gbowne1/ClassicOS
2
2
Fork 0
mirror of https://github.com/gbowne1/ClassicOS.git synced 2025-10-26 10:15:06 -07:00
Code Issues 2 Packages Projects 1 Releases Wiki Activity

Merge pull request #59 from vmttmv/main

Browse Source 
Makefile target organization
This commit is contained in:
Gregory Kenneth Bowne
2025-10-25 10:28:29 -07:00
committed by GitHub
parent dd68fd805f dd37ba8ed6
commit e58abdae1c
1 changed files with 16 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

25
Makefile
View File

@@ -4,25 +4,32 @@ LD = ld
QEMU = qemu-system-i386
IMG_SIZE = 1440k
BUILD_DIR = build
BOOT_SRC = bootloader/boot.asm
BOOT_BIN = build/boot.bin
BOOT_IMG = build/boot.img
BOOT_BIN = $(BUILD_DIR)/boot.bin
BOOT_IMG = $(BUILD_DIR)/boot.img
KERNEL_SRC = kernel/kmain.c
KERNEL_BIN = build/kernel.bin
DISK_IMG = build/disk.img
KERNEL_BIN = $(BUILD_DIR)/kernel.bin
DISK_IMG = $(BUILD_DIR)/disk.img
all: $(BOOT_IMG) $(KERNEL_BIN) $(DISK_IMG)
$(BOOT_BIN): $(BOOT_SRC)
stage1: $(BOOT_IMG)
$(BUILD_DIR):
mkdir -p $@
$(BOOT_BIN): $(BOOT_SRC) | $(BUILD_DIR)
$(AS) -f bin -o $@ $<
$(BOOT_IMG): $(BOOT_BIN)
cp $(BOOT_BIN) $@
truncate -s $(IMG_SIZE) $@
$(KERNEL_BIN): $(KERNEL_SRC)
$(CC) -ffreestanding -c $< -o build/kernel.o
$(LD) -T bootloader/linker.ld -o $@ build/kernel.o
$(KERNEL_BIN): $(KERNEL_SRC) | $(BUILD_DIR)
$(CC) -ffreestanding -c $< -o $(BUILD_DIR)/kernel.o
$(LD) -T bootloader/linker.ld -o $@ $(BUILD_DIR)/kernel.o
$(DISK_IMG): $(BOOT_IMG) $(KERNEL_BIN)
dd if=$(BOOT_IMG) of=$@ bs=512 seek=4
@@ -32,4 +39,4 @@ run: $(DISK_IMG)
$(QEMU) -drive file=$<,format=raw,if=floppy
clean:
rm -rf build
rm -rf $(BUILD_DIR)