On Tue, 19 Feb 2013 10:22:06 +0100, Alexander Graf <agraf@xxxxxxx> wrote:
> Am 18.02.2013 um 19:38 schrieb Christoffer Dall <cdall@xxxxxxxxxxxxxxx>:
>
>> On Mon, Feb 18, 2013 at 6:49 AM, Riku Voipio <riku.voipio@xxxxxxxxxx>
>> wrote:
>>> Hi,
>>>
>>> I have successfully used kvm with v17 patchset on top of 3.8-rcX on
>>> arndale board. However, I am only able to boot a 3.4 based guest so
>>> far. My attempts to boot a v3.7 or v3.8 based kernel fails at what
>>> appears to be mmci controller init. I've tried with both linaro kernel
>>> and mainline, with same results. Before I try further, does someone
>>> have a known working kernel config for a recent kernel and vexpress
>>> platform, that boots under kvm?
>>
>> Hi Riku,
>>
>> Basically you just need to do a vexpress_defconfig, and then you have
>> to deselect compiling the kernel in Thumb-2 mode (hardware bug)
>
> Is this a hardware bug that only manifests itself in guest kernel space?
Yes, unless you're trying to do MMIO from userspace. Other than that,
guest Thumb2 code should be safe on this hardware.
M.
--
Fast, cheap, reliable. Pick two.
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