Emerson ATCA-9305 Manuel D’Utilisation

 MPC8548 Processor

ATCA-9305 User’s Manual

The MPC8548 memory controller functions as a chip select (CS) generator to access on-
board memory devices. In order to select one device over another, the following chip 
selects have been established.

Table 4-3:

F800,0000

—

reserved (64 MB)

F600,0000

R/W

Soldered flash bank 4 (32 MB)

F400,0000

R/W

Soldered flash bank 3 (32 MB)

F080,0000

—

reserved (56 MB)

F3C0,0000

R/W

Soldered flash bank 2 (4 MB)

F380,0000

R/W

Soldered flash bank 1 (4 MB)

F000,0000

R/W

PCI Express I/O space (16 MB)

E000,0000

R/W

PCI Express (256 MB)

8000,0000

R/W

PCI (1.5 GB)

0000,0000

R/W

SDRAM DDR2 (2 GB)

0

Boot  bank 

1

1. Boot bank can be either socketed flash, flash 1, or flash 2; 

depending on the jumper setting (see 

).

1

Soldered flash boot bank 1 (default)

2

Soldered flash boot bank 2

3

Socketed  flash  (optional)

4

KSL  CPLD  registers

5

NAND  flash

6

Soldered NOR flash boot banks 3 and 4

7

LPC  interface

  (continued)