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Allow the use of NODEV in CDEV_MODULE and BDEV_MODULE to make the system

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auto-allocate the major number.  Not terribly useful without DEVFS.
This commit is contained in:
Doug Rabson 1998-11-10 21:45:18 +00:00
parent aab22db753
commit d44f5a8a2b
2 changed files with 8 additions and 6 deletions
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7
sys/sys/conf.h
View File

@ -36,7 +36,7 @@
* SUCH DAMAGE.
*
* @(#)conf.h 8.5 (Berkeley) 1/9/95
* $Id: conf.h,v 1.45 1998/09/05 14:13:12 phk Exp $
* $Id: conf.h,v 1.46 1998/11/08 12:39:07 dfr Exp $
*/
#ifndef _SYS_CONF_H_
@ -221,7 +221,7 @@ struct bdevsw_module_data {
#define CDEV_MODULE(name, major, devsw, evh, arg) \
static struct cdevsw_module_data name##_cdevsw_mod = { \
evh, arg, makedev(major, 0), &devsw \
evh, arg, major == NODEV ? NODEV : makedev(major, 0), &devsw \
}; \
\
static moduledata_t name##_mod = { \
@ -233,7 +233,8 @@ DECLARE_MODULE(name, name##_mod, SI_SUB_DRIVERS, SI_ORDER_MIDDLE+major)
#define BDEV_MODULE(name, bdev, cdev, devsw, evh, arg) \
static struct bdevsw_module_data name##_bdevsw_mod = { \
evh, arg, makedev(bdev, 0), makedev(cdev, 0), &devsw \
evh, arg, mdev == NODEV ? NODEV : makedev(bdev, 0), \
cdev == NODEV ? NODEV : makedev(cdev, 0), &devsw \
}; \
\
static moduledata_t name##_mod = { \

7
sys/sys/linedisc.h
View File

@ -36,7 +36,7 @@
* SUCH DAMAGE.
*
* @(#)conf.h 8.5 (Berkeley) 1/9/95
* $Id: conf.h,v 1.45 1998/09/05 14:13:12 phk Exp $
* $Id: conf.h,v 1.46 1998/11/08 12:39:07 dfr Exp $
*/
#ifndef _SYS_CONF_H_
@ -221,7 +221,7 @@ struct bdevsw_module_data {
#define CDEV_MODULE(name, major, devsw, evh, arg) \
static struct cdevsw_module_data name##_cdevsw_mod = { \
evh, arg, makedev(major, 0), &devsw \
evh, arg, major == NODEV ? NODEV : makedev(major, 0), &devsw \
}; \
\
static moduledata_t name##_mod = { \
@ -233,7 +233,8 @@ DECLARE_MODULE(name, name##_mod, SI_SUB_DRIVERS, SI_ORDER_MIDDLE+major)
#define BDEV_MODULE(name, bdev, cdev, devsw, evh, arg) \
static struct bdevsw_module_data name##_bdevsw_mod = { \
evh, arg, makedev(bdev, 0), makedev(cdev, 0), &devsw \
evh, arg, mdev == NODEV ? NODEV : makedev(bdev, 0), \
cdev == NODEV ? NODEV : makedev(cdev, 0), &devsw \
}; \
\
static moduledata_t name##_mod = { \