From 756532724089085f84f3a82ab5f4b65d37422509 Mon Sep 17 00:00:00 2001
From: nakasima <nakasima@4ee2a332-4b2b-5046-8439-1ba90f034370>
Date: Mon, 23 Apr 2007 12:43:08 +0000
Subject: [PATCH] add SDK_DSTEG for development of debugger.

git-svn-id: file:///Users/lillianskinner/Downloads/platinum/twl/twl_wrapsdk/trunk@38 4ee2a332-4b2b-5046-8439-1ba90f034370
---
 build/buildtools/commondefs                   |   6 +-
 include/twl/specfiles/ARM7-BB.lcf.template    |   2 +-
 include/twl/specfiles/ARM7-DSTEG.lcf.template | 506 +++++++++++++++
 include/twl/specfiles/ARM7-DSTEG.lsf          |  40 ++
 include/twl/specfiles/ARM9-DSTEG.lcf.template | 600 ++++++++++++++++++
 include/twl/specfiles/ARM9-DSTEG.lsf          |  41 ++
 6 files changed, 1192 insertions(+), 3 deletions(-)
 create mode 100644 include/twl/specfiles/ARM7-DSTEG.lcf.template
 create mode 100644 include/twl/specfiles/ARM7-DSTEG.lsf
 create mode 100644 include/twl/specfiles/ARM9-DSTEG.lcf.template
 create mode 100644 include/twl/specfiles/ARM9-DSTEG.lsf

diff --git a/build/buildtools/commondefs b/build/buildtools/commondefs
index db6e66f..5fa5941 100644
--- a/build/buildtools/commondefs
+++ b/build/buildtools/commondefs
@@ -31,7 +31,7 @@ TWLSDK_VERSION_MAJOR	?= 0
 #
 # CodeGen Target
 #
-#	TWL_PLATFORM  = [BB/TEG/TS]
+#	TWL_PLATFORM  = [DSTEG/BB/TEG/TS]
 #	TWL_MEMSIZE   = [4M/8M]
 #	TWL_CODEGEN	= [ARM/THUMB]
 #	TWL_PROC      = [ARM9/ARM7]
@@ -240,8 +240,10 @@ MACRO_FLAGS += -DSDK_DEBUGGER_$(TWL_DEBUGGER)
 #----------------------------------------------------------------------------
 ### Work-around
 #
-# TEGではバイトアクセス不可のため
+# DS-TEGではバイトアクセス不可のため
+ifeq	($(TWL_PLATFORM),DSTEG)
 CCFLAGS_PROC	+= $(CW_AVOID_STRB)
+endif
 
 
 #----------------------------------------------------------------------------
diff --git a/include/twl/specfiles/ARM7-BB.lcf.template b/include/twl/specfiles/ARM7-BB.lcf.template
index 0a0be06..4c2ef4b 100644
--- a/include/twl/specfiles/ARM7-BB.lcf.template
+++ b/include/twl/specfiles/ARM7-BB.lcf.template
@@ -1,6 +1,6 @@
 #---------------------------------------------------------------------------
 #  Project:  TwlSDK - tools - makelcf
-#  File:     ARM7-TS.lcf.template
+#  File:     ARM7-BB.lcf.template
 #
 #  Copyright 2007 Nintendo.  All rights reserved.
 #
diff --git a/include/twl/specfiles/ARM7-DSTEG.lcf.template b/include/twl/specfiles/ARM7-DSTEG.lcf.template
new file mode 100644
index 0000000..0d2898c
--- /dev/null
+++ b/include/twl/specfiles/ARM7-DSTEG.lcf.template
@@ -0,0 +1,506 @@
+#---------------------------------------------------------------------------
+#  Project:  TwlSDK - tools - makelcf
+#  File:     ARM7-DSTEG.lcf.template
+#
+#  Copyright 2007 Nintendo.  All rights reserved.
+#
+#  These coded instructions, statements, and computer programs contain
+#  proprietary information of Nintendo of America Inc. and/or Nintendo
+#  Company Ltd., and are protected by Federal copyright law.  They may
+#  not be disclosed to third parties or copied or duplicated in any form,
+#  in whole or in part, without the prior written consent of Nintendo.
+#
+#  $Log: $
+#  $NoKeywords: $
+#---------------------------------------------------------------------------
+MEMORY
+{
+	<STATIC.NAME>           (RWX) : ORIGIN = <STATIC.ADDRESS>,   LENGTH = 0x0 # >  <STATIC.NAME><PROPERTY.SUFFIX>
+	<FOREACH.AUTOLOADS>
+	<AUTOLOAD.NAME>         (RWX) : ORIGIN = <AUTOLOAD.ADDRESS>, LENGTH = 0x0 # >> <STATIC.NAME><PROPERTY.SUFFIX>
+	<END.AUTOLOADS>
+	binary.AUTOLOAD_INFO		(RWX) : ORIGIN = 0, LENGTH = 0x0 > <STATIC.NAME><PROPERTY.SUFFIX>
+	
+	<PROPERTY.OVERLAYDEFS>	(RW)  : ORIGIN = AFTER(<STATIC.NAME>), LENGTH = 0x0 > <PROPERTY.OVERLAYDEFS><PROPERTY.SUFFIX>
+	<PROPERTY.OVERLAYTABLE>	(RW)  : ORIGIN = AFTER(<STATIC.NAME>), LENGTH = 0x0 > <PROPERTY.OVERLAYTABLE><PROPERTY.SUFFIX>
+	<FOREACH.OVERLAYS>
+	<OVERLAY.NAME>          (RWXO): ORIGIN = <OVERLAY.ADDRESS>, LENGTH = 0x0 > <OVERLAY.NAME><PROPERTY.SUFFIX>
+	<END.OVERLAYS>
+	arena.MAIN                 (RW)  : ORIGIN = AFTER(<STATIC.NAME><FOREACH.OVERLAYS>,<OVERLAY.NAME><END.OVERLAYS>), LENGTH = 0x0
+	check.WORKRAM		(RWX) : ORIGIN = 0x037f8000, LENGTH = 0x10000 > workram.check
+}
+
+SECTIONS
+{
+	############################ STATIC #################################
+	.<STATIC.NAME>:
+	{
+	ALIGNALL(4);			. = ALIGN(4);	# Fit to cache line
+					<IF.NITRO_LCFSPEC.GE.2>
+					<FOREACH.STATIC.SEARCHSYMBOLS>
+					SEARCH_SYMBOL <STATIC.SEARCHSYMBOL>;
+					<END.STATIC.SEARCHSYMBOLS>
+					<ENDIF>
+	#
+	#  TEXT BLOCK: READ ONLY
+	#
+	SDK_STATIC_START		=.;
+	SDK_STATIC_TEXT_START		=.;
+					#:::::::::: text/rodata
+					OBJECT(_start,*)
+					crt0.o (.text)
+					<FOREACH.STATIC.OBJECTS=.text>
+					<STATIC.OBJECT=.text:t>
+					<END.STATIC.OBJECTS>
+					<FOREACH.STATIC.LIBRARIES=.text>
+					<STATIC.LIBRARY=.text:t>
+					<END.STATIC.LIBRARIES>
+					. = ALIGN(4);
+					* (.exception)
+					. = ALIGN(4);
+	SDK_STATIC_ETABLE_START		=.;
+					EXCEPTION
+	SDK_STATIC_ETABLE_END		=.;
+					. = ALIGN(4);
+					<FOREACH.STATIC.OBJECTS=.init>
+					<STATIC.OBJECT=.init:t>
+					<END.STATIC.OBJECTS>
+					<FOREACH.STATIC.LIBRARIES=.init>
+					<STATIC.LIBRARY=.init:t>
+					<END.STATIC.LIBRARIES>
+					. = ALIGN(4);
+					<FOREACH.STATIC.OBJECTS=.rodata>
+					<STATIC.OBJECT=.rodata:t>
+					<END.STATIC.OBJECTS>
+					<FOREACH.STATIC.LIBRARIES=.rodata>
