Board Manual 77
Intel® IQ80321 I/O Processor E valuation Platform

Software Reference

5.4 Board Support Package (BSP) Examples

Examples provided in this section are bas ed on the Red Hat* Redboot software ru nning on the

IQ80321 board.

5.4.1 Intel® 80321 I/O Processor Memory Map

Figure 25 depicts the memory space for the IQ80321 (before Redboot boots):

Figure 25. Intel® 80321 I/O Processor Memory Map

ATU Outbound
Translation Window
ATU Outbound Direct Addressing
Window
0000 0000h -
7FFF FFFFh
8000 0000h -
9001 FFFFh
Code/Data
External Memory
9002 0000h -
FFFF DFFFh
Peripheral Memory-Mapped
Registers
FFFF E000h -
FFFF E8FFh
Intel® 80321 IO Processor
Reserved
FFFF E900h -
FFFF FFFFh
Default starting
address for FLASH
(PCE0 on the PBI)