On 2019-08-20, Vagrant Cascadian wrote:
> On 2019-08-19, Marek Vasut wrote:
>> On 6/4/19 9:06 AM, Vagrant Cascadian wrote:
>>> On 2019-05-17, Marek Vasut wrote:
>>>> Update Kosagi Novena to DM / DT and remove the warnings.
> ...
>>> I have two oustanding issues... with some files it sometimes fails to
>>> load one or more from SATA:
>>> 
>>> Retrieving file: /boot/initrd.img-5.0.0-trunk-armmp
>>> 20077960 bytes read in 375 ms (51.1 MiB/s)
>>> Retrieving file: /boot/vmlinuz-5.0.0-trunk-armmp
>>> 4215296 bytes read in 40 ms (100.5 MiB/s)
>>> append: root=UUID=9666ab0b-f932-4e2f-95d7-0e96a12a4540 ro quiet
>>> Retrieving file: /usr/lib/linux-image-5.0.0-trunk-armmp/imx6q-novena.dtb
>>> CACHE: Misaligned operation at range [fafb5398, fafb6398]
>>> CACHE: Misaligned operation at range [fafb5398, fafb6398]
>>> ERROR: v7_outer_cache_inval_range - start address is not aligned -
>>> 0xfafb5398
>>> ERROR: v7_outer_cache_inval_range - stop address is not aligned -
>>> 0xfafb6398
>>> invalid extent block
>>> 
>>> It then falls back to one of the other kernels (using the extlinux.conf
>>> parsing) and succeeds. It consistantly gets a cache/alignment error with
>>> this specific file. A bit-for-bit identical .dtb loaded from another
>>> path works just fine. Older versions of u-boot boot this fine. Would
>>> some particular EXT4 flag possibly be causing issues?
>>
>> I don't know. Do you still run into this with u-boot/master ?
>
> Still occurring with 2019.10-rc2. Haven't tested with master yet.
>
> Using "dcache off" before booting still outputs the CACHE and ERROR
> messages, but does successfully boot.

Also seeing this problem with wandboard solo with 2019.10-rc4 booting
from microSD. Haven't retested with novena recently.

Setting CONFIG_SYS_DCACHE_OFF=y avoids the need to manually type "dcache
off" ... though obviously doesn't address the real problem.

live well,
  vagrant

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