Change siop name to ssh, as per mvme68k, to prevent conflict with the

other siop driver. Change siop-related defines to ssh-related defines
everywhere.

8 files changed, 845 insertions, 845 deletions

diff --git a/sys/arch/mvme88k/dev/siopreg.h b/sys/arch/mvme88k/dev/siopreg.h
deleted file mode 100644
index d4345934bb5..00000000000
--- a/sys/arch/mvme88k/dev/siopreg.h
+++ /dev/null
@@ -1,336 +0,0 @@
-/*	$OpenBSD: siopreg.h,v 1.2 1998/12/15 05:52:31 smurph Exp $	*/
-
-/*
- * Copyright (c) 1990 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.
- *
- *	@(#)siopreg.h	7.3 (Berkeley) 2/5/91
- */
-
-/*
- * NCR 53C710 SCSI interface hardware description.
- *
- * From the Mach scsi driver for the 53C700
- */
-
-typedef struct {
-/*00*/	volatile unsigned char	siop_sien;	/* rw: SCSI Interrupt Enable */
-/*01*/	volatile unsigned char	siop_sdid;	/* rw: SCSI Destination ID */
-/*02*/	volatile unsigned char	siop_scntl1;	/* rw: SCSI control reg 1 */
-/*03*/	volatile unsigned char	siop_scntl0;	/* rw: SCSI control reg 0 */
-/*04*/	volatile unsigned char	siop_socl;	/* rw: SCSI Output Control Latch */
-/*05*/	volatile unsigned char	siop_sodl;	/* rw: SCSI Output Data Latch */
-/*06*/	volatile unsigned char	siop_sxfer;	/* rw: SCSI Transfer reg */
-/*07*/	volatile unsigned char	siop_scid;	/* rw: SCSI Chip ID reg */
-/*08*/	volatile unsigned char	siop_sbcl;	/* ro: SCSI Bus Control Lines */
-/*09*/	volatile unsigned char	siop_sbdl;	/* ro: SCSI Bus Data Lines */
-/*0a*/	volatile unsigned char	siop_sidl;	/* ro: SCSI Input Data Latch */
-/*0b*/	volatile unsigned char	siop_sfbr;	/* ro: SCSI First Byte Received */
-/*0c*/	volatile unsigned char	siop_sstat2;	/* ro: SCSI status reg 2 */
-/*0d*/	volatile unsigned char	siop_sstat1;	/* ro: SCSI status reg 1 */
-/*0e*/	volatile unsigned char	siop_sstat0;	/* ro: SCSI status reg 0 */
-/*0f*/	volatile unsigned char	siop_dstat;	/* ro: DMA status */
-/*10*/	volatile unsigned long	siop_dsa;	/* rw: Data Structure Address */
-/*14*/	volatile unsigned char	siop_ctest3;	/* ro: Chip test register 3 */
-/*15*/	volatile unsigned char	siop_ctest2;	/* ro: Chip test register 2 */
-/*16*/	volatile unsigned char	siop_ctest1;	/* ro: Chip test register 1 */
-/*17*/	volatile unsigned char	siop_ctest0;	/* ro: Chip test register 0 */
-/*18*/	volatile unsigned char	siop_ctest7;	/* rw: Chip test register 7 */
-/*19*/	volatile unsigned char	siop_ctest6;	/* rw: Chip test register 6 */
-/*1a*/	volatile unsigned char	siop_ctest5;	/* rw: Chip test register 5 */
-/*1b*/	volatile unsigned char	siop_ctest4;	/* rw: Chip test register 4 */
-/*1c*/	volatile unsigned long	siop_temp;	/* rw: Temporary Stack reg */
-/*20*/	volatile unsigned char	siop_lcrc;	/* rw: LCRC value */
-/*21*/	volatile unsigned char	siop_ctest8;	/* rw: Chip test register 8 */
-/*22*/	volatile unsigned char	siop_istat;	/* rw: Interrupt Status reg */
-/*23*/	volatile unsigned char	siop_dfifo;	/* rw: DMA FIFO */
-/*24*/	volatile unsigned char	siop_dcmd;	/* rw: DMA Command Register */
-/*25*/	volatile unsigned char	siop_dbc2;	/* rw: DMA Byte Counter reg */
-/*26*/	volatile unsigned char	siop_dbc1;
-/*27*/	volatile unsigned char	siop_dbc0;
-/*28*/	volatile unsigned long	siop_dnad;	/* rw: DMA Next Address */
-/*2c*/	volatile unsigned long	siop_dsp;	/* rw: DMA SCRIPTS Pointer reg */
-/*30*/	volatile unsigned long	siop_dsps;	/* rw: DMA SCRIPTS Pointer Save reg */
-/*34*/	volatile unsigned long	siop_scratch;	/* rw: Scratch Register */
-/*38*/	volatile unsigned char	siop_dcntl;	/* rw: DMA Control reg */
-/*39*/	volatile unsigned char	siop_dwt;	/* rw: DMA Watchdog Timer */
-/*3a*/	volatile unsigned char	siop_dien;	/* rw: DMA Interrupt Enable */
-/*3b*/	volatile unsigned char	siop_dmode;	/* rw: DMA Mode reg */
-/*3c*/	volatile unsigned long	siop_adder;
-
-} siop_regmap_t;
-typedef volatile siop_regmap_t *siop_regmap_p;
-
-/*
- * Register defines
- */
-
-/* Scsi control register 0 (scntl0) */
-
-#define	SIOP_SCNTL0_ARB		0xc0	/* Arbitration mode */
-#	define	SIOP_ARB_SIMPLE	0x00
-#	define	SIOP_ARB_FULL	0xc0
-#define	SIOP_SCNTL0_START	0x20	/* Start Sequence */
-#define	SIOP_SCNTL0_WATN	0x10	/* (Select) With ATN */
-#define	SIOP_SCNTL0_EPC		0x08	/* Enable Parity Checking */
-#define	SIOP_SCNTL0_EPG		0x04	/* Enable Parity Generation */
-#define	SIOP_SCNTL0_AAP		0x02	/* Assert ATN on Parity Error */
-#define	SIOP_SCNTL0_TRG		0x01	/* Target Mode */
-
-/* Scsi control register 1 (scntl1) */
-
-#define	SIOP_SCNTL1_EXC		0x80	/* Extra Clock Cycle of data setup */
-#define	SIOP_SCNTL1_ADB		0x40	/* Assert Data Bus */
-#define	SIOP_SCNTL1_ESR		0x20	/* Enable Selection/Reselection */
-#define	SIOP_SCNTL1_CON		0x10	/* Connected */
-#define	SIOP_SCNTL1_RST		0x08	/* Assert RST */
-#define	SIOP_SCNTL1_AESP	0x04	/* Assert even SCSI parity */
-#define	SIOP_SCNTL1_RES0	0x02	/* Reserved */
-#define	SIOP_SCNTL1_RES1	0x01	/* Reserved */
-
-/* Scsi interrupt enable register (sien) */
-
-#define	SIOP_SIEN_M_A		0x80	/* Phase Mismatch or ATN active */
-#define	SIOP_SIEN_FCMP		0x40	/* Function Complete */
-#define	SIOP_SIEN_STO		0x20	/* (Re)Selection timeout */
-#define	SIOP_SIEN_SEL		0x10	/* (Re)Selected */
-#define	SIOP_SIEN_SGE		0x08	/* SCSI Gross Error */
-#define	SIOP_SIEN_UDC		0x04	/* Unexpected Disconnect */
-#define	SIOP_SIEN_RST		0x02	/* RST asserted */
-#define	SIOP_SIEN_PAR		0x01	/* Parity Error */
-
-/* Scsi chip ID (scid) */
-
-#define	SIOP_SCID_VALUE(i)	(1<<i)
-
-/* Scsi transfer register (sxfer) */
-
-#define	SIOP_SXFER_DHP		0x80	/* Disable Halt on Parity error/ ATN asserted */
-#define	SIOP_SXFER_TP		0x70	/* Synch Transfer Period */
-					/* see specs for formulas:
-						Period = TCP * (4 + XFERP )
-						TCP = 1 + CLK + 1..2;
-					 */
-#define	SIOP_SXFER_MO		0x0f	/* Synch Max Offset */
-#	define	SIOP_MAX_OFFSET	8
-
-/* Scsi output data latch register (sodl) */
-
-/* Scsi output control latch register (socl) */
-
-#define	SIOP_REQ		0x80	/* SCSI signal <x> asserted */
-#define	SIOP_ACK		0x40
-#define	SIOP_BSY		0x20
-#define	SIOP_SEL		0x10
-#define	SIOP_ATN		0x08
-#define	SIOP_MSG		0x04
-#define	SIOP_CD			0x02
-#define	SIOP_IO			0x01
-
-#define	SIOP_PHASE(socl)	SCSI_PHASE(socl)
-
-/* Scsi first byte received register (sfbr) */
-
-/* Scsi input data latch register (sidl) */
-
-/* Scsi bus data lines register (sbdl) */
-
-/* Scsi bus control lines register (sbcl).  Same as socl */
-
-/* DMA status register (dstat) */
-
-#define	SIOP_DSTAT_DFE		0x80	/* DMA FIFO empty */
-#define	SIOP_DSTAT_RES		0x40
-#define	SIOP_DSTAT_BF		0x20	/* Bus fault */
-#define	SIOP_DSTAT_ABRT		0x10	/* Aborted */
-#define	SIOP_DSTAT_SSI		0x08	/* SCRIPT Single Step */
-#define	SIOP_DSTAT_SIR		0x04	/* SCRIPT Interrupt Instruction */
-#define	SIOP_DSTAT_WTD		0x02	/* Watchdog Timeout Detected */
-#define	SIOP_DSTAT_IID		0x01	/* Invalid Instruction Detected */
-
-/* Scsi status register 0 (sstat0) */
-
-#define	SIOP_SSTAT0_M_A		0x80	/* Phase Mismatch or ATN active */
-#define	SIOP_SSTAT0_FCMP	0x40	/* Function Complete */
-#define	SIOP_SSTAT0_STO		0x20	/* (Re)Selection timeout */
-#define	SIOP_SSTAT0_SEL		0x10	/* (Re)Selected */
-#define	SIOP_SSTAT0_SGE		0x08	/* SCSI Gross Error */
-#define	SIOP_SSTAT0_UDC		0x04	/* Unexpected Disconnect */
-#define	SIOP_SSTAT0_RST		0x02	/* RST asserted */
-#define	SIOP_SSTAT0_PAR		0x01	/* Parity Error */
-
-/* Scsi status register 1 (sstat1) */
-
-#define	SIOP_SSTAT1_ILF		0x80	/* Input latch (sidl) full */
-#define	SIOP_SSTAT1_ORF		0x40	/* output reg (sodr) full */
-#define	SIOP_SSTAT1_OLF		0x20	/* output latch (sodl) full */
-#define	SIOP_SSTAT1_AIP		0x10	/* Arbitration in progress */
-#define	SIOP_SSTAT1_LOA		0x08	/* Lost arbitration */
-#define	SIOP_SSTAT1_WOA		0x04	/* Won arbitration */
-#define	SIOP_SSTAT1_RST		0x02	/* SCSI RST current value */
-#define	SIOP_SSTAT1_SDP		0x01	/* SCSI SDP current value */
-
-/* Scsi status register 2 (sstat2) */
-
-#define	SIOP_SSTAT2_FF		0xf0	/* SCSI FIFO flags (bytecount) */
-#	define SIOP_SCSI_FIFO_DEEP	8
-#define	SIOP_SSTAT2_SDP		0x08	/* Latched (on REQ) SCSI SDP */
-#define	SIOP_SSTAT2_MSG		0x04	/* Latched SCSI phase */
-#define	SIOP_SSTAT2_CD		0x02
-#define	SIOP_SSTAT2_IO		0x01
-
-/* Chip test register 0 (ctest0) */
-
-#define	SIOP_CTEST0_RES0	0x80
-#define	SIOP_CTEST0_BTD		0x40	/* Byte-to-byte Timer Disable */
-#define	SIOP_CTEST0_GRP		0x20	/* Generate Receive Parity for Passthrough */
-#define	SIOP_CTEST0_EAN		0x10	/* Enable Active Negation */
-#define	SIOP_CTEST0_HSC		0x08	/* Halt SCSI clock */
-#define	SIOP_CTEST0_ERF		0x04	/* Extend REQ/ACK Filtering */
-#define	SIOP_CTEST0_RES1	0x02
-#define	SIOP_CTEST0_DDIR	0x01	/* Xfer direction (1-> from SCSI bus) */
-
-/* Chip test register 1 (ctest1) */
-
-#define	SIOP_CTEST1_FMT		0xf0	/* Byte empty in DMA FIFO bottom (high->byte3) */
-#define	SIOP_CTEST1_FFL		0x0f	/* Byte full in DMA FIFO top, same */
-
-/* Chip test register 2 (ctest2) */
-
-#define	SIOP_CTEST2_RES		0x80
-#define	SIOP_CTEST2_SIGP	0x40	/* Signal process */
-#define	SIOP_CTEST2_SOFF	0x20	/* Synch Offset compare (1-> zero Init, max Tgt */
-#define	SIOP_CTEST2_SFP		0x10	/* SCSI FIFO Parity */
-#define	SIOP_CTEST2_DFP		0x08	/* DMA FIFO Parity */
-#define	SIOP_CTEST2_TEOP	0x04	/* True EOP (a-la 5380) */
-#define	SIOP_CTEST2_DREQ	0x02	/* DREQ status */
-#define	SIOP_CTEST2_DACK	0x01	/* DACK status */
-
-/* Chip test register 3 (ctest3) read-only, top of SCSI FIFO */
-
-/* Chip test register 4 (ctest4) */
-
-#define	SIOP_CTEST4_MUX		0x80	/* Host bus multiplex mode */
-#define	SIOP_CTEST4_ZMOD	0x40	/* High-impedance outputs */
-#define	SIOP_CTEST4_SZM		0x20	/* ditto, SCSI "outputs" */
-#define	SIOP_CTEST4_SLBE	0x10	/* SCSI loobpack enable */
-#define	SIOP_CTEST4_SFWR	0x08	/* SCSI FIFO write enable (from sodl) */
-#define	SIOP_CTEST4_FBL		0x07	/* DMA FIFO Byte Lane select (from ctest6)
-					   4->0, .. 7->3 */
-
-/* Chip test register 5 (ctest5) */
-
-#define	SIOP_CTEST5_ADCK	0x80	/* Clock Address Incrementor */
-#define	SIOP_CTEST5_BBCK	0x40	/* Clock Byte counter */
-#define	SIOP_CTEST5_ROFF	0x20	/* Reset SCSI offset */
-#define	SIOP_CTEST5_MASR	0x10	/* Master set/reset pulses (of bits 3-0) */
-#define	SIOP_CTEST5_DDIR	0x08	/* (re)set internal DMA direction */
-#define	SIOP_CTEST5_EOP		0x04	/* (re)set internal EOP */
-#define	SIOP_CTEST5_DREQ	0x02	/* (re)set internal REQ */
-#define	SIOP_CTEST5_DACK	0x01	/* (re)set internal ACK */
-
-/* Chip test register 6 (ctest6)  DMA FIFO access */
-
-/* Chip test register 7 (ctest7) */
-
-#define	SIOP_CTEST7_CDIS	0x80	/* Cache burst disable */
-#define	SIOP_CTEST7_SC1		0x40	/* Snoop control 1 */
-#define	SIOP_CTEST7_SC0		0x20	/* Snoop contorl 0 */
-#define SIOP_CTEST7_INHIBIT	(0 << 5)
-#define SIOP_CTEST7_SNOOP	(1 << 5)
-#define SIOP_CTEST7_INVAL	(2 << 5)
-#define SIOP_CTEST7_RESV	(3 << 5)
-#define	SIOP_CTEST7_STD		0x10	/* Selection timeout disable */
-#define	SIOP_CTEST7_DFP		0x08	/* DMA FIFO parity bit */
-#define	SIOP_CTEST7_EVP		0x04	/* Even parity (to host bus) */
-#define	SIOP_CTEST7_TT1		0x02	/* Transfer type bit */
-#define	SIOP_CTEST7_DIFF	0x01	/* Differential mode */
-
-/* DMA FIFO register (dfifo) */
-
-#define	SIOP_DFIFO_RES		0x80
-#define	SIOP_DFIFO_BO		0x7f	/* FIFO byte offset counter */
-
-/* Interrupt status register (istat) */
-
-#define	SIOP_ISTAT_ABRT		0x80	/* Abort operation */
-#define	SIOP_ISTAT_RST		0x40	/* Software reset */
-#define	SIOP_ISTAT_SIGP		0x20	/* Signal process */
-#define	SIOP_ISTAT_RES		0x10
-#define	SIOP_ISTAT_CON		0x08	/* Connected */
-#define	SIOP_ISTAT_RES1		0x04
-#define	SIOP_ISTAT_SIP		0x02	/* SCSI Interrupt pending */
-#define	SIOP_ISTAT_DIP		0x01	/* DMA Interrupt pending */
-
-/* Chip test register 8 (ctest8)
-
-#define	SIOP_CTEST8_V		0xf0	/* Chip revision level */
-#define	SIOP_CTEST8_FLF		0x08	/* Flush DMA FIFO */
-#define	SIOP_CTEST8_CLF		0x04	/* Clear DMA and SCSI FIFOs */
-#define	SIOP_CTEST8_FM		0x02	/* Fetch pin mode */
-#define	SIOP_CTEST8_SM		0x01	/* Snoop pins mode */
-
-/* DMA Mode register (dmode) */
-
-#define	SIOP_DMODE_BL_MASK	0xc0	/* 0->1 1->2 2->4 3->8 */
-#define	SIOP_DMODE_FC		0x30	/* Function code */
-#define	SIOP_DMODE_PD		0x08	/* Program/data */
-#define	SIOP_DMODE_FAM		0x04	/* Fixed address mode */
-#define	SIOP_DMODE_U0		0x02	/* User programmable transfer type */
-#define	SIOP_DMODE_MAN		0x01	/* Manual start mode */
-
-/* DMA interrupt enable register (dien) */
-
-#define	SIOP_DIEN_RES		0xc0
-#define	SIOP_DIEN_BF		0x20	/* On Bus Fault */
-#define	SIOP_DIEN_ABRT		0x10	/* On Abort */
-#define	SIOP_DIEN_SSI		0x08	/* On SCRIPTS sstep */
-#define	SIOP_DIEN_SIR		0x04	/* On SCRIPTS intr instruction */
-#define	SIOP_DIEN_WTD		0x02	/* On watchdog timeout */
-#define	SIOP_DIEN_IID		0x01	/* On illegal instruction detected */
-
-/* DMA control register (dcntl) */
-
-#define	SIOP_DCNTL_CF_MASK	0xc0	/* Clock frequency dividers:
-						0 --> 37.51..50.00 Mhz, div=2
-						1 --> 25.01..37.50 Mhz, div=1.5
-						2 --> 16.67..25.00 Mhz, div=1
-						3 --> 50.01..66.67 Mhz, div=3
-					 */
-#define	SIOP_DCNTL_EA		0x20	/* Enable ack */
-#define	SIOP_DCNTL_SSM		0x10	/* Single step mode */
-#define	SIOP_DCNTL_LLM		0x08	/* Enable SCSI Low-level mode */
-#define	SIOP_DCNTL_STD		0x04	/* Start DMA operation */
-#define	SIOP_DCNTL_FA		0x02	/* Fast arbitration */
-#define	SIOP_DCNTL_COM		0x01	/* 53C700 compatibility */
diff --git a/sys/arch/mvme88k/dev/siop.c b/sys/arch/mvme88k/dev/ssh.c
index 7b3c06174c1..f029e67f2a2 100644
--- a/sys/arch/mvme88k/dev/siop.c
+++ b/sys/arch/mvme88k/dev/ssh.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: siop.c,v 1.5 2001/02/01 03:38:15 smurph Exp $ */
+/*	$OpenBSD: ssh.c,v 1.1 2001/03/07 01:57:56 miod Exp $	*/
 
