1import os
2
3# toolchains options
4ARCH='risc-v'
5CPU='bumblebee'
6CROSS_TOOL='gcc'
7
8# bsp lib config
9BSP_LIBRARY_TYPE = None
10
11if os.getenv('RTT_CC'):
12    CROSS_TOOL = os.getenv('RTT_CC')
13if os.getenv('RTT_ROOT'):
14    RTT_ROOT = os.getenv('RTT_ROOT')
15
16# cross_tool provides the cross compiler
17# EXEC_PATH is the compiler execute path, for example, CodeSourcery, Keil MDK, IAR
18if  CROSS_TOOL == 'gcc':
19    PLATFORM    = 'gcc'
20    EXEC_PATH   = EXEC_PATH   = r'D:/gcc/xpack-riscv-none-embed-gcc-10.2.0-1.2/bin'
21else:
22    print('Please make sure your toolchains is GNU GCC!')
23    exit(0)
24
25if os.getenv('RTT_EXEC_PATH'):
26   EXEC_PATH = os.getenv('RTT_EXEC_PATH')
27
28CORE = 'risc-v'
29BUILD = 'debug'
30MAP_FILE = 'rtthread.map'
31LINK_FILE = '../libraries/GD32VF103_Firmware_Library/RISCV/env_Eclipse/GD32VF103xB.lds'
32
33if PLATFORM == 'gcc':
34    # toolchains
35    PREFIX = 'riscv-none-embed-'
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 = ' -march=rv32imac -mabi=ilp32 -DUSE_PLIC -DUSE_M_TIME -DNO_INIT -mcmodel=medany -msmall-data-limit=8 -L.  -nostartfiles  -lc '
47    CFLAGS = DEVICE
48    CFLAGS += ' -save-temps=obj'
49    AFLAGS = '-c'+ DEVICE + ' -x assembler-with-cpp'
50    AFLAGS += ' -Iplatform -Ilibraries/RISCV/include -Ilibraries/RISCV/env_Eclipse'
51    LFLAGS = DEVICE
52    LFLAGS += ' -Wl,--gc-sections,-cref,-Map=' + MAP_FILE
53    LFLAGS += ' -T ' + LINK_FILE
54    LFLAGS += ' -Wl,-wrap=memset'
55
56    CPATH = ''
57    LPATH = ''
58
59    if BUILD == 'debug':
60        CFLAGS += ' -O0 -g3'
61        AFLAGS += ' -g3'
62    else:
63        CFLAGS += ' -O2'
64
65    CXXFLAGS = CFLAGS
66
67    POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
68
69def dist_handle(BSP_ROOT, dist_dir):
70    import sys
71    cwd_path = os.getcwd()
72    sys.path.append(os.path.join(os.path.dirname(BSP_ROOT), 'tools'))
73    from sdk_dist import dist_do_building
74    dist_do_building(BSP_ROOT, dist_dir)
75