From: Jeff Garzik <jgarzik@pobox.com>
To: Markus Lidel <Markus.Lidel@shadowconnect.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Problem with ioremap which returns NULL in 2.6 kernel
Date: Tue, 1 Jun 2004 10:21:22 -0400 [thread overview]
Message-ID: <20040601142122.GA7537@havoc.gtf.org> (raw)
In-Reply-To: <40BC788A.3020103@shadowconnect.com>
On Tue, Jun 01, 2004 at 02:37:30PM +0200, Markus Lidel wrote:
> Hello,
>
> could someone help me with a ioremap problem. If there are two
> controllers plugged in, the ioremap request for the first controller is
> successfull, but the second returns NULL. Here is the output of the driver:
>
> i2o: Checking for PCI I2O controllers...
> i2o: I2O controller on bus 0 at 72.
> i2o: PCI I2O controller at 0xD0000000 size=134217728
> I2O: MTRR workaround for Intel i960 processor
> i2o/iop0: Installed at IRQ17
> i2o: I2O controller on bus 0 at 96.
> i2o: PCI I2O controller at 0xD8000000 size=134217728
> i2o: Unable to map controller.
If "size=xxxx" indicates the size you are remapping, then that's
probably too large an area to be remapping. Try remapping only the
memory area needed, and not the entire area.
Jeff
next prev parent reply other threads:[~2004-06-01 14:22 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-06-01 12:37 Problem with ioremap which returns NULL in 2.6 kernel Markus Lidel
2004-06-01 14:21 ` Jeff Garzik [this message]
2004-06-01 15:21 ` Markus Lidel
2004-06-01 17:08 ` Davide Rossetti
2004-06-02 8:59 ` Markus Lidel
2004-06-01 23:32 ` Jeff Garzik
2004-06-02 8:55 ` Markus Lidel
2004-06-02 13:23 ` Jeff Garzik
2004-06-02 13:49 ` Markus Lidel
2004-06-02 13:46 ` Jeff Garzik
2004-06-02 14:18 ` Markus Lidel
2004-06-02 14:39 ` Richard B. Johnson
2004-06-02 15:26 ` Markus Lidel
2004-06-02 15:45 ` Richard B. Johnson
2004-06-03 2:41 ` Stuart Young
2004-06-03 2:51 ` Jeff Garzik
2004-06-03 8:38 ` Markus Lidel
2004-06-03 11:42 ` Richard B. Johnson
2004-07-16 11:19 ` Richard B. Johnson
2004-06-02 0:09 ` Zwane Mwaikambo
2004-06-02 12:17 ` Markus Lidel
2004-06-04 20:16 ` Zwane Mwaikambo
2004-07-16 17:29 ` Zwane Mwaikambo
2004-07-16 17:30 ` Jeff Garzik
2004-07-17 0:30 ` Markus Lidel
2004-07-17 0:33 ` Markus Lidel
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