Hello RAUC community,

I am integrating RAUC into a Xilinx ZynqMP device and using boot-mbr-switch 
method according to documentation chapter 7.6.2. Bootloader is u-boot, RAUC 
u-boot scripts are from contrib/uboot.sh, RAUC is v1.2 (upgrade planned).



When switching between slots from within u-boot the MBR partition table is not 
altered. So when installing a new system (inclduing new bootloader partition 
content) which doesn't boot 3 times, after the fallback we run the new 
bootloader partition with the old rootfs. Do I understand this from the source 
code correctly?



In my opinion this is a major problem, because on Xilinx ZynqMP the bootloader 
partition contains the Xilinx bootbin, a first stage bootloader which flashes 
the FPGA firmware before starting u-boot. In this case we run the old linux 
against a new FPGA and have an inconsistent system after the RAUC fallback.



Does anyone have a solution for this problem?



Thanks and regards,

Martin Hollingsworth

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