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.
 */
 
/** @addtogroup kbdia32 ia32
 * @brief   HelenOS ia32 / amd64 arch dependent parts of uspace keyboard handler.
 * @ingroup  kbd
 * @{
 */
/** @file
 * @ingroup kbdamd64
 */
 
#include <arch/kbd.h>
#include <ipc/ipc.h>
 
#define SPECIAL     255
#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
 
#define FUNCTION_KEYS 0x100
 
static volatile int keyflags;       /**< Tracking of multiple keypresses. */
static volatile int lockflags;      /**< Tracking of multiple keys lockings. */
 
/** Primary meaning of scancodes. */
static int 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 */
    (FUNCTION_KEYS | 1), /* 0x3b - F1 */
    (FUNCTION_KEYS | 2), /* 0x3c - F2 */
    (FUNCTION_KEYS | 3), /* 0x3d - F3 */
    (FUNCTION_KEYS | 4), /* 0x3e - F4 */
    (FUNCTION_KEYS | 5), /* 0x3f - F5 */
    (FUNCTION_KEYS | 6), /* 0x40 - F6 */
    (FUNCTION_KEYS | 7), /* 0x41 - F7 */
    (FUNCTION_KEYS | 8), /* 0x42 - F8 */
    (FUNCTION_KEYS | 9), /* 0x43 - F9 */
    (FUNCTION_KEYS | 10), /* 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 */
    (FUNCTION_KEYS | 11), /* 0x57 - F11 */
    (FUNCTION_KEYS | 12), /* 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 int sc_secondary_map[] = {
    SPECIAL, /* 0x00 */
    0x1b, /* 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)
{
    int *map = sc_primary_map;
    int ascii = sc_primary_map[key];
    int shift, capslock;
    int letter = 0;
 
    static int esc_count=0;
 
   
    if ( key == SC_ESC ) {
        esc_count++;
        if ( esc_count == 3 ) {
            __SYSCALL0(SYS_DEBUG_ENABLE_CONSOLE);
        }  
    } else {
        esc_count=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 1649	Rev 1657
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	/** @addtogroup kbdia32 ia32	30	/** @addtogroup kbdia32 ia32
31	* @brief HelenOS ia32 arch dependent parts of uspace keyboard handler.	31	* @brief HelenOS ia32 / amd64 arch dependent parts of uspace keyboard handler.
32	* @ingroup kbd	32	* @ingroup kbd
33	* @{	33	* @{
34	*/	34	*/
35	/** @file	35	/** @file
-		36	* @ingroup kbdamd64
36	*/	37	*/
37		38
38	#include <arch/kbd.h>	39	#include <arch/kbd.h>
39	#include <ipc/ipc.h>	40	#include <ipc/ipc.h>
40		41
41	#define SPECIAL 255	42	#define SPECIAL 255
42	#define KEY_RELEASE 0x80	43	#define KEY_RELEASE 0x80
43		44
44	/**	45	/**
45	* These codes read from i8042 data register are silently ignored.	46	* These codes read from i8042 data register are silently ignored.
