mirror of
https://github.com/torvalds/linux.git
synced 2024-12-26 04:42:12 +00:00
76 lines
2.0 KiB
C
76 lines
2.0 KiB
C
|
/*
|
||
|
|
* Definitions for talking to ADB and CUDA. The CUDA is a microcontroller
|
||
|
|
* which controls the ADB, system power, RTC, and various other things on
|
||
|
|
* later Macintoshes
|
||
|
|
*
|
||
|
|
* Copyright (C) 1996 Paul Mackerras.
|
||
|
|
*/
|
||
|
|
|
||
|
|
/* First byte sent to or received from CUDA */
|
||
|
|
#define ADB_PACKET 0
|
||
|
|
#define CUDA_PACKET 1
|
||
|
|
#define ERROR_PACKET 2
|
||
|
|
#define TIMER_PACKET 3
|
||
|
|
#define POWER_PACKET 4
|
||
|
|
#define MACIIC_PACKET 5
|
||
|
|
|
||
|
|
/* ADB commands (2nd byte) */
|
||
|
|
#define ADB_BUSRESET 0
|
||
|
|
#define ADB_FLUSH(id) (1 + ((id) << 4))
|
||
|
|
#define ADB_WRITEREG(id, reg) (8 + (reg) + ((id) << 4))
|
||
|
|
#define ADB_READREG(id, reg) (0xc + (reg) + ((id) << 4))
|
||
|
|
|
||
|
|
/* ADB default device IDs (upper 4 bits of 2nd byte) */
|
||
|
|
#define ADB_DONGLE 1 /* "software execution control" devices */
|
||
|
|
#define ADB_KEYBOARD 2
|
||
|
|
#define ADB_MOUSE 3
|
||
|
|
#define ADB_TABLET 4
|
||
|
|
#define ADB_MODEM 5
|
||
|
|
#define ADB_MISC 7 /* maybe a monitor */
|
||
|
|
|
||
|
|
/* CUDA commands (2nd byte) */
|
||
|
|
#define CUDA_WARM_START 0
|
||
|
|
#define CUDA_AUTOPOLL 1
|
||
|
|
#define CUDA_GET_6805_ADDR 2
|
||
|
|
#define CUDA_GET_TIME 3
|
||
|
|
#define CUDA_GET_PRAM 7
|
||
|
|
#define CUDA_SET_6805_ADDR 8
|
||
|
|
#define CUDA_SET_TIME 9
|
||
|
|
#define CUDA_POWERDOWN 0xa
|
||
|
|
#define CUDA_POWERUP_TIME 0xb
|
||
|
|
#define CUDA_SET_PRAM 0xc
|
||
|
|
#define CUDA_MS_RESET 0xd
|
||
|
|
#define CUDA_SEND_DFAC 0xe
|
||
|
|
#define CUDA_RESET_SYSTEM 0x11
|
||
|
|
#define CUDA_SET_IPL 0x12
|
||
|
|
#define CUDA_SET_AUTO_RATE 0x14
|
||
|
|
#define CUDA_GET_AUTO_RATE 0x16
|
||
|
|
#define CUDA_SET_DEVICE_LIST 0x19
|
||
|
|
#define CUDA_GET_DEVICE_LIST 0x1a
|
||
|
|
#define CUDA_GET_SET_IIC 0x22
|
||
|
|
|
||
|
|
#ifdef __KERNEL__
|
||
|
|
|
||
|
|
struct adb_request {
|
||
|
|
unsigned char data[16];
|
||
|
|
int nbytes;
|
||
|
|
unsigned char reply[16];
|
||
|
|
int reply_len;
|
||
|
|
unsigned char reply_expected;
|
||
|
|
unsigned char sent;
|
||
|
|
unsigned char got_reply;
|
||
|
|
void (*done)(struct adb_request *);
|
||
|
|
void *arg;
|
||
|
|
struct adb_request *next;
|
||
|
|
};
|
||
|
|
|
||
|
|
void via_adb_init(void);
|
||
|
|
int adb_request(struct adb_request *req,
|
||
|
|
void (*done)(struct adb_request *), int nbytes, ...);
|
||
|
|
int adb_send_request(struct adb_request *req);
|
||
|
|
void adb_poll(void);
|
||
|
|
int adb_register(int default_id,
|
||
|
|
void (*handler)(unsigned char *, int, struct pt_regs *));
|
||
|
|
|
||
|
|
#endif /* __KERNEL */
|