 /*
  * Copyright (c) 1994 Michael L. Hitch
@@ -36,7 +36,7 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- *	@(#)siop.c	7.5 (Berkeley) 5/4/91
+ *	@(#)ssh.c	7.5 (Berkeley) 5/4/91
  */
 
 /*
@@ -54,11 +54,11 @@
 #include <scsi/scsiconf.h>
 #include <machine/autoconf.h>
 #if defined(MVME187)
-#include <mvme88k/dev/siopreg.h>
-#include <mvme88k/dev/siopvar.h>
+#include <mvme88k/dev/sshreg.h>
+#include <mvme88k/dev/sshvar.h>
 #else
-#include <mvme68k/dev/siopreg.h>
-#include <mvme68k/dev/siopvar.h>
+#include <mvme68k/dev/sshreg.h>
+#include <mvme68k/dev/sshvar.h>
 #endif /* MVME187 */
 
 #if defined(MVME187)
@@ -76,42 +76,42 @@ extern u_int	kvtop();
 #define	SCSI_DATA_WAIT	500000	/* wait per data in/out step */
 #define	SCSI_INIT_WAIT	500000	/* wait per step (both) during init */
 
-void siop_select __P((struct siop_softc *));
-void siopabort __P((struct siop_softc *, siop_regmap_p, char *));
-void sioperror __P((struct siop_softc *, siop_regmap_p, u_char));
-void siopstart __P((struct siop_softc *));
-int  siop_checkintr __P((struct siop_softc *, u_char, u_char, u_char, int *));
-void siopreset __P((struct siop_softc *));
-void siopsetdelay __P((int));
-void siop_scsidone __P((struct siop_acb *, int));
-void siop_sched __P((struct siop_softc *));
-int  siop_poll __P((struct siop_softc *, struct siop_acb *));
-int  siopintr __P((struct siop_softc *));
-void scsi_period_to_siop __P((struct siop_softc *, int));
-void siop_start __P((struct siop_softc *, int, int, u_char *, int, u_char *, int)); 
-void siop_dump_acb __P((struct siop_acb *));
+void ssh_select __P((struct ssh_softc *));
+void sshabort __P((struct ssh_softc *, ssh_regmap_p, char *));
+void ssherror __P((struct ssh_softc *, ssh_regmap_p, u_char));
+void sshstart __P((struct ssh_softc *));
+int  ssh_checkintr __P((struct ssh_softc *, u_char, u_char, u_char, int *));
+void sshreset __P((struct ssh_softc *));
+void sshsetdelay __P((int));
+void ssh_scsidone __P((struct ssh_acb *, int));
+void ssh_sched __P((struct ssh_softc *));
+int  ssh_poll __P((struct ssh_softc *, struct ssh_acb *));
+int  sshintr __P((struct ssh_softc *));
+void scsi_period_to_ssh __P((struct ssh_softc *, int));
+void ssh_start __P((struct ssh_softc *, int, int, u_char *, int, u_char *, int)); 
+void ssh_dump_acb __P((struct ssh_acb *));
 
 /* 53C710 script */
 const
 #if defined(MVME187)
-#include <mvme88k/dev/siop_script.out>
+#include <mvme88k/dev/ssh_script.out>
 #else
-#include <mvme68k/dev/siop_script.out>
+#include <mvme68k/dev/ssh_script.out>
 #endif /* MVME187 */
 
 u_long scsi_nosync = 0;
 int shift_nosync;
 
 /* default to not inhibit sync negotiation on any drive */
-u_char siop_inhibit_sync[8] = { 0, 0, 0, 0, 0, 0, 0 }; /* initialize, so patchable */
-u_char siop_allow_disc[8] = {3, 3, 3, 3, 3, 3, 3, 3};
-int siop_no_dma = 0;
+u_char ssh_inhibit_sync[8] = { 0, 0, 0, 0, 0, 0, 0 }; /* initialize, so patchable */
+u_char ssh_allow_disc[8] = {3, 3, 3, 3, 3, 3, 3, 3};
+int ssh_no_dma = 0;
 
-int siop_reset_delay = 250;	/* delay after reset, in milleseconds */
+int ssh_reset_delay = 250;	/* delay after reset, in milleseconds */
 
-int siop_cmd_wait = SCSI_CMD_WAIT;
-int siop_data_wait = SCSI_DATA_WAIT;
-int siop_init_wait = SCSI_INIT_WAIT;
+int ssh_cmd_wait = SCSI_CMD_WAIT;
+int ssh_data_wait = SCSI_DATA_WAIT;
+int ssh_init_wait = SCSI_INIT_WAIT;
 
 extern struct pmap	kernel_pmap_store;
 #define	pmap_kernel()		(&kernel_pmap_store)
@@ -122,7 +122,7 @@ extern struct pmap	kernel_pmap_store;
  */
 static struct {
 	unsigned char p;	/* period from sync request message */
-	unsigned char r;	/* siop_period << 4 | sbcl */
+	unsigned char r;	/* ssh_period << 4 | sbcl */
 } sync_tab[] = {
 	{ 60/4, 0<<4 | 1},
 	{ 76/4, 1<<4 | 1},
@@ -155,33 +155,33 @@ static struct {
 /*
  *	0x01 - full debug
  *	0x02 - DMA chaining
- *	0x04 - siopintr
+ *	0x04 - sshintr
  *	0x08 - phase mismatch
  *	0x10 - <not used>
  *	0x20 - panic on unhandled exceptions
  *	0x100 - disconnect/reselect
  */
-int	siop_debug = 0;
-int	siopsync_debug = 0;
-int	siopdma_hits = 0;
-int	siopdma_misses = 0;
-int	siopchain_ints = 0;
-int	siopstarts = 0;
-int	siopints = 0;
-int	siopphmm = 0;
-#define SIOP_TRACE_SIZE	128
-#define SIOP_TRACE(a,b,c,d) \
-	siop_trbuf[siop_trix] = (a); \
-	siop_trbuf[siop_trix+1] = (b); \
-	siop_trbuf[siop_trix+2] = (c); \
-	siop_trbuf[siop_trix+3] = (d); \
-	siop_trix = (siop_trix + 4) & (SIOP_TRACE_SIZE - 1);
-u_char	siop_trbuf[SIOP_TRACE_SIZE];
-int	siop_trix;
-void siop_dump __P((struct siop_softc *));
-void siop_dump_trace __P((void));
+int	ssh_debug = 0;
+int	sshsync_debug = 0;
+int	sshdma_hits = 0;
+int	sshdma_misses = 0;
+int	sshchain_ints = 0;
+int	sshstarts = 0;
+int	sshints = 0;
+int	sshphmm = 0;
+#define SSH_TRACE_SIZE	128
+#define SSH_TRACE(a,b,c,d) \
+	ssh_trbuf[ssh_trix] = (a); \
+	ssh_trbuf[ssh_trix+1] = (b); \
+	ssh_trbuf[ssh_trix+2] = (c); \
+	ssh_trbuf[ssh_trix+3] = (d); \
+	ssh_trix = (ssh_trix + 4) & (SSH_TRACE_SIZE - 1);
+u_char	ssh_trbuf[SSH_TRACE_SIZE];
+int	ssh_trix;
+void ssh_dump __P((struct ssh_softc *));
+void ssh_dump_trace __P((void));
 #else
-#define SIOP_TRACE(a,b,c,d)
+#define SSH_TRACE(a,b,c,d)
 #endif
 
 int kludge_city = 1;
@@ -200,10 +200,10 @@ wdummy(void)
 }
 
 /*
- * default minphys routine for siop based controllers
+ * default minphys routine for ssh based controllers
  */
 void
-siop_minphys(bp)
+ssh_minphys(bp)
 	struct buf *bp;
 {
 
