add files from learning repo

Makefile

@@ -0,0 +1,33 @@
+SHELL = /bin/bash
+.DEFAULT_GOAL := build
+BUILDDIR = build
+BINDIR = bin
+OBJECT_FILES = boot.o 
+
+build: clean-objects assemble-stub compile copy-o link
+
+assemble-stub:
+	mkdir -p $(BUILDDIR)/
+	aarch64-elf-as boot.s -o $(BUILDDIR)/boot.o
+
+compile:
+	mkdir -p $(BUILDDIR)/
+	nim c -d:release kernel.nim
+
+copy-o:
+	cp nimcache/*.o build/
+
+clear, clean:
+	rm -rf $(BUILDDIR) nimcache/ bin/
+
+clean-objects:
+	rm -rf $(BUILDDIR)/*.o nimcache/*.o
+
+link:
+	mkdir -p $(BINDIR) && \
+	aarch64-elf-ld -nostdlib -Tlinker.ld -o bin/kernel.elf -O2 $(wildcard build/*.o)
+
+boot:
+
+setup-macos:
+	brew install aarch64-elf-binutils aarch64-elf-gcc nim