- // Is mSystemMemoryEnd initialized?\r
- cmp x1, #0\r
- bne _SetupStackPosition\r
-\r
- MOV64 (x1, FixedPcdGet64(PcdSystemMemoryBase) + FixedPcdGet64(PcdSystemMemorySize) - 1)\r
-\r
- // Update the global variable\r
- adr x2, mSystemMemoryEnd\r
- str x1, [x2]\r
-\r