ipc.h

《嵌入式系统设计与实例开发实验教材二源码》Linux内核移植与编译实验

/*
 * BK Id: SCCS/s.ipc.h 1.5 05/17/01 18:14:24 cort
 */
#ifndef __PPC_IPC_H__
#define __PPC_IPC_H__

/* 
 * These are used to wrap system calls on PowerPC.
 *
 * See arch/ppc/kernel/syscalls.c for ugly details..
 */
struct ipc_kludge {
	struct msgbuf *msgp;
	long msgtyp;
};

#define SEMOP		 1
#define SEMGET		 2
#define SEMCTL		 3
#define MSGSND		11
#define MSGRCV		12
#define MSGGET		13
#define MSGCTL		14
#define SHMAT		21
#define SHMDT		22
#define SHMGET		23
#define SHMCTL		24

#define IPCCALL(version,op)	((version)<<16 | (op))

#endif /* __PPC_IPC_H__ */