1#
2# Copyright (C) 2016 The Android Open Source Project
3#
4# Licensed under the Apache License, Version 2.0 (the "License");
5# you may not use this file except in compliance with the License.
6# You may obtain a copy of the License at
7#
8#      http://www.apache.org/licenses/LICENSE-2.0
9#
10# Unless required by applicable law or agreed to in writing, software
11# distributed under the License is distributed on an "AS IS" BASIS,
12# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13# See the License for the specific language governing permissions and
14# limitations under the License.
15#
16
17GCC = $(CROSS_COMPILE)gcc
18OBJCOPY = $(CROSS_COMPILE)objcopy
19
20FLAGS += -mthumb -mcpu=cortex-m4 -march=armv7e-m -mno-thumb-interwork -fno-unwind-tables -fstack-reuse=all -Os -Wall -Werror -nostartfiles
21
22
23tool.bin: tool.elf Makefile
24	$(OBJCOPY) -j .data -j .text -I elf32-littlearm -O binary tool.elf tool.bin
25
26tool.elf: tool.c Makefile
27	$(GCC) -o tool.elf $(FLAGS) tool.c
28
29clean:
30	rm -rf tool.o tool.bin
31
32