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changtimwu/update_bootloader.md

Last active August 29, 2015 14:19
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how to update uboot in poncat
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update_bootloader.md 
# show original value
Marvell>>print linux_parts
linux_parts=mtdparts=nand_mtd:0xc0000(uboot)ro,0x40000(env),0x400000(kernel),0x7600000(writable),0x500000(rescue)

# set linux_parts to new value
Marvell>>set linux_parts "mtdparts=nand_mtd:0xc0000(uboot),0x40000(env),0x400000(kernel),0x7600000(writable),0x500000(rescue)"

# check the new value
Marvell>>print linux_parts
linux_parts=mtdparts=nand_mtd:0xc0000(uboot),0x40000(env),0x400000(kernel),0x7600000(writable),0x500000(rescue)

# save
Marvell>> save
Saving Environment to NAND...
Erasing Nand at 0x000C0000 to 0x00100000 ...
Writing Nand at 0x000C0000 to 0x00100000 ...
done
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