arch/arm/include/uapi/asm/unistd.h

Source file repositories/reference/linux-study-clean/arch/arm/include/uapi/asm/unistd.h

File Facts

System
Linux kernel
Corpus path
arch/arm/include/uapi/asm/unistd.h
Extension
.h
Size
1253 bytes
Lines
42
Domain
Architecture Layer
Bucket
arch/arm
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 _UAPI__ASM_ARM_UNISTD_H
#define _UAPI__ASM_ARM_UNISTD_H

#define __NR_OABI_SYSCALL_BASE	0x900000
#define __NR_SYSCALL_MASK	0x0fffff

#if defined(__thumb__) || defined(__ARM_EABI__)
#define __NR_SYSCALL_BASE	0
#include <asm/unistd-eabi.h>
#else
#define __NR_SYSCALL_BASE	__NR_OABI_SYSCALL_BASE
#include <asm/unistd-oabi.h>
#endif

#define __NR_sync_file_range2		__NR_arm_sync_file_range

/*
 * The following SWIs are ARM private.
 */
#define __ARM_NR_BASE			(__NR_SYSCALL_BASE+0x0f0000)
#define __ARM_NR_breakpoint		(__ARM_NR_BASE+1)
#define __ARM_NR_cacheflush		(__ARM_NR_BASE+2)
#define __ARM_NR_usr26			(__ARM_NR_BASE+3)
#define __ARM_NR_usr32			(__ARM_NR_BASE+4)
#define __ARM_NR_set_tls		(__ARM_NR_BASE+5)
#define __ARM_NR_get_tls		(__ARM_NR_BASE+6)

#endif /* _UAPI__ASM_ARM_UNISTD_H */

Annotation

Implementation Notes