1# BSP Note: For TI EK-TM4C1294XL Tiva C Series Connected LancuhPad    (REV D)
2
3import os
4
5# toolchains options
6ARCH='arm'
7CPU='cortex-m4'
8CROSS_TOOL='keil'
9
10if os.getenv('RTT_CC'):
11    CROSS_TOOL = os.getenv('RTT_CC')
12
13#device options
14PART_TYPE = 'PART_TM4C129XNCZAD'
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'D:\ArdaArmTools\Sourcery_Lite\bin'
20elif CROSS_TOOL == 'keil':
21    PLATFORM     = 'armcc'
22    EXEC_PATH    = r'C:\Keil_v5'
23elif CROSS_TOOL == 'iar':
24    PLATFORM     = 'iccarm'
25    EXEC_PATH    = 'C:/Program Files (x86)/IAR Systems/Embedded Workbench 8.3'
26
27if os.getenv('RTT_EXEC_PATH'):
28    EXEC_PATH = os.getenv('RTT_EXEC_PATH')
29
30#BUILD = 'debug'
31BUILD = 'release'
32
33if PLATFORM == 'gcc':
34    # tool-chains
35    PREFIX = 'arm-none-eabi-'
36    CC = PREFIX + 'gcc'
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=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=softfp -ffunction-sections -fdata-sections'
46    CFLAGS = DEVICE + ' -Dgcc'
47    AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
48    LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread-tm4c129x.map,-cref,-u,Reset_Handler -T tm4c_rom.ld'
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'
60
61elif PLATFORM == 'armcc':
62    # toolchains
63    CC = 'armcc'
64    AS = 'armasm'
65    AR = 'armar'
66    LINK = 'armlink'
67    TARGET_EXT = 'axf'
68
69    DEVICE = ' --cpu Cortex-M4.fp '
70    CFLAGS = '-c ' + DEVICE + ' --apcs=interwork --c99'
71    AFLAGS = DEVICE + ' --apcs=interwork '
72    LFLAGS = DEVICE + ' --scatter tm4c_rom.sct --info sizes --info totals --info unused --info veneers --list rtthread-tm4c129x.map --strict'
73
74    CFLAGS += ' -I' + EXEC_PATH + '/ARM/ARMCC/INC'
75    LFLAGS += ' --libpath ' + EXEC_PATH + '/ARM/ARMCC/LIB'
76
77    EXEC_PATH += '/arm/armcc/bin/'
78
79    if BUILD == 'debug':
80        CFLAGS += ' -g -O0'
81        AFLAGS += ' -g'
82    else:
83        CFLAGS += ' -O2'
84
85    POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
86
87elif PLATFORM == 'iccarm':
88    # toolchains
89    CC = 'iccarm'
90    AS = 'iasmarm'
91    AR = 'iarchive'
92    LINK = 'ilinkarm'
93    TARGET_EXT = 'out'
94
95    DEVICE = '-Dewarm' # + ' -D' + PART_TYPE
96
97    CFLAGS = DEVICE
98    CFLAGS += ' --diag_suppress Pa050'
99    CFLAGS += ' --no_cse'
100    CFLAGS += ' --no_unroll'
101    CFLAGS += ' --no_inline'
102    CFLAGS += ' --no_code_motion'
103    CFLAGS += ' --no_tbaa'
104    CFLAGS += ' --no_clustering'
105    CFLAGS += ' --no_scheduling'
106
107    CFLAGS += ' --endian=little'
108    CFLAGS += ' --cpu=Cortex-M4'
109    CFLAGS += ' -e'
110    CFLAGS += ' --fpu=VFPv4_sp'
111    CFLAGS += ' --dlib_config "' + EXEC_PATH + '/arm/INC/c/DLib_Config_Normal.h"'
112    CFLAGS += ' --silent'
113
114    AFLAGS = DEVICE
115    AFLAGS += ' -s+'
116    AFLAGS += ' -w+'
117    AFLAGS += ' -r'
118    AFLAGS += ' --cpu Cortex-M4'
119    AFLAGS += ' --fpu VFPv4_sp'
120    AFLAGS += ' -S'
121
122    if BUILD == 'debug':
123        CFLAGS += ' --debug'
124        CFLAGS += ' -On'
125    else:
126        CFLAGS += ' -Oh'
127
128    LFLAGS = ' --config "tm4c_rom.icf"'
129    LFLAGS += ' --entry __iar_program_start'
130    #LFLAGS += ' --silent'
131
132    EXEC_PATH = EXEC_PATH + '/arm/bin/'
133    POST_ACTION = ''