include/uapi/linux/synclink.h

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

File Facts

System
Linux kernel
Corpus path
include/uapi/linux/synclink.h
Extension
.h
Size
9000 bytes
Lines
302
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 mgsl_icount {
	__u32	cts, dsr, rng, dcd, tx, rx;
	__u32	frame, parity, overrun, brk;
	__u32	buf_overrun;
	__u32	txok;
	__u32	txunder;
	__u32	txabort;
	__u32	txtimeout;
	__u32	rxshort;
	__u32	rxlong;
	__u32	rxabort;
	__u32	rxover;
	__u32	rxcrc;
	__u32	rxok;
	__u32	exithunt;
	__u32	rxidle;
};

struct gpio_desc {
	__u32 state;
	__u32 smask;
	__u32 dir;
	__u32 dmask;
};

#define DEBUG_LEVEL_DATA	1
#define DEBUG_LEVEL_ERROR 	2
#define DEBUG_LEVEL_INFO  	3
#define DEBUG_LEVEL_BH    	4
#define DEBUG_LEVEL_ISR		5

/*
** Event bit flags for use with MgslWaitEvent
*/

#define MgslEvent_DsrActive	0x0001
#define MgslEvent_DsrInactive	0x0002
#define MgslEvent_Dsr		0x0003
#define MgslEvent_CtsActive	0x0004
#define MgslEvent_CtsInactive	0x0008
#define MgslEvent_Cts		0x000c
#define MgslEvent_DcdActive	0x0010
#define MgslEvent_DcdInactive	0x0020
#define MgslEvent_Dcd		0x0030
#define MgslEvent_RiActive	0x0040
#define MgslEvent_RiInactive	0x0080
#define MgslEvent_Ri		0x00c0
#define MgslEvent_ExitHuntMode	0x0100
#define MgslEvent_IdleReceived	0x0200

/* Private IOCTL codes:
 *
 * MGSL_IOCSPARAMS	set MGSL_PARAMS structure values
 * MGSL_IOCGPARAMS	get current MGSL_PARAMS structure values
 * MGSL_IOCSTXIDLE	set current transmit idle mode
 * MGSL_IOCGTXIDLE	get current transmit idle mode
 * MGSL_IOCTXENABLE	enable or disable transmitter
 * MGSL_IOCRXENABLE	enable or disable receiver
 * MGSL_IOCTXABORT	abort transmitting frame (HDLC)
 * MGSL_IOCGSTATS	return current statistics
 * MGSL_IOCWAITEVENT	wait for specified event to occur
 * MGSL_LOOPTXDONE	transmit in HDLC LoopMode done
 * MGSL_IOCSIF          set the serial interface type
 * MGSL_IOCGIF          get the serial interface type
 */
#define MGSL_MAGIC_IOC	'm'
#define MGSL_IOCSPARAMS		_IOW(MGSL_MAGIC_IOC,0,struct _MGSL_PARAMS)
#define MGSL_IOCGPARAMS		_IOR(MGSL_MAGIC_IOC,1,struct _MGSL_PARAMS)
#define MGSL_IOCSTXIDLE		_IO(MGSL_MAGIC_IOC,2)
#define MGSL_IOCGTXIDLE		_IO(MGSL_MAGIC_IOC,3)
#define MGSL_IOCTXENABLE	_IO(MGSL_MAGIC_IOC,4)
#define MGSL_IOCRXENABLE	_IO(MGSL_MAGIC_IOC,5)
#define MGSL_IOCTXABORT		_IO(MGSL_MAGIC_IOC,6)
#define MGSL_IOCGSTATS		_IO(MGSL_MAGIC_IOC,7)
#define MGSL_IOCWAITEVENT	_IOWR(MGSL_MAGIC_IOC,8,int)
#define MGSL_IOCCLRMODCOUNT	_IO(MGSL_MAGIC_IOC,15)
#define MGSL_IOCLOOPTXDONE	_IO(MGSL_MAGIC_IOC,9)
#define MGSL_IOCSIF		_IO(MGSL_MAGIC_IOC,10)
#define MGSL_IOCGIF		_IO(MGSL_MAGIC_IOC,11)
#define MGSL_IOCSGPIO		_IOW(MGSL_MAGIC_IOC,16,struct gpio_desc)
#define MGSL_IOCGGPIO		_IOR(MGSL_MAGIC_IOC,17,struct gpio_desc)
#define MGSL_IOCWAITGPIO	_IOWR(MGSL_MAGIC_IOC,18,struct gpio_desc)
#define MGSL_IOCSXSYNC		_IO(MGSL_MAGIC_IOC, 19)
#define MGSL_IOCGXSYNC		_IO(MGSL_MAGIC_IOC, 20)
#define MGSL_IOCSXCTRL		_IO(MGSL_MAGIC_IOC, 21)
#define MGSL_IOCGXCTRL		_IO(MGSL_MAGIC_IOC, 22)


#endif /* _UAPI_SYNCLINK_H_ */

Annotation

Implementation Notes