From 624e500bacd06e51cc11262a5c872685983d6c36 Mon Sep 17 00:00:00 2001
From: phk <phk@FreeBSD.org>
Date: Sat, 12 Nov 1994 01:47:43 +0000
Subject: Make a kernel sans FFS possible.

---
 sys/amd64/amd64/autoconf.c | 31 ++++++++++++++++++-------------
 sys/i386/i386/autoconf.c   | 31 ++++++++++++++++++-------------
 sys/kern/vfs_conf.c        | 13 ++-----------
 sys/kern/vfs_mount.c       | 13 ++-----------
 4 files changed, 40 insertions(+), 48 deletions(-)

(limited to 'sys')

diff --git a/sys/amd64/amd64/autoconf.c b/sys/amd64/amd64/autoconf.c
index d1b52fd..a32f564 100644
--- a/sys/amd64/amd64/autoconf.c
+++ b/sys/amd64/amd64/autoconf.c
@@ -34,7 +34,7 @@
  * SUCH DAMAGE.
  *
  *	from: @(#)autoconf.c	7.1 (Berkeley) 5/9/91
- *	$Id: autoconf.c,v 1.14 1994/08/31 23:36:56 se Exp $
+ *	$Id: autoconf.c,v 1.15 1994/10/22 17:51:45 phk Exp $
  */
 
 /*
@@ -67,6 +67,14 @@ static void setroot(void);
 int	dkn;		/* number of iostat dk numbers assigned so far */
 extern int	cold;		/* cold start flag initialized in locore.s */
 
+extern int (*mountroot) __P((void));
+#ifdef FFS
+int ffs_mountroot __P((void));
+#endif
+#ifdef NFS
+int nfs_mountroot __P((void));
+#endif
+
 /*
  * Determine i/o configuration for a machine.
  */
@@ -84,26 +92,23 @@ configure()
 	pci_configure();
 #endif
 
-#if GENERICxxx 
-	if ((boothowto & RB_ASKNAME) == 0)
-		setroot();
-	setconf();
-#else
-#  ifdef NFS
+#ifdef NFS
 	{
 	extern int nfs_diskless_valid;
 
-	extern int (*mountroot) __P((void));
-	extern int nfs_mountroot(void);
 	if (nfs_diskless_valid)
 		mountroot = nfs_mountroot;
-	else
+	}
+#endif /* NFS */
+#ifdef FFS
+	if (!mountroot) {
+		mountroot = ffs_mountroot;
 		setroot();
 	}
-#  else /* !NFS */
-	setroot();
-#  endif /* NFS */
 #endif
+	if (!mountroot) {
+		panic("Nobody wants to mount my root for me");
+	}
 	/*
 	 * Configure swap area and related system
 	 * parameter based on device(s) used.
diff --git a/sys/i386/i386/autoconf.c b/sys/i386/i386/autoconf.c
index d1b52fd..a32f564 100644
--- a/sys/i386/i386/autoconf.c
+++ b/sys/i386/i386/autoconf.c
@@ -34,7 +34,7 @@
  * SUCH DAMAGE.
  *
  *	from: @(#)autoconf.c	7.1 (Berkeley) 5/9/91
- *	$Id: autoconf.c,v 1.14 1994/08/31 23:36:56 se Exp $
+ *	$Id: autoconf.c,v 1.15 1994/10/22 17:51:45 phk Exp $
  */
 
 /*
@@ -67,6 +67,14 @@ static void setroot(void);
 int	dkn;		/* number of iostat dk numbers assigned so far */
 extern int	cold;		/* cold start flag initialized in locore.s */
 
+extern int (*mountroot) __P((void));
+#ifdef FFS
+int ffs_mountroot __P((void));
+#endif
+#ifdef NFS
+int nfs_mountroot __P((void));
+#endif
+
 /*
  * Determine i/o configuration for a machine.
  */
@@ -84,26 +92,23 @@ configure()
 	pci_configure();
 #endif
 
-#if GENERICxxx 
-	if ((boothowto & RB_ASKNAME) == 0)
-		setroot();
-	setconf();
-#else
-#  ifdef NFS
+#ifdef NFS
 	{
 	extern int nfs_diskless_valid;
 
-	extern int (*mountroot) __P((void));
-	extern int nfs_mountroot(void);
 	if (nfs_diskless_valid)
 		mountroot = nfs_mountroot;
-	else
+	}
+#endif /* NFS */
+#ifdef FFS
+	if (!mountroot) {
+		mountroot = ffs_mountroot;
 		setroot();
 	}
-#  else /* !NFS */
-	setroot();
-#  endif /* NFS */
 #endif
+	if (!mountroot) {
+		panic("Nobody wants to mount my root for me");
+	}
 	/*
 	 * Configure swap area and related system
 	 * parameter based on device(s) used.
diff --git a/sys/kern/vfs_conf.c b/sys/kern/vfs_conf.c
index 6e1eb1d..251d704 100644
--- a/sys/kern/vfs_conf.c
+++ b/sys/kern/vfs_conf.c
@@ -31,22 +31,13 @@
  * SUCH DAMAGE.
  *
  *	@(#)vfs_conf.c	8.8 (Berkeley) 3/31/94
- * $Id: vfs_conf.c,v 1.4 1994/09/19 15:41:13 dfr Exp $
+ * $Id: vfs_conf.c,v 1.5 1994/09/21 03:46:47 wollman Exp $
  */
 
 #include <sys/param.h>
 #include <sys/mount.h>
 #include <sys/vnode.h>
 
-#ifdef FFS
-#include <ufs/ffs/ffs_extern.h>
-
-/*
- * This specifies the filesystem used to mount the root.
- * This specification should be done by /etc/config.
- */
-int (*mountroot)() = ffs_mountroot;
-#endif
-
+int (*mountroot) __P((void));
 struct vnode *rootvnode;
 
diff --git a/sys/kern/vfs_mount.c b/sys/kern/vfs_mount.c
index 6e1eb1d..251d704 100644
--- a/sys/kern/vfs_mount.c
+++ b/sys/kern/vfs_mount.c
@@ -31,22 +31,13 @@
  * SUCH DAMAGE.
  *
  *	@(#)vfs_conf.c	8.8 (Berkeley) 3/31/94
- * $Id: vfs_conf.c,v 1.4 1994/09/19 15:41:13 dfr Exp $
+ * $Id: vfs_conf.c,v 1.5 1994/09/21 03:46:47 wollman Exp $
  */
 
 #include <sys/param.h>
 #include <sys/mount.h>
 #include <sys/vnode.h>
 
-#ifdef FFS
-#include <ufs/ffs/ffs_extern.h>
-
-/*
- * This specifies the filesystem used to mount the root.
- * This specification should be done by /etc/config.
- */
-int (*mountroot)() = ffs_mountroot;
-#endif
-
+int (*mountroot) __P((void));
 struct vnode *rootvnode;
 
-- 
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