78 lines
3.7 KiB
C
78 lines
3.7 KiB
C
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/*-
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* Copyright (c) 2000, 2001 Michael Smith
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* Copyright (c) 2000 BSDi
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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/*
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* Portability and compatibility interfaces.
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*/
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#if __FreeBSD_version < 500003
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# include <machine/clock.h>
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# define INTR_ENTROPY 0
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# include <sys/buf.h> /* old buf style */
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typedef struct buf mlx_bio;
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typedef struct buf_queue_head mlx_bioq;
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# define MLX_BIO_QINIT(bq) bufq_init(&bq);
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# define MLX_BIO_QINSERT(bq, bp) bufq_insert_tail(&bq, bp)
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# define MLX_BIO_QFIRST(bq) bufq_first(&bq)
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# define MLX_BIO_QREMOVE(bq, bp) bufq_remove(&bq, bp)
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# define MLX_BIO_IS_READ(bp) ((bp)->b_flags & B_READ)
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# define MLX_BIO_DATA(bp) (bp)->b_data
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# define MLX_BIO_LENGTH(bp) (bp)->b_bcount
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# define MLX_BIO_LBA(bp) (bp)->b_pblkno
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# define MLX_BIO_SOFTC(bp) (bp)->b_dev->si_drv1
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# define MLX_BIO_UNIT(bp) *(int *)((bp)->b_dev->si_drv2)
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# define MLX_BIO_SET_ERROR(bp, err) do { (bp)->b_error = err; (bp)->b_flags |= B_ERROR;} while(0)
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# define MLX_BIO_HAS_ERROR(bp) ((bp)->b_flags & B_ERROR)
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# define MLX_BIO_RESID(bp) (bp)->b_resid
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# define MLX_BIO_DONE(bp) biodone(bp)
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# define MLX_BIO_STATS_START(bp) devstat_start_transaction(&((struct mlxd_softc *)MLX_BIO_SOFTC(bp))->mlxd_stats)
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# define MLX_BIO_STATS_END(bp) devstat_end_transaction_buf(&((struct mlxd_softc *)MLX_BIO_SOFTC(bp))->mlxd_stats, bp)
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#else
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# include <sys/bio.h>
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typedef struct bio mlx_bio;
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typedef struct bio_queue_head mlx_bioq;
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# define MLX_BIO_QINIT(bq) bioq_init(&bq);
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# define MLX_BIO_QINSERT(bq, bp) bioq_insert_tail(&bq, bp)
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# define MLX_BIO_QFIRST(bq) bioq_first(&bq)
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# define MLX_BIO_QREMOVE(bq, bp) bioq_remove(&bq, bp)
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# define MLX_BIO_IS_READ(bp) ((bp)->bio_cmd == BIO_READ)
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# define MLX_BIO_DATA(bp) (bp)->bio_data
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# define MLX_BIO_LENGTH(bp) (bp)->bio_bcount
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# define MLX_BIO_LBA(bp) (bp)->bio_pblkno
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# define MLX_BIO_SOFTC(bp) (bp)->bio_dev->si_drv1
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# define MLX_BIO_UNIT(bp) *(int *)((bp)->bio_dev->si_drv2)
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# define MLX_BIO_SET_ERROR(bp, err) do { (bp)->bio_error = err; (bp)->bio_flags |= BIO_ERROR;} while(0)
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# define MLX_BIO_HAS_ERROR(bp) ((bp)->bio_flags & BIO_ERROR)
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# define MLX_BIO_RESID(bp) (bp)->bio_resid
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# define MLX_BIO_DONE(bp) biodone(bp) /* XXX nice to integrate bio_finish here */
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# define MLX_BIO_STATS_START(bp) devstat_start_transaction(&((struct mlxd_softc *)MLX_BIO_SOFTC(bp))->mlxd_stats)
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# define MLX_BIO_STATS_END(bp) devstat_end_transaction_bio(&((struct mlxd_softc *)MLX_BIO_SOFTC(bp))->mlxd_stats, bp)
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#endif
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