ppc460ex Applied Micro Circuits Corporation (AMCC), ppc460ex Datasheet - Page 8

• Manufacturer Part Number: ppc460ex
• Description: Powerpc 460ex Embedded Processor
• Manufacturer: Applied Micro Circuits Corporation (AMCC)

Table 1. System Memory Address Map (Part 3 of 3)
460EX – PPC460EX Embedded Processor
8
PCI/PCIE Space (HB)
XOR Space (HB)
PCI/PCIE Space (HB)
Notes:
1. DDR SDRAM, SRAM (L2 Cache) and
2. The Boot ROM area of the memory map are intended for use by ROM or Flash-type devices. While locating volatile DDR SDRAM and
3. When the optional boot from PCI Memory is selected, the PCI Boot ROM address space begins at 0000 000C FF00 0000 (16 MB).
4. Never decoded.
5. Unpredictable results on Read and Write operations.
6. Accessed by means of EBC Peripheral Bank Configuration Registers.
map.
SRAM in this region is supported, use of these regions for this purpose is not recommended.
Function
PCI Express Memory
PCI I/O
PC Express Memory
PCI Extra I/O
PCI Express Memory
PCI Configuration Registers
Reserved
PCI Local Registers
Reserved
PCI Special Cycle
Reserved
PCI Express Interrupt Handler
PCI, PCI Express Memory
PCI Boot ROM (PCI Memory)
PCI, PCI Express Memory
Reserved
Reserved
XOR
PCI, PCI Express Memory
On-Chip
4
5
Sub Function
Memory (OCM) can be located anywhere in the Local Memory area of the memory
0000 000C 0EC0 0000
0000 000C 0EC0 0008
0000 000C 0EC8 0000
0000 000C 0EC8 1200
0000 000C 0ED0 0000
0000 000C 0ED0 0004
0000 000C 0C00 0000
0000 000C FF00 0000
0000 000C 0000 0000
0000 000C 0800 0000
0000 000C 0801 0000
0000 000C 0880 0000
0000 000C 1000 0000
0000 000C 1000 0100
0000 000D 0000 0000
0000 0010 0000 0000
0400 0000 0000 0000
1000 0000 0000 0000
2000 0000 0000 0000
Start Address
Preliminary Data Sheet
0FFF FFFF FFFF FFFF
1FFF FFFF FFFF FFFF
FFFF FFFF FFFF FFFF
0000 000C 0EBF FFFF
0000 000C 0EC7 FFFF
0000 000C 0ECF FFFF
0000 000C FEFF FFFF
03FF FFFF FFFF FFFF
0000 000C 07FF FFFF
0000 000C 0BFF FFFF
0000 000C 0EC8 11FF
0000 000C 0FFF FFFF
0000 000C FFFF FFFF
0000 000F FFFF FFFF
0000 000C 0800 FFFF
0000 000C 087F FFFF
0000 000C 0EC0 0007
0000 000C 0ED0 0003
0000 000C 1000 00FF
Revision 1.12 – July 17, 2008
End Address
AMCC Proprietary
~512KB
~512KB
~3.8MB
4.75KB
128MB
~56MB
~44MB
~19MB
~8MB
16MB
64KB
12GB
256B
Size
8B
4B