svn commit: r233091 - in projects/nand: sbin/fdisk sys/sys

[Grzegorz Bernacki]

Author: gber
Date: Sat Mar 17 17:10:14 2012
New Revision: 233091
URL: http://svn.freebsd.org/changeset/base/233091

Log:
  Add ioctl and structures for accessing nand disk devices.
  
  Obtained from: Semihalf
  Supported by:  FreeBSD Foundation, Juniper Networks

Modified:
  projects/nand/sbin/fdisk/fdisk.c
  projects/nand/sys/sys/disk.h

Modified: projects/nand/sbin/fdisk/fdisk.c
==============================================================================
--- projects/nand/sbin/fdisk/fdisk.c	Sat Mar 17 16:40:15 2012	(r233090)
+++ projects/nand/sbin/fdisk/fdisk.c	Sat Mar 17 17:10:14 2012	(r233091)
@@ -27,11 +27,11 @@
 #include <sys/cdefs.h>
 __FBSDID("$FreeBSD$");
 
+#include <sys/param.h>
 #include <sys/disk.h>
 #include <sys/disklabel.h>
 #include <sys/diskmbr.h>
 #include <sys/endian.h>
-#include <sys/param.h>
 #include <sys/stat.h>
 #include <sys/mount.h>
 #include <ctype.h>

Modified: projects/nand/sys/sys/disk.h
==============================================================================
--- projects/nand/sys/sys/disk.h	Sat Mar 17 16:40:15 2012	(r233090)
+++ projects/nand/sys/sys/disk.h	Sat Mar 17 17:10:14 2012	(r233091)
@@ -116,6 +116,32 @@ void disk_err(struct bio *bp, const char
 	 * This should be a multiple of the sector size.
 	 */
 
+#define DIOCNOOBSIZE	_IOR('d', 141, u_int)	/* Get oob size */
+	/*-
+	 * Get the OOB area size of NAND flash device.
+	 */
+
+#define DIOCNBLKSIZE	_IOR('d', 142, u_int)	/* Get block size */
+	/* -
+	 * Get the block size of NAND flash device.
+	 */
+
+struct nand_oob_request {
+	off_t		offset;		/* offset in bytes, page-aligned */
+	off_t		length;		/* length */
+	void *		ubuf;		/* buffer supplied by user */
+};
+
+#define	DIOCNREADOOB	_IOW('d', 143, struct nand_oob_request)	/* Read OOB area */
+	/*-
+	 * Read page OOB area from NAND flash device.
+	 */
+
+#define	DIOCNWRITEOOB	_IOW('d', 144, struct nand_oob_request)	/* Write OOB area */
+	/*-
+	 * Write page OOB area to NAND flash device.
+	 */
+
 #define	DIOCGPHYSPATH _IOR('d', 141, char[MAXPATHLEN])
 	/*
 	 * Get a string defining the physical path for a given provider.