Port-hpcarm archive

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Old Index]

Re: Fast CF memory cards worth while?

On Tue, Apr 22, 2008 at 23:20:46 +0200, Hauke Fath wrote:

> I noticed that besides the normal CF memory cards which seem to give you
> 2..4 MBytes/sec transfer rates, there are cards out there which promise ten
> times the transfer rate for ten times the price.
> Is the expense worth while, i.e. can a Jornada 7xx class machine actually
> make use of that bandwidth?

I think those fast CFs just support (U)DMA and I doubt Jornada's CF
slot can handle that (I've bought one of those for my Soekris net4801
upgrade and I had to disable DMA for it in the kernel config so that
it doesn't try to use it before eventually giving up and falling back
to PIO).

SY, Uwe
uwe%stderr.spb.ru@localhost                       |       Zu Grunde kommen
http://snark.ptc.spbu.ru/~uwe/          |       Ist zu Grunde gehen

Home | Main Index | Thread Index | Old Index