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/*
* Driver for a device we can't identify.
* by Julian Elischer (julian@tfs.com)
*
* $Id: uk.c,v 1.18 1997/08/02 14:33:16 bde Exp $
*
* If you find that you are adding any code to this file look closely
* at putting it in "scsi_driver.c" instead.
*/
#include <opt_devfs.h>
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/conf.h>
#include <sys/kernel.h>
#ifdef DEVFS
#include <sys/devfsext.h>
#endif /*DEVFS*/
#include <scsi/scsiconf.h>
#include <scsi/scsi_driver.h>
struct scsi_data {
#ifdef DEVFS
void *devfs_data_tok;
#endif
};
static d_open_t ukopen;
static d_close_t ukclose;
static d_ioctl_t ukioctl;
#define CDEV_MAJOR 31
static struct cdevsw uk_cdevsw =
{ ukopen, ukclose, noread, nowrite, /*31*/
ukioctl, nostop, nullreset, nodevtotty,/* unknown */
seltrue, nommap, NULL, "uk" ,NULL, -1 };
SCSI_DEVICE_ENTRIES(uk)
struct scsi_device uk_switch =
{
NULL,
NULL,
NULL,
NULL,
"uk",
0,
{0, 0},
SDEV_ONCE_ONLY|SDEV_UK, /* Only one open allowed */
ukattach,
"Unknown",
ukopen,
sizeof(struct scsi_data),
T_UNKNOWN,
0,
0,
0,
0,
0,
0,
};
static uk_devsw_installed = 0;
static errval
ukattach(struct scsi_link *sc_link)
{
#ifdef DEVFS
struct scsi_data *uk = sc_link->sd;
uk->devfs_data_tok = devfs_add_devswf(&uk_cdevsw,
sc_link->dev_unit,
DV_CHR,
UID_ROOT, GID_WHEEL, 0600,
"uk%d", sc_link->dev_unit);
#endif
return 0;
}
static void uk_drvinit(void *unused)
{
dev_t dev;
if( ! uk_devsw_installed ) {
dev = makedev(CDEV_MAJOR, 0);
cdevsw_add(&dev,&uk_cdevsw, NULL);
uk_devsw_installed = 1;
}
}
SYSINIT(ukdev,SI_SUB_DRIVERS,SI_ORDER_MIDDLE+CDEV_MAJOR,uk_drvinit,NULL)
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