Return ENXIO on open of /dev/mem minor devs that don't exist

15 files changed, 158 insertions, 27 deletions

diff --git a/sys/arch/alpha/alpha/mem.c b/sys/arch/alpha/alpha/mem.c
index b4719ee0c93..8591825be1c 100644
--- a/sys/arch/alpha/alpha/mem.c
+++ b/sys/arch/alpha/alpha/mem.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: mem.c,v 1.7 1997/06/05 23:21:11 deraadt Exp $	*/
+/*	$OpenBSD: mem.c,v 1.8 1998/08/31 17:42:25 millert Exp $	*/
 /*	$NetBSD: mem.c,v 1.10 1996/11/13 21:13:10 cgd Exp $	*/
 
 /*
@@ -71,7 +71,15 @@ mmopen(dev, flag, mode, p)
 	struct proc *p;
 {
 
-	return (0);
+	switch (minor(dev)) {
+		case 0:
+		case 1:
+		case 2:
+		case 12:
+			return (0);
+		default:
+			return (ENXIO);
+	}
 }
 
 /*ARGSUSED*/
diff --git a/sys/arch/amiga/amiga/mem.c b/sys/arch/amiga/amiga/mem.c
index 4fef987b13a..be28dc7c5c6 100644
--- a/sys/arch/amiga/amiga/mem.c
+++ b/sys/arch/amiga/amiga/mem.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: mem.c,v 1.5 1997/09/09 10:56:17 niklas Exp $	*/
+/*	$OpenBSD: mem.c,v 1.6 1998/08/31 17:42:27 millert Exp $	*/
 /*	$NetBSD: mem.c,v 1.18 1997/02/02 07:17:14 thorpej Exp $	*/
 
 /*
@@ -74,7 +74,16 @@ mmopen(dev, flag, mode, p)
 	struct proc	*p;
 {
 
-	return (0);
+	switch (minor(dev)) {
+		case 0:
+		case 1:
+		case 2:
+		case 12:
+		case 20:
+			return (0);
+		default:
+			return (ENXIO);
+	}
 }
 
 /*ARGSUSED*/
diff --git a/sys/arch/hp300/hp300/mem.c b/sys/arch/hp300/hp300/mem.c
index a2d2b58b08a..d2d0bb61324 100644
--- a/sys/arch/hp300/hp300/mem.c
+++ b/sys/arch/hp300/hp300/mem.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: mem.c,v 1.6 1997/07/06 08:02:06 downsj Exp $	*/
+/*	$OpenBSD: mem.c,v 1.7 1998/08/31 17:42:28 millert Exp $	*/
 /*	$NetBSD: mem.c,v 1.17 1997/06/10 18:51:31 veego Exp $	*/
 
 /*
@@ -73,7 +73,15 @@ mmopen(dev, flag, mode)
 	int flag, mode;
 {
 
-	return (0);
+	switch (minor(dev)) {
+		case 0:
+		case 1:
+		case 2:
+		case 12:
+			return (0);
+		default:
+			return (ENXIO);
+	}
 }
 
 /*ARGSUSED*/
diff --git a/sys/arch/i386/i386/mem.c b/sys/arch/i386/i386/mem.c
index b6092b717a6..65395b92361 100644
--- a/sys/arch/i386/i386/mem.c
+++ b/sys/arch/i386/i386/mem.c
@@ -1,5 +1,5 @@
 /*	$NetBSD: mem.c,v 1.31 1996/05/03 19:42:19 christos Exp $	*/
-/*	$OpenBSD: mem.c,v 1.8 1998/07/09 18:22:13 deraadt Exp $ */
+/*	$OpenBSD: mem.c,v 1.9 1998/08/31 17:42:30 millert Exp $ */
 /*
  * Copyright (c) 1988 University of Utah.
  * Copyright (c) 1982, 1986, 1990, 1993
@@ -78,6 +78,11 @@ mmopen(dev, flag, mode, p)
 {
 
 	switch (minor(dev)) {
+	case 0:
+	case 1:
+	case 2:
+	case 12:
+		break;
 #ifdef COMPAT_10
 	/* This is done by i386_iopl(3) now. */
 	case 14:
@@ -100,7 +105,7 @@ mmopen(dev, flag, mode, p)
 		break;
 #endif
 	default:
-		break;
+		return (ENXIO);
 	}
 	return (0);
 }
diff --git a/sys/arch/kbus/kbus/mem.c b/sys/arch/kbus/kbus/mem.c
index 793daea4889..eaf8b44c862 100644
--- a/sys/arch/kbus/kbus/mem.c
+++ b/sys/arch/kbus/kbus/mem.c
@@ -68,7 +68,16 @@ mmopen(dev, flag, mode, p)
 	struct proc *p;
 {
 
