Craig Hart's PCI+AGP bus sniffer, Version 1.6, freeware made in 1996-2005. Searching for Devices using CFG Mechanism 1 [OS: Win Vista ] Bus 0 (PCI Express), Device Number 0, Device Function 0 Vendor 8086h Intel Corporation Device 2770h 82945G Processor to I/O Controller Command 0006h (Memory Access, BusMaster) Status 2090h (Has Capabilities List, Supports Back-To-Back Trans., Received Master Abort, Fast Timing) Revision 02h, Header Type 00h, Bus Latency Timer 00h Self test 00h (Self test not supported) PCI Class Bridge, type PCI to HOST Subsystem ID 2A50103Ch Unknown Subsystem Vendor 103Ch Hewlett-Packard Company New Capabilities List Present: Vendor-Dependant Capability Bus 0 (PCI Express), Device Number 2, Device Function 0 Vendor 8086h Intel Corporation Device 2772h 82945G Integrated Graphics Controller Command 0007h (I/O Access, Memory Access, BusMaster) Status 0090h (Has Capabilities List, Supports Back-To-Back Trans., Fast Timing) Revision 02h, Header Type 00h, Bus Latency Timer 00h Self test 00h (Self test not supported) PCI Class Display, type VGA Subsystem ID 2A50103Ch Unknown Subsystem Vendor 103Ch Hewlett-Packard Company Address 0 is a Memory Address (anywhere in 0-4Gb) : FDF00000h Address 1 is an I/O Port : 0000FF00h Address 2 is a Memory Address (anywhere in 0-4Gb, Prefetchable) : E0000000h Address 3 is a Memory Address (anywhere in 0-4Gb) : FDF80000h System IRQ 16, INT# A New Capabilities List Present: Message Signalled Interrupt Capability MSI is disabled MSI function can generate 32-bit addresses Power Management Capability, Version 1.1 Does not support low power State D1 or D2 Does not support PME# signalling Current Power State : D0 (Device operational, no power saving) Bus 0 (PCI Express), Device Number 27, Device Function 0 Vendor 8086h Intel Corporation Device 27D8h 82801G (ICH7 Family) High Definition Audio Command 0006h (Memory Access, BusMaster) Status 0010h (Has Capabilities List, Fast Timing) Revision 01h, Header Type 00h, Bus Latency Timer 00h Self test 00h (Self test not supported) Cache line size 32 Bytes (8 DWords) PCI Class Multimedia, type Hi-definition Audio Subsystem ID 2A50103Ch Unknown Subsystem Vendor 103Ch Hewlett-Packard Company Address 0 is a Memory Address (anywhere in 64-bit space) : FDFF8000h System IRQ 16, INT# A New Capabilities List Present: Power Management Capability, Version 1.1 Does not support low power State D1 or D2 Supports PME# signalling from mode(s) D0, D3hot, D3cold PME# signalling is currently disabled Current Power State : D0 (Device operational, no power saving) 3.3v AUX Current required : 55mA Message Signalled Interrupt Capability MSI is disabled MSI function can generate 64-bit addresses PCI Express Capability, Version 1 Device/Port Type : Root Complex Integrated Endpoint Device Device Control : Unsupported Request Severity is Non-Fatal Device Status : AUX Power Detected Link Capabilities : Maximum Link Speed : Unknown (00h)!! Maximum Link Width : xReserved Link Port Number : 0 Link Control : Asynchronous Clocking in Use Link Status : Current Link Speed : Unknown (00)!! Current Link Width : x0 Bus 0 (PCI Express), Device Number 29, Device Function 0 Vendor 8086h Intel Corporation Device 27C8h 82801G (ICH7 Family) USB Universal Host Controller Command 0005h (I/O Access, BusMaster) Status 0280h (Supports