46	*/	47	*/
47	#define IGNORE_CODE 0x7f	48	#define IGNORE_CODE 0x7f
48		49
49	#define PRESSED_SHIFT (1<<0)	50	#define PRESSED_SHIFT (1<<0)
50	#define PRESSED_CAPSLOCK (1<<1)	51	#define PRESSED_CAPSLOCK (1<<1)
51	#define LOCKED_CAPSLOCK (1<<0)	52	#define LOCKED_CAPSLOCK (1<<0)
52		53
53	/** Scancodes. */	54	/** Scancodes. */
54	#define SC_ESC 0x01	55	#define SC_ESC 0x01
55	#define SC_BACKSPACE 0x0e	56	#define SC_BACKSPACE 0x0e
56	#define SC_LSHIFT 0x2a	57	#define SC_LSHIFT 0x2a
57	#define SC_RSHIFT 0x36	58	#define SC_RSHIFT 0x36
58	#define SC_CAPSLOCK 0x3a	59	#define SC_CAPSLOCK 0x3a
59	#define SC_SPEC_ESCAPE 0xe0	60	#define SC_SPEC_ESCAPE 0xe0
60	#define SC_LEFTARR 0x4b	61	#define SC_LEFTARR 0x4b
61	#define SC_RIGHTARR 0x4d	62	#define SC_RIGHTARR 0x4d
62	#define SC_UPARR 0x48	63	#define SC_UPARR 0x48
63	#define SC_DOWNARR 0x50	64	#define SC_DOWNARR 0x50
64	#define SC_DELETE 0x53	65	#define SC_DELETE 0x53
65	#define SC_HOME 0x47	66	#define SC_HOME 0x47
66	#define SC_END 0x4f	67	#define SC_END 0x4f
67		68
68	#define FUNCTION_KEYS 0x100	69	#define FUNCTION_KEYS 0x100
69		70
70	static volatile int keyflags; /*< Tracking of multiple keypresses. /	71	static volatile int keyflags; /*< Tracking of multiple keypresses. /
71	static volatile int lockflags; /*< Tracking of multiple keys lockings. /	72	static volatile int lockflags; /*< Tracking of multiple keys lockings. /
72		73
73	/** Primary meaning of scancodes. */	74	/** Primary meaning of scancodes. */
74	static int sc_primary_map[] = {	75	static int sc_primary_map[] = {
75	SPECIAL, /* 0x00 */	76	SPECIAL, /* 0x00 */
76	SPECIAL, /* 0x01 - Esc */	77	SPECIAL, /* 0x01 - Esc */
77	'1', '2', '3', '4', '5', '6', '7', '8', '9', '0', '-', '=',	78	'1', '2', '3', '4', '5', '6', '7', '8', '9', '0', '-', '=',
78	'\b', /* 0x0e - Backspace */	79	'\b', /* 0x0e - Backspace */
79	'\t', 'q', 'w', 'e', 'r', 't', 'y', 'u', 'i', 'o', 'p', '[', ']', '\n',	80	'\t', 'q', 'w', 'e', 'r', 't', 'y', 'u', 'i', 'o', 'p', '[', ']', '\n',
80	SPECIAL, /* 0x1d - LCtrl */	81	SPECIAL, /* 0x1d - LCtrl */
81	'a', 's', 'd', 'f', 'g', 'h', 'j', 'k', 'l', ';', '\'',	82	'a', 's', 'd', 'f', 'g', 'h', 'j', 'k', 'l', ';', '\'',
82	'`',	83	'`',
83	SPECIAL, /* 0x2a - LShift */	84	SPECIAL, /* 0x2a - LShift */
84	'\\',	85	'\\',
85	'z', 'x', 'c', 'v', 'b', 'n', 'm', ',', '.', '/',	86	'z', 'x', 'c', 'v', 'b', 'n', 'm', ',', '.', '/',
86	SPECIAL, /* 0x36 - RShift */	87	SPECIAL, /* 0x36 - RShift */
87	'*',	88	'*',
