xref: /csrg-svn/sys/kern/vfs_conf.c (revision 63180)
137488Smckusick /*
2*63180Sbostic  * Copyright (c) 1989, 1993
3*63180Sbostic  *	The Regents of the University of California.  All rights reserved.
437488Smckusick  *
544456Sbostic  * %sccs.include.redist.c%
637488Smckusick  *
7*63180Sbostic  *	@(#)vfs_conf.c	8.1 (Berkeley) 06/10/93
837488Smckusick  */
937488Smckusick 
1051456Sbostic #include <sys/param.h>
1151456Sbostic #include <sys/mount.h>
1253494Sheideman #include <sys/vnode.h>
1351519Sbostic 
1451519Sbostic #ifdef FFS
1551456Sbostic #include <ufs/ffs/ffs_extern.h>
1637488Smckusick 
1737488Smckusick /*
1837488Smckusick  * This specifies the filesystem used to mount the root.
1937488Smckusick  * This specification should be done by /etc/config.
2037488Smckusick  */
2151456Sbostic int (*mountroot)() = ffs_mountroot;
2251519Sbostic #endif
2337488Smckusick 
2437488Smckusick /*
2537488Smckusick  * These define the root filesystem and device.
2637488Smckusick  */
2737488Smckusick struct mount *rootfs;
2837488Smckusick struct vnode *rootdir;
2937488Smckusick 
3037488Smckusick /*
3137488Smckusick  * Set up the filesystem operations for vnodes.
3237488Smckusick  * The types are defined in mount.h.
3337488Smckusick  */
3451519Sbostic #ifdef FFS
3537488Smckusick extern	struct vfsops ufs_vfsops;
3652414Storek #define	UFS_VFSOPS	&ufs_vfsops
3752414Storek #else
3852414Storek #define	UFS_VFSOPS	NULL
3951519Sbostic #endif
4037488Smckusick 
4151456Sbostic #ifdef LFS
4251456Sbostic extern	struct vfsops lfs_vfsops;
4352414Storek #define	LFS_VFSOPS	&lfs_vfsops
4452414Storek #else
4552414Storek #define	LFS_VFSOPS	NULL
4637488Smckusick #endif
4737488Smckusick 
4839046Smckusick #ifdef MFS
4939046Smckusick extern	struct vfsops mfs_vfsops;
5052414Storek #define	MFS_VFSOPS	&mfs_vfsops
5152414Storek #else
5252414Storek #define	MFS_VFSOPS	NULL
5339046Smckusick #endif
5439046Smckusick 
5551456Sbostic #ifdef NFS
5651456Sbostic extern	struct vfsops nfs_vfsops;
5752414Storek #define	NFS_VFSOPS	&nfs_vfsops
5852414Storek #else
5952414Storek #define	NFS_VFSOPS	NULL
6051456Sbostic #endif
6151456Sbostic 
6253827Spendry #ifdef LOFS
6353827Spendry extern	struct vfsops lofs_vfsops;
6453827Spendry #define	LOFS_VFSOPS	&lofs_vfsops
6553827Spendry #else
6653827Spendry #define	LOFS_VFSOPS	NULL
6753827Spendry #endif
6853827Spendry 
6953827Spendry #ifdef FDESC
7053827Spendry extern	struct vfsops fdesc_vfsops;
7153827Spendry #define	FDESC_VFSOPS	&fdesc_vfsops
7253827Spendry #else
7353827Spendry #define	FDESC_VFSOPS	NULL
7453827Spendry #endif
7553827Spendry 
7653827Spendry #ifdef PORTAL
7753827Spendry extern	struct vfsops portal_vfsops;
7853827Spendry #define	PORTAL_VFSOPS	&portal_vfsops
7953827Spendry #else
8053827Spendry #define	PORTAL_VFSOPS	NULL
8153827Spendry #endif
8253827Spendry 
8354989Sheideman #ifdef NULLFS
8454989Sheideman extern	struct vfsops null_vfsops;
8554989Sheideman #define NULL_VFSOPS	&null_vfsops
8654989Sheideman #else
8754989Sheideman #define NULL_VFSOPS	NULL
8854989Sheideman #endif
8954989Sheideman 
9054989Sheideman #ifdef UMAPFS
9154989Sheideman extern	struct vfsops umap_vfsops;
9254989Sheideman #define UMAP_VFSOPS	&umap_vfsops
9354989Sheideman #else
9454989Sheideman #define UMAP_VFSOPS	NULL
9554989Sheideman #endif
9654989Sheideman 
9755336Spendry #ifdef KERNFS
9855336Spendry extern	struct vfsops kernfs_vfsops;
9955336Spendry #define KERNFS_VFSOPS	&kernfs_vfsops
10055336Spendry #else
10155336Spendry #define KERNFS_VFSOPS	NULL
10255336Spendry #endif
10354989Sheideman 
10455336Spendry 
10537488Smckusick struct vfsops *vfssw[] = {
10651456Sbostic 	NULL,			/* 0 = MOUNT_NONE */
10752414Storek 	UFS_VFSOPS,		/* 1 = MOUNT_UFS */
10852414Storek 	NFS_VFSOPS,		/* 2 = MOUNT_NFS */
10952414Storek 	MFS_VFSOPS,		/* 3 = MOUNT_MFS */
11051456Sbostic 	NULL,			/* 4 = MOUNT_PC */
11152414Storek 	LFS_VFSOPS,		/* 5 = MOUNT_LFS */
11253827Spendry 	LOFS_VFSOPS,		/* 6 = MOUNT_LOFS */
11353827Spendry 	FDESC_VFSOPS,		/* 7 = MOUNT_FDESC */
11453827Spendry 	PORTAL_VFSOPS,		/* 8 = MOUNT_PORTAL */
11554989Sheideman 	NULL_VFSOPS,		/* 9 = MOUNT_NULL */
11654989Sheideman 	UMAP_VFSOPS,		/* 10 = MOUNT_UMAP */
11755336Spendry 	KERNFS_VFSOPS,		/* 11 = MOUNT_KERNFS */
11854989Sheideman 	0
11937488Smckusick };
12053579Sheideman 
12153579Sheideman 
12253579Sheideman /*
12353579Sheideman  *
12454724Sbostic  * vfs_opv_descs enumerates the list of vnode classes, each with it's own
12554724Sbostic  * vnode operation vector.  It is consulted at system boot to build operation
12654724Sbostic  * vectors.  It is NULL terminated.