-	return (0);
+	switch (minor(dev)) {
+		case 0:
+		case 1:
+		case 2:
+		case 11:
+		case 12:
+			return (0);
+		default:
+			return (ENXIO);
+	}
 }
 
 /*ARGSUSED*/
diff --git a/sys/arch/mac68k/mac68k/mem.c b/sys/arch/mac68k/mac68k/mem.c
index f9dd4160bbd..8723e20240a 100644
--- a/sys/arch/mac68k/mac68k/mem.c
+++ b/sys/arch/mac68k/mac68k/mem.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: mem.c,v 1.4 1997/02/10 12:01:47 downsj Exp $	*/
+/*	$OpenBSD: mem.c,v 1.5 1998/08/31 17:42:32 millert Exp $	*/
 /*	$NetBSD: mem.c,v 1.11 1996/05/05 06:18:41 briggs Exp $	*/
 
 /*
@@ -71,7 +71,15 @@ mmopen(dev, flag, mode, p)
 	struct proc *p;
 {
 
-	return (0);
+	switch (minor(dev)) {
+		case 0:
+		case 1:
+		case 2:
+		case 12:
+			return (0);
+		default:
+			return (ENXIO);
+	}
 }
 
 /*ARGSUSED*/
diff --git a/sys/arch/mips/mips/mem.c b/sys/arch/mips/mips/mem.c
index 68b8fa1d6a7..b8172a9ad8c 100644
--- a/sys/arch/mips/mips/mem.c
+++ b/sys/arch/mips/mips/mem.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: mem.c,v 1.1 1998/01/28 12:12:08 pefo Exp $	*/
+/*	$OpenBSD: mem.c,v 1.2 1998/08/31 17:42:34 millert Exp $	*/
 /*	$NetBSD: mem.c,v 1.6 1995/04/10 11:55:03 mycroft Exp $	*/
 
 /*
@@ -74,7 +74,16 @@ mmopen(dev, flag, mode)
 	dev_t dev;
 	int flag, mode;
 {
-	return (0);
+
+	switch (minor(dev)) {
+		case 0:
+		case 1:
+		case 2:
+		case 12:
+			return (0);
+		default:
+			return (ENXIO);
+	}
 }
 
 /*ARGSUSED*/
diff --git a/sys/arch/mvme68k/mvme68k/mem.c b/sys/arch/mvme68k/mvme68k/mem.c
index 49c9b1c49f8..c078c29e414 100644
--- a/sys/arch/mvme68k/mvme68k/mem.c
+++ b/sys/arch/mvme68k/mvme68k/mem.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: mem.c,v 1.5 1997/02/10 11:39:26 downsj Exp $ */
+/*	$OpenBSD: mem.c,v 1.6 1998/08/31 17:42:35 millert Exp $ */
 
 /*
  * Copyright (c) 1995 Theo de Raadt
@@ -94,7 +94,15 @@ mmopen(dev, flag, mode)
 	int flag, mode;
 {
 
-	return (0);
+	switch (minor(dev)) {
+		case 0:
+		case 1:
+		case 2:
+		case 12:
+			return (0);
+		default:
+			return (ENXIO);
+	}
 }
 
 /*ARGSUSED*/
diff --git a/sys/arch/mvme88k/mvme88k/mem.c b/sys/arch/mvme88k/mvme88k/mem.c
index ac0aa635999..e177f2c8bb3 100644
--- a/sys/arch/mvme88k/mvme88k/mem.c
+++ b/sys/arch/mvme88k/mvme88k/mem.c
@@ -64,7 +64,15 @@ mmopen(dev, flag, mode)
 	int flag, mode;
 {
 
-	return (0);
+	switch (minor(dev)) {
+		case 0:
+		case 1:
+		case 2:
+		case 12:
+			return (0);
+		default:
+			return (ENXIO);
+	}
 }
 
 /*ARGSUSED*/
diff --git a/sys/arch/pmax/pmax/mem.c b/sys/arch/pmax/pmax/mem.c
index b228ee4c8eb..2a5e2e6c89f 100644
--- a/sys/arch/pmax/pmax/mem.c
+++ b/sys/arch/pmax/pmax/mem.c
@@ -68,7 +68,15 @@ mmopen(dev, flag, mode, p)
         struct proc *p;
 {
 
-	return (0);
+	switch (minor(dev)) {
+		case 0:
+		case 1:
+		case 2:
+		case 12:
+			return (0);
+		default:
+			return (ENXIO);
+	}
 }
 
 /*ARGSUSED*/
diff --git a/sys/arch/powerpc/powerpc/mem.c b/sys/arch/powerpc/powerpc/mem.c
index 5633cc2cd48..e712f96c629 100644
--- a/sys/arch/powerpc/powerpc/mem.c
+++ b/sys/arch/powerpc/powerpc/mem.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: mem.c,v 1.2 1996/12/28 06:22:07 rahnds Exp $	*/
+/*	$OpenBSD: mem.c,v 1.3 1998/08/31 17:42:39 millert Exp $	*/
 /*	$NetBSD: mem.c,v 1.1 1996/09/30 16:34:50 ws Exp $ */
 
