NetBSD/sys/arch/x68k/dev/mb89352reg.h

130 lines
4.4 KiB
C

/* $NetBSD: mb89352reg.h,v 1.1.1.1 1996/05/05 12:17:03 oki Exp $ */
/*
* Copyright (c) 1990, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Van Jacobson of Lawrence Berkeley Laboratory.
*
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
*
* @(#)scsireg.h 8.1 (Berkeley) 6/10/93
*/
/*
* FUJITSU MB89352A SCSI Protocol Controler Hardware Description.
*/
struct mb89352 {
u_char p32, scsi_bdid;
u_char p34, scsi_sctl;
#define SCTL_DISABLE 0x80
#define SCTL_CTRLRST 0x40
#define SCTL_DIAG 0x20
#define SCTL_ABRT_ENAB 0x10
#define SCTL_PARITY_ENAB 0x08
#define SCTL_SEL_ENAB 0x04
#define SCTL_RESEL_ENAB 0x02
#define SCTL_INTR_ENAB 0x01
u_char p36, scsi_scmd;
#define SCMD_RST 0x10
#define SCMD_ICPT_XFR 0x08
#define SCMD_PROG_XFR 0x04
#define SCMD_PAD 0x01 /* if initiator */
#define SCMD_PERR_STOP 0x01 /* if target */
/* command codes */
#define SCMD_BUS_REL 0x00
#define SCMD_SELECT 0x20
#define SCMD_RST_ATN 0x40
#define SCMD_SET_ATN 0x60
#define SCMD_XFR 0x80
#define SCMD_XFR_PAUSE 0xa0
#define SCMD_RST_ACK 0xc0
#define SCMD_SET_ACK 0xe0
u_char p38, scsi_tmod;
#define TMOD_SYNC 0x80
u_char p40, scsi_ints;
#define INTS_SEL 0x80
#define INTS_RESEL 0x40
#define INTS_DISCON 0x20
#define INTS_CMD_DONE 0x10
#define INTS_SRV_REQ 0x08
#define INTS_TIMEOUT 0x04
#define INTS_HARD_ERR 0x02
#define INTS_RST 0x01
u_char p42, scsi_psns;
#define PSNS_REQ 0x80
#define PSNS_ACK 0x40
#define PSNS_ATN 0x20
#define PSNS_SEL 0x10
#define PSNS_BSY 0x08
u_char p44, scsi_ssts;
#define SSTS_INITIATOR 0x80
#define SSTS_TARGET 0x40
#define SSTS_BUSY 0x20
#define SSTS_XFR 0x10
#define SSTS_ACTIVE (SSTS_INITIATOR|SSTS_XFR)
#define SSTS_RST 0x08
#define SSTS_TCZERO 0x04
#define SSTS_DREG_FULL 0x02
#define SSTS_DREG_EMPTY 0x01
u_char p46, scsi_serr;
#define SERR_SCSI_PAR 0x80
#define SERR_SPC_PAR 0x40
#define SERR_TC_PAR 0x08
#define SERR_PHASE_ERR 0x04
#define SERR_SHORT_XFR 0x02
#define SERR_OFFSET 0x01
u_char p48, scsi_pctl;
#define PCTL_BFINT_ENAB 0x80
u_char p50, scsi_mbc;
u_char p52, scsi_dreg;
u_char p54, scsi_temp;
u_char p56, scsi_tch;
u_char p58, scsi_tcm;
u_char p60, scsi_tcl;
u_char p62, scsi_exbf;
};
/* psns/pctl phase lines as bits */
#define PHASE_MSG 0x04
#define PHASE_CD 0x02 /* =1 if 'command' */
#define PHASE_IO 0x01 /* =1 if data inbound */
/* Phase lines as values */
#define PHASE 0x07 /* mask for psns/pctl phase */
#define DATA_OUT_PHASE 0x00
#define DATA_IN_PHASE 0x01
#define CMD_PHASE 0x02
#define STATUS_PHASE 0x03
#define BUS_FREE_PHASE 0x04
#define ARB_SEL_PHASE 0x05 /* Fuji chip combines arbitration with sel. */
#define MESG_OUT_PHASE 0x06
#define MESG_IN_PHASE 0x07