[libcpu] Add SConscript in libcpu.

bsp/qemu-vexpress-a9/SConstruct

@@ -19,6 +19,7 @@ env = Environment(tools = ['mingw'],
     AR   = rtconfig.AR, ARFLAGS = '-rc',
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
+env['ASCOM'] = env['ASPPCOM']
 
 Export('RTT_ROOT')
 Export('rtconfig')

bsp/qemu-vexpress-gemini/SConstruct

@@ -18,6 +18,7 @@ env = Environment(tools = ['mingw'],
     AR = rtconfig.AR, ARFLAGS = '-rc',
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
+env['ASCOM'] = env['ASPPCOM']
 
 Export('RTT_ROOT')
 Export('rtconfig')

bsp/realview-a8/SConstruct

@@ -18,6 +18,7 @@ env = Environment(tools = ['mingw'],
     AR = rtconfig.AR, ARFLAGS = '-rc',
     LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
 env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
+env['ASCOM'] = env['ASPPCOM']
 
 Export('RTT_ROOT')
 Export('rtconfig')

libcpu/SConscript

@@ -1,38 +1,15 @@
-Import('RTT_ROOT')
-Import('rtconfig')
+# RT-Thread building script for bridge
+
+import os
 from building import *
 
-arch = rtconfig.ARCH
-comm = rtconfig.ARCH + '/common'
-path = rtconfig.ARCH + '/' + rtconfig.CPU
-src  = []
-ASFLAGS = ''
+Import('rtconfig')
 
-# The set of source files associated with this SConscript file.
-if rtconfig.PLATFORM == 'armcc':
-    src += Glob(path + '/*.c') + Glob(path + '/*_rvds.S') 
-    src += Glob(comm + '/*.c') + Glob(comm + '/*_rvds.S')
+cwd   = GetCurrentDir()
+group = []
+list  = os.listdir(cwd)
 
-if rtconfig.PLATFORM == 'gcc':
-    src += Glob(path + '/*_init.S')
-    src += Glob(path + '/*.c') + Glob(path + '/*_gcc.S') 
-    src += Glob(comm + '/*.c') + Glob(comm + '/*_gcc.S')
-
-if rtconfig.PLATFORM == 'iar':
-    src += Glob(path + '/*.c') + Glob(path + '/*_iar.S')
-    src += Glob(comm + '/*.c') + Glob(comm + '/*_iar.S')
-
-if rtconfig.PLATFORM == 'cl':
-    src = Glob(path + '/*.c')
-
-if rtconfig.PLATFORM == 'mingw':
-    src = Glob(path + '/*.c')
-
-if rtconfig.PLATFORM == 'armcc' and rtconfig.ARCH == 'arm' and rtconfig.CPU == 'arm926':
-    ASFLAGS = ' --cpreproc'
-
-CPPPATH = [RTT_ROOT + '/libcpu/' + arch + '/' + rtconfig.CPU, RTT_ROOT + '/libcpu/' + arch + '/common']
-
-group = DefineGroup(rtconfig.CPU.upper(), src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+if rtconfig.ARCH in list:
+    group = group + SConscript(os.path.join(cwd, rtconfig.ARCH, 'SConscript'))
 
 Return('group')

libcpu/arm/AT91SAM7S/SConscript

@@ -0,0 +1,23 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp')
+CPPPATH = [cwd]
+
+if rtconfig.PLATFORM == 'armcc':
+    src += Glob('*_rvds.S')
+
+if rtconfig.PLATFORM == 'gcc':
+    src += Glob('*_init.S')
+    src += Glob('*_gcc.S')
+
+if rtconfig.PLATFORM == 'iar':
+    src += Glob('*_iar.S')
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH)
+
+Return('group')

libcpu/arm/AT91SAM7S/context_rvds.S

@@ -1,16 +1,12 @@
-;/*
-; * File      : context_rvds.S
-; * This file is part of RT-Thread RTOS
-; * COPYRIGHT (C) 2006, RT-Thread Development Team
-; *
-; * The license and distribution terms for this file may be
-; * found in the file LICENSE in this distribution or at
-; * http://www.rt-thread.org/license/LICENSE
-; *
-; * Change Logs:
-; * Date           Author       Notes
-; * 2009-01-20     Bernard      first version
-; */
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2009-01-20     Bernard      first version
+ */
 
 NOINT	EQU		0xc0	; disable interrupt in psr
 

libcpu/arm/AT91SAM7X/SConscript

@@ -0,0 +1,23 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp')
+CPPPATH = [cwd]
+
+if rtconfig.PLATFORM == 'armcc':
+    src += Glob('*_rvds.S')
+
+if rtconfig.PLATFORM == 'gcc':
+    src += Glob('*_init.S')
+    src += Glob('*_gcc.S')
+
+if rtconfig.PLATFORM == 'iar':
+    src += Glob('*_iar.S')
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH)
+
+Return('group')

libcpu/arm/AT91SAM7X/context_rvds.S

@@ -1,16 +1,12 @@
-;/*
-; * File      : context_rvds.S
-; * This file is part of RT-Thread RTOS
-; * COPYRIGHT (C) 2006, RT-Thread Development Team
-; *
-; * The license and distribution terms for this file may be
-; * found in the file LICENSE in this distribution or at
-; * http://www.rt-thread.org/license/LICENSE
-; *
-; * Change Logs:
-; * Date           Author       Notes
-; * 2009-01-20     Bernard      first version
-; */
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2009-01-20     Bernard      first version
+ */
 
