1import os
2import sys
3
4CROSS_TOOL = 'gcc'
5
6if os.getenv('RTT_CC'):
7    CROSS_TOOL = os.getenv('RTT_CC')
8# device options
9ARCH = 'arm'
10CPU = 'cortex-m3'
11
12if CROSS_TOOL == 'gcc':
13    PLATFORM = 'gcc'
14    EXEC_PATH = 'D:/Program/env/tools/gnu_gcc/arm_gcc/mingw/bin'
15elif CROSS_TOOL == 'keil':
16    PLATFORM = 'armcc'
17    EXEC_PATH = 'D:/Program/Keil_v5'
18
19if os.getenv('RTT_EXEC_PATH'):
20    EXEC_PATH = os.getenv('RTT_EXEC_PATH')
21
22# BUILD = 'debug'
23BUILD = 'release'
24
25if PLATFORM == 'gcc':
26    PREFIX = 'arm-none-eabi-'
27    CC = PREFIX + 'gcc'
28    CXX = PREFIX + 'g++'
29    AS = PREFIX + 'gcc'
30    AR = PREFIX + 'ar'
31    LINK = PREFIX + 'gcc'
32    TARGET_EXT = 'elf'
33    SIZE = PREFIX + 'size'
34    OBJDUMP = PREFIX + 'objdump'
35    OBJCPY = PREFIX + 'objcopy'
36
37    DEVICE = ' -mcpu=cortex-m3 -mthumb -ffunction-sections -fdata-sections -Wall'
38    CFLAGS = DEVICE + ' -std=c99'
39    AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
40    # link script file path
41    LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread.map,-cref,-u,Reset_Handler -T CMSIS/startup_gcc/debug-in-microsemi-smartfusion2-envm.ld'
42
43    CPATH = ''
44    LPATH = ''
45
46    if BUILD == 'debug':
47        CFLAGS += ' -O0 -gdwarf-2 -g'
48        AFLAGS += ' -gdwarf-2'
49    else:
50        CFLAGS += ' -O2'
51
52    POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + OBJCPY + ' -O ihex $TARGET rtthread.hex\n' + SIZE + ' $TARGET \n'
53
54elif PLATFORM == 'armcc':
55    # toolchains
56    CC = 'armcc'
57    AS = 'armasm'
58    AR = 'armar'
59    LINK = 'armlink'
60    TARGET_EXT = 'axf'
61
62    DEVICE = ' --cpu ' + CPU
63    CFLAGS = '-c ' + DEVICE + ' --apcs=interwork --c99'
64    AFLAGS = DEVICE + ' --apcs=interwork '
65    # link scatter file path
66    LFLAGS = DEVICE + ' --scatter "applications/link.sct" --info sizes --info totals --info unused --info veneers --list rtthread.map --strict'
67
68    CFLAGS += ' -I' + EXEC_PATH + '/ARM/ARMCC/INC'
69    LFLAGS += ' --libpath ' + EXEC_PATH + '/ARM/ARMCC/LIB'
70
71    CFLAGS += ' -D__MICROLIB '
72    AFLAGS += ' --pd "__MICROLIB SETA 1" '
73    LFLAGS += ' --library_type=microlib '
74    EXEC_PATH += '/arm/armcc/bin/'
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