diff --git a/build/libraries/sample_dll/ARM7/Makefile b/build/libraries/sample_dll/ARM7/Makefile
new file mode 100644
index 0000000..779f643
--- /dev/null
+++ b/build/libraries/sample_dll/ARM7/Makefile
@@ -0,0 +1,62 @@
+#! make -f
+#----------------------------------------------------------------------------
+# Project:  TwlSDK - libraries - dll_sample/ARM7
+# File:     Makefile
+#
+# 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: $
+#----------------------------------------------------------------------------
+
+SUBDIRS			=
+
+
+#----------------------------------------------------------------------------
+
+# build ARM & THUMB libraries
+TWL_CODEGEN_ALL 	?= True
+
+# Codegen for sub processer
+TWL_PROC		= ARM7
+
+SRCDIR			= ../common/src src
+
+SRCS			= \
+                    shirait.c \
+                    miya.c \
+
+TARGET_LIB		= libsampledll_sp$(TWL_LIBSUFFIX).a
+
+
+#----------------------------------------------------------------------------
+
+# DEBUG版ビルドの場合、RELEASE版でビルドして
+# DEBUG版のライブラリを装います。
+
+ifdef	NITRO_DEBUG
+NITRO_BUILD_TYPE	= RELEASE
+endif
+
+include	$(TWLSDK_ROOT)/build/buildtools/commondefs
+
+GINCLUDES += $(TWL_INCDIR)/twl/fatfs/ARM7
+
+INSTALL_TARGETS		= $(TARGETS)
+INSTALL_DIR		= ..
+
+
+#----------------------------------------------------------------------------
+
+do-build:		$(TARGETS)
+
+include	$(TWLSDK_ROOT)/build/buildtools/modulerules
+
+
+#===== End of Makefile =====
diff --git a/build/libraries/sample_dll/ARM7/src/miya.c b/build/libraries/sample_dll/ARM7/src/miya.c
new file mode 100644
index 0000000..100a2b1
--- /dev/null
+++ b/build/libraries/sample_dll/ARM7/src/miya.c
@@ -0,0 +1,43 @@
+#include <twl_sp.h>
+#include  <stdarg.h>
+
+void global_func( void );
+static int internal_data = 2;
+int global_data = 3;
+extern int no_data;
+
+extern void g_func( void);
+
+#define NUM_OF_DATA 0x1
+
+static int internal_func( void )
+{
+  int a = 1;
+  int b = 2;
+  int i;
+  int c[NUM_OF_DATA];
+  internal_data = 1;
+  a += b;
+
+  for( i = 0 ; i < NUM_OF_DATA ; i++) {
+    c[i] = i;
+  }
+
+  for( i = 0 ; i < NUM_OF_DATA ; i++) {
+    a += c[i];
+  }
+
+  OS_TPrintf("aho\n");
+  g_func();
+    
+  return a;
+}
+
+void global_func( void )
+{
+  int c;
+  c = internal_func();
+  global_data = 1;
+  no_data = 4;
+  OS_Printf("aho %d\n",c);
+}
diff --git a/build/libraries/sample_dll/ARM7/src/miya_object.h b/build/libraries/sample_dll/ARM7/src/miya_object.h
new file mode 100644
index 0000000..9c63ad9
--- /dev/null
+++ b/build/libraries/sample_dll/ARM7/src/miya_object.h
@@ -0,0 +1,7 @@
+
+#ifndef	__MIYA_H__
+#define __MIYA_H__
+
+typedef void (*global_func_p)( void);
+
+#endif	/*__MIYA_H__*/
diff --git a/build/libraries/sample_dll/ARM7/src/shirait.c b/build/libraries/sample_dll/ARM7/src/shirait.c
new file mode 100644
index 0000000..24eb42c
--- /dev/null
+++ b/build/libraries/sample_dll/ARM7/src/shirait.c
@@ -0,0 +1,62 @@
+#include <twl_sp.h>
+
+static int a_func( void);
+static int i_func( void);
+void g_func( void);
+
+static u16 i_data = 2;
+u16 g_data = 3;
+
+#define D_NUM	0x4
+
+
+#include <nitro/code32.h>
+static int a_func( void)
+{
+    u16 a = 5;
+    u16 b = 7;
+
+    a+= b;
+    if( ((vu16)(g_data)) > 2) {
+        a+= i_func();
+    }
+
+    OS_TPrintf( "arm_a_func\n");
+    return a;
+}
+#include <nitro/codereset.h>
+
+
+
+#include <nitro/code16.h>
+static int i_func( void)
+{
+    u16 a = 1;
+    u16 b = 2;
+    u16 i;
+    u16 c[D_NUM];
+
+    i_data = 1;
+    a+= b;
+
+    OS_TPrintf( "thumb_i_func\n");
+    return a;
+}
+
+void g_func( void)
+{
+    u16 c;
+
+    if( ((vu16)(g_data)) > 2) {
+        c = a_func();
+        i_func();
+    }else{
+        c = i_func();
+        a_func();
+    }
+    
+    OS_Printf( "t_func %d\n", c);
+}
+#include <nitro/codereset.h>
+
+
diff --git a/build/libraries/sample_dll/ARM7/src/shirait_object.h b/build/libraries/sample_dll/ARM7/src/shirait_object.h
new file mode 100644
index 0000000..f311204
--- /dev/null
+++ b/build/libraries/sample_dll/ARM7/src/shirait_object.h
@@ -0,0 +1,7 @@
+
+#ifndef	__SHIRAIT_H__
+#define __SHIRAIT_H__
+
+typedef void (*g_func_p)( void);
+
+#endif	/*__SHIRAIT_H__*/
diff --git a/build/libraries/sample_dll/Makefile b/build/libraries/sample_dll/Makefile
new file mode 100644
index 0000000..30f7109
--- /dev/null
+++ b/build/libraries/sample_dll/Makefile
@@ -0,0 +1,34 @@
+#! make -f
+#----------------------------------------------------------------------------
+# Project:  TwlSDK - libraries - aes
+# File:     Makefile
+#
+# 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: $
+#----------------------------------------------------------------------------
+
+include	$(TWLSDK_ROOT)/build/buildtools/commondefs
+
+
+#----------------------------------------------------------------------------
+
+#SUBDIRS = ARM9
+
+ifdef	TWL_WITH_ARM7
+SUBDIRS +=	ARM7
+endif
+
+#----------------------------------------------------------------------------
+
+include	$(TWLSDK_ROOT)/build/buildtools/modulerules
+
+
+#===== End of Makefile =====