 NOINT	EQU		0xc0	; disable interrupt in psr
 

libcpu/arm/SConscript

@@ -0,0 +1,18 @@
+# RT-Thread building script for bridge
+
+import os
+from building import *
+
+Import('rtconfig')
+
+cwd   = GetCurrentDir()
+group = []
+list  = os.listdir(cwd)
+
+# add common code files
+group = group + SConscript(os.path.join(cwd, 'common', 'SConscript'))
+
+# cpu porting code files
+group = group + SConscript(os.path.join(cwd, rtconfig.CPU, 'SConscript'))
+
+Return('group')

libcpu/arm/am335x/SConscript

@@ -0,0 +1,23 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp')
+CPPPATH = [cwd]
+
+if rtconfig.PLATFORM == 'armcc':
+    src += Glob('*_rvds.S')
+
+if rtconfig.PLATFORM == 'gcc':
+    src += Glob('*_init.S')
+    src += Glob('*_gcc.S')
+
+if rtconfig.PLATFORM == 'iar':
+    src += Glob('*_iar.S')
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH)
+
+Return('group')

libcpu/arm/arm926/SConscript

@@ -0,0 +1,25 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp')
+CPPPATH = [cwd]
+ASFLAGS = ''
+
+if rtconfig.PLATFORM == 'armcc':
+    src += Glob('*_rvds.S')
+    ASFLAGS = ' --cpreproc'
+
+if rtconfig.PLATFORM == 'gcc':
+    src += Glob('*_init.S')
+    src += Glob('*_gcc.S')
+
+if rtconfig.PLATFORM == 'iar':
+    src += Glob('*_iar.S')
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+
+Return('group')

libcpu/arm/arm926/context_gcc.S

@@ -1,21 +1,7 @@
 ;/*
-; * File      : context_iar.S
-; * This file is part of RT-Thread RTOS
-; * COPYRIGHT (C) 2006, RT-Thread Development Team
+; * Copyright (c) 2006-2018, RT-Thread Development Team
 ; *
-; *  This program is free software; you can redistribute it and/or modify
-; *  it under the terms of the GNU General Public License as published by
-; *  the Free Software Foundation; either version 2 of the License, or
-; *  (at your option) any later version.
-; *
-; *  This program is distributed in the hope that it will be useful,
-; *  but WITHOUT ANY WARRANTY; without even the implied warranty of
-; *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-; *  GNU General Public License for more details.
-; *
-; *  You should have received a copy of the GNU General Public License along
-; *  with this program; if not, write to the Free Software Foundation, Inc.,
-; *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+; * SPDX-License-Identifier: Apache-2.0
 ; *
 ; * Change Logs:
 ; * Date           Author       Notes

libcpu/arm/arm926/context_iar.S

@@ -1,27 +1,13 @@
-;/*
-; * File      : context_iar.S
-; * This file is part of RT-Thread RTOS
-; * COPYRIGHT (C) 2006, RT-Thread Development Team
-; *
-; *  This program is free software; you can redistribute it and/or modify
-; *  it under the terms of the GNU General Public License as published by
-; *  the Free Software Foundation; either version 2 of the License, or
-; *  (at your option) any later version.
-; *
-; *  This program is distributed in the hope that it will be useful,
-; *  but WITHOUT ANY WARRANTY; without even the implied warranty of
-; *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-; *  GNU General Public License for more details.
-; *
-; *  You should have received a copy of the GNU General Public License along
-; *  with this program; if not, write to the Free Software Foundation, Inc.,
-; *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-; *
-; * Change Logs:
-; * Date           Author       Notes
-; * 2011-08-14     weety      copy from mini2440
-; * 2015-04-15     ArdaFu     convert from context_gcc.s
-; */
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2011-08-14     weety    copy from mini2440
+ * 2015-04-15     ArdaFu     convert from context_gcc.s
+ */
 
 #define NOINT            0xc0
 

libcpu/arm/arm926/context_rvds.S

@@ -1,24 +1,10 @@
 ;/*
-; * file      : context_rvds.s
-; * this file is part of rt-thread rtos
-; * copyright (c) 2006, rt-thread development team
+; * Copyright (c) 2006-2018, RT-Thread Development Team
 ; *
-; *  this program is free software; you can redistribute it and/or modify
-; *  it under the terms of the gnu general public license as published by
-; *  the free software foundation; either version 2 of the license, or
-; *  (at your option) any later version.
+; * SPDX-License-Identifier: Apache-2.0
 ; *
-; *  this program is distributed in the hope that it will be useful,
-; *  but without any warranty; without even the implied warranty of
-; *  merchantability or fitness for a particular purpose.  see the
-; *  gnu general public license for more details.
-; *
-; *  you should have received a copy of the gnu general public license along
-; *  with this program; if not, write to the free software foundation, inc.,
-; *  51 franklin street, fifth floor, boston, ma 02110-1301 usa.
-; *
-; * change logs:
-; * date           author       notes
+; * Change Logs:
+; * Date           Author       Notes
 ; * 2011-08-14     weety    copy from mini2440
 ; */
 

libcpu/arm/arm926/start_iar.S

@@ -1,21 +1,7 @@
 ;/*
-; * File      : start.S
-; * This file is part of RT-Thread RTOS
-; * COPYRIGHT (C) 2006, RT-Thread Development Team
+; * Copyright (c) 2006-2018, RT-Thread Development Team
 ; *
-; *  This program is free software; you can redistribute it and/or modify
-; *  it under the terms of the GNU General Public License as published by
-; *  the Free Software Foundation; either version 2 of the License, or
-; *  (at your option) any later version.
-; *
-; *  This program is distributed in the hope that it will be useful,
-; *  but WITHOUT ANY WARRANTY; without even the implied warranty of
-; *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-; *  GNU General Public License for more details.
-; *
-; *  You should have received a copy of the GNU General Public License along
-; *  with this program; if not, write to the Free Software Foundation, Inc.,
-; *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+; * SPDX-License-Identifier: Apache-2.0
 ; *
 ; * Change Logs:
 ; * Date           Author       Notes

