1import os
2
3# toolchains options
4ARCH='arm'
5CPU='cortex-m33'
6CROSS_TOOL='gcc'
7
8if os.getenv('RTT_CC'):
9    CROSS_TOOL = os.getenv('RTT_CC')
10if os.getenv('RTT_ROOT'):
11    RTT_ROOT = os.getenv('RTT_ROOT')
12
13# cross_tool provides the cross compiler
14# EXEC_PATH is the compiler execute path, for example, GCC, Keil MDK, IAR
15if  CROSS_TOOL == 'gcc':
16    PLATFORM    = 'gcc'
17    EXEC_PATH   = r'C:\Users\XXYYZZ'
18elif CROSS_TOOL == 'keil':
19    PLATFORM    = 'armclang'
20    EXEC_PATH   = r'C:/Keil_v5'
21elif CROSS_TOOL == 'iar':
22    PLATFORM    = 'iccarm'
23    EXEC_PATH   = r'C:/Program Files (x86)/IAR Systems/Embedded Workbench 8.0'
24
25if os.getenv('RTT_EXEC_PATH'):
26    EXEC_PATH = os.getenv('RTT_EXEC_PATH')
27
28BUILD = 'debug'
29#BUILD = 'release'
30
31if PLATFORM == 'gcc':
32    PREFIX = 'arm-none-eabi-'
33    CC = PREFIX + 'gcc'
34    AS = PREFIX + 'gcc'
35    AR = PREFIX + 'ar'
36    CXX = PREFIX + 'g++'
37    LINK = PREFIX + 'gcc'
38    SIZE = PREFIX + 'size'
39    OBJDUMP = PREFIX + 'objdump'
40    OBJCPY = PREFIX + 'objcopy'
41
42    TARGET_EXT = 'elf'
43
44    DEVICE = ' -mcpu=cortex-m33 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections'
45    CFLAGS = DEVICE + ' -Dgcc'
46    AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb -I.'
47    LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
48
49    CPATH = ''
50    LPATH = ''
51
52    if BUILD == 'debug':
53        CFLAGS += ' -O0 -gdwarf-2 -g'
54        AFLAGS += ' -gdwarf-2'
55    else:
56        CFLAGS += ' -O2'
57
58    CXXFLAGS = CFLAGS
59
60    POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
61
62elif PLATFORM == 'armcc':
63    # toolchains
64    CC = 'armcc'
65    CXX = 'armcc'
66    AS = 'armasm'
67    AR = 'armar'
68    LINK = 'armlink'
69    TARGET_EXT = 'axf'
70
71    DEVICE = ' --cpu Cortex-M33.fp '
72    CFLAGS = '-c ' + DEVICE + ' --apcs=interwork --c99'
73    AFLAGS = DEVICE + ' --apcs=interwork '
74    LFLAGS = DEVICE + ' --info sizes --info totals --info unused --info veneers --list rtthread.map --strict --scatter "board/linker_scripts/link.sct"'
75    CFLAGS += ' -I' + EXEC_PATH + '/ARM/ARMCC/include'
76    LFLAGS += ' --libpath=' + EXEC_PATH + '/ARM/ARMCC/lib'
77
78    CFLAGS += ' -D__MICROLIB '
79    AFLAGS += ' --pd "__MICROLIB SETA 1" '
80    LFLAGS += ' --library_type=microlib '
81    EXEC_PATH += '/ARM/ARMCC/bin/'
82
83    if BUILD == 'debug':
84        CFLAGS += ' -g -O0'
85        AFLAGS += ' -g'
86    else:
87        CFLAGS += ' -O2'
88
89    CXXFLAGS = CFLAGS
90    CFLAGS += ' -std=c99'
91
92    POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
93
94elif PLATFORM == 'armclang':
95    # toolchains
96    CC = 'armclang'
97    CXX = 'armclang'
98    AS = 'armasm'
99    AR = 'armar'
100    LINK = 'armlink'
101    TARGET_EXT = 'axf'
102
103    DEVICE = ' --cpu Cortex-M33.fp '
104    CFLAGS = '-c ' + DEVICE + ' --apcs=interwork --c99'
105    AFLAGS = DEVICE + ' --apcs=interwork '
106    LFLAGS = DEVICE + ' --info sizes --info totals --info unused --info veneers --list rt-thread.map --strict --scatter "board/linker_scripts/link.sct"'
107    CFLAGS += ' -I' + EXEC_PATH + '/ARM/ARMCLANG/include'
108    LFLAGS += ' --libpath=' + EXEC_PATH + '/ARM/ARMCLANG/lib'
109
110    CFLAGS += ' -D__MICROLIB '
111    AFLAGS += ' --pd "__MICROLIB SETA 1" '
112    LFLAGS += ' --library_type=microlib '
113    EXEC_PATH += '/ARM/ARMCLANG/bin/'
114
115    if BUILD == 'debug':
116        CFLAGS += ' -g -O0'
117        AFLAGS += ' -g'
118    else:
119        CFLAGS += ' -O2'
120
121
122    CXXFLAGS = CFLAGS
123    CFLAGS += ' -std=c99'
124
125    POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
126
127elif PLATFORM == 'iccarm':
128    # toolchains
129    CC = 'iccarm'
130    CXX = 'iccarm'
131    AS = 'iasmarm'
132    AR = 'iarchive'
133    LINK = 'ilinkarm'
134    TARGET_EXT = 'out'
135
136    DEVICE = '-Dewarm'
137
138    CFLAGS = DEVICE
139    CFLAGS += ' --diag_suppress Pa050'
140    CFLAGS += ' --no_cse'
141    CFLAGS += ' --no_unroll'
142    CFLAGS += ' --no_inline'
143    CFLAGS += ' --no_code_motion'
144    CFLAGS += ' --no_tbaa'
145    CFLAGS += ' --no_clustering'
146    CFLAGS += ' --no_scheduling'
147    CFLAGS += ' --endian=little'
148    CFLAGS += ' --cpu=Cortex-M33'
149    CFLAGS += ' -e'
150    CFLAGS += ' --fpu=VFPv4_sp'
151    CFLAGS += ' --dlib_config "' + EXEC_PATH + '/arm/INC/c/DLib_Config_Normal.h"'
152    CFLAGS += ' --silent'
153
154    AFLAGS = DEVICE
155    AFLAGS += ' -s+'
156    AFLAGS += ' -w+'
157    AFLAGS += ' -r'
158    AFLAGS += ' --cpu Cortex-M33'
159    AFLAGS += ' --fpu VFPv4_sp'
160    AFLAGS += ' -S'
161
162    if BUILD == 'debug':
163        CFLAGS += ' --debug'
164        CFLAGS += ' -On'
165    else:
166        CFLAGS += ' -Oh'
167
168    LFLAGS = ' --config "board/linker_scripts/link.icf"'
169    LFLAGS += ' --entry __iar_program_start'
170
171    CXXFLAGS = CFLAGS
172
173    EXEC_PATH = EXEC_PATH + '/arm/bin/'
174    POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'
175