| /* |
| * 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 */ |
