2018-03-08 16:56:23 +01:00
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# Copyright (C) 2018 Ortega Froysa, Nicolás <nortega@themusicinnoise.net>
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# Author: Ortega Froysa, Nicolás <nortega@themusicinnoise.net>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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2018-03-08 16:53:29 +01:00
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# General options
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TARGET=i686
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ARCH=$(shell echo $(TARGET) | sed s/i.86/x86/)
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# Assembly options
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AS=i686-elf-as
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AFLAGS=
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# C options
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CC=i686-elf-gcc
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CFLAGS?=-O0 -g
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CFLAGS:=$(CFLAGS) -std=gnu99 -ffreestanding -Wall -Wextra -Isrc/
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# Linker options
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LDFLAGS?=-O0
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LDFLAGS:=$(LDFLAGS) -ffreestanding -nostdlib
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LIBS=-lgcc
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# Binary variables
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OBJS=src/kernel/arch/$(ARCH)/boot.o src/kernel/kernel.o src/kernel/arch/$(ARCH)/tty.o
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untrue.bin: $(OBJS)
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$(CC) -T src/kernel/arch/$(ARCH)/linker.ld -o $@ $(LDFLAGS) $^ $(LIBS)
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%.o: %.c
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$(CC) $(CFLAGS) -c $< -o $@
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%.o: %.s
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$(AS) $(AFLAGS) $< -o $@
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.PHONY: all build-iso clean clean-all
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all: untrue.bin
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build-iso: untrue.iso
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clean:
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rm -f $(OBJS)
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rm -rf isodir
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clean-all: clean
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rm -f *.iso *.bin
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untrue.iso: untrue.bin
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mkdir -p isodir/boot/grub/
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cp configs/grub.cfg isodir/boot/grub/
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cp $< isodir/boot/
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grub-mkrescue -o $@ isodir
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