diff options
Diffstat (limited to 'hello')
| -rw-r--r-- | hello/Makefile | 12 | ||||
| -rw-r--r-- | hello/hello-1.c | 13 | ||||
| -rw-r--r-- | hello/hello-2.c | 21 | ||||
| -rw-r--r-- | hello/hello-3.c | 50 | ||||
| -rw-r--r-- | hello/hello-4.c | 28 | ||||
| -rw-r--r-- | hello/start.c | 15 | ||||
| -rw-r--r-- | hello/stop.c | 14 |
7 files changed, 153 insertions, 0 deletions
diff --git a/hello/Makefile b/hello/Makefile new file mode 100644 index 0000000..d63aa3d --- /dev/null +++ b/hello/Makefile @@ -0,0 +1,12 @@ +obj-m += hello-1.o +obj-m += hello-2.o +obj-m += hello-3.o +obj-m += hello-4.o +obj-m += startstop.o +startstop-objs := start.o stop.o + +all: + make -C /lib/modules/$(shell uname -r)/build M=$(PWD) modules + +clean: + make -C /lib/modules/$(shell uname -r)/build M=$(PWD) clean diff --git a/hello/hello-1.c b/hello/hello-1.c new file mode 100644 index 0000000..aa434a9 --- /dev/null +++ b/hello/hello-1.c @@ -0,0 +1,13 @@ +#include <linux/module.h> +#include <linux/kernel.h> + +int init_module(void) +{ + printk(KERN_INFO "Hola, mundo! 1\n"); + return 0; +} + +void cleanup_module(void) +{ + printk(KERN_INFO "Adiós, mundo! 1\n"); +} diff --git a/hello/hello-2.c b/hello/hello-2.c new file mode 100644 index 0000000..5819e38 --- /dev/null +++ b/hello/hello-2.c @@ -0,0 +1,21 @@ +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/init.h> + +static int __init hello_2_init(void) +{ + printk(KERN_INFO "Hola, mundo! 2\n"); + return 0; +} + +static void __exit hello_2_exit(void) +{ + printk(KERN_INFO "Adiós, mundo! 2\n"); +} + +module_init(hello_2_init); +module_exit(hello_2_exit); + +MODULE_AUTHOR("Guillermo Ramos"); +MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("Módulo tonto"); diff --git a/hello/hello-3.c b/hello/hello-3.c new file mode 100644 index 0000000..a82e4a4 --- /dev/null +++ b/hello/hello-3.c @@ -0,0 +1,50 @@ +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/stat.h> + +static short int myshort = 1; +static int myint = 420; +static long int mylong = 9999; +static char* mystring = "blah"; +static int myintArray[2] = {-1, -1}; +static int arr_argc = 0; + +module_param(myshort, short, S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP); +MODULE_PARM_DESC(myshort, "A short integer"); +module_param(myint, int, S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH); +MODULE_PARM_DESC(myint, "An integer"); +module_param(mylong, long, S_IRUSR); +MODULE_PARM_DESC(mylong, "A long integer"); +module_param(mystring, charp, 0000); +MODULE_PARM_DESC(mystring, "A character string"); + +module_param_array(myintArray, int, &arr_argc, 0000); +MODULE_PARM_DESC(myintArray, "An array of integers"); + +static int __init hello_3_init(void) +{ + int i; + printk(KERN_INFO "Hola, mundo! 3\n============\n"); + printk(KERN_INFO "myshort is a short integer: %hd\n", myshort); + printk(KERN_INFO "myint is an integer: %d\n", myint); + printk(KERN_INFO "mylong is a long integer: %ld\n", mylong); + printk(KERN_INFO "mystring is a string: %s\n", mystring); + for (i = 0; i < sizeof(myintArray)/sizeof(int); i++) + printk(KERN_INFO "myintArray[%d] = %d\n", i, myintArray[i]); + printk(KERN_INFO "got %d arguments for myintArray\n", arr_argc); + return 0; +} + +static void __exit hello_3_exit(void) +{ + printk(KERN_INFO "Adiós, mundo! 3\n============\n"); +} + +module_init(hello_3_init); +module_exit(hello_3_exit); + +MODULE_AUTHOR("Guillermo Ramos"); +MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("Módulo tonto"); diff --git a/hello/hello-4.c b/hello/hello-4.c new file mode 100644 index 0000000..32e2cb6 --- /dev/null +++ b/hello/hello-4.c @@ -0,0 +1,28 @@ +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/init.h> + +static int __init hello_4_init(void) +{ + printk(KERN_DEBUG "DEBUG: Hola, mundo! 4\n"); + printk(KERN_INFO "INFO: Hola, mundo! 4\n"); + printk(KERN_NOTICE "NOTICE: Hola, mundo! 4\n"); + printk(KERN_WARNING "WARNING: Hola, mundo! 4\n"); + printk(KERN_CRIT "CRIT: Hola, mundo! 4\n"); + printk(KERN_ALERT "ALERT: Hola, mundo! 4\n"); + printk(KERN_EMERG "EMERG: Hola, mundo! 4\n"); + + return 0; +} + +static void __exit hello_4_exit(void) +{ + printk(KERN_INFO "Adiós, mundo! 2\n"); +} + +module_init(hello_4_init); +module_exit(hello_4_exit); + +MODULE_AUTHOR("Guillermo Ramos"); +MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("Módulo tonto"); diff --git a/hello/start.c b/hello/start.c new file mode 100644 index 0000000..224aeed --- /dev/null +++ b/hello/start.c @@ -0,0 +1,15 @@ +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/init.h> + +static int __init hello_2_init(void) +{ + printk(KERN_INFO "Hola, mundo! 2\n"); + return 0; +} + +module_init(hello_2_init); + +MODULE_AUTHOR("Guillermo Ramos"); +MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("Módulo tonto"); diff --git a/hello/stop.c b/hello/stop.c new file mode 100644 index 0000000..46ba9a4 --- /dev/null +++ b/hello/stop.c @@ -0,0 +1,14 @@ +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/init.h> + +static void __exit hello_2_exit(void) +{ + printk(KERN_INFO "Adiós, mundo! 2\n"); +} + +module_exit(hello_2_exit); + +MODULE_AUTHOR("Guillermo Ramos"); +MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("Módulo tonto"); |