keyb.c

键盘设备驱动,只需修改代码里的功能码和系统码即可使用

/*
 */
#include <linux/module.h>
#include <linux/config.h>
#include <linux/spinlock.h>
#include <linux/sched.h>
#include <linux/interrupt.h>
#include <linux/tty.h>
#include <linux/mm.h>
#include <linux/signal.h>
#include <linux/init.h>
#include <linux/kbd_ll.h>
#include <linux/delay.h>
#include <linux/random.h>
#include <linux/poll.h>
#include <linux/miscdevice.h>
#include <linux/slab.h>
#include <linux/kbd_kern.h>
#include <linux/vt_kern.h>
#include <linux/smp_lock.h>
#include <linux/kd.h>
#include <linux/pm.h>

#include <asm/bitops.h>
#include <asm/uaccess.h>
#include <asm/irq.h>
#include <asm/system.h>

#include <asm/io.h>

#include <linux/pc_keyb.h>

/*
 * Module params by chchen
 */
#define	D	printk("INFO: __%d__(%s:%s)\n",__LINE__,__FILE__,__FUNCTION__);
static int debug = 1; /* insmod parameter */
static int ir_type = 1; /* 0: SUNPLUS 1: COSHIP */
static int use_keyb = 1; /* 1: enable 0: disable PS2 keyb */
static int use_ir = 1; /* 1: enable 0: disable IR */
static int time_tick = 10; /* 1-15 : 1=10ms 15=150ms polling time*/

#if LINUX_VERSION_CODE >= 0x020100
MODULE_PARM(debug,"i");
MODULE_PARM(ir_type,"i");
MODULE_PARM(use_keyb,"i");
MODULE_PARM(use_ir,"i");
MODULE_PARM(time_tick,"i");
#endif

#define	SUPPORT_IR

#ifdef MIKEY_100ms
#define SCANHZ 1	//10ms
#else
#define SCANHZ time_tick	//100ms
#endif

#define	UINT32	u32

UINT32	*ps2_dat=(UINT32 *)0xbffe8e00;
UINT32	*ps2_tat=(UINT32 *)0xbffe8e04;
UINT32	*ps2_con=(UINT32 *)0xbffe8e08;
UINT32	*ps2_sig=(UINT32 *)0xbffe8e0c;
#define	PORT_PSDAT	(*ps2_dat)
#define	PORT_PSTAT	(*ps2_tat)
#define PORT_PSCON	(*ps2_con)
#define PORT_PSSSIG     (*pps2_sig)

#define inportb(x)	(x)
#define outportb(x,y)	x=y    

#define BASE     0xa8000000

typedef	struct	
{
	unsigned char	status;
	unsigned char	x;
	unsigned char	y;
} MOUSE_EVENT;

static inline void handle_keyboard(unsigned char scancode);

#define KBD_ESCAPEE0	0xe0		/* in */
#define KBD_ESCAPEE1	0xe1		/* in */
#define KBD_BREAK	0xf0
#define KBD_RESEND	0xfe

 #define K_NONE		0x7f
 #define K_ESC		0x01
//MIKEY
#undef	K_F1
#undef	K_F2
#undef	K_F3
#undef	K_F4
#undef	K_F5
#undef	K_F6
#undef	K_F7
#undef	K_F8
#undef	K_F9
#undef	K_F10
#undef	K_F11
#undef	K_F12
#undef	K_CAPS


 
 
 #define K_F4		0x3e
 
 #define K_F6		0x40
 #define K_F7		0x41
 #define K_F8		0x42
 #define K_F9		0x43

 #define K_F11		0x57
 

 #define K_PRNT		0xee
 #define K_SCRL		0x46
 #define K_BRK		0x77
 #define K_AGR		0x29
 
 
 #define K_3		0x04
 
 


 
 #define K_MINS		0x0c
 #define K_EQLS		0x0d
 #define K_BKSP		0x0e
 #define K_INS		0x6e
 #define K_HOME		0x66
// #define K_PGUP		0x68
 #define K_NUML		0x45
 #define KP_SLH		0x62
 #define KP_STR		0x37
 #define KP_MNS		0x4a
 #define K_TAB		0x0f
 
 #define K_W		0x11
 
 
 #define K_Y		0x15
 #define K_U		0x16
 
 #define K_O		0x18
 

 
 
 #define K_DEL		111
 #define K_END		0x6b
// #define K_PGDN		0x6d
 #define KP_7		0x47

 #define KP_9		0x49
 #define KP_PLS		0x4e
 #define K_CAPS		0x3a
 

 #define K_D		0x20
 
 #define K_G		0x22
 #define K_H		0x23
 #define K_J		0x24
 #define K_K		0x25
 
 #define K_SEMI		0x27
 #define K_SQOT		0x28
 #define K_HASH		K_NONE
 
 #define KP_5		0x4c
 #define KP_6		0x4d
 
 #define K_BSLH		0x2b
 #define K_Z		0x2c
 #define K_X		0x2d
 #define K_C		0x2e
 
 #define K_B		0x30
 #define K_N		0x31
 
 #define K_COMA		0x33
 #define K_DOT		0x34
 #define K_FSLH		0x35
 #define K_RSFT		0x36
// #define K_UP		0x67
 #define KP_1		0x4f

