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/drivers/input/serio/i8042-ip22io.h

https://bitbucket.org/evzijst/gittest
C Header | 76 lines | 44 code | 17 blank | 15 comment | 1 complexity | 9d4d620c23163afc3d94cd2115fe4917 MD5 | raw file
 1#ifndef _I8042_IP22_H
 2#define _I8042_IP22_H
 3
 4#include <asm/sgi/ioc.h>
 5#include <asm/sgi/ip22.h>
 6
 7/*
 8 * This program is free software; you can redistribute it and/or modify it
 9 * under the terms of the GNU General Public License version 2 as published by
10 * the Free Software Foundation.
11 */
12
13/*
14 * Names.
15 */
16
17#define I8042_KBD_PHYS_DESC "hpc3ps2/serio0"
18#define I8042_AUX_PHYS_DESC "hpc3ps2/serio1"
19#define I8042_MUX_PHYS_DESC "hpc3ps2/serio%d"
20
21/*
22 * IRQs.
23 */
24
25#define I8042_KBD_IRQ SGI_KEYBD_IRQ
26#define I8042_AUX_IRQ SGI_KEYBD_IRQ
27
28/*
29 * Register numbers.
30 */
31
32#define I8042_COMMAND_REG	((unsigned long)&sgioc->kbdmouse.command)
33#define I8042_STATUS_REG	((unsigned long)&sgioc->kbdmouse.command)
34#define I8042_DATA_REG		((unsigned long)&sgioc->kbdmouse.data)
35
36static inline int i8042_read_data(void)
37{
38	return sgioc->kbdmouse.data;
39}
40
41static inline int i8042_read_status(void)
42{
43	return sgioc->kbdmouse.command;
44}
45
46static inline void i8042_write_data(int val)
47{
48	sgioc->kbdmouse.data = val;
49}
50
51static inline void i8042_write_command(int val)
52{
53	sgioc->kbdmouse.command = val;
54}
55
56static inline int i8042_platform_init(void)
57{
58#if 0
59	/* XXX sgi_kh is a virtual address */
60	if (!request_mem_region(sgi_kh, sizeof(struct hpc_keyb), "i8042"))
61		return 1;
62#endif
63
64	i8042_reset = 1;
65
66	return 0;
67}
68
69static inline void i8042_platform_exit(void)
70{
71#if 0
72	release_mem_region(JAZZ_KEYBOARD_ADDRESS, sizeof(struct hpc_keyb));
73#endif
74}
75
76#endif /* _I8042_IP22_H */