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[/] [or1k/] [trunk/] [linux/] [linux-2.4/] [include/] [asm-ppc64/] [keyboard.h] - Blame information for rev 1774

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1 1275 phoenix
/*
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 *  linux/include/asm-ppc/keyboard.h
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 *
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 *  Created 3 Nov 1996 by Geert Uytterhoeven
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 *  Modified for Power Macintosh by Paul Mackerras
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 *
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 * This program is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU General Public License
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 * as published by the Free Software Foundation; either version
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 * 2 of the License, or (at your option) any later version.
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 */
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/*
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 * This file contains the ppc architecture specific keyboard definitions -
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 * like the intel pc for prep systems, different for power macs.
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 */
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#ifndef __ASMPPC64_KEYBOARD_H
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#define __ASMPPC64_KEYBOARD_H
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#ifdef __KERNEL__
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#include <linux/adb.h>
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#include <asm/machdep.h>
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#include <linux/kernel.h>
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#include <linux/ioport.h>
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#include <linux/kd.h>
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#include <asm/io.h>
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#define KEYBOARD_IRQ                    1
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#define DISABLE_KBD_DURING_INTERRUPTS   0
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#define INIT_KBD
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static inline int kbd_setkeycode(unsigned int scancode, unsigned int keycode)
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{
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        if ( ppc_md.kbd_setkeycode )
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                return ppc_md.kbd_setkeycode(scancode, keycode);
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        else
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                return 0;
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}
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static inline int kbd_getkeycode(unsigned int scancode)
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{
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        if ( ppc_md.kbd_getkeycode )
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                return ppc_md.kbd_getkeycode(scancode);
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        else
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                return 0;
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}
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static inline int kbd_translate(unsigned char keycode, unsigned char *keycodep,
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                                char raw_mode)
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{
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        if ( ppc_md.kbd_translate )
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                return ppc_md.kbd_translate(keycode, keycodep, raw_mode);
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        else
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                return 0;
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}
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static inline int kbd_unexpected_up(unsigned char keycode)
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{
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        if ( ppc_md.kbd_unexpected_up )
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                return ppc_md.kbd_unexpected_up(keycode);
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        else
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                return 0;
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}
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static inline void kbd_leds(unsigned char leds)
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{
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        if ( ppc_md.kbd_leds )
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                ppc_md.kbd_leds(leds);
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}
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static inline void kbd_init_hw(void)
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{
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        if ( ppc_md.kbd_init_hw )
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                ppc_md.kbd_init_hw();
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}
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#define kbd_sysrq_xlate (ppc_md.ppc_kbd_sysrq_xlate)
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extern unsigned long SYSRQ_KEY;
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#define E1_PAUSE        119             /* PAUSE key */
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/* resource allocation */
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#define kbd_request_region()
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#define kbd_request_irq(handler) request_irq(KEYBOARD_IRQ, handler, 0, \
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                                             "keyboard", NULL)
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/* How to access the keyboard macros on this platform.  */
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#define kbd_read_input() inb(KBD_DATA_REG)
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static inline int kbd_read_status(void) {
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        int ret = inb(0x64);
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        return (ret == 0xff) ? 0 : ret;  /* translate float to bad status. */
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}
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#define kbd_write_output(val) outb(val, KBD_DATA_REG)
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#define kbd_write_command(val) outb(val, KBD_CNTL_REG)
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/* Some stoneage hardware needs delays after some operations.  */
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#define kbd_pause() do { } while(0)
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/*
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 * Machine specific bits for the PS/2 driver
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 */
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#define AUX_IRQ 12
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#define aux_request_irq(hand, dev_id)                                   \
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        request_irq(AUX_IRQ, hand, SA_SHIRQ, "PS/2 Mouse", dev_id)
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#define aux_free_irq(dev_id) free_irq(AUX_IRQ, dev_id)
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#endif /* __KERNEL__ */
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#endif /* __ASMPPC64_KEYBOARD_H */

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