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authorRodney W. Grimes <rgrimes@FreeBSD.org>1993-06-12 14:58:17 +0000
committerRodney W. Grimes <rgrimes@FreeBSD.org>1993-06-12 14:58:17 +0000
commit5b81b6b301437eb9a6df491c829475bd29ae5d6c (patch)
treede2d7c6726a45428d4a310da2acd8839daf9f85f /sys/sys/chio.h
parent9002c02abc587664acb357c6879d8ca08664dd0b (diff)
downloadsrc-5b81b6b301437eb9a6df491c829475bd29ae5d6c.tar.gz
src-5b81b6b301437eb9a6df491c829475bd29ae5d6c.zip
Initial import, 0.1 + pk 0.2.4-B1
Notes
Notes: svn path=/cvs2svn/branches/unlabeled-1.1.1/; revision=4
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+/*
+ * Copyright (c) 1982, 1986 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. 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.
+ *
+ * @(#)chio.h 7.6 (Berkeley) 2/5/91
+ *
+ * PATCHES MAGIC LEVEL PATCH THAT GOT US HERE
+ * -------------------- ----- ----------------------
+ * CURRENT PATCH LEVEL: 1 00098
+ * -------------------- ----- ----------------------
+ *
+ * 16 Feb 93 Julian Elischer ADDED for SCSI system
+ */
+
+/* This is a "convertet" mtio.h from 386BSD
+ Stefan Grefen grefen@goofy.zdv.uni-mainz.de
+ */
+
+/*
+ * Structures and definitions for changer io control commands
+ */
+#ifndef _CHIO_H_
+#define _CHIO_H_
+
+#define CH_INVERT 0x10000
+#define CH_ADDR_MASK 0xffff
+struct chop {
+ short ch_op; /* operations defined below */
+ short result; /* The result */
+ union {
+ struct {
+ int chm; /* Transport element */
+ int from;
+ int to;
+ } move;
+ struct {
+ int chm; /* Transport element */
+ int to;
+ } position;
+ struct {
+ short chmo; /* Offset of first CHM */
+ short chms; /* No. of CHM */
+ short slots; /* No. of Storage Elements */
+ short sloto; /* Offset of first SE */
+ short imexs; /* No. of Import/Export Slots */
+ short imexo; /* Offset of first IM/EX */
+ short drives; /* No. of CTS */
+ short driveo; /* Offset of first CTS */
+ short rot; /* CHM can rotate */
+ } getparam;
+ struct {
+ int type;
+#define CH_CHM 1
+#define CH_STOR 2
+#define CH_IMEX 3
+#define CH_CTS 4
+ int from;
+ struct {
+ u_char elema_1;
+ u_char elema_0;
+ u_char full:1;
+ u_char rsvd:1;
+ u_char except:1;
+ u_char :5;
+ u_char rsvd2;
+ union {
+ struct {
+ u_char add_sense_code;
+ u_char add_sense_code_qualifier;
+ } specs;
+ short add_sense;
+/* WARINING LSB only */
+#define CH_CHOLDER 0x0290 /* Cartridge holder is missing */
+#define CH_STATUSQ 0x0390 /* Status is questionable */
+#define CH_CTS_CLOSED 0x0490 /* CTS door is closed */
+
+ } ch_add_sense;
+ u_char rsvd3[3];
+ u_char :6;
+ u_char invert:1;
+ u_char svalid:1;
+ u_char source_1;
+ u_char source_0;
+ u_char rsvd4[4];
+ } elem_data;
+ } get_elem_stat;
+ } u;
+};
+
+/* operations */
+#define CHMOVE 1
+#define CHPOSITION 2
+#define CHGETPARAM 3
+#define CHGETELEM 4
+
+
+/* Changer IO control command */
+#define CHIOOP _IOWR('c', 1, struct chop) /* do a mag tape op */
+#endif