Lines Matching refs:Pci
2 PCI command register operations supporting functions implementation for PCI Bus module.
18 Operate the PCI register via PciIo function interface.
22 @param Offset The address within the PCI configuration space for the PCI controller.
24 @param PtrCommand Return buffer holding old PCI command, if operation is not EFI_SET_REGISTER.
46 Status = PciIo->Pci.Read (
68 return PciIo->Pci.Write (
91 if ((PciIoDevice->Pci.Hdr.Status & EFI_PCI_STATUS_CAPABILITY) != 0) {
107 @retval EFI_UNSUPPORTED Pci device does not support capability.
108 @retval EFI_NOT_FOUND Pci device support but can not find register block.
135 if (IS_CARDBUS_BRIDGE (&PciIoDevice->Pci)) {
137 PciIoDevice->PciIo.Pci.Read (
146 PciIoDevice->PciIo.Pci.Read (
157 PciIoDevice->PciIo.Pci.Read (
177 // Certain PCI device may incorrectly have capability pointing to itself,
199 @retval EFI_UNSUPPORTED Pci device does not support capability.
200 @retval EFI_NOT_FOUND Pci device support but can not find register block.
231 // Mask it to DWORD alignment per PCI spec
234 Status = PciIoDevice->PciIo.Pci.Read (