@@ -214,15 +214,15 @@ siop_minphys(bp)
 }
 
 /*
- * used by specific siop controller
+ * used by specific ssh controller
  *
  */
 int
-siop_scsicmd(xs)
+ssh_scsicmd(xs)
 	struct scsi_xfer *xs;
 {
-	struct siop_acb *acb;
-	struct siop_softc *sc;
+	struct ssh_acb *acb;
+	struct ssh_softc *sc;
 	struct scsi_link *slp;
 	int flags, s, i;
 
@@ -233,12 +233,12 @@ siop_scsicmd(xs)
 	
 	/* XXXX ?? */
 	if (flags & SCSI_DATA_UIO)
-		panic("siop: scsi data uio requested");
+		panic("ssh: scsi data uio requested");
 
 	/* XXXX ?? */
 	if (sc->sc_nexus && flags & SCSI_POLL)
-/*		panic("siop_scsicmd: busy");*/
-		printf("siop_scsicmd: busy\n");
+/*		panic("ssh_scsicmd: busy");*/
+		printf("ssh_scsicmd: busy\n");
 
 	s = splbio();
 	acb = sc->free_list.tqh_first;
@@ -264,7 +264,7 @@ siop_scsicmd(xs)
 	 * Since the 187 doesn't support cache snooping, we have
 	 * to flush the cache for a write and flush with inval for
 	 * a read, prior to starting the IO.
-	 * We should move this siop_sched() XXX
+	 * We should move this ssh_sched() XXX
 	 */
 	if (xs->flags & SCSI_DATA_IN) { /* read */
 		dma_cachectl((vm_offset_t)xs->data, xs->datalen,
@@ -278,21 +278,21 @@ siop_scsicmd(xs)
 	TAILQ_INSERT_TAIL(&sc->ready_list, acb, chain);
 
 	if (sc->sc_nexus == NULL)
-		siop_sched(sc);
+		ssh_sched(sc);
 
 	splx(s);
 
-	if (flags & SCSI_POLL || siop_no_dma)
-		return(siop_poll(sc, acb));
+	if (flags & SCSI_POLL || ssh_no_dma)
+		return(ssh_poll(sc, acb));
 	return(SUCCESSFULLY_QUEUED);
 }
 
 int
-siop_poll(sc, acb)
-	struct siop_softc *sc;
-	struct siop_acb *acb;
+ssh_poll(sc, acb)
+	struct ssh_softc *sc;
+	struct ssh_acb *acb;
 {
-	siop_regmap_p rp = sc->sc_siopp;
+	ssh_regmap_p rp = sc->sc_sshp;
 	struct scsi_xfer *xs = acb->xs;
 	int i;
 	int status;
@@ -305,44 +305,44 @@ siop_poll(sc, acb)
 	s = splbio();
 	to = xs->timeout / 1000;
 	if (sc->nexus_list.tqh_first)
-		printf("%s: siop_poll called with disconnected device\n",
+		printf("%s: ssh_poll called with disconnected device\n",
 		    sc->sc_dev.dv_xname);
 	for (;;) {
 		/* use cmd_wait values? */
 		i = 50000;
 		spl0();
-		while (((istat = rp->siop_istat) &
-		    (SIOP_ISTAT_SIP | SIOP_ISTAT_DIP)) == 0) {
+		while (((istat = rp->ssh_istat) &
+		    (SSH_ISTAT_SIP | SSH_ISTAT_DIP)) == 0) {
 			if (--i <= 0) {
 #ifdef DEBUG
 				printf ("waiting: tgt %d cmd %02x sbcl %02x dsp %x (+%x) dcmd %x ds %x timeout %d\n",
 				    xs->sc_link->target, acb->cmd.opcode,
-				    rp->siop_sbcl, rp->siop_dsp,
-				    rp->siop_dsp - sc->sc_scriptspa,
-				    *((long *)&rp->siop_dcmd), &acb->ds, acb->xs->timeout);
+				    rp->ssh_sbcl, rp->ssh_dsp,
+				    rp->ssh_dsp - sc->sc_scriptspa,
+				    *((long *)&rp->ssh_dcmd), &acb->ds, acb->xs->timeout);
 #endif
 				i = 50000;
 				--to;
 				if (to <= 0) {
-					siopreset(sc);
+					sshreset(sc);
 					return(COMPLETE);
 				}
 			}
 			delay(10);
 		}
-		sstat0 = rp->siop_sstat0;
+		sstat0 = rp->ssh_sstat0;
 		delay(10);
-		dstat = rp->siop_dstat;
-		if (siop_checkintr(sc, istat, dstat, sstat0, &status)) {
+		dstat = rp->ssh_dstat;
+		if (ssh_checkintr(sc, istat, dstat, sstat0, &status)) {
 			if (acb != sc->sc_nexus)
-				printf("%s: siop_poll disconnected device completed\n",
+				printf("%s: ssh_poll disconnected device completed\n",
 				    sc->sc_dev.dv_xname);
-			else if ((sc->sc_flags & SIOP_INTDEFER) == 0) {
-				sc->sc_flags &= ~SIOP_INTSOFF;
-				rp->siop_sien = sc->sc_sien;
-				rp->siop_dien = sc->sc_dien;
+			else if ((sc->sc_flags & SSH_INTDEFER) == 0) {
+				sc->sc_flags &= ~SSH_INTSOFF;
+				rp->ssh_sien = sc->sc_sien;
+				rp->ssh_dien = sc->sc_dien;
 			}
-			siop_scsidone(sc->sc_nexus, status);
+			ssh_scsidone(sc->sc_nexus, status);
 		}
 		if (xs->flags & ITSDONE)
 			break;
@@ -355,16 +355,16 @@ siop_poll(sc, acb)
  * start next command that's ready
  */
 void
-siop_sched(sc)
-	struct siop_softc *sc;
+ssh_sched(sc)
+	struct ssh_softc *sc;
 {
 	struct scsi_link *slp;
-	struct siop_acb *acb;
+	struct ssh_acb *acb;
 	int stat, i;
 
 #ifdef DEBUG
 	if (sc->sc_nexus) {
-		printf("%s: siop_sched- nexus %x/%d ready %x/%d\n",
+		printf("%s: ssh_sched- nexus %x/%d ready %x/%d\n",
 		    sc->sc_dev.dv_xname, sc->sc_nexus,
 		    sc->sc_nexus->xs->sc_link->target,
 		    sc->ready_list.tqh_first,
@@ -376,7 +376,7 @@ siop_sched(sc)
 		slp = acb->xs->sc_link;
 		i = slp->target;
 		if(!(sc->sc_tinfo[i].lubusy & (1 << slp->lun))) {
-			struct siop_tinfo *ti = &sc->sc_tinfo[i];
+			struct ssh_tinfo *ti = &sc->sc_tinfo[i];
 
 			TAILQ_REMOVE(&sc->ready_list, acb, chain);
 			sc->sc_nexus = acb;
@@ -389,35 +389,35 @@ siop_sched(sc)
 
 	if (acb == NULL) {
 #ifdef DEBUGXXX
-		printf("%s: siop_sched didn't find ready command\n",
+		printf("%s: ssh_sched didn't find ready command\n",
 		    sc->sc_dev.dv_xname);
 #endif
 		return;
 	}
 
 	if (acb->xs->flags & SCSI_RESET)
-		siopreset(sc);
+		sshreset(sc);
 
 #if 0
 	acb->cmd.bytes[0] |= slp->lun << 5;	/* XXXX */
 #endif
 	++sc->sc_active;
-	siop_select(sc);
+	ssh_select(sc);
 }
 
 void
-siop_scsidone(acb, stat)
-	struct siop_acb *acb;
+ssh_scsidone(acb, stat)
+	struct ssh_acb *acb;
 	int stat;
 {
 	struct scsi_xfer *xs = acb->xs;
 	struct scsi_link *slp = xs->sc_link;
-	struct siop_softc *sc = slp->adapter_softc;
+	struct ssh_softc *sc = slp->adapter_softc;
 	int s, dosched = 0;
 
 	if (acb == NULL || (xs = acb->xs) == NULL) {
 #ifdef DIAGNOSTIC
-		printf("siop_scsidone: NULL acb or scsi_xfer\n");
+		printf("ssh_scsidone: NULL acb or scsi_xfer\n");
 #if defined(DEBUG) && defined(DDB)
 		Debugger();
 #endif
@@ -449,9 +449,9 @@ siop_scsidone(acb, stat)
 			sc->sc_tinfo[slp->target].senses++;
 			if (sc->sc_nexus == acb) {
 				sc->sc_nexus = NULL;
-				siop_sched(sc);
+				ssh_sched(sc);
 			}
-			SIOP_TRACE('d','s',0,0)
+			SSH_TRACE('d','s',0,0)
 			return;
 		}
 	}
@@ -480,12 +480,12 @@ siop_scsidone(acb, stat)
 		if (sc->ready_list.tqh_first)
 			dosched = 1;	/* start next command */
 		--sc->sc_active;
-		SIOP_TRACE('d','a',stat,0)
+		SSH_TRACE('d','a',stat,0)
 	} else if (sc->ready_list.tqh_last == &acb->chain.tqe_next) {
 		TAILQ_REMOVE(&sc->ready_list, acb, chain);
-		SIOP_TRACE('d','r',stat,0)
+		SSH_TRACE('d','r',stat,0)
 	} else {
-		register struct siop_acb *acb2;
+		register struct ssh_acb *acb2;
 		for (acb2 = sc->nexus_list.tqh_first; acb2;
 		    acb2 = acb2->chain.tqe_next)
 			if (acb2 == acb) {
@@ -507,7 +507,7 @@ siop_scsidone(acb, stat)
 /*			Debugger(); */
 #endif
 		}
-		SIOP_TRACE('d','n',stat,0);
+		SSH_TRACE('d','n',stat,0);
 	}
 	/* Put it on the free list. */
 	acb->flags = ACB_FREE;
@@ -518,20 +518,20 @@ siop_scsidone(acb, stat)
 	scsi_done(xs);
 
 	if (dosched && sc->sc_nexus == NULL)
-		siop_sched(sc);
+		ssh_sched(sc);
 }
 
 void
-siopabort(sc, rp, where)
-	register struct siop_softc *sc;
-	siop_regmap_p rp;
+sshabort(sc, rp, where)
+	register struct ssh_softc *sc;
+	ssh_regmap_p rp;
 	char *where;
 {
 	int i;
 
 	printf ("%s: abort %s: dstat %02x, sstat0 %02x sbcl %02x\n",
 	    sc->sc_dev.dv_xname,
-	    where, rp->siop_dstat, rp->siop_sstat0, rp->siop_sbcl);
+	    where, rp->ssh_dstat, rp->ssh_sstat0, rp->ssh_sbcl);
 
 	if (sc->sc_active > 0) {
 #ifdef TODO
@@ -565,7 +565,7 @@ siopabort(sc, rp, where)
 		for (i = 0; i < 2; ++i) {
 			if (sc->sc_iob[i].sc_xs && &sc->sc_iob[i] !=
 			    sc->sc_cur) {
-				printf ("siopabort: cleanup!\n");
+				printf ("sshabort: cleanup!\n");
 				sc->sc_iob[i].sc_xs = NULL;
 			}
 		}
@@ -575,8 +575,8 @@ siopabort(sc, rp, where)
 }
 
 void
-siopinitialize(sc)
-	struct siop_softc *sc;
+sshinitialize(sc)
+	struct ssh_softc *sc;
 {
 	/*
 	 * Need to check that scripts is on a long word boundary
@@ -589,10 +589,10 @@ siopinitialize(sc)
 	 * malloc sc_acb to ensure that DS is on a long word boundary.
 	 */
 
-	MALLOC(sc->sc_acb, struct siop_acb *, 
-		sizeof(struct siop_acb) * SIOP_NACB, M_DEVBUF, M_NOWAIT);
+	MALLOC(sc->sc_acb, struct ssh_acb *, 
+		sizeof(struct ssh_acb) * SSH_NACB, M_DEVBUF, M_NOWAIT);
 	if (sc->sc_acb == NULL) 
-		panic("siopinitialize: ACB malloc failed!");
+		panic("sshinitialize: ACB malloc failed!");
 
 	sc->sc_tcp[1] = 1000 / sc->sc_clock_freq;
 	sc->sc_tcp[2] = 1500 / sc->sc_clock_freq;
@@ -611,22 +611,22 @@ siopinitialize(sc)
 		sc->sc_tcp[0] = 3000 / sc->sc_clock_freq;
 #endif
 
-	siopreset (sc);
+	sshreset (sc);
 }
 
 void
-siopreset(sc)
-	struct siop_softc *sc;
+sshreset(sc)
+	struct ssh_softc *sc;
 {
-	siop_regmap_p rp;
+	ssh_regmap_p rp;
 	u_int i, s;
 	u_char  dummy;
-	struct siop_acb *acb;
+	struct ssh_acb *acb;
 
-	rp = sc->sc_siopp;
+	rp = sc->sc_sshp;
 
