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TARGET = amd64
KBIN = sys/l5
SHIMDIR = shim
SHIMBIN = BOOTX64.EFI
SYSROOT = root
OMAR = tools/omar/bin/omar
ISO = lunos.iso
# Build tools
BINUTILS_DIR := $(shell pwd)/cc/toolchain/build-binutils
CC := $(shell pwd)/cc/gcc/bin/x86_64-pc-ethos-gcc
LD := $(BINUTILS_DIR)/bin/x86_64-pc-ethos-ld
AS := $(BINUTILS_DIR)/bin/x86_64-pc-ethos-as
CONF := $(shell cat sys/conf/GENERIC | tools/kconf/kconf)
# QEMU emulator flags
QEMU_FLAGS = --enable-kvm -serial stdio -cdrom $(ISO) \
-M q35 -cpu host -smp 4 -m 2G
.PHONY: all
all: root sys image
.PHONY: sys
sys:
cd sys/; make CC=$(CC) AS=$(AS) LD=$(LD) TARGET=$(TARGET) CONF=$(CONF)
cp $(KBIN) root/boot/
root:
mkdir -p $(SYSROOT)/
mkdir -p $(SYSROOT)/boot/
mkdir -p $(SYSROOT)/usr/include/
mkdir -p sys/target/header/
rsync -av sys/include/arch/$(TARGET)/ sys/target/header/machine/
.PHONY: sysroot
image:
$(OMAR) -i $(SYSROOT) -o $(SYSROOT)/boot/initrd.omar
cp $(SHIMDIR)/limine/limine-bios-cd.bin $(SYSROOT)/
cp $(SHIMDIR)/limine/limine-uefi-cd.bin $(SYSROOT)/
cp $(SHIMDIR)/limine/limine-bios.sys $(SYSROOT)/
cp -rf data/boot/* $(SYSROOT)/boot/
xorriso -as mkisofs -b limine-bios-cd.bin -no-emul-boot -boot-load-size 4\
-boot-info-table --efi-boot limine-uefi-cd.bin -efi-boot-part \
--efi-boot-image --protective-msdos-label $(SYSROOT) -o $(ISO) 1>/dev/null
$(SHIMDIR)/limine/limine bios-install $(ISO) 1>/dev/null
.PHONY: qemu-amd64
run:
qemu-system-x86_64 $(QEMU_FLAGS)
.PHONY: clean
clean:
rm -rf lunos.iso root
rm -f $(KBIN)
cd sys/; make clean TARGET=$(TARGET)
.PHONY: distclean
distclean:
make clean; rm -rf sys/target srv/root
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