PCI_msix_control
WriteConfig(device, info->capability_offset + PCI_msix_control, 2,
ReadConfig(device, info->capability_offset + PCI_msix_control, 2));
info->capability_offset + PCI_msix_control, 2);
WriteConfig(device, info->capability_offset + PCI_msix_control, 2,
gPCI->WriteConfig(device, info->capability_offset + PCI_msix_control, 2,