1# 2# Copyright (c) 2019, The OpenThread Authors. 3# All rights reserved. 4# 5# Redistribution and use in source and binary forms, with or without 6# modification, are permitted provided that the following conditions are met: 7# 1. Redistributions of source code must retain the above copyright 8# notice, this list of conditions and the following disclaimer. 9# 2. Redistributions in binary form must reproduce the above copyright 10# notice, this list of conditions and the following disclaimer in the 11# documentation and/or other materials provided with the distribution. 12# 3. Neither the name of the copyright holder nor the 13# names of its contributors may be used to endorse or promote products 14# derived from this software without specific prior written permission. 15# 16# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 17# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 20# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26# POSSIBILITY OF SUCH DAMAGE. 27# 28 29set(CMAKE_SYSTEM_NAME Generic) 30set(CMAKE_SYSTEM_PROCESSOR ARM) 31 32set(CMAKE_C_COMPILER arm-none-eabi-gcc) 33set(CMAKE_CXX_COMPILER arm-none-eabi-g++) 34set(CMAKE_ASM_COMPILER arm-none-eabi-as) 35set(CMAKE_RANLIB arm-none-eabi-ranlib) 36 37set(COMMON_C_FLAGS "-mthumb -fno-builtin -Wall -fdata-sections -ffunction-sections -mabi=aapcs -mcpu=cortex-m3 -mfloat-abi=soft") 38 39set(CMAKE_C_FLAGS_INIT "${COMMON_C_FLAGS} -std=gnu99") 40set(CMAKE_CXX_FLAGS_INIT "${COMMON_C_FLAGS} -fno-exceptions -fno-rtti") 41set(CMAKE_ASM_FLAGS_INIT "${COMMON_C_FLAGS}") 42set(CMAKE_EXE_LINKER_FLAGS_INIT "${COMMON_C_FLAGS} -specs=nano.specs -specs=nosys.specs -nostartfiles") 43