diff options
Diffstat (limited to 'Makefile')
| -rw-r--r-- | Makefile | 74 |
1 files changed, 60 insertions, 14 deletions
@@ -1,53 +1,99 @@ +# HOST ARCH ARCH=i686-elf- + +# GCC CROSS COMPILER export CC=$(ARCH)gcc export AS=$(ARCH)as export CFLAGS=-ffreestanding -O2 -Wall -Wextra -fstack-protector-all + +# TOOLS MKDIR=mkdir -p RM=rm -rf -CP=cp +CP=cp -r QEMU=qemu-system-x86_64 #QEMU_DEBUG=-d int -D qemu.log + + +# DIRS + +## SOURCE SOURCE_DIR=src -BUILD_DIR=${CURDIR}/build -ISO_DIR=isodir AS_SOURCE_DIR=$(SOURCE_DIR)/as C_SOURCE_DIR=$(SOURCE_DIR)/c +INCLUDE_DIR=$(SOURCE_DIR)/include + +## BUILD +ISO_DIR=isodir +BUILD_DIR=${CURDIR}/build export AS_OBJECT_DIR=$(BUILD_DIR)/as export C_OBJECT_DIR=$(BUILD_DIR)/c +## SYSROOT +SYSROOT_DIR=sysroot +SYSROOT_USR_DIR=$(SYSROOT_DIR)/usr +SYSROOT_INCLUDE_DIR=$(SYSROOT_USR_DIR)/include + +## GCC USR +GCC_USR_DIR=$(shell $(CC) -print-file-name=) +GCC_INCLUDE_DIR=$(GCC_USR_DIR)/include + + + +# TARGET TARGET=myos BINARY=$(BUILD_DIR)/$(TARGET).bin ISO=$(TARGET).iso + + +# OBJECTS + +## AS OBJECTS CRTI_OBJ=crti.o CRTN_OBJ=crtn.o AS_OBJ=boot.o irq.o paging.o -C_OBJ=gdt.o heap.o idt.o kernel.o keyboard.o keymap.o stdio.o string.o tty.o vga.o irq.o stack_protector.o timer.o paging.o - -export C_OBJECTS=$(patsubst %,$(C_OBJECT_DIR)/%,$(C_OBJ)) AS_OBJECT=$(patsubst %,$(AS_OBJECT_DIR)/%,$(AS_OBJ)) CRTI_OBJECT=$(patsubst %,$(AS_OBJECT_DIR)/%,$(CRTI_OBJ)) CRTN_OBJECT=$(patsubst %,$(AS_OBJECT_DIR)/%,$(CRTN_OBJ)) - export AS_OBJECTS=$(AS_OBJECT) $(CRTI_OBJECT) $(CRTN_OBJECT) -CRTBEGIN_OBJECT=$(shell $(CC) -print-file-name=crtbegin.o) -CRTEND_OBJECT=$(shell $(CC) -print-file-name=crtend.o) +CRTBEGIN_OBJECT=$(GCC_USR_DIR)/crtbegin.o +CRTEND_OBJECT=$(GCC_USR_DIR)/crtend.o + +## C OBJECTS +C_OBJ=gdt.o heap.o idt.o kernel.o keyboard.o keymap.o stdio.o string.o tty.o vga.o irq.o stack_protector.o timer.o paging.o + +export C_OBJECTS=$(patsubst %,$(C_OBJECT_DIR)/%,$(C_OBJ)) + +## ALL OBJECTS IN ORDER OBJ=$(CRTI_OBJECT) $(CRTBEGIN_OBJECT) $(AS_OBJECT) $(C_OBJECTS) $(CRTEND_OBJECT) $(CRTN_OBJECT) -.PHONY: all compile run run-iso clean + +# OTHER FILES +LINKER=$(SOURCE_DIR)/linker.ld +GRUB.CFG=$(SOURCE_DIR)/grub.cfg + + +# RULES +.PHONY: all compile run run-iso clean install_headers all: compile $(BINARY): $(OBJ) - $(CC) -T $(SOURCE_DIR)/linker.ld -o $(BINARY) $(CFLAGS) -nostdlib -lgcc $(OBJ) + $(CC) -T $(LINKER) -o $(BINARY) $(CFLAGS) -nostdlib -lgcc $(OBJ) + +install_headers: + $(RM) $(SYSROOT_INCLUDE_DIR) + $(MKDIR) $(SYSROOT_INCLUDE_DIR) + $(CP) $(GCC_INCLUDE_DIR)/* $(SYSROOT_INCLUDE_DIR) + $(CP) $(INCLUDE_DIR)/* $(SYSROOT_INCLUDE_DIR) compile: - ./headers.sh + $(MAKE) install_headers $(MKDIR) $(AS_OBJECT_DIR) $(MKDIR) $(C_OBJECT_DIR) $(MAKE) --directory $(AS_SOURCE_DIR) @@ -56,9 +102,9 @@ compile: $(ISO): $(BINARY) grub-file --is-x86-multiboot $(BINARY) - mkdir -p $(ISO_DIR)/boot/grub + $(MKDIR) $(ISO_DIR)/boot/grub $(CP) $(BINARY) $(ISO_DIR)/boot/$(TARGET).bin - $(CP) $(SOURCE_DIR)/grub.cfg $(ISO_DIR)/boot/grub/grub.cfg + $(CP) $(GRUB.CFG) $(ISO_DIR)/boot/grub/grub.cfg grub-mkrescue -o $(ISO) $(ISO_DIR) run: compile |