LPAE boot failed after commit 7fb00c2fca4b6: "ARM: 8114/1: LPAE: load upper bits of early TTBR0/TTBR1"
Catalin Marinas
catalin.marinas at arm.com
Thu Sep 4 08:52:13 PDT 2014
On Wed, Sep 03, 2014 at 11:08:31AM +0100, Jingchang Lu wrote:
> Our one ARMv7 Cortex-A7 based dual core SoC with LPAE support could not boot since next-20140811 on the linux-next tree,
> I notice that there is a commit 7fb00c2fca4b6c58be521…, “ARM: 8114/1: LPAE: load upper bits of early TTBR0/TTBR1”.
> Revert that commit the SoC boots successfully, do you have any suggestion on this, thanks.
>
> related SoC hardware and kernel configurations are:
> DRAM PHYS address: 0x80000000
> CONFIG_VMSPLIT_2G
> CONFIG_PAGE_OFFSET=0x80000000
> CONFIG_ARM_LPAE
Does this patch fixes the problem:
http://www.arm.linux.org.uk/developer/patches/viewpatch.php?id=8132/1
--
Catalin
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