Reconfigure VM for boot into bios mode

Input:

vcvm:VC:VirtualMachine

var spec = new VcVirtualMachineConfigSpec() ;

spec.bootOptions= new VcVirtualMachineBootOptions() ;

spec.bootOptions.enterBIOSSetup = true;

task=vcvm.reconfigVM_Task(spec);
// Reconfigure Task will be created in vc