[SOLVED] Re: 2.6.13-rc2 hangs at boot

[Tero Roponen]

On Fri, 8 Jul 2005, Ivan Kokshaysky wrote:

Thanks! Vanilla 2.6.13-rc2 with below patch applied
works perfectly!

-
Tero Roponen


> On Thu, Jul 07, 2005 at 05:13:49PM +0300, Tero Roponen wrote:
> > I applied your original patch (the no-op one) and the
> > end=0 patch. With those applied I could boot into login
> > prompt.
>
> Puzzling. None of these patches should affect your setup.
> And you still have DMA timeouts...
>
> > Attached are lspci -vv and dmesg outputs from
> > 2.6.12 and 2.6.13-rc2 kernels.
>
> The only difference is that under 2.6.13-rc2 the cardbus ranges
> are a lot bigger. With the patch here your PCI setup should be
> identical to 2.6.12. I don't think this fixes DMA problem,
> but just to be sure...
>
> Ivan.
>
> --- 2.6.13-rc2/drivers/pci/setup-bus.c	Thu Jul  7 01:32:43 2005
> +++ linux/drivers/pci/setup-bus.c	Fri Jul  8 10:25:20 2005
> @@ -40,8 +40,8 @@
>   * FIXME: IO should be max 256 bytes.  However, since we may
>   * have a P2P bridge below a cardbus bridge, we need 4K.
>   */
> -#define CARDBUS_IO_SIZE		(4096)
> -#define CARDBUS_MEM_SIZE	(32*1024*1024)
> +#define CARDBUS_IO_SIZE		(256)
> +#define CARDBUS_MEM_SIZE	(4*1024*1024)
>
>  static void __devinit
>  pbus_assign_resources_sorted(struct pci_bus *bus)
>
-
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