From: Grant Grundler <grundler@parisc-linux.org>
To: Marc Zyngier <maz@misterjones.org>
Cc: parisc-linux@lists.parisc-linux.org
Subject: Re: [parisc-linux] B2000 PCI resource problem
Date: Sun, 9 Apr 2006 20:34:56 -0600 [thread overview]
Message-ID: <20060410023456.GA25141@colo.lackof.org> (raw)
In-Reply-To: <wrp7j62jz7e.fsf@wild-wind.fr.eu.org>
On Thu, Apr 06, 2006 at 09:12:05PM +0200, Marc Zyngier wrote:
> People,
>
> I recently added a Sun dual gigabit, dual scsi PCI card to one of my
> B2000s. This board contains 2 cassini chips, and a 53c896, all sitting
> behind an Intel (well, Digital) 21154 PCI bridge.
>
> The system works fine, but I'm seeing the following problems:
>
> Whel probing the SCSI part of the board, the kernel spits the
> following:
>
> PCI: resource not parented! [2000-2fff]
> PCI: resource not parented! [fb000000-fb5fffff]
Which kernel version?
> 00002000-00002fff : PCI Bus #02
> [... ad nauseam].
This is definitely a bug.
> 0000:01:02.0 PCI bridge: Intel Corporation 21154 PCI-to-PCI Bridge (prog-if 00 [Normal decode])
...
> I/O behind bridge: 00002000-00002fff
> Memory behind bridge: fb000000-fb5fffff
Looks like PCI bridge support isn't parenting the allocation
of these resources correctly.
> 0000:02:00.0 Ethernet controller: National Semiconductor Corporation DP83065 [Saturn] 10/100/1000 Ethernet Controller (rev 30)
...
> Region 0: Memory at fb200000 (32-bit, non-prefetchable) [size=2M]
Wow! 2M? That's a fair chunk of space for a NIC.
Any special about that RAM or what it's used for?
(Just curious)
> 0000:02:02.0 SCSI storage controller: LSI Logic / Symbios Logic 53C896/897 (rev 07)
...
> Region 0: I/O ports at 12100 [size=256]
> Region 1: Memory at fb405000 (64-bit, non-prefetchable) [size=1K]
> Region 3: Memory at fb402000 (64-bit, non-prefetchable) [size=8K]
Is CONFIG_SCSI_SYM53C8XX_MMIO enabled in your kernel?
(again just curious)
thanks,
grant
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next prev parent reply other threads:[~2006-04-10 2:34 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-04-06 19:12 [parisc-linux] B2000 PCI resource problem Marc Zyngier
2006-04-10 2:34 ` Grant Grundler [this message]
2006-04-10 7:57 ` Marc Zyngier
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