| /*- |
| * Copyright (c) 2001 Jake Burkholder <jake@FreeBSD.org> |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * |
| * $FreeBSD$ |
| */ |
| |
| #ifndef _BSD_MACHINE_RUNQ_H_ |
| #define _BSD_MACHINE_RUNQ_H_ |
| |
| #define RQB_LEN (1) /* Number of priority status words. */ |
| #define RQB_L2BPW (6) /* Log2(sizeof(rqb_word_t) * NBBY)). */ |
| #define RQB_BPW (1<<RQB_L2BPW) /* Bits in an rqb_word_t. */ |
| |
| #define RQB_BIT(pri) (1ul << ((pri) & (RQB_BPW - 1))) |
| #define RQB_WORD(pri) ((pri) >> RQB_L2BPW) |
| |
| #define RQB_FFS(word) (bsfq(word)) |
| |
| /* |
| * Type of run queue status word. |
| */ |
| typedef u_int64_t rqb_word_t; |
| |
| #endif |
