# Enum - GuestOsDescriptorFirmwareType(vim.vm.GuestOsDescriptor.FirmwareType)

Since
  vSphere API 5.0

## Enum Description

Firmware types

Enum Constants

Name | Description
--- | ---
bios |
efi |

Show WSDL type definition
<simpleType xmlns="http://www.w3.org/2001/XMLSchema" xmlns:vsan="urn:vsan" name="GuestOsDescriptorFirmwareType"> <restriction base="xsd:string"> <enumeration value="bios"/> <enumeration value="efi"/> </restriction> </simpleType>