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S3C2440A RISC MICROPROCESSOR NAND FLASH CONTROLLER
6-9
NAND FLASH MEMORY MAPPING
Not Used
SFR Area
Not Used
BootSRAM
(4KB)
0xFFFF_FFFF
0x6000_0000
0x4800_0000
0x4000_0000
SFR Area
Not Used
SDRAM
(BANK7, nGCS7)
0x3800_0000
SDRAM
(BANK7, nGCS7)
SDRAM
(BANK6, nGCS6)
0x3000_0000
SDRAM
(BANK6, nGCS6)
SROM
(BANK5, nGCS5)
SROM
(BANK5, nGCS5)
0x2000_0000
0x2800_0000
SROM
(BANK4, nGCS4)
SROM
(BANK3, nGCS3)
SROM
(BANK2, nGCS2)
0x1000_0000
0x1800_0000
0x0800_0000
SROM
(BANK1, nGCS1)
SROM
(BANK4, nGCS4)
SROM
(BANK3, nGCS3)
SROM
(BANK2, nGCS2)
SROM
(BANK1, nGCS1)
SROM
(BANK0, nGCS0)
BootSRAM
(4KB)
0x0000_0000
OM[1:0] = 01, 10 OM[1:0] = 00
0x4000_0FFF
Figure 6-4. NAND Flash Memory Mapping
Note
SROM means ROM or SRAM type memory