88	SPECIAL, /* 0x38 - LAlt */	89	SPECIAL, /* 0x38 - LAlt */
89	' ',	90	' ',
90	SPECIAL, /* 0x3a - CapsLock */	91	SPECIAL, /* 0x3a - CapsLock */
91	(FUNCTION_KEYS \| 1), /* 0x3b - F1 */	92	(FUNCTION_KEYS \| 1), /* 0x3b - F1 */
92	(FUNCTION_KEYS \| 2), /* 0x3c - F2 */	93	(FUNCTION_KEYS \| 2), /* 0x3c - F2 */
93	(FUNCTION_KEYS \| 3), /* 0x3d - F3 */	94	(FUNCTION_KEYS \| 3), /* 0x3d - F3 */
94	(FUNCTION_KEYS \| 4), /* 0x3e - F4 */	95	(FUNCTION_KEYS \| 4), /* 0x3e - F4 */
95	(FUNCTION_KEYS \| 5), /* 0x3f - F5 */	96	(FUNCTION_KEYS \| 5), /* 0x3f - F5 */
96	(FUNCTION_KEYS \| 6), /* 0x40 - F6 */	97	(FUNCTION_KEYS \| 6), /* 0x40 - F6 */
97	(FUNCTION_KEYS \| 7), /* 0x41 - F7 */	98	(FUNCTION_KEYS \| 7), /* 0x41 - F7 */
98	(FUNCTION_KEYS \| 8), /* 0x42 - F8 */	99	(FUNCTION_KEYS \| 8), /* 0x42 - F8 */
99	(FUNCTION_KEYS \| 9), /* 0x43 - F9 */	100	(FUNCTION_KEYS \| 9), /* 0x43 - F9 */
100	(FUNCTION_KEYS \| 10), /* 0x44 - F10 */	101	(FUNCTION_KEYS \| 10), /* 0x44 - F10 */
101	SPECIAL, /* 0x45 - NumLock */	102	SPECIAL, /* 0x45 - NumLock */
102	SPECIAL, /* 0x46 - ScrollLock */	103	SPECIAL, /* 0x46 - ScrollLock */
103	'7', '8', '9', '-',	104	'7', '8', '9', '-',
104	'4', '5', '6', '+',	105	'4', '5', '6', '+',
105	'1', '2', '3',	106	'1', '2', '3',
106	'0', '.',	107	'0', '.',
107	SPECIAL, /* 0x54 - Alt-SysRq */	108	SPECIAL, /* 0x54 - Alt-SysRq */
108	SPECIAL, /* 0x55 - F11/F12/PF1/FN */	109	SPECIAL, /* 0x55 - F11/F12/PF1/FN */
109	SPECIAL, /* 0x56 - unlabelled key next to LAlt */	110	SPECIAL, /* 0x56 - unlabelled key next to LAlt */
110	(FUNCTION_KEYS \| 11), /* 0x57 - F11 */	111	(FUNCTION_KEYS \| 11), /* 0x57 - F11 */
111	(FUNCTION_KEYS \| 12), /* 0x58 - F12 */	112	(FUNCTION_KEYS \| 12), /* 0x58 - F12 */
112	SPECIAL, /* 0x59 */	113	SPECIAL, /* 0x59 */
113	SPECIAL, /* 0x5a */	114	SPECIAL, /* 0x5a */
114	SPECIAL, /* 0x5b */	115	SPECIAL, /* 0x5b */
115	SPECIAL, /* 0x5c */	116	SPECIAL, /* 0x5c */
116	SPECIAL, /* 0x5d */	117	SPECIAL, /* 0x5d */
117	SPECIAL, /* 0x5e */	118	SPECIAL, /* 0x5e */
118	SPECIAL, /* 0x5f */	119	SPECIAL, /* 0x5f */
119	SPECIAL, /* 0x60 */	120	SPECIAL, /* 0x60 */
120	SPECIAL, /* 0x61 */	121	SPECIAL, /* 0x61 */
121	SPECIAL, /* 0x62 */	122	SPECIAL, /* 0x62 */
122	SPECIAL, /* 0x63 */	123	SPECIAL, /* 0x63 */
123	SPECIAL, /* 0x64 */	124	SPECIAL, /* 0x64 */
124	SPECIAL, /* 0x65 */	125	SPECIAL, /* 0x65 */
125	SPECIAL, /* 0x66 */	126	SPECIAL, /* 0x66 */
126	SPECIAL, /* 0x67 */	127	SPECIAL, /* 0x67 */
127	SPECIAL, /* 0x68 */	128	SPECIAL, /* 0x68 */
