1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
|
/*
* atakbd.c
*
* Copyright (c) 2005 Michael Schmitz
*
* Based on amikbd.c, which is
*
* Copyright (c) 2000-2001 Vojtech Pavlik
*
* Based on the work of:
* Hamish Macdonald
*/
/*
* Atari keyboard driver for Linux/m68k
*
* The low level init and interrupt stuff is handled in arch/mm68k/atari/atakeyb.c
* (the keyboard ACIA also handles the mouse and joystick data, and the keyboard
* interrupt is shared with the MIDI ACIA so MIDI data also get handled there).
* This driver only deals with handing key events off to the input layer.
*/
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Should you need to contact me, the author, you can do so either by
* e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
* Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/module.h>
#include <linux/init.h>
#include <linux/input.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <asm/atariints.h>
#include <asm/atarihw.h>
#include <asm/atarikb.h>
#include <asm/irq.h>
MODULE_AUTHOR("Michael Schmitz <schmitz@biophys.uni-duesseldorf.de>");
MODULE_DESCRIPTION("Atari keyboard driver");
MODULE_LICENSE("GPL");
/*
0x47: KP_7 71
0x48: KP_8 72
0x49: KP_9 73
0x62: KP_/ 98
0x4b: KP_4 75
0x4c: KP_5 76
0x4d: KP_6 77
0x37: KP_* 55
0x4f: KP_1 79
0x50: KP_2 80
0x51: KP_3 81
0x4a: KP_- 74
0x52: KP_0 82
0x53: KP_. 83
0x4e: KP_+ 78
0x67: Up 103
0x6c: Down 108
0x69: Left 105
0x6a: Right 106
*/
static unsigned char atakbd_keycode[0x72] = { /* American layout */
[0] = KEY_GRAVE,
[1] = KEY_ESC,
[2] = KEY_1,
[3] = KEY_2,
[4] = KEY_3,
[5] = KEY_4,
[6] = KEY_5,
[7] = KEY_6,
[8] = KEY_7,
[9] = KEY_8,
[10] = KEY_9,
[11] = KEY_0,
[12] = KEY_MINUS,
[13] = KEY_EQUAL,
[14] = KEY_BACKSPACE,
[15] = KEY_TAB,
[16] = KEY_Q,
[17] = KEY_W,
[18] = KEY_E,
[19] = KEY_R,
[20] = KEY_T,
[21] = KEY_Y,
[22] = KEY_U,
[23] = KEY_I,
[24] = KEY_O,
[25] = KEY_P,
[26] = KEY_LEFTBRACE,
[27] = KEY_RIGHTBRACE,
[28] = KEY_ENTER,
[29] = KEY_LEFTCTRL,
[30] = KEY_A,
[31] = KEY_S,
[32] = KEY_D,
[33] = KEY_F,
[34] = KEY_G,
[35] = KEY_H,
[36] = KEY_J,
[37] = KEY_K,
[38] = KEY_L,
[39] = KEY_SEMICOLON,
[40] = KEY_APOSTROPHE,
[41] = KEY_BACKSLASH, /* FIXME, '#' */
[42] = KEY_LEFTSHIFT,
[43] = KEY_GRAVE, /* FIXME: '~' */
[44] = KEY_Z,
[45] = KEY_X,
[46] = KEY_C,
[47] = KEY_V,
[48] = KEY_B,
[49] = KEY_N,
[50] = KEY_M,
[51] = KEY_COMMA,
[52] = KEY_DOT,
[53] = KEY_SLASH,
[54] = KEY_RIGHTSHIFT,
[55] = KEY_KPASTERISK,
[56] = KEY_LEFTALT,
[57] = KEY_SPACE,
[58] = KEY_CAPSLOCK,
[59] = KEY_F1,
[60] = KEY_F2,
[61] = KEY_F3,
[62] = KEY_F4,
[63] = KEY_F5,
[64] = KEY_F6,
[65] = KEY_F7,
[66] = KEY_F8,
[67] = KEY_F9,
[68] = KEY_F10,