-	if (sc->sc_flags & SIOP_ALIVE)
-		siopabort(sc, rp, "reset");
+	if (sc->sc_flags & SSH_ALIVE)
+		sshabort(sc, rp, "reset");
 
 	s = splbio();
 
@@ -634,55 +634,55 @@ siopreset(sc)
 	 * Reset the chip
 	 * XXX - is this really needed?
 	 */
-	rp->siop_istat |= SIOP_ISTAT_ABRT;	/* abort current script */
-	rp->siop_istat |= SIOP_ISTAT_RST;		/* reset chip */
-	rp->siop_istat &= ~SIOP_ISTAT_RST;
+	rp->ssh_istat |= SSH_ISTAT_ABRT;	/* abort current script */
+	rp->ssh_istat |= SSH_ISTAT_RST;		/* reset chip */
+	rp->ssh_istat &= ~SSH_ISTAT_RST;
 	/*
 	 * Reset SCSI bus (do we really want this?)
 	 */
-	rp->siop_sien = 0;
-	rp->siop_scntl1 |= SIOP_SCNTL1_RST;
+	rp->ssh_sien = 0;
+	rp->ssh_scntl1 |= SSH_SCNTL1_RST;
 	delay(25);
-	rp->siop_scntl1 &= ~SIOP_SCNTL1_RST;
+	rp->ssh_scntl1 &= ~SSH_SCNTL1_RST;
 
 	/*
 	 * Set up various chip parameters
 	 */
-	rp->siop_scntl0 = SIOP_ARB_FULL | SIOP_SCNTL0_EPC | SIOP_SCNTL0_EPG;
-	rp->siop_scntl1 = SIOP_SCNTL1_ESR;
-	rp->siop_dcntl = sc->sc_dcntl;
-	rp->siop_dmode = 0x80;	/* burst length = 4 */
-	rp->siop_sien = 0x00;	/* don't enable interrupts yet */
-	rp->siop_dien = 0x00;	/* don't enable interrupts yet */
-	rp->siop_scid = 1 << sc->sc_link.adapter_target;
-	rp->siop_dwt = 0x00;
-	rp->siop_ctest0 |= SIOP_CTEST0_BTD | SIOP_CTEST0_EAN;
-	rp->siop_ctest7 = sc->sc_ctest7;
+	rp->ssh_scntl0 = SSH_ARB_FULL | SSH_SCNTL0_EPC | SSH_SCNTL0_EPG;
+	rp->ssh_scntl1 = SSH_SCNTL1_ESR;
+	rp->ssh_dcntl = sc->sc_dcntl;
+	rp->ssh_dmode = 0x80;	/* burst length = 4 */
+	rp->ssh_sien = 0x00;	/* don't enable interrupts yet */
+	rp->ssh_dien = 0x00;	/* don't enable interrupts yet */
+	rp->ssh_scid = 1 << sc->sc_link.adapter_target;
+	rp->ssh_dwt = 0x00;
+	rp->ssh_ctest0 |= SSH_CTEST0_BTD | SSH_CTEST0_EAN;
+	rp->ssh_ctest7 = sc->sc_ctest7;
 
 	/* will need to re-negotiate sync xfers */
 	bzero(&sc->sc_sync, sizeof (sc->sc_sync));
 
-	i = rp->siop_istat;
-	if (i & SIOP_ISTAT_SIP)
-		dummy = rp->siop_sstat0;
+	i = rp->ssh_istat;
+	if (i & SSH_ISTAT_SIP)
+		dummy = rp->ssh_sstat0;
 	delay(1);
-	if (i & SIOP_ISTAT_DIP)
-		dummy = rp->siop_dstat;
+	if (i & SSH_ISTAT_DIP)
+		dummy = rp->ssh_dstat;
 
 	splx (s);
 
-	delay (siop_reset_delay * 1000);
-	printf(": version %d target %d\n", rp->siop_ctest8 >> 4,
+	delay (ssh_reset_delay * 1000);
+	printf(": version %d target %d\n", rp->ssh_ctest8 >> 4,
 	    sc->sc_link.adapter_target);
 
-	if ((sc->sc_flags & SIOP_ALIVE) == 0) {
+	if ((sc->sc_flags & SSH_ALIVE) == 0) {
 		TAILQ_INIT(&sc->ready_list);
 		TAILQ_INIT(&sc->nexus_list);
 		TAILQ_INIT(&sc->free_list);
 		sc->sc_nexus = NULL;
 		acb = sc->sc_acb;
-		bzero(acb, sizeof(struct siop_acb) * SIOP_NACB);
-		for (i = 0; i < SIOP_NACB; i++) {
+		bzero(acb, sizeof(struct ssh_acb) * SSH_NACB);
+		for (i = 0; i < SSH_NACB; i++) {
 
 			pmap_cache_ctrl(pmap_kernel(),
 				M88K_TRUNC_PAGE((vm_offset_t)acb),
@@ -696,24 +696,24 @@ siopreset(sc)
 	} else {
 		if (sc->sc_nexus != NULL) {
 			sc->sc_nexus->xs->error = XS_DRIVER_STUFFUP;
-			siop_scsidone(sc->sc_nexus, sc->sc_nexus->stat[0]);
+			ssh_scsidone(sc->sc_nexus, sc->sc_nexus->stat[0]);
 		}
 		while (acb = sc->nexus_list.tqh_first) {
 			acb->xs->error = XS_DRIVER_STUFFUP;
-			siop_scsidone(acb, acb->stat[0]);
+			ssh_scsidone(acb, acb->stat[0]);
 		}
 	}
 
-	sc->sc_flags |= SIOP_ALIVE;
-	sc->sc_flags &= ~(SIOP_INTDEFER|SIOP_INTSOFF);
+	sc->sc_flags |= SSH_ALIVE;
+	sc->sc_flags &= ~(SSH_INTDEFER|SSH_INTSOFF);
 	/* enable SCSI and DMA interrupts */
 	/* XXX turn on SEL interrupt? nivas */
-	sc->sc_sien = SIOP_SIEN_M_A | SIOP_SIEN_STO | /*SIOP_SIEN_SEL |*/ SIOP_SIEN_SGE |
-	    SIOP_SIEN_UDC | SIOP_SIEN_RST | SIOP_SIEN_PAR;
-	sc->sc_dien = SIOP_DIEN_BF | SIOP_DIEN_ABRT | SIOP_DIEN_SIR |
-	    /*SIOP_DIEN_WTD |*/ SIOP_DIEN_IID;
-	rp->siop_sien = sc->sc_sien;
-	rp->siop_dien = sc->sc_dien;
+	sc->sc_sien = SSH_SIEN_M_A | SSH_SIEN_STO | /*SSH_SIEN_SEL |*/ SSH_SIEN_SGE |
+	    SSH_SIEN_UDC | SSH_SIEN_RST | SSH_SIEN_PAR;
+	sc->sc_dien = SSH_DIEN_BF | SSH_DIEN_ABRT | SSH_DIEN_SIR |
+	    /*SSH_DIEN_WTD |*/ SSH_DIEN_IID;
+	rp->ssh_sien = sc->sc_sien;
+	rp->ssh_dien = sc->sc_dien;
 }
 
 /*
@@ -721,8 +721,8 @@ siopreset(sc)
  */
 
 void
-siop_start (sc, target, lun, cbuf, clen, buf, len)
-	struct siop_softc *sc;
+ssh_start (sc, target, lun, cbuf, clen, buf, len)
+	struct ssh_softc *sc;
 	int target;
 	int lun;
 	u_char *cbuf;
@@ -730,28 +730,28 @@ siop_start (sc, target, lun, cbuf, clen, buf, len)
 	u_char *buf;
 	int len;
 {
-	siop_regmap_p rp = sc->sc_siopp;
+	ssh_regmap_p rp = sc->sc_sshp;
 	int i;
 	int nchain;
 	int count, tcount;
 	char *addr, *dmaend;
-	struct siop_acb *acb = sc->sc_nexus;
+	struct ssh_acb *acb = sc->sc_nexus;
 
 #ifdef DEBUG
-	if (siop_debug & 0x100 && rp->siop_sbcl & SIOP_BSY) {
-		printf ("ACK! siop was busy: rp %x script %x dsa %x active %d\n",
+	if (ssh_debug & 0x100 && rp->ssh_sbcl & SSH_BSY) {
+		printf ("ACK! ssh was busy: rp %x script %x dsa %x active %d\n",
 		    rp, &scripts, &acb->ds, sc->sc_active);
 		printf ("istat %02x sfbr %02x lcrc %02x sien %02x dien %02x\n",
-		    rp->siop_istat, rp->siop_sfbr, rp->siop_lcrc,
-		    rp->siop_sien, rp->siop_dien);
+		    rp->ssh_istat, rp->ssh_sfbr, rp->ssh_lcrc,
+		    rp->ssh_sien, rp->ssh_dien);
 #ifdef DDB
 		/*Debugger();*/
 #endif
 	}
 #endif
 	acb->msgout[0] = MSG_IDENTIFY | lun;
-	if (siop_allow_disc[target] & 2 ||
-	    (siop_allow_disc[target] && len == 0))
+	if (ssh_allow_disc[target] & 2 ||
+	    (ssh_allow_disc[target] && len == 0))
 		acb->msgout[0] = MSG_IDENTIFY_DR | lun;
 	acb->status = 0;
 	acb->stat[0] = -1;
@@ -775,12 +775,12 @@ siop_start (sc, target, lun, cbuf, clen, buf, len)
 	bzero(&acb->ds.chain, sizeof (acb->ds.chain));
 
 	if (sc->sc_sync[target].state == SYNC_START) {
-		if (siop_inhibit_sync[target]) {
+		if (ssh_inhibit_sync[target]) {
 			sc->sc_sync[target].state = SYNC_DONE;
 			sc->sc_sync[target].sbcl = 0;
 			sc->sc_sync[target].sxfer = 0;
 #ifdef DEBUG
-			if (siopsync_debug)
+			if (sshsync_debug)
 				printf ("Forcing target %d asynchronous\n", target);
 #endif
 		}
@@ -794,11 +794,11 @@ siop_start (sc, target, lun, cbuf, clen, buf, len)
 #else
 			acb->msgout[4] = sc->sc_minsync;
 #endif
-			acb->msgout[5] = SIOP_MAX_OFFSET;
+			acb->msgout[5] = SSH_MAX_OFFSET;
 			acb->ds.idlen = 6;
 			sc->sc_sync[target].state = SYNC_SENT;
 #ifdef DEBUG
-			if (siopsync_debug)
+			if (sshsync_debug)
 				printf ("Sending sync request to target %d\n", target);
 #endif
 		}
@@ -826,7 +826,7 @@ siop_start (sc, target, lun, cbuf, clen, buf, len)
 			acb->ds.chain[nchain].datalen = 0;
 			acb->ds.chain[--nchain].datalen += tcount;
 #ifdef DEBUG
-			++siopdma_hits;
+			++sshdma_hits;
 #endif
 		}
 		else {
@@ -835,13 +835,13 @@ siop_start (sc, target, lun, cbuf, clen, buf, len)
 			acb->ds.chain[nchain].datalen = tcount;
 #ifdef DEBUG
 			if (nchain)	/* Don't count miss on first one */
-				++siopdma_misses;
+				++sshdma_misses;
 #endif
 		}
 		++nchain;
 	}
 #ifdef DEBUG
-	if (nchain != 1 && len != 0 && siop_debug & 3) {
+	if (nchain != 1 && len != 0 && ssh_debug & 3) {
 		printf ("DMA chaining set: %d\n", nchain);
 		for (i = 0; i < nchain; ++i) {
 			printf ("  [%d] %8x %4x\n", i, acb->ds.chain[i].databuf,
@@ -852,7 +852,7 @@ siop_start (sc, target, lun, cbuf, clen, buf, len)
 
 #if CACHECTL
 	/* push data cache for all data the 53c710 needs to access */
-	dma_cachectl(sc, sizeof (struct siop_softc), DMA_CACHE_SYNC);
+	dma_cachectl(sc, sizeof (struct ssh_softc), DMA_CACHE_SYNC);
 	dma_cachectl(acb, sizeof (*acb), DMA_CACHE_SYNC);
 #endif
 	dma_cachectl((vm_offset_t)cbuf, clen, DMA_CACHE_SYNC);
@@ -875,8 +875,8 @@ siop_start (sc, target, lun, cbuf, clen, buf, len)
 #endif
 