libcpu/arm/arm926/start_rvds.S

@@ -1,21 +1,7 @@
 ;/*
-; * File      : start_rvds.S
-; * This file is part of RT-Thread RTOS
-; * COPYRIGHT (C) 2006, RT-Thread Development Team
+; * Copyright (c) 2006-2018, RT-Thread Development Team
 ; *
-; *  This program is free software; you can redistribute it and/or modify
-; *  it under the terms of the GNU General Public License as published by
-; *  the Free Software Foundation; either version 2 of the License, or
-; *  (at your option) any later version.
-; *
-; *  This program is distributed in the hope that it will be useful,
-; *  but WITHOUT ANY WARRANTY; without even the implied warranty of
-; *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-; *  GNU General Public License for more details.
-; *
-; *  You should have received a copy of the GNU General Public License along
-; *  with this program; if not, write to the Free Software Foundation, Inc.,
-; *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+; * SPDX-License-Identifier: Apache-2.0
 ; *
 ; * Change Logs:
 ; * Date           Author       Notes
@@ -25,7 +11,6 @@
 ; * 2015-06-04     aozima     Align stack address to 8 byte.
 ; */
 
-;#include "rt_low_level_init.h"
 UND_STK_SIZE EQU 512
 SVC_STK_SIZE EQU 4096
 ABT_STK_SIZE EQU 512
@@ -35,25 +20,7 @@ SYS_STK_SIZE EQU 512
 Heap_Size    EQU 512
 
 S_FRAME_SIZE    EQU     (18*4)   ;72
-;S_SPSR          EQU     (17*4)   ;SPSR
-;S_CPSR          EQU     (16*4)   ;CPSR
 S_PC            EQU     (15*4)   ;R15
-;S_LR            EQU     (14*4)   ;R14
-;S_SP            EQU     (13*4)   ;R13
-
-;S_IP            EQU     (12*4)   ;R12
-;S_FP            EQU     (11*4)   ;R11
-;S_R10           EQU     (10*4)
-;S_R9            EQU     (9*4)
-;S_R8            EQU     (8*4)
-;S_R7            EQU     (7*4)
-;S_R6            EQU     (6*4)
-;S_R5            EQU     (5*4)
-;S_R4            EQU     (4*4)
-;S_R3            EQU     (3*4)
-;S_R2            EQU     (2*4)
-;S_R1            EQU     (1*4)
-;S_R0            EQU     (0*4)
 
 MODE_USR        EQU     0X10
 MODE_FIQ        EQU     0X11

libcpu/arm/armv6/SConscript

@@ -0,0 +1,23 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp')
+CPPPATH = [cwd]
+
+if rtconfig.PLATFORM == 'armcc':
+    src += Glob('*_rvds.S')
+
+if rtconfig.PLATFORM == 'gcc':
+    src += Glob('*_init.S')
+    src += Glob('*_gcc.S')
+
+if rtconfig.PLATFORM == 'iar':
+    src += Glob('*_iar.S')
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH)
+
+Return('group')

libcpu/arm/common/SConscript

@@ -0,0 +1,23 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp')
+CPPPATH = [cwd]
+
+if rtconfig.PLATFORM == 'armcc':
+    src += Glob('*_rvds.S')
+
+if rtconfig.PLATFORM == 'gcc':
+    src += Glob('*_init.S')
+    src += Glob('*_gcc.S')
+
+if rtconfig.PLATFORM == 'iar':
+    src += Glob('*_iar.S')
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH)
+
+Return('group')

libcpu/arm/common/backtrace.c

@@ -13,12 +13,12 @@
 #ifdef __GNUC__
 /*
 -->High Address,Stack Top
-PC<-----|
+PC<------|
 LR       |
 IP       |
 FP       |
 ......   |
-PC<-|	 |
+PC <-|   |
 LR   |   |
 IP   |   |
 FP---|-- |

libcpu/arm/cortex-a/SConscript

@@ -0,0 +1,23 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp')
+CPPPATH = [cwd]
+
+if rtconfig.PLATFORM == 'armcc':
+    src += Glob('*_rvds.S')
+
+if rtconfig.PLATFORM == 'gcc':
+    src += Glob('*_init.S')
+    src += Glob('*_gcc.S')
+
+if rtconfig.PLATFORM == 'iar':
+    src += Glob('*_iar.S')
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH)
+
+Return('group')

libcpu/arm/cortex-m0/SConscript

@@ -0,0 +1,23 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp')
+CPPPATH = [cwd]
+
+if rtconfig.PLATFORM == 'armcc':
+    src += Glob('*_rvds.S')
+
+if rtconfig.PLATFORM == 'gcc':
+    src += Glob('*_init.S')
+    src += Glob('*_gcc.S')
+
+if rtconfig.PLATFORM == 'iar':
+    src += Glob('*_iar.S')
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH)
+
+Return('group')

libcpu/arm/cortex-m0/context_iar.S

@@ -1,11 +1,7 @@
 ;/*
-; * File      : context_iar.S
-; * This file is part of RT-Thread RTOS
-; * COPYRIGHT (C) 2009, RT-Thread Development Team
+; * Copyright (c) 2006-2018, RT-Thread Development Team
 ; *
-; * The license and distribution terms for this file may be
-; * found in the file LICENSE in this distribution or at
-; * http://www.rt-thread.org/license/LICENSE
+; * SPDX-License-Identifier: Apache-2.0
 ; *
 ; * Change Logs:
 ; * Date           Author       Notes

libcpu/arm/cortex-m0/context_rvds.S

@@ -1,11 +1,7 @@
 ;/*
-; * File      : context_rvds.S
-; * This file is part of RT-Thread RTOS
-; * COPYRIGHT (C) 2009, RT-Thread Development Team
+; * Copyright (c) 2006-2018, RT-Thread Development Team
 ; *
-; * The license and distribution terms for this file may be
-; * found in the file LICENSE in this distribution or at
-; * http://www.rt-thread.org/license/LICENSE
+; * SPDX-License-Identifier: Apache-2.0
 ; *
 ; * Change Logs:
 ; * Date           Author       Notes

