PEX 8532 Transparent Mode Port Registers
PLX Technology, Inc.
Register 11-20. 4Ch Message Address[31:0] (All Ports)
Serial
Default
Bit(s)
Description
Type
EEPROM
1:0
Reserved
00b
Message Address[31:2]
MSI Write transaction lower address[31:2].
31:2
RW
Yes
0000_0000h
Note: Refer to register offset 50h for Message Upper Address[63:32].
Register 11-21. 50h Message Upper Address[63:32] (All Ports)
Serial
EEPROM
Bit(s)
Description
Type
Default
Message Address[63:32]
MSI Write transaction upper address[63:32].
31:0
RW
Yes
0000_0000h
Note: Refer to register offset 4Ch for Message Address[31:0].
Register 11-22. 54h Message Data (All Ports)
Serial
Bit(s)
Description
Type
RW
Default
EEPROM
Message Data
15:0
Yes
0000h
0000h
MSI Write transaction TLP payload.
31:16
Reserved
172
ExpressLane PEX 8532AA/BA/BB/BC 8-Port/32-Lane Versatile PCI Express Switch Data Book
Copyright © 2007 by PLX Technology, Inc. All Rights Reserved – Version 1.6
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