 #ifdef DEBUG
-	if (siop_debug & 0x100 && rp->siop_sbcl & SIOP_BSY) {
-		printf ("ACK! siop was busy at start: rp %x script %x dsa %x active %d\n",
+	if (ssh_debug & 0x100 && rp->ssh_sbcl & SSH_BSY) {
+		printf ("ACK! ssh was busy at start: rp %x script %x dsa %x active %d\n",
 		    rp, &scripts, &acb->ds, sc->sc_active);
 #ifdef DDB
 		/*Debugger();*/
@@ -884,81 +884,81 @@ siop_start (sc, target, lun, cbuf, clen, buf, len)
 	}
 #endif
 	if (sc->nexus_list.tqh_first == NULL) {
-		if (rp->siop_istat & SIOP_ISTAT_CON)
-			printf("%s: siop_select while connected?\n",
+		if (rp->ssh_istat & SSH_ISTAT_CON)
+			printf("%s: ssh_select while connected?\n",
 			    sc->sc_dev.dv_xname);
-		rp->siop_temp = 0;
-		rp->siop_sbcl = sc->sc_sync[target].sbcl;
-		rp->siop_dsa = kvtop(&acb->ds);
-		rp->siop_dsp = sc->sc_scriptspa;
-		SIOP_TRACE('s',1,0,0)
+		rp->ssh_temp = 0;
+		rp->ssh_sbcl = sc->sc_sync[target].sbcl;
+		rp->ssh_dsa = kvtop(&acb->ds);
+		rp->ssh_dsp = sc->sc_scriptspa;
+		SSH_TRACE('s',1,0,0)
 	} else {
 		/*
-		 * SIOP is waiting for a reselect. If it is not
+		 * SSH is waiting for a reselect. If it is not
 		 * yet connected to the BUS, signal to change state.
 		 * Else, leave it alone - later on, the reselect interrupt
 		 * will take care of this request.
 		 */
-		if ((rp->siop_istat & SIOP_ISTAT_CON) == 0) {
-			rp->siop_istat = SIOP_ISTAT_SIGP;
-			SIOP_TRACE('s',2,0,0);
+		if ((rp->ssh_istat & SSH_ISTAT_CON) == 0) {
+			rp->ssh_istat = SSH_ISTAT_SIGP;
+			SSH_TRACE('s',2,0,0);
 		}
 		else {
-			SIOP_TRACE('s',3,rp->siop_istat,0);
+			SSH_TRACE('s',3,rp->ssh_istat,0);
 		}
 	}
 #ifdef DEBUG
-	++siopstarts;
+	++sshstarts;
 #endif
 }
 
 /*
- * Process a DMA or SCSI interrupt from the 53C710 SIOP
+ * Process a DMA or SCSI interrupt from the 53C710 SSH
  */
 
 int
-siop_checkintr(sc, istat, dstat, sstat0, status)
-	struct	siop_softc *sc;
+ssh_checkintr(sc, istat, dstat, sstat0, status)
+	struct	ssh_softc *sc;
 	u_char	istat;
 	u_char	dstat;
 	u_char	sstat0;
 	int	*status;
 {
-	siop_regmap_p rp = sc->sc_siopp;
-	struct siop_acb *acb = sc->sc_nexus;
+	ssh_regmap_p rp = sc->sc_sshp;
+	struct ssh_acb *acb = sc->sc_nexus;
 	int	target = 0;
 	int	dfifo, dbc, sstat1;
 	int	dummy;
 
-	dfifo = rp->siop_dfifo;
-	dbc = rp->siop_dbc0;
-	sstat1 = rp->siop_sstat1;
+	dfifo = rp->ssh_dfifo;
+	dbc = rp->ssh_dbc0;
+	sstat1 = rp->ssh_sstat1;
 
 	/*
 	 * Flush DMA and SCSI FIFOs.
 	 */
-	rp->siop_ctest8 |= SIOP_CTEST8_CLF;
-	while ((rp->siop_ctest1 & SIOP_CTEST1_FMT) != SIOP_CTEST1_FMT){
+	rp->ssh_ctest8 |= SSH_CTEST8_CLF;
+	while ((rp->ssh_ctest1 & SSH_CTEST1_FMT) != SSH_CTEST1_FMT){
 		wdummy();
 	}
 		;
-	rp->siop_ctest8 &= ~SIOP_CTEST8_CLF;
+	rp->ssh_ctest8 &= ~SSH_CTEST8_CLF;
 #ifdef DEBUG
-	++siopints;
+	++sshints;
 #if 0
-	if (siop_debug & 0x100) {
+	if (ssh_debug & 0x100) {
 		DCIAS(&acb->stat[0]);	/* XXX */
-		printf ("siopchkintr: istat %x dstat %x sstat0 %x dsps %x sbcl %x sts %x msg %x\n",
-		    istat, dstat, sstat0, rp->siop_dsps, rp->siop_sbcl, acb->stat[0], acb->msg[0]);
+		printf ("sshchkintr: istat %x dstat %x sstat0 %x dsps %x sbcl %x sts %x msg %x\n",
+		    istat, dstat, sstat0, rp->ssh_dsps, rp->ssh_sbcl, acb->stat[0], acb->msg[0]);
 		printf ("sync msg in: %02x %02x %02x %02x %02x %02x\n",
 		    acb->msg[0], acb->msg[1], acb->msg[2],
 		    acb->msg[3], acb->msg[4], acb->msg[5]);
 	}
 #endif
-	if (rp->siop_dsp && (rp->siop_dsp < sc->sc_scriptspa ||
-	    rp->siop_dsp >= sc->sc_scriptspa + sizeof(scripts))) {
+	if (rp->ssh_dsp && (rp->ssh_dsp < sc->sc_scriptspa ||
+	    rp->ssh_dsp >= sc->sc_scriptspa + sizeof(scripts))) {
 		printf ("%s: dsp not within script dsp %x scripts %x:%x",
-		    sc->sc_dev.dv_xname, rp->siop_dsp, sc->sc_scriptspa,
+		    sc->sc_dev.dv_xname, rp->ssh_dsp, sc->sc_scriptspa,
 		    sc->sc_scriptspa + sizeof(scripts));
 		printf(" istat %x dstat %x sstat0 %x\n",
 		    istat, dstat, sstat0);
@@ -967,14 +967,14 @@ siop_checkintr(sc, istat, dstat, sstat0, status)
 #endif
 	}
 #endif
-	SIOP_TRACE('i',dstat,istat,(istat&SIOP_ISTAT_DIP)?rp->siop_dsps&0xff:sstat0);
-	if (dstat & SIOP_DSTAT_SIR && rp->siop_dsps == 0xff00) {
+	SSH_TRACE('i',dstat,istat,(istat&SSH_ISTAT_DIP)?rp->ssh_dsps&0xff:sstat0);
+	if (dstat & SSH_DSTAT_SIR && rp->ssh_dsps == 0xff00) {
 		/* Normal completion status, or check condition */
 #ifdef DEBUG
-		if (rp->siop_dsa != kvtop(&acb->ds)) {
-			printf ("siop: invalid dsa: %x %x\n", rp->siop_dsa,
+		if (rp->ssh_dsa != kvtop(&acb->ds)) {
+			printf ("ssh: invalid dsa: %x %x\n", rp->ssh_dsa,
 			    kvtop(&acb->ds));
-			panic("*** siop DSA invalid ***");
+			panic("*** ssh DSA invalid ***");
 		}
 #endif
 		if (acb == NULL) {
@@ -986,7 +986,7 @@ siop_checkintr(sc, istat, dstat, sstat0, status)
 		target = acb->xs->sc_link->target;
 		if (sc->sc_sync[target].state == SYNC_SENT) {
 #ifdef DEBUG
-			if (siopsync_debug)
+			if (sshsync_debug)
 				printf ("sync msg in: %02x %02x %02x %02x %02x %02x\n",
 				    acb->msg[0], acb->msg[1], acb->msg[2],
 				    acb->msg[3], acb->msg[4], acb->msg[5]);
@@ -1028,7 +1028,7 @@ siop_checkintr(sc, istat, dstat, sstat0, status)
 				printf ("%s: target %d now synchronous, period=%dns, offset=%d\n",
 				    sc->sc_dev.dv_xname, target,
 				    acb->msg[4] * 4, acb->msg[5]);
-				scsi_period_to_siop (sc, target);
+				scsi_period_to_ssh (sc, target);
 			}
 		}
 #if CACHECTL
@@ -1037,8 +1037,8 @@ siop_checkintr(sc, istat, dstat, sstat0, status)
 #endif
 		*status = acb->stat[0];
 #ifdef DEBUG
-		if (rp->siop_sbcl & SIOP_BSY) {
-			/*printf ("ACK! siop was busy at end: rp %x script %x dsa %x\n",
+		if (rp->ssh_sbcl & SSH_BSY) {
+			/*printf ("ACK! ssh was busy at end: rp %x script %x dsa %x\n",
 			    rp, &scripts, &acb->ds);*/
 #ifdef DDB
 			/*Debugger();*/
@@ -1049,12 +1049,12 @@ siop_checkintr(sc, istat, dstat, sstat0, status)
 			    sc->sc_dev.dv_xname, acb->msg[0]);
 #endif
 		if (sc->nexus_list.tqh_first)
-			rp->siop_dcntl |= SIOP_DCNTL_STD;
+			rp->ssh_dcntl |= SSH_DCNTL_STD;
 		return 1;
 	}
-	if (sstat0 & SIOP_SSTAT0_M_A) {		/* Phase mismatch */
+	if (sstat0 & SSH_SSTAT0_M_A) {		/* Phase mismatch */
 #ifdef DEBUG
-		++siopphmm;
+		++sshphmm;
 		if (acb == NULL)
 			printf("%s: Phase mismatch with no active command?\n",
 			    sc->sc_dev.dv_xname);
@@ -1062,19 +1062,19 @@ siop_checkintr(sc, istat, dstat, sstat0, status)
 		if (acb->iob_len) {
 			int adjust;
 			adjust = ((dfifo - (dbc & 0x7f)) & 0x7f);
-			if (sstat1 & SIOP_SSTAT1_ORF)
+			if (sstat1 & SSH_SSTAT1_ORF)
 				++adjust;
-			if (sstat1 & SIOP_SSTAT1_OLF)
+			if (sstat1 & SSH_SSTAT1_OLF)
 				++adjust;
-			acb->iob_curlen = *((long *)&rp->siop_dcmd) & 0xffffff;
+			acb->iob_curlen = *((long *)&rp->ssh_dcmd) & 0xffffff;
 			acb->iob_curlen += adjust;
-			acb->iob_curbuf = *((long *)&rp->siop_dnad) - adjust;
+			acb->iob_curbuf = *((long *)&rp->ssh_dnad) - adjust;
 #ifdef DEBUG
-			if (siop_debug & 0x100) {
+			if (ssh_debug & 0x100) {
 				int i;
 				printf ("Phase mismatch: curbuf %x curlen %x dfifo %x dbc %x sstat1 %x adjust %x sbcl %x starts %d acb %x\n",
 				    acb->iob_curbuf, acb->iob_curlen, dfifo,
-				    dbc, sstat1, adjust, rp->siop_sbcl, siopstarts, acb);
+				    dbc, sstat1, adjust, rp->ssh_sbcl, sshstarts, acb);
 				if (acb->ds.chain[1].datalen) {
 					for (i = 0; acb->ds.chain[i].datalen; ++i)
 						printf("chain[%d] addr %x len %x\n",
@@ -1089,54 +1089,54 @@ siop_checkintr(sc, istat, dstat, sstat0, status)
 #endif
 		}
 #ifdef DEBUG
-		SIOP_TRACE('m',rp->siop_sbcl,(rp->siop_dsp>>8),rp->siop_dsp);
-		if (siop_debug & 9)
+		SSH_TRACE('m',rp->ssh_sbcl,(rp->ssh_dsp>>8),rp->ssh_dsp);
+		if (ssh_debug & 9)
 			printf ("Phase mismatch: %x dsp +%x dcmd %x\n",
-			    rp->siop_sbcl,
-			    rp->siop_dsp - sc->sc_scriptspa,
-			    *((long *)&rp->siop_dcmd));
+			    rp->ssh_sbcl,
+			    rp->ssh_dsp - sc->sc_scriptspa,
+			    *((long *)&rp->ssh_dcmd));
 #endif
-		if ((rp->siop_sbcl & SIOP_REQ) == 0) {
+		if ((rp->ssh_sbcl & SSH_REQ) == 0) {
 			printf ("Phase mismatch: REQ not asserted! %02x dsp %x\n",
-			    rp->siop_sbcl, rp->siop_dsp);
+			    rp->ssh_sbcl, rp->ssh_dsp);
 #ifdef DEBUG
 			Debugger();
 #endif
 		}
-		switch (rp->siop_sbcl & 7) {
+		switch (rp->ssh_sbcl & 7) {
 		case 0:		/* data out */
 		case 1:		/* data in */
 		case 2:		/* status */
 		case 3:		/* command */
 		case 6:		/* message in */
 		case 7:		/* message out */
-			rp->siop_dsp = sc->sc_scriptspa + Ent_switch;
+			rp->ssh_dsp = sc->sc_scriptspa + Ent_switch;
 			break;
 		default:
 			goto bad_phase;
 		}
 		return 0;
 	}
-	if (sstat0 & SIOP_SSTAT0_STO) {		/* Select timed out */
+	if (sstat0 & SSH_SSTAT0_STO) {		/* Select timed out */
 #ifdef DEBUG
 		if (acb == NULL)
 			printf("%s: Select timeout with no active command?\n",
 			    sc->sc_dev.dv_xname);
-		if (rp->siop_sbcl & SIOP_BSY) {
-			printf ("ACK! siop was busy at timeout: rp %x script %x dsa %x\n",
+		if (rp->ssh_sbcl & SSH_BSY) {
+			printf ("ACK! ssh was busy at timeout: rp %x script %x dsa %x\n",
 			    rp, &scripts, &acb->ds);
 			printf(" sbcl %x sdid %x istat %x dstat %x sstat0 %x\n",
-			    rp->siop_sbcl, rp->siop_sdid, istat, dstat, sstat0);
-			if (!(rp->siop_sbcl & SIOP_BSY)) {
+			    rp->ssh_sbcl, rp->ssh_sdid, istat, dstat, sstat0);
+			if (!(rp->ssh_sbcl & SSH_BSY)) {
 				printf ("Yikes, it's not busy now!\n");
 #if 0
 				*status = -1;
 				if (sc->nexus_list.tqh_first)
-					rp->siop_dsp = sc->sc_scriptspa + Ent_wait_reselect;
+					rp->ssh_dsp = sc->sc_scriptspa + Ent_wait_reselect;
 				return 1;
 #endif
 			}
-/*			rp->siop_dcntl |= SIOP_DCNTL_STD;*/
+/*			rp->ssh_dcntl |= SSH_DCNTL_STD;*/
 			return (0);
 #ifdef DDB
 			Debugger();
@@ -1146,14 +1146,14 @@ siop_checkintr(sc, istat, dstat, sstat0, status)
 		*status = -1;
 		acb->xs->error = XS_SELTIMEOUT;
 		if (sc->nexus_list.tqh_first)
-			rp->siop_dsp = sc->sc_scriptspa + Ent_wait_reselect;
+			rp->ssh_dsp = sc->sc_scriptspa + Ent_wait_reselect;
 		return 1;
 	}
 	if (acb)
 		target = acb->xs->sc_link->target;
 	else
 		target = 7;
-	if (sstat0 & SIOP_SSTAT0_UDC) {
+	if (sstat0 & SSH_SSTAT0_UDC) {
 #ifdef DEBUG
 		if (acb == NULL)
 			printf("%s: Unexpected disconnect with no active command?\n",
@@ -1162,22 +1162,22 @@ siop_checkintr(sc, istat, dstat, sstat0, status)
 		   sc->sc_dev.dv_xname, target);
 #endif
 #if 0
-		siopabort (sc, rp, "siopchkintr");
+		sshabort (sc, rp, "sshchkintr");
 #endif
 		*status = STS_BUSY;
 		if (sc->nexus_list.tqh_first)
-			rp->siop_dsp = sc->sc_scriptspa + Ent_wait_reselect;
+			rp->ssh_dsp = sc->sc_scriptspa + Ent_wait_reselect;
 		return 1;
 	}
-	if (dstat & SIOP_DSTAT_SIR && (rp->siop_dsps == 0xff01 ||
-	    rp->siop_dsps == 0xff02)) {
+	if (dstat & SSH_DSTAT_SIR && (rp->ssh_dsps == 0xff01 ||
+	    rp->ssh_dsps == 0xff02)) {
 #ifdef DEBUG
-		if (siop_debug & 0x100)
+		if (ssh_debug & 0x100)
 			printf ("%s: ID %02x disconnected TEMP %x (+%x) curbuf %x curlen %x buf %x len %x dfifo %x dbc %x sstat1 %x starts %d acb %x\n",
-			    sc->sc_dev.dv_xname, 1 << target, rp->siop_temp,
-			    rp->siop_temp ? rp->siop_temp - sc->sc_scriptspa : 0,
+			    sc->sc_dev.dv_xname, 1 << target, rp->ssh_temp,
+			    rp->ssh_temp ? rp->ssh_temp - sc->sc_scriptspa : 0,
 			    acb->iob_curbuf, acb->iob_curlen,
-			    acb->ds.chain[0].databuf, acb->ds.chain[0].datalen, dfifo, dbc, sstat1, siopstarts, acb);
+			    acb->ds.chain[0].databuf, acb->ds.chain[0].datalen, dfifo, dbc, sstat1, sshstarts, acb);
 #endif
 		if (acb == NULL) {
 			printf("%s: Disconnect with no active command?\n",
@@ -1192,8 +1192,8 @@ siop_checkintr(sc, istat, dstat, sstat0, status)
 		 * occurs on a DMA block boundary, we have to figure out
 		 * which DMA block it was.
 		 */
-		if (acb->iob_len && rp->siop_temp) {
-			int n = rp->siop_temp - sc->sc_scriptspa;
+		if (acb->iob_len && rp->ssh_temp) {
+			int n = rp->ssh_temp - sc->sc_scriptspa;
 
