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codezero/tasks/libl4/include/l4lib/ipcdefs.h
Bahadir Balban e2b791a3d8 Initial commit
2008-01-13 13:53:52 +00:00

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C

/*
* Copyright (C) 2007 Bahadir Balban
*
* This file contains ipc definitions that are needed for server tasks
* to communicate with each other. For example common shared memory ids
* between two servers, or common ipc tags used between two servers are
* defined here.
*/
#ifndef __IPCDEFS_H__
#define __IPCDEFS_H__
#include <l4/api/ipc.h>
/* SHMID used betweeen FS0 and BLKDEV0 servers */
#define FS_BLKDEV_SHMID 0
/*** IPC Tags used between server tasks ***/
/* For ping ponging */
#define L4_IPC_TAG_PINGPONG 3
/* To negotiate a shared memory mapping */
#define L4_IPC_TAG_SHM 4
/* To negotiate a grant mapping */
#define L4_IPC_TAG_GRANT 5
/* Posix system call tags */
#define L4_IPC_TAG_SHMGET 6
#define L4_IPC_TAG_SHMAT 7
#define L4_IPC_TAG_SHMDT 8
#define L4_IPC_TAG_MMAP 9
#define L4_IPC_TAG_MUNMAP 10
#define L4_IPC_TAG_MSYNC 11
#define L4_IPC_TAG_OPEN 12
#define L4_IPC_TAG_READ 13
#define L4_IPC_TAG_WRITE 14
#define L4_IPC_TAG_LSEEK 15
#define L4_IPC_TAG_CLOSE 16
#endif /* __IPCDEFS_H__ */