filename | src/maple/kbd.c |
changeset | 849:bbe26d798fc2 |
prev | 848:34dc33c05106 |
next | 1034:7044e01148f0 |
author | nkeynes |
date | Sat Apr 11 03:28:01 2009 +0000 (15 years ago) |
permissions | -rw-r--r-- |
last change | Update sh4_translate_end_block_size() to have the correct backpatch sizes (with recent changes there) |
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1 /**
2 * $Id$
3 *
4 * Implements the standard dreamcast keyboard
5 * Part No. HKT-7620
6 *
7 * Copyright (c) 2005 Nathan Keynes.
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 */
20 #include <stdlib.h>
21 #include <X11/keysym.h>
22 #include "dream.h"
23 #include "dreamcast.h"
24 #include "display.h"
25 #include "maple.h"
27 #define KEYBOARD_IDENT { 0x00, 0x00, 0x00, 0x40, 0x02, 0x05, 0x00, 0x80, 0x00, 0x00, 0x00, 0x00, \
28 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x4b, 0x65, 0x79, 0x62, 0x6f, 0x61, 0x72, 0x64, 0x20, 0x20, \
29 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, \
30 0x20, 0x20, 0x20, 0x20, 0x50, 0x72, 0x6f, 0x64, 0x75, 0x63, 0x65, 0x64, 0x20, 0x42, 0x79, 0x20, \
31 0x6f, 0x72, 0x20, 0x55, 0x6e, 0x64, 0x65, 0x72, 0x20, 0x4c, 0x69, 0x63, 0x65, 0x6e, 0x73, 0x65, \
32 0x20, 0x46, 0x72, 0x6f, 0x6d, 0x20, 0x53, 0x45, 0x47, 0x41, 0x20, 0x45, 0x4e, 0x54, 0x45, 0x52, \
33 0x50, 0x52, 0x49, 0x53, 0x45, 0x53, 0x2c, 0x4c, 0x54, 0x44, 0x2e, 0x20, 0x20, 0x20, 0x20, 0x20, \
34 0x2c, 0x01, 0x90, 0x01 }
36 #define KEYBOARD_VERSION {0x56, 0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e, 0x20, 0x31, 0x2e, 0x30, 0x31, \
37 0x30, 0x2c, 0x31, 0x39, 0x39, 0x39, 0x2f, 0x30, 0x34, 0x2f, 0x32, 0x37, 0x2c, 0x33, 0x31, 0x35, \
38 0x2d, 0x36, 0x32, 0x31, 0x31, 0x2d, 0x41, 0x4d, 0x20, 0x20, 0x20, 0x2c, 0x4b, 0x65, 0x79, 0x20, \
39 0x53, 0x63, 0x61, 0x6e, 0x20, 0x4d, 0x6f, 0x64, 0x75, 0x6c, 0x65, 0x20, 0x3a, 0x20, 0x54, 0x68, \
40 0x65, 0x20, 0x32, 0x6e, 0x64, 0x20, 0x45, 0x64, 0x69, 0x74, 0x69, 0x6f, 0x6e, 0x2e, 0x20, 0x30, \
41 0x34, 0x2f, 0x32, 0x35 }
43 void keyboard_attach( maple_device_t dev );
44 void keyboard_detach( maple_device_t dev );
45 maple_device_t keyboard_clone( maple_device_t dev );
46 maple_device_t keyboard_new();
47 int keyboard_get_cond( maple_device_t dev, int function, unsigned char *outbuf,
48 unsigned int *outlen );
50 typedef struct keyboard_device {
51 struct maple_device dev;
52 uint8_t condition[8];
53 } *keyboard_device_t;
55 struct maple_device_class keyboard_class = { "Sega Keyboard", keyboard_new };
57 static struct keyboard_device base_keyboard = {
58 { MAPLE_DEVICE_TAG, &keyboard_class, MAPLE_GRAB_DONTCARE,
59 KEYBOARD_IDENT, KEYBOARD_VERSION,
60 NULL, NULL, keyboard_attach, keyboard_detach, maple_default_destroy,
61 keyboard_clone, NULL, NULL, keyboard_get_cond, NULL, NULL, NULL },
62 {0,0,0,0,0,0,0,0},
63 };
65 #define KEYBOARD(x) ((keyboard_device_t)(x))
67 maple_device_t keyboard_new( )
68 {
69 keyboard_device_t dev = malloc( sizeof(struct keyboard_device) );
70 memcpy( dev, &base_keyboard, sizeof(base_keyboard) );
71 return MAPLE_DEVICE(dev);
72 }
74 maple_device_t keyboard_clone( maple_device_t srcdevice )
75 {
76 keyboard_device_t src = (keyboard_device_t)srcdevice;
77 keyboard_device_t dev = (keyboard_device_t)keyboard_new();
78 memcpy( dev->condition, src->condition, sizeof(src->condition) );
79 return MAPLE_DEVICE(dev);
80 }
82 void keyboard_key_down( keyboard_device_t dev, uint8_t key )
83 {
84 int i;
85 for( i=2; i<8; i++ ) {
86 if( dev->condition[i] == key ) {
87 return; // key already down, missed event or repeat
88 } else if( dev->condition[i] == 0 ) {
89 dev->condition[i] = key;
90 return;
91 }
92 }
93 /* Key array is full - skip for the moment */
94 }
96 void keyboard_key_up( keyboard_device_t dev, uint8_t key )
97 {
98 int i;
99 for( i=2; i<8; i++ ) {
100 if( dev->condition[i] == key ) {
101 for( ; i<7; i++ ) {
102 dev->condition[i] = dev->condition[i+1];
103 }
104 dev->condition[7] = 0;
105 break;
106 }
107 }
108 }
110 void keyboard_input_hook( void *mdev, uint32_t keycode, uint32_t pressure, gboolean isKeyDown )
111 {
112 keyboard_device_t dev = (keyboard_device_t)mdev;
113 uint16_t key = input_keycode_to_dckeysym( keycode );
114 if( key != 0 ) {
115 if( key >> 8 == 0xFF ) { // shift
116 if( isKeyDown ) {
117 dev->condition[0] |= (key&0xFF);
118 } else {
119 dev->condition[0] &= ~(key&0xFF);
120 }
121 } else {
122 if( isKeyDown ) {
123 keyboard_key_down( dev, (uint8_t)key );
124 } else {
125 keyboard_key_up( dev, (uint8_t)key );
126 }
127 }
128 }
129 /*
130 fprintf( stderr, "Key cond: %02X %02X %02X %02X %02X %02X %02X %02X\n",
131 dev->condition[0], dev->condition[1], dev->condition[2],
132 dev->condition[3], dev->condition[4], dev->condition[5],
133 dev->condition[6], dev->condition[7] );
134 */
135 }
137 /**
138 * Device is being attached to the bus. Go through the config and reserve the
139 * keys we need.
140 */
141 void keyboard_attach( maple_device_t mdev )
142 {
143 input_register_keyboard_hook( keyboard_input_hook, mdev );
144 }
146 void keyboard_detach( maple_device_t mdev )
147 {
148 input_unregister_keyboard_hook( keyboard_input_hook, mdev );
149 }
152 int keyboard_get_cond( maple_device_t mdev, int function, unsigned char *outbuf,
153 unsigned int *outlen )
154 {
155 keyboard_device_t dev = (keyboard_device_t)mdev;
156 if( function == MAPLE_FUNC_KEYBOARD ) {
157 *outlen = 2;
158 memcpy( outbuf, dev->condition, 8 );
159 return 0;
160 } else {
161 return MAPLE_ERR_FUNC_UNSUP;
162 }
163 }
.