initial commit

1 files changed, 61 insertions, 0 deletions

diff --git a/Makefile b/Makefile
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index 0000000..97343f6
--- /dev/null
+++ b/Makefile
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+##
+# @file Makefile
+# Script to build source files
+#
+# Copyright (C) 2018 Clyne Sullivan
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
+#
+
+CROSS = arm-none-eabi-
+CC = gcc
+AS = as
+
+MCUFLAGS = -mthumb -mcpu=cortex-m4 #-mfloat-abi=hard -mfpu=fpv4-sp-d16
+AFLAGS = $(MCUFLAGS) 
+CFLAGS = $(MCUFLAGS) -ggdb \
+	-Iinclude -Iinclude/cmsis \
+	-fno-builtin -fsigned-char -ffreestanding \
+	-Wall -Werror -Wextra -pedantic \
+	-Wno-overlength-strings -Wno-discarded-qualifiers
+LFLAGS = -T link.ld
+
+CFILES = $(wildcard src/*.c)
+AFILES = $(wildcard src/*.s) 
+
+OUTDIR = out
+OFILES = $(patsubst src/%.c, $(OUTDIR)/%.o, $(CFILES)) \
+	 $(patsubst src/%.s, $(OUTDIR)/%.asm.o, $(AFILES))
+
+OUT = out/main.elf
+
+all: $(OUT)
+
+$(OUT): $(OFILES)
+	@echo "  LINK   " $(OUT)
+	@$(CROSS)$(CC) $(CFLAGS) $(LFLAGS) out/*.o -o $(OUT)
+
+$(OUTDIR)/%.o: src/%.c
+	@echo "  CC     " $<
+	@$(CROSS)$(CC) $(CFLAGS) -c $< -o $@
+
+$(OUTDIR)/%.asm.o: src/%.s
+	@echo "  AS     " $<
+	@$(CROSS)$(AS) $(AFLAGS) -c $< -o $@
+
+clean:
+	@echo "  CLEAN"
+	@rm -rf out/*
+
+