1/*
2 *  linux/include/asm-alpha/keyboard.h
3 *
4 *  Created 3 Nov 1996 by Geert Uytterhoeven
5 */
6
7/*
8 *  This file contains the alpha architecture specific keyboard definitions
9 */
10
11#ifndef _ALPHA_KEYBOARD_H
12#define _ALPHA_KEYBOARD_H
13
14#ifdef __KERNEL__
15
16#include <linux/kernel.h>
17#include <linux/ioport.h>
18#include <linux/kd.h>
19#include <asm/io.h>
20
21#define KEYBOARD_IRQ                    1
22#define DISABLE_KBD_DURING_INTERRUPTS   0
23
24extern int pckbd_setkeycode(unsigned int scancode, unsigned int keycode);
25extern int pckbd_getkeycode(unsigned int scancode);
26extern int pckbd_translate(unsigned char scancode, unsigned char *keycode,
27			   char raw_mode);
28extern char pckbd_unexpected_up(unsigned char keycode);
29extern void pckbd_leds(unsigned char leds);
30extern void pckbd_init_hw(void);
31extern unsigned char pckbd_sysrq_xlate[128];
32
33#define kbd_setkeycode		pckbd_setkeycode
34#define kbd_getkeycode		pckbd_getkeycode
35#define kbd_translate		pckbd_translate
36#define kbd_unexpected_up	pckbd_unexpected_up
37#define kbd_leds		pckbd_leds
38#define kbd_init_hw		pckbd_init_hw
39#define kbd_sysrq_xlate		pckbd_sysrq_xlate
40
41#define INIT_KBD
42
43#define SYSRQ_KEY 0x54
44
45/* resource allocation */
46#define kbd_request_region()
47#define kbd_request_irq(handler) request_irq(KEYBOARD_IRQ, handler, 0, \
48                                             "keyboard", NULL)
49
50/* How to access the keyboard macros on this platform.  */
51#define kbd_read_input() inb(KBD_DATA_REG)
52#define kbd_read_status() inb(KBD_STATUS_REG)
53#define kbd_write_output(val) outb(val, KBD_DATA_REG)
54#define kbd_write_command(val) outb(val, KBD_CNTL_REG)
55
56/* Some stoneage hardware needs delays after some operations.  */
57#define kbd_pause() do { } while(0)
58
59/*
60 * Machine specific bits for the PS/2 driver
61 */
62
63#define AUX_IRQ ((RTC_PORT(0) == 0x170) ? 9 : 12) /* for JENSEN 9, others 12 */
64
65#define aux_request_irq(hand, dev_id)                                  \
66       request_irq(AUX_IRQ, hand, SA_SHIRQ, "PS/2 Mouse", dev_id)
67
68#define aux_free_irq(dev_id) free_irq(AUX_IRQ, dev_id)
69
70#endif /* __KERNEL__ */
71
72#endif /* __ASMalpha_KEYBOARD_H */
73