arch/sparc/include/uapi/asm/watchdog.h

Source file repositories/reference/linux-study-clean/arch/sparc/include/uapi/asm/watchdog.h

File Facts

System
Linux kernel
Corpus path
arch/sparc/include/uapi/asm/watchdog.h
Extension
.h
Size
1029 bytes
Lines
33
Domain
Architecture Layer
Bucket
arch/sparc
Inferred role
Architecture Layer: implementation source
Status
source implementation candidate

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef _SPARC64_WATCHDOG_H
#define _SPARC64_WATCHDOG_H

#include <linux/watchdog.h>

/* Solaris compatibility ioctls--
 * Ref. <linux/watchdog.h> for standard linux watchdog ioctls
 */
#define WIOCSTART _IO (WATCHDOG_IOCTL_BASE, 10)		/* Start Timer		*/
#define WIOCSTOP  _IO (WATCHDOG_IOCTL_BASE, 11)		/* Stop Timer		*/
#define WIOCGSTAT _IOR(WATCHDOG_IOCTL_BASE, 12, int)/* Get Timer Status	*/

/* Status flags from WIOCGSTAT ioctl
 */
#define WD_FREERUN	0x01	/* timer is running, interrupts disabled	*/
#define WD_EXPIRED	0x02	/* timer has expired						*/
#define WD_RUNNING	0x04	/* timer is running, interrupts enabled		*/
#define WD_STOPPED	0x08	/* timer has not been started				*/
#define WD_SERVICED 0x10	/* timer interrupt was serviced				*/

#endif /* ifndef _SPARC64_WATCHDOG_H */

Annotation

Implementation Notes