key.h

关于日本最著名的实时系统T-KERNEL的平台下的AD键盘实现源码

/*""FILE COMMENT""*************************************************************
*       System Name : RENESAS T-Engine, micro T-Engine series
*       File Name   : key.h
*       Version     : 1.00.00
*       Contents    : Key switch
*       Model       : T-Engine/Sh7727
*       CPU         : SH7727
*       Compiler    : GNU
*       OS          : T-Kernel
*       note        : The Software is being delivered to you "AS IS" 
*                   : and Renesas,whether explicitly or implicitly makes  
*                   : no warranty as to its Use or performance. 
*                   : RENESAS AND ITS SUPPLIER DO NOT AND CANNOT WARRANT 
*                   : THE PERFORMANCE OR RESULTS YOU MAY OBTAIN  BY USING 
*                   : THE SOFTWARE. AS TO ANY MATTER INCLUDING WITHOUT 
*                   : LIMITATION NONINFRINGEMENT OF THIRD PARTY RIGHTS,
*                   : MERCHANTABILITY, INTEGRATION, SATISFACTORY QUALITY, 
*                   : OR FITNESS FOR ANY PARTICULAR PURPOSE.
*
*       Copyright (c) 2006 RENESAS TECHNOLOGY CORP. All Rights Reserved.
*       AND RENESAS SOLUTIONS CORP. All Rights Reserved.
*       history   : 2006.07.28 ver1.00.00
*""FILE COMMENT END""*********************************************************/
#ifndef _KEY_H_
#define _KEY_H_

#include <tk/tkernel.h>

/*	KEY Register 	*/
#define	KEYCR	(0x60)
#define	KATIMER	(0x61)
#define	KEYSR	(0x62)
#define	KBITPR	(0x64)

/* key code */
#define	sw1_1	0x0001
#define	sw1_2	0x0002
#define	sw1_3	0x0003
#define	sw1_4	0x0004
#define	sw1_5	0x0005
#define	sw2		0x0006
#define	sw3		0x0007

/* Auto Repeat Time */
#define	KS_100MS	0x01
#define	KS_150MS	0x02
#define	KS_200MS	0x04
#define	KS_250MS	0x08
#define	KS_300MS	0x10
#define	KS_350MS	0x20
#define	KS_400MS	0x40
#define	KS_450MS	0x80

/* KEYCNT REG bit*/
#define	KEY_Cnt_STR		0x01
#define	KEY_Cnt_ONI		0x02
#define	KEY_Cnt_OFFI	0x04
#define	KEY_Cnt_ARKEYI	0x08
#define	KEY_Cnt_PONSWI	0x10
#define	KEY_Cnt_NMIE	0x20

/* KEYSR REG bit*/
#define	KEY_sr_ONF		0x02
#define	KEY_sr_OFFF		0x04
#define	KEY_sr_ARKEYF	0x08
#define	KEY_sr_PONSWF	0x10

/* Last Key pattern */
UH	last_keyptr;

typedef struct {
	T_DEVEVT	h;
	UH			keytop;
	UH			code;	/* key map*/
//	MetaBut		stat;
} KeyEvt;

/* Message Buffer size */
#define DEF_BUFSZ	sizeof(KeyEvt)*10

/* Max Message Buffer size */
#define DEF_MAXMSZ	sizeof(KeyEvt)

/* inner functions */ 
IMPORT	ID		ks_init(void);
IMPORT	UH		ks_get_key(void);
IMPORT	ER		ks_chg_key(UH *onoff,UH *code,TMO tmout);
IMPORT	void	ks_ena_int(void);
IMPORT	void	ks_dis_int(void);
IMPORT	ER		ke_set_rtime(UB time);
IMPORT	void	ks_inthdr(UINT dintno);

IMPORT	void	h8_inthdr(UINT	dintno);

#endif /* _KEY_H_ */