arch/arm/include/asm/unistd.h

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

File Facts

System
Linux kernel
Corpus path
arch/arm/include/asm/unistd.h
Extension
.h
Size
1547 bytes
Lines
66
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 __ASM_ARM_UNISTD_H
#define __ASM_ARM_UNISTD_H

#include <uapi/asm/unistd.h>
#include <asm/unistd-nr.h>

#define __ARCH_WANT_NEW_STAT
#define __ARCH_WANT_STAT64
#define __ARCH_WANT_SYS_GETHOSTNAME
#define __ARCH_WANT_SYS_PAUSE
#define __ARCH_WANT_SYS_GETPGRP
#define __ARCH_WANT_SYS_NICE
#define __ARCH_WANT_SYS_SIGPENDING
#define __ARCH_WANT_SYS_SIGPROCMASK
#define __ARCH_WANT_SYS_OLD_MMAP
#define __ARCH_WANT_SYS_OLD_SELECT
#define __ARCH_WANT_SYS_UTIME32

#if !defined(CONFIG_AEABI) || defined(CONFIG_OABI_COMPAT)
#define __ARCH_WANT_SYS_TIME32
#define __ARCH_WANT_SYS_IPC
#define __ARCH_WANT_SYS_OLDUMOUNT
#define __ARCH_WANT_SYS_ALARM
#define __ARCH_WANT_SYS_OLD_GETRLIMIT
#define __ARCH_WANT_OLD_READDIR
#define __ARCH_WANT_SYS_SOCKETCALL
#endif
#define __ARCH_WANT_SYS_FORK
#define __ARCH_WANT_SYS_VFORK
#define __ARCH_WANT_SYS_CLONE

/*
 * Unimplemented (or alternatively implemented) syscalls
 */
#define __IGNORE_fadvise64_64

#ifdef __ARM_EABI__
/*
 * The following syscalls are obsolete and no longer available for EABI:
 *  __NR_time
 *  __NR_umount
 *  __NR_stime
 *  __NR_alarm
 *  __NR_utime
 *  __NR_getrlimit
 *  __NR_select
 *  __NR_readdir
 *  __NR_mmap
 *  __NR_socketcall
 *  __NR_syscall
 *  __NR_ipc
 */
#define __IGNORE_getrlimit
#endif

#endif /* __ASM_ARM_UNISTD_H */

Annotation

Implementation Notes