Back-To-Back Trans., Medium Timing) Revision 01h, Header Type 80h, Bus Latency Timer 00h Self test 00h (Self test not supported) PCI Class Serial, type USB (UHCI) Subsystem ID 2A50103Ch Unknown Subsystem Vendor 103Ch Hewlett-Packard Company Address 4 is an I/O Port : 0000FE00h System IRQ 23, INT# A Bus 0 (PCI Express), Device Number 29, Device Function 1 Vendor 8086h Intel Corporation Device 27C9h 82801G (ICH7 Family) USB Universal Host Controller Command 0005h (I/O Access, BusMaster) Status 0280h (Supports Back-To-Back Trans., Medium Timing) Revision 01h, Header Type 00h, Bus Latency Timer 00h Self test 00h (Self test not supported) PCI Class Serial, type USB (UHCI) Subsystem ID 2A50103Ch Unknown Subsystem Vendor 103Ch Hewlett-Packard Company Address 4 is an I/O Port : 0000FD00h System IRQ 19, INT# B Bus 0 (PCI Express), Device Number 29, Device Function 2 Vendor 8086h Intel Corporation Device 27CAh 82801G (ICH7 Family) USB Universal Host Controller Command 0005h (I/O Access, BusMaster) Status 0280h (Supports Back-To-Back Trans., Medium Timing) Revision 01h, Header Type 00h, Bus Latency Timer 00h Self test 00h (Self test not supported) PCI Class Serial, type USB (UHCI) Subsystem ID 2A50103Ch Unknown Subsystem Vendor 103Ch Hewlett-Packard Company Address 4 is an I/O Port : 0000FC00h System IRQ 18, INT# C Bus 0 (PCI Express), Device Number 29, Device Function 3 Vendor 8086h Intel Corporation Device 27CBh 82801G (ICH7 Family) USB Universal Host Controller Command 0005h (I/O Access, BusMaster) Status 0280h (Supports Back-To-Back Trans., Medium Timing) Revision 01h, Header Type 00h, Bus Latency Timer 00h Self test 00h (Self test not supported) PCI Class Serial, type USB (UHCI) Subsystem ID 2A50103Ch Unknown Subsystem Vendor 103Ch Hewlett-Packard Company Address 4 is an I/O Port : 0000FB00h System IRQ 16, INT# D Bus 0 (PCI Express), Device Number 29, Device Function 7 Vendor 8086h Intel Corporation Device 27CCh 82801G (ICH7 Family) USB 2.0 Enhanced Host Controller Command 0006h (Memory Access, BusMaster) Status 0290h (Has Capabilities List, Supports Back-To-Back Trans., Medium Timing) Revision 01h, Header Type 00h, Bus Latency Timer 00h Self test 00h (Self test not supported) PCI Class Serial, type USB 2.0 (EHCI) Subsystem ID 2A50103Ch Unknown Subsystem Vendor 103Ch Hewlett-Packard Company Address 0 is a Memory Address (anywhere in 0-4Gb) : FDFFF000h System IRQ 23, INT# A New Capabilities List Present: Power Management Capability, Version 1.1 Does not support low power State D1 or D2 Supports PME# signalling from mode(s) D0, D3hot, D3cold PME# signalling is currently disabled Current Power State : D0 (Device operational, no power saving) 3.3v AUX Current required : 375mA Bus 0 (PCI Express), Device Number 30, Device Function 0 Vendor 8086h Intel Corporation Device 244Eh 82801GB Hub Interface to PCI Bridge (ICH7 A1 step) Command 0007h (I/O Access, Memory Access, BusMaster) Status 0010h (Has Capabilities List, Fast Timing) Revision E1h, Header Type 01h, Bus Latency Timer 00h Self test 00h (Self test not supported) PCI Class Bridge, type PCI to PCI (Subtractive Decode) PCI Bridge Information: Primary Bus Number 0, Secondary Bus Number 1, Subordinate Bus Number 1 Secondary Bus Command 0000h () Secondary Bus Status 2280h (Supports Back-To-Back Trans., Received Master Abort, Medium