 #define KP_3		0x51
 #define KP_ENT		0x60
 
 
 #define K_SPCE		0x39
 #define K_RALT		0x64
 #define K_RCTL		0x61
// #define K_LEFT		0x69
// #define K_DOWN	0x6c
// #define K_RGHT		0x6a
 #define KP_0		0x52
 #define KP_DOT		0x53

 
 //*************defined  2004/10/14*********

 
 #define K_2		0x03     //key_power
 #define  k_second     0x4   //key_second
 #define K_4		0x05   //key_fifth
 #define K_5		0x06  //key_fourth
 #define K_6		0x07  //key_third
 #define  k_up  0x10   //key_up
 #define  k_enter  0x36  //key_enter
 #define K_1		0x02 //key_backward
 #define  k_for   0x17   //key_forward
 #define  k_qback  0x18  //key_qback
 #define  k_qfor  0x19   //key_qfor
 #define  k_video 0x23    //key_video
 #define  k_pn  0x30  //key_pN
 #define  k_zoom  0x40  //key_zoom
#define K_0		0x0b   //key_1
 #define K_9		0x0a   //key_2
  #define K_8		0x09   //key_3
  #define K_V		0x2f    //key_4
 #define K_RSBK	0x1b  //key_5
#define K_P		0x01  //key_6
#define K_A		0x1e  //key_7
#define K_F		0x21  //key_8
#define K_L		0x26   //key_9
#define K_ENTR		0x1c  //key_0
#define K_T		0x14    //key_10
 #define KP_8		0x11    //key_menu
#define K_I		0x16   //key_clear
#define K_R		0x13  //key_setup
#define K_LALT		0x38    //key_down
 #define KP_2		0x45    //key_left
  #define K_LSFT		0x2a   //key_right 
 #define K_7		0x08  //key_unknown
#define K_LCTL		0x1d    //key_play
#define K_Q		0x22    //key_pause
 #define K_S		0x1f   //key_volup
  #define K_LSBK		0x1a    //key_voldown
  #define K_E		0x12   //key_step
 #define K_F10		0x44  //key_slow
#define K_M		0x32   //key_AB
#define K_F12		0x58   //key_repeat
#define K_F2		0x3c   //key_display
 #define K_F1		0x3b  //key_prog
 #define K_F3		0x3d  //key_goto 
 #define K_F5		0x3f  //key_mute
#define KP_4		0x43  //key_title



 

 //**********defined end ******************
 
static unsigned char keycode_translate[256] =
{
/* 00 */  K_NONE, K_F9  , k_second, K_F5  , K_F3  , K_F1  , K_F2  , K_F12 ,
/* 08 */  k_video, K_F10 , K_F8  , K_F6  , K_F4  , K_TAB , K_AGR , K_NONE,
/* 10 */  k_up, K_LALT, K_LSFT, k_enter, K_LCTL, K_Q   , K_1   , k_for,
/* 18 */  k_qback, k_qfor, K_Z   , K_S   , K_A   , K_W   , K_2   , K_NONE,
/* 20 */  K_NONE, K_C   , K_X   , K_D   , K_E   , K_4   , K_3   , K_NONE,
/* 28 */  K_NONE, K_SPCE, K_V   , K_F   , K_T   , K_R   , K_5   , K_NONE,
/* 30 */  k_pn, K_N   , K_B   , K_H   , K_G   , K_Y   , K_6   , K_NONE,
/* 38 */  K_NONE, K_NONE, K_M   , K_J   , K_U   , K_7   , K_8   , K_NONE,
/* 40 */  k_zoom, K_COMA, K_K   , K_I   , K_O   , K_0   , K_9   , K_NONE,
/* 48 */  K_NONE, K_DOT , K_FSLH, K_L   , K_SEMI, K_P   , K_MINS, K_NONE,
/* 50 */  K_NONE, K_NONE, K_SQOT, K_NONE, K_LSBK, K_EQLS, K_NONE, K_NONE,
/* 58 */  K_CAPS, K_RSFT, K_ENTR, K_RSBK, K_NONE, K_BSLH, K_NONE, K_NONE,
/* 60 */  K_NONE, K_HASH, K_NONE, K_NONE, K_NONE, K_NONE, K_BKSP, K_NONE,
/* 68 */  K_NONE, KP_1  , K_NONE, KP_4  , KP_7  , K_NONE, K_NONE, K_NONE,
/* 70 */  KP_0  , KP_DOT, KP_2  , KP_5  , KP_6  , KP_8  , K_ESC , K_NUML,
/* 78 */  K_F11 , KP_PLS, KP_3  , KP_MNS, KP_STR, KP_9  , K_SCRL, K_PRNT,
/* 80 */  K_NONE, K_NONE, K_NONE, K_F7  , K_NONE, K_NONE, K_NONE, K_NONE,
/* 88 */  K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE,
/* 90 */  K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE,
/* 98 */  K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE,
/* a0 */  K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE,
/* a8 */  K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE,
/* b0 */  K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE,
/* b8 */  K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE,
/* c0 */  K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE,
/* c8 */  K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE,
/* d0 */  K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE,
/* d8 */  K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE,
/* e0 */  K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE,
/* e8 */  K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE,
/* f0 */  K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE,
/* f8 */  K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, KBD_RESEND, K_NONE
};
 