128	SPECIAL, /* 0x69 */	129	SPECIAL, /* 0x69 */
129	SPECIAL, /* 0x6a */	130	SPECIAL, /* 0x6a */
130	SPECIAL, /* 0x6b */	131	SPECIAL, /* 0x6b */
131	SPECIAL, /* 0x6c */	132	SPECIAL, /* 0x6c */
132	SPECIAL, /* 0x6d */	133	SPECIAL, /* 0x6d */
133	SPECIAL, /* 0x6e */	134	SPECIAL, /* 0x6e */
134	SPECIAL, /* 0x6f */	135	SPECIAL, /* 0x6f */
135	SPECIAL, /* 0x70 */	136	SPECIAL, /* 0x70 */
136	SPECIAL, /* 0x71 */	137	SPECIAL, /* 0x71 */
137	SPECIAL, /* 0x72 */	138	SPECIAL, /* 0x72 */
138	SPECIAL, /* 0x73 */	139	SPECIAL, /* 0x73 */
139	SPECIAL, /* 0x74 */	140	SPECIAL, /* 0x74 */
140	SPECIAL, /* 0x75 */	141	SPECIAL, /* 0x75 */
141	SPECIAL, /* 0x76 */	142	SPECIAL, /* 0x76 */
142	SPECIAL, /* 0x77 */	143	SPECIAL, /* 0x77 */
143	SPECIAL, /* 0x78 */	144	SPECIAL, /* 0x78 */
144	SPECIAL, /* 0x79 */	145	SPECIAL, /* 0x79 */
145	SPECIAL, /* 0x7a */	146	SPECIAL, /* 0x7a */
146	SPECIAL, /* 0x7b */	147	SPECIAL, /* 0x7b */
147	SPECIAL, /* 0x7c */	148	SPECIAL, /* 0x7c */
148	SPECIAL, /* 0x7d */	149	SPECIAL, /* 0x7d */
149	SPECIAL, /* 0x7e */	150	SPECIAL, /* 0x7e */
150	SPECIAL, /* 0x7f */	151	SPECIAL, /* 0x7f */
151	};	152	};
152		153
153	/** Secondary meaning of scancodes. */	154	/** Secondary meaning of scancodes. */
154	static int sc_secondary_map[] = {	155	static int sc_secondary_map[] = {
155	SPECIAL, /* 0x00 */	156	SPECIAL, /* 0x00 */
156	0x1b, /* 0x01 - Esc */	157	0x1b, /* 0x01 - Esc */
157	'!', '@', '#', '$', '%', '^', '&', '*', '(', ')', '_', '+',	158	'!', '@', '#', '$', '%', '^', '&', '*', '(', ')', '_', '+',
158	SPECIAL, /* 0x0e - Backspace */	159	SPECIAL, /* 0x0e - Backspace */
159	'\t', 'Q', 'W', 'E', 'R', 'T', 'Y', 'U', 'I', 'O', 'P', '{', '}', '\n',	160	'\t', 'Q', 'W', 'E', 'R', 'T', 'Y', 'U', 'I', 'O', 'P', '{', '}', '\n',
160	SPECIAL, /* 0x1d - LCtrl */	161	SPECIAL, /* 0x1d - LCtrl */
161	'A', 'S', 'D', 'F', 'G', 'H', 'J', 'K', 'L', ':', '"',	162	'A', 'S', 'D', 'F', 'G', 'H', 'J', 'K', 'L', ':', '"',
162	'~',	163	'~',
163	SPECIAL, /* 0x2a - LShift */	164	SPECIAL, /* 0x2a - LShift */
164	'\|',	165	'\|',
165	'Z', 'X', 'C', 'V', 'B', 'N', 'M', '<', '>', '?',	166	'Z', 'X', 'C', 'V', 'B', 'N', 'M', '<', '>', '?',
166	SPECIAL, /* 0x36 - RShift */	167	SPECIAL, /* 0x36 - RShift */
167	'*',	168	'*',
168	SPECIAL, /* 0x38 - LAlt */	169	SPECIAL, /* 0x38 - LAlt */
169	' ',	170	' ',
170	SPECIAL, /* 0x3a - CapsLock */	171	SPECIAL, /* 0x3a - CapsLock */
171	SPECIAL, /* 0x3b - F1 */	172	SPECIAL, /* 0x3b - F1 */
172	SPECIAL, /* 0x3c - F2 */	173	SPECIAL, /* 0x3c - F2 */
