[PATCH V2 0/7] ARM: imx: Update Novena to DM/DT

[Marek Vasut]

On 8/20/19 7:41 PM, 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.
> 
> 
>>> The second issue is still using one out of four exposed USB ports fails
>>> and resets the board:
>>>
>>> load usb 0:1 $kernel_addr_r misc/Binaries/linux/Image
>>> data abort
>>> pc : [<fefbb67a>]          lr : [<fefbb0fd>]
>>> reloc pc : [<1783367a>]    lr : [<178330fd>]
>>> sp : faf7c6e8  ip : 00000003     fp : 00000005
>>> r10: faf8b200  r9 : faf87ea0     r8 : 00000001
>>> r7 : faf8b2c0  r6 : f9f7a040     r5 : faf7c710  r4 : 00000038
>>> r3 : 0000006d  r2 : f9f7a0a3     r1 : faf8b32c  r0 : f9f7a09f
>>> Flags: nzCv  IRQs off  FIQs off  Mode SVC_32
>>> Code: 4630fc5b 81f0e8bd e7d84606 bf082b2f (f822235c)
>>> Resetting CPU ...
>>>
>>> The three other usb ports work just fine with the same USB stick and
>>> file. All four ports work with 2019.01.
>>
>> Can you debug it ? I think some of this was due to the EFI stuff , which
>> I think was fixed since. Can you re-check that ?
> 
> USB appears to be working fine with 2019.10-rc2.

So what's the current status ?