Import of WGRISC port. (Willowglen R3081 board)

1 files changed, 88 insertions, 0 deletions

diff --git a/sys/arch/wgrisc/include/disklabel.h b/sys/arch/wgrisc/include/disklabel.h
new file mode 100644
index 00000000000..41df7318418
--- /dev/null
+++ b/sys/arch/wgrisc/include/disklabel.h
@@ -0,0 +1,88 @@
+/*	$OpenBSD: disklabel.h,v 1.1 1997/02/06 16:02:42 pefo Exp $	*/
+/*	$NetBSD: disklabel.h,v 1.2 1995/01/18 06:37:55 mellon Exp $	*/
+
+/*
+ * Copyright (c) 1994 Christopher G. Demetriou
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *      This product includes software developed by Christopher G. Demetriou.
+ * 4. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _MACHINE_DISKLABEL_H_
+#define _MACHINE_DISKLABEL_H_
+
+#define	LABELSECTOR	1			/* sector containing label */
+#define	LABELOFFSET	0			/* offset of label in sector */
+#define	MAXPARTITIONS	16			/* number of partitions */
+#define	PARTITIONSHIFT	4			/* log2 */
+#define	PARTITIONMASK	0xf			
+#define	RAW_PART	2			/* raw partition: xx?c */
+
+/* DOS partition table -- used when the system is booted from a dos
+ * partition. This is the case on NT systems.
+ */
+#define	DOSBBSECTOR	0		/* DOS boot block relative sector # */
+#define	DOSPARTOFF	446
+#define	NDOSPART	4
+
+struct dos_partition {
+	unsigned char	dp_flag;	/* bootstrap flags */
+	unsigned char	dp_shd;		/* starting head */
+	unsigned char	dp_ssect;	/* starting sector */
+	unsigned char	dp_scyl;	/* starting cylinder */
+	unsigned char	dp_typ;		/* partition type (see below) */
+	unsigned char	dp_ehd;		/* end head */
+	unsigned char	dp_esect;	/* end sector */
+	unsigned char	dp_ecyl;	/* end cylinder */
+	unsigned long	dp_start;	/* absolute starting sector number */
+	unsigned long	dp_size;	/* partition size in sectors */
+} dos_partitions[NDOSPART];
+
+/* Known DOS partition types. */
+#define DOSPTYP_386BSD	0xa5		/* 386BSD partition type */
+#define DOSPTYP_NETBSD	DOSPTYP_386BSD	/* NetBSD partition type (XXX) */
+#define DOSPTYP_OPENBSD	0xa6		/* OpenBSD partition type */
+#define DOSPTYP_FAT12   0x1
+#define DOSPTYP_FAT16S  0x4
+#define DOSPTYP_FAT16B  0x6
+#define DOSPTYP_FAT16C  0xe
+
+#include <sys/dkbad.h>
+struct cpu_disklabel {
+	struct dos_partition dosparts[NDOSPART];
+	struct dkbad bad;
+};
+
+/* Isolate the relevant bits to get sector and cylinder. */
+#define	DPSECT(s)	((s) & 0x3f)
+#define	DPCYL(c, s)	((c) + (((s) & 0xc0) << 2))
+
+#ifdef _KERNEL
+struct disklabel;
+int	bounds_check_with_label __P((struct buf *, struct disklabel *, int));
+#endif
+
+#endif /* _MACHINE_DISKLABEL_H_ */