Specifications

46
6. Address Range Mapping
Memory
Address
PXA270 Function Usage in EM-X270
0x60000000
:
0x4C000000
Reserved Address Space
0x48000000 Memory Mapped Registers Memory Ctrl
0x44000000 Memory Mapped Registers LCD controller
0x40000000 Memory Mapped Registers PXA270 on-chip peripherals
0x30000000 PCMCIA/CF Not used
0x20000000 PCMCIA/CF Not used
0x1C000000 Reserved Address Space
0x18000000 Reserved Address Space
0x14000000 Static Chip Select 5 Not used
0x10000000 Static Chip Select 4 Miscellaneous onboard peripherals
0x0C000000 Static Chip Select 3 Reserved for onboard peripherals
0x08000000 Static Chip Select 2 Extender board peripherals
0x04000000 Static Chip Select 1 NAND flash
0x00000000 Static Chip Select 0 NOR Flash
NOR flash block mapping
Please refer to section 7 of the “U-Boot for EM-X270 Reference Guide” for NOR flash
memory map.