 			if (acb->iob_curlen && acb->iob_curlen != acb->ds.chain[0].datalen)
 				printf("%s: iob_curbuf/len already set? n %x iob %x/%x chain[0] %x/%x\n",
@@ -1210,7 +1210,7 @@ siop_checkintr(sc, istat, dstat, sstat0, status)
 				acb->iob_curlen = acb->ds.chain[n].datalen;
 			}
 #ifdef DEBUG
-			if (siop_debug & 0x100) {
+			if (ssh_debug & 0x100) {
 				printf("%s: TEMP offset %d", sc->sc_dev.dv_xname, n);
 				printf(" curbuf %x curlen %x\n", acb->iob_curbuf,
 				    acb->iob_curlen);
@@ -1228,10 +1228,10 @@ siop_checkintr(sc, istat, dstat, sstat0, status)
 			int i, j;
 
 #ifdef DEBUG
-			if (siop_debug & 0x100)
+			if (ssh_debug & 0x100)
 				printf ("%s: adjusting DMA chain\n",
 				    sc->sc_dev.dv_xname);
-			if (rp->siop_dsps == 0xff02)
+			if (rp->ssh_dsps == 0xff02)
 				printf ("%s: ID %02x disconnected without Save Data Pointers\n",
 				    sc->sc_dev.dv_xname, 1 << target);
 #endif
@@ -1246,7 +1246,7 @@ siop_checkintr(sc, istat, dstat, sstat0, status)
 			if (i >= DMAMAXIO || acb->ds.chain[i].datalen == 0)
 				printf("couldn't find saved data pointer\n");
 #ifdef DEBUG
-			if (siop_debug & 0x100)
+			if (ssh_debug & 0x100)
 				printf("  chain[0]: %x/%x -> %x/%x\n",
 				    acb->ds.chain[0].databuf,
 				    acb->ds.chain[0].datalen,
@@ -1257,7 +1257,7 @@ siop_checkintr(sc, istat, dstat, sstat0, status)
 			acb->ds.chain[0].datalen = acb->iob_curlen;
 			for (j = 1, ++i; i < DMAMAXIO && acb->ds.chain[i].datalen; ++i, ++j) {
 #ifdef DEBUG
-			if (siop_debug & 0x100)
+			if (ssh_debug & 0x100)
 				printf("  chain[%d]: %x/%x -> %x/%x\n", j,
 				    acb->ds.chain[j].databuf,
 				    acb->ds.chain[j].datalen,
@@ -1280,30 +1280,30 @@ siop_checkintr(sc, istat, dstat, sstat0, status)
 		 * clear nexus
 		 * try to start another command for another target/lun
 		 */
-		acb->status = sc->sc_flags & SIOP_INTSOFF;
+		acb->status = sc->sc_flags & SSH_INTSOFF;
 		TAILQ_INSERT_HEAD(&sc->nexus_list, acb, chain);
 		sc->sc_nexus = NULL;		/* no current device */
 		/* start script to wait for reselect */
 		if (sc->sc_nexus == NULL)
-		rp->siop_dsp = sc->sc_scriptspa + Ent_wait_reselect;
+		rp->ssh_dsp = sc->sc_scriptspa + Ent_wait_reselect;
 /* XXXX start another command ? */
 		if (sc->ready_list.tqh_first)
-			siop_sched(sc);
+			ssh_sched(sc);
 		return (0);
 	}
-	if (dstat & SIOP_DSTAT_SIR && rp->siop_dsps == 0xff03) {
-		int reselid = rp->siop_scratch & 0x7f;
-		int reselun = rp->siop_sfbr & 0x07;
+	if (dstat & SSH_DSTAT_SIR && rp->ssh_dsps == 0xff03) {
+		int reselid = rp->ssh_scratch & 0x7f;
+		int reselun = rp->ssh_sfbr & 0x07;
 
-		sc->sc_sstat1 = rp->siop_sbcl;	/* XXXX save current SBCL */
+		sc->sc_sstat1 = rp->ssh_sbcl;	/* XXXX save current SBCL */
 #ifdef DEBUG
-		if (siop_debug & 0x100)
+		if (ssh_debug & 0x100)
 			printf ("%s: target ID %02x reselected dsps %x\n",
 			     sc->sc_dev.dv_xname, reselid,
-			     rp->siop_dsps);
-		if ((rp->siop_sfbr & 0x80) == 0)
+			     rp->ssh_dsps);
+		if ((rp->ssh_sfbr & 0x80) == 0)
 			printf("%s: Reselect message in was not identify: %x\n",
-			    sc->sc_dev.dv_xname, rp->siop_sfbr);
+			    sc->sc_dev.dv_xname, rp->ssh_sfbr);
 #endif
 		/*
 		 * If we were trying to start a command when the reselect
@@ -1312,7 +1312,7 @@ siop_checkintr(sc, istat, dstat, sstat0, status)
 		 */
 		if (sc->sc_nexus) {
 #ifdef DEBUG
-			if (siop_debug & 0x100)
+			if (ssh_debug & 0x100)
 				printf ("%s: reselect ID %02x w/active\n",
 				    sc->sc_dev.dv_xname, reselid);
 #endif
@@ -1337,9 +1337,9 @@ siop_checkintr(sc, istat, dstat, sstat0, status)
 #if CACHECTL
 			dma_cachectl(&acb->stat[0], sizeof(acb->stat[0]));
 #endif
-			rp->siop_dsa = kvtop(&acb->ds);
-			rp->siop_sxfer = sc->sc_sync[acb->xs->sc_link->target].sxfer;
-			rp->siop_sbcl = sc->sc_sync[acb->xs->sc_link->target].sbcl;
+			rp->ssh_dsa = kvtop(&acb->ds);
+			rp->ssh_sxfer = sc->sc_sync[acb->xs->sc_link->target].sxfer;
+			rp->ssh_sbcl = sc->sc_sync[acb->xs->sc_link->target].sbcl;
 			break;
 		}
 		if (acb == NULL) {
@@ -1351,43 +1351,43 @@ siop_checkintr(sc, istat, dstat, sstat0, status)
 #if CACHECTL
 		dma_cachectl (acb, sizeof(*acb));
 #endif
-		rp->siop_temp = 0;
-		rp->siop_dcntl |= SIOP_DCNTL_STD;
+		rp->ssh_temp = 0;
+		rp->ssh_dcntl |= SSH_DCNTL_STD;
 		return (0);
 	}
-	if (dstat & SIOP_DSTAT_SIR && rp->siop_dsps == 0xff04) {
-		u_short ctest2 = rp->siop_ctest2;
+	if (dstat & SSH_DSTAT_SIR && rp->ssh_dsps == 0xff04) {
+		u_short ctest2 = rp->ssh_ctest2;
 
 		/* reselect was interrupted (by Sig_P or select) */
 #ifdef DEBUG
-		if (siop_debug & 0x100 ||
-		    (ctest2 & SIOP_CTEST2_SIGP) == 0)
+		if (ssh_debug & 0x100 ||
+		    (ctest2 & SSH_CTEST2_SIGP) == 0)
 			printf ("%s: reselect interrupted (Sig_P?) scntl1 %x ctest2 %x sfbr %x istat %x/%x\n",
-			    sc->sc_dev.dv_xname, rp->siop_scntl1,
-			    ctest2, rp->siop_sfbr, istat, rp->siop_istat);
+			    sc->sc_dev.dv_xname, rp->ssh_scntl1,
+			    ctest2, rp->ssh_sfbr, istat, rp->ssh_istat);
 #endif
 		/* XXX assumes it was not select */
 		if (sc->sc_nexus == NULL) {
 			printf("%s: reselect interrupted, sc_nexus == NULL\n",
 			    sc->sc_dev.dv_xname);
 #if 0
-			siop_dump(sc);
+			ssh_dump(sc);
 #ifdef DDB
 			Debugger();
 #endif
 #endif
-			rp->siop_dcntl |= SIOP_DCNTL_STD;
+			rp->ssh_dcntl |= SSH_DCNTL_STD;
 			return(0);
 		}
 		target = sc->sc_nexus->xs->sc_link->target;
-		rp->siop_temp = 0;
-		rp->siop_dsa = kvtop(&sc->sc_nexus->ds);
-		rp->siop_sxfer = sc->sc_sync[target].sxfer;
-		rp->siop_sbcl = sc->sc_sync[target].sbcl;
-		rp->siop_dsp = sc->sc_scriptspa;
+		rp->ssh_temp = 0;
+		rp->ssh_dsa = kvtop(&sc->sc_nexus->ds);
+		rp->ssh_sxfer = sc->sc_sync[target].sxfer;
+		rp->ssh_sbcl = sc->sc_sync[target].sbcl;
+		rp->ssh_dsp = sc->sc_scriptspa;
 		return (0);
 	}
-	if (dstat & SIOP_DSTAT_SIR && rp->siop_dsps == 0xff06) {
+	if (dstat & SSH_DSTAT_SIR && rp->ssh_dsps == 0xff06) {
 		if (acb == NULL)
 			printf("%s: Bad message-in with no active command?\n",
 			    sc->sc_dev.dv_xname);
@@ -1397,60 +1397,60 @@ siop_checkintr(sc, istat, dstat, sstat0, status)
 		dma_cachectl (&acb->msg[1],1);
 #endif
 		printf ("%s: Unrecognized message in data sfbr %x msg %x sbcl %x\n",
-			sc->sc_dev.dv_xname, rp->siop_sfbr, acb->msg[1], rp->siop_sbcl);
+			sc->sc_dev.dv_xname, rp->ssh_sfbr, acb->msg[1], rp->ssh_sbcl);
 		/* what should be done here? */
 		/*DCIAS(kvtop(&acb->msg[1]));*/
-		rp->siop_dsp = sc->sc_scriptspa + Ent_switch;
+		rp->ssh_dsp = sc->sc_scriptspa + Ent_switch;
 		return (0);
 	}
-	if (dstat & SIOP_DSTAT_SIR && rp->siop_dsps == 0xff0a) {
+	if (dstat & SSH_DSTAT_SIR && rp->ssh_dsps == 0xff0a) {
 		/* Status phase wasn't followed by message in phase? */
 		printf ("%s: Status phase not followed by message in phase? sbcl %x sbdl %x\n",
-			sc->sc_dev.dv_xname, rp->siop_sbcl, rp->siop_sbdl);
-		if (rp->siop_sbcl == 0xa7) {
+			sc->sc_dev.dv_xname, rp->ssh_sbcl, rp->ssh_sbdl);
+		if (rp->ssh_sbcl == 0xa7) {
 			/* It is now, just continue the script? */
-			rp->siop_dcntl |= SIOP_DCNTL_STD;
+			rp->ssh_dcntl |= SSH_DCNTL_STD;
 			return (0);
 		}
 
