1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
|
import os
import subprocess
# toolchains options
ARCH ='aarch64'
CPU ='cortex-a'
CROSS_TOOL ='gcc'
if os.getenv('RTT_ROOT'):
RTT_ROOT = os.getenv('RTT_ROOT')
else:
RTT_ROOT = os.path.join(os.getcwd(), '..', '..', '..')
if os.getenv('RTT_CC'):
CROSS_TOOL = os.getenv('RTT_CC')
PLATFORM = 'gcc'
EXEC_PATH = r'/opt/gcc-arm-8.3-2019.03-x86_64-aarch64-elf/bin/'
EXEC_PATH = os.getenv('RTT_EXEC_PATH') or '/usr/bin'
BUILD = 'debug'
if PLATFORM == 'gcc':
# toolchains
PREFIX = os.getenv('RTT_CC_PREFIX') or 'aarch64-none-elf-'
CC = PREFIX + 'gcc'
CXX = PREFIX + 'g++'
CPP = PREFIX + 'cpp'
AS = PREFIX + 'gcc'
AR = PREFIX + 'ar'
LINK = PREFIX + 'gcc'
TARGET_EXT = 'elf'
SIZE = PREFIX + 'size'
OBJDUMP = PREFIX + 'objdump'
OBJCPY = PREFIX + 'objcopy'
def _ld_option_supported(ld_path, option):
try:
return subprocess.call([ld_path, option],
stdout=subprocess.DEVNULL,
stderr=subprocess.DEVNULL) == 0
except OSError:
return False
_ld_path = os.path.join(EXEC_PATH, PREFIX + 'ld')
_ldflags_rwx = ' -Wl,--no-warn-rwx-segments' if _ld_option_supported(_ld_path, '--no-warn-rwx-segments') else ''
# For Cortex-A55/A76
# DEVICE = ' -g -march=armv8.2-a -mtune=cortex-a55 -fdiagnostics-color=always'
# For Cortex-A53/A72
DEVICE = ' -g -mcpu=cortex-a53 -fdiagnostics-color=always'
CPPFLAGS= ' -nostdinc -undef -E -P -x assembler-with-cpp'
CFLAGS = DEVICE + ' -Wall -Wno-cpp'
AFLAGS = ' -c' + ' -x assembler-with-cpp -D__ASSEMBLY__'
LFLAGS = DEVICE + ' -nostartfiles' + _ldflags_rwx + ' -Wl,--gc-sections,-Map=rtthread.map,-cref,-u,system_vectors -T link.lds'
CPATH = ''
LPATH = ''
if BUILD == 'debug':
CFLAGS += ' -O0 -ggdb'
CPPFLAGS += ' -O0 -ggdb'
AFLAGS += ' -ggdb'
else:
CFLAGS += ' -O2 -ggdb'
CPPFLAGS += ' -O2 -ggdb'
CXXFLAGS = CFLAGS
DUMP_ACTION = OBJDUMP + ' -D -S $TARGET > rtt.asm\n'
POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
POST_ACTION += 'md5sum rtthread.bin\n'
def dist_handle(BSP_ROOT, dist_dir):
import sys
sys.path.append(os.path.join(os.path.dirname(BSP_ROOT), 'tools'))
from sdk_dist import dist_do_building
dist_do_building(BSP_ROOT, dist_dir)
|
