1d8315c79SWarner Losh /*- 2*4d846d26SWarner Losh * SPDX-License-Identifier: BSD-2-Clause 3af3dc4a7SPedro F. Giffuni * 46fc729afSOlivier Houchard * Copyright (c) 2001 Jake Burkholder <jake@FreeBSD.org> 56fc729afSOlivier Houchard * All rights reserved. 66fc729afSOlivier Houchard * 76fc729afSOlivier Houchard * Redistribution and use in source and binary forms, with or without 86fc729afSOlivier Houchard * modification, are permitted provided that the following conditions 96fc729afSOlivier Houchard * are met: 106fc729afSOlivier Houchard * 1. Redistributions of source code must retain the above copyright 116fc729afSOlivier Houchard * notice, this list of conditions and the following disclaimer. 126fc729afSOlivier Houchard * 2. Redistributions in binary form must reproduce the above copyright 136fc729afSOlivier Houchard * notice, this list of conditions and the following disclaimer in the 146fc729afSOlivier Houchard * documentation and/or other materials provided with the distribution. 156fc729afSOlivier Houchard * 166fc729afSOlivier Houchard * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 176fc729afSOlivier Houchard * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 186fc729afSOlivier Houchard * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 196fc729afSOlivier Houchard * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 206fc729afSOlivier Houchard * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 216fc729afSOlivier Houchard * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 226fc729afSOlivier Houchard * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 236fc729afSOlivier Houchard * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 246fc729afSOlivier Houchard * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 256fc729afSOlivier Houchard * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 266fc729afSOlivier Houchard * SUCH DAMAGE. 276fc729afSOlivier Houchard */ 286fc729afSOlivier Houchard 296fc729afSOlivier Houchard #ifndef _MACHINE_RUNQ_H_ 306fc729afSOlivier Houchard #define _MACHINE_RUNQ_H_ 316fc729afSOlivier Houchard 326fc729afSOlivier Houchard #define RQB_LEN (2) /* Number of priority status words. */ 336fc729afSOlivier Houchard #define RQB_L2BPW (5) /* Log2(sizeof(rqb_word_t) * NBBY)). */ 346fc729afSOlivier Houchard #define RQB_BPW (1<<RQB_L2BPW) /* Bits in an rqb_word_t. */ 356fc729afSOlivier Houchard 366fc729afSOlivier Houchard #define RQB_BIT(pri) (1 << ((pri) & (RQB_BPW - 1))) 376fc729afSOlivier Houchard #define RQB_WORD(pri) ((pri) >> RQB_L2BPW) 386fc729afSOlivier Houchard 396fc729afSOlivier Houchard #define RQB_FFS(word) (ffs(word) - 1) 406fc729afSOlivier Houchard 416fc729afSOlivier Houchard /* 426fc729afSOlivier Houchard * Type of run queue status word. 436fc729afSOlivier Houchard */ 446fc729afSOlivier Houchard typedef u_int32_t rqb_word_t; 456fc729afSOlivier Houchard 466fc729afSOlivier Houchard #endif 47