Add more targets to avoid forgetting about the build process

Author: MattBlack85

Makefile

@@ -16,24 +16,51 @@ build-minimal:
           --load \
 	  .
 
+.PHONY: build-rpi-aarch64
+build-rpi-aarch64:
+	$(MAKE) build-aarch64 kind=rpi-aarch64 kernel=linux-rpi
+
+.PHONY: build-generic-aarch64
+build-generic-aarch64:
+	$(MAKE) build-aarch64 kind=generic-aarch64 kernel=linux-aarch64
+
+.PHONY: build-aarch64
+build-aarch64:
+	docker buildx build \
+          --build-arg KERNEL=$(kernel) \
+	  --platform $(PLATFORMS) \
+	  -t $(IMAGE):$(kind) \
+          -f dockerfiles/Dockerfile.aarch64 \
+          --load \
+	  .
+
 .PHONY: export
 export:
 	docker buildx build \
           --platform $(PLATFORMS) \
           -t $(IMAGE):minimal-aarch64-export \
-          -f dockerfiles/Dockerfile.base.aarch64 \
+          -f dockerfiles/Dockerfile.base \
+	  --target export \
+          --load .
+
+.PHONY: export-rpi
+export-rpi:
+	docker buildx build \
+          --platform $(PLATFORMS) \
+          -t $(IMAGE):rpi-aarch64-export \
+          -f dockerfiles/Dockerfile.aarch64 \
 	  --target export \
           --load .
 
 .PHONY: create-rootfs-container
 create-rootfs-container:
-	docker create --platform=linux/arm64 --name take $(IMAGE):minimal-aarch64-export sh
+	docker create --platform=linux/arm64 --name take $(IMAGE):generic-aarch64 sh
 
 .PHONY: copy-rootfs-tar
 copy-rootfs-tar:
-	docker cp take:/archlinuxarm-aarch64-rootfs.tar ./rootfs.tar
+	docker cp take:/archlinuxarm-rpi-aarch64-rootfs.tar ./rootfs.tar
 	docker rm -f take
 
 .PHONY: prepare-rpi-img
-prepare-rpi-image: export create-rootfs-container copy-rootfs-tar
+prepare-rpi-image: create-rootfs-container copy-rootfs-tar
 	./scripts/build_img.sh