-		siopreset (sc);
+		sshreset (sc);
 		*status = -1;
-		return 0;	/* siopreset has cleaned up */
+		return 0;	/* sshreset has cleaned up */
 	}
 
-	if (sstat0 & SIOP_SSTAT0_M_A) {		/* Phase mismatch */
+	if (sstat0 & SSH_SSTAT0_M_A) {		/* Phase mismatch */
 
 #ifdef DEBUG
 		printf("%s: Phase mismatch - expecting %x got %x\n",
-			    sc->sc_dev.dv_xname, rp->siop_dcmd & 0x07,
-			    rp->siop_sstat2 & 0x07);
-		++siopphmm;
+			    sc->sc_dev.dv_xname, rp->ssh_dcmd & 0x07,
+			    rp->ssh_sstat2 & 0x07);
+		++sshphmm;
 #endif
 		if (acb == NULL) {
 			printf("%s: Phase mismatch with no active command- expecting %x got %x\n",
 			    sc->sc_dev.dv_xname,
-			    *((long *)&rp->siop_dcmd) & 0x07000000,
-			    rp->siop_sstat2 & 0x07);
+			    *((long *)&rp->ssh_dcmd) & 0x07000000,
+			    rp->ssh_sstat2 & 0x07);
 			goto bad_phase;
 		}
 
 		if (acb->iob_len) {
 			int adjust;
 			adjust = ((dfifo - (dbc & 0x7f)) & 0x7f);
-			if (sstat1 & SIOP_SSTAT1_ORF)
+			if (sstat1 & SSH_SSTAT1_ORF)
 				++adjust;
-			if (sstat1 & SIOP_SSTAT1_OLF)
+			if (sstat1 & SSH_SSTAT1_OLF)
 				++adjust;
-			/* XXX what's with this siop_dcmd here? nivas */
-			acb->iob_curlen = *((long *)&rp->siop_dcmd) & 0xffffff;
+			/* XXX what's with this ssh_dcmd here? nivas */
+			acb->iob_curlen = *((long *)&rp->ssh_dcmd) & 0xffffff;
 			acb->iob_curlen += adjust;
-			acb->iob_curbuf = *((long *)&rp->siop_dnad) - adjust;
+			acb->iob_curbuf = *((long *)&rp->ssh_dnad) - adjust;
 #ifdef DEBUG
-			if (siop_debug & 0x100) {
+			if (ssh_debug & 0x100) {
 				int i;
 				printf ("Phase mismatch: curbuf %lx curlen %lx dfifo %x dbc %x sstat1 %x adjust %x sbcl %x starts %d acb %p\n",
 				    acb->iob_curbuf, acb->iob_curlen, dfifo,
-				    dbc, sstat1, adjust, rp->siop_sbcl, siopstarts, acb);
+				    dbc, sstat1, adjust, rp->ssh_sbcl, sshstarts, acb);
 				if (acb->ds.chain[1].datalen) {
 					for (i = 0; acb->ds.chain[i].datalen; ++i)
 						printf("chain[%d] addr %p len %lx\n",
@@ -1464,32 +1464,32 @@ siop_checkintr(sc, istat, dstat, sstat0, status)
 #endif
 		}
 #ifdef DEBUG
-		SIOP_TRACE('m',rp->siop_sbcl,(rp->siop_dsp>>8),rp->siop_dsp);
-		if (siop_debug & 9)
+		SSH_TRACE('m',rp->ssh_sbcl,(rp->ssh_dsp>>8),rp->ssh_dsp);
+		if (ssh_debug & 9)
 			printf ("Phase mismatch: %x dsp +%lx dcmd %lx\n",
-			    rp->siop_sbcl,
-			    rp->siop_dsp - sc->sc_scriptspa,
-			    *((long *)&rp->siop_dcmd));
+			    rp->ssh_sbcl,
+			    rp->ssh_dsp - sc->sc_scriptspa,
+			    *((long *)&rp->ssh_dcmd));
 #endif
-		if ((rp->siop_sbcl & SIOP_REQ) == 0) {
+		if ((rp->ssh_sbcl & SSH_REQ) == 0) {
 			printf ("Phase mismatch: REQ not asserted! %02x dsp %lx\n",
-			    rp->siop_sbcl, rp->siop_dsp);
+			    rp->ssh_sbcl, rp->ssh_dsp);
 #if defined(DEBUG) && defined(DDB)
 			Debugger();
 #endif
 			goto bad_phase;
 		}
 #if XXX
-		switch (rp->siop_sbcl & 7) 
+		switch (rp->ssh_sbcl & 7) 
 #endif
-		switch (rp->siop_sstat2 & 7) {
+		switch (rp->ssh_sstat2 & 7) {
 		case 0:		/* data out */
 		case 1:		/* data in */
 		case 2:		/* command */
 		case 3:		/* status */
 		case 6:		/* message out */
 		case 7:		/* message in */
-			rp->siop_dsp = sc->sc_scriptspa + Ent_switch;
+			rp->ssh_dsp = sc->sc_scriptspa + Ent_switch;
 			break;
 		default:
 			goto bad_phase;
@@ -1497,7 +1497,7 @@ siop_checkintr(sc, istat, dstat, sstat0, status)
 		return 0;
 	}
 
-	if (sstat0 & SIOP_SSTAT0_STO) {		/* SCSI bus time out */
+	if (sstat0 & SSH_SSTAT0_STO) {		/* SCSI bus time out */
 
 		if (acb == NULL) {
 			printf("%s: SCSI bus timeout with no active command?\n",
@@ -1506,36 +1506,36 @@ siop_checkintr(sc, istat, dstat, sstat0, status)
 		}
 
 		printf ("STO: scripts %x dsp %x dcmd %x dsps %x\n", sc->sc_scriptspa,
-	    		rp->siop_dsp, *((long *)&rp->siop_dcmd), rp->siop_dsps);
+	    		rp->ssh_dsp, *((long *)&rp->ssh_dcmd), rp->ssh_dsps);
 
-		if ((istat & SIOP_ISTAT_CON) == 0) {
-			printf("selection of %x timeout\n", rp->siop_sdid);
-		} else if ((rp->siop_ctest0 & SIOP_CTEST0_BTD) == 0) {
+		if ((istat & SSH_ISTAT_CON) == 0) {
+			printf("selection of %x timeout\n", rp->ssh_sdid);
+		} else if ((rp->ssh_ctest0 & SSH_CTEST0_BTD) == 0) {
 			printf("No SCSI activity for 250ms(ctest0 %x %x dsps %x)\n",
-						rp->siop_ctest0,
-						rp->siop_ctest0,
-						rp->siop_dsps);
+						rp->ssh_ctest0,
+						rp->ssh_ctest0,
+						rp->ssh_dsps);
 		} else {
 			printf("Waited > 250ms for disconnect\n");
 		}
 
 #ifdef DEBUG
 		printf ("scripts %x dsp %x dcmd %x\n", sc->sc_scriptspa,
-	    		rp->siop_dsp, *((long *)&rp->siop_dcmd));
+	    		rp->ssh_dsp, *((long *)&rp->ssh_dcmd));
 
 		printf("msg %x status %x\n", acb->msg[0], acb->stat[0]);
 
-		if (rp->siop_sbcl & SIOP_BSY) {
-			printf ("ACK! siop was busy at timeout: rp %p script %p dsa %p\n",
+		if (rp->ssh_sbcl & SSH_BSY) {
+			printf ("ACK! ssh was busy at timeout: rp %p script %p dsa %p\n",
 			    rp, &scripts, &acb->ds);
 			printf(" sbcl %x sdid %x istat %x dstat %x sstat0 %x\n",
-			    rp->siop_sbcl, rp->siop_sdid, istat, dstat, sstat0);
-			if (!(rp->siop_sbcl & SIOP_BSY)) {
+			    rp->ssh_sbcl, rp->ssh_sdid, istat, dstat, sstat0);
+			if (!(rp->ssh_sbcl & SSH_BSY)) {
 				printf ("Yikes, it's not busy now!\n");
 #if 0
 				*status = -1;
 				if (sc->nexus_list.tqh_first)
-					rp->siop_dsp = sc->sc_scriptspa + Ent_wait_reselect;
+					rp->ssh_dsp = sc->sc_scriptspa + Ent_wait_reselect;
 				return 1;
 #endif
 			}
@@ -1548,10 +1548,10 @@ siop_checkintr(sc, istat, dstat, sstat0, status)
 			 */
 	
 			if (kludge_city) {
-				dummy = rp->siop_dsp;
-				rp->siop_dsp = dummy;
+				dummy = rp->ssh_dsp;
+				rp->ssh_dsp = dummy;
 			} else {
-				rp->siop_dcntl |= SIOP_DCNTL_STD;
+				rp->ssh_dcntl |= SSH_DCNTL_STD;
 			}
 			return (0);
 #ifdef DDB
@@ -1559,16 +1559,16 @@ siop_checkintr(sc, istat, dstat, sstat0, status)
 #endif
 		}
 #endif
-		if (rp->siop_sbcl & SIOP_BSY) {
-			if (!(rp->siop_sbcl & SIOP_BSY)) {
+		if (rp->ssh_sbcl & SSH_BSY) {
+			if (!(rp->ssh_sbcl & SSH_BSY)) {
 				printf ("Yikes, it's not busy now!\n");
 				*status = -1;
 				if (sc->nexus_list.tqh_first)
-					rp->siop_dsp = sc->sc_scriptspa + Ent_wait_reselect;
+					rp->ssh_dsp = sc->sc_scriptspa + Ent_wait_reselect;
 				return 1;
 			}
 
-			rp->siop_dcntl |= SIOP_DCNTL_STD;
+			rp->ssh_dcntl |= SSH_DCNTL_STD;
 
 			return 0;
 		}
@@ -1577,7 +1577,7 @@ siop_checkintr(sc, istat, dstat, sstat0, status)
 		if (acb)
 			acb->xs->error = XS_SELTIMEOUT;
 		if (sc->nexus_list.tqh_first)
-			rp->siop_dsp = sc->sc_scriptspa + Ent_wait_reselect;
+			rp->ssh_dsp = sc->sc_scriptspa + Ent_wait_reselect;
 		return 1;
 	}
 
@@ -1586,7 +1586,7 @@ siop_checkintr(sc, istat, dstat, sstat0, status)
 	else
 		target = 7;
 
-	if (sstat0 & SIOP_SSTAT0_UDC) {
+	if (sstat0 & SSH_SSTAT0_UDC) {
 #ifdef DEBUG
 		if (acb == NULL)
 			printf("%s: Unexpected disconnect with no active command?\n",
@@ -1595,40 +1595,40 @@ siop_checkintr(sc, istat, dstat, sstat0, status)
 		   sc->sc_dev.dv_xname, target);
 #endif
 #if 0
-		siopabort (sc, rp, "siopchkintr");
+		sshabort (sc, rp, "sshchkintr");
 #endif
 		*status = STS_BUSY;
 		if (sc->nexus_list.tqh_first)
-			rp->siop_dsp = sc->sc_scriptspa + Ent_wait_reselect;
+			rp->ssh_dsp = sc->sc_scriptspa + Ent_wait_reselect;
 		return (acb != NULL);
 	}
 
-	if (sstat0 == 0 && dstat & SIOP_DSTAT_SIR) {
+	if (sstat0 == 0 && dstat & SSH_DSTAT_SIR) {
 #if CACHECTL
 		/*cmmu_inval_cache(kvtop(&acb->stat[0]), 1); */
 		/*cmmu_inval_cache(kvtop(&acb->msg[0]), 1); */
 		dma_cachectl (&acb->stat[0], 1);
 		dma_cachectl (&acb->msg[0], 1);
 #endif
-		printf ("SIOP interrupt: %lx sts %x msg %x %x sbcl %x\n",
-		    rp->siop_dsps, acb->stat[0], acb->msg[0], acb->msg[1],
-		    rp->siop_sbcl);
-		siopreset (sc);
+		printf ("SSH interrupt: %lx sts %x msg %x %x sbcl %x\n",
+		    rp->ssh_dsps, acb->stat[0], acb->msg[0], acb->msg[1],
+		    rp->ssh_sbcl);
+		sshreset (sc);
 		*status = -1;
-		return 0;	/* siopreset has cleaned up */
+		return 0;	/* sshreset has cleaned up */
 	}
-	if (sstat0 & SIOP_SSTAT0_SGE)
-		printf ("SIOP: SCSI Gross Error\n");
-	if (sstat0 & SIOP_SSTAT0_PAR)
-		printf ("SIOP: Parity Error\n");
-
-	if (dstat & SIOP_DSTAT_IID) {
-		printf ("SIOP: Illegal instruction detected (dsp %x dcmd %x dsps %x)\n",
-	    		rp->siop_dsp, *((long *)&rp->siop_dcmd),
-			rp->siop_dsps);
-
-		if (*((long *)&rp->siop_dcmd) & 0xf8000000 == 0x48000000) { /* wait disconnect */
-			printf("SIOP was executing wait disconnect\n");
+	if (sstat0 & SSH_SSTAT0_SGE)
+		printf ("SSH: SCSI Gross Error\n");
+	if (sstat0 & SSH_SSTAT0_PAR)
+		printf ("SSH: Parity Error\n");
+
+	if (dstat & SSH_DSTAT_IID) {
+		printf ("SSH: Illegal instruction detected (dsp %x dcmd %x dsps %x)\n",
+	    		rp->ssh_dsp, *((long *)&rp->ssh_dcmd),
+			rp->ssh_dsps);
+
+		if (*((long *)&rp->ssh_dcmd) & 0xf8000000 == 0x48000000) { /* wait disconnect */
+			printf("SSH was executing wait disconnect\n");
 		}
 	}
 