//********** Hansuntech keyvalue define**********

#define	 R_Power	0x1e   //power
#define   R_PN 0x02  //second
#define   R_AN 0x36  //third
#define	R_L	0x2e  //fourth
#define	R_S	0x25  //fifth
#define  key_1  0x45  //key 1
#define  key_2  0x46  //key 2
#define  key_3  0x3e  //key 3
#define  key_4  0x2a  //key 4
#define  key_5  0x5b  //key 5
#define  key_6  0x4d  //key 6
#define  key_7  0x1c  //key 7
#define  key_8  0x2b  //key 8
#define  key_9  0x4b  //key 9
#define  key_0  0x5a  //key 0
#define  key_10  0x2c //key +10
#define  key_Menu  0x75 //key menu
#define  key_clean  0x43  //key clean
#define  key_setup  0x2d
#define  key_up  0x10
#define  key_down 0x11
#define  key_left  0x72
#define  key_right 0x12
#define  key_enter 0x13
#define  key_non  0x3d
#define  key_play  0x14
#define  key_pause  0x15
#define  key_volup  0x1b    //vol+
#define  key_voldown 0x54  //vol-
#define  key_b  0x16  //backward
#define  key_f   0x17  //forward
#define  key_qb  0x18  //quick backward
#define  key_qf  0x19   //quick  forward
#define  key_step  0x24
#define  key_slow  0x9
#define  key_video 0x8
#define  key_AB  0x3a
#define  key_repeat 0x7
#define  key_display  0x6
#define  key_prog  0x5
#define  key_goto  0x4
#define  key_mute  0x3
#define  key_title   0x6b
#define  key_PN  0x30
#define  key_zoom  0x40

//******end**********


#define   R_P  0x72 
#define	R_T	0x2c
#define	R_A	0x1c
#define	R_R	0x2d
#define	R_V	0x2a
#define	R_I	0x43
#define	R_ll	0x54
#define	R_rr	0x5b
#define	R_1	0x16
#define	R_2	0x1e
#define	R_3	0x26
#define	R_4	0x25
#define	R_5	0x2e
#define	R_6	0x36
#define	R_7	0x3d
#define	R_8	0x3e
#define	R_9	0x46
#define	R_0	0x45
#define	R_UP	0x10
#define	R_DOWN	0x11
#define	R_LEFT	0x72
#define	R_RGHT	0x12
#define	R_ENTR	0x5a
#define	R_G	0x34
#define	R_F	0x2b
#define	R_E	0x24
#define	R_M	0x3a

#define	R_O	0x44
/*
#define	R_PLUS	0x79	//KEYPAD '+'
#define	R_MINS	0x7b	//KEYPAD '-'
*/
#define	R_PLUS	0x55	// '='
#define	R_MINS	0x4e	// '-'
#define	R_BSLH	0x5d
#define	R_J	0x3b
#define	R_X	0x22
#define	R_K	0x42
#define	R_N	0x31
#define	R_Z	0x1a
#define	R_H	0x33
#define	R_Q	0x15
#define	R_B	0x32
#define	R_C	0x21
#define	R_W	0x1d
#define	R_U	0x3c
#define	R_D	0x23
#define	R_Y	0x35
#define	R_SLSH	0x4a


static unsigned char ir_map_sunplus[256] =
{
/* 00 */  R_P   , K_NONE, R_ENTR, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE,
/* 08 */  R_J   , K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE,
/* 10 */  R_6   , K_NONE, R_W   , K_NONE, K_NONE, K_NONE, K_NONE, K_NONE,
/* 18 */  R_N   , K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE,
/* 20 */  R_3   , K_NONE, R_Q   , K_NONE, K_NONE, K_NONE, K_NONE, K_NONE,
/* 28 */  R_E   , K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE,
/* 30 */  R_9   , K_NONE, R_Y   , K_NONE, K_NONE, K_NONE, K_NONE, K_NONE,
/* 38 */  R_rr  , K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE,
/* 40 */  R_7  , K_NONE, R_DOWN, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE,
/* 48 */  R_I   , K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE,
/* 50 */  R_7   , K_NONE, R_D   , K_NONE, K_NONE, K_NONE, K_NONE, K_NONE,
/* 58 */  R_F   , K_NONE, R_rr, K_NONE, K_NONE, K_NONE, K_NONE, K_NONE,
/* 60 */  R_4   , K_NONE, R_C   , K_NONE, K_NONE, K_NONE, K_NONE, K_NONE,