Revision 1.26 – October 15, 2007
440EPx – PPC440EPx Embedded Processor
Preliminary Data Sheet
Table 1. System Memory Address Map (Sheet 1 of 2)
Function
Total System Memory Address Space
DDR SDRAM
Local Memory
Reserved
OPB1 Arbiter
Reserved
USB 2.0 Device
Device Controller
Reserved
OPB2 Arbiter
Reserved
USB 2.0 Host
Host EHIC
Host OHIC
Reserved
SRAM
On-Chip Memory
Reserved
Security Function
Security (PPC440EPx-S)
KASUMI Algorithm
Reserved
PCI
1
EBC
1
Sub Function
Start Address
0 0000 0000
0 0000 0000
0 8000 0000
0 E000 0000
0 E000 0040
0 E000 0100
0 5000 0180
0 E000 0200
0 E000 0240
0 E000 0300
0 E000 0400
0 E000 0500
0 E001 0000
0 E001 4000
0 E010 0000
0 E018 0000
0 E018 0800
1 8000 0000
1 C000 0000
1 E000 0000
1 E800 0000
1 E801 0000
1 E880 0000
1 EC00 0000
1 EEC0 0000
1 EEC0 0008
1 EED0 0000
1 EED0 0004
1 EF40 0000
1 EF40 0040
End Address
1 FFFF FFFF
0 7FFF FFFF
0 DFFF FFFF
0 E000 003F
0 E000 00FF
0 E000 017F
0 5000 01FF
0 E000 023F
0 E000 02FF
0 E000 03FF
0 E000 04FF
0 E000 FFFF
0 E001 3FFF
0 E00F FFFF
0 E017 FFFF
0 E018 07FF
1 7FFF FFFF
1 BFFF FFFF
1 DFFF FFFF
1 E7FF FFFF
1 E800 FFFF
1E87F FFFF
1 EBFF FFFF
1 EEBF FFFF
1 EEC0 0007
1 EECF FFFF
1 EED0 0003
1 EF3F FFFF
1 EF40 003F
1 EF4F FFFF
Size
8GB
2GB
64B
128 B
64B
256 B
256 B
16 KB
512 KB
2 KB
Memory
Controller
Reserved
I/O
Reserved
I/O
Reserved
Configuration Registers
1GB
512 MB
64 KB
56 MB
8B
PCI
1
Reserved
Interrupt Ack/Special Cycle
Reserved
Local Configuration Registers
Reserved
4B
64 B
AMCC Proprietary
7
AMCC [ APPLIED MICRO CIRCUITS CORPORATION ]
