/* $Id: kbd-std.c,v 1.1.1.1 2004/02/04 12:55:40 laputa Exp $ * * This file is subject to the terms and conditions of the GNU General Public * License.  See the file "COPYING" in the main directory of this archive * for more details. * * Routines for standard PC style keyboards accessible via I/O ports. * * Copyright (C) 1998, 1999 by Ralf Baechle */#include <linux/ioport.h>#include <linux/sched.h>#include <linux/pc_keyb.h>#include <asm/keyboard.h>#include <asm/io.h>#define KEYBOARD_IRQ 1#define AUX_IRQ 12static void std_kbd_request_region(void){#ifdef CONFIG_MIPS_ITE8172	request_region(0x14000060, 16, "keyboard");#else	request_region(0x60, 16, "keyboard");#endif}static int std_kbd_request_irq(void (*handler)(int, void *, struct pt_regs *)){	return request_irq(KEYBOARD_IRQ, handler, 0, "keyboard", NULL);}static int std_aux_request_irq(void (*handler)(int, void *, struct pt_regs *)){	return request_irq(AUX_IRQ, handler, 0, "PS/2 Mouse", NULL);}static void std_aux_free_irq(void){	free_irq(AUX_IRQ, NULL);}static unsigned char std_kbd_read_input(void){	return inb(KBD_DATA_REG);}static void std_kbd_write_output(unsigned char val){	int status;	do {		status = inb(KBD_CNTL_REG);	} while (status & KBD_STAT_IBF);	outb(val, KBD_DATA_REG);}static void std_kbd_write_command(unsigned char val){	int status;	do {		status = inb(KBD_CNTL_REG);	} while (status & KBD_STAT_IBF);	outb(val, KBD_CNTL_REG);}static unsigned char std_kbd_read_status(void){	return inb(KBD_STATUS_REG);}struct kbd_ops std_kbd_ops = {	std_kbd_request_region,	std_kbd_request_irq,	std_aux_request_irq,	std_aux_free_irq,	std_kbd_read_input,	std_kbd_write_output,	std_kbd_write_command,	std_kbd_read_status};