From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Ondrej Zary <linux@rainbow-software.org>
Cc: ingmar@gonzo.schwaben.de,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: HP C2502 SCSI card (NCR 53C400A based) not working
Date: Sun, 31 Oct 2004 15:23:03 +0000 [thread overview]
Message-ID: <1099236179.16385.16.camel@localhost.localdomain> (raw)
In-Reply-To: <4184D8EB.6000306@rainbow-software.org>
On Sul, 2004-10-31 at 12:22, Ondrej Zary wrote:
> Hello,
> I have an old ISA SCSI card that came with HP ScanJet IIP scanner. It's
> HP C2502 card based on NCR 53C400A chip. I was unable to get it working
> with g_NCR5380 driver so I tried loading the official MINI400I.SYS
> driver in DOSemu. I was surprised that the values sent to the ports are
> not the same as in the g_NCR5380 driver.
It should work in 2.4 providing you use the loading options for
ncr53c400a and set a port and no IRQ (read mine did). What options are
you trying ?
> According to this, I think that my card has the 53C400A chip registers
> mapped to different addresses (offsets) but I'm unable to determine what
> the mapping is. I was also unable to find the 53C400A datasheet which
> might help a bit.
The 53c400a can be programming to an address by software - either by
magic sequences or I believe according to pin strapping by ISAPnP.
Its been a long time since I touched such junk however and if you want
to do anything useful with your computer while scanning (like waving the
mouse point around) get something else!
next prev parent reply other threads:[~2004-10-31 16:26 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-10-31 12:22 HP C2502 SCSI card (NCR 53C400A based) not working Ondrej Zary
2004-10-31 15:23 ` Alan Cox [this message]
2004-10-31 17:13 ` Ondrej Zary
2004-10-31 17:29 ` Alan Cox
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