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   = 'D:/SourceryGCC/bin'
17elif CROSS_TOOL == 'keil':
18    PLATFORM    = 'armcc'
19    EXEC_PATH   = '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    LINK = PREFIX + 'gcc'
38    TARGET_EXT = 'elf'
39    SIZE = PREFIX + 'size'
40    OBJDUMP = PREFIX + 'objdump'
41    OBJCPY = PREFIX + 'objcopy'
42
43    DEVICE = ' -mcpu='+CPU + ' -mthumb -ffunction-sections -fdata-sections'
44    CFLAGS = DEVICE
45    AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -D__START=entry -D__STARTUP_CLEAR_BSS'
46    LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
47
48    CPATH = ''
49    LPATH = ''
50
51    if BUILD == 'debug':
52        CFLAGS += ' -Og -gdwarf-2'
53        AFLAGS += ' -gdwarf-2'
54    else:
55        CFLAGS += ' -O2'
56
57    POST_ACTION = OBJCPY + ' -O binary $TARGET rt-thread.bin\n'
58    POST_ACTION += OBJCPY + ' -O ihex $TARGET rt-thread.hex\n'
59    POST_ACTION += 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 = ' --device DARMSTM'
70    CFLAGS = DEVICE + ' --apcs=interwork'
71    AFLAGS = DEVICE
72    LFLAGS = DEVICE + ' --info sizes --info totals --info unused --info veneers --list rtthread.map --scatter "board\linker_scripts\link.sct"'
73
74    CFLAGS += ' --c99'
75    CFLAGS += ' -I' + EXEC_PATH + '/ARM/RV31/INC'
76    LFLAGS += ' --libpath ' + EXEC_PATH + '/ARM/RV31/LIB'
77
78    EXEC_PATH += '/arm/bin40/'
79
80    if BUILD == 'debug':
81        CFLAGS += ' -g -O0'
82        AFLAGS += ' -g'
83    else:
84        CFLAGS += ' -O2'
85
86    POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
87
88
89def dist_handle(BSP_ROOT, dist_dir):
90    import sys
91    cwd_path = os.getcwd()
92    sys.path.append(os.path.join(os.path.dirname(BSP_ROOT), 'tools'))
93    from sdk_dist import dist_do_building
94    dist_do_building(BSP_ROOT, dist_dir)
95