TVME8300 User Manual Issue 1.4
Page 16 of 70
3 Address
Maps
The following address maps reflect MPC8245 configuration register settings done by board
initialization software.
3.1
Address Map - Processor View
Processor Address
Start
End
Size
(Byte)
Description
0x0000_0000
0x03FF_FFFF
64M
SDRAM Memory (64 bit wide)
0x0400_0000
0x3FFF_FFFF
1G – 64M
Reserved
0x4000_0000 0x7FFF_FFFF
1G
Reserved
0x8000_0000
0xFCEF_FFFF
2G – 49M
PCI MEM Space
0xFCF0_0000 0xFCFF_FFFF
1M
MPC8245
EUMB
0xFD00_0000
0xFDFF_FFFF
16M
PCI MEM Space (0-based)
0xFE00_0000
0xFE00_FFFF
64K
PCI I/O Space (0-based)
0xFE01_0000
0xFE7F_FFFF
8M - 64K
Reserved
0xFE80_0000
0xFEBF_FFFF
4M
PCI I/O Space (0-based)
0xFEC0_0000 0xFEDF_FFFF
2M
Configuration Address Register
0xFEE0_0000
0xFEEF_FFFF
1M
Configuration Data Register
0xFEF0_0000
0xFEFF_FFFF
1M
PCI Interrupt Acknowledge
0xFF00_0000
0xFF7F_FFFF
8M
Memory FLASH (64 bit wide)
0xFF80_0000 0xFFDF_FFFF
6M
Reserved
0xFFE0_0000
0xFFEF_FFFF
1M
Peripheral Devices (8 bit wide)
0xFFF0_0000
0xFFFF_FFFF
1M
Boot FLASH (8 bit wide)
Figure 3-1 : Address Map – Processor View
Device
Read
Write
SDRAM All All
Memory FLASH
All
64 bit Only
Peripheral Devices
8 bit Only
8 bit Only
Boot FLASH
All
8 bit Only
Figure 3-2 : Supported Transfer Sizes