NetBSD/sys/dev/gpib/ctreg.h

73 lines
2.5 KiB
C

/* $NetBSD: ctreg.h,v 1.4 2007/12/25 18:33:37 perry Exp $ */
/*
* Copyright (c) 1982, 1990, 1993
* The Regents of the University of California. All rights reserved.
*
* 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. 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.
*
* @(#)ctreg.h 8.1 (Berkeley) 6/10/93
*/
struct ct_iocmd {
u_int8_t unit; /* punit */
u_int8_t saddr; /* CS80CMD_SADDR */
u_int16_t addr0; /* always 0 */
u_int32_t addr; /* blkno */
u_int8_t nop2; /* CS80CMD_NOP */
u_int8_t slen; /* CS80CMD_SLEN */
u_int32_t len; /* 0 (for rewind) /resid */
u_int8_t nop3; /* CS80CMD_NOP */
u_int8_t cmd; /* CS80CMD_READ/CS80CMD_WRITE */
} __packed;
struct ct_rscmd {
u_int8_t unit;
u_int8_t cmd;
} __packed;
struct ct_ulcmd {
u_int8_t unit;
u_int8_t cmd;
} __packed;
struct ct_wfmcmd {
u_int8_t unit;
u_int8_t cmd;
} __packed;
#define CT7946ID 0x220
#define CT9145ID 0x268
#define CT9144ID 0x260
#define CT9144 0
#define CT7912PID 0x209
#define CT7914PID 0x20B
#define CT88140 1
#define CT35401ID 0x270
/* convert bytes to 1k tape block and back */
#define CTBTOK(x) ((x) >> 10)
#define CTKTOB(x) ((x) << 10)