libcpu/arm/cortex-m3/SConscript

@@ -0,0 +1,23 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp')
+CPPPATH = [cwd]
+
+if rtconfig.PLATFORM == 'armcc':
+    src += Glob('*_rvds.S')
+
+if rtconfig.PLATFORM == 'gcc':
+    src += Glob('*_init.S')
+    src += Glob('*_gcc.S')
+
+if rtconfig.PLATFORM == 'iar':
+    src += Glob('*_iar.S')
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH)
+
+Return('group')

libcpu/arm/cortex-m3/context_iar.S

@@ -1,11 +1,7 @@
 ;/*
-; * File      : context_iar.S
-; * This file is part of RT-Thread RTOS
-; * COPYRIGHT (C) 2006 - 2013, RT-Thread Development Team
+; * Copyright (c) 2006-2018, RT-Thread Development Team
 ; *
-; * The license and distribution terms for this file may be
-; * found in the file LICENSE in this distribution or at
-; * http://www.rt-thread.org/license/LICENSE
+; * SPDX-License-Identifier: Apache-2.0
 ; *
 ; * Change Logs:
 ; * Date           Author       Notes

libcpu/arm/cortex-m3/context_rvds.S

@@ -1,11 +1,7 @@
 ;/*
-; * File      : context_rvds.S
-; * This file is part of RT-Thread RTOS
-; * COPYRIGHT (C) 2006 - 2018, RT-Thread Development Team
+; * Copyright (c) 2006-2018, RT-Thread Development Team
 ; *
-; * The license and distribution terms for this file may be
-; * found in the file LICENSE in this distribution or at
-; * http://www.rt-thread.org/license/LICENSE
+; * SPDX-License-Identifier: Apache-2.0
 ; *
 ; * Change Logs:
 ; * Date           Author       Notes

libcpu/arm/cortex-m4/SConscript

@@ -0,0 +1,23 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp')
+CPPPATH = [cwd]
+
+if rtconfig.PLATFORM == 'armcc':
+    src += Glob('*_rvds.S')
+
+if rtconfig.PLATFORM == 'gcc':
+    src += Glob('*_init.S')
+    src += Glob('*_gcc.S')
+
+if rtconfig.PLATFORM == 'iar':
+    src += Glob('*_iar.S')
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH)
+
+Return('group')

libcpu/arm/cortex-m4/context_iar.S

@@ -1,11 +1,7 @@
 ;/*
-; * File      : context_iar.S
-; * This file is part of RT-Thread RTOS
-; * COPYRIGHT (C) 2006 - 2018, RT-Thread Development Team
+; * Copyright (c) 2006-2018, RT-Thread Development Team
 ; *
-; * The license and distribution terms for this file may be
-; * found in the file LICENSE in this distribution or at
-; * http://www.rt-thread.org/license/LICENSE
+; * SPDX-License-Identifier: Apache-2.0
 ; *
 ; * Change Logs:
 ; * Date           Author       Notes

libcpu/arm/cortex-m7/SConscript

@@ -0,0 +1,23 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp')
+CPPPATH = [cwd]
+
+if rtconfig.PLATFORM == 'armcc':
+    src += Glob('*_rvds.S')
+
+if rtconfig.PLATFORM == 'gcc':
+    src += Glob('*_init.S')
+    src += Glob('*_gcc.S')
+
+if rtconfig.PLATFORM == 'iar':
+    src += Glob('*_iar.S')
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH)
+
+Return('group')

libcpu/arm/cortex-m7/context_iar.S

@@ -1,11 +1,7 @@
 ;/*
-; * File      : context_iar.S
-; * This file is part of RT-Thread RTOS
-; * COPYRIGHT (C) 2006 - 2018, RT-Thread Development Team
+; * Copyright (c) 2006-2018, RT-Thread Development Team
 ; *
-; * The license and distribution terms for this file may be
-; * found in the file LICENSE in this distribution or at
-; * http://www.rt-thread.org/license/LICENSE
+; * SPDX-License-Identifier: Apache-2.0
 ; *
 ; * Change Logs:
 ; * Date           Author       Notes

libcpu/arm/cortex-m7/context_rvds.S

@@ -1,11 +1,7 @@
 ;/*
-; * File      : context_rvds.S
-; * This file is part of RT-Thread RTOS
-; * COPYRIGHT (C) 2006 - 2018, RT-Thread Development Team
+; * Copyright (c) 2006-2018, RT-Thread Development Team
 ; *
-; * The license and distribution terms for this file may be
-; * found in the file LICENSE in this distribution or at
-; * http://www.rt-thread.org/license/LICENSE
+; * SPDX-License-Identifier: Apache-2.0
 ; *
 ; * Change Logs:
 ; * Date           Author       Notes

libcpu/arm/cortex-r4/SConscript

@@ -0,0 +1,23 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp')
+CPPPATH = [cwd]
+
+if rtconfig.PLATFORM == 'armcc':
+    src += Glob('*_rvds.S')
+
+if rtconfig.PLATFORM == 'gcc':
+    src += Glob('*_init.S')
+    src += Glob('*_gcc.S')
+
+if rtconfig.PLATFORM == 'iar':
+    src += Glob('*_iar.S')
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH)
+
+Return('group')

libcpu/arm/cortex-r4/context_ccs.asm

@@ -1,11 +1,7 @@
 ;/*
-; * File      : context_ccs.asm
-; * This file is part of RT-Thread RTOS
-; * COPYRIGHT (C) 2006, RT-Thread Development Team
+; * Copyright (c) 2006-2018, RT-Thread Development Team
 ; *
-; * The license and distribution terms for this file may be
-; * found in the file LICENSE in this distribution or at
-; * http://www.rt-thread.org/license/LICENSE
+; * SPDX-License-Identifier: Apache-2.0
 ; *
 ; * Change Logs:
 ; * Date           Author       Notes

