Uboot Partition Aml Dtb Verify Patition Error Result Here
# Check current partitions mmc list part list mmc 0 gpt write mmc 0 $partitions Load a known good DTB from an external source usb start fatload usb 0 0x1000000 myboard.dtb Write to the dtb partition store dtb write 0x1000000 0x40000 # size in hex Solution 3: Disable DTB Verification (Temporary) If you are in a development environment, you can disable the verification step by modifying U-Boot environment variables:
U-Boot 2015.01-g03dd89b (Jan 10 2020 - 14:32:11 +0800) DRAM: 2 GiB MMC: sd/emmc: 1 Partition: dtb not found aml_dtb: verify partition dtb error result: -1 ** File not found /dtb.img ** Starting kernel ... Uboot Partition Aml Dtb Verify Patition Error Result
Introduction If you are working with embedded systems based on Amlogic chipsets (such as the S905, S912, S922X, or A311D), you have likely encountered a cryptic error message during the boot process that halts your device. This error, often logged over UART serial console as "Uboot Partition Aml Dtb Verify Partition Error Result" or variations like "verify partition failed" or "dtb mismatch" , can be a nightmare for firmware developers, hobbyists, and Android TV box manufacturers. # Check current partitions mmc list part list
int aml_dtb_verify_partition(char *part_name) { int ret = aml_partition_read(part_name, dtb_addr, 0, dtb_size); if (ret < 0) { printf("Uboot Partition %s Verify Patition Error Result: %d\n", part_name, ret); return -1; } return validate_dtb_magic(dtb_addr); } Understanding that function helps you know exactly why ret is non-zero. Symptom: A Beelink GT1 (Amlogic S912) refused to boot after an OTA update. Serial console showed: Uboot Partition Aml Dtb Verify Patition Error Result -5 if (ret <
Example partition layout for Amlogic S905X:
uuid_disk = ${uuid_gpt_disk}; name=bootloader start=0 size=4M name=reserved start=4M size=32M name=cache start=36M size=256M name=env start=292M size=8M name=boot start=300M size=32M name=system start=332M size=800M name=data start=1132M size=- name=dtb start=1132M size=16M # This is critical Write using: gpt write mmc 0 $partitions If booting from SD card, mount the boot partition on a Linux PC:
