## Physical Device Driver Reference

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### OEMHLP_PCI (0Bh) - Query PCI BIOS Information - Subfunction 00h

Category:
IOCTL_OEMHLP (80h)
Function:
OEMHLP_PCI (0Bh)
Description:
Query PCI BIOS Information - Subfunction 00h

Select an item:

    Description
    Parameter Packet Format
    Data Packet Format
    Remarks

This function returns information specific to the PCI BIOS installed on a machine, such as revision number and levels of support.