xref: /nrf52832-nimble/rtconfig.py (revision 150812a83cab50279bd772ef6db1bfaf255f2c5b) 
1import os
2
3# toolchains options
4ARCH='arm'
5CPU='cortex-m4'
6CROSS_TOOL='keil'
7
8if os.getenv('RTT_CC'):
9	CROSS_TOOL = os.getenv('RTT_CC')
10
11# cross_tool provides the cross compiler
12# EXEC_PATH is the compiler execute path, for example, CodeSourcery, Keil MDK, IAR
13
14if  CROSS_TOOL == 'gcc':
15	PLATFORM 	= 'gcc'
16	EXEC_PATH 	= 'D:/SourceryGCC/bin'
17elif CROSS_TOOL == 'keil':
18	PLATFORM 	= 'armcc'
19	EXEC_PATH 	= 'C:/Developer/Software/Keil_v5'
20elif CROSS_TOOL == 'iar':
21    print('================ERROR============================')
22    print('Not support iar yet!')
23    print('=================================================')
24    exit(0)
25
26
27BUILD = 'debug'
28
29if PLATFORM == 'gcc':
30    # toolchains
31    PREFIX = 'arm-none-eabi-'
32    CC = PREFIX + 'gcc'
33    AS = PREFIX + 'gcc'
34    AR = PREFIX + 'ar'
35    LINK = PREFIX + 'gcc'
36    TARGET_EXT = 'elf'
37    SIZE = PREFIX + 'size'
38    OBJDUMP = PREFIX + 'objdump'
39    OBJCPY = PREFIX + 'objcopy'
40
41    DEVICE = ' -mcpu=cortex-m4 -mthumb -ffunction-sections -fdata-sections'
42    CFLAGS = DEVICE
43    AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp'
44    LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread-nrf52832.map,-cref,-u,Reset_Handler -T nrf52_xxaa.ld'
45
46    CPATH = ''
47    LPATH = ''
48
49    if BUILD == 'debug':
50        CFLAGS += ' -O0 -gdwarf-2'
51        AFLAGS += ' -gdwarf-2'
52    else:
53        CFLAGS += ' -O2'
54
55    POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
56
57elif PLATFORM == 'armcc':
58    # toolchains
59    CC = 'armcc'
60    AS = 'armasm'
61    AR = 'armar'
62    LINK = 'armlink'
63    TARGET_EXT = 'axf'
64
65    DEVICE = ' --cpu=cortex-m4.fp'
66    CFLAGS = DEVICE + ' --apcs=interwork'
67    AFLAGS = DEVICE
68    LFLAGS = DEVICE + ' --info sizes --info totals --info unused --info veneers --list rtthread-nrf52832.map --scatter rtthread-nrf52832.sct'
69
70    CFLAGS += ' --c99 --gnu'
71    CFLAGS += ' -I' + EXEC_PATH + '/ARM/RV31/INC'
72    LFLAGS += ' --libpath ' + EXEC_PATH + '/ARM/RV31/LIB'
73
74    EXEC_PATH += '/arm/bin40/'
75
76    if BUILD == 'debug':
77        CFLAGS += ' -g -O0'
78        AFLAGS += ' -g'
79    else:
80        CFLAGS += ' -O2'
81
82    POST_ACTION = 'fromelf --i32combined $TARGET --output rtthread.hex \n'
83    POST_ACTION += 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
84