1 #ifndef _I8042_JAZZ_H
2 #define _I8042_JAZZ_H
3
4 #include <asm/jazz.h>
5
6 /*
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License version 2 as published by
9 * the Free Software Foundation.
10 */
11
12 /*
13 * Names.
14 */
15
16 #define I8042_KBD_PHYS_DESC "R4030/serio0"
17 #define I8042_AUX_PHYS_DESC "R4030/serio1"
18 #define I8042_MUX_PHYS_DESC "R4030/serio%d"
19
20 /*
21 * IRQs.
22 */
23
24 #define I8042_KBD_IRQ JAZZ_KEYBOARD_IRQ
25 #define I8042_AUX_IRQ JAZZ_MOUSE_IRQ
26
27 #define I8042_COMMAND_REG ((unsigned long)&jazz_kh->command)
28 #define I8042_STATUS_REG ((unsigned long)&jazz_kh->command)
29 #define I8042_DATA_REG ((unsigned long)&jazz_kh->data)
30
31 static inline int i8042_read_data(void)
32 {
33 return jazz_kh->data;
34 }
35
36 static inline int i8042_read_status(void)
37 {
38 return jazz_kh->command;
39 }
40
41 static inline void i8042_write_data(int val)
42 {
43 jazz_kh->data = val;
44 }
45
46 static inline void i8042_write_command(int val)
47 {
48 jazz_kh->command = val;
49 }
50
51 static inline int i8042_platform_init(void)
52 {
53 #if 0
54 /* XXX JAZZ_KEYBOARD_ADDRESS is a virtual address */
55 if (!request_mem_region(JAZZ_KEYBOARD_ADDRESS, 2, "i8042"))
56 return 1;
57 #endif
58
59 return 0;
60 }
61
62 static inline void i8042_platform_exit(void)
63 {
64 #if 0
65 release_mem_region(JAZZ_KEYBOARD_ADDRESS, 2);
66 #endif
67 }
68
69 #endif /* _I8042_JAZZ_H */
70
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