From 8eb1161d96890bfb6172090d0d2a6b4c51d6889d Mon Sep 17 00:00:00 2001
From: Johannes Stoelp <johannes.stoelp@gmail.com>
Date: Sun, 26 Nov 2023 01:17:42 +0100
Subject: kernel-dbg: add podman and util targets, add demo screencast

---
 content/2019-10-27-kernel-debugging-qemu/Makefile | 35 +++++++++++++++++++++--
 1 file changed, 32 insertions(+), 3 deletions(-)

(limited to 'content/2019-10-27-kernel-debugging-qemu/Makefile')

diff --git a/content/2019-10-27-kernel-debugging-qemu/Makefile b/content/2019-10-27-kernel-debugging-qemu/Makefile
index 11e7c7b..02ec2c2 100644
--- a/content/2019-10-27-kernel-debugging-qemu/Makefile
+++ b/content/2019-10-27-kernel-debugging-qemu/Makefile
@@ -1,3 +1,19 @@
+help:
+	@echo "[H]: Makefile inteded to be used with podman/docker."
+	@echo ""
+	@echo "[C]: Build the podman image and drop into a shell in a container instance."
+	@echo "(Alternative use the 'docker' target)."
+	@echo "> make podman"
+	@echo ""
+	@echo "[C]: Build the initramfs and kernel (run from the container shell)."
+	@echo "> make build"
+	@echo ""
+	@echo "[C]: Start qemu in the background and attach gdb in the foreground."
+	@echo "> make run"
+	@echo ""
+	@echo "[C]: Attach to the qemu serial console. This is done in a loop to handle restarts."
+	@echo "> make con"
+
 build:
 	scripts/build_kernel.sh
 	scripts/build_initrd.sh
@@ -7,6 +23,19 @@ clean:
 	$(RM) -r busybox-*
 	$(RM) initramfs.cpio.gz
 
-docker:
-	DOCKER_BUILDKIT=1 docker build -t kernel-dev .
-	docker run -it --rm -v $(PWD):/develop/scripts -v $(PWD)/Makefile:/develop/Makefile kernel-dev
+run:
+	scripts/run.sh
+
+con:
+	while true; do telnet localhost 12345; sleep 1; done
+
+docker: do-docker
+podman: do-podman
+
+do-%:
+	$* build -t kernel-dev .
+	$* run -it --rm --name kernel-dev \
+		-v kernel-dev:/develop \
+		-v $(PWD):/develop/scripts \
+		-v $(PWD)/Makefile:/develop/Makefile \
+		kernel-dev
-- 
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