173	SPECIAL, /* 0x3d - F3 */	174	SPECIAL, /* 0x3d - F3 */
174	SPECIAL, /* 0x3e - F4 */	175	SPECIAL, /* 0x3e - F4 */
175	SPECIAL, /* 0x3f - F5 */	176	SPECIAL, /* 0x3f - F5 */
176	SPECIAL, /* 0x40 - F6 */	177	SPECIAL, /* 0x40 - F6 */
177	SPECIAL, /* 0x41 - F7 */	178	SPECIAL, /* 0x41 - F7 */
178	SPECIAL, /* 0x42 - F8 */	179	SPECIAL, /* 0x42 - F8 */
179	SPECIAL, /* 0x43 - F9 */	180	SPECIAL, /* 0x43 - F9 */
180	SPECIAL, /* 0x44 - F10 */	181	SPECIAL, /* 0x44 - F10 */
181	SPECIAL, /* 0x45 - NumLock */	182	SPECIAL, /* 0x45 - NumLock */
182	SPECIAL, /* 0x46 - ScrollLock */	183	SPECIAL, /* 0x46 - ScrollLock */
183	'7', '8', '9', '-',	184	'7', '8', '9', '-',
184	'4', '5', '6', '+',	185	'4', '5', '6', '+',
185	'1', '2', '3',	186	'1', '2', '3',
186	'0', '.',	187	'0', '.',
187	SPECIAL, /* 0x54 - Alt-SysRq */	188	SPECIAL, /* 0x54 - Alt-SysRq */
188	SPECIAL, /* 0x55 - F11/F12/PF1/FN */	189	SPECIAL, /* 0x55 - F11/F12/PF1/FN */
189	SPECIAL, /* 0x56 - unlabelled key next to LAlt */	190	SPECIAL, /* 0x56 - unlabelled key next to LAlt */
190	SPECIAL, /* 0x57 - F11 */	191	SPECIAL, /* 0x57 - F11 */
191	SPECIAL, /* 0x58 - F12 */	192	SPECIAL, /* 0x58 - F12 */
192	SPECIAL, /* 0x59 */	193	SPECIAL, /* 0x59 */
193	SPECIAL, /* 0x5a */	194	SPECIAL, /* 0x5a */
194	SPECIAL, /* 0x5b */	195	SPECIAL, /* 0x5b */
195	SPECIAL, /* 0x5c */	196	SPECIAL, /* 0x5c */
196	SPECIAL, /* 0x5d */	197	SPECIAL, /* 0x5d */
197	SPECIAL, /* 0x5e */	198	SPECIAL, /* 0x5e */
198	SPECIAL, /* 0x5f */	199	SPECIAL, /* 0x5f */
199	SPECIAL, /* 0x60 */	200	SPECIAL, /* 0x60 */
200	SPECIAL, /* 0x61 */	201	SPECIAL, /* 0x61 */
201	SPECIAL, /* 0x62 */	202	SPECIAL, /* 0x62 */
202	SPECIAL, /* 0x63 */	203	SPECIAL, /* 0x63 */
203	SPECIAL, /* 0x64 */	204	SPECIAL, /* 0x64 */
204	SPECIAL, /* 0x65 */	205	SPECIAL, /* 0x65 */
205	SPECIAL, /* 0x66 */	206	SPECIAL, /* 0x66 */
206	SPECIAL, /* 0x67 */	207	SPECIAL, /* 0x67 */
207	SPECIAL, /* 0x68 */	208	SPECIAL, /* 0x68 */
208	SPECIAL, /* 0x69 */	209	SPECIAL, /* 0x69 */
209	SPECIAL, /* 0x6a */	210	SPECIAL, /* 0x6a */
210	SPECIAL, /* 0x6b */	211	SPECIAL, /* 0x6b */
211	SPECIAL, /* 0x6c */	212	SPECIAL, /* 0x6c */
212	SPECIAL, /* 0x6d */	213	SPECIAL, /* 0x6d */
213	SPECIAL, /* 0x6e */	214	SPECIAL, /* 0x6e */
214	SPECIAL, /* 0x6f */	215	SPECIAL, /* 0x6f */
215	SPECIAL, /* 0x70 */	216	SPECIAL, /* 0x70 */
216	SPECIAL, /* 0x71 */	217	SPECIAL, /* 0x71 */
217	SPECIAL, /* 0x72 */	218	SPECIAL, /* 0x72 */
218	SPECIAL, /* 0x73 */	219	SPECIAL, /* 0x73 */
219	SPECIAL, /* 0x74 */	220	SPECIAL, /* 0x74 */
