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Organization of the Board
MEN Mikro Elektronik GmbH
115
20A014-00 E2 – 2007-08-16
5
Organization of the Board
To install software on the board or to develop low-level software it is essential to be
familiar with the board’s address and interrupt organization.
5.1
Memory Mappings
Table 55.
Memory Map – processor view
Table 56.
Address mapping for PCI
CPU Address Range
Size
Description
0x 0000 0000..7FFF FFFF
2 GB
SDRAM
0x 8000 0000..BFFF FFFF
512 MB
PCI Memory Space
0x D000 0000..DFFF FFFF
256 MB
Onchip SRAM, BCSR, FRAM
0x E000 0000..E00F FFFF
1 MB
CCSR
0x FD00 0000..FEFF FFFF
16 MB
PCI I/O / ISA Space
0x FE00 0000..FFFF FFFF
32 MB
Boot Flash
Address Range
Description
0x 8000 0000..81FF FFFF
Prefetchable BARs of on-board FPGA
0x 8200 0000..8FFF FFFF
Prefetchable BARs of all other PCI devices
0x 9000 0000..91FF FFFF
Non-prefetchable BARs of on-board FPGA
0x 9200 0000..BFFF FFFF
Non-prefetchable BARs of all other PCI
devices
0x FD00 0000..FDFE FFFF
PCI ISA memory
0x FDFF 0000..FDFF 0FFF
PCI I/O space of on-board FPGA (4 KB)
1
1
PCI I/O space divided in two areas as of MENMON revision 1.7.
0x FDFF 1000..FDFF FFFF
PCI I/O space of all other PCI devices (60 KB)