Date: Mon, 28 Jul 2003 19:36:33 -0700
From: Andrew Morton <akpm@osdl.org>
To: Shawn <core@enodev.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: 2.6.0-test2-mm1: Can't mount root
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Shawn <core@enodev.com> wrote:
>
> OK, mucho more info (no wonder root=/dev/hde5 no worky):
>         VP_IDE: (ide_setup_pci_device:) Could not enable device
> 
> Found out my on board via pci ide was not getting initialized under
> -test2-mm1, so I went looking for driver/ide/pci/via82cxxx in the diffs.
> I found this in the -test2 diff:
> -                                    (((u >> i) & 7) < 8))) {
> +                                    (((u >> i) & 7) < 6))) {
> ...and reversing it did not change anything.
> 
> The only other diff I could think might matter to 
> drivers/ide/setup-pci.c
> -static unsigned long __init ide_get_or_set_dma_base (ide_hwif_t *hwif)
> +static unsigned long ide_get_or_set_dma_base (ide_hwif_t *hwif)
> ...which does not look like it should kill my via ide...
> 

OK, looks like breakage at the PCI level: pci_enable_device_bars() is
failing; something below pcibios_enable_device().

What was the most recent kernel which works?
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