220	SPECIAL, /* 0x75 */	221	SPECIAL, /* 0x75 */
221	SPECIAL, /* 0x76 */	222	SPECIAL, /* 0x76 */
222	SPECIAL, /* 0x77 */	223	SPECIAL, /* 0x77 */
223	SPECIAL, /* 0x78 */	224	SPECIAL, /* 0x78 */
224	SPECIAL, /* 0x79 */	225	SPECIAL, /* 0x79 */
225	SPECIAL, /* 0x7a */	226	SPECIAL, /* 0x7a */
226	SPECIAL, /* 0x7b */	227	SPECIAL, /* 0x7b */
227	SPECIAL, /* 0x7c */	228	SPECIAL, /* 0x7c */
228	SPECIAL, /* 0x7d */	229	SPECIAL, /* 0x7d */
229	SPECIAL, /* 0x7e */	230	SPECIAL, /* 0x7e */
230	SPECIAL, /* 0x7f */	231	SPECIAL, /* 0x7f */
231	};	232	};
232		233
233	irq_cmd_t i8042_cmds[1] = {	234	irq_cmd_t i8042_cmds[1] = {
234	{ CMD_PORT_READ_1, (void *)0x60, 0 }	235	{ CMD_PORT_READ_1, (void *)0x60, 0 }
235	};	236	};
236		237
237	irq_code_t i8042_kbd = {	238	irq_code_t i8042_kbd = {
238	1,	239	1,
239	i8042_cmds	240	i8042_cmds
240	};	241	};
241		242
242	static int key_released(keybuffer_t *keybuffer, unsigned char key)	243	static int key_released(keybuffer_t *keybuffer, unsigned char key)
243	{	244	{
244	switch (key) {	245	switch (key) {
245	case SC_LSHIFT:	246	case SC_LSHIFT:
246	case SC_RSHIFT:	247	case SC_RSHIFT:
247	keyflags &= ~PRESSED_SHIFT;	248	keyflags &= ~PRESSED_SHIFT;
248	break;	249	break;
249	case SC_CAPSLOCK:	250	case SC_CAPSLOCK:
250	keyflags &= ~PRESSED_CAPSLOCK;	251	keyflags &= ~PRESSED_CAPSLOCK;
251	if (lockflags & LOCKED_CAPSLOCK)	252	if (lockflags & LOCKED_CAPSLOCK)
252	lockflags &= ~LOCKED_CAPSLOCK;	253	lockflags &= ~LOCKED_CAPSLOCK;
253	else	254	else
254	lockflags \|= LOCKED_CAPSLOCK;	255	lockflags \|= LOCKED_CAPSLOCK;
255	break;	256	break;
256	default:	257	default:
257	break;	258	break;
258	}	259	}
259	}	260	}
260		261
261	static int key_pressed(keybuffer_t *keybuffer, unsigned char key)	262	static int key_pressed(keybuffer_t *keybuffer, unsigned char key)
262	{	263	{
263	int *map = sc_primary_map;	264	int *map = sc_primary_map;
264	int ascii = sc_primary_map[key];	265	int ascii = sc_primary_map[key];
265	int shift, capslock;	266	int shift, capslock;
266	int letter = 0;	267	int letter = 0;
267		268
268	static int esc_count=0;	269	static int esc_count=0;
269		270
270		271
271	if ( key == SC_ESC ) {	272	if ( key == SC_ESC ) {
272	esc_count++;	273	esc_count++;
273	if ( esc_count == 3 ) {	274	if ( esc_count == 3 ) {
274	__SYSCALL0(SYS_DEBUG_ENABLE_CONSOLE);	275	__SYSCALL0(SYS_DEBUG_ENABLE_CONSOLE);
275	}	276	}
276	} else {	277	} else {
277	esc_count=0;	278	esc_count=0;
278	}	279	}
279		280
280		281
281		282
282	switch (key) {	283	switch (key) {
