2 * linux/include/asm-ppc/keyboard.h
4 * Created 3 Nov 1996 by Geert Uytterhoeven
5 * Modified for Power Macintosh by Paul Mackerras
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version
10 * 2 of the License, or (at your option) any later version.
14 * This file contains the ppc architecture specific keyboard definitions -
15 * like the intel pc for prep systems, different for power macs.
18 #ifndef __ASMPPC64_KEYBOARD_H
19 #define __ASMPPC64_KEYBOARD_H
23 #include <linux/adb.h>
24 #include <asm/machdep.h>
26 #include <linux/kernel.h>
27 #include <linux/ioport.h>
31 #define KEYBOARD_IRQ 1
32 #define DISABLE_KBD_DURING_INTERRUPTS 0
35 static inline int kbd_setkeycode(unsigned int scancode, unsigned int keycode)
37 if ( ppc_md.kbd_setkeycode )
38 return ppc_md.kbd_setkeycode(scancode, keycode);
43 static inline int kbd_getkeycode(unsigned int scancode)
45 if ( ppc_md.kbd_getkeycode )
46 return ppc_md.kbd_getkeycode(scancode);
51 static inline int kbd_translate(unsigned char keycode, unsigned char *keycodep,
54 if ( ppc_md.kbd_translate )
55 return ppc_md.kbd_translate(keycode, keycodep, raw_mode);
60 static inline int kbd_unexpected_up(unsigned char keycode)
62 if ( ppc_md.kbd_unexpected_up )
63 return ppc_md.kbd_unexpected_up(keycode);
68 static inline void kbd_leds(unsigned char leds)
70 if ( ppc_md.kbd_leds )
71 ppc_md.kbd_leds(leds);
74 static inline void kbd_init_hw(void)
76 if ( ppc_md.kbd_init_hw )
80 #define kbd_sysrq_xlate (ppc_md.ppc_kbd_sysrq_xlate)
82 extern unsigned long SYSRQ_KEY;
83 #define E1_PAUSE 119 /* PAUSE key */
85 /* resource allocation */
86 #define kbd_request_region()
87 #define kbd_request_irq(handler) request_irq(KEYBOARD_IRQ, handler, 0, \
90 /* How to access the keyboard macros on this platform. */
91 #define kbd_read_input() inb(KBD_DATA_REG)
92 static inline int kbd_read_status(void) {
94 return (ret == 0xff) ? 0 : ret; /* translate float to bad status. */
96 #define kbd_write_output(val) outb(val, KBD_DATA_REG)
97 #define kbd_write_command(val) outb(val, KBD_CNTL_REG)
99 /* Some stoneage hardware needs delays after some operations. */
100 #define kbd_pause() do { } while(0)
103 * Machine specific bits for the PS/2 driver
108 #define aux_request_irq(hand, dev_id) \
109 request_irq(AUX_IRQ, hand, SA_SHIRQ, "PS/2 Mouse", dev_id)
111 #define aux_free_irq(dev_id) free_irq(AUX_IRQ, dev_id)
113 #endif /* __KERNEL__ */
115 #endif /* __ASMPPC64_KEYBOARD_H */