Date: Thu, 18 Feb 2010 12:16:36 +0200 From: Alexandr Rybalko <ray@dlink.ua> To: "M. Warner Losh" <imp@bsdimp.com> Cc: freebsd-embedded@FreeBSD.org, jhb@FreeBSD.org Subject: Re: GEOM_MTD Message-ID: <20100218121636.94e9de74.ray@dlink.ua> In-Reply-To: <20100217.141122.519459540486724915.imp@bsdimp.com> References: <20100211180234.6015b7c6.ray@dlink.ua> <201002171359.27822.jhb@freebsd.org> <20100217.141122.519459540486724915.imp@bsdimp.com>
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On Wed, 17 Feb 2010 14:11:22 -0700 (MST)
"M. Warner Losh" <imp@bsdimp.com> wrote:
>> In message: <201002171359.27822.jhb@freebsd.org>
>> John Baldwin <jhb@FreeBSD.org> writes:
>> : On Thursday 11 February 2010 11:02:34 am Alexandr Rybalko wrote:
>> : > Hi,
>> : >
>> : > in attachment GEOM module to support MTD partitioning.
>> : > All systems in which I have seen support MTD partitions do it via values in
>> : source code.
>> : > For more convenient change the partitions, I use hints.
>> : >
>> : > Example hints file also in attachment.
>> : > In this example one of partitions (0x00040000-0x003e0000) split by keyword
>> : '--PaCkImGs--' into two partitions ("kernel" and
>> : > "roots")
>> : > Others think things will be clear from the file itself.
>> :
>> : Hmm, it appears that the attachment was stripped. Perhaps you could post the
>> : code to a public URL? Also, I would suggest that using
>> :
>> : hint.mtd.X.start="search"
>> :
>> : might be more intuitive than
>> :
>> : hint.mtd.X.search="start"
>> :
>> : Then each partition always had a 'start' and 'end' value. You could just
>> : reject hints that have 'search' for both the start and end.
>>
>> I'm concerned about how general this will be, mostly because I've seen
>> things in the Linux world either pass in the partitioning, or the
>> partitioning was hard coded in the platform files.
>>
>> Warner
Yeh, I saw a lot of embedded devices, and all boxes describ map of the MTD devices in files under
kernel/drivers/mtd/maps.
--
Alexandr Rybalko <ray@dlink.ua>
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