Hi,
Please find the attached image for your reference and also i have mentioned the execute debugger commands below.
interrupt
restore "/home/anbu/Agilex-I-series_boot/u-boot-socfpga/spl/u-boot-spl-dtb.bin" binary 0xFFE00000
loadfile "/home/anbu/Agilex-I-series_boot/u-boot-socfpga/spl/u-boot-spl"
core 1
set $PC = $ENTRYPOINT
core 2
set $PC = $ENTRYPOINT
core 3
set $PC = $ENTRYPOINT
core 0
set $PC = $ENTRYPOINT
thbreak board_boot_order
continue
wait
set spl_boot_list[0]=0
set $PC=$LR
restore "/home/anbu/Agilex-I-series_boot/u-boot-socfpga/u-boot.itb" binary 0x2000000
continue