Thread (1 message) 1 message, 1 author, 2002-08-09

Re: /dev/flash and MTD

From: Wolfgang Denk <hidden>
Date: 2002-08-09 19:33:08

In message [off-list ref] you wrote:
To enable MTD on a board, do we still need /dev/flash? In other words,
No, this is not needed for MTD.  It's  an  alternative  interface  to
access  flash  memory; we mostly keep it for compatibility with older
projects, and because it provides some nice features like allowing to
mmap() the flash (RO).
is there any relationship between /dev/flash and MTD? I found that only
on Denx distribution of 2.4.4 there is such a device '/dev/flash'. Thanks.
These are two independend solutions to the task of  providing  access
to  flash  memory;  MTD is superior when you also need a block device
interface.

Wolfgang Denk

--
Software Engineering:  Embedded and Realtime Systems,  Embedded Linux
Phone: (+49)-8142-4596-87  Fax: (+49)-8142-4596-88  Email: wd@denx.de
When you say "I wrote a program that crashed  Windows",  people  just
stare  at you blankly and say "Hey, I got those with the system, *for
free*".        - Linus Torvalds in [off-list ref]

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