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PRELIMINARY
S3C6400X RISC MICROPROCESSOR
NAND FLASH CONTROLLER
8
-13
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
Specifications and information herein are subject to change without notice.
NAND FLASH CONTROLLER SPECIAL REGISTERS
NAND FLASH CONTROLLER REGISTER MAP
Address
R/W
Reset value
Name
Description
Base + 0x00
R/W
0x0000100X
NFCONF Configuration
register
Base + 0x04
R/W
0x000100C6
NFCONT
Control register
Base + 0x08
R/W
0x00
NFCMMD
Command register
Base + 0x0c
R/W
0x0000XX00
NFADDR Address
register
Base + 0x10
R/W
0xXXXXXXXX NFDATA
Data register
Base + 0x14
R/W
0x00000000
NFMECCD0
1
st
and 2
nd
main ECC data register
Base + 0x18
R/W
0x00000000
NFMECCD1
3
rd
and 4
th
main ECC data register
Base + 0x1c
R/W
0x00000000
NFSECCD
Spare ECC read register
Base + 0x20
R/W
0x000000
NFSBLK
Programmable start block address register
Base + 0x24
R/W
0x000000
NFEBLK
Programmable end block address register
Base + 0x28
R/W
0x0080001D
NFSTAT
NAND status registet
Base + 0x2C
R
0x007FFFFA
NFECCERR0
ECC error status0 register
Base + 0x30
R
0x007FFFFA
NFECCERR1
ECC error status1 register
Base + 0x34
R
0xXXXXXX
NFMECC0
Generated ECC status0 register
Base + 0x38
R
0xXXXXXX
NFMECC1
Generated ECC status1 register
Base + 0x3C
R
0xXXXXXX
NFSECC
Generated Spare area ECC status register
Base + 0x40
R
0x00000000
NFMLCBITPT
4-bit ECC error bit pattern register
* Base = 0x7020_0000