12753579Sheideman  *
12853579Sheideman  */
12953579Sheideman extern struct vnodeopv_desc ffs_vnodeop_opv_desc;
13053579Sheideman extern struct vnodeopv_desc ffs_specop_opv_desc;
13153579Sheideman extern struct vnodeopv_desc ffs_fifoop_opv_desc;
13253579Sheideman extern struct vnodeopv_desc lfs_vnodeop_opv_desc;
13353579Sheideman extern struct vnodeopv_desc lfs_specop_opv_desc;
13453579Sheideman extern struct vnodeopv_desc lfs_fifoop_opv_desc;
13553579Sheideman extern struct vnodeopv_desc mfs_vnodeop_opv_desc;
13653579Sheideman extern struct vnodeopv_desc dead_vnodeop_opv_desc;
13753579Sheideman extern struct vnodeopv_desc fifo_vnodeop_opv_desc;
13853579Sheideman extern struct vnodeopv_desc spec_vnodeop_opv_desc;
13953579Sheideman extern struct vnodeopv_desc nfsv2_vnodeop_opv_desc;
14053579Sheideman extern struct vnodeopv_desc spec_nfsv2nodeop_opv_desc;
14153579Sheideman extern struct vnodeopv_desc fifo_nfsv2nodeop_opv_desc;
14253943Spendry extern struct vnodeopv_desc lofs_vnodeop_opv_desc;
14353943Spendry extern struct vnodeopv_desc fdesc_vnodeop_opv_desc;
14453943Spendry extern struct vnodeopv_desc portal_vnodeop_opv_desc;
14554989Sheideman extern struct vnodeopv_desc null_vnodeop_opv_desc;
14654989Sheideman extern struct vnodeopv_desc umap_vnodeop_opv_desc;
14755336Spendry extern struct vnodeopv_desc kernfs_vnodeop_opv_desc;
14853579Sheideman 
14953579Sheideman struct vnodeopv_desc *vfs_opv_descs[] = {
15053579Sheideman 	&ffs_vnodeop_opv_desc,
15153579Sheideman 	&ffs_specop_opv_desc,
15254343Smckusick #ifdef FIFO
15353579Sheideman 	&ffs_fifoop_opv_desc,
15454343Smckusick #endif
15553760Smckusick 	&dead_vnodeop_opv_desc,
15654343Smckusick #ifdef FIFO
15753760Smckusick 	&fifo_vnodeop_opv_desc,
15854343Smckusick #endif
15953760Smckusick 	&spec_vnodeop_opv_desc,
16053760Smckusick #ifdef LFS
16153579Sheideman 	&lfs_vnodeop_opv_desc,
16253579Sheideman 	&lfs_specop_opv_desc,
16354343Smckusick #ifdef FIFO
16453579Sheideman 	&lfs_fifoop_opv_desc,
16553760Smckusick #endif
16654343Smckusick #endif
16753760Smckusick #ifdef MFS
16853579Sheideman 	&mfs_vnodeop_opv_desc,
16953760Smckusick #endif
17053760Smckusick #ifdef NFS
17153579Sheideman 	&nfsv2_vnodeop_opv_desc,
17253579Sheideman 	&spec_nfsv2nodeop_opv_desc,
17354343Smckusick #ifdef FIFO
17453579Sheideman 	&fifo_nfsv2nodeop_opv_desc,
17553760Smckusick #endif
17654343Smckusick #endif
17753943Spendry #ifdef LOFS
17853943Spendry 	&lofs_vnodeop_opv_desc,
17953943Spendry #endif
18053943Spendry #ifdef FDESC
18153943Spendry 	&fdesc_vnodeop_opv_desc,
18253943Spendry #endif
18353943Spendry #ifdef PORTAL
18453943Spendry 	&portal_vnodeop_opv_desc,
18553943Spendry #endif
18654989Sheideman #ifdef NULLFS
18754989Sheideman 	&null_vnodeop_opv_desc,
18854989Sheideman #endif
18954989Sheideman #ifdef UMAPFS
19054989Sheideman 	&umap_vnodeop_opv_desc,
19154989Sheideman #endif
19255336Spendry #ifdef KERNFS
19355336Spendry 	&kernfs_vnodeop_opv_desc,
19455336Spendry #endif
19553579Sheideman 	NULL
19653579Sheideman };
197