Timing) Secondary Bus Latency 20h I/O Port Range Passed to Secondary Bus : E000h to EFFFh (16-bit I/O space) Memory Range Passed to Secondary Bus : FDE00000h to FDEFFFFFh Prefetchable Memory Range Passed to Secondary Bus : None New Capabilities List Present: Subsystem ID & Subsystem Vendor ID Capability SSVID : 103Ch SSID : 2A50h Bus 0 (PCI Express), Device Number 31, Device Function 0 Vendor 8086h Intel Corporation Device 27B0h 82801GH (ICH7DH) LPC Interface Controller Command 0107h (I/O Access, Memory Access, BusMaster, System Errors) Status 0210h (Has Capabilities List, Medium Timing) Revision 01h, Header Type 80h, Bus Latency Timer 00h Self test 00h (Self test not supported) PCI Class Bridge, type PCI to ISA Subsystem ID 2A50103Ch Unknown Subsystem Vendor 103Ch Hewlett-Packard Company New Capabilities List Present: Vendor-Dependant Capability Bus 0 (PCI Express), Device Number 31, Device Function 1 Vendor 8086h Intel Corporation Device 27DFh 82801G (ICH7 Family) Ultra ATA Storage Controller Command 0005h (I/O Access, BusMaster) Status 0280h (Supports Back-To-Back Trans., Medium Timing) Revision 01h, Header Type 00h, Bus Latency Timer 00h Self test 00h (Self test not supported) PCI Class Storage, type IDE (ATA) PCI EIDE Controller Features : BusMaster EIDE is supported Primary Channel is at I/O Port 01F0h and IRQ 14 Secondary Channel is at I/O Port 0170h and IRQ 15 Subsystem ID 2A50103Ch Unknown Subsystem Vendor 103Ch Hewlett-Packard Company Address 0 is an I/O Port : 00000000h Address 1 is an I/O Port : 00000000h Address 2 is an I/O Port : 00000000h Address 3 is an I/O Port : 00000000h Address 4 is an I/O Port : 0000FA00h Bus 0 (PCI Express), Device Number 31, Device Function 2 Vendor 8086h Intel Corporation Device 27C3h 82801GB I/O Controller Hub SATA cc=RAID Command 0007h (I/O Access, Memory Access, BusMaster) Status 02B0h (Has Capabilities List, Supports 66MHz, Supports Back-To-Back Trans., Medium Timing) Revision 01h, Header Type 00h, Bus Latency Timer 00h Self test 00h (Self test not supported) PCI Class Storage, type RAID Subsystem ID 2A50103Ch Unknown Subsystem Vendor 103Ch Hewlett-Packard Company Address 0 is an I/O Port : 0000F900h Address 1 is an I/O Port : 0000F800h Address 2 is an I/O Port : 0000F700h Address 3 is an I/O Port : 0000F600h Address 4 is an I/O Port : 0000F500h Address 5 is a Memory Address (anywhere in 0-4Gb) : FDFFE000h System IRQ 19, INT# B New Capabilities List Present: Message Signalled Interrupt Capability MSI is disabled MSI function can generate 32-bit addresses Power Management Capability, Version 1.1 Does not support low power State D1 or D2 Supports PME# signalling from mode(s) D3hot PME# signalling is currently disabled Current Power State : D0 (Device operational, no power saving) Bus 0 (PCI Express), Device Number 31, Device Function 3 Vendor 8086h Intel Corporation Device 27DAh 82801G (ICH7 Family) SMBus Controller Command 0001h (I/O Access) Status 0280h (Supports Back-To-Back Trans., Medium Timing) Revision 01h, Header Type 00h, Bus Latency Timer 00h Self test 00h (Self test not supported) PCI Class Serial, type SMBus Controller Subsystem ID 2A50103Ch Unknown Subsystem Vendor 103Ch Hewlett-Packard Company Address 4 is an I/O Port : 00000500h System IRQ 11, INT# B Bus 1 (PCI), Device Number 1, Device Function 0 Vendor 11C1h