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diff --git a/target_firmware/magpie_fw_dev/build/magpie_1_1/sboot/athos/src/xtos/ints-on.S b/target_firmware/magpie_fw_dev/build/magpie_1_1/sboot/athos/src/xtos/ints-on.S
deleted file mode 100755
index 1225e4b..0000000
--- a/target_firmware/magpie_fw_dev/build/magpie_1_1/sboot/athos/src/xtos/ints-on.S
+++ /dev/null
@@ -1,75 +0,0 @@
-// ints-on.S - Interrupt related assembler code - _xtos_ints_on
-
-// Copyright (c) 2004-2010 Tensilica Inc.
-//
-// Permission is hereby granted, free of charge, to any person obtaining
-// a copy of this software and associated documentation files (the
-// "Software"), to deal in the Software without restriction, including
-// without limitation the rights to use, copy, modify, merge, publish,
-// distribute, sublicense, and/or sell copies of the Software, and to
-// permit persons to whom the Software is furnished to do so, subject to
-// the following conditions:
-//
-// The above copyright notice and this permission notice shall be included
-// in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
-// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
-// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
-// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
-// SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-#include <xtensa/coreasm.h>
-#include <xtensa/config/specreg.h>
-#include "xtos-internal.h"
-
-
-/***************************************************************************
- *  _xtos_ints_on() and _xtos_ints_off() are used
- *  to enable and disable interrupts from C code;
- *  they can be called from the application or from a C interrupt handler.
- */
-
-
-// u32  _xtos_ints_on( u32 mask );
-//	Enables a set of interrupts.
-//	With INTENABLE virtualizing, does not simply set INTENABLE directly, but rather
-//	computes it as a function of the current virtual priority.
-//
-//	MUST NOT be called when PS.INTLEVEL > XTOS_LOCKLEVEL
-//	(otherwise PS.INTLEVEL gets lowered; and operation may be inconsistent
-//	 if this is called in the handler of an interrupt of level > LOCKLEVEL).
-//
-	.text
-	.align 4
-	.global _xtos_ints_on
-	.type _xtos_ints_on,@function
-_xtos_ints_on:
-	abi_entry
-#if XCHAL_HAVE_INTERRUPTS
-# if XTOS_VIRTUAL_INTENABLE
-	movi	a4, _xtos_intstruct
-	xtos_lock	a7	// MUST USE highest address register of function to avoid window overflows in critical section
-	l32i	a3, a4, XTOS_ENABLED_OFS	// a3 = xtos_enabled
-	l32i	a6, a4, XTOS_VPRI_ENABLED_OFS	// a6 = xtos_vpri_enabled
-	or	a5, a3, a2			// xtos_enabled | mask
-	s32i	a5, a4, XTOS_ENABLED_OFS	// xtos_enabled |= mask
-	and	a5, a5, a6			// a5 = xtos_enabled & xtos_vpri_enabled
-# else
-	xtos_lock	a7	// MUST USE highest address register of function to avoid window overflows in critical section
-	rsr	a3, INTENABLE
-	//interlock
-	or	a5, a3, a2			// INTENABLE | mask
-# endif
-	wsr	a5, INTENABLE
-	xtos_unlock	a7
-	mov	a2, a3				// return previous (virtual or real) INTENABLE value
-#else /*XCHAL_HAVE_INTERRUPTS*/
-	movi	a2, 0		// this config does not have interrupts, so return 0
-#endif /*XCHAL_HAVE_INTERRUPTS*/
-	abi_return
-
-	.size	_xtos_ints_on, . - _xtos_ints_on
-