+					<STATIC.LIBRARY=.rodata:t>
+					<END.STATIC.LIBRARIES>
+					. = ALIGN(4);
+
+	SDK_STATIC_SINIT_START		=.;
+					#:::::::::: ctor
+					<FOREACH.STATIC.OBJECTS=.ctor>
+					<STATIC.OBJECT=.ctor:t>
+					<END.STATIC.OBJECTS>
+					<FOREACH.STATIC.LIBRARIES=.ctor>
+					<STATIC.LIBRARY=.ctor:t>
+					<END.STATIC.LIBRARIES>
+					WRITEW	0;
+					#:::::::::: ctor
+	SDK_STATIC_SINIT_END		=.;
+
+					#:::::::::: text/rodata
+					. = ALIGN(4);
+	SDK_STATIC_TEXT_END		=.;
+	
+	#
+	#  DATA BLOCK: READ WRITE
+	#
+	SDK_STATIC_DATA_START		=.;
+					#:::::::::: data
+					<FOREACH.STATIC.OBJECTS=.wram>
+					<STATIC.OBJECT=.wram:t>
+					<END.STATIC.OBJECTS>
+					<FOREACH.STATIC.LIBRARIES=.wram>
+					<STATIC.LIBRARY=.wram:t>
+					<END.STATIC.LIBRARIES>
+					. = ALIGN(4);
+					<FOREACH.STATIC.OBJECTS=.sdata>
+					<STATIC.OBJECT=.sdata:t>
+					<END.STATIC.OBJECTS>
+					<FOREACH.STATIC.LIBRARIES=.sdata>
+					<STATIC.LIBRARY=.sdata:t>
+					<END.STATIC.LIBRARIES>
+					. = ALIGN(4);
+					<FOREACH.STATIC.OBJECTS=.data>
+					<STATIC.OBJECT=.data:t>
+					<END.STATIC.OBJECTS>
+					<FOREACH.STATIC.LIBRARIES=.data>
+					<STATIC.LIBRARY=.data:t>
+					<END.STATIC.LIBRARIES>
+					. = ALIGN(4);
+					#:::::::::: data
+					. = ALIGN(4);
+	SDK_STATIC_DATA_END		=.;
+	SDK_STATIC_END			=.;
+
+	SDK_STATIC_TEXT_SIZE		= SDK_STATIC_TEXT_END - SDK_STATIC_TEXT_START;
+	SDK_STATIC_DATA_SIZE		= SDK_STATIC_DATA_END - SDK_STATIC_DATA_START;
+	SDK_STATIC_SIZE			= SDK_STATIC_END      - SDK_STATIC_START;
+	__sinit__			= SDK_STATIC_SINIT_START;	# for static initializer
+	__exception_table_start__	= SDK_STATIC_ETABLE_START;	# for exception table
+	__exception_table_end__		= SDK_STATIC_ETABLE_END;	# for exception table
+	} > <STATIC.NAME>
+
+	.<STATIC.NAME>.bss:
+	{
+	ALIGNALL(4);			. = ALIGN(4);
+					<IF.NITRO_LCFSPEC.GE.2>
+					<FOREACH.STATIC.SEARCHSYMBOLS>
+					SEARCH_SYMBOL <STATIC.SEARCHSYMBOL>;
+					<END.STATIC.SEARCHSYMBOLS>
+					<ENDIF>
+	#
+	#  BSS BLOCK
+	#
+	SDK_STATIC_BSS_START		=.;
+					#:::::::::: bss
+					<FOREACH.STATIC.OBJECTS=.sbss>
+					<STATIC.OBJECT=.sbss:t>
+					<END.STATIC.OBJECTS>
+					<FOREACH.STATIC.LIBRARIES=.sbss>
+					<STATIC.LIBRARY=.sbss:t>
+					<END.STATIC.LIBRARIES>
+					. = ALIGN(4);
+					<FOREACH.STATIC.OBJECTS=.bss>
+					<STATIC.OBJECT=.bss:t>
+					<END.STATIC.OBJECTS>
+					<FOREACH.STATIC.LIBRARIES=.bss>
+					<STATIC.LIBRARY=.bss:t>
+					<END.STATIC.LIBRARIES>
+					. = ALIGN(4);
+					#:::::::::: bss
+					. = ALIGN(4);
+	SDK_STATIC_BSS_END		= .;
+	SDK_STATIC_BSS_SIZE		= SDK_STATIC_BSS_END - SDK_STATIC_BSS_START;
+
+	} >> <STATIC.NAME>
+	
+	
+	############################ AUTOLOADS ##############################
+	SDK_AUTOLOAD.MAIN.START			= 0x027e0000;
+	SDK_AUTOLOAD.MAIN.END			= SDK_AUTOLOAD.MAIN.START;
+	SDK_AUTOLOAD.MAIN.BSS_END		= SDK_AUTOLOAD.MAIN.START;
+	SDK_AUTOLOAD.MAIN.SIZE			= 0;
+	SDK_AUTOLOAD.MAIN.BSS_SIZE		= 0;
+	SDK_AUTOLOAD.WRAM.START			= 0x037f8000;
+	SDK_AUTOLOAD.WRAM.END			= SDK_AUTOLOAD.WRAM.START;
+	SDK_AUTOLOAD.WRAM.BSS_END		= SDK_AUTOLOAD.WRAM.START;
+	SDK_AUTOLOAD.WRAM.SIZE			= 0;
+	SDK_AUTOLOAD.WRAM.BSS_SIZE		= 0;
+	SDK_AUTOLOAD_START			= SDK_STATIC_END;
+	SDK_AUTOLOAD_SIZE			= 0;
+	SDK_AUTOLOAD_NUMBER			= <NUMBER.AUTOLOADS>;
+
+<FOREACH.AUTOLOADS>
+	.<AUTOLOAD.NAME>:
+	{
+	ALIGNALL(4);				. = ALIGN(4);
+						<IF.NITRO_LCFSPEC.GE.2>
+						<FOREACH.AUTOLOAD.SEARCHSYMBOLS>
+						SEARCH_SYMBOL <AUTOLOAD.SEARCHSYMBOL>;
+						<END.AUTOLOAD.SEARCHSYMBOLS>
+						<ENDIF>
+	#
+	#   TEXT BLOCK: READ ONLY
+	#
+	SDK_AUTOLOAD_<AUTOLOAD.NAME>_ID		=<AUTOLOAD.ID>;
+	SDK_AUTOLOAD.<AUTOLOAD.NAME>.ID		=<AUTOLOAD.ID>;
+	SDK_AUTOLOAD.<AUTOLOAD.NAME>.START	=.;
+	SDK_AUTOLOAD.<AUTOLOAD.NAME>.TEXT_START	=.;
+						#:::::::::: text/rodata
+						<FOREACH.AUTOLOAD.OBJECTS=.text>
+						<AUTOLOAD.OBJECT=.text:t>
+						<END.AUTOLOAD.OBJECTS>
+						<FOREACH.AUTOLOAD.LIBRARIES=.text>
+						<AUTOLOAD.LIBRARY=.text:t>
+						<END.AUTOLOAD.LIBRARIES>
+						. = ALIGN(4);
+						<FOREACH.AUTOLOAD.OBJECTS=.rodata>
+						<AUTOLOAD.OBJECT=.rodata:t>
+						<END.AUTOLOAD.OBJECTS>
+						<FOREACH.AUTOLOAD.LIBRARIES=.rodata>
+						<AUTOLOAD.LIBRARY=.rodata:t>
+						<END.AUTOLOAD.LIBRARIES>
+						. = ALIGN(4);
+						#:::::::::: text/rodata
+	SDK_AUTOLOAD.<AUTOLOAD.NAME>.TEXT_END	=.;
+
+	#
+	#  DATA BLOCK: READ WRITE BLOCK
+	#
+	SDK_AUTOLOAD.<AUTOLOAD.NAME>.DATA_START	=.;
+						#:::::::::: data
+						<FOREACH.AUTOLOAD.OBJECTS=.wram>
+						<AUTOLOAD.OBJECT=.wram:t>
+						<END.AUTOLOAD.OBJECTS>
+						<FOREACH.AUTOLOAD.LIBRARIES=.wram>
+						<AUTOLOAD.LIBRARY=.wram:t>
+						<END.AUTOLOAD.LIBRARIES>
+						. = ALIGN(4);
+						<FOREACH.AUTOLOAD.OBJECTS=.sdata>
+						<AUTOLOAD.OBJECT=.sdata:t>
+						<END.AUTOLOAD.OBJECTS>
+						<FOREACH.AUTOLOAD.LIBRARIES=.sdata>
+						<AUTOLOAD.LIBRARY=.sdata:t>
+						<END.AUTOLOAD.LIBRARIES>
+						. = ALIGN(4);
+						<FOREACH.AUTOLOAD.OBJECTS=.data>
+						<AUTOLOAD.OBJECT=.data:t>
+						<END.AUTOLOAD.OBJECTS>
+						<FOREACH.AUTOLOAD.LIBRARIES=.data>
+						<AUTOLOAD.LIBRARY=.data:t>
+						<END.AUTOLOAD.LIBRARIES>
+						. = ALIGN(4);
+						#:::::::::: data
+	SDK_AUTOLOAD.<AUTOLOAD.NAME>.DATA_END	=.;
+	SDK_AUTOLOAD.<AUTOLOAD.NAME>.END	=.;
+	
+	SDK_AUTOLOAD.<AUTOLOAD.NAME>.TEXT_SIZE	= SDK_AUTOLOAD.<AUTOLOAD.NAME>.TEXT_END - SDK_AUTOLOAD.<AUTOLOAD.NAME>.TEXT_START;
