275 lines
8.2 KiB
C
275 lines
8.2 KiB
C
/* $NetBSD: rdreg.h,v 1.13 2011/02/08 20:20:13 rmind Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 1988 University of Utah.
|
|
* Copyright (c) 1982, 1990, 1993
|
|
* The Regents of the University of California. All rights reserved.
|
|
*
|
|
* This code is derived from software contributed to Berkeley by
|
|
* the Systems Programming Group of the University of Utah Computer
|
|
* Science Department.
|
|
*
|
|
* 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.
|
|
*
|
|
* from: Utah $Hdr: rdreg.h 1.2 90/10/12$
|
|
*
|
|
* @(#)rdreg.h 8.1 (Berkeley) 6/10/93
|
|
*/
|
|
|
|
struct rd_iocmd {
|
|
char c_pad;
|
|
char c_unit;
|
|
char c_volume;
|
|
char c_saddr;
|
|
short c_hiaddr;
|
|
long c_addr;
|
|
char c_nop2;
|
|
char c_slen;
|
|
long c_len;
|
|
char c_cmd;
|
|
char c_pad2;
|
|
} __attribute__((__packed__));
|
|
|
|
struct rd_rscmd {
|
|
char c_unit;
|
|
char c_sram;
|
|
char c_ram;
|
|
char c_cmd;
|
|
} __attribute__((__packed__));
|
|
|
|
struct rd_stat {
|
|
char c_vu;
|
|
char c_pend;
|
|
short c_ref;
|
|
short c_fef;
|
|
short c_aef;
|
|
short c_ief;
|
|
union {
|
|
char cu_raw[10];
|
|
struct {
|
|
short cu_msw;
|
|
long cu_lsl;
|
|
} cu_sva;
|
|
struct {
|
|
long cu_cyhd;
|
|
short cu_sect;
|
|
} cu_tva;
|
|
} c_pf;
|
|
} __attribute__((__packed__));
|
|
#define c_raw c_pf.cu_raw
|
|
#define c_blk c_pf.cu_sva.cu_lsl /* for now */
|
|
#define c_tva c_pf.cu_tva
|
|
|
|
struct rd_ssmcmd {
|
|
char c_unit;
|
|
char c_cmd;
|
|
short c_refm;
|
|
short c_fefm;
|
|
short c_aefm;
|
|
short c_iefm;
|
|
} __attribute__((__packed__));
|
|
|
|
struct rd_srcmd {
|
|
char c_unit;
|
|
char c_nop;
|
|
char c_cmd;
|
|
char c_param;
|
|
} __attribute__((__packed__));
|
|
|
|
struct rd_clearcmd {
|
|
char c_unit;
|
|
char c_cmd;
|
|
} __attribute__((__packed__));
|
|
|
|
struct rd_describe {
|
|
u_int d_iuw:16, /* controller: installed unit word */
|
|
d_cmaxxfr:16, /* controller: max transfer rate (Kb) */
|
|
d_ctype:8, /* controller: controller type */
|
|
d_utype:8, /* unit: unit type */
|
|
d_name:24, /* unit: name (6 BCD digits) */
|
|
d_sectsize:16, /* unit: # of bytes per block (sector) */
|
|
d_blkbuf:8, /* unit: # of blocks which can be buffered */
|
|
d_burstsize:8, /* unit: recommended burst size */
|
|
d_blocktime:16, /* unit: block time (u-sec) */
|
|
d_uavexfr:16, /* unit: average transfer rate (Kb) */
|
|
d_retry:16, /* unit: optimal retry time (1/100-sec) */
|
|
