41378a47c0
intent for the value of the C_REL constant was 0xc0. Testing has turned up no adverse effect on tape or disk devices, and in fact this change apparently makes my 9145 tape work as expected. (!) Closes PRs 1874 and 1971.
279 lines
8.2 KiB
C
279 lines
8.2 KiB
C
/* $NetBSD: rdreg.h,v 1.7 1996/02/09 18:00:37 scottr Exp $ */
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/*
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* Copyright (c) 1988 University of Utah.
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* Copyright (c) 1982, 1990, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* the Systems Programming Group of the University of Utah Computer
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* Science Department.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* from: Utah $Hdr: rdreg.h 1.2 90/10/12$
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*
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* @(#)rdreg.h 8.1 (Berkeley) 6/10/93
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*/
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struct rd_iocmd {
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char c_pad;
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char c_unit;
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char c_volume;
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char c_saddr;
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short c_hiaddr;
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long c_addr;
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char c_nop2;
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char c_slen;
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long c_len;
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char c_cmd;
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char c_pad2;
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};
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struct rd_rscmd {
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char c_unit;
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char c_sram;
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char c_ram;
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char c_cmd;
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};
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struct rd_stat {
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char c_vu;
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char c_pend;
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short c_ref;
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short c_fef;
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short c_aef;
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short c_ief;
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union {
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char cu_raw[10];
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struct {
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short cu_msw;
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long cu_lsl;
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} cu_sva;
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struct {
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long cu_cyhd;
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short cu_sect;
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} cu_tva;
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} c_pf;
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};
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#define c_raw c_pf.cu_raw
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#define c_blk c_pf.cu_sva.cu_lsl /* for now */
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#define c_tva c_pf.cu_tva
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struct rd_ssmcmd {
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char c_unit;
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char c_cmd;
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short c_refm;
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short c_fefm;
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short c_aefm;
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short c_iefm;
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};
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struct rd_srcmd {
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char c_unit;
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char c_nop;
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char c_cmd;
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char c_param;
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};
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struct rd_clearcmd {
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char c_unit;
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char c_cmd;
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};
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struct rd_describe {
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u_int d_iuw:16, /* controller: installed unit word */
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d_cmaxxfr:16, /* controller: max transfer rate (Kb) */
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d_ctype:8, /* controller: controller type */
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d_utype:8, /* unit: unit type */
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d_name:24, /* unit: name (6 BCD digits) */
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d_sectsize:16, /* unit: # of bytes per block (sector) */
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d_blkbuf:8, /* unit: # of blocks which can be buffered */
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d_burstsize:8, /* unit: recommended burst size */
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d_blocktime:16, /* unit: block time (u-sec) */
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d_uavexfr:16, /* unit: average transfer rate (Kb) */
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d_retry:16, /* unit: optimal retry time (1/100-sec) */
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d_access:16, /* unit: access time param (1/100-sec) */
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d_maxint:8, /* unit: maximum interleave */
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d_fvbyte:8, /* unit: fixed volume byte */
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d_rvbyte:8, /* unit: removeable volume byte */
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d_maxcyl:24, /* volume: maximum cylinder */
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d_maxhead:8, /* volume: maximum head */
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d_maxsect:16, /* volume: maximum sector on track */
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d_maxvsecth:16, /* volume: maximum sector on volume (MSW) */
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d_maxvsectl:32, /* volume: maximum sector on volume (LSWs) */
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d_interleave:8; /* volume: current interleave */
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};
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/* HW ids */
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#define RD7946AID 0x220 /* also 7945A */
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#define RD9134DID 0x221 /* also 9122S */
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#define RD9134LID 0x222 /* also 9122D */
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#define RD7912PID 0x209
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#define RD7914CTID 0x20A
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#define RD7914PID 0x20B
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#define RD7958AID 0x22B
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#define RD7957AID 0x22A
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#define RD7933HID 0x212
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#define RD7936HID 0x213 /* just guessing -- as of yet unknown */
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#define RD7937HID 0x214
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#define RD7957BID 0x22C /* another guess based on 7958B */
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#define RD7958BID 0x22D
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#define RD7959BID 0x22E /* another guess based on 7958B */
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#define RD2200AID 0x22F
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#define RD2203AID 0x230 /* yet another guess */
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/* SW ids -- indicies into rdidentinfo, order is arbitrary */
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#define RD7945A 0
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#define RD9134D 1
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#define RD9122S 2
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#define RD7912P 3
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#define RD7914P 4
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#define RD7958A 5
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#define RD7957A 6
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#define RD7933H 7
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#define RD9134L 8
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#define RD7936H 9
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#define RD7937H 10
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#define RD7914CT 11
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#define RD7946A 12
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#define RD9122D 13
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#define RD7957B 14
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#define RD7958B 15
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#define RD7959B 16
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#define NRD7945ABPT 16
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#define NRD7945ATRK 7
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#define NRD9134DBPT 16
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#define NRD9134DTRK 6
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#define NRD9122SBPT 8
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#define NRD9122STRK 2
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#define NRD7912PBPT 32
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#define NRD7912PTRK 7
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#define NRD7914PBPT 32
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#define NRD7914PTRK 7
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#define NRD7933HBPT 46
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#define NRD7933HTRK 13
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#define NRD9134LBPT 16
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#define NRD9134LTRK 5
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/*
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* Several HP drives have an odd number of 256 byte sectors per track.
