+* ```CAPSULE_ENABLE``` - Used to enable/disable capsule update features.\r
+ The default is FALSE for disabled. Add ```-D CAPSULE_ENABLE``` to the\r
+ build command line to enable capsule update features.\r
+ The build process generate capsule update image - QUARKFIRMWAREUPDATECAPSULEFMPPKCS7.Cap.\r
+ The user need copy QUARKFIRMWAREUPDATECAPSULEFMPPKCS7.Cap and CapsuleApp.efi\r
+ to a storage media attached to the Quark Board.\r
+ Then the user can boot to shell and run ```CapsuleApp QUARKFIRMWAREUPDATECAPSULEFMPPKCS7.Cap```.\r
+ In next reboot, the system firmware is updated.\r
+\r
+* ```RECOVERY_ENABLE``` - Used to enable/disable recovery features.\r
+ The default is FALSE for disabled. Add ```-D RECOVERY_ENABLE``` to the\r
+ build command line to enable recovery features.\r
+ The build process generates the recovery capsule image - QUARKREC.Cap.\r
+ Then the user need copy QUARKREC.Cap to a USB KEY, plug the USB KEY to the Quark Board.\r
+ In next boot, if a user runs ForceRecovery.efi in shell, or if a user presses the RESET button during power on, warm reset or REBOOT,\r
+ or if the FvMain is corrupted in flash, the system will boot into recovery mode.\r