rmmod daqboard2000 ; rmmod comedi; make install ; modprobe daqboard2000; /usr/sbin/comedi_config /dev/comedi0 daqboard/2000 ; tail -40 /var/log/messages
*/
+static int daqboard2000_8255_cb(int dir, int port, int data, void *arg)
+{
+ int result = 0;
+ int iobase=(int)arg;
+ if(dir){
+ *((u16*)(iobase+port*2)) = data;
+ result = 0;
+ }else{
+ result = *((u16*)(iobase+port*2));
+ }
+/* printk("daqboard2000_8255_cb %x %d %d %2.2x -> %2.2x\n",
+ arg, dir, port, data, result);
+*/
+ return result;
+}
+
static int daqboard2000_attach(comedi_device *dev, comedi_devconfig *it)
{
int result = 0;
s->range_table = &range_daqboard2000_ao;
s = dev->subdevices + 2;
- result = subdev_8255_init(dev,s,NULL,(void *)(dev->iobase+0x40));
+ result = subdev_8255_init(dev,s,daqboard2000_8255_cb,
+ (void *)(dev->iobase+0x40));
}
printk("\n");