Re: IPQ6018 CP01 boot hangs

[Kathiravan T <kathirav@codeaurora.org>]

On 2021-01-27 17:23, Baruch Siach wrote:
> Hi Kathiravan T,
> 
> On Wed, Jan 27 2021, Kathiravan T wrote:
>> On 2021-01-25 14:14, Baruch Siach wrote:
>>> Hi linux-arm-msm list,
>>> I am trying to boot kernel v5.11-rc4 on the IPQ6018 based CP01 board.
>>> Boot
>>> hangs with these last lines shown on the console:
>>> [    0.000000] psci: probing for conduit method from DT.
>>> [    0.000000] psci: PSCIv1.0 detected in firmware.
>>> [    0.000000] psci: Using standard PSCI v0.2 function IDs
>>> [    0.000000] psci: MIGRATE_INFO_TYPE not supported.
>>> [    0.000000] psci: SMC Calling Convention v1.0
>>> [    0.000000] psci: OSI mode supported.
>>> I verified that the psci_set_osi_mode() call after the last print 
>>> never
>>> returns.
>>> The board is loaded with stock boot image running 32-bit vendor
>>> provided
>>> U-Boot version 2016.01. So I'm loading a 32-bit kernel with the
>>> ipq6018-cp01-c1.dtb file from arm64.
>> 
>> Can you boot the stock kernel from the vendor and share the below 
>> information?
>> 
>> cat /proc/device-tree/tz_version
> 
> Stock kernel does not boot for me on that board:
> 
> ubi0: attaching mtd2
> ubi0: scanning is finished
> ubi0: attached mtd2 (name "mtd=0", size 53 MiB)
> ubi0: PEB size: 131072 bytes (128 KiB), LEB size: 126976 bytes
> ubi0: min./max. I/O unit sizes: 2048/2048, sub-page size 2048
> ubi0: VID header offset: 2048 (aligned 2048), data offset: 4096
> ubi0: good PEBs: 428, bad PEBs: 0, corrupted PEBs: 0
> ubi0: user volume: 0, internal volumes: 1, max. volumes count: 128
> ubi0: max/mean erase counter: 2/1, WL threshold: 4096, image sequence 
> number: 0
> ubi0: available PEBs: 384, total reserved PEBs: 44, PEBs reserved for
> bad PEB handling: 40
> Read 0 bytes from volume kernel to 44000000
> Volume kernel not found!
> ubi0: detaching mtd2
> ubi0: mtd2 is detached
> 
> But once I comment out the psci_set_osi_mode() call I can boot mainline
> kernel. The tz_version node contains this:
> 
>   CRM-TZ.WNS.5.1-00068
> 
> Do I need to update? Which TZ version works with mainline kernel?

Please try with TZ version >= TZ.WNS.5.1-00084.

Thanks,
Kathiravan T.

> 
> Thanks,
> baruch

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