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