From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Ben Collins <ben.c@servergy.com>
Cc: Scott Wood <scottwood@freescale.com>, linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH] PPC: PCI: Fix pcibios_io_space_offset() so it works for 32-bit ptr/64-bit rsrcs
Date: Thu, 07 Jun 2012 19:30:28 +1000 [thread overview]
Message-ID: <1339061428.24838.24.camel@pasglop> (raw)
In-Reply-To: <16AB27C3-8709-4A7C-AFFE-42A0B658AC1D@servergy.com>
On Wed, 2012-06-06 at 19:35 -0400, Ben Collins wrote:
>
> pci_bus 0000:00: root bus resource [io 0xffbed000-0xffbfcfff] (bus
> address [0x100000000-0x10000ffff])
>
> Without the fix that I sent, it ends up looking like:
>
> pci_bus 0000:00: root bus resource [io 0xffbed000-0xffbfcfff] (bus
> address [0x0000-0xffff])
>
> And that's when some devices fail to be assigned valid bar 0's and the
> kernel complains because of it.
Note that oddly, the second range of bus addresses looks -more- correct
than the first one...
Cheers,
Ben.
next prev parent reply other threads:[~2012-06-07 9:30 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-06 3:50 [PATCH] PPC: PCI: Fix pcibios_io_space_offset() so it works for 32-bit ptr/64-bit rsrcs Ben Collins
2012-06-06 5:15 ` Benjamin Herrenschmidt
2012-06-18 15:23 ` Bjorn Helgaas
2012-06-18 20:39 ` Benjamin Herrenschmidt
2012-06-18 21:04 ` Ben Collins
2012-06-18 22:45 ` Benjamin Herrenschmidt
2012-06-21 0:20 ` Bjorn Helgaas
2012-06-06 21:15 ` Scott Wood
2012-06-06 22:21 ` Benjamin Herrenschmidt
2012-06-07 0:37 ` Scott Wood
2012-06-06 23:35 ` Ben Collins
2012-06-07 9:30 ` Benjamin Herrenschmidt [this message]
2012-06-07 15:38 ` Ben Collins
2012-06-07 21:32 ` Benjamin Herrenschmidt
2012-06-08 18:38 ` Ben Collins
2012-06-08 22:48 ` Benjamin Herrenschmidt
2012-06-21 2:46 ` Benjamin Herrenschmidt
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