d_access:16, /* unit: access time param (1/100-sec) */
|
|
d_maxint:8, /* unit: maximum interleave */
|
|
d_fvbyte:8, /* unit: fixed volume byte */
|
|
d_rvbyte:8, /* unit: removable volume byte */
|
|
d_maxcyl:24, /* volume: maximum cylinder */
|
|
d_maxhead:8, /* volume: maximum head */
|
|
d_maxsect:16, /* volume: maximum sector on track */
|
|
d_maxvsecth:16, /* volume: maximum sector on volume (MSW) */
|
|
d_maxvsectl:32, /* volume: maximum sector on volume (LSWs) */
|
|
d_interleave:8; /* volume: current interleave */
|
|
} __attribute__((__packed__));
|
|
|
|
/* HW ids */
|
|
#define RD7946AID 0x220 /* also 7945A */
|
|
#define RD9134DID 0x221 /* also 9122S */
|
|
#define RD9134LID 0x222 /* also 9122D */
|
|
#define RD7912PID 0x209
|
|
#define RD7914CTID 0x20A
|
|
#define RD7914PID 0x20B
|
|
#define RD7958AID 0x22B
|
|
#define RD7957AID 0x22A
|
|
#define RD7933HID 0x212
|
|
#define RD7936HID 0x213 /* just guessing -- as of yet unknown */
|
|
#define RD7937HID 0x214
|
|
#define RD7957BID 0x22C /* another guess based on 7958B */
|
|
#define RD7958BID 0x22D
|
|
#define RD7959BID 0x22E /* another guess based on 7958B */
|
|
#define RD2200AID 0x22F
|
|
#define RD2203AID 0x230 /* yet another guess */
|
|
|
|
/* SW ids -- indicies into rdidentinfo, order is arbitrary */
|
|
#define RD7945A 0
|
|
#define RD9134D 1
|
|
#define RD9122S 2
|
|
#define RD7912P 3
|
|
#define RD7914P 4
|
|
#define RD7958A 5
|
|
#define RD7957A 6
|
|
#define RD7933H 7
|
|
#define RD9134L 8
|
|
#define RD7936H 9
|
|
#define RD7937H 10
|
|
#define RD7914CT 11
|
|
#define RD7946A 12
|
|
#define RD9122D 13
|
|
#define RD7957B 14
|
|
#define RD7958B 15
|
|
#define RD7959B 16
|
|
|
|
#define NRD7945ABPT 16
|
|
#define NRD7945ATRK 7
|
|
#define NRD9134DBPT 16
|
|
#define NRD9134DTRK 6
|
|
#define NRD9122SBPT 8
|
|
#define NRD9122STRK 2
|
|
#define NRD7912PBPT 32
|
|
#define NRD7912PTRK 7
|
|
#define NRD7914PBPT 32
|
|
#define NRD7914PTRK 7
|
|
#define NRD7933HBPT 46
|
|
#define NRD7933HTRK 13
|
|
#define NRD9134LBPT 16
|
|
#define NRD9134LTRK 5
|
|
|
|
/*
|
|
* Several HP drives have an odd number of 256 byte sectors per track.
|
|
* This makes it rather difficult to break them into 512 and 1024 byte blocks.
|
|
* So...we just do like HPUX and don't bother to respect hardware track/head
|
|
* boundries -- we just mold the disk so that we use the entire capacity.
|
|
* HPUX also sometimes doesn't abide by cylinder boundries, we attempt to
|
|
* whenever possible.
