Curle
352db828e7
Added targets for the main files - BOOTX64.EFI, data.c and entry.c Also minor formatting changes, but whatever.
101 lines
2.7 KiB
Makefile
Executable File
101 lines
2.7 KiB
Makefile
Executable File
DEFAULT_HOST:=i686-elf
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HOST?=DEFAULT_HOST
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HOSTARCH:=i386
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CC:=$(PREFIX)/bin/$(DEFAULT_HOST)-gcc
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CFLAGS?= -O0 -g -fno-pie -fno-stack-protector -Wl,--build-id=none
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CPPFLAGS?=
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LDFLAGS?=
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LIBS?=
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DESTDIR?=
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PREFIX?=/usr/local
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EXEC_PREFIX?=$(PREFIX)
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BOOTDIR?=$(EXEC_PREFIX)/boot
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INCLUDEDIR?=$(PREFIX)/include
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CFLAGS:=$(CFLAGS) -ffreestanding -Wall -Wextra -I"../include" -I"../../include"
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CPPFLAGS:=$(CPPFLAGS) -D__is_kernel -Iinclude
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LDFLAGS:=$(LDFLAGS)
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LIBS:=$(LIBS) -nostdlib -lgcc
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ARCHDIR=arch/$(HOSTARCH)
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include $(ARCHDIR)/make.config
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CFLAGS:=$(CFLAGS) $(KERNEL_ARCH_CFLAGS)
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CPPFLAGS:=$(CPPFLAGS) $(KERNEL_ARCH_CPPFLAGS)
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LDFLAGS:=$(LDFLAGS) $(KERNEL_ARCH_LDFLAGS)
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LIBS:=$(LIBS) $(KERNEL_ARCH_LIBS)
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KERNEL_OBJS= \
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$(KERNEL_ARCH_OBJS) \
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kernel/utils.o \
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kernel/serial.o \
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kernel/interrupts.o \
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kernel/descriptor_tables.o \
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kernel/kernel.o
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OBJS=\
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$(KERNEL_OBJS)
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LINK_LIST=\
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$(LDFLAGS) \
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$(KERNEL_OBJS) \
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$(LIBS) \
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.PHONY: all clean install install-headers install-kernel
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.SUFFIXES: .o .c .s
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all: BOOTX64.EFI
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red.kernel: $(OBJS) $(ARCHDIR)/linker.ld
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$(CC) -T $(ARCHDIR)/linker.ld -o $@ $(CFLAGS) $(LINK_LIST)
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kernel/interrupts.o:
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$(CC) -MD -c kernel/interrupts.c -o $@ -std=gnu11 $(CFLAGS) -mno-red-zone -mgeneral-regs-only $(CPPFLAGS)
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.c.o:
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$(CC) -MD -c $< -o $@ -std=gnu11 $(CFLAGS) $(CPPFLAGS)
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.s.o:
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nasm -f elf $< -o $@
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clean:
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rm -f red.kernel
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rm -f $(OBJS) *.o */*.o */*/*.o
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rm -f $(OBJS:.o=.d) *.d */*.d */*/*.d
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install: install-headers install-kernel gen-iso
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install-headers:
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mkdir -p $(DESTDIR)$(INCLUDEDIR)
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cp -R --preserve=timestamps include/. $(DESTDIR)$(INCLUDEDIR)/.
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install-kernel: red.kernel
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mkdir -p $(DESTDIR)$(BOOTDIR)
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cp red.kernel $(DESTDIR)$(BOOTDIR)
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gen-iso:
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rm -f red.iso
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cp red.kernel iso/boot/kernel.elf
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genisoimage -R \
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-b boot/grub/stage2_eltorito \
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-no-emul-boot \
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-A ProjectRED \
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-input-charset utf8 \
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-quiet \
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-boot-info-table \
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-o red.iso \
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iso
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BOOTX64.EFI: arch/uefi/entry.o efi/lib/data.o
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$(EFI-CC) -nostdlib -Wl,-dll -shared -Wl,--subsystem,10 -e efi_main -o BOOTX64.EFI arch/uefi/entry.o data.o -lgcc
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arch/uefi/entry.o:
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$(EFI-CC) -ffreestanding -Iinclude/efi/ -Iinclude/efi/x86_64 -Iinclude/efi/protocol -c -o arch/uefi/entry.o arch/uefi/entry.c
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efi/lib/data.o:
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$(EFI-CC) -ffreestanding -Iinclude/efi/ -Iinclude/efi/x86_64 -Iinclude/efi/protocol -c -o data.o efi/lib/data.c
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-include $(OBJS:.o=.d)
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