Integrated Sensor Hub (ISH) PCI Configuration Registers

Intel® 800 Series Chipset Family Platform Controller Hub (PCH), Volume 2

ID	Date	Version	Classification
834576	10/10/2024	001	Public

The following registers are at Device 18:Function 0.

Summary of Bus: (128), Device: (18), Function: (), Type: (CFG)

Offset	Size (Bytes)	Register Name (Register Symbol)	Scope	Default Value
0h	4	Device Id And Vendor Id Register (DEVVENDID)	Package	XXXX0000h
4h	4	Status And Command (STATUSCOMMAND)	Package	00100000h
8h	4	Revision Id And Class Code (REVCLASSCODE)	Package	000000XXh
ch	4	Cache Line Latency Header And Bist (CLLATHEADERBIST)	Package	00000000h
10h	4	Base Address Register (BAR)	Package	00000000h
14h	4	Base Address Register High (BAR_HIGH)	Package	00000000h
18h	4	Base Address Register1 (BAR1)	Package	00000000h
1ch	4	Base Address Register1 High (BAR1_HIGH)	Package	00000000h
2ch	4	Subsystem Vendor And Subsystem Id (SUBSYSTEMID)	Package	00000000h
30h	4	Expansion Rom Base Address (EXPANSION_ROM_BASEADDR)	Package	00000000h
34h	4	Capabilities Pointer (CAPABILITYPTR)	Package	00000080h
3ch	4	Interrupt Register (INTERRUPTREG)	Package	00000100h
40h	4	Pcie Capabilities Register (PCIECAPREG)	Package	00920010h
80h	4	Power Management Capability Id (POWERCAPID)	Package	48030001h
84h	4	Power Management Control And Status Register (PMECTRLSTATUS)	Package	00000008h
90h	4	Pci Device Idle Vendor Capability Register (PCIDEVIDLE_CAP_RECORD)	Package	F0140009h
94h	4	Vendor Specific Extended Capability Register (DEVID_VEND_SPECIFIC_REG)	Package	01400010h
98h	4	Software Ltr Update Mmio Location Register (D0I3_CONTROL_SW_LTR_MMIO_REG)	Package	00000000h
9ch	4	Device Idle Pointer Register (DEVICE_IDLE_POINTER_REG)	Package	00000000h
a0h	4	D0i3 And Power Control Enable Register (D0I3_MAX_POW_LAT_PG_CONFIG)	Package	00000800h
b0h	4	General Purpose Read Write Register1 (GEN_PCI_REGRW1)	Package	00000000h
b4h	4	General Purpose Read Write Register2 (GEN_PCI_REGRW2)	Package	00000000h
b8h	4	General Purpose Read Write Register3 (GEN_PCI_REGRW3)	Package	00000000h
bch	4	General Purpose Read Write Register4 (GEN_PCI_REGRW4)	Package	00000000h
c0h	4	General Purpose Input Register (GEN_INPUT_REG)	Package	00000000h
c4h	4	Msix Capability Register (MSIX_CAP_REG)	Package	00000011h
c8h	4	Msix Table Pointer (MSIX_TABLE_PTR)	Package	00000000h
cch	4	Msix Pba Pointer (MSIX_PBA_PTR)	Package	00000000h
d0h	4	Msi Capability Register (MSI_CAP_REG)	Package	01800005h
d4h	4	Msi Message Low Address (MSI_ADDR_LOW)	Package	00000000h
d8h	4	Msi Message High Address (MSI_ADDR_HIGH)	Package	00000000h
dch	4	Msi Message Data (MSI_MSG_DATA)	Package	00000000h
e0h	4	Msi Mask Register (MSI_MASK)	Package	00000000h
e4h	4	Msi Pending Register (MSI_PENDING)	Package	00000000h
100h	4	Ltr Capability Header Register (LTR_CAP_HEAD)	Package	00010018h
104h	4	Ltr Max Snoop Non Snoop Latency Register (MAX_LATENCY_REGISTER)	Package	00000000h