arch/sparc/include/asm/unistd.h

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

File Facts

System
Linux kernel
Corpus path
arch/sparc/include/asm/unistd.h
Extension
.h
Size
1829 bytes
Lines
64
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 _SPARC_UNISTD_H
#define _SPARC_UNISTD_H

#include <uapi/asm/unistd.h>

#define NR_syscalls	__NR_syscalls

#ifdef __32bit_syscall_numbers__
#else
#define __NR_time		231 /* Linux sparc32                               */
#endif
#define __ARCH_WANT_NEW_STAT
#define __ARCH_WANT_OLD_READDIR
#define __ARCH_WANT_STAT64
#define __ARCH_WANT_SYS_ALARM
#define __ARCH_WANT_SYS_GETHOSTNAME
#define __ARCH_WANT_SYS_PAUSE
#define __ARCH_WANT_SYS_SIGNAL
#define __ARCH_WANT_SYS_TIME32
#define __ARCH_WANT_SYS_UTIME32
#define __ARCH_WANT_SYS_WAITPID
#define __ARCH_WANT_SYS_SOCKETCALL
#define __ARCH_WANT_SYS_FADVISE64
#define __ARCH_WANT_SYS_GETPGRP
#define __ARCH_WANT_SYS_NICE
#define __ARCH_WANT_SYS_OLDUMOUNT
#define __ARCH_WANT_SYS_SIGPENDING
#define __ARCH_WANT_SYS_SIGPROCMASK
#ifdef __32bit_syscall_numbers__
#define __ARCH_WANT_SYS_IPC
#else
#define __ARCH_WANT_SYS_TIME
#define __ARCH_WANT_SYS_UTIME
#define __ARCH_WANT_COMPAT_SYS_SENDFILE
#define __ARCH_WANT_COMPAT_STAT
#endif

#ifdef __32bit_syscall_numbers__
/* Sparc 32-bit only has the "setresuid32", "getresuid32" variants,
 * it never had the plain ones and there is no value to adding those
 * old versions into the syscall table.
 */
#define __IGNORE_setresuid
#define __IGNORE_getresuid
#define __IGNORE_setresgid
#define __IGNORE_getresgid
#endif

#endif /* _SPARC_UNISTD_H */

Annotation

Implementation Notes