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')
12else:
13    RTT_ROOT = os.path.join(os.path.normpath(os.getcwd()), 'rt-thread')
14
15# cross_tool provides the cross compiler
16# EXEC_PATH is the compiler execute path, for example, CodeSourcery, Keil MDK, IAR
17if  CROSS_TOOL == 'gcc':
18    PLATFORM 	= 'gcc'
19    EXEC_PATH 	= 'C:/work/env/tools/gnu_gcc/arm_gcc/mingw/bin'
20elif CROSS_TOOL == 'iar':
21    PLATFORM     = 'iccarm'
22    EXEC_PATH    = 'C:/Program Files (x86)/IAR Systems/Embedded Workbench 7.0'
23else:
24    print('Please make sure your toolchains is GNU GCC!')
25    exit(0)
26
27if os.getenv('RTT_EXEC_PATH'):
28	EXEC_PATH = os.getenv('RTT_EXEC_PATH')
29
30BUILD = 'debug'
31
32if PLATFORM == 'gcc':
33    # toolchains
34    PREFIX = 'arm-none-eabi-'
35    CC = PREFIX + 'gcc'
36    AS = PREFIX + 'gcc'
37    AR = PREFIX + 'ar'
38    CXX = PREFIX + 'g++'
39    LINK = PREFIX + 'gcc'
40    TARGET_EXT = 'axf'
41    SIZE = PREFIX + 'size'
42    OBJDUMP = PREFIX + 'objdump'
43    OBJCPY = PREFIX + 'objcopy'
44    NM = PREFIX + 'nm'
45
46    DEVICE = ' -DM3 -mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections'
47    CFLAGS = DEVICE + ' -g2 -Wall -Wno-pointer-sign -fno-common -fmessage-length=0  -ffunction-sections -fdata-sections -fomit-frame-pointer -fno-short-enums -DF_CPU=166000000L -std=gnu99 -fsigned-char'
48    AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
49    LFLAGS = DEVICE + ' -lm -lgcc -lc' + ' -g --specs=nano.specs -nostartfiles -Wl,-Map=rtthread.map -Os -Wl,--gc-sections -Wl,--cref -Wl,--entry=Reset_Handler -Wl,--no-enum-size-warning -Wl,--no-wchar-size-warning -T./rlx8711B-symbol-v02-img2_xip1.ld'
50    LFLAGS += ' -Wl,-wrap,rtl_printf'
51
52    CPATH = ''
53    LPATH = ''
54
55    if BUILD == 'debug':
56        CFLAGS += ' -Os -gdwarf-2'
57        AFLAGS += ' -gdwarf-2'
58    else:
59        CFLAGS += ' -O2'
60
61    POST_ACTION =  OBJCPY + ' -j .ram_image2.entry -j .ram_image2.data -j .ram_image2.bss -j .ram_image2.skb.bss -j .ram_heap.data -Obinary rtthread.axf ram_2.r.bin \n' \
62                 + OBJCPY + ' -j .xip_image2.text -Obinary rtthread.axf xip_image2.bin \n' \
63                 + OBJCPY + ' -j .ram_rdp.text -Obinary rtthread.axf rdp.bin \n'
64
65    POST_ACTION += 'python gen_bin.py'
66
67    M_CFLAGS = CFLAGS + ' -mlong-calls  -Dsourcerygxx -O0 -fPIC '
68    M_LFLAGS = DEVICE + ' -Wl,-z,max-page-size=0x4 -shared -fPIC -e main -nostdlib'
69
70elif PLATFORM == 'iccarm':
71    # toolchains
72    CC = 'iccarm'
73    AS = 'iasmarm'
74    AR = 'iarchive'
75    LINK = 'ilinkarm'
76    TARGET_EXT = 'out'
77
78    DEVICE = '-Dewarm'
79
80    CFLAGS = DEVICE
81    CFLAGS += ' --diag_suppress Pa050'
82    CFLAGS += ' --no_cse'
83    CFLAGS += ' --no_unroll'
84    CFLAGS += ' --no_inline'
85    CFLAGS += ' --no_code_motion'
86    CFLAGS += ' --no_tbaa'
87    CFLAGS += ' --no_clustering'
88    CFLAGS += ' --no_scheduling'
89    CFLAGS += ' --endian=little'
90    CFLAGS += ' --cpu=Cortex-M4'
91    CFLAGS += ' -e'
92    CFLAGS += ' --fpu=None'
93    CFLAGS += ' --dlib_config "' + EXEC_PATH + '/arm/INC/c/DLib_Config_Normal.h"'
94    CFLAGS += ' --silent'
95
96    AFLAGS = DEVICE
97    AFLAGS += ' -s+'
98    AFLAGS += ' -w+'
99    AFLAGS += ' -r'
100    AFLAGS += ' --cpu Cortex-M4'
101    AFLAGS += ' --fpu None'
102    AFLAGS += ' -S'
103
104    if BUILD == 'debug':
105        CFLAGS += ' --debug'
106        CFLAGS += ' -On'
107    else:
108        CFLAGS += ' -Oh'
109
110    LFLAGS = ' --config rom_symbol_v01_iar.icf'
111    LFLAGS += ' --redirect _Printf=_PrintfTiny'
112    LFLAGS += ' --redirect _Scanf=_ScanfSmall'
113    LFLAGS += ' --entry __iar_program_start'
114
115    EXEC_PATH = EXEC_PATH + '/arm/bin/'
116    POST_ACTION = 'ielftool --bin $TARGET rt-thread.bin'
117