1import os
2
3# CPU options
4ARCH='mips'
5CPU ='gs232'
6
7# toolchains options
8CROSS_TOOL  = 'gcc'
9
10if os.getenv('RTT_CC'):
11	CROSS_TOOL = os.getenv('RTT_CC')
12
13if  CROSS_TOOL == 'gcc':
14	PLATFORM    = 'gcc'
15	EXEC_PATH   = "/opt/mips-2016.05/bin"
16#	EXEC_PATH   = r'D:\mgc\embedded\codebench\bin'
17else:
18    print('================ERROR===========================')
19    print('Not support %s yet!' % CROSS_TOOL)
20    print('=================================================')
21    exit(0)
22
23if os.getenv('RTT_EXEC_PATH'):
24	EXEC_PATH = os.getenv('RTT_EXEC_PATH')
25
26BUILD       = 'debug'
27
28# don't use loongson company's cross-compilation tool chain to compile the RT-Thread
29# must use the cross-compilation tool chain that RT-Thread recommand
30# download: https://coding.net/u/bernard/p/rtthread_tools/git/blob/master/GCC_Toolchains.md
31PREFIX = 'mips-sde-elf-'
32CC = PREFIX + 'gcc'
33AS = PREFIX + 'gcc'
34AR = PREFIX + 'ar'
35LINK = PREFIX + 'gcc'
36TARGET_EXT = 'elf'
37SIZE = PREFIX + 'size'
38OBJDUMP = PREFIX + 'objdump'
39OBJCPY = PREFIX + 'objcopy'
40READELF = PREFIX + 'readelf'
41
42DEVICE = ' -mips32 -msoft-float -mfp32'
43CFLAGS = DEVICE + ' -std=c99 -EL -G0 -mno-abicalls -fno-pic -fno-builtin -fno-exceptions -ffunction-sections -fomit-frame-pointer'
44AFLAGS = ' -c' + DEVICE + ' -EL -fno-pic -fno-builtin -mno-abicalls -x assembler-with-cpp'
45LFLAGS = DEVICE + ' -nostartfiles -EL -Wl,--gc-sections,-Map=rtthread.map,-cref,-u,Reset_Handler -T ls1c_ram.lds'
46
47CPATH = ''
48LPATH = ''
49
50if BUILD == 'debug':
51    CFLAGS += ' -O0 -gdwarf-2'
52    AFLAGS += ' -gdwarf-2'
53else:
54    CFLAGS += ' -O2'
55
56DUMP_ACTION = OBJDUMP + ' -D -S $TARGET > rtt.asm\n'
57READELF_ACTION = READELF + ' -a $TARGET > rtt.map\n'
58POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
59