.align 4
# Initial 16 slots are Exception Vectors
-VECTOR stext ; Restart Vector (jump to entry point)
+VECTOR res_service ; Reset Vector
VECTOR mem_service ; Mem exception
VECTOR instr_service ; Instrn Error
VECTOR EV_MachineCheck ; Fatal Machine check
flag 1
END(EV_DCError)
+; ---------------------------------------------
+; Memory Error Exception Handler
+; - Unlike ARCompact, handles Bus errors for both User/Kernel mode,
+; Instruction fetch or Data access, under a single Exception Vector
+; ---------------------------------------------
+
+ENTRY(mem_service)
+
+ EXCEPTION_PROLOGUE
+
+ lr r0, [efa]
+ mov r1, sp
+
+ FAKE_RET_FROM_EXCPN
+
+ bl do_memory_error
+ b ret_from_exception
+END(mem_service)
+
ENTRY(EV_Misaligned)
EXCEPTION_PROLOGUE