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')
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'.'
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
44    DEVICE = ' -mcpu=cortex-m4 -mthumb'
45    CFLAGS = DEVICE
46    AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp'
47    LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
48
49    CPATH = ''
50    LPATH = ''
51
52    if BUILD == 'debug':
53        CFLAGS += ' -O0 -gdwarf-2'
54        AFLAGS += ' -gdwarf-2'
55    else:
56        CFLAGS += ' -O2'
57
58    CXXFLAGS = CFLAGS
59
60    POST_ACTION = OBJCPY + ' -O ihex $TARGET rtthread.hex\n' + SIZE + ' $TARGET \n'
61
62elif PLATFORM == 'armcc':
63    # toolchains
64    CC = 'armcc'
65    CXX = 'armcc'
66    AS = 'armasm'
67    AR = 'armar'
68    LINK = 'armlink'
69    TARGET_EXT = 'axf'
70
71    DEVICE = ' --cpu Cortex-M4.fp'
72    CFLAGS = '-c ' + DEVICE + ' --apcs=interwork --c99'
73    AFLAGS = DEVICE + ' --apcs=interwork '
74    LFLAGS = DEVICE + ' --info sizes --info totals --info unused --info veneers --list rt-thread.map --strict --scatter "board\linker_scripts\link.sct"'
75
76    CFLAGS += ' -D__MICROLIB '
77    AFLAGS += ' --pd "__MICROLIB SETA 1" '
78    LFLAGS += ' --library_type=microlib '
79    EXEC_PATH += '/ARM/ARMCC/bin/'
80
81    if BUILD == 'debug':
82        CFLAGS += ' -g -O0'
83        AFLAGS += ' -g'
84    else:
85        CFLAGS += ' -O2'
86
87    POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
88
89elif PLATFORM == 'iccarm':
90    # toolchains
91    CC = 'iccarm'
92    CXX = 'iccarm'
93    AS = 'iasmarm'
94    AR = 'iarchive'
95    LINK = 'ilinkarm'
96    TARGET_EXT = 'out'
97
98    DEVICE = '-Dewarm'
99
100    CFLAGS = DEVICE
101    CFLAGS += ' --diag_suppress Pa050'
102    CFLAGS += ' --no_cse'
103    CFLAGS += ' --no_unroll'
104    CFLAGS += ' --no_inline'
105    CFLAGS += ' --no_code_motion'
106    CFLAGS += ' --no_tbaa'
107    CFLAGS += ' --no_clustering'
108    CFLAGS += ' --no_scheduling'
109    CFLAGS += ' --endian=little'
110    CFLAGS += ' --cpu=Cortex-M4'
111    CFLAGS += ' -e'
112    CFLAGS += ' --fpu=VFPv4_sp'
113    CFLAGS += ' --dlib_config "' + EXEC_PATH + '/arm/INC/c/DLib_Config_Normal.h"'
114    CFLAGS += ' --silent'
115
116    AFLAGS = DEVICE
117    AFLAGS += ' -s+'
118    AFLAGS += ' -w+'
119    AFLAGS += ' -r'
120    AFLAGS += ' --cpu Cortex-M4'
121    AFLAGS += ' --fpu VFPv4_sp'
122    AFLAGS += ' -S'
123
124    if BUILD == 'debug':
125        CFLAGS += ' --debug'
126        CFLAGS += ' -On'
127    else:
128        CFLAGS += ' -Oh'
129
130    LFLAGS = ' --config "board/linker_scripts/link.icf"'
131    LFLAGS += ' --entry __iar_program_start'
132
133    CXXFLAGS = CFLAGS
134
135    EXEC_PATH = EXEC_PATH + '/arm/bin/'
136    POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'
137
138
139def dist_handle(BSP_ROOT, dist_dir):
140    import sys
141    cwd_path = os.getcwd()
142    sys.path.append(os.path.join(os.path.dirname(BSP_ROOT), 'tools'))
143    from sdk_dist import dist_do_building
144    dist_do_building(BSP_ROOT, dist_dir)