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/* DRAM1 + 0x2000_0000 */
load_addr=0xa0000000
/* DRAM1 + 0x0800_0000 */
initrd_addr_r=0x88000000
bootcmd=
virtio scan;
if virtio info; then
blk_dev=virtio;
else;
blk_dev=mmc;
fi;
echo block device is ${blk_dev};
if test -n "${fdt_addr_r}"; then
echo "Custom FDT at ${fdt_addr_r}";
else;
setenv fdt_addr_r ${fdtcontroladdr};
echo "FDT address is now set to ${fdt_addr_r}";
fi;
if part number ${blk_dev} 0 vbmeta is_avb; then
echo '${blk_dev} with vbmeta partition detected.';
echo 'Starting Android Verified boot...';
avb init ${blk_dev} 0;
if avb verify; then
set bootargs $bootargs $avb_bootargs;
part start ${blk_dev} 0 boot boot_start;
part size ${blk_dev} 0 boot boot_size;
${blk_dev} read ${load_addr} ${boot_start} ${boot_size};
bootm ${load_addr} ${load_addr} ${fdt_addr_r};
else;
echo 'AVB verification failed.';
exit;
fi;
elif part number ${blk_dev} 0 system is_non_avb_android; then
echo 'Booting Android non-AVB...';
booti ${kernel_addr_r} ${initrd_addr_r} ${fdt_addr_r};
elif iminfo ${load_addr}; then
echo 'Booting FIT image...';
bootm ${load_addr} ${load_addr} ${fdt_addr_r};
else;
echo 'Booting Debian...';
set bootargs $bootargs root=/dev/mmcblk0p1 rw;
booti ${kernel_addr_r} - ${fdt_addr_r};
fi;
echo 'ERROR: No valid image to boot the system. Aborting boot sequence.';
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