xref: /csrg-svn/sys/kern/vfs_conf.c (revision 52414)
137488Smckusick /*
237488Smckusick  * Copyright (c) 1989 The Regents of the University of California.
337488Smckusick  * All rights reserved.
437488Smckusick  *
544456Sbostic  * %sccs.include.redist.c%
637488Smckusick  *
7*52414Storek  *	@(#)vfs_conf.c	7.6 (Berkeley) 02/05/92
837488Smckusick  */
937488Smckusick 
1051456Sbostic #include <sys/param.h>
1151456Sbostic #include <sys/mount.h>
1251519Sbostic 
1351519Sbostic #ifdef FFS
1451456Sbostic #include <ufs/ffs/ffs_extern.h>
1537488Smckusick 
1637488Smckusick /*
1737488Smckusick  * This specifies the filesystem used to mount the root.
1837488Smckusick  * This specification should be done by /etc/config.
1937488Smckusick  */
2051456Sbostic int (*mountroot)() = ffs_mountroot;
2151519Sbostic #endif
2237488Smckusick 
2337488Smckusick /*
2437488Smckusick  * These define the root filesystem and device.
2537488Smckusick  */
2637488Smckusick struct mount *rootfs;
2737488Smckusick struct vnode *rootdir;
2837488Smckusick 
2937488Smckusick /*
3037488Smckusick  * Set up the filesystem operations for vnodes.
3137488Smckusick  * The types are defined in mount.h.
3237488Smckusick  */
3351519Sbostic #ifdef FFS
3437488Smckusick extern	struct vfsops ufs_vfsops;
35*52414Storek #define	UFS_VFSOPS	&ufs_vfsops
36*52414Storek #else
37*52414Storek #define	UFS_VFSOPS	NULL
3851519Sbostic #endif
3937488Smckusick 
4051456Sbostic #ifdef LFS
4151456Sbostic extern	struct vfsops lfs_vfsops;
42*52414Storek #define	LFS_VFSOPS	&lfs_vfsops
43*52414Storek #else
44*52414Storek #define	LFS_VFSOPS	NULL
4537488Smckusick #endif
4637488Smckusick 
4739046Smckusick #ifdef MFS
4839046Smckusick extern	struct vfsops mfs_vfsops;
49*52414Storek #define	MFS_VFSOPS	&mfs_vfsops
50*52414Storek #else
51*52414Storek #define	MFS_VFSOPS	NULL
5239046Smckusick #endif
5339046Smckusick 
5451456Sbostic #ifdef NFS
5551456Sbostic extern	struct vfsops nfs_vfsops;
56*52414Storek #define	NFS_VFSOPS	&nfs_vfsops
57*52414Storek #else
58*52414Storek #define	NFS_VFSOPS	NULL
5951456Sbostic #endif
6051456Sbostic 
6137488Smckusick struct vfsops *vfssw[] = {
6251456Sbostic 	NULL,			/* 0 = MOUNT_NONE */
63*52414Storek 	UFS_VFSOPS,		/* 1 = MOUNT_UFS */
64*52414Storek 	NFS_VFSOPS,		/* 2 = MOUNT_NFS */
65*52414Storek 	MFS_VFSOPS,		/* 3 = MOUNT_MFS */
6651456Sbostic 	NULL,			/* 4 = MOUNT_PC */
67*52414Storek 	LFS_VFSOPS,		/* 5 = MOUNT_LFS */
6837488Smckusick };
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