gdt idt stuff

makefile

@@ -6,6 +6,7 @@ OSNAME := rockos
 C_SOURCES := $(shell find kernel -type f -name '*.c')
 S_SOURCES := $(shell find kernel -type f -name '*.s')
 
+# This correctly generates paths like obj/kernel/main.o
 OBJECTS := $(patsubst %.c, obj/%.o, $(C_SOURCES)) $(patsubst %.s, obj/%.o, $(S_SOURCES))
 
 CFLAGS  := -ffreestanding -O2 -Wall -Wextra -Ikernel
@@ -13,6 +14,8 @@ LDFLAGS := -T kernel/linker.ld
 
 .PHONY: all run clean
 
+all: $(OSNAME).iso
+
 $(OSNAME).bin: $(OBJECTS)
 	$(LD) $(LDFLAGS) -o $@ $(OBJECTS)
 
@@ -22,11 +25,12 @@ $(OSNAME).iso: $(OSNAME).bin grub.cfg
 	cp grub.cfg isodir/boot/grub/grub.cfg
 	grub-mkrescue -o $(OSNAME).iso isodir
 
-obj/%.o: %.c
+# FIX: Pattern rules now explicitly expect the 'kernel' directory layout
+obj/kernel/%.o: kernel/%.c
 	@mkdir -p $(dir $@)
 	$(CC) -c $< -o $@ $(CFLAGS)
 
-obj/%.o: %.s
+obj/kernel/%.o: kernel/%.s
 	@mkdir -p $(dir $@)
 	$(CC) -c $< -o $@ $(CFLAGS)