+	SDK_AUTOLOAD.<AUTOLOAD.NAME>.DATA_SIZE	= SDK_AUTOLOAD.<AUTOLOAD.NAME>.DATA_END - SDK_AUTOLOAD.<AUTOLOAD.NAME>.DATA_START;
+	SDK_AUTOLOAD.<AUTOLOAD.NAME>.SIZE	= SDK_AUTOLOAD.<AUTOLOAD.NAME>.END      - SDK_AUTOLOAD.<AUTOLOAD.NAME>.START;
+	SDK_AUTOLOAD_SIZE			= SDK_AUTOLOAD_SIZE + SDK_AUTOLOAD.<AUTOLOAD.NAME>.SIZE;
+
+	} > <AUTOLOAD.NAME>
+
+	.<AUTOLOAD.NAME>.bss:
+	{
+	ALIGNALL(4);				. = ALIGN(4);
+						<IF.NITRO_LCFSPEC.GE.2>
+						<FOREACH.AUTOLOAD.SEARCHSYMBOLS>
+						SEARCH_SYMBOL <AUTOLOAD.SEARCHSYMBOL>;
+						<END.AUTOLOAD.SEARCHSYMBOLS>
+						<ENDIF>
+	#
+	#  BSS BLOCK
+	#
+	SDK_AUTOLOAD.<AUTOLOAD.NAME>.BSS_START	= .;
+						#:::::::::: bss
+						<FOREACH.AUTOLOAD.OBJECTS=.sbss>
+						<AUTOLOAD.OBJECT=.sbss:t>
+						<END.AUTOLOAD.OBJECTS>
+						<FOREACH.AUTOLOAD.LIBRARIES=.sbss>
+						<AUTOLOAD.LIBRARY=.sbss:t>
+						<END.AUTOLOAD.LIBRARIES>
+						. = ALIGN(4);
+						<FOREACH.AUTOLOAD.OBJECTS=.bss>
+						<AUTOLOAD.OBJECT=.bss:t>
+						<END.AUTOLOAD.OBJECTS>
+						<FOREACH.AUTOLOAD.LIBRARIES=.bss>
+						<AUTOLOAD.LIBRARY=.bss:t>
+						<END.AUTOLOAD.LIBRARIES>
+						. = ALIGN(4);
+						<FOREACH.AUTOLOAD.OBJECTS=.wram>
+						<AUTOLOAD.OBJECT=.wram.bss:t>
+						<END.AUTOLOAD.OBJECTS>
+						<FOREACH.AUTOLOAD.LIBRARIES=.wram>
+						<AUTOLOAD.LIBRARY=.wram.bss:t>
+						<END.AUTOLOAD.LIBRARIES>
+						. = ALIGN(4);
+						#:::::::::: bss
+						. = ALIGN(4);
+	SDK_AUTOLOAD.<AUTOLOAD.NAME>.BSS_END	= .;
+
+	SDK_AUTOLOAD.<AUTOLOAD.NAME>.BSS_SIZE	= SDK_AUTOLOAD.<AUTOLOAD.NAME>.BSS_END - SDK_AUTOLOAD.<AUTOLOAD.NAME>.BSS_START;
+
+	} >> <AUTOLOAD.NAME>
+
+<END.AUTOLOADS>
+
+	SDK_AUTOLOAD_MAIN_START			= SDK_AUTOLOAD.MAIN.START;
+	SDK_AUTOLOAD_MAIN_END			= SDK_AUTOLOAD.MAIN.END;
+	SDK_AUTOLOAD_MAIN_BSS_END		= SDK_AUTOLOAD.MAIN.BSS_END;
+	SDK_AUTOLOAD_MAIN_SIZE			= SDK_AUTOLOAD.MAIN.SIZE;
+	SDK_AUTOLOAD_MAIN_BSS_SIZE		= SDK_AUTOLOAD.MAIN.BSS_SIZE;
+	SDK_AUTOLOAD_WRAM_START			= SDK_AUTOLOAD.WRAM.START;
+	SDK_AUTOLOAD_WRAM_END			= SDK_AUTOLOAD.WRAM.END;
+	SDK_AUTOLOAD_WRAM_BSS_END		= SDK_AUTOLOAD.WRAM.BSS_END;
+	SDK_AUTOLOAD_WRAM_SIZE			= SDK_AUTOLOAD.WRAM.SIZE;
+	SDK_AUTOLOAD_WRAM_BSS_SIZE		= SDK_AUTOLOAD.WRAM.BSS_SIZE;
+
+	############################ AUTOLOAD_INFO ##########################
+	.binary.AUTOLOAD_INFO:
+	{
+<FOREACH.AUTOLOADS>
+		WRITEW ADDR(.<AUTOLOAD.NAME>);
+		WRITEW SDK_AUTOLOAD.<AUTOLOAD.NAME>.SIZE;
+		WRITEW SDK_AUTOLOAD.<AUTOLOAD.NAME>.BSS_SIZE;
+<END.AUTOLOADS>
+	} > binary.AUTOLOAD_INFO
+	
+	SDK_AUTOLOAD_LIST			= SDK_AUTOLOAD_START + SDK_AUTOLOAD_SIZE;
+	SDK_AUTOLOAD_LIST_END			= SDK_AUTOLOAD_START + SDK_AUTOLOAD_SIZE + SIZEOF(.binary.AUTOLOAD_INFO);
+	SDK_AUTOLOAD_SIZE			= SDK_AUTOLOAD_SIZE  + SIZEOF(.binary.AUTOLOAD_INFO);
+
+	############################ OVERLAYS ###############################
+	SDK_OVERLAY_NUMBER 			= <NUMBER.OVERLAYS>;
+
+<FOREACH.OVERLAYS>
+	.<OVERLAY.NAME>:<IF.NITRO_LCFSPEC.GE.2><OVERLAY.NAME><ENDIF>
+	{
+	ALIGNALL(4);				. = ALIGN(4);
+						<IF.NITRO_LCFSPEC.GE.2>
+						<FOREACH.OVERLAY.SEARCHSYMBOLS>
+						SEARCH_SYMBOL <OVERLAY.SEARCHSYMBOL>;
+						<END.OVERLAY.SEARCHSYMBOLS>
+						<ENDIF>
+	#
+	#   TEXT BLOCK: READ ONLY
+	#
+	SDK_OVERLAY_<OVERLAY.NAME>_ID		=<OVERLAY.ID>;	### SEGMENT <OVERLAY.NAME> OVERLAY ID
+	SDK_OVERLAY.<OVERLAY.NAME>.ID		=<OVERLAY.ID>;
+	SDK_OVERLAY.<OVERLAY.NAME>.START	=.;
+	SDK_OVERLAY.<OVERLAY.NAME>.TEXT_START	=.;
+						#:::::::::: text/rodata
+						<FOREACH.OVERLAY.OBJECTS=.text>
+						<OVERLAY.OBJECT=.text:t>
+						<END.OVERLAY.OBJECTS>
+						<FOREACH.OVERLAY.LIBRARIES=.text>
+						<OVERLAY.LIBRARY=.text:t>
+						<END.OVERLAY.LIBRARIES>
+						. = ALIGN(4);
+						<FOREACH.OVERLAY.OBJECTS=.rodata>
+						<OVERLAY.OBJECT=.rodata:t>
+						<END.OVERLAY.OBJECTS>
+						<FOREACH.OVERLAY.LIBRARIES=.rodata>
+						<OVERLAY.LIBRARY=.rodata:t>
+						<END.OVERLAY.LIBRARIES>
+						. = ALIGN(4);
+						<FOREACH.OVERLAY.OBJECTS=.init>
+						<OVERLAY.OBJECT=.init:t>
+						<END.OVERLAY.OBJECTS>
+						<FOREACH.OVERLAY.LIBRARIES=.init>
+						<OVERLAY.LIBRARY=.init:t>
+						<END.OVERLAY.LIBRARIES>
+						. = ALIGN(4);
+	SDK_OVERLAY.<OVERLAY.NAME>.SINIT_START	=.;
+						#:::::::::: ctor
+						<FOREACH.OVERLAY.OBJECTS=.ctor>
+						<OVERLAY.OBJECT=.ctor:t>
+						<END.OVERLAY.OBJECTS>
+						<FOREACH.OVERLAY.LIBRARIES=.ctor>
+						<OVERLAY.LIBRARY=.ctor:t>
+						<END.OVERLAY.LIBRARIES>
+						WRITEW	0;
+						#:::::::::: ctor
+	SDK_OVERLAY.<OVERLAY.NAME>.SINIT_END	=.;
+
+						#:::::::::: text/rodata
+						. = ALIGN(4);
+	SDK_OVERLAY.<OVERLAY.NAME>.TEXT_END	=.;
+
+	#
+	#  DATA BLOCK: READ WRITE
+	#
+	SDK_OVERLAY.<OVERLAY.NAME>.DATA_START	=.;
+						#:::::::::: data
+						<FOREACH.OVERLAY.OBJECTS=.sdata>
+						<OVERLAY.OBJECT=.sdata:t>
+						<END.OVERLAY.OBJECTS>
+						<FOREACH.OVERLAY.LIBRARIES=.sdata>
+						<OVERLAY.LIBRARY=.sdata:t>
+						<END.OVERLAY.LIBRARIES>
+						. = ALIGN(4);
+						<FOREACH.OVERLAY.OBJECTS=.data>
+						<OVERLAY.OBJECT=.data:t>
+						<END.OVERLAY.OBJECTS>
+						<FOREACH.OVERLAY.LIBRARIES=.data>
+						<OVERLAY.LIBRARY=.data:t>
+						<END.OVERLAY.LIBRARIES>
+						. = ALIGN(4);
+						#:::::::::: data
+						. = ALIGN(4);
+	SDK_OVERLAY.<OVERLAY.NAME>.DATA_END	=.;
+	SDK_OVERLAY.<OVERLAY.NAME>.END		=.;
+
+	SDK_OVERLAY.<OVERLAY.NAME>.TEXT_SIZE	= SDK_OVERLAY.<OVERLAY.NAME>.TEXT_END - SDK_OVERLAY.<OVERLAY.NAME>.TEXT_START;
