diff --git a/src/cop_handler.s b/src/cop_handler.s
deleted file mode 100644
index 25adab0..0000000
--- a/src/cop_handler.s
+++ /dev/null
@@ -1,46 +0,0 @@
-;;*****************************************************************************
-;;  Sentinel 65X Kernel
-;;
-;;  src/cop_handler.s
-;;*****************************************************************************
-
-#include "macros.h"
-
-	.section code
-
-	.public cop_handler_native
-
-cop_handler_native:
-	phb
-	phd
-	rep #0b00110000
-	sta long:tmp_register_a
-	tsc
-	sta long:external_stack_pointer
-	lda long:internal_stack_pointer
-	tcs
-	lda long:tmp_register_a
-
-	; When we get here, the X register contains the function number.
-	; A and Y may or may not contain parameters. None of those are
-	; expected to be preserved. The job here is to ID the function
-	; being called, marshall any parameters, and call it.
-
-	tsc
-	sta long:internal_stack_pointer
-	lda long:external_stack_pointer
-	tcs
-	pld
-	plb
-	rti
-
-	.section near
-
-tmp_register_a:
-	.space 2
-
-external_stack_pointer:
-	.space 2
-
-internal_stack_pointer:
-	.space 2