[69] = KEY_ESC,
[70] = KEY_DELETE,
[71] = KEY_KP7,
[72] = KEY_KP8,
[73] = KEY_KP9,
[74] = KEY_KPMINUS,
[75] = KEY_KP4,
[76] = KEY_KP5,
[77] = KEY_KP6,
[78] = KEY_KPPLUS,
[79] = KEY_KP1,
[80] = KEY_KP2,
[81] = KEY_KP3,
[82] = KEY_KP0,
[83] = KEY_KPDOT,
[90] = KEY_KPLEFTPAREN,
[91] = KEY_KPRIGHTPAREN,
[92] = KEY_KPASTERISK, /* FIXME */
[93] = KEY_KPASTERISK,
[94] = KEY_KPPLUS,
[95] = KEY_HELP,
[96] = KEY_BACKSLASH, /* FIXME: '<' */
[97] = KEY_KPASTERISK, /* FIXME */
[98] = KEY_KPSLASH,
[99] = KEY_KPLEFTPAREN,
[100] = KEY_KPRIGHTPAREN,
[101] = KEY_KPSLASH,
[102] = KEY_KPASTERISK,
[103] = KEY_UP,
[104] = KEY_KPASTERISK, /* FIXME */
[105] = KEY_LEFT,
[106] = KEY_RIGHT,
[107] = KEY_KPASTERISK, /* FIXME */
[108] = KEY_DOWN,
[109] = KEY_KPASTERISK, /* FIXME */
[110] = KEY_KPASTERISK, /* FIXME */
[111] = KEY_KPASTERISK, /* FIXME */
[112] = KEY_KPASTERISK, /* FIXME */
[113] = KEY_KPASTERISK /* FIXME */
};
static struct input_dev *atakbd_dev;
static void atakbd_interrupt(unsigned char scancode, char down)
{
if (scancode < 0x72) { /* scancodes < 0xf2 are keys */
// report raw events here?
scancode = atakbd_keycode[scancode];
if (scancode == KEY_CAPSLOCK) { /* CapsLock is a toggle switch key on Amiga */
input_report_key(atakbd_dev, scancode, 1);
input_report_key(atakbd_dev, scancode, 0);
input_sync(atakbd_dev);
} else {
input_report_key(atakbd_dev, scancode, down);
input_sync(atakbd_dev);
}
} else /* scancodes >= 0xf2 are mouse data, most likely */
printk(KERN_INFO "atakbd: unhandled scancode %x\n", scancode);
return;
}
static int __init atakbd_init(void)
{
int i;
if (!MACH_IS_ATARI || !ATARIHW_PRESENT(ST_MFP))
return -EIO;
// need to init core driver if not already done so
if (atari_keyb_init())
return -ENODEV;
atakbd_dev = input_allocate_device();
if (!atakbd_dev)
return -ENOMEM;
atakbd_dev->name = "Atari Keyboard";
atakbd_dev->phys = "atakbd/input0";
atakbd_dev->id.bustype = BUS_HOST;
atakbd_dev->id.vendor = 0x0001;
atakbd_dev->id.product = 0x0001;
atakbd_dev->id.version = 0x0100;
atakbd_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REP);
atakbd_dev->keycode = atakbd_keycode;
atakbd_dev->keycodesize = sizeof(unsigned char);
atakbd_dev->keycodemax = ARRAY_SIZE(atakbd_keycode);
for (i = 1; i < 0x72; i++) {
set_bit(atakbd_keycode[i], atakbd_dev->keybit);
}
/* error check */
if (input_register_device(atakbd_dev)) {
input_free_device(atakbd_dev);
return -ENOMEM;
}
atari_input_keyboard_interrupt_hook = atakbd_interrupt;
return 0;
}
static void __exit atakbd_exit(void)
{
atari_input_keyboard_interrupt_hook = NULL;
input_unregister_device(atakbd_dev);
}
module_init(atakbd_init);
module_exit(atakbd_exit);
|
