[新增] 华清 源码

module/ex1/Makefile

@@ -0,0 +1,22 @@
+ifeq ($(KERNELRELEASE),)
+
+ifeq ($(ARCH),arm)
+KERNELDIR ?= /home/farsight/fs4412/linux-3.14.25-fs4412
+ROOTFS ?= /nfs/rootfs
+else
+KERNELDIR ?= /lib/modules/$(shell uname -r)/build
+endif
+PWD := $(shell pwd)
+
+modules:
+	$(MAKE) -C $(KERNELDIR) M=$(PWD) modules
+modules_install:
+	$(MAKE) -C $(KERNELDIR) M=$(PWD) INSTALL_MOD_PATH=$(ROOTFS) modules_install
+clean:
+	rm -rf *.o *.ko .*.cmd *.mod.* modules.order Module.symvers .tmp_versions
+else
+
+obj-m := vser.o
+
+endif
+		

module/ex1/vser.c

@@ -0,0 +1,14 @@
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+
+int init_module(void)
+{
+	printk("module init\n");
+	return 0;
+}
+
+void cleanup_module(void)
+{
+	printk("cleanup module\n");
+}

module/ex2/Makefile

@@ -0,0 +1,22 @@
+ifeq ($(KERNELRELEASE),)
+
+ifeq ($(ARCH),arm)
+KERNELDIR ?= /home/farsight/fs4412/linux-3.14.25-fs4412
+ROOTFS ?= /nfs/rootfs
+else
+KERNELDIR ?= /lib/modules/$(shell uname -r)/build
+endif
+PWD := $(shell pwd)
+
+modules:
+	$(MAKE) -C $(KERNELDIR) M=$(PWD) modules
+modules_install:
+	$(MAKE) -C $(KERNELDIR) M=$(PWD) INSTALL_MOD_PATH=$(ROOTFS) modules_install
+clean:
+	rm -rf *.o *.ko .*.cmd *.mod.* modules.order Module.symvers .tmp_versions
+else
+
+obj-m := vser.o
+
+endif
+		

module/ex2/vser.c

@@ -0,0 +1,22 @@
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+
+static int __init vser_init(void)
+{
+	printk("vser_init\n");
+	return 0;
+}
+
+static void __exit vser_exit(void)
+{
+	printk("vser_exit\n");
+}
+
+module_init(vser_init);
+module_exit(vser_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Kevin Jiang <jiangxg@farsight.com.cn>");
+MODULE_DESCRIPTION("A simple module");
+MODULE_ALIAS("virtual-serial");

module/ex3/Makefile

@@ -0,0 +1,23 @@
+ifeq ($(KERNELRELEASE),)
+
+ifeq ($(ARCH),arm)
+KERNELDIR ?= /home/farsight/fs4412/linux-3.14.25-fs4412
+ROOTFS ?= /nfs/rootfs
+else
+KERNELDIR ?= /lib/modules/$(shell uname -r)/build
+endif
+PWD := $(shell pwd)
+
+modules:
+	$(MAKE) -C $(KERNELDIR) M=$(PWD) modules
+modules_install:
+	$(MAKE) -C $(KERNELDIR) M=$(PWD) INSTALL_MOD_PATH=$(ROOTFS) modules_install
+clean:
+	rm -rf *.o *.ko .*.cmd *.mod.* modules.order Module.symvers .tmp_versions
+else
+
+obj-m := vser.o
+vser-objs = foo.o bar.o
+
+endif
+		

module/ex3/bar.c

@@ -0,0 +1,6 @@
+#include <linux/kernel.h>
+
+void bar(void)
+{
+	printk("bar\n");
+}

module/ex3/foo.c

@@ -0,0 +1,25 @@
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+
+extern void bar(void);
+
+static int __init vser_init(void)
+{
+	printk("vser_init\n");
+	bar();
+	return 0;
+}
+
+static void __exit vser_exit(void)
+{
+	printk("vser_exit\n");
+}
+
+module_init(vser_init);
+module_exit(vser_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Kevin Jiang <jiangxg@farsight.com.cn>");
+MODULE_DESCRIPTION("A simple module");
+MODULE_ALIAS("virtual-serial");

