DHCOM iMX25-D2: Difference between revisions
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= Bootloader U-Boot = | |||
== Console commands == | |||
=== NAND Flash === | |||
'''Nand Flash Read''' | |||
''nand read <SDRAM address> <NAND Flash address> <Bytes>'' | |||
Example: nand read 80000000 400000 b40000 | |||
Description: Copies 11,25MByte from NAND Flash address 0x40_0000 to SDRAM address 0x8000_0000 | |||
'''Nand Flash Erase''' | |||
''nand erase <Block base address> <Bytes>'' | |||
Example: nand erase 400000 40000 | |||
Description: Deletes NAND Flash content from address 0x40_0000 to 0x43_FFFF | |||
Note: The Bytes information needs to be block size aligned! | |||
'''Nand Flash Write''' | |||
''nand write <SDRAM address> <NAND Flash address> <Bytes>'' | |||
Example: nand write 80000000 400000 b40000 | |||
Description: Cpoies 11,25MByte from SDRAM address 0x8000_0000 to NAND Flash address 0x40_0000 | |||
Note: The Bytes information needs to be page size aligned! | |||
'''Show bad NAND Flash blocks''' | |||
''nand bad'' | |||
Description: Shows the bad NAND Flash blocks. | |||
'''Show NAND FLash content''' | |||
''nand dump <NAND Flash address>'' | |||
Example: nand dump 400000 | |||
Description: Shows the content of the specified NAND Flash block | |||
Revision as of 14:01, 1 August 2011
Bootloader U-Boot
Console commands
NAND Flash
Nand Flash Read
nand read <SDRAM address> <NAND Flash address> <Bytes>
Example: nand read 80000000 400000 b40000
Description: Copies 11,25MByte from NAND Flash address 0x40_0000 to SDRAM address 0x8000_0000
Nand Flash Erase
nand erase <Block base address> <Bytes>
Example: nand erase 400000 40000
Description: Deletes NAND Flash content from address 0x40_0000 to 0x43_FFFF
Note: The Bytes information needs to be block size aligned!
Nand Flash Write
nand write <SDRAM address> <NAND Flash address> <Bytes>
Example: nand write 80000000 400000 b40000
Description: Cpoies 11,25MByte from SDRAM address 0x8000_0000 to NAND Flash address 0x40_0000
Note: The Bytes information needs to be page size aligned!
Show bad NAND Flash blocks
nand bad
Description: Shows the bad NAND Flash blocks.
Show NAND FLash content
nand dump <NAND Flash address>
Example: nand dump 400000
Description: Shows the content of the specified NAND Flash block
