1import os
2
3# toolchains options
4ARCH='arm'
5CPU='cortex-m7'
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')
12
13DEVICE_SERIES = 'SAME70'
14#DEVICE_SERIES = 'SAMS70'
15#DEVICE_SERIES = 'SAMV70'
16#DEVICE_SERIES = 'SAMV71'
17DEVICE_TYPE = '__SAME70Q21B__'
18#DEVICE_TYPE = '__SAMS70Q21B__'
19DEVICE_PART = 'same70'
20
21# cross_tool provides the cross compiler
22# EXEC_PATH is the compiler execute path, for example, CodeSourcery, Keil MDK, IAR
23if  CROSS_TOOL == 'gcc':
24    PLATFORM    = 'gcc'
25    EXEC_PATH   = r'C:/workspace/tools/embedcpp/xpack-arm-none-eabi-gcc-10.2.1-1.1/bin'
26elif CROSS_TOOL == 'keil':
27    PLATFORM    = 'armcc'
28    EXEC_PATH   = r'C:/Keil_v5'
29elif CROSS_TOOL == 'iar':
30    PLATFORM    = 'iccarm'
31    EXEC_PATH   = r'C:/Program Files (x86)/IAR Systems/Embedded Workbench 8.3'
32
33if os.getenv('RTT_EXEC_PATH'):
34    EXEC_PATH = os.getenv('RTT_EXEC_PATH')
35
36BUILD = 'debug'
37
38if PLATFORM == 'gcc':
39    # toolchains
40    PREFIX = 'arm-none-eabi-'
41    CC = PREFIX + 'gcc'
42    AS = PREFIX + 'gcc'
43    AR = PREFIX + 'ar'
44    CXX = PREFIX + 'g++'
45    LINK = PREFIX + 'gcc'
46    TARGET_EXT = 'elf'
47    SIZE = PREFIX + 'size'
48    OBJDUMP = PREFIX + 'objdump'
49    OBJCPY = PREFIX + 'objcopy'
50
51    DEVICE = ' -mcpu=cortex-m7 -mthumb -mfpu=fpv5-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections -mlong-calls'
52    CFLAGS = DEVICE + ' -Dgcc'
53    AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
54    LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rt-thread-' + DEVICE_PART + '.map,-cref,-u,Reset_Handler -T bsp/same70b/gcc/gcc/same70q21b_flash.ld'
55
56    CPATH = ''
57    LPATH = ''
58
59    if BUILD == 'debug':
60        CFLAGS += ' -O0 -gdwarf-2 -g'
61        AFLAGS += ' -gdwarf-2'
62    else:
63        CFLAGS += ' -O2'
64
65    CXXFLAGS = CFLAGS
66    CFLAGS += ' -std=c99'
67
68    POST_ACTION = OBJCPY + ' -O binary $TARGET rt-thread-' + DEVICE_PART + '.bin\n' + SIZE + ' $TARGET \n'
69
70