Please describe how to allocate physical memory in PEIM after permanent memory is installed?
1. Using a GUID Extension HOB
or 2. Within the PEI free memory space
Below is an instruction that describes a task. Write a response that appropriately completes the request. ### Instruction: Please describe how to allocate physical memory in PEIM after permanent memory is installed? ### Response: 1. Using a GUID Extension HOB
or 2. Within the PEI free memory space 