+	SDK_OVERLAY.<OVERLAY.NAME>.DATA_SIZE	= SDK_OVERLAY.<OVERLAY.NAME>.DATA_END - SDK_OVERLAY.<OVERLAY.NAME>.DATA_START;
+	SDK_OVERLAY.<OVERLAY.NAME>.SIZE		= SDK_OVERLAY.<OVERLAY.NAME>.END      - SDK_OVERLAY.<OVERLAY.NAME>.START;
+
+	} > <OVERLAY.NAME>
+
+	.<OVERLAY.NAME>.bss:<IF.NITRO_LCFSPEC.GE.2><OVERLAY.NAME><ENDIF>
+	{
+	ALIGNALL(4);				. = ALIGN(4);
+						<IF.NITRO_LCFSPEC.GE.2>
+						<FOREACH.OVERLAY.SEARCHSYMBOLS>
+						SEARCH_SYMBOL <OVERLAY.SEARCHSYMBOL>;
+						<END.OVERLAY.SEARCHSYMBOLS>
+						<ENDIF>
+	#
+	#  BSS BLOCK
+	#
+	SDK_OVERLAY.<OVERLAY.NAME>.BSS_START	= .;
+						#:::::::::: bss
+						<FOREACH.OVERLAY.OBJECTS=.bss>
+						<OVERLAY.OBJECT=.bss:t>
+						<END.OVERLAY.OBJECTS>
+						<FOREACH.OVERLAY.LIBRARIES=.bss>
+						<OVERLAY.LIBRARY=.bss:t>
+						<END.OVERLAY.LIBRARIES>
+						. = ALIGN(4);
+						<FOREACH.OVERLAY.OBJECTS=.sbss>
+						<OVERLAY.OBJECT=.sbss:t>
+						<END.OVERLAY.OBJECTS>
+						<FOREACH.OVERLAY.LIBRARIES=.sbss>
+						<OVERLAY.LIBRARY=.sbss:t>
+						<END.OVERLAY.LIBRARIES>
+						. = ALIGN(4);
+						#:::::::::: bss
+						. = ALIGN(4);
+	SDK_OVERLAY.<OVERLAY.NAME>.BSS_END	= .;
+
+	SDK_OVERLAY.<OVERLAY.NAME>.BSS_SIZE	= SDK_OVERLAY.<OVERLAY.NAME>.BSS_END - SDK_OVERLAY.<OVERLAY.NAME>.BSS_START;
+	
+	} >> <OVERLAY.NAME>
+
+<END.OVERLAYS>
+	
+	
+	############################ ARENA ##################################
+	.arena.MAIN:
+	{
+						. = ALIGN(4);
+		SDK_SECTION_ARENA_START		=.;
+	} > arena.MAIN
+	
+	
+	############################ OVERLAYDEFS ############################
+	.<PROPERTY.OVERLAYDEFS>:
+	{
+		###  <STATIC.NAME> module information 
+		WRITEW ADDR(.<STATIC.NAME>);			# load address
+		WRITEW _start;					# entry address
+		WRITEW SDK_STATIC_SIZE + SDK_AUTOLOAD_SIZE;	# size of module
+		WRITEW _start_AutoloadDoneCallback;		# callback autoload done
+		
+		###  overlay filename 
+		<FOREACH.OVERLAYS>
+		WRITES ("<OVERLAY.NAME><PROPERTY.SUFFIX>");	# Overlay <OVERLAY.ID>
+		<END.OVERLAYS>
+	
+	} > <PROPERTY.OVERLAYDEFS>
+
+
+	############################ OVERLAYTABLE ###########################
+	.<PROPERTY.OVERLAYTABLE>:
+	{
+		<FOREACH.OVERLAYS>
+		#	 Overlay <OVERLAY.ID>
+		WRITEW <OVERLAY.ID>;				# overlay ID
+		WRITEW ADDR(.<OVERLAY.NAME>);			# load address
+		WRITEW SDK_OVERLAY.<OVERLAY.NAME>.SIZE;		# size of module
+		WRITEW SDK_OVERLAY.<OVERLAY.NAME>.BSS_SIZE;	# size of bss
+		WRITEW SDK_OVERLAY.<OVERLAY.NAME>.SINIT_START;	# start address of static init
+		WRITEW SDK_OVERLAY.<OVERLAY.NAME>.SINIT_END;	# end address of static init
+		WRITEW <OVERLAY.ID>;				# ROM file ID
+		WRITEW 0;					# Reserved
+		
+		<END.OVERLAYS>
+		
+	} > <PROPERTY.OVERLAYTABLE>
+	
+	
+	############################ OTHERS #################################
+	SDK_WRAM_ARENA_LO    = SDK_AUTOLOAD.WRAM.BSS_END;
+	SDK_SUBPRIV_ARENA_LO = SDK_AUTOLOAD.MAIN.BSS_END;
+	SDK_IRQ_STACKSIZE = <STATIC.IRQSTACKSIZE>;	# allocated in WRAM
+	SDK_SYS_STACKSIZE = <STATIC.STACKSIZE>;		# allocated in WRAM
+	
+	# work ram size checker => check AUTOLOAD_WRAM
+	SDK_SYS_STACKSIZE_SIGN = (SDK_SYS_STACKSIZE < 0x80000000) * 2 - 1;
+	.check.WORKRAM:
+	{
+		. = . + SDK_AUTOLOAD.WRAM.BSS_END - 0x037f8000 + SDK_IRQ_STACKSIZE + SDK_SYS_STACKSIZE * SDK_SYS_STACKSIZE_SIGN;
+	} > check.WORKRAM
+}
diff --git a/include/twl/specfiles/ARM7-DSTEG.lsf b/include/twl/specfiles/ARM7-DSTEG.lsf
new file mode 100644
index 0000000..ab7d748
--- /dev/null
+++ b/include/twl/specfiles/ARM7-DSTEG.lsf
@@ -0,0 +1,40 @@
+#----------------------------------------------------------------------------
+# Project:  TwlSDK - include
+# File:     ARM7-DSTEG.lsf
+#
+# Copyright 2007 Nintendo.  All rights reserved.
+#
+# These coded insructions, statements, and computer programs contain
+# proprietary information of Nintendo of America Inc. and/or Nintendo
+# Company Ltd., and are protected by Federal copyright law.  They may
+# not be disclosed to third parties or copied or duplicated in any form,
+# in whole or in part, without the prior written consent of Nintendo.
+#
+# $Log: $
+# $NoKeywords: $
+#----------------------------------------------------------------------------
+#
+#  Nitro LCF SPEC FILE
+#
+
+Static $(TARGET_NAME)
+{
+	Address		0x02f80000
+	Library		crt0.o
+	StackSize	1024 512
+}
+
+#Objects on MAIN RAM	# nothing for elf2bin
+#Autoload MAIN
+#{
+#	Address		0x027e0000
+#	Library		
+#}
+
+Autoload WRAM
+{
+	Address		0x037f8000
+	Object		$(OBJS_STATIC)
+	Library		$(LLIBS) $(GLIBS) $(CW_LIBS)
+	Object		* (.wram)
+}
diff --git a/include/twl/specfiles/ARM9-DSTEG.lcf.template b/include/twl/specfiles/ARM9-DSTEG.lcf.template
new file mode 100644
index 0000000..8172512
--- /dev/null
+++ b/include/twl/specfiles/ARM9-DSTEG.lcf.template
@@ -0,0 +1,600 @@
+#---------------------------------------------------------------------------
+#  Project:  TwlSDK - tools - makelcf
+#  File:     ARM9-DSTEG.lcf.template
+#
+#  Copyright 2007 Nintendo.  All rights reserved.
+#
+#  These coded instructions, statements, and computer programs contain
+#  proprietary information of Nintendo of America Inc. and/or Nintendo
+#  Company Ltd., and are protected by Federal copyright law.  They may
+#  not be disclosed to third parties or copied or duplicated in any form,
+#  in whole or in part, without the prior written consent of Nintendo.
