler
352	* @return	333	* @return
353	*/	334	*/
354	int kbd_arch_init(void)	335	int kbd_arch_init(void)
355	{	336	{
356	return !(ipc_register_irq(1, &i8042_kbd));	337	return !(ipc_register_irq(1, &i8042_kbd));
357	}	338	}
358		339
359	int kbd_arch_process(keybuffer_t *keybuffer, int scan_code)	340	int kbd_arch_process(keybuffer_t *keybuffer, int scan_code)
360	{	341	{
361	if (scan_code != IGNORE_CODE) {	342	if (scan_code != IGNORE_CODE) {
362	if (scan_code & KEY_RELEASE)	343	if (scan_code & KEY_RELEASE)
363	key_released(keybuffer, scan_code ^ KEY_RELEASE);	344	key_released(keybuffer, scan_code ^ KEY_RELEASE);
364	else	345	else
365	key_pressed(keybuffer, scan_code);	346	key_pressed(keybuffer, scan_code);
366	}	347	}
367	return 1;	348	return 1;
368	}	349	}
369		350

Subversion Repositories HelenOS-historic

(root)/uspace/trunk/kbd/arch/ia32/src/kbd.c @ 1707 – Rev 1451 → 1504