PCI
ATARep              Funct Report possible ATA devices by probing. Hard disks and CD/DVDs.
CATARep             Class class CATARep
PCIClassFind        Funct Find bus,dev,fun of Nth class_code dev.
PCIReadU16          Funct Read U16 in PCI configspace at bus,dev,fun,reg.
PCIReadU32          Funct Read U32 in PCI configspace at bus,dev,fun,reg.
PCIReadU8           Funct Read U8 in PCI configspace at bus,dev,fun,reg.
PCIRep              Funct Report description of PCI devices.
PCIWriteU16         Funct Write U16 in PCI configspace at bus,dev,fun,reg.
PCIWriteU32         Funct Write U32 in PCI configspace at bus,dev,fun,reg.
PCIWriteU8          Funct Write U8 in PCI configspace at bus,dev,fun,reg.
sys_PCIBIOS_service_dirGlbVar U32 sys_PCIBIOS_service_dir;//Far call routine in the BIOS
sys_pci_busses      GlbVar Number of PCI buses.
sys_pci_services    GlbVar _extern SYS_PCI_SERVICES U32 sys_pci_services;