+#
+#  $Log: $
+#  $NoKeywords: $
+#---------------------------------------------------------------------------
+MEMORY
+{
+	<STATIC.NAME>		(RWX) : ORIGIN = <STATIC.ADDRESS>,   LENGTH = 0x0 # >  <STATIC.NAME><PROPERTY.SUFFIX>
+	<FOREACH.AUTOLOADS>
+	<AUTOLOAD.NAME>		(RWX) : ORIGIN = <AUTOLOAD.ADDRESS>, LENGTH = 0x0 # >> <STATIC.NAME><PROPERTY.SUFFIX>
+	<END.AUTOLOADS>
+	binary.AUTOLOAD_INFO		(RWX) : ORIGIN = 0, LENGTH = 0x0 > <STATIC.NAME><PROPERTY.SUFFIX>
+	binary.STATIC_FOOTER		(RWX) : ORIGIN = 0, LENGTH = 0x0 >> <STATIC.NAME><PROPERTY.SUFFIX>
+	
+	<PROPERTY.OVERLAYDEFS>	(RW)  : ORIGIN = AFTER(<STATIC.NAME>), LENGTH = 0x0 > <PROPERTY.OVERLAYDEFS><PROPERTY.SUFFIX>
+	<PROPERTY.OVERLAYTABLE>	(RW)  : ORIGIN = AFTER(<STATIC.NAME>), LENGTH = 0x0 > <PROPERTY.OVERLAYTABLE><PROPERTY.SUFFIX>
+	<FOREACH.OVERLAYS>
+	<OVERLAY.NAME>		(RWXO): ORIGIN = <OVERLAY.ADDRESS>, LENGTH = 0x0 > <OVERLAY.NAME><PROPERTY.SUFFIX>
+	<END.OVERLAYS>
+	dummy.MAIN_EX		(RW)  : ORIGIN = 0x023e0000, LENGTH = 0x0
+	arena.MAIN			(RW)  : ORIGIN = AFTER(<STATIC.NAME><FOREACH.OVERLAYS=MAIN>,<OVERLAY.NAME><END.OVERLAYS>), LENGTH = 0x0
+	arena.MAIN_EX		(RW)  : ORIGIN = AFTER(dummy.MAIN_EX<FOREACH.OVERLAYS=MAINEX>,<OVERLAY.NAME><END.OVERLAYS>), LENGTH = 0x0
+	arena.ITCM		(RW)  : ORIGIN = AFTER(ITCM<FOREACH.OVERLAYS=ITCM>,<OVERLAY.NAME><END.OVERLAYS>), LENGTH = 0x0
+	arena.DTCM		(RW)  : ORIGIN = AFTER(DTCM<FOREACH.OVERLAYS=DTCM>,<OVERLAY.NAME><END.OVERLAYS>), LENGTH = 0x0
+	binary.MODULE_FILES		(RW)  : ORIGIN = 0x0, LENGTH = 0x0     > component.files
+	check.ITCM			(RWX) : ORIGIN = 0x0, LENGTH = 0x08000 > itcm.check
+	check.DTCM			(RW)  : ORIGIN = 0x0, LENGTH = 0x04000 > dtcm.check
+}
+
+FORCE_ACTIVE
+{
+	SVC_SoftReset
+}
+
+KEEP_SECTION
+{
+	.sinit
+}
+
+SECTIONS
+{
+	############################ STATIC #################################
+	.<STATIC.NAME>:
+	{
+	ALIGNALL(4);			. = ALIGN(32);	# Fit to cache line
+					<IF.NITRO_LCFSPEC.GE.2>
+					<FOREACH.STATIC.SEARCHSYMBOLS>
+					SEARCH_SYMBOL <STATIC.SEARCHSYMBOL>;
+					<END.STATIC.SEARCHSYMBOLS>
+					<ENDIF>
+	#
+	#  TEXT BLOCK: READ ONLY
+	#
+	SDK_STATIC_START		=.;
+	SDK_STATIC_TEXT_START		=.;
+					#:::::::::: text/rodata
+					libsyscall.a (.text)
+					crt0.o (.text)
+					crt0.o (.rodata)
+					* (.version)
+					OBJECT(TwlMain,*)
+					<FOREACH.STATIC.OBJECTS=.text>
+					<STATIC.OBJECT=.text:t>
+					<END.STATIC.OBJECTS>
+					<FOREACH.STATIC.LIBRARIES=.text>
+					<STATIC.LIBRARY=.text:t>
+					<END.STATIC.LIBRARIES>
+					. = ALIGN(4);
+					* (.exception)
+					. = ALIGN(4);
+	SDK_STATIC_ETABLE_START		=.;
+					EXCEPTION
+	SDK_STATIC_ETABLE_END		=.;
+					. = ALIGN(4);
+					<FOREACH.STATIC.OBJECTS=.init>
+					<STATIC.OBJECT=.init:t>
+					<END.STATIC.OBJECTS>
+					<FOREACH.STATIC.LIBRARIES=.init>
+					<STATIC.LIBRARY=.init:t>
+					<END.STATIC.LIBRARIES>
+					. = ALIGN(4);
+					<FOREACH.STATIC.OBJECTS=.rodata>
+					<STATIC.OBJECT=.rodata:t>
+					<END.STATIC.OBJECTS>
+					<FOREACH.STATIC.LIBRARIES=.rodata>
+					<STATIC.LIBRARY=.rodata:t>
+					<END.STATIC.LIBRARIES>
+					. = ALIGN(4);
+
+	SDK_STATIC_SINIT_START		=.;
+					#:::::::::: ctor
+					<FOREACH.STATIC.OBJECTS=.ctor>
+					<STATIC.OBJECT=.ctor:t>
+					<END.STATIC.OBJECTS>
+					<FOREACH.STATIC.LIBRARIES=.ctor>
+					<STATIC.LIBRARY=.ctor:t>
+					<END.STATIC.LIBRARIES>
+					<FOREACH.STATIC.OBJECTS=.sinit>
+					<STATIC.OBJECT=.sinit:t>
+					<END.STATIC.OBJECTS>
+					<FOREACH.STATIC.LIBRARIES=.sinit>
+					<STATIC.LIBRARY=.sinit:t>
+					<END.STATIC.LIBRARIES>
+					WRITEW	0;
+					#:::::::::: ctor
+	SDK_STATIC_SINIT_END		=.;
+
+					#:::::::::: text/rodata
+					. = ALIGN(32);
+	SDK_STATIC_TEXT_END		=.;
+	
+	#
+	#  DATA BLOCK: READ WRITE
+	#
+	SDK_STATIC_DATA_START		=.;
+					#:::::::::: data
+					<FOREACH.STATIC.OBJECTS=.sdata>
+					<STATIC.OBJECT=.sdata:t>
+					<END.STATIC.OBJECTS>
+					<FOREACH.STATIC.LIBRARIES=.sdata>
+					<STATIC.LIBRARY=.sdata:t>
+					<END.STATIC.LIBRARIES>
+					. = ALIGN(4);
+					<FOREACH.STATIC.OBJECTS=.data>
+					<STATIC.OBJECT=.data:t>
+					<END.STATIC.OBJECTS>
+					<FOREACH.STATIC.LIBRARIES=.data>
+					<STATIC.LIBRARY=.data:t>
+					<END.STATIC.LIBRARIES>
+					. = ALIGN(4);
+	SDK_OVERLAY_DIGEST		=.;
+					# NO DIGEST
+	SDK_OVERLAY_DIGEST_END		=.;
+					#:::::::::: data
+					. = ALIGN(32);
+	SDK_STATIC_DATA_END		=.;
+	SDK_STATIC_END			=.;
+
+	SDK_STATIC_TEXT_SIZE		= SDK_STATIC_TEXT_END - SDK_STATIC_TEXT_START;
+	SDK_STATIC_DATA_SIZE		= SDK_STATIC_DATA_END - SDK_STATIC_DATA_START;
+	SDK_STATIC_SIZE			= SDK_STATIC_END      - SDK_STATIC_START;
+	__sinit__			= SDK_STATIC_SINIT_START;	# for static initializer
+	__exception_table_start__	= SDK_STATIC_ETABLE_START;	# for exception table
+	__exception_table_end__		= SDK_STATIC_ETABLE_END;	# for exception table
+	} > <STATIC.NAME>
+
+	.<STATIC.NAME>.bss:
+	{
+	ALIGNALL(4);			. = ALIGN(32);
+					<IF.NITRO_LCFSPEC.GE.2>
+					<FOREACH.STATIC.SEARCHSYMBOLS>
+					SEARCH_SYMBOL <STATIC.SEARCHSYMBOL>;
+					<END.STATIC.SEARCHSYMBOLS>
+					<ENDIF>
+	#
+	#  BSS BLOCK
+	#
+	SDK_STATIC_BSS_START		=.;
