Ecc 0/1/2 For 8Bit Ecc Status Register - Samsung S3C2416 User Manual

NAND FLASH CONTROLLER
13.15

ECC 0/1/2 FOR 8BIT ECC STATUS REGISTER

Register
NF8ECCERR0 0x4E00_0044
NF8ECCERR1 0x4E00_0048
NF8ECCERR2 0x4E00_004C
NFECCERR0
MLC8ECCBusy
MLC8ECCReady
Reserved
MLC8ECCError
MLC8ErrLocation2
Reserved
MLC8ErrLocation1
NOTE: These values are updated when ECCDecodeDone (NFSTAT[6]) is set ('1').
NFECCERR1
MLCErrLocation5
Reserved
MLCErrLocation4
Reserved
MLCErrLocation3
NOTE: These values are updated when ECCDecodeDone (NFSTAT[6]) is set ('1').
NFECCERR1
MLCErrLocation8
Reserved
MLCErrLocation7
Reserved
MLCErrLocation6
NOTE: These values are updated when ECCDecodeDone (NFSTAT[6]) is set ('1').
7-26
Address R/W
R NAND Flash ECC Error Status register 0
R NAND Flash ECC Error Status register 1
R NAND Flash ECC Error Status register 2
Bit
[31] Indicates the 8-bit ECC decoding engine is searching
whether a error exists or not
0 = Idle
[30] ECC Ready bit
[29] Reserved
[28:25] 8-bit ECC decoding result
0000 = No error
0010 = 2-bit error
0100 = 4-bit error
0110 = 6-bit error
1000 = 8-bit error
1010 ~1111 = reserved
[24:15]
Error byte location of 2
[14:10] Reserved
[9:0]
Error byte location of 1
Bit
[31:22]
Error byte location of 5
[21] Reserved
[20:11]
Error byte location of 4
[10] Reserved
[9:0]
Error byte location of 3
Bit
[31:22]
Error byte location of 8
[21] Reserved
[20:11]
Error byte location of 7
[10] Reserved
[9:0]
Error byte location of 6
S3C2416 RISC MICROPROCESSOR
Description
Description
1 = Busy
0001 = 1-bit error
0011 = 3-bit error
0101 = 5-bit error
0111 = 7-bit error
1001 = Uncorrectable
nd
bit error
st
bit error
Description
th
bit error
th
bit error
rd
bit error
Description
th
bit error
th
bit error
th
bit error
Reset Value
0x4000_0000
0x0000_0000
0x0000_0000
Initial State
b'0
b'1
b'0
b'0000
0x000
0x00
0x000
Initial State
0x000
b'0
0x000
b'0
0x000
Initial State
0x000
b'0
0x000
b'0
0x000