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-m33' 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 = r'C:\Users\XXYYZZ' 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 # toolchains 35 PREFIX = 'arm-none-eabi-' 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 = ' -mcpu=cortex-m33 -mthumb -mfpu=fpv5-sp-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections' 47 CFLAGS = DEVICE + ' -Dgcc' 48 AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb ' 49 LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rt-thread.map,-cref,-u,Reset_Handler -T board/linker_scripts/link.lds' 50 51 CPATH = '' 52 LPATH = '' 53 54 if BUILD == 'debug': 55 CFLAGS += ' -O0 -gdwarf-2 -g' 56 AFLAGS += ' -gdwarf-2' 57 else: 58 CFLAGS += ' -O2' 59 60 CXXFLAGS = CFLAGS 61 62 POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' 63 POST_ACTION += OBJCPY + ' -O ihex $TARGET rtthread.hex\n' 64 POST_ACTION += SIZE + ' $TARGET\n' 65 66elif PLATFORM == 'armcc': 67 # toolchains 68 CC = 'armcc' 69 AS = 'armasm' 70 AR = 'armar' 71 LINK = 'armlink' 72 TARGET_EXT = 'axf' 73 74 DEVICE = ' --cpu ' + CPU 75 CFLAGS = '-c ' + DEVICE + ' --apcs=interwork --c99' 76 CFLAGS += ' -mfpu=fpv5-sp-d16 -mfloat-abi=hard ' 77 AFLAGS = DEVICE + ' --apcs=interwork ' 78 LFLAGS = DEVICE + ' --scatter "board/linker_scripts/link.sct" --info sizes --info totals --info unused --info veneers --list rtthread.map --strict' 79 80 CFLAGS += ' -I' + EXEC_PATH + '/ARM/ARMCC/INC' 81 LFLAGS += ' --libpath ' + EXEC_PATH + '/ARM/ARMCC/LIB' 82 83 CFLAGS += ' -D__MICROLIB ' 84 AFLAGS += ' --pd "__MICROLIB SETA 1" ' 85 LFLAGS += ' --library_type=microlib ' 86 EXEC_PATH += '/arm/armcc/bin/' 87 88 if BUILD == 'debug': 89 CFLAGS += ' -g -O0' 90 AFLAGS += ' -g' 91 else: 92 CFLAGS += ' -O2' 93 94 POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET' 95 96elif PLATFORM == 'iccarm': 97 # toolchains 98 CC = 'iccarm' 99 AS = 'iasmarm' 100 AR = 'iarchive' 101 LINK = 'ilinkarm' 102 TARGET_EXT = 'out' 103 104 DEVICE = '-Dewarm' # + ' -D' + PART_TYPE 105 106 CFLAGS = DEVICE 107 CFLAGS += ' --diag_suppress Pa050' 108 CFLAGS += ' --no_cse' 109 CFLAGS += ' --no_unroll' 110 CFLAGS += ' --no_inline' 111 CFLAGS += ' --no_code_motion' 112 CFLAGS += ' --no_tbaa' 113 CFLAGS += ' --no_clustering' 114 CFLAGS += ' --no_scheduling' 115 116 CFLAGS += ' --endian=little' 117 CFLAGS += ' --cpu=Cortex-M33' 118 CFLAGS += ' -e' 119 CFLAGS += ' --fpu=VFPv4_sp' 120 121 CFLAGS += ' --dlib_config "' + EXEC_PATH + '/arm/INC/c/DLib_Config_Normal.h"' 122 CFLAGS += ' --silent' 123 124 AFLAGS = DEVICE 125 AFLAGS += ' -s+' 126 AFLAGS += ' -w+' 127 AFLAGS += ' -r' 128 AFLAGS += ' --cpu ' + CPU 129 AFLAGS += ' --fpu VFPv5_sp' 130 131 AFLAGS += ' -S' 132 133 if BUILD == 'debug': 134 CFLAGS += ' --debug' 135 CFLAGS += ' -On' 136 else: 137 CFLAGS += ' -Oh' 138 139 LFLAGS = ' --config "board/linker_scripts/link.icf"' 140 LFLAGS += ' --entry __iar_program_start' 141 #LFLAGS += ' --silent' 142 143 EXEC_PATH = EXEC_PATH + '/arm/bin/' 144 POST_ACTION = '' 145