Re: Re: [Xenomai-help] isr

["Keinen Namen" <GSM909@domain.hid>]

Sorry here is my source code.

My Problem ist how can I call the ISR.

Regards Memory


#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/fs.h>

#include <native/intr.h>

MODULE_DESCRIPTION("My kernel module");
MODULE_AUTHOR("Nobody");
MODULE_DESCRIPTION("Dei Mudda");
MODULE_LICENSE("my own");


RT_INTR my_rt_intr;

int helloworld_isr(rt_intr_t *intr){
	printk( KERN_ALERT "IRQ\n");
	return IRQ_HANDLED;
}

struct file_operations helloworld_fops = {
	.owner 		= THIS_MODULE,
	.llseek		= NULL,
	.read		= NULL,
	.write		= NULL,
	.readdir	= NULL,
	.poll		= NULL,
	.ioctl		= NULL,
	.mmap		= NULL,
	.open		= NULL,
	.flush		= NULL,
	.release	= NULL,
	.fsync		= NULL,
	.fasync		= NULL,
	.lock		= NULL,
	.readv		= NULL,
	.writev		= NULL,
};


static int helloworld_init_module(void) {
	int x;
	printk( KERN_ALERT "Module helloworld init startet Version 0.1\n" );
	x = rt_intr_create(&my_rt_intr,"ein Name",SIU_INT_TIMER2,&helloworld_isr,NULL,0);
	if(!x){
		printk( KERN_ALERT "Interrupt erfolgreich erstellt\n");
		if(!(rt_intr_enable(&my_rt_intr))){
			printk( KERN_ALERT "Interrupt erfolgreich aktiviert\n");
		}
	}else{
		printk( KERN_ALERT "Interrupt Erstellung fehlgeschlagen %i\n",x);
	}
}

static void helloworld_exit_module(void) {

	if(!(rt_intr_disable(&my_rt_intr))){
		printk( KERN_ALERT "Interrupt Cleared !\n" );
		if(!(rt_intr_delete(&my_rt_intr))){
	 		printk(KERN_ALERT "Interrupt deleted\n" );
		}
	}

	printk( KERN_ALERT "Module helloworld exit\n" );
}

module_init(helloworld_init_module);
module_exit(helloworld_exit_module);

-------- Original-Nachricht --------
Datum: Mon, 10 Jul 2006 10:30:16 +0200
Von: Jan Kiszka <jan.kiszka@domain.hid>
An: Keinen Namen <GSM909@domain.hid>
Betreff: Re: [Xenomai-help] isr

> Keinen Namen wrote:
> > Hi I useing Xenomai 2.1 and the native skin 
> > 
> > I want create a intr in kernel space with rt_intr_create, the 4th
> argument is the pointer is the ISR.
> > 
> > My Question is which form does the ISR must have
> > 
> > rt_isr_t myisr ( ??? )
> > {
> > ...
> > }
> > 
> 
> int my_isr(rt_intr_t *intr);
> 
> That's indeed undocumented, you had to browse the code for this
> information. :-/
> 
> [Note: unless you are writing some specialised or experimental code,
> developing drivers over the RTDM skin is recommended now. This aims at
> unifying the device interfaces for all skins.]
> 
> Jan
> 

-- 


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