Altera IP Compiler for PCI Express - Manual (Page 264)

15–32 Chapter 15: Testbench and Design Example
Root Port BFM
IP Compiler for PCI Express User Guide August 2014 Altera Corporation
If addr_map_4GB_limit is 0, the resulting memory space map is shown in
Figure 15–8 .
Figure 15–8. Memory Space Layout—No Limit
Root Complex Shared
Memory
0x0000 0000
Configuration Scratch
Space
Used by BFM routines
not writable by user calls
or endpoint
0x001F FF80
BAR Table
Used by BFM routines
not writable by user calls
or endpoint
0x001F FFC0
Endpoint Non -
Prefetchable Memory
Space BARs
Assigned Smallest to
Largest
0x0000 0001 0000 0000
Endpoint Memory Space
BARs
( Prefetchable 32 bit )
Assigned Smallest to
Largest
Unused
BAR size dependent
BAR size dependent
Endpoint Memory Space
BARs
( Prefetchable 64 bit )
Assigned Smallest to
Largest
Unused
BAR size dependent
0xFFFF FFFF FFFF FFFF
0x0020 0000
Addr