>From the source:
>Hi Clark,
>
>Yes all of our flash products does have wear-leveling. We haven't had too much
>>experience using jffs2 but ext3 should suffice.
>
>Thank You for choosing Patriot Memory!
>
>Regards,
>Support
--- In "Clark" <> wrote:
>
> This has been a good discussion, thanks!
>
> I tried to follow up on the ext3 page and discussion (thanks for that link).
> We use Patriot 2GB cards, specifically PSF2G40SD. I found the SDA 1.1
> specification here,
> (www.sandisk.com/Assets/File/OEM/Manuals/SD_SDIO_specsv1.pdf) but it is a
> moot on the subject of wear-leveling as is the Patriot website, apparently.
> So what the heck, I filed a Tech Support question with them about this. They
> say I'll hear back in 48 hrs.
>
> CHEERS
>
> --- In "r_bergo" <roberto.bergo@> wrote:
> >
> > ERRATA CORRIGE:
> >
> > This is the correct link to SD-kernel-2.6.tar.gz
> > <http://www.progettopolifemo.com/repos/TS/SD-kernel-2.6.tar.gz>
> >
> > --- In "r_bergo" <roberto.bergo@> wrote:
> > >
> > > Hello Dan !
> > >
> > > I uploaded the kernel 2.6 on my website. It is tested on TS7260 + SD
> > > card socket
> > >
> > > You should download flash-kernel-2.6.tar
> > > <http://www.progettopolifemo.com/repos/TS/flash-kernel-2.6.tar> and
> > > untar file on your linux workstation.
> > > Edit autoflash.sh to change the IPADDR you want to assign to TS board,
> > > set the SERVADDR to your webserver and set the IMGNAME to the full web
> > > path of zImage-34
> > > Execute autoflash.sh and follow instructions there.
> > >
> > > Briefly, the script starts minicom and wait for character "+" from TS
> > > board. Then it send ^C to break the start procedure and start system
> > > upgrading.
> > >
> > > If you want to do manually these are the commands sent by the
> > > autoflash.sh:
> > > fis delete vmlinux
> > > ip_address -l 192.168.1.50
> > > load -m http -r -b 0x00218000 -h 192.168.1.11 /polifemo/zImage-34
> > > fis create -b 0x00218000 -l 0x001758bf vmlinux
> > > fconfig
> > > >> fis load vmlinux
> > > >> exec -c "console=ttyAM1,115200 root=/dev/tssda1 quiet ro"
> > > >>
> > > y
> > > y
> > > y
> > > y
> > > y
> > > y
> > > y
> > > y
> > > y
> > > y
> > > Adjust commands as you need.
> > >
> > > After that you have to prepare an SD card.
> > > Download and untar SD-kernel-2.6.tar.gz
> > > <http://www.progettopolifemo.com/repos/TS/flash-kernel-2.6.tar> on
> > > your linux workstation
> > > Edit flash.sh to change SD card device name.
> > > Install partimage and run flash.sh
> > > It create 4 partition on SD card as I described yesterday.
> > >
> > > Good luck
> > > Roberto
> > >
> > > --- In "parkranger_dan" dkeller76@ wrote:
> > > >
> > > > You guys have been very helpful. Thank you very much for your time.
> > > >
> > > > After a bit more research, I have made the decision to exchange the
> > > venerable TS-7200, and buy the TS-7553 with case and a few MicroSD
> > > cards. This actually solves quite a few of our problems all in one
> > > fell-swoop. It has the 2.6 kernel installed already (running Debian
> > > Lenny), more RAM, and comes without all the fluff (expansion options)
> > we
> > > don't really need. Oddly enough, it's also marginally cheaper. I'm
> > > sure I'll be back here in the weeks to come for more advice, and with
> > a
> > > bit more experience maybe I'll too have some pointers for the masses.
> > > >
> > > > Again, what a great platform this is! :O)
> > > >
> > > > Dan
> > > >
> > > >
> > > > --- In "g_martino" pierinox666@ wrote:
> > > > >
> > > > >
> > > > >
> > > > > Hi all,
> > > > > I helped Roberto to prepare the board with Debian Etch + kernel
> > > 2.6.34.
> > > > > He asked me to take part in this thread to explain how we did it.
> > > > >
> > > > > But - before downloading the packages - some warnings.
> > > > > We know, Etch is old. In fact, it is the old-stable, no more
> > support
> > > from upstream. You get all packages from the archive.
> > > > > In the future we should be able to get a working Debian squeeze,
> > but
> > > for now i strongly encourage to NOT upgrade.
> > > > > After Debian Etch, the arm architecture was deprecated in favour
> > of
> > > armel, which uses only EABI, no more OABI.
> > > > > You can't use TS precompiled kernel / modules with Debian Lenny
> > and
> > > later because they are OABI.
> > > > > If you want to try to get a Lenny, Squeeze or Sid you should
> > > bootstrap one from scratch.
> > > > >
> > > > > Now I try to answer to your questions:
> > > > > 1- why ext3?
> > > > > Well, we started first with ext2, and it was good, but every time
> > we
> > > rebooted... fsck!
> > > > > So we started searching some SD-friendly fs, we were interested in
> > > yaffs, jffs, jffs2... but i found this article:
> > > > > http://wiki.openmoko.org/wiki/FileSystem_microSD_cards
> > > > > We decided at last to stick with ext3 and mount everything ro (if
> > > possible) and put in tmpfs /tmp/, /var/tmp and likewise.
> > > > > Pay attention to NOT mount /etc read-only, or on another mount
> > > point. Bad things will happen (/etc/mtab, for example).
> > > > >
> > > > > 2-making ramdisks
> > > > > With 2.6 kernel you can use the powerful feature of tmpfs.
> > > > > While a ramdisk will eat all memory you give him, tmpfs use just
> > the
> > > space needed by his content.
> > > > > You can try it with this simple command:
> > > > > mount -t tmpfs /mnt -o SIZE=50M
> > > > > This will mount /mnt with 50MB of free space.
> > > > > NOTE: tmpfs will use swap space, if there isn't enough ram.
> > > > >
> > > > > 3- flashing kernel
> > > > > I found some references across the web, anyway i wrote a
> > > mass-flashing script, very useful if you have a lot of boards. It
> > needs
> > > only minicom and a webserver.
> > > > > Roberto, can you put it online?
> > > > >
> > > > > If you prefer to get your hands dirty, i can try to merge all our
> > > notes about installing Debian and configuring the kernel in my spare
> > > time.
> > > > >
> > > > > Sorry for my bad english.
> > > > >
> > > >
> > >
> >
>
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