blob: 0120e9ba4b824f048992c8331ab2114d3ae3f457 (
plain)
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
|
/* $Id: kbd-no.c,v 1.1 1999/08/21 21:43:00 ralf Exp $
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Stub keyboard and psaux routines to keep Linux from crashing on machines
* without a keyboard.
*
* Copyright (C) 1998 by Ralf Baechle
*/
#include <linux/sched.h>
#include <asm/keyboard.h>
static void no_kbd_request_region(void)
{
/* No I/O ports are being used on the Indy. */
}
static int no_kbd_request_irq(void (*handler)(int, void *, struct pt_regs *))
{
return -ENODEV;
}
static int no_aux_request_irq(void (*handler)(int, void *, struct pt_regs *))
{
return -ENODEV;
}
static void no_aux_free_irq(void)
{
}
static unsigned char no_kbd_read_input(void)
{
return 0;
}
static void no_kbd_write_output(unsigned char val)
{
}
static void no_kbd_write_command(unsigned char val)
{
}
static unsigned char no_kbd_read_status(void)
{
return 0;
}
struct kbd_ops no_kbd_ops = {
no_kbd_request_region,
no_kbd_request_irq,
no_aux_request_irq,
no_aux_free_irq,
no_kbd_read_input,
no_kbd_write_output,
no_kbd_write_command,
no_kbd_read_status
};
|