* [PATCH 2/2] Test: Driver: Hello World module
@ 2024-01-20 17:50 Vivek Yadav
0 siblings, 0 replies; only message in thread
From: Vivek Yadav @ 2024-01-20 17:50 UTC (permalink / raw)
To: skhan; +Cc: linux-kernel-mentees, Vivek
From: Vivek <vivekyadav1207731111@gmail.com>
- Hello World module added with Kconfig and Makefile
Also check with `make menuconfig`.
Signed-off-by: Vivek <vivekyadav1207731111@gmail.com>
---
drivers/HelloWorld/HelloWorld-1.c | 27 +++++++++++++++++++++++++++
drivers/HelloWorld/Kconfig | 9 +++++++++
drivers/HelloWorld/Makefile | 1 +
drivers/Kconfig | 2 ++
drivers/Makefile | 2 ++
5 files changed, 41 insertions(+)
create mode 100644 drivers/HelloWorld/HelloWorld-1.c
create mode 100644 drivers/HelloWorld/Kconfig
create mode 100644 drivers/HelloWorld/Makefile
diff --git a/drivers/HelloWorld/HelloWorld-1.c b/drivers/HelloWorld/HelloWorld-1.c
new file mode 100644
index 000000000000..3dd1c32c9ec6
--- /dev/null
+++ b/drivers/HelloWorld/HelloWorld-1.c
@@ -0,0 +1,27 @@
+// SPDX-License-Identifier: GPL-2.0
+/* This is test file for Linux kernel module
+ * Here I have written a simple Hello World module
+ *
+ * author : Vivek Yadav
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+
+static int __init hello_init_module(void)
+{
+ pr_info("Hello World 1.\n");
+ return 0;
+}
+
+static void __exit hello_cleanup_module(void)
+{
+ pr_info("Goodbye World 1.\n");
+}
+
+module_init(hello_init_module);
+module_exit(hello_cleanup_module);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Vivek Yadav");
+MODULE_DESCRIPTION("Simple Hello World Kernel Module");
diff --git a/drivers/HelloWorld/Kconfig b/drivers/HelloWorld/Kconfig
new file mode 100644
index 000000000000..27606645f577
--- /dev/null
+++ b/drivers/HelloWorld/Kconfig
@@ -0,0 +1,9 @@
+menu "Hello Module Kernel Support"
+
+config HELLO_WORLD
+ tristate "Hello Module Driver"
+ depends on X86
+ help
+ Select this option to run a Hello World Module!
+ It is just simple driver for testing.
+endmenu
diff --git a/drivers/HelloWorld/Makefile b/drivers/HelloWorld/Makefile
new file mode 100644
index 000000000000..03c1da296446
--- /dev/null
+++ b/drivers/HelloWorld/Makefile
@@ -0,0 +1 @@
+obj-$(CONFIG_HELLO_WORLD) += HelloWorld-1.o
diff --git a/drivers/Kconfig b/drivers/Kconfig
index 7bdad836fc62..509ecadffa26 100644
--- a/drivers/Kconfig
+++ b/drivers/Kconfig
@@ -245,4 +245,6 @@ source "drivers/cdx/Kconfig"
source "drivers/dpll/Kconfig"
+source "drivers/HelloWorld/Kconfig"
+
endmenu
diff --git a/drivers/Makefile b/drivers/Makefile
index 37fd6ce3bd7f..13f26fa34fc7 100644
--- a/drivers/Makefile
+++ b/drivers/Makefile
@@ -198,3 +198,5 @@ obj-$(CONFIG_CDX_BUS) += cdx/
obj-$(CONFIG_DPLL) += dpll/
obj-$(CONFIG_S390) += s390/
+
+obj-$(CONFIG_HELLO_WORLD) += HelloWorld/
--
2.34.1
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