+					#:::::::::: bss
+					<FOREACH.STATIC.OBJECTS=.sbss>
+					<STATIC.OBJECT=.sbss:t>
+					<END.STATIC.OBJECTS>
+					<FOREACH.STATIC.LIBRARIES=.sbss>
+					<STATIC.LIBRARY=.sbss:t>
+					<END.STATIC.LIBRARIES>
+					. = ALIGN(4);
+					<FOREACH.STATIC.OBJECTS=.bss>
+					<STATIC.OBJECT=.bss:t>
+					<END.STATIC.OBJECTS>
+					<FOREACH.STATIC.LIBRARIES=.bss>
+					<STATIC.LIBRARY=.bss:t>
+					<END.STATIC.LIBRARIES>
+					. = ALIGN(4);
+					#:::::::::: bss
+					. = ALIGN(32);
+	SDK_STATIC_BSS_END		= .;
+	SDK_STATIC_BSS_SIZE		= SDK_STATIC_BSS_END - SDK_STATIC_BSS_START;
+
+	} >> <STATIC.NAME>
+	
+	
+	############################ AUTOLOADS ##############################
+	SDK_AUTOLOAD.ITCM.START			= 0x01ff8000;
+	SDK_AUTOLOAD.ITCM.END			= SDK_AUTOLOAD.ITCM.START;
+	SDK_AUTOLOAD.ITCM.BSS_END		= SDK_AUTOLOAD.ITCM.START;
+	SDK_AUTOLOAD.ITCM.SIZE			= 0;
+	SDK_AUTOLOAD.ITCM.BSS_SIZE		= 0;
+	SDK_AUTOLOAD.DTCM.START			= 0x027e0000;
+	SDK_AUTOLOAD.DTCM.END			= SDK_AUTOLOAD.DTCM.START;
+	SDK_AUTOLOAD.DTCM.BSS_END		= SDK_AUTOLOAD.DTCM.START;
+	SDK_AUTOLOAD.DTCM.SIZE			= 0;
+	SDK_AUTOLOAD.DTCM.BSS_SIZE		= 0;
+	SDK_AUTOLOAD_START			= SDK_STATIC_END;
+	SDK_AUTOLOAD_SIZE			= 0;
+	SDK_AUTOLOAD_NUMBER			= <NUMBER.AUTOLOADS>;
+
+<FOREACH.AUTOLOADS>
+	.<AUTOLOAD.NAME>:
+	{
+	ALIGNALL(4);				. = ALIGN(32);
+						<IF.NITRO_LCFSPEC.GE.2>
+						<FOREACH.AUTOLOAD.SEARCHSYMBOLS>
+						SEARCH_SYMBOL <AUTOLOAD.SEARCHSYMBOL>;
+						<END.AUTOLOAD.SEARCHSYMBOLS>
+						<ENDIF>
+	#
+	#   TEXT BLOCK: READ ONLY
+	#
+	SDK_AUTOLOAD_<AUTOLOAD.NAME>_ID		=<AUTOLOAD.ID>;
+	SDK_AUTOLOAD.<AUTOLOAD.NAME>.ID		=<AUTOLOAD.ID>;
+	SDK_AUTOLOAD.<AUTOLOAD.NAME>.START	=.;
+	SDK_AUTOLOAD.<AUTOLOAD.NAME>.TEXT_START	=.;
+						#:::::::::: text/rodata
+						<FOREACH.AUTOLOAD.OBJECTS=.text>
+						<AUTOLOAD.OBJECT=.text:t>
+						<END.AUTOLOAD.OBJECTS>
+						<FOREACH.AUTOLOAD.LIBRARIES=.text>
+						<AUTOLOAD.LIBRARY=.text:t>
+						<END.AUTOLOAD.LIBRARIES>
+						. = ALIGN(4);
+						<FOREACH.AUTOLOAD.OBJECTS=.itcm>
+						<AUTOLOAD.OBJECT=.itcm:t>
+						<END.AUTOLOAD.OBJECTS>
+						<FOREACH.AUTOLOAD.LIBRARIES=.itcm>
+						<AUTOLOAD.LIBRARY=.itcm:t>
+						<END.AUTOLOAD.LIBRARIES>
+						. = ALIGN(4);
+						<FOREACH.AUTOLOAD.OBJECTS=.rodata>
+						<AUTOLOAD.OBJECT=.rodata:t>
+						<END.AUTOLOAD.OBJECTS>
+						<FOREACH.AUTOLOAD.LIBRARIES=.rodata>
+						<AUTOLOAD.LIBRARY=.rodata:t>
+						<END.AUTOLOAD.LIBRARIES>
+						. = ALIGN(4);
+						#:::::::::: text/rodata
+	SDK_AUTOLOAD.<AUTOLOAD.NAME>.TEXT_END	=.;
+
+	#
+	#  DATA BLOCK: READ WRITE BLOCK
+	#
+	SDK_AUTOLOAD.<AUTOLOAD.NAME>.DATA_START	=.;
+						#:::::::::: data
+						<FOREACH.AUTOLOAD.OBJECTS=.sdata>
+						<AUTOLOAD.OBJECT=.sdata:t>
+						<END.AUTOLOAD.OBJECTS>
+						<FOREACH.AUTOLOAD.LIBRARIES=.sdata>
+						<AUTOLOAD.LIBRARY=.sdata:t>
+						<END.AUTOLOAD.LIBRARIES>
+						. = ALIGN(4);
+						<FOREACH.AUTOLOAD.OBJECTS=.data>
+						<AUTOLOAD.OBJECT=.data:t>
+						<END.AUTOLOAD.OBJECTS>
+						<FOREACH.AUTOLOAD.LIBRARIES=.data>
+						<AUTOLOAD.LIBRARY=.data:t>
+						<END.AUTOLOAD.LIBRARIES>
+						. = ALIGN(4);
+						<FOREACH.AUTOLOAD.OBJECTS=.dtcm>
+						<AUTOLOAD.OBJECT=.dtcm:t>
+						<END.AUTOLOAD.OBJECTS>
+						<FOREACH.AUTOLOAD.LIBRARIES=.dtcm>
+						<AUTOLOAD.LIBRARY=.dtcm:t>
+						<END.AUTOLOAD.LIBRARIES>
+						. = ALIGN(4);
+						#:::::::::: data
+						. = ALIGN(32);
+	SDK_AUTOLOAD.<AUTOLOAD.NAME>.DATA_END	=.;
+	SDK_AUTOLOAD.<AUTOLOAD.NAME>.END	=.;
+	
+	SDK_AUTOLOAD.<AUTOLOAD.NAME>.TEXT_SIZE	= SDK_AUTOLOAD.<AUTOLOAD.NAME>.TEXT_END - SDK_AUTOLOAD.<AUTOLOAD.NAME>.TEXT_START;
+	SDK_AUTOLOAD.<AUTOLOAD.NAME>.DATA_SIZE	= SDK_AUTOLOAD.<AUTOLOAD.NAME>.DATA_END - SDK_AUTOLOAD.<AUTOLOAD.NAME>.DATA_START;
+	SDK_AUTOLOAD.<AUTOLOAD.NAME>.SIZE	= SDK_AUTOLOAD.<AUTOLOAD.NAME>.END	- SDK_AUTOLOAD.<AUTOLOAD.NAME>.START;
+	SDK_AUTOLOAD_SIZE			= SDK_AUTOLOAD_SIZE + SDK_AUTOLOAD.<AUTOLOAD.NAME>.SIZE;
+
+	} > <AUTOLOAD.NAME>
+
+	.<AUTOLOAD.NAME>.bss:
+	{
+	ALIGNALL(4);				. = ALIGN(32);
+						<IF.NITRO_LCFSPEC.GE.2>
+						<FOREACH.AUTOLOAD.SEARCHSYMBOLS>
+						SEARCH_SYMBOL <AUTOLOAD.SEARCHSYMBOL>;
+						<END.AUTOLOAD.SEARCHSYMBOLS>
+						<ENDIF>
+	#
+	#  BSS BLOCK
+	#
+	SDK_AUTOLOAD.<AUTOLOAD.NAME>.BSS_START	= .;
+						#:::::::::: bss
+						<FOREACH.AUTOLOAD.OBJECTS=.sbss>
+						<AUTOLOAD.OBJECT=.sbss:t>
+						<END.AUTOLOAD.OBJECTS>
+						<FOREACH.AUTOLOAD.LIBRARIES=.sbss>
+						<AUTOLOAD.LIBRARY=.sbss:t>
+						<END.AUTOLOAD.LIBRARIES>
+						. = ALIGN(4);
+						<FOREACH.AUTOLOAD.OBJECTS=.bss>
+						<AUTOLOAD.OBJECT=.bss:t>
+						<END.AUTOLOAD.OBJECTS>
+						<FOREACH.AUTOLOAD.LIBRARIES=.bss>
+						<AUTOLOAD.LIBRARY=.bss:t>
+						<END.AUTOLOAD.LIBRARIES>
+						. = ALIGN(4);
+						<FOREACH.AUTOLOAD.OBJECTS=.dtcm>
+						<AUTOLOAD.OBJECT=.dtcm.bss:t>
+						<END.AUTOLOAD.OBJECTS>
+						<FOREACH.AUTOLOAD.LIBRARIES=.dtcm>
+						<AUTOLOAD.LIBRARY=.dtcm.bss:t>
+						<END.AUTOLOAD.LIBRARIES>
+						. = ALIGN(4);
+						<FOREACH.AUTOLOAD.OBJECTS=.itcm>
+						<AUTOLOAD.OBJECT=.itcm.bss:t>
+						<END.AUTOLOAD.OBJECTS>
