[PATCH v2] meta/meta-selftest: add selftest-hello-mod recipe

[Dixit Parmar <dixitparmar19@gmail.com>]

Kernel module specific oe test cases requires a test kernel
module package to work with. Added selftest-hello-mod
derived from meta-skeleton/recipes-kernel/hello-mod.

Signed-off-by: Dixit Parmar <dixitparmar19@gmail.com>
---
 .../files/hello-mod/Makefile                  | 14 +++++++++++
 .../files/hello-mod/hello.c                   | 24 +++++++++++++++++++
 .../selftest-hello-mod/hello-mod_0.1.bb       | 17 +++++++++++++
 3 files changed, 55 insertions(+)
 create mode 100644 meta-selftest/recipes-test/selftest-hello-mod/files/hello-mod/Makefile
 create mode 100644 meta-selftest/recipes-test/selftest-hello-mod/files/hello-mod/hello.c
 create mode 100644 meta-selftest/recipes-test/selftest-hello-mod/hello-mod_0.1.bb

diff --git a/meta-selftest/recipes-test/selftest-hello-mod/files/hello-mod/Makefile b/meta-selftest/recipes-test/selftest-hello-mod/files/hello-mod/Makefile
new file mode 100644
index 0000000000..4ded35fbc3
--- /dev/null
+++ b/meta-selftest/recipes-test/selftest-hello-mod/files/hello-mod/Makefile
@@ -0,0 +1,14 @@
+obj-m := hello.o
+
+SRC := $(shell pwd)
+
+all:
+	$(MAKE) -C $(KERNEL_SRC) M=$(SRC)
+
+modules_install:
+	$(MAKE) -C $(KERNEL_SRC) M=$(SRC) modules_install
+
+clean:
+	rm -f *.o *~ core .depend .*.cmd *.ko *.mod.c
+	rm -f Module.markers Module.symvers modules.order
+	rm -rf .tmp_versions Modules.symvers
diff --git a/meta-selftest/recipes-test/selftest-hello-mod/files/hello-mod/hello.c b/meta-selftest/recipes-test/selftest-hello-mod/files/hello-mod/hello.c
new file mode 100644
index 0000000000..4f73455d20
--- /dev/null
+++ b/meta-selftest/recipes-test/selftest-hello-mod/files/hello-mod/hello.c
@@ -0,0 +1,24 @@
+/******************************************************************************
+ *
+ *   Copyright (C) 2011  Intel Corporation. All rights reserved.
+ *
+ *   SPDX-License-Identifier: GPL-2.0-only
+ *
+ *****************************************************************************/
+
+#include <linux/module.h>
+
+static int __init hello_init(void)
+{
+	pr_info("Hello World!\n");
+	return 0;
+}
+
+static void __exit hello_exit(void)
+{
+	pr_info("Goodbye Cruel World!\n");
+}
+
+module_init(hello_init);
+module_exit(hello_exit);
+MODULE_LICENSE("GPL");
diff --git a/meta-selftest/recipes-test/selftest-hello-mod/hello-mod_0.1.bb b/meta-selftest/recipes-test/selftest-hello-mod/hello-mod_0.1.bb
new file mode 100644
index 0000000000..8a98c70703
--- /dev/null
+++ b/meta-selftest/recipes-test/selftest-hello-mod/hello-mod_0.1.bb
@@ -0,0 +1,17 @@
+SUMMARY = "Example of how to build an external Linux kernel module - selftest variant"
+DESCRIPTION = "${SUMMARY}"
+LICENSE = "MIT"
+LIC_FILES_CHKSUM = "file://${COMMON_LICENSE_DIR}/MIT;md5=0835ade698e0bcf8506ecda2f7b4f302"
+
+inherit module
+
+SRC_URI = "file://hello-mod/Makefile \
+           file://hello-mod/hello.c \
+          "
+
+S = "${WORKDIR}/hello-mod"
+
+# The inherit of module.bbclass will automatically name module packages with
+# "kernel-module-" prefix as required by the oe-core build environment.
+
+RPROVIDES:${PN} += "kernel-module-hello"
-- 
2.43.0