1 /* $OpenBSD: adv.h,v 1.8 2024/10/22 21:50:02 jsg Exp $ */ 2 /* $NetBSD: adv.h,v 1.3 1998/09/26 16:02:56 dante Exp $ */ 3 4 /* 5 * Generic driver definitions and exported functions for the Advanced 6 * Systems Inc. Narrow SCSI controllers 7 * 8 * Copyright (c) 1998 The NetBSD Foundation, Inc. 9 * All rights reserved. 10 * 11 * Author: Baldassare Dante Profeta <dante@mclink.it> 12 * 13 * Redistribution and use in source and binary forms, with or without 14 * modification, are permitted provided that the following conditions 15 * are met: 16 * 1. Redistributions of source code must retain the above copyright 17 * notice, this list of conditions and the following disclaimer. 18 * 2. Redistributions in binary form must reproduce the above copyright 19 * notice, this list of conditions and the following disclaimer in the 20 * documentation and/or other materials provided with the distribution. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 23 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 24 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 25 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 26 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 32 * POSSIBILITY OF SUCH DAMAGE. 33 */ 34 35 #ifndef _ADVANSYS_NARROW_H_ 36 #define _ADVANSYS_NARROW_H_ 37 38 #include <dev/ic/advlib.h> 39 40 /******************************************************************************/ 41 42 struct adv_ccb { 43 ASC_SG_HEAD sghead; 44 ASC_SCSI_Q scsiq; 45 46 struct scsi_sense_data scsi_sense; 47 48 TAILQ_ENTRY(adv_ccb) chain; 49 struct scsi_xfer *xs; /* the scsi_xfer for this cmd */ 50 int flags; /* see below */ 51 52 int timeout; 53 /* 54 * This DMA map maps the buffer involved in the transfer. 55 */ 56 bus_dmamap_t dmamap_xfer; 57 }; 58 59 typedef struct adv_ccb ADV_CCB; 60 61 /* flags for ADV_CCB */ 62 #define CCB_ALLOC 0x01 63 #define CCB_ABORT 0x02 64 #define CCB_WATCHDOG 0x10 65 66 67 #define ADV_MAX_CCB 32 68 69 struct adv_control { 70 ADV_CCB ccbs[ADV_MAX_CCB]; /* all our control blocks */ 71 }; 72 73 /* 74 * Offset of a CCB from the beginning of the control DMA mapping. 75 */ 76 #define ADV_CCB_OFF(c) (offsetof(struct adv_control, ccbs[0]) + \ 77 (((u_long)(c)) - ((u_long)&sc->sc_control->ccbs[0]))) 78 79 /******************************************************************************/ 80 81 int adv_init(ASC_SOFTC *sc); 82 void adv_attach(ASC_SOFTC *sc); 83 int adv_intr(void *arg); 84 85 /******************************************************************************/ 86 87 #endif /* _ADVANSYS_NARROW_H_ */ 88