module/ex4/Makefile

@@ -0,0 +1,22 @@
+ifeq ($(KERNELRELEASE),)
+
+ifeq ($(ARCH),arm)
+KERNELDIR ?= /home/farsight/fs4412/linux-3.14.25-fs4412
+ROOTFS ?= /nfs/rootfs
+else
+KERNELDIR ?= /lib/modules/$(shell uname -r)/build
+endif
+PWD := $(shell pwd)
+
+modules:
+	$(MAKE) -C $(KERNELDIR) M=$(PWD) modules
+modules_install:
+	$(MAKE) -C $(KERNELDIR) M=$(PWD) INSTALL_MOD_PATH=$(ROOTFS) modules_install
+clean:
+	rm -rf *.o *.ko .*.cmd *.mod.* modules.order Module.symvers .tmp_versions
+else
+
+obj-m := vser.o
+
+endif
+		

module/ex4/vser.c

@@ -0,0 +1,39 @@
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+
+static int baudrate = 9600;
+static int port[4] = {0, 1, 2, 3};
+static char *name = "vser";
+
+module_param(baudrate, int, S_IRUGO);
+module_param_array(port, int, NULL, S_IRUGO);
+module_param(name, charp, S_IRUGO);
+
+static int __init vser_init(void)
+{
+	int i;
+
+	printk("vser_init\n");
+	printk("baudrate: %d\n", baudrate);
+	printk("port: ");
+	for (i = 0; i < ARRAY_SIZE(port); i++)
+		printk("%d ", port[i]);
+	printk("\n");
+	printk("name: %s\n", name);
+
+	return 0;
+}
+
+static void __exit vser_exit(void)
+{
+	printk("vser_exit\n");
+}
+
+module_init(vser_init);
+module_exit(vser_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Kevin Jiang <jiangxg@farsight.com.cn>");
+MODULE_DESCRIPTION("A simple module");
+MODULE_ALIAS("virtual-serial");

module/ex5/Makefile

@@ -0,0 +1,23 @@
+ifeq ($(KERNELRELEASE),)
+
+ifeq ($(ARCH),arm)
+KERNELDIR ?= /home/farsight/fs4412/linux-3.14.25-fs4412
+ROOTFS ?= /nfs/rootfs
+else
+KERNELDIR ?= /lib/modules/$(shell uname -r)/build
+endif
+PWD := $(shell pwd)
+
+modules:
+	$(MAKE) -C $(KERNELDIR) M=$(PWD) modules
+modules_install:
+	$(MAKE) -C $(KERNELDIR) M=$(PWD) INSTALL_MOD_PATH=$(ROOTFS) modules_install
+clean:
+	rm -rf *.o *.ko .*.cmd *.mod.* modules.order Module.symvers .tmp_versions
+else
+
+obj-m := vser.o
+obj-m += dep.o
+
+endif
+		

module/ex5/dep.c

@@ -0,0 +1,15 @@
+#include <linux/kernel.h>
+#include <linux/module.h>
+
+static int expval = 5;
+EXPORT_SYMBOL(expval);
+
+static void expfun(void)
+{
+	printk("expfun\n");
+}
+
+EXPORT_SYMBOL_GPL(expfun);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Kevin Jiang <jiangxg@farsight.com.cn>");

module/ex5/vser.c

@@ -0,0 +1,28 @@
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+
+extern int expval;
+extern void expfun(void);
+
+static int __init vser_init(void)
+{
+	printk("vser_init\n");
+	printk("expval: %d\n", expval);
+	expfun();
+
+	return 0;
+}
+
+static void __exit vser_exit(void)
+{
+	printk("vser_exit\n");
+}
+
+module_init(vser_init);
+module_exit(vser_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Kevin Jiang <jiangxg@farsight.com.cn>");
+MODULE_DESCRIPTION("A simple module");
+MODULE_ALIAS("virtual-serial");