Lucent/Agere Systems (Was: AT&T MicroElectronics) Device 5811h FW322/323 IEEE1394 OHCI FireWire Controller Command 0006h (Memory Access, BusMaster) Status 0290h (Has Capabilities List, Supports Back-To-Back Trans., Medium Timing) Revision 70h, Header Type 00h, Bus Latency Timer 20h Minimum Bus Grant 0Ch, Maximum Bus Latency 18h Self test 00h (Self test not supported) Cache line size 32 Bytes (8 DWords) PCI Class Serial, type OHCI FireWire Subsystem ID 2A50103Ch Unknown Subsystem Vendor 103Ch Hewlett-Packard Company Address 0 is a Memory Address (anywhere in 0-4Gb) : FDEFF000h System IRQ 20, INT# A New Capabilities List Present: Power Management Capability, Version 1.1 Supports low power State D1 Supports low power State D2 Supports PME# signalling from mode(s) D0, D1, D2, D3hot PME# signalling is currently disabled Current Power State : D0 (Device operational, no power saving) Bus 1 (PCI), Device Number 4, Device Function 0 Vendor 14F1h Conexant Systems Device 2F20h CX11256 Software data fax modem with SmartCP Command 0007h (I/O Access, Memory Access, BusMaster) Status 0290h (Has Capabilities List, Supports Back-To-Back Trans., Medium Timing) Revision 00h, Header Type 00h, Bus Latency Timer 20h Self test 00h (Self test not supported) PCI Class Simple Communication, type Other Subsystem ID 200C14F1h Unknown Subsystem Vendor 14F1h Conexant Systems Address 0 is a Memory Address (anywhere in 0-4Gb) : FDEE0000h Address 1 is an I/O Port : 0000EF00h System IRQ 16, INT# A New Capabilities List Present: Power Management Capability, Version 1.1 Does not support low power State D1 or D2 Supports PME# signalling from mode(s) D3hot, D3cold PME# signalling is currently disabled Current Power State : D0 (Device operational, no power saving) 3.3v AUX Current required : 0mA (Self powered) Bus 1 (PCI), Device Number 8, Device Function 0 Vendor 8086h Intel Corporation Device 27DCh 82801GB I/O Controller Hub LAN Command 0007h (I/O Access, Memory Access, BusMaster) Status 0290h (Has Capabilities List, Supports Back-To-Back Trans., Medium Timing) Revision 01h, Header Type 00h, Bus Latency Timer 20h Minimum Bus Grant 08h, Maximum Bus Latency 38h Self test 00h (Self test not supported) Cache line size 32 Bytes (8 DWords) PCI Class Network, type Ethernet Subsystem ID 2A50103Ch Unknown Subsystem Vendor 103Ch Hewlett-Packard Company Address 0 is a Memory Address (anywhere in 0-4Gb) : FDEFE000h Address 1 is an I/O Port : 0000EE00h System IRQ 20, INT# A New Capabilities List Present: Power Management Capability, Version 1.1 Supports low power State D1 Supports low power State D2 Supports PME# signalling from mode(s) D0, D1, D2, D3hot, D3cold PME# signalling is currently enabled Current Power State : D0 (Device operational, no power saving) Power Data Registers Information: D0 Power Consumed: 580mW D1 Power Consumed: 400mW D2 Power Consumed: 400mW D3 Power Consumed: 400mW D0 Power Dissipated: 580mW D1 Power Dissipated: 400mW D2 Power Dissipated: 400mW D3 Power Dissipated: 400mW IRQ Summary: IRQs 11,14,15,16,18,19,20,23 are used by PCI devices Shared IRQs: IRQ 16 is shared by 4 PCI Devices IRQ 19 is shared by 2 PCI Devices IRQ 20 is shared by 2 PCI Devices IRQ 23 is shared by 2 PCI Devices IRQ control is currently managed by the system APIC controller - IRQ info is not actual hardware settings...