 /*
@@ -60,7 +60,16 @@ mmopen(dev, flag, mode)
 	dev_t dev;
 	int flag, mode;
 {
-	return 0;
+
+	switch (minor(dev)) {
+		case 0:
+		case 1:
+		case 2:
+		case 12:
+			return (0);
+		default:
+			return (ENXIO);
+	}
 }
 
 /*ARGSUSED*/
diff --git a/sys/arch/sparc/sparc/mem.c b/sys/arch/sparc/sparc/mem.c
index cd594c505a2..db56d9725cc 100644
--- a/sys/arch/sparc/sparc/mem.c
+++ b/sys/arch/sparc/sparc/mem.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: mem.c,v 1.3 1997/08/08 08:27:31 downsj Exp $	*/
+/*	$OpenBSD: mem.c,v 1.4 1998/08/31 17:42:41 millert Exp $	*/
 /*	$NetBSD: mem.c,v 1.13 1996/03/30 21:12:16 christos Exp $ */
 
 /*
@@ -71,7 +71,16 @@ mmopen(dev, flag, mode, p)
 	struct proc *p;
 {
 
-	return (0);
+	switch (minor(dev)) {
+		case 0:
+		case 1:
+		case 2:
+		case 11:
+		case 12:
+			return (0);
+		default:
+			return (ENXIO);
+	}
 }
 
 /*ARGSUSED*/
diff --git a/sys/arch/sun3/sun3/mem.c b/sys/arch/sun3/sun3/mem.c
index a8924da66b1..0fcec58ac60 100644
--- a/sys/arch/sun3/sun3/mem.c
+++ b/sys/arch/sun3/sun3/mem.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: mem.c,v 1.6 1997/02/10 11:53:11 downsj Exp $	*/
+/*	$OpenBSD: mem.c,v 1.7 1998/08/31 17:42:42 millert Exp $	*/
 /*	$NetBSD: mem.c,v 1.19 1995/08/08 21:09:01 gwr Exp $	*/
 
 /*
@@ -78,7 +78,23 @@ mmopen(dev, flag, mode, p)
 	struct proc *p;
 {
 
-	return (0);
+	switch (minor(dev)) {
+		case 0:
+		case 1:
+		case 2:
+		case 5:
+		case 6:
+		case 7:
+		case 8:
+		case 9:
+		case 10:
+		case 11:
+		case 12:
+		case 13:
+			return (0);
+		default:
+			return (ENXIO);
+	}
 }
 
 /*ARGSUSED*/
diff --git a/sys/arch/vax/vax/mem.c b/sys/arch/vax/vax/mem.c
index 644c7285eff..43b85dd0290 100644
--- a/sys/arch/vax/vax/mem.c
+++ b/sys/arch/vax/vax/mem.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: mem.c,v 1.4 1997/05/29 00:05:23 niklas Exp $	*/
+/*	$OpenBSD: mem.c,v 1.5 1998/08/31 17:42:44 millert Exp $	*/
 /*	$NetBSD: mem.c,v 1.9 1996/04/08 18:32:48 ragge Exp $	*/
 
 /*
@@ -74,7 +74,15 @@ mmopen(dev, flag, mode)
 	int flag, mode;
 {
 
-	return (0);
+	switch (minor(dev)) {
+		case 0:
+		case 1:
+		case 2:
+		case 12:
+			return (0);
+		default:
+			return (ENXIO);
+	}
 }
 
 /*ARGSUSED*/
diff --git a/sys/arch/wgrisc/wgrisc/mem.c b/sys/arch/wgrisc/wgrisc/mem.c
index 557bf234431..14d139939b6 100644
--- a/sys/arch/wgrisc/wgrisc/mem.c
+++ b/sys/arch/wgrisc/wgrisc/mem.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: mem.c,v 1.2 1997/02/16 22:31:28 pefo Exp $	*/
+/*	$OpenBSD: mem.c,v 1.3 1998/08/31 17:42:45 millert Exp $	*/
 /*	$NetBSD: mem.c,v 1.6 1995/04/10 11:55:03 mycroft Exp $	*/
 
 /*
@@ -67,7 +67,16 @@ mmopen(dev, flag, mode)
 	int flag, mode;
 {
 
-	return (0);
+	switch (minor(dev)) {
+		case 0:
+		case 1:
+		case 2:
+		case 3:
+		case 12:
+			return (0);
+		default:
+			return (ENXIO);
+	}
 }
 
 /*ARGSUSED*/