libcpu/arm/dm36x/SConscript

@@ -0,0 +1,23 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp')
+CPPPATH = [cwd]
+
+if rtconfig.PLATFORM == 'armcc':
+    src += Glob('*_rvds.S')
+
+if rtconfig.PLATFORM == 'gcc':
+    src += Glob('*_init.S')
+    src += Glob('*_gcc.S')
+
+if rtconfig.PLATFORM == 'iar':
+    src += Glob('*_iar.S')
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH)
+
+Return('group')

libcpu/arm/dm36x/context_rvds.S

@@ -1,21 +1,7 @@
 ;/*
-; * File      : context_rvds.S
-; * This file is part of RT-Thread RTOS
-; * COPYRIGHT (C) 2006, RT-Thread Development Team
+; * Copyright (c) 2006-2018, RT-Thread Development Team
 ; *
-; *  This program is free software; you can redistribute it and/or modify
-; *  it under the terms of the GNU General Public License as published by
-; *  the Free Software Foundation; either version 2 of the License, or
-; *  (at your option) any later version.
-; *
-; *  This program is distributed in the hope that it will be useful,
-; *  but WITHOUT ANY WARRANTY; without even the implied warranty of
-; *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-; *  GNU General Public License for more details.
-; *
-; *  You should have received a copy of the GNU General Public License along
-; *  with this program; if not, write to the Free Software Foundation, Inc.,
-; *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+; * SPDX-License-Identifier: Apache-2.0
 ; *
 ; * Change Logs:
 ; * Date           Author       Notes

libcpu/arm/lpc214x/SConscript

@@ -0,0 +1,23 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp')
+CPPPATH = [cwd]
+
+if rtconfig.PLATFORM == 'armcc':
+    src += Glob('*_rvds.S')
+
+if rtconfig.PLATFORM == 'gcc':
+    src += Glob('*_init.S')
+    src += Glob('*_gcc.S')
+
+if rtconfig.PLATFORM == 'iar':
+    src += Glob('*_iar.S')
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH)
+
+Return('group')

libcpu/arm/lpc214x/context_rvds.S

@@ -1,11 +1,7 @@
 ;/*
-; * File      : context_rvds.S
-; * This file is part of RT-Thread RTOS
-; * COPYRIGHT (C) 2006, RT-Thread Development Team
+; * Copyright (c) 2006-2018, RT-Thread Development Team
 ; *
-; * The license and distribution terms for this file may be
-; * found in the file LICENSE in this distribution or at
-; * http://www.rt-thread.org/license/LICENSE
+; * SPDX-License-Identifier: Apache-2.0
 ; *
 ; * Change Logs:
 ; * Date           Author       Notes

libcpu/arm/lpc24xx/SConscript

@@ -0,0 +1,23 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp')
+CPPPATH = [cwd]
+
+if rtconfig.PLATFORM == 'armcc':
+    src += Glob('*_rvds.S')
+
+if rtconfig.PLATFORM == 'gcc':
+    src += Glob('*_init.S')
+    src += Glob('*_gcc.S')
+
+if rtconfig.PLATFORM == 'iar':
+    src += Glob('*_iar.S')
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH)
+
+Return('group')

libcpu/arm/lpc24xx/context_rvds.S

@@ -1,11 +1,7 @@
 ;/*
-; * File      : context_rvds.S
-; * This file is part of RT-Thread RTOS
-; * COPYRIGHT (C) 2006, RT-Thread Development Team
+; * Copyright (c) 2006-2018, RT-Thread Development Team
 ; *
-; * The license and distribution terms for this file may be
-; * found in the file LICENSE in this distribution or at
-; * http://www.rt-thread.org/license/LICENSE
+; * SPDX-License-Identifier: Apache-2.0
 ; *
 ; * Change Logs:
 ; * Date           Author       Notes

libcpu/arm/realview-a8-vmm/SConscript

@@ -1,17 +1,23 @@
-Import('rtconfig')
+# RT-Thread building script for component
+
 from building import *
 
+Import('rtconfig')
+
 cwd     = GetCurrentDir()
-src	= Glob('*.c')
+src     = Glob('*.c') + Glob('*.cpp')
 CPPPATH = [cwd]
 
+if rtconfig.PLATFORM == 'armcc':
+    src += Glob('*_rvds.S')
+
+if rtconfig.PLATFORM == 'gcc':
+    src += Glob('*_init.S')
+    src += Glob('*_gcc.S')
+
 if rtconfig.PLATFORM == 'iar':
     src += Glob('*_iar.S')
-elif rtconfig.PLATFORM == 'gcc':
-        src += Glob('*_gcc.S')
-elif rtconfig.PLATFORM == 'armcc':
-        src += Glob('*_rvds.S')
 
-group = DefineGroup('AM335x', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')

libcpu/arm/s3c24x0/SConscript

@@ -0,0 +1,23 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp')
+CPPPATH = [cwd]
+
+if rtconfig.PLATFORM == 'armcc':
+    src += Glob('*_rvds.S')
+
+if rtconfig.PLATFORM == 'gcc':
+    src += Glob('*_init.S')
+    src += Glob('*_gcc.S')
+
+if rtconfig.PLATFORM == 'iar':
+    src += Glob('*_iar.S')
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH)
+
+Return('group')

libcpu/arm/s3c24x0/context_rvds.S

@@ -1,11 +1,7 @@
 ;/*
-; * File      : context_rvds.S
-; * This file is part of RT-Thread RTOS
-; * COPYRIGHT (C) 2006, RT-Thread Development Team
+; * Copyright (c) 2006-2018, RT-Thread Development Team
 ; *
-; * The license and distribution terms for this file may be
-; * found in the file LICENSE in this distribution or at
-; * http://www.rt-thread.org/license/LICENSE
+; * SPDX-License-Identifier: Apache-2.0
 ; *
 ; * Change Logs:
 ; * Date           Author       Notes

