Installing RHEL 6.5 into UEFI bootable Dell R320 server

Objective: Install RHEL into R320 server with 64 bits image

Problem: After RHEL installation, RHEL unable to boot up and failed to find boot image

Solution:
- During the partition creation, /boot/efi partition has been left out.
- Therefore reinstall with /boot/efi partition solved this un-bootable issue.