VULCAN Technical Manual
Detailed hardware description
© 2007 Eurotech Ltd Issue D
19
VULCAN address map
Start address
End address
Size
Use
0000_0000 0FFF_FFFF 256MB
0000_0000 3FFF_FFFF 1GB
SDRAM data
1
(64Mbyte available)
4000_0000 47FF_FFFF 128MB Reserved
4800_0000 4FFF_FFFF 128MB
5000_0000 5FFF_FFFF 256MB
6000_0000 63FF_FFFF 64MB
Queue manager
6400_0000 BFFF_FFFF 1472MB Reserved
C000_0000 C3FF_FFFF 64MB
PCI controller configuration and status
registers
C400_0000 C7FF_FFFF 64MB
Expansion bus configuration registers
C800_0000 C800_0FFF 1KB
COM1 UART
C800_1000 C800_1FFF 1KB
COM2 UART
C800_2000 C800_2FFF 1KB
Internal bus performance monitoring unit
C800_3000 C800_3FFF 1KB
Interrupt controller
C800_4000 C800_4FFF 1KB
GPIO controller
C800_5000 C800_5FFF 1KB
Timers
C800_6000 C800_6FFF 1KB
WAN/HSS NPE (NOT connected on
VULCAN SBC)
C800_7000 C800_7FFF 1KB
Ethernet NPE A – not user programmable
C800_8000 C800_8FFF 1KB
Ethernet NPE B – not user programmable
C800_9000 C800_9FFF 1KB
Ethernet MAC A
C800_A000 C800_AFFF 1KB
Ethernet MAC B
C800_B000 C800_BFFF 1KB
USB controller (NOT connected on
VULCAN SBC)
C800_C000 C800_FFFF 4KB
Reserved
C801_0000 CBFF_FFFF 64MB
Reserved
CC00_0000 CC00_00FF 256B
SDRAM configuration registers
CC00_0100 CEFF_FFFF 48MB
Reserved
D000_0000 FFFF_FFFF 768MB
Reserved
1
The first 256MB of address space is configurable based on the value of a
configuration register located in the expansion bus controller.