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Give ccd a cloning function.

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This commit is contained in:
Poul-Henning Kamp 2000-08-29 16:29:02 +00:00
parent 7c438dbe9c
commit a6b1634eb2
2 changed files with 64 additions and 16 deletions
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40
sys/dev/ccd/ccd.c
View File

@ -87,6 +87,7 @@
* Moffett Field, CA 94035
*/
#include "opt_devfs.h"
#include "ccd.h"
#include <sys/param.h>
@ -108,6 +109,10 @@
#include <sys/ccdvar.h>
#ifdef DEVFS
#include <sys/eventhandler.h>
#include <fs/devfs/devfs.h>
#endif
#if defined(CCDDEBUG) && !defined(DEBUG)
#define DEBUG
@ -284,6 +289,29 @@ putccdbuf(struct ccdbuf *cbp)
#define CCD_OFFSET 16
#endif
#ifdef DEVFS
static void
ccd_clone(void *arg, char *name, int namelen, dev_t *dev)
{
int i, u;
char *s;
if (*dev != NODEV)
return;
i = devfs_stdclone(name, &s, "ccd", &u);
if (i != 2)
return;
if (u >= numccd)
return;
if (*s <= 'a' || *s >= 'h')
return;
if (s[1] != '\0')
return;
*dev = make_dev(&ccd_cdevsw, u * 8 + *s - 'a',
UID_ROOT, GID_OPERATOR, 0640, name);
}
#endif DEVFS
/*
* Called by main() during pseudo-device attachment. All we need
* to do is allocate enough space for devices to be configured later, and
@ -318,8 +346,11 @@ ccdattach()
cdevsw_add(&ccd_cdevsw);
/* XXX: is this necessary? */
for (i = 0; i < numccd; ++i)
for (i = 0; i < numccd; ++i)
ccddevs[i].ccd_dk = -1;
#ifdef DEVFS
EVENTHANDLER_REGISTER(devfs_clone, ccd_clone, 0, 1000);
#endif
}
static int
@ -1704,10 +1735,3 @@ printiinfo(ii)
}
}
#endif
/* Local Variables: */
/* c-argdecl-indent: 8 */
/* c-continued-statement-offset: 8 */
/* c-indent-level: 8 */
/* End: */

40
sys/geom/geom_ccd.c
View File

@ -87,6 +87,7 @@
* Moffett Field, CA 94035
*/
#include "opt_devfs.h"
#include "ccd.h"
#include <sys/param.h>
@ -108,6 +109,10 @@
#include <sys/ccdvar.h>
#ifdef DEVFS
#include <sys/eventhandler.h>
#include <fs/devfs/devfs.h>
#endif
#if defined(CCDDEBUG) && !defined(DEBUG)
#define DEBUG
@ -284,6 +289,29 @@ putccdbuf(struct ccdbuf *cbp)
#define CCD_OFFSET 16
#endif
#ifdef DEVFS
static void
ccd_clone(void *arg, char *name, int namelen, dev_t *dev)
{
int i, u;
char *s;
if (*dev != NODEV)
return;
i = devfs_stdclone(name, &s, "ccd", &u);
if (i != 2)
return;
if (u >= numccd)
return;
if (*s <= 'a' || *s >= 'h')
return;
if (s[1] != '\0')
return;
*dev = make_dev(&ccd_cdevsw, u * 8 + *s - 'a',
UID_ROOT, GID_OPERATOR, 0640, name);
}
#endif DEVFS
/*
* Called by main() during pseudo-device attachment. All we need
* to do is allocate enough space for devices to be configured later, and
@ -318,8 +346,11 @@ ccdattach()
cdevsw_add(&ccd_cdevsw);
/* XXX: is this necessary? */
for (i = 0; i < numccd; ++i)
for (i = 0; i < numccd; ++i)
ccddevs[i].ccd_dk = -1;
#ifdef DEVFS
EVENTHANDLER_REGISTER(devfs_clone, ccd_clone, 0, 1000);
#endif
}
static int
@ -1704,10 +1735,3 @@ printiinfo(ii)
}
}
#endif
/* Local Variables: */
/* c-argdecl-indent: 8 */
/* c-continued-statement-offset: 8 */
/* c-indent-level: 8 */
/* End: */