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 	= 'C:/Program Files (x86)/CodeSourcery/Sourcery G++ Lite/bin'
14elif CROSS_TOOL == 'keil':
15	PLATFORM 	= 'armcc'
16	EXEC_PATH 	= 'C:/Keil'
17elif CROSS_TOOL == 'iar':
18	PLATFORM  = 'iccarm'
19	EXEC_PATH 	= 'C:/Program Files/IAR Systems/Embedded Workbench 6.0 Evaluation'
20
21if os.getenv('RTT_EXEC_PATH'):
22	EXEC_PATH = os.getenv('RTT_EXEC_PATH')
23
24BUILD = 'debug'
25
26if PLATFORM == 'gcc':
27    # toolchains
28    PREFIX = 'arm-none-eabi-'
29    CC  = PREFIX + 'gcc'
30    CXX = PREFIX + 'g++'
31    AS = PREFIX + 'gcc'
32    AR = PREFIX + 'ar'
33    LINK = PREFIX + 'gcc'
34    TARGET_EXT = 'elf'
35    SIZE = PREFIX + 'size'
36    OBJDUMP = PREFIX + 'objdump'
37    OBJCPY = PREFIX + 'objcopy'
38
39    DEVICE = ' -mcpu=cortex-m3 -mthumb'
40    CFLAGS = DEVICE
41    CXXFLAGS = CFLAGS
42    AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp'
43    LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread-lpc17xx.map,-cref,-u,Reset_Handler -T rtthread-lpc17xx.ld'
44
45    CPATH = ''
46    LPATH = ''
47
48    if BUILD == 'debug':
49        CFLAGS += ' -O0 -gdwarf-2'
50        AFLAGS += ' -gdwarf-2'
51    else:
52        CFLAGS += ' -O2'
53
54    POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
55
56elif PLATFORM == 'armcc':
57    # toolchains
58    CC = 'armcc'
59    CXX = 'armcc'
60    AS = 'armasm'
61    AR = 'armar'
62    LINK = 'armlink'
63    TARGET_EXT = 'axf'
64
65    DEVICE = ' --device DARMP1'
66    CFLAGS = DEVICE + ' --apcs=interwork'
67    AFLAGS = DEVICE
68    LFLAGS = DEVICE + ' --info sizes --info totals --info unused --info veneers --list rtthread-lpc17xx.map --scatter rtthread-lpc17xx.sct'
69
70    CFLAGS += ' -I' + EXEC_PATH + '/ARM/RV31/INC'
71    CXXFLAGS = CFLAGS
72    LFLAGS += ' --libpath ' + EXEC_PATH + '/ARM/RV31/LIB'
73
74    EXEC_PATH += '/arm/bin40/'
75
76    if BUILD == 'debug':
77        CFLAGS += ' -g -O0'
78        AFLAGS += ' -g'
79    else:
80        CFLAGS += ' -O2'
81
82    POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
83
84elif PLATFORM == 'iccarm':
85    # toolchains
86    CC = 'iccarm'
87    AS = 'iasmarm'
88    AR = 'iarchive'
89    LINK = 'ilinkarm'
90    TARGET_EXT = 'out'
91
92    DEVICE = ' --thumb'
93
94    CFLAGS = DEVICE
95    CFLAGS += ' --diag_suppress Pa050'
96    CFLAGS += ' --no_cse'
97    CFLAGS += ' --no_unroll'
98    CFLAGS += ' --no_inline'
99    CFLAGS += ' --no_code_motion'
100    CFLAGS += ' --no_tbaa'
101    CFLAGS += ' --no_clustering'
102    CFLAGS += ' --no_scheduling'
103    CFLAGS += ' --debug'
104    CFLAGS += ' --endian=little'
105    CFLAGS += ' --cpu=Cortex-M3'
106    CFLAGS += ' -e'
107    CFLAGS += ' --fpu=None'
108    CFLAGS += ' --dlib_config "' + EXEC_PATH + '/arm/INC/c/DLib_Config_Normal.h"'
109    CFLAGS += ' -Ol'
110    CFLAGS += ' --use_c++_inline'
111
112    AFLAGS = ''
113    AFLAGS += ' -s+'
114    AFLAGS += ' -w+'
115    AFLAGS += ' -r'
116    AFLAGS += ' --cpu Cortex-M3'
117    AFLAGS += ' --fpu None'
118
119    LFLAGS = ' --config rtthread-lpc17xx.icf'
120    LFLAGS += ' --semihosting'
121    LFLAGS += ' --entry __iar_program_start'
122
123    EXEC_PATH = EXEC_PATH + '/arm/bin/'
124    RT_USING_MINILIBC = False
125    POST_ACTION = ''
126