libcpu/arm/s3c44b0/SConscript

@@ -0,0 +1,23 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp')
+CPPPATH = [cwd]
+
+if rtconfig.PLATFORM == 'armcc':
+    src += Glob('*_rvds.S')
+
+if rtconfig.PLATFORM == 'gcc':
+    src += Glob('*_init.S')
+    src += Glob('*_gcc.S')
+
+if rtconfig.PLATFORM == 'iar':
+    src += Glob('*_iar.S')
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH)
+
+Return('group')

libcpu/arm/s3c44b0/context_rvds.S

@@ -1,11 +1,7 @@
 ;/*
-; * File      : context_rvds.S
-; * This file is part of RT-Thread RTOS
-; * COPYRIGHT (C) 2006, RT-Thread Development Team
+; * Copyright (c) 2006-2018, RT-Thread Development Team
 ; *
-; * The license and distribution terms for this file may be
-; * found in the file LICENSE in this distribution or at
-; * http://www.rt-thread.org/license/LICENSE
+; * SPDX-License-Identifier: Apache-2.0
 ; *
 ; * Change Logs:
 ; * Date           Author       Notes

libcpu/arm/sep4020/SConscript

@@ -0,0 +1,23 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp')
+CPPPATH = [cwd]
+
+if rtconfig.PLATFORM == 'armcc':
+    src += Glob('*_rvds.S')
+
+if rtconfig.PLATFORM == 'gcc':
+    src += Glob('*_init.S')
+    src += Glob('*_gcc.S')
+
+if rtconfig.PLATFORM == 'iar':
+    src += Glob('*_iar.S')
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH)
+
+Return('group')

libcpu/arm/sep4020/context_rvds.S

@@ -1,11 +1,7 @@
 ;/*
-; * File      : context_rvds.S
-; * This file is part of RT-Thread RTOS
-; * COPYRIGHT (C) 2006, RT-Thread Development Team
+; * Copyright (c) 2006-2018, RT-Thread Development Team
 ; *
-; * The license and distribution terms for this file may be
-; * found in the file LICENSE in this distribution or at
-; * http://www.rt-thread.org/license/LICENSE
+; * SPDX-License-Identifier: Apache-2.0
 ; *
 ; * Change Logs:
 ; * Date           Author       Notes

libcpu/arm/zynq7000/SConscript

@@ -1,17 +1,23 @@
-Import('rtconfig')
+# RT-Thread building script for component
+
 from building import *
 
+Import('rtconfig')
+
 cwd     = GetCurrentDir()
-src	= Glob('*.c')
+src     = Glob('*.c') + Glob('*.cpp')
 CPPPATH = [cwd]
 
+if rtconfig.PLATFORM == 'armcc':
+    src += Glob('*_rvds.S')
+
+if rtconfig.PLATFORM == 'gcc':
+    src += Glob('*_init.S')
+    src += Glob('*_gcc.S')
+
 if rtconfig.PLATFORM == 'iar':
     src += Glob('*_iar.S')
-elif rtconfig.PLATFORM == 'gcc':
-        src += Glob('*_gcc.S')
-elif rtconfig.PLATFORM == 'armcc':
-        src += Glob('*_rvds.S')
 
-group = DefineGroup('AM1808', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')

libcpu/arm/zynq7000/context_gcc.S

@@ -1,21 +1,11 @@
 /*
- * COPYRIGHT (C) 2013-2014, Shanghai Real-Thread Technology Co., Ltd
+ * Copyright (c) 2006-2018, Shanghai Real-Thread Technology Co., Ltd
  *
- *  All rights reserved.
+ * SPDX-License-Identifier: Apache-2.0
  *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License along
- *  with this program; if not, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ * Change Logs:
+ * Date           Author       Notes
+ * 2009-01-20     Bernard      first version
  */
 
 #define NOINT           0xc0

libcpu/arm/zynq7000/cp15.h

@@ -1,24 +1,15 @@
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2013-07-20     Bernard      first version
+ */
+
 #ifndef __CP15_H__
 #define __CP15_H__
-/*
- * COPYRIGHT (C) 2013-2014, Shanghai Real-Thread Technology Co., Ltd
- *
- *  All rights reserved.
- *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License along
- *  with this program; if not, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
 
 unsigned long rt_cpu_get_smp_id(void);
 

libcpu/arm/zynq7000/gic.c

@@ -1,21 +1,11 @@
 /*
- * COPYRIGHT (C) 2013-2014, Shanghai Real-Thread Technology Co., Ltd
+ * Copyright (c) 2006-2018, RT-Thread Development Team
  *
- *  All rights reserved.
+ * SPDX-License-Identifier: Apache-2.0
  *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License along
- *  with this program; if not, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ * Change Logs:
+ * Date           Author       Notes
+ * 2013-07-20     Bernard      first version
  */
 
 #include <rtthread.h>

libcpu/arm/zynq7000/gic.h

@@ -1,21 +1,11 @@
 /*
- * COPYRIGHT (C) 2013-2014, Shanghai Real-Thread Technology Co., Ltd
+ * Copyright (c) 2006-2018, RT-Thread Development Team
  *
- *  All rights reserved.
+ * SPDX-License-Identifier: Apache-2.0
  *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License along
- *  with this program; if not, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ * Change Logs:
+ * Date           Author       Notes
+ * 2013-07-20     Bernard      first version
  */
 
 #ifndef __GIC_H__

libcpu/arm/zynq7000/interrupt.h

@@ -1,24 +1,15 @@
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2013-07-20     Bernard      first version
+ */
+
 #ifndef __INTERRUPT_H__
 #define __INTERRUPT_H__
-/*
- * COPYRIGHT (C) 2013-2014, Shanghai Real-Thread Technology Co., Ltd
- *
- *  All rights reserved.
- *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License along
- *  with this program; if not, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
 
 void rt_hw_interrupt_clear(int vector);
 

libcpu/arm/zynq7000/mmu.c

@@ -1,21 +1,11 @@
 /*
- * COPYRIGHT (C) 2013-2014, Shanghai Real-Thread Technology Co., Ltd
+ * Copyright (c) 2006-2018, RT-Thread Development Team
  *
- *  All rights reserved.
+ * SPDX-License-Identifier: Apache-2.0
  *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License along
- *  with this program; if not, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ * Change Logs:
+ * Date           Author       Notes
+ * 2013-07-20     Bernard      first version
  */
 
