1import os
2
3# toolchains options
4ARCH='arm'
5CPU='cortex-m4'
6CROSS_TOOL='gcc'
7
8if os.getenv('RTT_CC'):
9	CROSS_TOOL = os.getenv('RTT_CC')
10if os.getenv('RTT_ROOT'):
11    RTT_ROOT = os.getenv('RTT_ROOT')
12
13# cross_tool provides the cross compiler
14# EXEC_PATH is the compiler execute path, for example, CodeSourcery, Keil MDK, IAR
15
16if  CROSS_TOOL == 'gcc':
17	PLATFORM = 'gcc'
18	EXEC_PATH = r'C:\Program Files (x86)\GNU Tools ARM Embedded\6 2017-q1-update\bin'
19elif CROSS_TOOL == 'keil':
20	PLATFORM = 'armcc'
21	EXEC_PATH = r'C:\Keil_v5'
22
23if os.getenv('RTT_EXEC_PATH'):
24	EXEC_PATH = os.getenv('RTT_EXEC_PATH')
25
26BUILD = ''
27# BUILD = 'debug'
28
29
30if PLATFORM == 'gcc':
31    # toolchains
32
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
44    DEVICE = ' -mcpu=cortex-m4 -mthumb -ffunction-sections -fdata-sections -Wuninitialized'
45
46    if BUILD == 'debug':
47        DEVICE = DEVICE + ' -DDEBUG'
48
49    CFLAGS = DEVICE
50    AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp'
51    LFLAGS = DEVICE + ' -nostartfiles -Wl,--gc-sections,-Map=rtthread.map -T ./linking_scripts/subm.ld '
52
53    CPATH = ''
54    LPATH = ''
55
56    if BUILD == 'debug':
57        CFLAGS += ' -O0 -gdwarf-2 -g'
58        AFLAGS += ' -gdwarf-2'
59    else:
60        CFLAGS += ' -O2'
61        AFLAGS += ' -gdwarf-2'
62
63    CXXFLAGS = CFLAGS
64
65    POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
66
67elif PLATFORM == 'armcc':
68    # toolchains
69    CC = 'armcc'
70    AS = 'armasm'
71    AR = 'armar'
72    LINK = 'armlink'
73    TARGET_EXT = 'axf'
74
75    DEVICE = ' --cpu=cortex-m4.fp'
76    CFLAGS = DEVICE + ' --apcs=interwork'
77    AFLAGS = DEVICE
78    LFLAGS = DEVICE + ' --info sizes --info totals --info unused --info veneers --list rtthread.map'
79
80    CFLAGS += ' --c99'
81    CFLAGS += ' -I' + EXEC_PATH + '/ARM/RV31/INC'
82    LFLAGS += ' --libpath ' + EXEC_PATH + '/ARM/RV31/LIB'
83
84    EXEC_PATH += '/arm/bin40/'
85
86    if BUILD == 'debug':
87        CFLAGS += ' -g -O0'
88        AFLAGS += ' -g'
89    else:
90        CFLAGS += ' -O2'
91
92    POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
93
94def dist_handle(BSP_ROOT, dist_dir):
95    import sys
96    cwd_path = os.getcwd()
97    sys.path.append(os.path.join(os.path.dirname(BSP_ROOT), 'tools'))
98    from sdk_dist import dist_do_building
99    dist_do_building(BSP_ROOT, dist_dir)
100