1import os
2
3# toolchains options
4ARCH        ='arm'
5CPU         ='cortex-m0'
6CROSS_TOOL  ='gcc'
7BOARD_NAME = 'lpc1114'
8
9if os.getenv('RTT_CC'):
10	CROSS_TOOL = os.getenv('RTT_CC')
11
12# cross_tool provides the cross compiler
13# EXEC_PATH is the compiler execute path, for example, CodeSourcery, Keil MDK, IAR
14if  CROSS_TOOL == 'gcc':
15    PLATFORM    = 'gcc'
16    EXEC_PATH   = r'C:\Users\XXYYZZ'
17elif CROSS_TOOL == 'keil':
18    PLATFORM 	= 'armcc'
19    EXEC_PATH 	= 'C:/keil_v5'
20elif CROSS_TOOL == 'iar':
21    PLATFORM  = 'iccarm'
22    EXEC_PATH    = r'C:/Program Files (x86)/IAR Systems/Embedded Workbench 8.3'
23
24if os.getenv('RTT_EXEC_PATH'):
25	EXEC_PATH = os.getenv('RTT_EXEC_PATH')
26
27BUILD = 'debug'
28# BUILD = 'release'
29
30
31if PLATFORM == 'gcc':
32    # toolchains
33    PREFIX  = 'arm-none-eabi-'
34    CC      = PREFIX + 'gcc'
35    CXX     = PREFIX + 'g++'
36    AS      = PREFIX + 'gcc'
37    AR      = PREFIX + 'ar'
38    LINK    = PREFIX + 'g++'
39    TARGET_EXT = 'elf'
40    SIZE    = PREFIX + 'size'
41    OBJDUMP = PREFIX + 'objdump'
42    OBJCPY  = PREFIX + 'objcopy'
43
44    DEVICE  = ' -mcpu=cortex-m0 -mthumb -ffunction-sections -fdata-sections'
45    CFLAGS  = DEVICE + ' -Wall'
46    AFLAGS  = ' -c' + DEVICE + ' -x assembler-with-cpp'
47    LFLAGS  = DEVICE + ' -nostartfiles -Wl,--gc-sections,-Map=rtthread.map,-cref,-u,Reset_Handler -T link.lds'
48    CPATH   = ''
49    LPATH   = ''
50
51    if BUILD == 'debug':
52        CFLAGS += ' -O0 -gdwarf-2'
53        AFLAGS += ' -gdwarf-2'
54    else:
55        CFLAGS += ' -Os'
56
57    CXXFLAGS = CFLAGS
58
59DUMP_ACTION = OBJDUMP + ' -D -S $TARGET > rtthread.asm\n'
60POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
61