1import os
2
3# toolchains options
4ARCH='arm'
5CPU='cortex-m0'
6CROSS_TOOL='keil'
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'
22elif CROSS_TOOL == 'iar':
23	PLATFORM  = 'iccarm'
24	EXEC_PATH 	= r'C:\Program Files (x86)\IAR Systems\Embedded Workbench 8.2'
25
26if os.getenv('RTT_EXEC_PATH'):
27	EXEC_PATH = os.getenv('RTT_EXEC_PATH')
28
29BUILD = ''
30# BUILD = 'debug'
31
32
33if PLATFORM == 'gcc':
34    # tool-chains
35    PREFIX = 'arm-none-eabi-'
36    CC = PREFIX + 'gcc'
37    AS = PREFIX + 'gcc'
38    AR = PREFIX + 'ar'
39    CXX = PREFIX + 'g++'
40    LINK = PREFIX + 'gcc'
41    TARGET_EXT = 'elf'
42    SIZE = PREFIX + 'size'
43    OBJDUMP = PREFIX + 'objdump'
44    OBJCPY = PREFIX + 'objcopy'
45
46    DEVICE = ' -mcpu=cortex-m0 -mthumb -ffunction-sections -fdata-sections -Wuninitialized'
47    CFLAGS = DEVICE + ' -Dgcc' # -D' + PART_TYPE
48    AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
49    LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread.map,-cref,-u,Reset_Handler -T ./linking_scripts/m031_link.ld'
50
51    CPATH = ''
52    LPATH = ''
53
54    if BUILD == 'debug':
55        CFLAGS += ' -O0 -gdwarf-2 -g'
56        AFLAGS += ' -gdwarf-2'
57    else:
58        CFLAGS += ' -O2'
59
60    CXXFLAGS = CFLAGS
61
62    POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
63
64elif PLATFORM == 'armcc':
65    # toolchains
66    CC = 'armcc'
67    AS = 'armasm'
68    AR = 'armar'
69    LINK = 'armlink'
70    TARGET_EXT = 'axf'
71
72    DEVICE = ' --cpu Cortex-M0'
73    CFLAGS = DEVICE + ' --apcs=interwork'
74    AFLAGS = DEVICE
75    LFLAGS = DEVICE + ' --info sizes --info totals --info unused --info veneers --list rtthread.map --scatter ./linking_scripts/m031_flash.sct'
76
77    LFLAGS += ' --keep *.o(.rti_fn.*)   --keep *.o(FSymTab) --keep *.o(VSymTab)'
78
79    EXEC_PATH += '/ARM/ARMCC/bin'
80    print(EXEC_PATH)
81
82    if BUILD == 'debug':
83        CFLAGS += ' -g -O0'
84        AFLAGS += ' -g'
85    else:
86        CFLAGS += ' -O2'
87
88    POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
89
90elif PLATFORM == 'iccarm':
91    # toolchains
92    CC = 'iccarm'
93    AS = 'iasmarm'
94    AR = 'iarchive'
95    LINK = 'ilinkarm'
96    TARGET_EXT = 'out'
97
98    CFLAGS = DEVICE
99    CFLAGS += ' --diag_suppress Pa050'
100    CFLAGS += ' --no_cse'
101    CFLAGS += ' --no_unroll'
102    CFLAGS += ' --no_inline'
103    CFLAGS += ' --no_code_motion'
104    CFLAGS += ' --no_tbaa'
105    CFLAGS += ' --no_clustering'
106    CFLAGS += ' --no_scheduling'
107    CFLAGS += ' --debug'
108    CFLAGS += ' --endian=little'
109    CFLAGS += ' --cpu=Cortex-M0'
110    CFLAGS += ' -e'
111    CFLAGS += ' --fpu=None'
112    CFLAGS += ' --dlib_config "' + EXEC_PATH + '/arm/INC/c/DLib_Config_Normal.h"'
113    CFLAGS += ' -Ol'
114    CFLAGS += ' --use_c++_inline'
115
116    AFLAGS = ''
117    AFLAGS += ' -s+'
118    AFLAGS += ' -w+'
119    AFLAGS += ' -r'
120    AFLAGS += ' --cpu Cortex-M0'
121    AFLAGS += ' --fpu None'
122
123    LFLAGS = ' --config ./linking_scripts/m031_flash.icf'
124    LFLAGS += ' --redirect _Printf=_PrintfTiny'
125    LFLAGS += ' --redirect _Scanf=_ScanfSmall'
126    LFLAGS += ' --entry __iar_program_start'
127
128    EXEC_PATH += '/arm/bin/'
129    POST_ACTION = ''
130
131def dist_handle(BSP_ROOT, dist_dir):
132    import sys
133    cwd_path = os.getcwd()
134    sys.path.append(os.path.join(os.path.dirname(BSP_ROOT), 'tools'))
135    from sdk_dist import dist_do_building
136    dist_do_building(BSP_ROOT, dist_dir)
137
138