|
|
*
|
|
* DISK REAL (256 BPS) HPUX (1024 BPS) BSD (512 BPS)
|
|
* SPT x HD x CYL SPT x HD x CYL SPT x HD x CYL
|
|
* ----- --------------- --------------- --------------
|
|
* 7936: 123 x 7 x 1396 25 x 7 x 1716 123 x 7 x 698
|
|
* 7937: 123 x 13 x 1396 25 x 16 x 1395 123 x 13 x 698
|
|
*
|
|
* 7957A: 63 x 5 x 1013 11 x 7 x 1036 22 x 7 x 1036
|
|
* 7958A: 63 x 8 x 1013 21 x 6 x 1013 36 x 7 x 1013
|
|
*
|
|
* 7957B: 63 x 4 x 1269 9 x 7 x 1269 18 x 7 x 1269
|
|
* 7958B: 63 x 6 x 1572 21 x 9 x 786 42 x 9 x 786
|
|
* 7959B: 63 x 12 x 1572 21 x 9 x 1572 42 x 9 x 1572
|
|
*
|
|
* 2200A: 113 x 8 x 1449 113 x 2 x 1449 113 x 4 x 1449
|
|
* 2203A: 113 x 16 x 1449 113 x 4 x 1449 113 x 8 x 1449
|
|
*/
|
|
#define NRD7936HBPT 123
|
|
#define NRD7936HTRK 7
|
|
#define NRD7937HBPT 123
|
|
#define NRD7937HTRK 13
|
|
#define NRD7957ABPT 22
|
|
#define NRD7957ATRK 7
|
|
#define NRD7958ABPT 36
|
|
#define NRD7958ATRK 7
|
|
#define NRD7957BBPT 18
|
|
#define NRD7957BTRK 7
|
|
#define NRD7958BBPT 42
|
|
#define NRD7958BTRK 9
|
|
#define NRD7959BBPT 42
|
|
#define NRD7959BTRK 9
|
|
#define NRD2200ABPT 113
|
|
#define NRD2200ATRK 4
|
|
#define NRD2203ABPT 113
|
|
#define NRD2203ATRK 8
|
|
|
|
/* controller "unit" number */
|
|
#define RDCTLR 15
|
|
|
|
/* convert 512 byte count into DEV_BSIZE count */
|
|
#define RDSZ(x) ((x) >> (DEV_BSHIFT-9))
|
|
|
|
/* convert block number into sector number and back */
|
|
#define RDBTOS(x) ((x) << (DEV_BSHIFT-8))
|
|
#define RDSTOB(x) ((x) >> (DEV_BSHIFT-8))
|
|
|
|
/* extract cyl/head/sect info from three-vector address */
|
|
#define RDCYL(tva) ((u_long)(tva).cu_cyhd >> 8)
|
|
#define RDHEAD(tva) ((tva).cu_cyhd & 0xFF)
|
|
#define RDSECT(tva) ((tva).cu_sect)
|
|
|
|
#define REF_MASK 0x0
|
|
#define FEF_MASK 0x0
|
|
#define AEF_MASK 0x0
|
|
#define IEF_MASK 0xF970
|
|
|
|
#define FEF_CU 0x4000 /* cross-unit */
|
|
#define FEF_DR 0x0080 /* diagnostic result */
|
|
#define FEF_IMR 0x0008 /* internal maintenance release */
|
|
#define FEF_PF 0x0002 /* power fail */
|
|
#define FEF_REXMT 0x0001 /* retransmit */
|
|
#define AEF_UD 0x0040 /* unrecoverable data */
|
|
#define IEF_RRMASK 0xe000 /* request release bits */
|
|
#define IEF_MD 0x0020 /* marginal data */
|
|
#define IEF_RD 0x0010 /* recoverable data */
|
|
|
|
#define C_READ 0x00
|
|
#define C_RAM 0x00 /* single vector (i.e. sector number) */
|
|
#define C_WRITE 0x02
|
|
#define C_CLEAR 0x08
|
|
#define C_STATUS 0x0d
|
|
#define C_SADDR 0x10
|
|
#define C_SLEN 0x18
|
|
#define C_SUNIT(x) (0x20 | (x))
|
|
#define C_SVOL(x) (0x40 | (x))
|
|
#define C_NOP 0x34
|
|
#define C_DESC 0x35
|
|
#define C_SREL 0x3b
|
|
#define C_SSM 0x3e
|
|
#define C_SRAM 0x48
|
|
#define C_REL 0xc0
|
|
|
|
#define C_CMD 0x05
|
|
#define C_EXEC 0x0e
|
|
#define C_QSTAT 0x10
|
|
#define C_TCMD 0x12
|