[meta-xilinx] failure : SD to u-boot SPL to u-boot on zcu102-zynqmp

[Jason Wu]

On 17/03/2017 5:00 AM, Nathan Rossi wrote:
> On 17 March 2017 at 04:22, Jean-Francois Dagenais
> <jeff.dagenais at gmail.com> wrote:
>> Hi Shabbir,
>>
>> Thanks for your answer. See below...
>>
>> On Mar 16, 2017, at 13:51, Shabbir Khan <shabbirkhank at gmail.com> wrote:
>>
>> Can you try creating atf-uboot.ub image using below command:
>>
>> /usr/bin/mkimage -A arm64 -O linux -T kernel -C none -a 0XFFFEA000 -e
>> 0XFFFEA000 -d /path/to/bl31.bin atf-uboot.ub
>>
>>
>> The yocto build process does generate a arm-trusted-firmware.ub file which I
>> did copy it to the SD card with the right name, this is what I get:
>>
>> <debug_uart> Debug uart enabled
>>
>> U-Boot SPL 2017.01 (Mar 16 2017 - 14:12:52)
>> EL Level: EL3
>> Trying to boot from MMC1
>> reading u-boot.bin
>> reading atf-uboot.ub
>> reading atf-uboot.ub
> 
> If this is the artifact name that u-boot expects then the
> arm-trusted-firmware recipe should create a deployed symlink with that
> name as well.
> 
>> NOTICE:  ATF running on XCZU9EG/silicon v3/RTL5.1 at 0xfffea000
>> NOTICE:  BL31: Secure code at 0x0
>> NOTICE:  BL31: Non secure code at 0x8000000
>> NOTICE:  BL31: v1.2(release):a9e3716
>> NOTICE:  BL31: Built : 16:41:21, Mar  9 2017
>> PMUFW is not found - Please load it!
> 
> Yes, the new fun that has begun. The PMU Firmware is to be a hard
> dependency for the next release (at least that is what I heard) of
> u-boot-xlnx/linux-xlnx and probably ATF as well.
just adding additional note, you also need a newer version (0.3 IIRC) of
pmu-firmware else u-boot-xlnx master will not boot and complaints about
it. I am not sure if the 0.3 version of pmu-fw has been released or not.
This is what I found early Feb.

Regards,

Jason

> 
> I have been looking at getting meta-xilinx to build the PMU firmware,
> however since it is actually firmware that runs on a baremetal (with
> dep on newlib) microblaze it is not quite so straight forward. There
> are some WIP branches of oe-core and meta-xilinx where I have the
> firmware building from the github.com/Xilinx/embeddedsw repo. Feel
> free to play around with it, without hardware its hard to be sure its
> fully functional but it was working with u-boot-xlnx on the zcu102
> emulated with qemu-xilinx:
> 
> https://github.com/nathanrossi/meta-xilinx/commits/nrossi/wip-pmu-firmware
> https://github.com/nathanrossi/openembedded-core/commits/nrossi/wip/newlib-support
> 
> At the moment you need to build the firmware separately using the
> "zynqmp-pmu-microblaze" MACHINE, with bitbake pmu-firmware, and the
> .elf will be in the deploy dir for that machine. Thought I am not sure
> of the boot process for SPL with regards to how the pmu-firmware is
> actually loaded.
> 
> On a side note, in your first email you changed the UBOOT_MACHINE to
> "xilinx_zynqmp_zcu102_rev1.0_defconfig", just wanted to query what
> revision of the zcu102 you have.
> 
> Regards,
> Nathan
>