1import os
2
3# toolchains options
4ARCH='arm'
5CPU='cortex-m4'
6CROSS_TOOL='keil'
7
8if os.getenv('RTT_CC'):
9    CROSS_TOOL = os.getenv('RTT_CC')
10
11# cross_tool provides the cross compiler
12# EXEC_PATH is the compiler execute path, for example, CodeSourcery, Keil MDK, IAR
13
14if  CROSS_TOOL == 'gcc':
15    PLATFORM    = 'gcc'
16    EXEC_PATH   = r'D:/SourceryGCC/bin'
17elif CROSS_TOOL == 'keil':
18    PLATFORM    = 'armcc'
19    EXEC_PATH   = r'C:/Keil_v5'
20elif CROSS_TOOL == 'iar':
21    print('================ERROR============================')
22    print('Not support iar yet!')
23    print('=================================================')
24    exit(0)
25
26if os.getenv('RTT_EXEC_PATH'):
27    EXEC_PATH = os.getenv('RTT_EXEC_PATH')
28
29BUILD = 'debug'
30
31if PLATFORM == 'gcc':
32    # toolchains
33    PREFIX = 'arm-none-eabi-'
34    CC = PREFIX + 'gcc'
35    AS = PREFIX + 'gcc'
36    AR = PREFIX + 'ar'
37    CXX= PREFIX + 'g++'
38    LINK = PREFIX + 'gcc'
39    TARGET_EXT = 'elf'
40    SIZE = PREFIX + 'size'
41    OBJDUMP = PREFIX + 'objdump'
42    OBJCPY = PREFIX + 'objcopy'
43    STRIP  = PREFIX + 'strip'
44
45    DEVICE = ' -mcpu=cortex-m4 -mthumb -ffunction-sections -fdata-sections'
46    CFLAGS = DEVICE
47    AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp'
48    LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
49
50    CXXFLAGS = CFLAGS
51    M_CFLAGS = CFLAGS + ' -mlong-calls -fPIC '
52    M_CXXFLAGS = CXXFLAGS + ' -mlong-calls -fPIC'
53    M_LFLAGS = DEVICE + CXXFLAGS + ' -Wl,--gc-sections,-z,max-page-size=0x4' +\
54                                    ' -shared -fPIC -nostartfiles -nostdlib -static-libgcc'
55    M_POST_ACTION = STRIP + ' -R .hash $TARGET\n' + SIZE + ' $TARGET \n'
56
57    CPATH = ''
58    LPATH = ''
59
60    if BUILD == 'debug':
61        CFLAGS += ' -O0 -gdwarf-2'
62        AFLAGS += ' -gdwarf-2'
63    else:
64        CFLAGS += ' -O2'
65
66    POST_ACTION = OBJCPY + ' -O binary $TARGET rt-thread.bin\n'
67    POST_ACTION += OBJCPY + ' -O ihex $TARGET rt-thread.hex\n'
68    POST_ACTION += SIZE + ' $TARGET \n'
69
70elif PLATFORM == 'armcc':
71    # toolchains
72    CC = 'armcc'
73    AS = 'armasm'
74    AR = 'armar'
75    LINK = 'armlink'
76    TARGET_EXT = 'axf'
77
78    DEVICE = ' --device DARMSTM'
79    CFLAGS = DEVICE + ' --apcs=interwork'
80    AFLAGS = DEVICE
81    LFLAGS = DEVICE + ' --info sizes --info totals --info unused --info veneers --list rtthread.map --scatter "board\linker_scripts\link.sct"'
82
83    CFLAGS += ' --c99'
84    CFLAGS += ' -I' + EXEC_PATH + '/ARM/RV31/INC'
85    LFLAGS += ' --libpath ' + EXEC_PATH + '/ARM/RV31/LIB'
86
87    EXEC_PATH += '/arm/bin40/'
88
89    if BUILD == 'debug':
90        CFLAGS += ' -g -O0'
91        AFLAGS += ' -g'
92    else:
93        CFLAGS += ' -O2'
94
95    POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
96
97
98def dist_handle(BSP_ROOT, dist_dir):
99    import sys
100    cwd_path = os.getcwd()
101    sys.path.append(os.path.join(os.path.dirname(BSP_ROOT), 'tools'))
102    from sdk_dist import dist_do_building
103    dist_do_building(BSP_ROOT, dist_dir)
104