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* This makes it rather difficult to break them into 512 and 1024 byte blocks.
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* So...we just do like HPUX and don't bother to respect hardware track/head
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* boundries -- we just mold the disk so that we use the entire capacity.
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* HPUX also sometimes doen't abide by cylinder boundries, we attempt to
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* whenever possible.
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*
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* DISK REAL (256 BPS) HPUX (1024 BPS) BSD (512 BPS)
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* SPT x HD x CYL SPT x HD x CYL SPT x HD x CYL
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* ----- --------------- --------------- --------------
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* 7936: 123 x 7 x 1396 25 x 7 x 1716 123 x 7 x 698
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* 7937: 123 x 13 x 1396 25 x 16 x 1395 123 x 13 x 698
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*
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* 7957A: 63 x 5 x 1013 11 x 7 x 1036 22 x 7 x 1036
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* 7958A: 63 x 8 x 1013 21 x 6 x 1013 36 x 7 x 1013
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*
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* 7957B: 63 x 4 x 1269 9 x 7 x 1269 18 x 7 x 1269
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* 7958B: 63 x 6 x 1572 21 x 9 x 786 42 x 9 x 786
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* 7959B: 63 x 12 x 1572 21 x 9 x 1572 42 x 9 x 1572
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*
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* 2200A: 113 x 8 x 1449 113 x 2 x 1449 113 x 4 x 1449
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* 2203A: 113 x 16 x 1449 113 x 4 x 1449 113 x 8 x 1449
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*/
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#define NRD7936HBPT 123
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#define NRD7936HTRK 7
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#define NRD7937HBPT 123
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#define NRD7937HTRK 13
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#define NRD7957ABPT 22
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#define NRD7957ATRK 7
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#define NRD7958ABPT 36
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#define NRD7958ATRK 7
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#define NRD7957BBPT 18
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#define NRD7957BTRK 7
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#define NRD7958BBPT 42
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#define NRD7958BTRK 9
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#define NRD7959BBPT 42
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#define NRD7959BTRK 9
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#define NRD2200ABPT 113
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#define NRD2200ATRK 4
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#define NRD2203ABPT 113
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#define NRD2203ATRK 8
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/* controller "unit" number */
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#define RDCTLR 15
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/* convert 512 byte count into DEV_BSIZE count */
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#define RDSZ(x) ((x) >> (DEV_BSHIFT-9))
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/* convert block number into sector number and back */
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#define RDBTOS(x) ((x) << (DEV_BSHIFT-8))
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#define RDSTOB(x) ((x) >> (DEV_BSHIFT-8))
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/* extract cyl/head/sect info from three-vector address */
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#define RDCYL(tva) ((u_long)(tva).cu_cyhd >> 8)
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#define RDHEAD(tva) ((tva).cu_cyhd & 0xFF)
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#define RDSECT(tva) ((tva).cu_sect)
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#define REF_MASK 0x0
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#define FEF_MASK 0x0
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#define AEF_MASK 0x0
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#define IEF_MASK 0xF970
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#define FEF_CU 0x4000 /* cross-unit */
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#define FEF_DR 0x0080 /* diagnostic result */
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#define FEF_IMR 0x0008 /* internal maintenance release */
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#define FEF_PF 0x0002 /* power fail */
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#define FEF_REXMT 0x0001 /* retransmit */
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#define AEF_UD 0x0040 /* unrecoverable data */
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#define IEF_RRMASK 0xe000 /* request release bits */
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#define IEF_MD 0x0020 /* marginal data */
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#define IEF_RD 0x0010 /* recoverable data */
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#define C_READ 0x00
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#define C_RAM 0x00 /* single vector (i.e. sector number) */
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#define C_WRITE 0x02
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#define C_CLEAR 0x08
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#define C_STATUS 0x0d
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#define C_SADDR 0x10
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#define C_SLEN 0x18
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#define C_SUNIT(x) (0x20 | (x))
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#define C_SVOL(x) (0x40 | (x))
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#define C_NOP 0x34
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#define C_DESC 0x35
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#define C_SREL 0x3b
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#define C_SSM 0x3e
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#define C_SRAM 0x48
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#define C_REL 0xc0
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#define C_CMD 0x05
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#define C_EXEC 0x0e
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#define C_QSTAT 0x10
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#define C_TCMD 0x12
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