283	case SC_LSHIFT:	284	case SC_LSHIFT:
284	case SC_RSHIFT:	285	case SC_RSHIFT:
285	keyflags \|= PRESSED_SHIFT;	286	keyflags \|= PRESSED_SHIFT;
286	break;	287	break;
287	case SC_CAPSLOCK:	288	case SC_CAPSLOCK:
288	keyflags \|= PRESSED_CAPSLOCK;	289	keyflags \|= PRESSED_CAPSLOCK;
289	break;	290	break;
290	case SC_SPEC_ESCAPE:	291	case SC_SPEC_ESCAPE:
291	break;	292	break;
292	/* case SC_LEFTARR:	293	/* case SC_LEFTARR:
293	if (keybuffer_available(keybuffer) >= 3) {	294	if (keybuffer_available(keybuffer) >= 3) {
294	keybuffer_push(keybuffer, 0x1b);	295	keybuffer_push(keybuffer, 0x1b);
295	keybuffer_push(keybuffer, 0x5b);	296	keybuffer_push(keybuffer, 0x5b);
296	keybuffer_push(keybuffer, 0x44);	297	keybuffer_push(keybuffer, 0x44);
297	}	298	}
298	break;	299	break;
299	case SC_RIGHTARR:	300	case SC_RIGHTARR:
300	if (keybuffer_available(keybuffer) >= 3) {	301	if (keybuffer_available(keybuffer) >= 3) {
301	keybuffer_push(keybuffer, 0x1b);	302	keybuffer_push(keybuffer, 0x1b);
302	keybuffer_push(keybuffer, 0x5b);	303	keybuffer_push(keybuffer, 0x5b);
303	keybuffer_push(keybuffer, 0x43);	304	keybuffer_push(keybuffer, 0x43);
304	}	305	}
305	break;	306	break;
306	case SC_UPARR:	307	case SC_UPARR:
307	if (keybuffer_available(keybuffer) >= 3) {	308	if (keybuffer_available(keybuffer) >= 3) {
308	keybuffer_push(keybuffer, 0x1b);	309	keybuffer_push(keybuffer, 0x1b);
309	keybuffer_push(keybuffer, 0x5b);	310	keybuffer_push(keybuffer, 0x5b);
310	keybuffer_push(keybuffer, 0x41);	311	keybuffer_push(keybuffer, 0x41);
311	}	312	}
312	break;	313	break;
313	case SC_DOWNARR:	314	case SC_DOWNARR:
314	if (keybuffer_available(keybuffer) >= 3) {	315	if (keybuffer_available(keybuffer) >= 3) {
315	keybuffer_push(keybuffer, 0x1b);	316	keybuffer_push(keybuffer, 0x1b);
316	keybuffer_push(keybuffer, 0x5b);	317	keybuffer_push(keybuffer, 0x5b);
317	keybuffer_push(keybuffer, 0x42);	318	keybuffer_push(keybuffer, 0x42);
318	}	319	}
319	break;	320	break;
320	case SC_HOME:	321	case SC_HOME:
321	if (keybuffer_available(keybuffer) >= 3) {	322	if (keybuffer_available(keybuffer) >= 3) {
322	keybuffer_push(keybuffer, 0x1b);	323	keybuffer_push(keybuffer, 0x1b);
323	keybuffer_push(keybuffer, 0x4f);	324	keybuffer_push(keybuffer, 0x4f);
324	keybuffer_push(keybuffer, 0x48);	325	keybuffer_push(keybuffer, 0x48);
325	}	326	}
326	break;	327	break;
327	case SC_END:	328	case SC_END:
328	if (keybuffer_available(keybuffer) >= 3) {	329	if (keybuffer_available(keybuffer) >= 3) {
