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PRELIMINARY
S3C6400X RISC MICROPROCESSOR
NAND FLASH CONTROLLER
8
-11
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 MEMORY MAPPING
0x0000_0000
0x0800_0000
0x1000_0000
0x1800_0000
0x2000_0000
0x2800_0000
0x3000_0000
0x3800_0000
0x40000_0000
Boot Internal
Stepping Stone (4KB)
128MB
128MB
128MB
128MB
128MB
128MB
2MB/4MB/8MB/16MB
/32MB/64MB/128MB
2MB/4MB/8MB/16MB
/32MB/64MB/128MB
}
Refer to
Table 5-1
1GB
HADDR[29:0]
Accessible
Region
SROM/CF
(Xm0CSn[5])
SROM/CF
(Xm0CSn[4])
SROM/OneNAND/NAND
(Xm0CSn[3])
SROM/OneNAND/NAND
(Xm0CSn[2])
SROM
(Xm0CSn[1])
SROM
(Xm0CSn[0])
Internal ROM
Boot area
OM[4:3] = 01/10/11
OM[4:3] = 00
[ Not using NAND flash for boot ROM ]
[ Using NAND flash for boot ROM ]
(advanced/normal)
Stepping Stone
0x0C00_0000
SROM/CF
(Xm0CSn[5])
SROM/CF
(Xm0CSn[4])
SROM/OneNAND/NAND
(Xm0CSn[3])
NAND(Stepping Stone)
(Xm0CSn[2])
SROM
(Xm0CSn[1])
SROM
(Xm0CSn[0])
Internal ROM
Stepping Stone
Figure 8-5. NAND Flash Memory Mapping Block Diagram
Note
: SROM means ROM or SRAM or NOR type memory