+						<FOREACH.AUTOLOAD.LIBRARIES=.itcm>
+						<AUTOLOAD.LIBRARY=.itcm.bss:t>
+						<END.AUTOLOAD.LIBRARIES>
+						. = ALIGN(4);
+						#:::::::::: bss
+						. = ALIGN(32);
+	SDK_AUTOLOAD.<AUTOLOAD.NAME>.BSS_END	= .;
+
+	SDK_AUTOLOAD.<AUTOLOAD.NAME>.BSS_SIZE	= SDK_AUTOLOAD.<AUTOLOAD.NAME>.BSS_END - SDK_AUTOLOAD.<AUTOLOAD.NAME>.BSS_START;
+
+	} >> <AUTOLOAD.NAME>
+
+<END.AUTOLOADS>
+
+	SDK_AUTOLOAD_ITCM_START			= SDK_AUTOLOAD.ITCM.START;
+	SDK_AUTOLOAD_ITCM_END			= SDK_AUTOLOAD.ITCM.END;
+	SDK_AUTOLOAD_ITCM_BSS_END		= SDK_AUTOLOAD.ITCM.BSS_END;
+	SDK_AUTOLOAD_ITCM_SIZE			= SDK_AUTOLOAD.ITCM.SIZE;
+	SDK_AUTOLOAD_ITCM_BSS_SIZE		= SDK_AUTOLOAD.ITCM.BSS_SIZE;
+	SDK_AUTOLOAD_DTCM_START			= SDK_AUTOLOAD.DTCM.START;
+	SDK_AUTOLOAD_DTCM_END			= SDK_AUTOLOAD.DTCM.END;
+	SDK_AUTOLOAD_DTCM_BSS_END		= SDK_AUTOLOAD.DTCM.BSS_END;
+	SDK_AUTOLOAD_DTCM_SIZE			= SDK_AUTOLOAD.DTCM.SIZE;
+	SDK_AUTOLOAD_DTCM_BSS_SIZE		= SDK_AUTOLOAD.DTCM.BSS_SIZE;
+
+	############################ AUTOLOAD_INFO ##########################
+	.binary.AUTOLOAD_INFO:
+	{
+<FOREACH.AUTOLOADS>
+		WRITEW ADDR(.<AUTOLOAD.NAME>);
+		WRITEW SDK_AUTOLOAD.<AUTOLOAD.NAME>.SIZE;
+		WRITEW SDK_AUTOLOAD.<AUTOLOAD.NAME>.BSS_SIZE;
+<END.AUTOLOADS>
+	} > binary.AUTOLOAD_INFO
+	
+	SDK_AUTOLOAD_LIST			= SDK_AUTOLOAD_START + SDK_AUTOLOAD_SIZE;
+	SDK_AUTOLOAD_LIST_END			= SDK_AUTOLOAD_START + SDK_AUTOLOAD_SIZE + SIZEOF(.binary.AUTOLOAD_INFO);
+	SDK_AUTOLOAD_SIZE			= SDK_AUTOLOAD_SIZE  + SIZEOF(.binary.AUTOLOAD_INFO);
+	
+	############################ STATIC_FOOTER ##########################
+	.binary.STATIC_FOOTER:
+	{
+		WRITEW 0xdec00621;		# LE(0x2106C0DE) = NITRO CODE
+		WRITEW _start_ModuleParams - ADDR(.<STATIC.NAME>);
+		WRITEW 0;			# NO DIGEST
+	} > binary.STATIC_FOOTER
+	
+	############################ OVERLAYS ###############################
+	SDK_OVERLAY_NUMBER			= <NUMBER.OVERLAYS>;
+
+<FOREACH.OVERLAYS>
+	.<OVERLAY.NAME>:<IF.NITRO_LCFSPEC.GE.2><OVERLAY.NAME><ENDIF>
+	{
+	ALIGNALL(4);				. = ALIGN(32);
+						<IF.NITRO_LCFSPEC.GE.2>
+						<FOREACH.OVERLAY.SEARCHSYMBOLS>
+						SEARCH_SYMBOL <OVERLAY.SEARCHSYMBOL>;
+						<END.OVERLAY.SEARCHSYMBOLS>
+						<ENDIF>
+	#
+	#   TEXT BLOCK: READ ONLY
+	#
+	SDK_OVERLAY_<OVERLAY.NAME>_ID		=<OVERLAY.ID>;	### SEGMENT <OVERLAY.NAME> OVERLAY ID
+	SDK_OVERLAY.<OVERLAY.NAME>.ID		=<OVERLAY.ID>;
+	SDK_OVERLAY.<OVERLAY.NAME>.START	=.;
+	SDK_OVERLAY.<OVERLAY.NAME>.TEXT_START	=.;
+						#:::::::::: text/rodata
+						<FOREACH.OVERLAY.OBJECTS=.text>
+						<OVERLAY.OBJECT=.text:t>
+						<END.OVERLAY.OBJECTS>
+						<FOREACH.OVERLAY.LIBRARIES=.text>
+						<OVERLAY.LIBRARY=.text:t>
+						<END.OVERLAY.LIBRARIES>
+						. = ALIGN(4);
+						<FOREACH.OVERLAY.OBJECTS=.rodata>
+						<OVERLAY.OBJECT=.rodata:t>
+						<END.OVERLAY.OBJECTS>
+						<FOREACH.OVERLAY.LIBRARIES=.rodata>
+						<OVERLAY.LIBRARY=.rodata:t>
+						<END.OVERLAY.LIBRARIES>
+						. = ALIGN(4);
+						<FOREACH.OVERLAY.OBJECTS=.init>
+						<OVERLAY.OBJECT=.init:t>
+						<END.OVERLAY.OBJECTS>
+						<FOREACH.OVERLAY.LIBRARIES=.init>
+						<OVERLAY.LIBRARY=.init:t>
+						<END.OVERLAY.LIBRARIES>
+						. = ALIGN(4);
+	SDK_OVERLAY.<OVERLAY.NAME>.SINIT_START	=.;
+						#:::::::::: ctor
+						<FOREACH.OVERLAY.OBJECTS=.ctor>
+						<OVERLAY.OBJECT=.ctor:t>
+						<END.OVERLAY.OBJECTS>
+						<FOREACH.OVERLAY.LIBRARIES=.ctor>
+						<OVERLAY.LIBRARY=.ctor:t>
+						<END.OVERLAY.LIBRARIES>
+						<FOREACH.OVERLAY.OBJECTS=.sinit>
+						<OVERLAY.OBJECT=.sinit:t>
+						<END.OVERLAY.OBJECTS>
+						<FOREACH.OVERLAY.LIBRARIES=.sinit>
+						<OVERLAY.LIBRARY=.sinit:t>
+						<END.OVERLAY.LIBRARIES>
+						WRITEW	0;
+						#:::::::::: ctor
+	SDK_OVERLAY.<OVERLAY.NAME>.SINIT_END	=.;
+
+						#:::::::::: text/rodata
+						. = ALIGN(32);
+	SDK_OVERLAY.<OVERLAY.NAME>.TEXT_END	=.;
+
+	#
+	#  DATA BLOCK: READ WRITE
+	#
+	SDK_OVERLAY.<OVERLAY.NAME>.DATA_START	=.;
+						#:::::::::: data
+						<FOREACH.OVERLAY.OBJECTS=.sdata>
+						<OVERLAY.OBJECT=.sdata:t>
+						<END.OVERLAY.OBJECTS>
+						<FOREACH.OVERLAY.LIBRARIES=.sdata>
+						<OVERLAY.LIBRARY=.sdata:t>
+						<END.OVERLAY.LIBRARIES>
+						. = ALIGN(4);
+						<FOREACH.OVERLAY.OBJECTS=.data>
+						<OVERLAY.OBJECT=.data:t>
+						<END.OVERLAY.OBJECTS>
+						<FOREACH.OVERLAY.LIBRARIES=.data>
+						<OVERLAY.LIBRARY=.data:t>
+						<END.OVERLAY.LIBRARIES>
+						. = ALIGN(4);
+						#:::::::::: data
+						. = ALIGN(32);
+	SDK_OVERLAY.<OVERLAY.NAME>.DATA_END	=.;
+	SDK_OVERLAY.<OVERLAY.NAME>.END		=.;
+
+	SDK_OVERLAY.<OVERLAY.NAME>.TEXT_SIZE	= SDK_OVERLAY.<OVERLAY.NAME>.TEXT_END - SDK_OVERLAY.<OVERLAY.NAME>.TEXT_START;
+	SDK_OVERLAY.<OVERLAY.NAME>.DATA_SIZE	= SDK_OVERLAY.<OVERLAY.NAME>.DATA_END - SDK_OVERLAY.<OVERLAY.NAME>.DATA_START;
+	SDK_OVERLAY.<OVERLAY.NAME>.SIZE		= SDK_OVERLAY.<OVERLAY.NAME>.END      - SDK_OVERLAY.<OVERLAY.NAME>.START;
+
+	} > <OVERLAY.NAME>
+
+	.<OVERLAY.NAME>.bss:<IF.NITRO_LCFSPEC.GE.2><OVERLAY.NAME><ENDIF>
+	{
+	ALIGNALL(4);				. = ALIGN(32);
+						<IF.NITRO_LCFSPEC.GE.2>
+						<FOREACH.OVERLAY.SEARCHSYMBOLS>
+						SEARCH_SYMBOL <OVERLAY.SEARCHSYMBOL>;