 #include <rtthread.h>

libcpu/arm/zynq7000/trap.c

@@ -1,21 +1,11 @@
 /*
- * COPYRIGHT (C) 2013-2014, Shanghai Real-Thread Technology Co., Ltd
+ * Copyright (c) 2006-2018, RT-Thread Development Team
  *
- *  All rights reserved.
+ * SPDX-License-Identifier: Apache-2.0
  *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License along
- *  with this program; if not, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ * Change Logs:
+ * Date           Author       Notes
+ * 2013-07-20     Bernard      first version
  */
 
 #include <rtthread.h>

libcpu/avr32/SConscript

@@ -0,0 +1,15 @@
+# RT-Thread building script for bridge
+
+import os
+from building import *
+
+Import('rtconfig')
+
+cwd   = GetCurrentDir()
+group = []
+list  = os.listdir(cwd)
+
+# cpu porting code files
+group = group + SConscript(os.path.join(cwd, rtconfig.CPU, 'SConscript'))
+
+Return('group')

libcpu/avr32/uc3/SConscript

@@ -0,0 +1,14 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
+CPPPATH = [cwd]
+ASFLAGS = ''
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+
+Return('group')

libcpu/blackfin/SConscript

@@ -0,0 +1,15 @@
+# RT-Thread building script for bridge
+
+import os
+from building import *
+
+Import('rtconfig')
+
+cwd   = GetCurrentDir()
+group = []
+list  = os.listdir(cwd)
+
+# cpu porting code files
+group = group + SConscript(os.path.join(cwd, rtconfig.CPU, 'SConscript'))
+
+Return('group')

libcpu/blackfin/bf53x/SConscript

@@ -0,0 +1,14 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp') + Glob('*_vdsp.S')
+CPPPATH = [cwd]
+ASFLAGS = ''
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+
+Return('group')

libcpu/c-sky/SConscript

@@ -0,0 +1,18 @@
+# RT-Thread building script for bridge
+
+import os
+from building import *
+
+Import('rtconfig')
+
+cwd   = GetCurrentDir()
+group = []
+list  = os.listdir(cwd)
+
+# add common code files
+group = group + SConscript(os.path.join(cwd, 'common', 'SConscript'))
+
+# cpu porting code files
+group = group + SConscript(os.path.join(cwd, rtconfig.CPU, 'SConscript'))
+
+Return('group')

libcpu/c-sky/ck802/SConscript

@@ -0,0 +1,14 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
+CPPPATH = [cwd]
+ASFLAGS = ''
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+
+Return('group')

libcpu/c-sky/common/SConscript

@@ -0,0 +1,14 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
+CPPPATH = [cwd]
+ASFLAGS = ''
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+
+Return('group')

libcpu/ia32/SConscript

@@ -0,0 +1,14 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
+CPPPATH = [cwd]
+ASFLAGS = ''
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+
+Return('group')

libcpu/m16c/SConscript

@@ -0,0 +1,15 @@
+# RT-Thread building script for bridge
+
+import os
+from building import *
+
+Import('rtconfig')
+
+cwd   = GetCurrentDir()
+group = []
+list  = os.listdir(cwd)
+
+# cpu porting code files
+group = group + SConscript(os.path.join(cwd, rtconfig.CPU, 'SConscript'))
+
+Return('group')

libcpu/m16c/m16c62p/SConscript

@@ -0,0 +1,14 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
+CPPPATH = [cwd]
+ASFLAGS = ''
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+
+Return('group')

libcpu/mips/SConscript

@@ -0,0 +1,18 @@
+# RT-Thread building script for bridge
+
+import os
+from building import *
+
+import('rtconfig')
+
+cwd   = GetCurrentDir()
+group = []
+list  = os.listdir(cwd)
+
+# add common code files
+group = group + SConscript(os.path.join(cwd, 'common', 'SConscript'))
+
+# cpu porting code files
+group = group + SConscript(os.path.join(cwd, rtconfig.CPU, 'SConscript'))
+
+Return('group')

libcpu/mips/common/SConscript

@@ -0,0 +1,14 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
+CPPPATH = [cwd]
+ASFLAGS = ''
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+
+Return('group')

libcpu/mips/loongson_1b/SConscript

@@ -0,0 +1,14 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
+CPPPATH = [cwd]
+ASFLAGS = ''
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+
+Return('group')

libcpu/mips/loongson_1c/SConscript

@@ -0,0 +1,14 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
+CPPPATH = [cwd]
+ASFLAGS = ''
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+
+Return('group')

libcpu/mips/pic32/SConscript

@@ -0,0 +1,14 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
+CPPPATH = [cwd]
+ASFLAGS = ''
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+
+Return('group')

libcpu/mips/x1000/SConscript

@@ -0,0 +1,14 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
+CPPPATH = [cwd]
+ASFLAGS = ''
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+
+Return('group')

libcpu/mips/xburst/SConscript.1

@@ -0,0 +1,14 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
+CPPPATH = [cwd]
+ASFLAGS = ''
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+
+Return('group')

libcpu/nios/SConscript

@@ -0,0 +1,15 @@
+# RT-Thread building script for bridge
+
+import os
+from building import *
+
+Import('rtconfig')
+
+cwd   = GetCurrentDir()
+group = []
+list  = os.listdir(cwd)
+
+# cpu porting code files
+group = group + SConscript(os.path.join(cwd, rtconfig.CPU, 'SConscript'))
+
+Return('group')

libcpu/nios/nios_ii/SConscript

@@ -0,0 +1,14 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
+CPPPATH = [cwd]
+ASFLAGS = ''
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+
+Return('group')

