PEX 8532 Transparent Mode Port Registers
PLX Technology, Inc.
11.10
Device Serial Number Extended Capability Registers
This section details the PEX 8532 Device Serial Number Extended Capability registers. The register
map is defined in Table 11-8.
Table 11-8. PEX 8532 Device Serial Number Extended Capability Register Map (All Ports)
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Capability
Next Capability Offset (FB4h)
Version (1h)
Extended Capability ID (0003h)
100h
Serial Number (Lower DW)
104h
108h
Serial Number (Higher DW)
Register 11-30. 100h Device Serial Number Extended Capability
Serial
EEPROM
Bit(s)
Description
Type
Default
Extended Capability ID
15:0
RO
Yes
Yes
0003h
1h
Set to 0003h, as required by the PCI Express Base r1.0a.
Capability Version
19:16
31:20
RO
RO
Set to 1h, as required by the PCI Express Base r1.0a.
Next Capability Offset
Yes
FB4h
Set to FB4h, which is the PCI Express Enhanced Capability Header
registers.
Register 11-31. 104h Serial Number (Lower DW) (All Ports)
Serial
EEPROM
Bit(s)
Description
Type
Default
Serial Number[31:0]
31:0
RO
Yes
0000_0EDFh
Lower half of a 64-bit register. Value set by Serial EEPROM
register initialization.
Register 11-32. 108h Serial Number (Higher DW) (All Ports)
Serial
EEPROM
Bit(s)
Description
Type
Default
Serial Number[63:32]
31:0
RO
Yes
0000_0001h
Upper half of a 64-bit register. Value set by Serial EEPROM
register initialization.
190
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
PLX [ PLX TECHNOLOGY ]
