Initial commit

2025-10-22 15:51:24 +02:00 · 2025-10-22 15:51:24 +02:00 · cbc51f523e
commit cbc51f523e
125 changed files with 34817 additions and 0 deletions
--- a/102
+++ b/102
@ -0,0 +1,102 @@
+BUILD_DIR=build
+CC = gcc
+AS = nasm
+LD = ld
+CFLAGS += -Wall \
+    -Wextra \
+    -std=gnu11 \
+    -ffreestanding \
+    -fno-stack-protector \
+    -fno-stack-check \
+    -fno-lto \
+    -fPIE \
+    -m64 \
+    -march=x86-64 \
+    -mno-80387 \
+    -mno-mmx \
+    -mno-sse \
+    -mno-sse2 \
+    -mno-red-zone \
+	-I src/include \
+	-O0 \
+	-ggdb3 \
+	-g
+CDEBUG = -g
+LDFLAGS += -m elf_x86_64 \
+    -nostdlib \
+    -static \
+    -pie \
+    --no-dynamic-linker \
+    -z text \
+    -z max-page-size=0x1000 \
+    -T linker.ld
+NASMFLAGS = -f elf64
+dependencies:
+	# build limine
+	rm -rf limine
+	git clone https://github.com/limine-bootloader/limine.git --branch=v8.x-binary --depth=1
+	make -C limine
+	# clone flanterm
+	rm -rf src/flanterm
+	
+	git clone https://codeberg.org/mintsuki/flanterm src/flanterm
+all:
+	# make build directory
+	mkdir -p $(BUILD_DIR) || true
+	# build & link boot and kernel files
+	$(CC) -c src/main.c -o $(BUILD_DIR)/main.o $(CFLAGS)
+	$(CC) -c src/flanterm/src/flanterm.c -o $(BUILD_DIR)/flanterm.o $(CFLAGS)
+	$(CC) -c src/flanterm/src/flanterm_backends/fb.c -o $(BUILD_DIR)/fb.o $(CFLAGS)
+	$(CC) -c src/lib/string.c -o $(BUILD_DIR)/string.o $(CFLAGS)
+	$(CC) -c src/lib/stdio.c -o $(BUILD_DIR)/stdio.o $(CFLAGS)
+	$(CC) -c src/lib/io.c -o $(BUILD_DIR)/io.o $(CFLAGS)
+	$(CC) -c src/lib/spinlock.c -o $(BUILD_DIR)/spinlock.o $(CFLAGS)
+
+	$(CC) -c src/hal/gdt.c -o $(BUILD_DIR)/gdt.o $(CFLAGS)
+	$(AS) 	 src/hal/gdt.asm -o $(BUILD_DIR)/gdt_asm.o $(NASMFLAGS)
+	$(CC) -c src/hal/idt.c -o $(BUILD_DIR)/idt.o $(CFLAGS)
+	$(AS) 	 src/hal/idt.asm -o $(BUILD_DIR)/idt_asm.o $(NASMFLAGS)
+	$(CC) -c src/hal/apic.c -o $(BUILD_DIR)/apic.o $(CFLAGS)
+	$(CC) -c src/hal/ioapic.c -o $(BUILD_DIR)/ioapic.o $(CFLAGS)
+	$(CC) -c src/hal/timer.c -o $(BUILD_DIR)/timer.o $(CFLAGS)
+	$(CC) -c src/hal/smp.c -o $(BUILD_DIR)/smp.o $(CFLAGS)
+	$(CC) -c src/hal/tsc.c -o $(BUILD_DIR)/tsc.o $(CFLAGS)
+	$(CC) -c src/mm/pmm.c -o $(BUILD_DIR)/pmm.o $(CFLAGS)
+	$(CC) -c src/mm/vmm.c -o $(BUILD_DIR)/vmm.o $(CFLAGS)
+	$(CC) -c src/mm/kmalloc.c -o $(BUILD_DIR)/kmalloc.o $(CFLAGS)
+	$(CC) -c src/sys/acpi.c -o $(BUILD_DIR)/acpi.o $(CFLAGS)
+	$(CC) -c src/sys/pci.c -o $(BUILD_DIR)/pci.o $(CFLAGS)
+
+	$(CC) -c src/drivers/serial.c -o $(BUILD_DIR)/serial.o $(CFLAGS)
+	$(CC) -c src/drivers/pmt.c -o $(BUILD_DIR)/pmt.o $(CFLAGS)
+	$(CC) -c src/drivers/ahci.c -o $(BUILD_DIR)/ahci.o $(CFLAGS)
+
+	$(CC) -c src/scheduler/sched.c -o $(BUILD_DIR)/sched.o $(CFLAGS)
+	$(AS) 	 src/scheduler/sched.asm -o $(BUILD_DIR)/sched_asm.o $(NASMFLAGS)
+
+
+
+
+	# link everything to an elf
+	$(LD) -o $(BUILD_DIR)/SFB25.elf  $(BUILD_DIR)/*.o $(LDFLAGS)
+	# Create a directory which will be our ISO root.
+	mkdir -p iso_root
+	# Copy the relevant files over.
+	cp -v $(BUILD_DIR)/SFB25.elf limine.conf limine/limine-bios.sys \
+		limine/limine-bios-cd.bin limine/limine-uefi-cd.bin iso_root/
+	# Create the EFI boot tree and copy Limine's EFI executables over.
+	mkdir -p iso_root/EFI/BOOT
+	cp -v limine/BOOTX64.EFI iso_root/EFI/BOOT/
+	cp -v limine/BOOTIA32.EFI iso_root/EFI/BOOT/
+	# Create the bootable ISO.
+	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 \
+			iso_root -o $(BUILD_DIR)/SFB25.iso
+	# Install Limine stage 1 and 2 for legacy BIOS boot.
+	./limine/limine bios-install $(BUILD_DIR)/SFB25.iso
+disk:
+	dd if=/dev/zero of=disk.img bs=1M count=128
+elftest:
+	$(CC) src/elf/elftest.c -o $(BUILD_DIR)/elftest -ffreestanding -Isrc/include -static -fPIE -nostdlib