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adb.h
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1992-07-29
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118 lines
/*
* Copyright (c) 1991 NeXT Computer, Inc.
*
* adb.h -- ADB driver header.
*
* Author: David E. Bohman
*/
#ifndef _NEXTDEV_ADB_H_
#define _NEXTDEV_ADB_H_
#import <bsd/dev/ev_types.h>
typedef union {
struct {
unsigned char cmd;
} cmd;
struct {
unsigned char addr:4,
cmd:4;
#define ADB_reset 0
#define ADB_flush 1
} gen;
struct {
unsigned char addr:4,
cmd:2,
#define ADB_listen 2
#define ADB_talk 3
reg:2;
} reg;
} adb_cmd_t;
typedef union {
struct {
unsigned data0;
unsigned data1;
} longword;
struct {
unsigned char data[8];
} byte;
struct {
unsigned short :1,
exceptionalEvent:1,
serviceReqEnb:1,
:1,
addr:4,
devHandlerID:8;
} reg3;
struct {
unsigned short left_up:1,
Y_delta:7,
right_up:1, /* Reserved in Apple mouse */
X_delta:7;
} m_reg0;
struct {
unsigned int left_up:1,
Y_delta:7,
:1,
X_delta:7,
:5,
left_down:1,
middle_down:1,
right_down:1,
:8;
} logitech_s13_m_reg0;
struct {
unsigned short key1_up:1,
key1_code:7,
key2_up:1,
key2_code:7;
} k_reg0;
struct {
unsigned short :1,
key_delete:1,
key_cap_lock:1,
key_reset:1,
key_control:1,
key_shift:1,
key_alt:1,
key_command:1,
key_num_lock:1,
key_scroll_lock:1,
:3,
led_scroll_lock:1,
led_cap_lock:1,
led_num_lock:1;
} k_reg2;
struct {
unsigned char byteaddr; /* Logitech Reg 1 byte mapping. */
unsigned char byteval;
unsigned char _unknown1_;
unsigned char _unknown2_;
unsigned char right_button;
unsigned char middle_button;
unsigned char left_button;
unsigned char _unknown3_;
} logitech_s13_m_reg1;
} adb_data_t;
#define ADB_ADDR_INVALID 0
#define ADB_ADDR_LOW 1
#define ADB_ADDR_KEYBOARD 2
#define ADB_ADDR_MOUSE 3
#define ADB_ADDR_TABLET 4
#define ADB_ADDR_SOFT 8
#define ADB_ADDR_HIGH 15
extern void adb_initialize(void);
extern void adb_talk(int, int, adb_data_t *, int *);
extern void adb_listen(int, int, adb_data_t *, int);
extern boolean_t adb_poll_keyboard(adb_data_t *);
extern void adb_force_NMI(void);
extern void adb_watchdog(boolean_t);
extern int adb_system_info(NXEventSy(&Device *, int);
#endif _NEXTDEV_ADB_H_