+						<END.OVERLAY.SEARCHSYMBOLS>
+						<ENDIF>
+	#
+	#  BSS BLOCK
+	#
+	SDK_OVERLAY.<OVERLAY.NAME>.BSS_START	= .;
+						#:::::::::: bss
+						<FOREACH.OVERLAY.OBJECTS=.bss>
+						<OVERLAY.OBJECT=.bss:t>
+						<END.OVERLAY.OBJECTS>
+						<FOREACH.OVERLAY.LIBRARIES=.bss>
+						<OVERLAY.LIBRARY=.bss:t>
+						<END.OVERLAY.LIBRARIES>
+						. = ALIGN(4);
+						<FOREACH.OVERLAY.OBJECTS=.sbss>
+						<OVERLAY.OBJECT=.sbss:t>
+						<END.OVERLAY.OBJECTS>
+						<FOREACH.OVERLAY.LIBRARIES=.sbss>
+						<OVERLAY.LIBRARY=.sbss:t>
+						<END.OVERLAY.LIBRARIES>
+						. = ALIGN(4);
+						#:::::::::: bss
+						. = ALIGN(32);
+	SDK_OVERLAY.<OVERLAY.NAME>.BSS_END	= .;
+
+	SDK_OVERLAY.<OVERLAY.NAME>.BSS_SIZE	= SDK_OVERLAY.<OVERLAY.NAME>.BSS_END - SDK_OVERLAY.<OVERLAY.NAME>.BSS_START;
+	
+	} >> <OVERLAY.NAME>
+
+<END.OVERLAYS>
+	
+	############################ MAIN EX ##################################
+	# MAIN EX Area
+	.dummy.MAIN_EX:
+	{
+		. = ALIGN(32);
+	} > dummy.MAIN_EX
+	
+	############################ ARENA ##################################
+	.arena.MAIN:
+	{
+						. = ALIGN(32);
+		SDK_SECTION_ARENA_START		=.;
+	} > arena.MAIN
+	
+	.arena.MAIN_EX:
+	{
+						. = ALIGN(32);
+		SDK_SECTION_ARENA_EX_START	=.;
+	} > arena.MAIN_EX
+	
+	.arena.ITCM:
+	{
+						. = ALIGN(32);
+		SDK_SECTION_ARENA_ITCM_START	=.;
+	} > arena.ITCM
+
+	.arena.DTCM:
+	{
+						. = ALIGN(32);
+		SDK_SECTION_ARENA_DTCM_START	=.;
+	} > arena.DTCM
+	
+	############################ OVERLAYDEFS ############################
+	.<PROPERTY.OVERLAYDEFS>:
+	{
+		###  <STATIC.NAME> module information 
+		WRITEW ADDR(.<STATIC.NAME>);			# load address
+		WRITEW _start;					# entry address
+		WRITEW SDK_STATIC_SIZE + SDK_AUTOLOAD_SIZE;	# size of module
+		WRITEW _start_AutoloadDoneCallback;		# callback autoload done
+		
+		###  overlay filename 
+		<FOREACH.OVERLAYS>
+		WRITES ("<OVERLAY.NAME><PROPERTY.SUFFIX>");	# Overlay <OVERLAY.ID>
+		<END.OVERLAYS>
+	
+	} > <PROPERTY.OVERLAYDEFS>
+
+
+	############################ OVERLAYTABLE ###########################
+	.<PROPERTY.OVERLAYTABLE>:
+	{
+		<FOREACH.OVERLAYS>
+		#	 Overlay <OVERLAY.ID>
+		WRITEW <OVERLAY.ID>;				# overlay ID
+		WRITEW ADDR(.<OVERLAY.NAME>);			# load address
+		WRITEW SDK_OVERLAY.<OVERLAY.NAME>.SIZE;		# size of module
+		WRITEW SDK_OVERLAY.<OVERLAY.NAME>.BSS_SIZE;	# size of bss
+		WRITEW SDK_OVERLAY.<OVERLAY.NAME>.SINIT_START;	# start address of static init
+		WRITEW SDK_OVERLAY.<OVERLAY.NAME>.SINIT_END;	# end address of static init
+		WRITEW <OVERLAY.ID>;				# ROM file ID
+		WRITEW 0;					# Reserved
+		
+		<END.OVERLAYS>
+		
+	} > <PROPERTY.OVERLAYTABLE>
+	
+	
+	############################ OTHERS #################################
+	SDK_MAIN_ARENA_LO = SDK_SECTION_ARENA_START;
+	SDK_IRQ_STACKSIZE = <STATIC.IRQSTACKSIZE>;	# allocated in DTCM
+	SDK_SYS_STACKSIZE = <STATIC.STACKSIZE>;		# when 0 means all remains of DTCM
+	
+	# Module filelist
+	.binary.MODULE_FILES:
+	{
+		WRITES ("<STATIC.NAME><PROPERTY.SUFFIX>");
+		WRITES ("<PROPERTY.OVERLAYDEFS><PROPERTY.SUFFIX>");
+		WRITES ("<PROPERTY.OVERLAYTABLE><PROPERTY.SUFFIX>");
+	} > binary.MODULE_FILES
+
+	# ITCM/DTCM size checker => check AUTOLOAD_ITCM/DTCM
+	.check.ITCM:
+	{
+		. = . + SDK_AUTOLOAD_ITCM_SIZE + SDK_AUTOLOAD_ITCM_BSS_SIZE;
+<FOREACH.OVERLAYS=ITCM>
+		. = . + SDK_OVERLAY.<OVERLAY.NAME>.SIZE + SDK_OVERLAY.<OVERLAY.NAME>.BSS_SIZE;
+<END.OVERLAYS>
+	} > check.ITCM
+	
+	SDK_SYS_STACKSIZE_SIGN = (SDK_SYS_STACKSIZE < 0x80000000) * 2 - 1;
+	.check.DTCM:
+	{
+		. = . + SDK_AUTOLOAD_DTCM_SIZE + SDK_AUTOLOAD_DTCM_BSS_SIZE;
+<FOREACH.OVERLAYS=DTCM>
+		. = . + SDK_OVERLAY.<OVERLAY.NAME>.SIZE + SDK_OVERLAY.<OVERLAY.NAME>.BSS_SIZE;
+<END.OVERLAYS>
+		. = . + SDK_IRQ_STACKSIZE + SDK_SYS_STACKSIZE * SDK_SYS_STACKSIZE_SIGN;
+	} > check.DTCM
+
+}
diff --git a/include/twl/specfiles/ARM9-DSTEG.lsf b/include/twl/specfiles/ARM9-DSTEG.lsf
new file mode 100644
index 0000000..2006643
--- /dev/null
+++ b/include/twl/specfiles/ARM9-DSTEG.lsf
@@ -0,0 +1,41 @@
+#----------------------------------------------------------------------------
+# Project:  TwlSDK - include
+# File:     ARM9-DSTEG.lsf
+#
+# Copyright 2007 Nintendo.  All rights reserved.
+#
+# These coded insructions, statements, and computer programs contain
+# proprietary information of Nintendo of America Inc. and/or Nintendo
+# Company Ltd., and are protected by Federal copyright law.  They may
+# not be disclosed to third parties or copied or duplicated in any form,
+# in whole or in part, without the prior written consent of Nintendo.
+#
+# $Log: $
+# $NoKeywords: $
+#----------------------------------------------------------------------------
+#
+#  Nitro LCF SPEC FILE
+#
+
+Static $(TARGET_NAME)
+{
+	Address		0x02000000
+	Object		$(OBJS_STATIC)
+	Library		$(LLIBS) $(GLIBS) $(CW_LIBS)
+}
+
+Autoload ITCM
+{
+	Address		0x01ff8000
+	Object		*     		 (.itcm)
+	Object		$(OBJS_AUTOLOAD) (.text)
+}
+
+Autoload DTCM
+{
+	Address		0x027e0000
+	Object		*     		 (.dtcm)
+	Object		$(OBJS_AUTOLOAD) (.data)
+	Object		$(OBJS_AUTOLOAD) (.bss)
+}
+