User Guide • PC3-ALLEGRO • CompactPCI
®
PlusIO CPU Board • Intel® i7-3xxx Processor
Technical Reference
Local PCI Devices
The following table shows the on-board PCI devices and their location within the PCI configuration
space. Several devices are part of the processor and platform controller hub QM77.
Bus #
Device #
Function #
Vendor ID
Device ID
Description
0
0
0
0x8086
0x0154
Processor Host Bridge/DRAM Controller
0
1
0
0x8086
0x0151
Processor PCI Express Controller
0
1
1
0x8086
0x0155
Processor PCI Express Controller
0
1
2
0x8086
0x0159
Processor PCI Express Controller
0
6
0
0x8086
0x015D
Processor PCI Express Controller
0
2
0
0x8086
0x0166
Processor Integrated Graphics Device
0
20
0
0x8086
0x1E31
USB xHCI Controller
0
22
0
0x8086
0x1E3A
Intel ME Interface #1
0
22
1
0x8086
0x1E3B
Intel ME Interface #2
0
22
2
0x8086
0x1E3C
Intel ME IDE Redirection
0
22
3
0x8086
0x1E3D
Intel ME Keyboard Text Redirection
0
25
0
0x8086
0x1502
PCH Gigabit LAN NC1 (82579LM)
0
26
0
0x8086
0x1E2D
USB EHCI Controller #2
0
27
0
0x8086
0x1E20
Intel High Definition Audio Controller
0
28
0-7
0x8086
0x2448
PCH PCI Express Port 1-8
0
29
0
0x8086
0x1E26
USB EHCI Controller #1
0
31
0
0x8086
0x1E55
LPC Bridge
0
31
2
0x8086
0x1E01
0x1E03
0x282A
0x1E07
SATA: Non-AHCI/RAID (Ports 0-3)
1)
SATA: AHCI Mode
1)
SATA: Intel Rapid Storage Tech. RAID Mode
1)
SATA: RAID Mode Capable
1)
0
31
3
0x8086
0x1E22
SMBus Controller
0
31
5
0x8086
0x1E09
SATA: Non-AHCI/RAID (Ports 4/5)
0
31
6
0x8086
0x1E24
Thermal Controller
1
2)
00
0
0x10B5
0x8614
PCIe Switch Root Port (PEX8608)
2
2)
01,05,07,09
0
0x10B5
0x8614
PCIe Switch Downstream Ports (PEX8608)
7
2)
0
0
0x1B4B
0x9230
Marvell 9230 SATA Controller
10
2)
00
0
0x8086
0x10D3
Ethernet Controller NC2 (82574IT)
11
2)
00
0
0x8086
0x10D3
Ethernet Controller NC3 (82574IT)
12
2)
00
0
0x8086
0x10D3
Ethernet Controller NC4 (82574IT)
1)
Depends on BIOS settings.
2)
Bus number can vary depending on the PCI enumeration schema implemented in BIOS.
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