1import os
2
3# toolchains options
4ARCH='arm'
5CPU='cortex-m0'
6CROSS_TOOL='gcc'
7
8# bsp lib config
9BSP_LIBRARY_TYPE = None
10
11if os.getenv('RTT_CC'):
12    CROSS_TOOL = os.getenv('RTT_CC')
13if os.getenv('RTT_ROOT'):
14    RTT_ROOT = os.getenv('RTT_ROOT')
15
16# cross_tool provides the cross compiler
17# EXEC_PATH is the compiler execute path, for example, CodeSourcery, Keil MDK, IAR
18if  CROSS_TOOL == 'gcc':
19    PLATFORM    = 'gcc'
20    EXEC_PATH   = r'C:\Users\XXYYZZ'
21elif CROSS_TOOL == 'keil':
22    PLATFORM    = 'armcc'
23    EXEC_PATH   = r'C:/Keil_v5'
24elif CROSS_TOOL == 'iar':
25    PLATFORM    = 'iccarm'
26    EXEC_PATH   = r'C:/Program Files (x86)/IAR Systems/Embedded Workbench 8.3'
27
28if os.getenv('RTT_EXEC_PATH'):
29    EXEC_PATH = os.getenv('RTT_EXEC_PATH')
30
31BUILD = 'debug'
32
33if PLATFORM == 'gcc':
34    # toolchains
35    PREFIX = 'arm-none-eabi-'
36    CC = PREFIX + 'gcc'
37    AS = PREFIX + 'gcc'
38    AR = PREFIX + 'ar'
39    CXX = PREFIX + 'g++'
40    LINK = PREFIX + 'gcc'
41    TARGET_EXT = 'elf'
42    SIZE = PREFIX + 'size'
43    OBJDUMP = PREFIX + 'objdump'
44    OBJCPY = PREFIX + 'objcopy'
45
46    DEVICE = ' -mcpu=cortex-m0 -mthumb -ffunction-sections -fdata-sections'
47    CFLAGS = DEVICE + ' -Dgcc'
48    AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
49    LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rt-thread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
50
51    CPATH = ''
52    LPATH = ''
53
54    if BUILD == 'debug':
55        CFLAGS += ' -O0 -gdwarf-2 -g'
56        AFLAGS += ' -gdwarf-2'
57    else:
58        CFLAGS += ' -O2'
59
60    CXXFLAGS = CFLAGS
61
62    POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
63
64elif PLATFORM == 'armcc':
65    # toolchains
66    CC = 'armcc'
67    CXX = 'armcc'
68    AS = 'armasm'
69    AR = 'armar'
70    LINK = 'armlink'
71    TARGET_EXT = 'axf'
72
73    DEVICE = ' --cpu Cortex-M0 '
74    CFLAGS = '-c ' + DEVICE + ' --apcs=interwork --c99'
75    AFLAGS = DEVICE + ' --apcs=interwork '
76    LFLAGS = DEVICE + ' --scatter "board\linker_scripts\link.sct" --info sizes --info totals --info unused --info veneers --list rt-thread.map --strict'
77    CFLAGS += ' -I' + EXEC_PATH + '/ARM/ARMCC/include'
78    LFLAGS += ' --libpath=' + EXEC_PATH + '/ARM/ARMCC/lib'
79
80    CFLAGS += ' -D__MICROLIB '
81    AFLAGS += ' --pd "__MICROLIB SETA 1" '
82    LFLAGS += ' --library_type=microlib '
83    EXEC_PATH += '/ARM/ARMCC/bin/'
84
85    if BUILD == 'debug':
86        CFLAGS += ' -g -O0'
87        AFLAGS += ' -g'
88    else:
89        CFLAGS += ' -O2'
90
91    CXXFLAGS = CFLAGS
92    CFLAGS += ' -std=c99'
93
94    POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
95
96elif PLATFORM == 'armclang':
97    # toolchains
98    CC = 'armclang'
99    CXX = 'armclang'
100    AS = 'armasm'
101    AR = 'armar'
102    LINK = 'armlink'
103    TARGET_EXT = 'axf'
104
105    DEVICE = ' --cpu Cortex-M0 '
106    CFLAGS = ' --target=arm-arm-none-eabi -mcpu=cortex-m0 '
107    CFLAGS += ' -mcpu=cortex-m0 '
108    CFLAGS += ' -c -fno-rtti -funsigned-char -fshort-enums -fshort-wchar '
109    CFLAGS += ' -gdwarf-3 -ffunction-sections '
110    AFLAGS = DEVICE + ' --apcs=interwork '
111    LFLAGS = DEVICE + ' --info sizes --info totals --info unused --info veneers '
112    LFLAGS += ' --list rt-thread.map '
113    LFLAGS += r' --strict --scatter "board\linker_scripts\link.sct" '
114    CFLAGS += ' -I' + EXEC_PATH + '/ARM/ARMCLANG/include'
115    LFLAGS += ' --libpath=' + EXEC_PATH + '/ARM/ARMCLANG/lib'
116
117    EXEC_PATH += '/ARM/ARMCLANG/bin/'
118
119    if BUILD == 'debug':
120        CFLAGS += ' -g -O1' # armclang recommend
121        AFLAGS += ' -g'
122    else:
123        CFLAGS += ' -O2'
124
125    CXXFLAGS = CFLAGS
126    CFLAGS += ' -std=c99'
127
128    POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
129
130elif PLATFORM == 'iccarm':
131    # toolchains
132    CC = 'iccarm'
133    CXX = 'iccarm'
134    AS = 'iasmarm'
135    AR = 'iarchive'
136    LINK = 'ilinkarm'
137    TARGET_EXT = 'out'
138
139    DEVICE = '-Dewarm'
140
141    CFLAGS = DEVICE
142    CFLAGS += ' --diag_suppress Pa050'
143    CFLAGS += ' --no_cse'
144    CFLAGS += ' --no_unroll'
145    CFLAGS += ' --no_inline'
146    CFLAGS += ' --no_code_motion'
147    CFLAGS += ' --no_tbaa'
148    CFLAGS += ' --no_clustering'
149    CFLAGS += ' --no_scheduling'
150    CFLAGS += ' --endian=little'
151    CFLAGS += ' --cpu=Cortex-M0'
152    CFLAGS += ' -e'
153    CFLAGS += ' --fpu=None'
154    CFLAGS += ' --dlib_config "' + EXEC_PATH + '/arm/INC/c/DLib_Config_Normal.h"'
155    CFLAGS += ' --silent'
156
157    AFLAGS = DEVICE
158    AFLAGS += ' -s+'
159    AFLAGS += ' -w+'
160    AFLAGS += ' -r'
161    AFLAGS += ' --cpu Cortex-M0'
162    AFLAGS += ' --fpu None'
163    AFLAGS += ' -S'
164
165    if BUILD == 'debug':
166        CFLAGS += ' --debug'
167        CFLAGS += ' -On'
168    else:
169        CFLAGS += ' -Oh'
170
171    LFLAGS = ' --config "board/linker_scripts/link.icf"'
172    LFLAGS += ' --entry __iar_program_start'
173
174    CXXFLAGS = CFLAGS
175
176    EXEC_PATH = EXEC_PATH + '/arm/bin/'
177    POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'
178
179def dist_handle(BSP_ROOT, dist_dir):
180    import sys
181    cwd_path = os.getcwd()
182    sys.path.append(os.path.join(os.path.dirname(BSP_ROOT), 'tools'))
183    from sdk_dist import dist_do_building
184    dist_do_building(BSP_ROOT, dist_dir)
185
186