2013-08-06 23:02:57 +04:00
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.\" $NetBSD: flash.4,v 1.5 2013/08/06 19:02:57 snj Exp $
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2011-02-26 21:07:13 +03:00
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.\"
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.\" Copyright (c) 2010 Department of Software Engineering,
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.\" University of Szeged, Hungary
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.\" Copyright (c) 2010 Adam Hoka <ahoka@NetBSD.org>
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.\" All rights reserved.
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.\"
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.\" This code is derived from software contributed to The NetBSD Foundation
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.\" by the Department of Software Engineering, University of Szeged, Hungary
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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.\" BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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.\" LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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.\" AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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.\" OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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.\" SUCH DAMAGE.
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.\"
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.Dd January 21, 2010
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.Dt FLASH 4
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.Os
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.Sh NAME
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.Nm flash
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.Nd device-independent flash layer
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.Sh SYNOPSIS
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.In sys/flash.h
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.Sh DESCRIPTION
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The
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.Nm
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driver provides a device-independent interface for using flash memory.
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.Pp
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The following
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.Xr ioctl 2
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operations are supported on
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.Pa /dev/flash :
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.Bl -tag -width indent
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.It Dv FLASH_BLOCK_ISBAD (struct flash_badblock_params)
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This command checks if a block is marked as bad.
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.It Dv FLASH_BLOCK_MARKBAD (struct flash_badblock_params)
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This command marks a block as bad.
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2011-02-27 09:24:27 +03:00
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.It Dv FLASH_DUMP (struct flash_dump_params)
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This command dumps a block.
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.It Dv FLASH_ERASE_BLOCK (struct flash_erase_params)
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This command erases one or more blocks.
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.It Dv FLASH_GET_INFO (struct flash_info_params)
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2013-08-06 23:02:57 +04:00
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This command acquires information about the flash device.
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2011-02-26 21:07:13 +03:00
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.El
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.Sh FILES
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.Bl -tag -width /dev/flash -compact
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.It Pa /dev/flash
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.El
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.Sh SEE ALSO
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2011-02-27 09:24:27 +03:00
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.Xr flash 9 ,
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2011-02-26 21:07:13 +03:00
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.Xr nand 9
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.Sh AUTHORS
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2013-07-21 01:39:55 +04:00
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.An Adam Hoka Aq Mt ahoka@NetBSD.org
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