Annotation of sys/dev/ic/uhavar.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: uhavar.h,v 1.2 2002/03/14 01:26:55 millert Exp $ */
! 2: /* $NetBSD: uhavar.h,v 1.3 1996/10/21 22:34:43 thorpej Exp $ */
! 3:
! 4: /*
! 5: * Copyright (c) 1994, 1996 Charles M. Hannum. All rights reserved.
! 6: *
! 7: * Redistribution and use in source and binary forms, with or without
! 8: * modification, are permitted provided that the following conditions
! 9: * are met:
! 10: * 1. Redistributions of source code must retain the above copyright
! 11: * notice, this list of conditions and the following disclaimer.
! 12: * 2. Redistributions in binary form must reproduce the above copyright
! 13: * notice, this list of conditions and the following disclaimer in the
! 14: * documentation and/or other materials provided with the distribution.
! 15: * 3. All advertising materials mentioning features or use of this software
! 16: * must display the following acknowledgement:
! 17: * This product includes software developed by Charles M. Hannum.
! 18: * 4. The name of the author may not be used to endorse or promote products
! 19: * derived from this software without specific prior written permission.
! 20: *
! 21: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
! 22: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
! 23: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
! 24: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
! 25: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
! 26: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
! 27: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
! 28: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
! 29: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
! 30: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
! 31: */
! 32:
! 33: #define UHA_MSCP_MAX 32 /* store up to 32 MSCPs at one time */
! 34: #define MSCP_HASH_SIZE 32 /* hash table size for phystokv */
! 35: #define MSCP_HASH_SHIFT 9
! 36: #define MSCP_HASH(x) ((((long)(x))>>MSCP_HASH_SHIFT) & (MSCP_HASH_SIZE - 1))
! 37:
! 38: struct uha_softc {
! 39: struct device sc_dev;
! 40:
! 41: bus_space_tag_t sc_iot;
! 42: bus_space_handle_t sc_ioh;
! 43:
! 44: int sc_irq, sc_drq;
! 45: void *sc_ih;
! 46:
! 47: void (*start_mbox)(struct uha_softc *, struct uha_mscp *);
! 48: int (*poll)(struct uha_softc *, struct scsi_xfer *, int);
! 49: void (*init)(struct uha_softc *);
! 50:
! 51: struct uha_mscp *sc_mscphash[MSCP_HASH_SIZE];
! 52: TAILQ_HEAD(, uha_mscp) sc_free_mscp;
! 53: int sc_nummscps;
! 54: int sc_scsi_dev; /* our scsi id */
! 55: struct scsi_link sc_link;
! 56: };
! 57:
! 58: void uha_attach(struct uha_softc *);
! 59: void uha_timeout(void *arg);
! 60: struct uha_mscp *uha_mscp_phys_kv(struct uha_softc *, u_long);
! 61: void uha_done(struct uha_softc *, struct uha_mscp *);
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