include/linux/adb.h

Source file repositories/reference/linux-study-clean/include/linux/adb.h

File Facts

System
Linux kernel
Corpus path
include/linux/adb.h
Extension
.h
Size
1832 bytes
Lines
68
Domain
Core OS
Bucket
Core Kernel Interface
Inferred role
Core OS: implementation source
Status
source implementation candidate

Why This File Exists

Core operating-system implementation surface: boot, tasks, memory, VFS, syscall-facing interfaces, synchronization, credentials, and isolation.

Dependency Surface

Detected Declarations

Annotated Snippet

struct adb_request {
	unsigned char data[32];
	int nbytes;
	unsigned char reply[32];
	int reply_len;
	unsigned char reply_expected;
	unsigned char sent;
	unsigned char complete;
	void (*done)(struct adb_request *);
	void *arg;
	struct adb_request *next;
};

struct adb_ids {
	int nids;
	unsigned char id[16];
};

/* Structure which encapsulates a low-level ADB driver */

struct adb_driver {
	char name[16];
	int (*probe)(void);
	int (*init)(void);
	int (*send_request)(struct adb_request *req, int sync);
	int (*autopoll)(int devs);
	void (*poll)(void);
	int (*reset_bus)(void);
};

/* Values for adb_request flags */
#define ADBREQ_REPLY	1	/* expect reply */
#define ADBREQ_SYNC	2	/* poll until done */
#define ADBREQ_NOSEND	4	/* build the request, but don't send it */

/* Messages sent thru the client_list notifier. You should NOT stop
   the operation, at least not with this version */
enum adb_message {
    ADB_MSG_POWERDOWN,	/* Currently called before sleep only */
    ADB_MSG_PRE_RESET,	/* Called before resetting the bus */
    ADB_MSG_POST_RESET	/* Called after resetting the bus (re-do init & register) */
};
extern struct blocking_notifier_head adb_client_list;

int adb_request(struct adb_request *req, void (*done)(struct adb_request *),
		int flags, int nbytes, ...);
int adb_register(int default_id,int handler_id,struct adb_ids *ids,
		 void (*handler)(unsigned char *, int, int));
int adb_unregister(int index);
void adb_poll(void);
void adb_input(unsigned char *, int, int);
int adb_reset_bus(void);

int adb_try_handler_change(int address, int new_id);
int adb_get_infos(int address, int *original_address, int *handler_id);

#endif /* __ADB_H */

Annotation

Implementation Notes