1import os
2import sys
3
4# toolchains options
5ARCH='arm'
6CPU='cortex-m7'
7CROSS_TOOL='gcc'
8
9# bsp lib config
10BSP_LIBRARY_TYPE = None
11
12if os.getenv('RTT_CC'):
13    CROSS_TOOL = os.getenv('RTT_CC')
14if os.getenv('RTT_ROOT'):
15    RTT_ROOT = os.getenv('RTT_ROOT')
16
17# cross_tool provides the cross compiler
18# EXEC_PATH is the compiler execute path, for example, CodeSourcery, Keil MDK, IAR
19if  CROSS_TOOL == 'gcc':
20    PLATFORM    = 'gcc'
21    EXEC_PATH   = r'C:\Users\XXYYZZ'
22elif CROSS_TOOL == 'keil':
23    PLATFORM    = 'armcc'
24    EXEC_PATH   = r'C:/Keil_v5'
25elif CROSS_TOOL == 'iar':
26    PLATFORM    = 'iccarm'
27    EXEC_PATH   = r'C:/Program Files (x86)/IAR Systems/Embedded Workbench 8.3'
28
29if os.getenv('RTT_EXEC_PATH'):
30    EXEC_PATH = os.getenv('RTT_EXEC_PATH')
31
32#BUILD = 'debug'
33BUILD = 'release'
34
35if PLATFORM == 'gcc':
36    PREFIX = 'arm-none-eabi-'
37    CC = PREFIX + 'gcc'
38    CXX = PREFIX + 'g++'
39    AS = PREFIX + 'gcc'
40    AR = PREFIX + 'ar'
41    LINK = PREFIX + 'gcc'
42    TARGET_EXT = 'elf'
43    SIZE = PREFIX + 'size'
44    OBJDUMP = PREFIX + 'objdump'
45    OBJCPY = PREFIX + 'objcopy'
46    STRIP = PREFIX + 'strip'
47
48    DEVICE = ' -mcpu=' + CPU + ' -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections'
49    CFLAGS = DEVICE + ' -Wall -D__FPU_PRESENT -eentry'
50    AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb -D__START=entry'
51    LFLAGS = DEVICE + ' -lm -lgcc -lc' + ' -nostartfiles -Wl,--gc-sections,-Map=rtthread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds'
52
53    CPATH = ''
54    LPATH = ''
55
56    AFLAGS += ' -D__STARTUP_INITIALIZE_NONCACHEDATA'
57    AFLAGS += ' -D__STARTUP_CLEAR_BSS'
58
59    if BUILD == 'debug':
60        CFLAGS += ' -gdwarf-2'
61        AFLAGS += ' -gdwarf-2'
62        CFLAGS += ' -O0'
63    else:
64        CFLAGS += ' -O2 -Os'
65
66    POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
67
68    # module setting
69    CXXFLAGS = ' -Woverloaded-virtual -fno-exceptions -fno-rtti '
70    M_CFLAGS = CFLAGS + ' -mlong-calls -fPIC '
71    M_CXXFLAGS = CXXFLAGS + ' -mlong-calls -fPIC'
72    M_LFLAGS = DEVICE + CXXFLAGS + ' -Wl,--gc-sections,-z,max-page-size=0x4' +\
73                                    ' -shared -fPIC -nostartfiles -static-libgcc'
74    M_POST_ACTION = STRIP + ' -R .hash $TARGET\n' + SIZE + ' $TARGET \n'
75
76elif PLATFORM == 'armcc':
77    CC = 'armcc'
78    CXX = 'armcc'
79    AS = 'armasm'
80    AR = 'armar'
81    LINK = 'armlink'
82    TARGET_EXT = 'axf'
83
84    DEVICE = ' --cpu ' + CPU + '.fp.sp'
85    CFLAGS = DEVICE + ' --apcs=interwork'
86    AFLAGS = DEVICE
87    LFLAGS = DEVICE + ' --libpath "' + EXEC_PATH + '\ARM\ARMCC\lib" --info sizes --info totals --info unused --info veneers --list rtthread.map --scatter "board\linker_scripts\link.sct"'
88
89    CFLAGS += ' --diag_suppress=66,1296,186,6314'
90    CFLAGS += ' -I' + EXEC_PATH + '/ARM/RV31/INC'
91    LFLAGS += ' --libpath ' + EXEC_PATH + '/ARM/RV31/LIB'
92
93    EXEC_PATH += '/arm/bin40/'
94
95    if BUILD == 'debug':
96        CFLAGS += ' -g -O0'
97        AFLAGS += ' -g'
98    else:
99        CFLAGS += ' -O2'
100
101    CXXFLAGS = CFLAGS
102    CFLAGS += ' --c99'
103
104    POST_ACTION = 'fromelf -z $TARGET'
105    # POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
106
107elif PLATFORM == 'iccarm':
108    CC = 'iccarm'
109    CXX = 'iccarm'
110    AS = 'iasmarm'
111    AR = 'iarchive'
112    LINK = 'ilinkarm'
113    TARGET_EXT = 'out'
114
115    DEVICE = ' -D__FPU_PRESENT'
116
117    CFLAGS = DEVICE
118    CFLAGS += ' --diag_suppress Pa050'
119    CFLAGS += ' --no_cse'
120    CFLAGS += ' --no_unroll'
121    CFLAGS += ' --no_inline'
122    CFLAGS += ' --no_code_motion'
123    CFLAGS += ' --no_tbaa'
124    CFLAGS += ' --no_clustering'
125    CFLAGS += ' --no_scheduling'
126    CFLAGS += ' --debug'
127    CFLAGS += ' --endian=little'
128    CFLAGS += ' --cpu=' + CPU
129    CFLAGS += ' -e'
130    CFLAGS += ' --fpu=None'
131    CFLAGS += ' --dlib_config "' + EXEC_PATH + '/arm/INC/c/DLib_Config_Normal.h"'
132    CFLAGS += ' -Ol'
133    CFLAGS += ' --use_c++_inline'
134
135    AFLAGS = ''
136    AFLAGS += ' -s+'
137    AFLAGS += ' -w+'
138    AFLAGS += ' -r'
139    AFLAGS += ' --cpu ' + CPU
140    AFLAGS += ' --fpu None'
141
142    if BUILD == 'debug':
143        CFLAGS += ' --debug'
144        CFLAGS += ' -On'
145    else:
146        CFLAGS += ' -Oh'
147
148    LFLAGS = ' --config "board/linker_scripts/link.icf"'
149    LFLAGS += ' --redirect _Printf=_PrintfTiny'
150    LFLAGS += ' --redirect _Scanf=_ScanfSmall'
151    LFLAGS += ' --entry __iar_program_start'
152
153    CXXFLAGS = CFLAGS
154
155    EXEC_PATH = EXEC_PATH + '/arm/bin/'
156    POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'
157
158def dist_handle(BSP_ROOT, dist_dir):
159    import sys
160    cwd_path = os.getcwd()
161    sys.path.append(os.path.join(os.path.dirname(BSP_ROOT), 'tools'))
162    from sdk_dist import dist_do_building
163    dist_do_building(BSP_ROOT, dist_dir)
164