libcpu/ppc/SConscript

@@ -0,0 +1,18 @@
+# RT-Thread building script for bridge
+
+import os
+from building import *
+
+Import('rtconfig')
+
+cwd   = GetCurrentDir()
+group = []
+list  = os.listdir(cwd)
+
+# add common code files
+group = group + SConscript(os.path.join(cwd, 'common', 'SConscript'))
+
+# cpu porting code files
+group = group + SConscript(os.path.join(cwd, rtconfig.CPU, 'SConscript'))
+
+Return('group')

libcpu/ppc/common/SConscript

@@ -0,0 +1,14 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
+CPPPATH = [cwd]
+ASFLAGS = ''
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+
+Return('group')

libcpu/ppc/ppc405/SConscript

@@ -0,0 +1,14 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
+CPPPATH = [cwd]
+ASFLAGS = ''
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+
+Return('group')

libcpu/risc-v/SConscript

@@ -0,0 +1,18 @@
+# RT-Thread building script for bridge
+
+import os
+from building import *
+
+Import('rtconfig')
+
+cwd   = GetCurrentDir()
+group = []
+list  = os.listdir(cwd)
+
+# add common code files
+group = group + SConscript(os.path.join(cwd, 'common', 'SConscript'))
+
+# cpu porting code files
+group = group + SConscript(os.path.join(cwd, rtconfig.CPU, 'SConscript'))
+
+Return('group')

libcpu/risc-v/common/SConscript

@@ -0,0 +1,12 @@
+# RT-Thread building script for component
+
+from building import *
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
+CPPPATH = [cwd]
+ASFLAGS = ''
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+
+Return('group')

libcpu/risc-v/e310/SConscript

@@ -1,13 +1,14 @@
-Import('rtconfig')
+# RT-Thread building script for component
+
 from building import *
 
+Import('rtconfig')
+
 cwd     = GetCurrentDir()
-src     = Glob('*.c')
+src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
 CPPPATH = [cwd]
+ASFLAGS = ''
 
-if rtconfig.PLATFORM == 'gcc':
-    src += Glob('*_gcc.S')
-
-group = DefineGroup('libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')

libcpu/risc-v/k210/SConscript

@@ -0,0 +1,14 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
+CPPPATH = [cwd]
+ASFLAGS = ''
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+
+Return('group')

libcpu/risc-v/rv32m1/SConscript

@@ -0,0 +1,14 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
+CPPPATH = [cwd]
+ASFLAGS = ''
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+
+Return('group')

libcpu/rx/SConscript

@@ -0,0 +1,14 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp') + Glob('*_iar.S')
+CPPPATH = [cwd]
+ASFLAGS = ''
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+
+Return('group')

libcpu/sim/SConscript

@@ -0,0 +1,15 @@
+# RT-Thread building script for bridge
+
+import os
+from building import *
+
+Import('rtconfig')
+
+cwd   = GetCurrentDir()
+group = []
+list  = os.listdir(cwd)
+
+# cpu porting code files
+group = group + SConscript(os.path.join(cwd, rtconfig.CPU, 'SConscript'))
+
+Return('group')

libcpu/sim/posix/SConscript

@@ -0,0 +1,14 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
+CPPPATH = [cwd]
+ASFLAGS = ''
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+
+Return('group')

libcpu/sim/win32/SConscript

@@ -0,0 +1,14 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp')
+CPPPATH = [cwd]
+ASFLAGS = ''
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+
+Return('group')

libcpu/ti-dsp/SConscript

@@ -0,0 +1,15 @@
+# RT-Thread building script for bridge
+
+import os
+from building import *
+
+Import('rtconfig')
+
+cwd   = GetCurrentDir()
+group = []
+list  = os.listdir(cwd)
+
+# cpu porting code files
+group = group + SConscript(os.path.join(cwd, rtconfig.CPU, 'SConscript'))
+
+Return('group')

libcpu/ti-dsp/c28x/SConscript

@@ -0,0 +1,14 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp') + Glob('*.s')
+CPPPATH = [cwd]
+ASFLAGS = ''
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+
+Return('group')

libcpu/unicore32/SConscript

@@ -0,0 +1,15 @@
+# RT-Thread building script for bridge
+
+import os
+from building import *
+
+Import('rtconfig')
+
+cwd   = GetCurrentDir()
+group = []
+list  = os.listdir(cwd)
+
+# cpu porting code files
+group = group + SConscript(os.path.join(cwd, rtconfig.CPU, 'SConscript'))
+
+Return('group')

libcpu/unicore32/sep6200/SConscript

@@ -0,0 +1,14 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
+CPPPATH = [cwd]
+ASFLAGS = ''
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+
+Return('group')

libcpu/v850/70f34/SConscript

@@ -0,0 +1,14 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
+CPPPATH = [cwd]
+ASFLAGS = ''
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+
+Return('group')

libcpu/v850/SConscript

@@ -0,0 +1,15 @@
+# RT-Thread building script for bridge
+
+import os
+from building import *
+
+Import('rtconfig')
+
+cwd   = GetCurrentDir()
+group = []
+list  = os.listdir(cwd)
+
+# cpu porting code files
+group = group + SConscript(os.path.join(cwd, rtconfig.CPU, 'SConscript'))
+
+Return('group')

libcpu/xilinx/SConscript

@@ -0,0 +1,15 @@
+# RT-Thread building script for bridge
+
+import os
+from building import *
+
+Import('rtconfig')
+
+cwd   = GetCurrentDir()
+group = []
+list  = os.listdir(cwd)
+
+# cpu porting code files
+group = group + SConscript(os.path.join(cwd, rtconfig.CPU, 'SConscript'))
+
+Return('group')

libcpu/xilinx/microblaze/SConscript

@@ -0,0 +1,14 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
+CPPPATH = [cwd]
+ASFLAGS = ''
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+
+Return('group')