#include "../comedidev.h"
#include "8255.h"
-#include "8253.h"
+#include "comedi_8254.h"
/* hardware types of the cards */
enum hw_cards_id {
/*
==============================================================================
*/
-static int pci_8254_insn_read(struct comedi_device *dev,
- struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data)
-{
- unsigned long timer_regbase = (unsigned long)s->private;
- unsigned int chan = CR_CHAN(insn->chanspec);
- unsigned long flags;
-
- spin_lock_irqsave(&s->spin_lock, flags);
- data[0] = i8254_read(dev->iobase + timer_regbase, 0, chan);
- spin_unlock_irqrestore(&s->spin_lock, flags);
- return 1;
-}
-
-/*
-==============================================================================
-*/
-static int pci_8254_insn_write(struct comedi_device *dev,
- struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data)
-{
- unsigned long timer_regbase = (unsigned long)s->private;
- unsigned int chan = CR_CHAN(insn->chanspec);
- unsigned long flags;
-
- spin_lock_irqsave(&s->spin_lock, flags);
- i8254_write(dev->iobase + timer_regbase, 0, chan, data[0]);
- spin_unlock_irqrestore(&s->spin_lock, flags);
- return 1;
-}
-
-/*
-==============================================================================
-*/
-static int pci_8254_insn_config(struct comedi_device *dev,
- struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data)
-{
- unsigned long timer_regbase = (unsigned long)s->private;
- unsigned long iobase = dev->iobase + timer_regbase;
- unsigned int chan = CR_CHAN(insn->chanspec);
- int ret = 0;
- unsigned long flags;
-
- spin_lock_irqsave(&s->spin_lock, flags);
- switch (data[0]) {
- case INSN_CONFIG_SET_COUNTER_MODE:
- ret = i8254_set_mode(iobase, 0, chan, data[1]);
- if (ret < 0)
- ret = -EINVAL;
- break;
- case INSN_CONFIG_8254_READ_STATUS:
- data[1] = i8254_status(iobase, 0, chan);
- break;
- default:
- ret = -EINVAL;
- break;
- }
- spin_unlock_irqrestore(&s->spin_lock, flags);
- return ret < 0 ? ret : insn->n;
-}
-
-/*
-==============================================================================
-*/
static int pci1760_unchecked_mbxrequest(struct comedi_device *dev,
unsigned char *omb, unsigned char *imb,
int repeats)
outb(0, dev->iobase + PCI1735_DO + 1);
outb(0, dev->iobase + PCI1735_DO + 2);
outb(0, dev->iobase + PCI1735_DO + 3);
- i8254_set_mode(dev->iobase + PCI1735_C8254, 0, 0, I8254_MODE0);
- i8254_set_mode(dev->iobase + PCI1735_C8254, 0, 1, I8254_MODE0);
- i8254_set_mode(dev->iobase + PCI1735_C8254, 0, 2, I8254_MODE0);
break;
case TYPE_PCI1736:
if (this_board->timer_regbase) {
s = &dev->subdevices[subdev];
- s->type = COMEDI_SUBD_COUNTER;
- s->subdev_flags = SDF_WRITABLE | SDF_READABLE;
- s->n_chan = 3;
- s->maxdata = 65535;
- s->insn_read = pci_8254_insn_read;
- s->insn_write = pci_8254_insn_write;
- s->insn_config = pci_8254_insn_config;
- s->private = (void *)this_board->timer_regbase;
+
+ dev->pacer = comedi_8254_init(dev->iobase +
+ this_board->timer_regbase,
+ 0, I8254_IO8, 0);
+ if (!dev->pacer)
+ return -ENOMEM;
+
+ comedi_8254_subdevice_init(s, dev->pacer);
+
subdev++;
}