Re: [Yaffs] yaffsVersion meaning

Top Page
Attachments:
Message as email
+ (text/plain)
Delete this message
Reply to this message
Author: James Kehl
Date:  
To: ian
CC: yaffs
Subject: Re: [Yaffs] yaffsVersion meaning
> The yaffsVersion variable, displayed as isYaffs2 in /proc/yaffs,
> shows which yaffs methods are being used. So called Yaffs1
> methods are used when the underlying device is a small-page
> (512) NAND chip. Yaffs2 methods are used when the underlying
> device is large-page (2k). Yaffs operates differently on these
> two types of NAND.
>
> The "yaffs2" codebase at cvs.aleph1.co.uk:/home/aleph1/cvs
> supports both page sizes, both sets of methods. When it runs
> with a small-page device, it runs much like the original "yaffs"
> codebase.
>


I thought Yaffs2 used a completely different format, one that avoided
writing pages multiple times (i.e. no 'deleted' bit)? Or is this only
used for large page devices?

James