329	keybuffer_push(keybuffer, 0x1b);	330	keybuffer_push(keybuffer, 0x1b);
330	keybuffer_push(keybuffer, 0x4f);	331	keybuffer_push(keybuffer, 0x4f);
331	keybuffer_push(keybuffer, 0x46);	332	keybuffer_push(keybuffer, 0x46);
332	}	333	}
333	break;	334	break;
334	case SC_DELETE:	335	case SC_DELETE:
335	if (keybuffer_available(keybuffer) >= 4) {	336	if (keybuffer_available(keybuffer) >= 4) {
336	keybuffer_push(keybuffer, 0x1b);	337	keybuffer_push(keybuffer, 0x1b);
337	keybuffer_push(keybuffer, 0x5b);	338	keybuffer_push(keybuffer, 0x5b);
338	keybuffer_push(keybuffer, 0x33);	339	keybuffer_push(keybuffer, 0x33);
339	keybuffer_push(keybuffer, 0x7e);	340	keybuffer_push(keybuffer, 0x7e);
340	}	341	}
341	break;	342	break;
342	*/ default:	343	*/ default:
343	letter = ((ascii >= 'a') && (ascii <= 'z'));	344	letter = ((ascii >= 'a') && (ascii <= 'z'));
344	capslock = (keyflags & PRESSED_CAPSLOCK) \|\| (lockflags & LOCKED_CAPSLOCK);	345	capslock = (keyflags & PRESSED_CAPSLOCK) \|\| (lockflags & LOCKED_CAPSLOCK);
345	shift = keyflags & PRESSED_SHIFT;	346	shift = keyflags & PRESSED_SHIFT;
346	if (letter && capslock)	347	if (letter && capslock)
347	shift = !shift;	348	shift = !shift;
348	if (shift)	349	if (shift)
349	map = sc_secondary_map;	350	map = sc_secondary_map;
350	if (map[key] != SPECIAL)	351	if (map[key] != SPECIAL)
351	keybuffer_push(keybuffer, map[key]);	352	keybuffer_push(keybuffer, map[key]);
352	break;	353	break;
353	}	354	}
354	}	355	}
355		356
356	/** Register uspace irq handler	357	/** Register uspace irq handler
357	* @return	358	* @return
358	*/	359	*/
359	int kbd_arch_init(void)	360	int kbd_arch_init(void)
360	{	361	{
361	return !(ipc_register_irq(1, &i8042_kbd));	362	return !(ipc_register_irq(1, &i8042_kbd));
362	}	363	}
363		364
364	int kbd_arch_process(keybuffer_t *keybuffer, int scan_code)	365	int kbd_arch_process(keybuffer_t *keybuffer, int scan_code)
365	{	366	{
366	if (scan_code != IGNORE_CODE) {	367	if (scan_code != IGNORE_CODE) {
367	if (scan_code & KEY_RELEASE)	368	if (scan_code & KEY_RELEASE)
368	key_released(keybuffer, scan_code ^ KEY_RELEASE);	369	key_released(keybuffer, scan_code ^ KEY_RELEASE);
369	else	370	else
370	key_pressed(keybuffer, scan_code);	371	key_pressed(keybuffer, scan_code);
371	}	372	}
372	return 1;	373	return 1;
373	}	374	}
374		375
375	/**	376	/**
376	* @}	377	* @}
377	*/	378	*/
378		379
379		380

Subversion Repositories HelenOS-historic

(root)/uspace/trunk/kbd/arch/ia32/src/kbd.c – Rev 1649 → 1657