[coreboot] Problems porting H8dmr_fam10 to H8qme-2+
knuku at gap.upv.es
Tue Dec 22 10:25:06 CET 2009
Myles Watson escribió:
> On Mon, Dec 21, 2009 at 9:15 AM, Knut Kujat <knuku at gap.upv.es
> <mailto:knuku at gap.upv.es>> wrote:
> Myles Watson escribió:
>> On Mon, Dec 21, 2009 at 3:27 AM, Knut Kujat <knuku at gap.upv.es
>> <mailto:knuku at gap.upv.es>> wrote:
>> but I haven't changed anything but inserting some printk_spew
>> into "void dev_initialize(void)" to see where exactly jumps
>> the exception out.
>> Did you try increasing the stack size? When you inserted the
>> printk statements, were there any warnings about format strings
>> not matching the number of arguments? Have you tried disabling
>> the siblings yet?
> yes increasing stack size helped with the printks.
> How big did you make it? Try making it bigger until it doesn't make a
> difference any more.
> And yes I tried to disable siblings by adding uses
> CONFIG_LOGICAL_PROCESSORS and default CONFIG_LOGICAL_PROCESSORS=0
> to the Options.lb file but it complains at building time that this
> options is unkown so I uses LOGICAL_CPUS instead (is it the same?)
> without results.
> You found the right one. Sorry I steered you wrong. All the
> processors get initialized even with CONFIG_LOGICAL_CPUS=0? That's
> not good.
> Now I know that the the exception comes up in the corresponding
> init(dev) for the PCI: 00:02.0 device. So I disabled PCI 2.0 in
> the device tree and it just doesn't has any effect even it tells
> me that PCI 2.0 enabled 0 at boot times, it stucks at the same place.
> I don't think the init function is the problem. It's more likely that
> something is going wrong much earlier, and just catches up to you
> there. I would leave the device enabled.
stack_size = 0x4000 and seems to work fine.
Sorry, I didn't explain myself, changing CONFIG_LOGICAL_CPUS to 0 made
the compile process fail in northbridge.c so I had to change it back.
Yes disabling devices didn't make any difference so I leave them enabled.
hmmmm what else could I do??
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