Intel® 400 Series Chipset On-Package Platform Controller Hub
Online Register Database
ID | Date | Version | Classification |
---|---|---|---|
615146 | 08/09/2019 | 1.2 | Public |
PCI Express* Port Configuration Registers
There are up to sixteen sets of the following configuration registers used for PCH PCI Express* Port Configurations. Each PCH PCI Express* Configuration Register set covers a single PCI Express* Port and maps out as the following Device/Function:
D28/F0 = Port1
D28/F1 = Port2
D28/F2 = Port3
D28/F3 = Port4
D28/F4 = Port5
D28/F5 = Port6
D28/F6 = Port7
D28/F7 = Port8
D29/F0 = Port9
D29/F1 = Port10
D29/F2 = Port11
D29/F3 = Port12
D29/F4 = Port13
D29/F5 = Port14
D29/F6 = Port15
D29/F7 = Port16
Offset | Size (Bytes) | Register Name (Register Symbol) | Default Value |
---|---|---|---|
0h | 4 | XXXX8086h | |
4h | 4 | 0h | |
8h | 4 | 60400XXh | |
ch | 4 | Cache Line Size; Primary Latency Timer; Header Type (CLS_PLT_HTYPE) | 810000h |
18h | 4 | 0h | |
1ch | 4 | 0h | |
20h | 4 | 0h | |
24h | 4 | 10001h | |
28h | 4 | 0h | |
2ch | 4 | 0h | |
34h | 4 | 40h | |
3ch | 4 | 0h | |
40h | 4 | 428010h | |
44h | 4 | 8001h | |
48h | 4 | 100000h | |
4ch | 4 | 710C00h | |
50h | 4 | 10000h | |
54h | 4 | 40060h | |
58h | 4 | 0h | |
5ch | 4 | 0h | |
60h | 4 | 0h | |
64h | 4 | 80837h | |
68h | 4 | 0h | |
6ch | 4 | 0h | |
70h | 4 | 0h | |
80h | 4 | Message Signaled Interrupt Identifiers; Message Signaled Interrupt Message Control (MID_MC) | 9005h |
84h | 4 | 0h | |
88h | 4 | 0h | |
90h | 4 | A00Dh | |
94h | 4 | 0h | |
a0h | 4 | Power Management Capability; PCI Power Management Capabilities (PMCAP_PMC) | C8030001h |
a4h | 4 | 8h | |
d0h | 4 | 0h | |
d4h | 4 | 0h | |
d8h | 4 | 1110000h | |
dch | 4 | 0h | |
100h | 4 | 0h | |
104h | 4 | 0h | |
108h | 4 | 0h | |
10ch | 4 | 60011h | |
110h | 4 | 0h | |
114h | 4 | 2000h | |
118h | 4 | 0h | |
12ch | 4 | 0h | |
130h | 4 | 0h | |
134h | 4 | 0h | |
144h | 4 | Fh | |
148h | 4 | 0h | |
200h | 4 | 0h | |
204h | 4 | 28281Fh | |
208h | 4 | 0h | |
20ch | 4 | 28h | |
220h | 4 | 0h | |
224h | 4 | 0h | |
22ch | 4 | 7F7F7F7Fh | |
230h | 4 | 7F7F7F7Fh | |
300h | 4 | A64F96h | |
304h | 4 | 1BC00B86h | |
324h | 4 | 2000000h | |
338h | 4 | 0h | |
400h | 4 | 0h | |
404h | 4 | 0h | |
418h | 4 | 930h | |
420h | 4 | 0h | |
450h | 4 | 0h | |
454h | 4 | 0h | |
458h | 4 | Remote Transmitter Preset/Coefficient List 2 (RTPCL2) (RTPCL2) | 0h |