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/* $Id$
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* usema/usemaclone-related stuff.
*
* `Inspired' by IRIX's sys/usioctl.h
*
* Mike.
*/
#ifndef _ASM_USIOCTL_H
#define _ASM_USIOCTL_H
/* ioctls */
#define UIOC ('u' << 16 | 's' << 8)
#define UIOCATTACHSEMA (UIOC|2) /* attach to sema */
#define UIOCBLOCK (UIOC|3) /* block sync "intr"? */
#define UIOCABLOCK (UIOC|4) /* block async */
#define UIOCNOIBLOCK (UIOC|5) /* IRIX: block sync intr
Linux: block sync nointr */
#define UIOCUNBLOCK (UIOC|6) /* unblock sync */
#define UIOCAUNBLOCK (UIOC|7) /* unblock async */
#define UIOCINIT (UIOC|8) /* init sema (async) */
typedef struct usattach_s {
dev_t us_dev; /* attach dev */
void *us_handle; /* userland semaphore handle */
} usattach_t;
#endif /* _ASM_USIOCTL_H */
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