1import os
2
3# toolchains options
4ARCH='arm'
5CPU='cortex-m3'
6CROSS_TOOL='keil'
7
8if os.getenv('RTT_CC'):
9	CROSS_TOOL = os.getenv('RTT_CC')
10
11if  CROSS_TOOL == 'gcc':
12	PLATFORM 	= 'gcc'
13	EXEC_PATH 	= r'C:\Program Files\GNU Tools ARM Embedded\4.8 2013q4\bin'
14elif CROSS_TOOL == 'keil':
15	PLATFORM 	= 'armcc'
16	EXEC_PATH 	= 'C:/Keil'
17elif CROSS_TOOL == 'iar':
18	print('================ERROR============================')
19	print('Not support iar yet!')
20	print('=================================================')
21	exit(0)
22
23if os.getenv('RTT_EXEC_PATH'):
24	EXEC_PATH = os.getenv('RTT_EXEC_PATH')
25
26if os.getenv('RTT_ROOT'):
27    RTT_ROOT = os.getenv('RTT_ROOT')
28else:
29    RTT_ROOT = os.path.normpath(os.getcwd() + '/../..')
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    LINK = PREFIX + 'gcc'
40    TARGET_EXT = 'elf'
41    SIZE = PREFIX + 'size'
42    OBJDUMP = PREFIX + 'objdump'
43    OBJCPY = PREFIX + 'objcopy'
44
45    DEVICE = ' -mcpu=cortex-m3 -mthumb -ffunction-sections -fdata-sections'
46    CFLAGS = DEVICE + ' -g -Wall '
47    AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
48    LFLAGS = DEVICE + ' -lm -lgcc -lc' + ' -nostartfiles  -Wl,--gc-sections,-Map=rtthread.map,-cref,-u,Reset_Handler -T CME_M7.ld'
49
50    CPATH = ''
51    LPATH = ''
52
53    if BUILD == 'debug':
54        CFLAGS += ' -O0 -gdwarf-2'
55        AFLAGS += ' -gdwarf-2'
56    else:
57        CFLAGS += ' -O3'
58
59    POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
60
61elif PLATFORM == 'armcc':
62    # toolchains
63    CC = 'armcc'
64    AS = 'armasm'
65    AR = 'armar'
66    LINK = 'armlink'
67    TARGET_EXT = 'axf'
68
69    DEVICE = ' --cpu Cortex-M3'
70    CFLAGS = DEVICE + ' --c99 --apcs=interwork'
71    AFLAGS = DEVICE
72    LFLAGS = DEVICE + ' --info sizes --info totals --info unused --info veneers --list rtthread.map --scatter CME_M7.sct'
73
74    LFLAGS += ' --keep *.o(.rti_fn.*)   --keep *.o(FSymTab) --keep *.o(VSymTab)'
75
76    EXEC_PATH += '/ARM/ARMCC/bin'
77
78    if BUILD == 'debug':
79        CFLAGS += ' -g -O0'
80        AFLAGS += ' -g'
81    else:
82        CFLAGS += ' -O2'
83
84    POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
85
86elif PLATFORM == 'iccarm':
87    # toolchains
88    CC = 'iccarm'
89    AS = 'iasmarm'
90    AR = 'iarchive'
91    LINK = 'ilinkarm'
92    TARGET_EXT = 'out'
93
94    DEVICE = ' -D USE_STDPERIPH_DRIVER'
95
96    CFLAGS = DEVICE
97    CFLAGS += ' --diag_suppress Pa050'
98    CFLAGS += ' --no_cse'
99    CFLAGS += ' --no_unroll'
100    CFLAGS += ' --no_inline'
101    CFLAGS += ' --no_code_motion'
102    CFLAGS += ' --no_tbaa'
103    CFLAGS += ' --no_clustering'
104    CFLAGS += ' --no_scheduling'
105    CFLAGS += ' --debug'
106    CFLAGS += ' --endian=little'
107    CFLAGS += ' --cpu=Cortex-M3'
108    CFLAGS += ' -e'
109    CFLAGS += ' --fpu=None'
110    CFLAGS += ' --dlib_config "' + EXEC_PATH + '/arm/INC/c/DLib_Config_Normal.h"'
111    CFLAGS += ' -Ol'
112
113    AFLAGS = ''
114    AFLAGS += ' -s+'
115    AFLAGS += ' -w+'
116    AFLAGS += ' -r'
117    AFLAGS += ' --cpu Cortex-M3'
118    AFLAGS += ' --fpu None'
119
120    LFLAGS = ' --config CME_M7.icf'
121    LFLAGS += ' --semihosting'
122    LFLAGS += ' --entry __iar_program_start'
123
124    EXEC_PATH = EXEC_PATH + '/arm/bin/'
125    POST_ACTION = ''
126