95 lines
2.7 KiB
Python
95 lines
2.7 KiB
Python
# Copyright 2021-2022 hpmicro
|
|
# SPDX-License-Identifier: BSD-3-Clause
|
|
|
|
import os
|
|
import sys
|
|
|
|
# toolchains options
|
|
ARCH='risc-v'
|
|
CPU='hpmicro'
|
|
|
|
CHIP_NAME='HPM6750'
|
|
|
|
CROSS_TOOL='gcc'
|
|
|
|
# bsp lib config
|
|
BSP_LIBRARY_TYPE = None
|
|
|
|
if os.getenv('RTT_CC'):
|
|
CROSS_TOOL = os.getenv('RTT_CC')
|
|
|
|
# cross_tool provides the cross compiler
|
|
# EXEC_PATH is the compilercute path, for example, CodeSourcery, Keil MDK, IAR
|
|
if CROSS_TOOL == 'gcc':
|
|
PLATFORM = 'gcc'
|
|
if os.getenv('RTT_RISCV_TOOLCHAIN'):
|
|
EXEC_PATH = os.getenv('RTT_RISCV_TOOLCHAIN')
|
|
else:
|
|
EXEC_PATH = r'/opt/riscv-gnu-gcc/bin'
|
|
else:
|
|
print("CROSS_TOOL = {} not yet supported" % CROSS_TOOL)
|
|
|
|
|
|
|
|
BUILD = 'flash_debug'
|
|
|
|
if PLATFORM == 'gcc':
|
|
PREFIX = 'riscv32-unknown-elf-'
|
|
CC = PREFIX + 'gcc'
|
|
CXX = PREFIX + 'g++'
|
|
AS = PREFIX + 'gcc'
|
|
AR = PREFIX + 'ar'
|
|
LINK = PREFIX + 'gcc'
|
|
GDB = PREFIX + 'gdb'
|
|
TARGET_EXT = 'elf'
|
|
SIZE = PREFIX + 'size'
|
|
OBJDUMP = PREFIX + 'objdump'
|
|
OBJCPY = PREFIX + 'objcopy'
|
|
STRIP = PREFIX + 'strip'
|
|
|
|
DEVICE = ' -std=gnu11 -DUSE_NONVECTOR_MODE=1'
|
|
ARCH_ABI = ' -mcmodel=medlow '
|
|
CFLAGS = DEVICE + ARCH_ABI + ' -ffunction-sections -fdata-sections -fno-common'
|
|
AFLAGS = CFLAGS
|
|
LFLAGS = ARCH_ABI + ' --specs=nano.specs --specs=nosys.specs -u _printf_float -u _scanf_float -nostartfiles -Wl,--gc-sections '
|
|
|
|
CPATH = ''
|
|
LPATH = ''
|
|
|
|
if BUILD == 'ram_debug':
|
|
CFLAGS += ' -gdwarf-2'
|
|
AFLAGS += ' -gdwarf-2'
|
|
CFLAGS += ' -O0'
|
|
LFLAGS += ' -O0'
|
|
LINKER_FILE = 'board/linker_scripts/ram_rtt.ld'
|
|
elif BUILD == 'ram_release':
|
|
CFLAGS += ' -O2 -Os'
|
|
LFLAGS += ' -O2 -Os'
|
|
LINKER_FILE = 'board/linker_scripts/ram_rtt.ld'
|
|
elif BUILD == 'flash_debug':
|
|
CFLAGS += ' -gdwarf-2'
|
|
AFLAGS += ' -gdwarf-2'
|
|
CFLAGS += ' -O0'
|
|
LFLAGS += ' -O0'
|
|
CFLAGS += ' -DFLASH_XIP=1'
|
|
LINKER_FILE = 'board/linker_scripts/flash_rtt.ld'
|
|
elif BUILD == 'flash_release':
|
|
CFLAGS += ' -O2 -Os'
|
|
LFLAGS += ' -O2 -Os'
|
|
CFLAGS += ' -DFLASH_XIP=1'
|
|
LINKER_FILE = 'board/linker_scripts/flash_rtt.ld'
|
|
else:
|
|
CFLAGS += ' -O2 -Os'
|
|
LFLAGS += ' -O2 -Os'
|
|
LINKER_FILE = 'board/linker_scripts/ram_rtt.ld'
|
|
LFLAGS += ' -T ' + LINKER_FILE
|
|
|
|
POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
|
|
|
|
# module setting
|
|
CXXFLAGS = ' -Woverloaded-virtual -fno-exceptions -fno-rtti '
|
|
M_CFLAGS = CFLAGS + ' -mlong-calls -fPIC '
|
|
M_CXXFLAGS = CXXFLAGS + ' -mlong-calls -fPIC'
|
|
M_LFLAGS = DEVICE + CXXFLAGS + ' -Wl,--gc-sections,-z,max-page-size=0x4' +\
|
|
' -shared -fPIC -nostartfiles -static-libgcc'
|