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import os
import re
ARCH = 'risc-v'
CPU = 'c920v3'
# toolchains options
CROSS_TOOL = 'gcc'
#------- toolchains path -------------------------------------------------------
if os.getenv('RTT_CC'):
CROSS_TOOL = os.getenv('RTT_CC')
if CROSS_TOOL == 'gcc':
PLATFORM = 'gcc'
EXEC_PATH = r'D:\RT-ThreadStudio\repo\Extract\ToolChain_Support_Packages\RISC-V\XTGccElfNewlib\V3.0.1\R\bin'
else:
print('Please make sure your toolchains is GNU GCC!')
exit(0)
if os.getenv('RTT_EXEC_PATH'):
EXEC_PATH = os.getenv('RTT_EXEC_PATH')
BUILD = 'debug'
#BUILD = 'release'
CORE = 'risc-v'
MAP_FILE = 'rtthread.map'
LINK_FILE = '../../libraries/xuantie_libraries/chip_riscv_dummy/gcc_flash_xiaohui.ld'
if os.path.exists('./libraries'):
LINK_FILE = './libraries/xuantie_libraries/chip_riscv_dummy/gcc_flash_xiaohui.ld'
TARGET_NAME = 'rtthread.bin'
#------- GCC settings ----------------------------------------------------------
if PLATFORM == 'gcc':
# toolchains
PREFIX = 'riscv64-unknown-elf-'
CC = PREFIX + 'gcc'
CXX= PREFIX + 'g++'
AS = PREFIX + 'gcc'
AR = PREFIX + 'ar'
LINK = PREFIX + 'gcc'
TARGET_EXT = 'elf'
SIZE = PREFIX + 'size'
OBJDUMP = PREFIX + 'objdump'
OBJCPY = PREFIX + 'objcopy'
MCPU = ' -mcpu=c920v3 ' # Modify here based on CPU architecture.
MCPU_DEFINE = ' -DCONFIG_CPU_XUANTIE_C920V3=1 ' # Modify here based on CPU architecture.
DEVICE = MCPU + MCPU_DEFINE + ' -Wno-main -mcmodel=medany -MP -MMD '
GLOBAL_DEFINES = (
' -DCONFIG_KERNEL_RTTHREAD=1 '
' -D__RT_KERNEL_SOURCE__=1 '
' -DCONFIG_CSI_V2=1 '
' -DCONFIG_CSI="csi2" '
' -DCONFIG_XIP=1 '
' -DCONFIG_ARCH_MAINSTACK=8192 '
' -DCONFIG_ARCH_INTERRUPTSTACK=8192 '
' -DCONFIG_BOARD_XIAOHUI_EVB=1 '
' -DCLI_CONFIG_STACK_SIZE=8192 '
' -DCONFIG_PLIC_BASE=134217728 '
' -DCONFIG_VIC_TSPDR=201326592 '
' -DCONFIG_CLINT_BASE=201326592 '
' -DCONFIG_INTC_PLIC=1 '
' -DCONFIG_INIT_TASK_STACK_SIZE=8192 '
' -DCONFIG_APP_TASK_STACK_SIZE=8192 '
' -DCONFIG_DEBUG=1 '
)
GLOBAL_DEFINES += ' -DCONFIG_SYSTICK_HZ=RT_TICK_PER_SECOND '
################################################################################
# check smp macro in rtconfig.h
def read_rtconfig_macro(macro):
try:
with open('rtconfig.h', 'r') as f:
for line in f:
if re.search(r'#define\s+' + macro + r'\b', line):
return True
except FileNotFoundError:
pass
return False
if read_rtconfig_macro('RT_USING_SMP'):
GLOBAL_DEFINES += ' -DCONFIG_SMP=1 '
GLOBAL_DEFINES += ' -DCONFIG_NR_CPUS=RT_CPUS_NR '
################################################################################
CFLAGS = DEVICE + ' -c -Wno-unused-function -g -Wpointer-arith -Wno-undef -Wall -ffunction-sections -fdata-sections -fno-inline-functions \
-fno-builtin -fno-strict-aliasing -Wno-int-to-pointer-cast -Wno-pointer-to-int-cast' + GLOBAL_DEFINES
AFLAGS = DEVICE + GLOBAL_DEFINES
LFLAGS = DEVICE + ' -Wl,-zmax-page-size=1024 -Wl,-Map=' + MAP_FILE + ' -nostartfiles -Wl,--gc-sections '
LFLAGS += ' -T ' + LINK_FILE
CPATH = ''
LPATH = ''
if BUILD == 'debug':
CFLAGS += ' -O0 -g3'
AFLAGS += ' -g3'
else:
CFLAGS += ' -O2 -g2'
CXXFLAGS = CFLAGS
POST_ACTION = OBJCPY + ' -O binary $TARGET ' + TARGET_NAME + '\n'
POST_ACTION += SIZE + ' $TARGET\n'
def dist_handle(BSP_ROOT, dist_dir):
import sys
cwd_path = os.getcwd()
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)
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