1# BSP Note: For TI EK-TM4C1294XL Tiva C Series Connected LancuhPad (REV D) 2 3import os 4import sys 5# toolchains options 6CROSS_TOOL = 'gcc' 7 8if os.getenv('RTT_CC'): 9 CROSS_TOOL = os.getenv('RTT_CC') 10# device options 11ARCH = 'arm' 12CPU = 'cortex-m0' 13 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 = '/Users/zhangyihong/.env/gcc-arm-none-eabi-5_4-2016q3/bin' 20elif CROSS_TOOL == 'keil': 21 PLATFORM = 'armcc' 22 EXEC_PATH = 'C:/Keil_v5' 23elif CROSS_TOOL == 'iar': 24 PLATFORM = 'iccarm' 25 EXEC_PATH = 'C:/Program Files (x86)/IAR Systems/Embedded Workbench 7.2' 26 27if os.getenv('RTT_EXEC_PATH'): 28 EXEC_PATH = os.getenv('RTT_EXEC_PATH') 29 30BUILD = 'debug' 31#BUILD = 'release' 32 33if PLATFORM == 'gcc': 34 PREFIX = 'arm-none-eabi-' 35 CC = PREFIX + 'gcc' 36 CXX = PREFIX + 'g++' 37 AS = PREFIX + 'gcc' 38 AR = PREFIX + 'ar' 39 LINK = PREFIX + 'gcc' 40 TARGET_EXT = 'elf' 41 SIZE = PREFIX + 'size' 42 OBJDUMP = PREFIX + 'objdump' 43 OBJCPY = PREFIX + 'objcopy' 44 45 DEVICE = ' -mcpu=' + CPU + ' -mthumb -ffunction-sections -fdata-sections -Wall' 46 CFLAGS = DEVICE + ' -std=c99' 47 AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb ' 48 LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread.map,-cref,-u,Reset_Handler -T drivers/linker_scripts/link.lds' 49 50 CPATH = '' 51 LPATH = '' 52 53 if BUILD == 'debug': 54 CFLAGS += ' -O0 -gdwarf-2 -g' 55 AFLAGS += ' -gdwarf-2' 56 else: 57 CFLAGS += ' -O2' 58 59 POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n' 60elif PLATFORM == 'armcc': 61 # toolchains 62 CC = 'armcc' 63 AS = 'armasm' 64 AR = 'armar' 65 LINK = 'armlink' 66 TARGET_EXT = 'axf' 67 68 DEVICE = ' --cpu ' + CPU 69 CFLAGS = '-c ' + DEVICE + ' --apcs=interwork --c99' 70 AFLAGS = DEVICE + ' --apcs=interwork ' 71 LFLAGS = DEVICE + ' --scatter "drivers/linker_scripts/link.sct" --info sizes --info totals --info unused --info veneers --list rtthread.map --strict' 72 73 CFLAGS += ' -I' + EXEC_PATH + '/ARM/ARMCC/INC' 74 LFLAGS += ' --libpath ' + EXEC_PATH + '/ARM/ARMCC/LIB' 75 76 CFLAGS += ' -D__MICROLIB ' 77 AFLAGS += ' --pd "__MICROLIB SETA 1" ' 78 LFLAGS += ' --library_type=microlib ' 79 EXEC_PATH += '/arm/armcc/bin/' 80 81 if BUILD == 'debug': 82 CFLAGS += ' -g -O0' 83 AFLAGS += ' -g' 84 else: 85 CFLAGS += ' -O2' 86 87 POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET' 88 89elif PLATFORM == 'iccarm': 90 # toolchains 91 CC = 'iccarm' 92 AS = 'iasmarm' 93 AR = 'iarchive' 94 LINK = 'ilinkarm' 95 TARGET_EXT = 'out' 96 97 DEVICE = '-Dewarm' # + ' -D' + PART_TYPE 98 99 CFLAGS = DEVICE 100 CFLAGS += ' --diag_suppress Pa050' 101 CFLAGS += ' --no_cse' 102 CFLAGS += ' --no_unroll' 103 CFLAGS += ' --no_inline' 104 CFLAGS += ' --no_code_motion' 105 CFLAGS += ' --no_tbaa' 106 CFLAGS += ' --no_clustering' 107 CFLAGS += ' --no_scheduling' 108 109 CFLAGS += ' --endian=little' 110 CFLAGS += ' --cpu=Cortex-M4' 111 CFLAGS += ' -e' 112 113 CFLAGS += ' --dlib_config "' + EXEC_PATH + '/arm/INC/c/DLib_Config_Normal.h"' 114 CFLAGS += ' --silent' 115 116 AFLAGS = DEVICE 117 AFLAGS += ' -s+' 118 AFLAGS += ' -w+' 119 AFLAGS += ' -r' 120 AFLAGS += ' --cpu ' + CPU 121 122 AFLAGS += ' -S' 123 124 if BUILD == 'debug': 125 CFLAGS += ' --debug' 126 CFLAGS += ' -On' 127 else: 128 CFLAGS += ' -Oh' 129 130 LFLAGS = ' --config "drivers/linker_scripts/link.icf"' 131 LFLAGS += ' --entry __iar_program_start' 132 #LFLAGS += ' --silent' 133 134 EXEC_PATH = EXEC_PATH + '/arm/bin/' 135 POST_ACTION = '' 136