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-rw-r--r--sys/arch/arc/dev/fd.c7
-rw-r--r--sys/arch/sparc/dev/fd.c7
-rw-r--r--sys/dev/isa/fdreg.h7
3 files changed, 12 insertions, 9 deletions
diff --git a/sys/arch/arc/dev/fd.c b/sys/arch/arc/dev/fd.c
index fc5d4443775..e0f69b60166 100644
--- a/sys/arch/arc/dev/fd.c
+++ b/sys/arch/arc/dev/fd.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: fd.c,v 1.2 1996/08/26 11:12:00 pefo Exp $ */
+/* $OpenBSD: fd.c,v 1.3 1996/11/06 01:34:00 deraadt Exp $ */
/* $NetBSD: fd.c,v 1.78 1995/07/04 07:23:09 mycroft Exp $ */
/*-
@@ -63,8 +63,9 @@
#include <arc/dev/dma.h>
-#define FDUNIT(dev) (minor(dev) / 8)
-#define FDTYPE(dev) (minor(dev) % 8)
+#define FDUNIT(dev) ((dev & 0x080) >> 7)
+#define FDTYPE(dev) ((minor(dev) & 0x70) >> 4)
+#define FDPART(dev) (minor(dev) & 0x0f)
#define b_cylin b_resid
diff --git a/sys/arch/sparc/dev/fd.c b/sys/arch/sparc/dev/fd.c
index 75ffee33adc..2af99ae3fbc 100644
--- a/sys/arch/sparc/dev/fd.c
+++ b/sys/arch/sparc/dev/fd.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: fd.c,v 1.9 1996/08/11 23:11:35 downsj Exp $ */
+/* $OpenBSD: fd.c,v 1.10 1996/11/06 01:33:58 deraadt Exp $ */
/* $NetBSD: fd.c,v 1.33.4.1 1996/06/12 20:52:25 pk Exp $ */
/*-
@@ -68,8 +68,9 @@
#include <sparc/dev/fdreg.h>
#include <sparc/dev/fdvar.h>
-#define FDUNIT(dev) (minor(dev) / 8)
-#define FDTYPE(dev) (minor(dev) % 8)
+#define FDUNIT(dev) ((dev & 0x180) >> 7)
+#define FDTYPE(dev) ((minor(dev) & 0x70) >> 4)
+#define FDPART(dev) (minor(dev) & 0x0f)
#define b_cylin b_resid
diff --git a/sys/dev/isa/fdreg.h b/sys/dev/isa/fdreg.h
index d67d33fd9c3..8a8eca8be1b 100644
--- a/sys/dev/isa/fdreg.h
+++ b/sys/dev/isa/fdreg.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: fdreg.h,v 1.6 1996/10/26 06:22:38 downsj Exp $ */
+/* $OpenBSD: fdreg.h,v 1.7 1996/11/06 01:33:53 deraadt Exp $ */
/* $NetBSD: fdreg.h,v 1.8 1995/06/28 04:30:57 cgd Exp $ */
/*-
@@ -66,5 +66,6 @@
#define FDC_NPORT 8
#define FDC_MAXIOSIZE NBPG /* XXX should be MAXBSIZE */
-#define FDUNIT(dev) (minor(dev) / 16)
-#define FDTYPE(dev) (minor(dev) % 16)
+#define FDUNIT(dev) ((dev & 0x180) >> 7)
+#define FDTYPE(dev) ((minor(dev) & 0x70) >> 4)
+#define FDPART(dev) (minor(dev) & 0x0f)