@@ -1640,65 +1640,65 @@ bad_phase:
 	 * then panics.
 	 * XXXX need to clean this up to print out the info, reset, and continue
 	 */
-	printf ("siopchkintr: target %x ds %x\n", target, &acb->ds);
+	printf ("sshchkintr: target %x ds %x\n", target, &acb->ds);
 	printf ("scripts %x ds %x rp %x dsp %x dcmd %x\n", sc->sc_scriptspa,
-	    kvtop(&acb->ds), kvtop(rp), rp->siop_dsp,
-	    *((long *)&rp->siop_dcmd));
-	printf ("siopchkintr: istat %x dstat %x sstat0 %x dsps %x "
+	    kvtop(&acb->ds), kvtop(rp), rp->ssh_dsp,
+	    *((long *)&rp->ssh_dcmd));
+	printf ("sshchkintr: istat %x dstat %x sstat0 %x dsps %x "
 	    "dsa %x sbcl %x sts %x msg %x %x sfbr %x\n",
-	    istat, dstat, sstat0, rp->siop_dsps, rp->siop_dsa,
-	     rp->siop_sbcl, acb->stat[0], acb->msg[0], acb->msg[1],
-	    rp->siop_sfbr);
+	    istat, dstat, sstat0, rp->ssh_dsps, rp->ssh_dsa,
+	     rp->ssh_sbcl, acb->stat[0], acb->msg[0], acb->msg[1],
+	    rp->ssh_sfbr);
 #ifdef DEBUG
-	if (siop_debug & 0x20)
-		panic("siopchkintr: **** temp ****");
+	if (ssh_debug & 0x20)
+		panic("sshchkintr: **** temp ****");
 #ifdef DDB
 	/* Debugger(); */
 #endif
 #endif
 #endif /* XXX */
-	siopreset (sc);		/* hard reset */
+	sshreset (sc);		/* hard reset */
 	*status = -1;
-	return 0;		/* siopreset cleaned up */
+	return 0;		/* sshreset cleaned up */
 }
 
 void
-siop_select(sc)
-	struct siop_softc *sc;
+ssh_select(sc)
+	struct ssh_softc *sc;
 {
-	siop_regmap_p rp;
-	struct siop_acb *acb = sc->sc_nexus;
+	ssh_regmap_p rp;
+	struct ssh_acb *acb = sc->sc_nexus;
 
 #ifdef DEBUG
-	if (siop_debug & 1)
+	if (ssh_debug & 1)
 		printf ("%s: select ", sc->sc_dev.dv_xname);
 #endif
 
-	rp = sc->sc_siopp;
-	if (acb->xs->flags & SCSI_POLL || siop_no_dma) {
-		sc->sc_flags |= SIOP_INTSOFF;
-		sc->sc_flags &= ~SIOP_INTDEFER;
-		if ((rp->siop_istat & 0x08) == 0) {
-			rp->siop_sien = 0;
-			rp->siop_dien = 0;
+	rp = sc->sc_sshp;
+	if (acb->xs->flags & SCSI_POLL || ssh_no_dma) {
+		sc->sc_flags |= SSH_INTSOFF;
+		sc->sc_flags &= ~SSH_INTDEFER;
+		if ((rp->ssh_istat & 0x08) == 0) {
+			rp->ssh_sien = 0;
+			rp->ssh_dien = 0;
 		}
 #if 0
-	} else if ((sc->sc_flags & SIOP_INTDEFER) == 0) {
-		sc->sc_flags &= ~SIOP_INTSOFF;
-		if ((rp->siop_istat & 0x08) == 0) {
-			rp->siop_sien = sc->sc_sien;
-			rp->siop_dien = sc->sc_dien;
+	} else if ((sc->sc_flags & SSH_INTDEFER) == 0) {
+		sc->sc_flags &= ~SSH_INTSOFF;
+		if ((rp->ssh_istat & 0x08) == 0) {
+			rp->ssh_sien = sc->sc_sien;
+			rp->ssh_dien = sc->sc_dien;
 		}
 #endif
 	}
 #ifdef DEBUG
-	if (siop_debug & 1)
-		printf ("siop_select: target %x cmd %02x ds %x\n",
+	if (ssh_debug & 1)
+		printf ("ssh_select: target %x cmd %02x ds %x\n",
 		    acb->xs->sc_link->target, acb->cmd.opcode,
 		    &sc->sc_nexus->ds);
 #endif
 
-	siop_start(sc, acb->xs->sc_link->target, acb->xs->sc_link->lun,
+	ssh_start(sc, acb->xs->sc_link->target, acb->xs->sc_link->lun,
 	    (u_char *)&acb->cmd, acb->clen, acb->daddr, acb->dleft);
 
 	return;
@@ -1709,27 +1709,27 @@ siop_select(sc)
  */
 
 int
-siopintr (sc)
-	register struct siop_softc *sc;
+sshintr (sc)
+	register struct ssh_softc *sc;
 {
-	siop_regmap_p rp;
+	ssh_regmap_p rp;
 	register u_char istat, dstat, sstat0;
 	int status;
 	int s = splbio();
 
 	istat = sc->sc_istat;
-	if ((istat & (SIOP_ISTAT_SIP | SIOP_ISTAT_DIP)) == 0) {
+	if ((istat & (SSH_ISTAT_SIP | SSH_ISTAT_DIP)) == 0) {
 	/* is this possible? we won't come here if there is not int!!! XXX */
 		splx(s);
 		return;
 	}
 
 	/* Got a valid interrupt on this device */
-	rp = sc->sc_siopp;
+	rp = sc->sc_sshp;
 	dstat = sc->sc_dstat;
 	sstat0 = sc->sc_sstat0;
-	if (dstat & SIOP_DSTAT_SIR)
-		sc->sc_intcode = rp->siop_dsps; /* XXX use sc_intcode instead of dsps */
+	if (dstat & SSH_DSTAT_SIR)
+		sc->sc_intcode = rp->ssh_dsps; /* XXX use sc_intcode instead of dsps */
 	
 	/* Clear the copies in sc */
 	sc->sc_istat = 0;
@@ -1737,7 +1737,7 @@ siopintr (sc)
 	sc->sc_sstat0 = 0;
 
 #ifdef DEBUG
-	if (siop_debug & 1)
+	if (ssh_debug & 1)
 		printf ("%s: intr istat %x dstat %x sstat0 %x\n",
 		    sc->sc_dev.dv_xname, istat, dstat, sstat0);
 	if (!sc->sc_active) {
@@ -1747,7 +1747,7 @@ siopintr (sc)
 #endif
 
 #ifdef DEBUG
-	if (siop_debug & 5) {
+	if (ssh_debug & 5) {
 #if CACHECTL
 		/*cmmu_inval_cache(kvtop(&sc->sc_nexus->stat[0]),
 			sizeof(sc->sc_nexus->stat[0])); */
@@ -1756,32 +1756,32 @@ siopintr (sc)
 #endif
 		printf ("%s: intr istat %x dstat %x sstat0 %x dsps %x sbcl %x sts %x msg %x\n",
 		    sc->sc_dev.dv_xname, istat, dstat, sstat0,
-		    rp->siop_dsps,  rp->siop_sbcl,
+		    rp->ssh_dsps,  rp->ssh_sbcl,
 		    sc->sc_nexus->stat[0], sc->sc_nexus->msg[0]);
 	}
 #endif
-	if (sc->sc_flags & SIOP_INTDEFER) {
-		sc->sc_flags &= ~(SIOP_INTDEFER | SIOP_INTSOFF);
-		rp->siop_sien = sc->sc_sien;
-		rp->siop_dien = sc->sc_dien;
+	if (sc->sc_flags & SSH_INTDEFER) {
+		sc->sc_flags &= ~(SSH_INTDEFER | SSH_INTSOFF);
+		rp->ssh_sien = sc->sc_sien;
+		rp->ssh_dien = sc->sc_dien;
 	}
-	if (siop_checkintr (sc, istat, dstat, sstat0, &status)) {
+	if (ssh_checkintr (sc, istat, dstat, sstat0, &status)) {
 #if 1
 		if (status == 0xff)
-			printf ("siopintr: status == 0xff\n");
+			printf ("sshintr: status == 0xff\n");
 #endif
-		if ((sc->sc_flags & (SIOP_INTSOFF | SIOP_INTDEFER)) != SIOP_INTSOFF) {
+		if ((sc->sc_flags & (SSH_INTSOFF | SSH_INTDEFER)) != SSH_INTSOFF) {
 #if 0
-			if (rp->siop_sbcl & SIOP_BSY) {
+			if (rp->ssh_sbcl & SSH_BSY) {
 				printf ("%s: SCSI bus busy at completion",
 					sc->sc_dev.dv_xname);
 				printf(" targ %d sbcl %02x sfbr %x lcrc %02x dsp +%x\n",
 				    sc->sc_nexus->xs->sc_link->target,
-				    rp->siop_sbcl, rp->siop_sfbr, rp->siop_lcrc,
-				    rp->siop_dsp - sc->sc_scriptspa);
+				    rp->ssh_sbcl, rp->ssh_sfbr, rp->ssh_lcrc,
+				    rp->ssh_dsp - sc->sc_scriptspa);
 			}
 #endif
-			siop_scsidone(sc->sc_nexus, sc->sc_nexus->stat[0]);
+			ssh_scsidone(sc->sc_nexus, sc->sc_nexus->stat[0]);
 		}
 	}
 	splx(s);
@@ -1793,8 +1793,8 @@ siopintr (sc)
  * XXX fix this - nivas
  */
 void 
-scsi_period_to_siop (sc, target)
-	struct siop_softc *sc;
+scsi_period_to_ssh (sc, target)
+	struct ssh_softc *sc;
 	int target;
 {
 	int period, offset, sxfer, sbcl = 0;
@@ -1806,7 +1806,7 @@ scsi_period_to_siop (sc, target)
 	offset = sc->sc_nexus->msg[5];
 #ifdef DEBUG_SYNC
 	sxfer = 0;
-	if (offset <= SIOP_MAX_OFFSET)
+	if (offset <= SSH_MAX_OFFSET)
 		sxfer = offset;
 	for (i = 0; i < sizeof (sync_tab) / 2; ++i) {
 		if (period <= sync_tab[i].p) {
@@ -1815,7 +1815,7 @@ scsi_period_to_siop (sc, target)
 			break;
 		}
 	}
-	printf ("siop sync old: siop_sxfr %02x, siop_sbcl %02x\n", sxfer, sbcl);
+	printf ("ssh sync old: ssh_sxfr %02x, ssh_sbcl %02x\n", sxfer, sbcl);
 #endif
 	for (sbcl = 1; sbcl < 4; ++sbcl) {
 		sxfer = (period * 4 - 1) / sc->sc_tcp[sbcl] - 3;
@@ -1823,17 +1823,17 @@ scsi_period_to_siop (sc, target)
 			break;
 	}
 	if (sbcl > 3) {
-		printf("siop_sync: unable to compute sync params for period %dns\n",
+		printf("ssh_sync: unable to compute sync params for period %dns\n",
 		    period * 4);
 		/*
 		 * XXX need to pick a value we can do and renegotiate
 		 */
 		sxfer = sbcl = 0;
 	} else {
-		sxfer = (sxfer << 4) | ((offset <= SIOP_MAX_OFFSET) ?
-		    offset : SIOP_MAX_OFFSET);
+		sxfer = (sxfer << 4) | ((offset <= SSH_MAX_OFFSET) ?
+		    offset : SSH_MAX_OFFSET);
 #ifdef DEBUG_SYNC
-		printf("siop sync: params for period %dns: sxfer %x sbcl %x",
+		printf("ssh sync: params for period %dns: sxfer %x sbcl %x",
 		    period * 4, sxfer, sbcl);
 		printf(" actual period %dns\n",
 		    sc->sc_tcp[sbcl] * ((sxfer >> 4) + 4));
@@ -1842,31 +1842,31 @@ scsi_period_to_siop (sc, target)
 	sc->sc_sync[target].sxfer = sxfer;
 	sc->sc_sync[target].sbcl = sbcl;
 #ifdef DEBUG_SYNC
-	printf ("siop sync: siop_sxfr %02x, siop_sbcl %02x\n", sxfer, sbcl);
+	printf ("ssh sync: ssh_sxfr %02x, ssh_sbcl %02x\n", sxfer, sbcl);
 #endif
 }
 
 #ifdef DEBUG
 
-#if SIOP_TRACE_SIZE
+#if SSH_TRACE_SIZE
 void
-siop_dump_trace()
+ssh_dump_trace()
 {
 	int i;
 
-	printf("siop trace: next index %d\n", siop_trix);
-	i = siop_trix;
+	printf("ssh trace: next index %d\n", ssh_trix);
+	i = ssh_trix;
 	do {
-		printf("%3d: '%c' %02x %02x %02x\n", i, siop_trbuf[i],
-		    siop_trbuf[i + 1], siop_trbuf[i + 2], siop_trbuf[i + 3]);
-		i = (i + 4) & (SIOP_TRACE_SIZE - 1);
-	} while (i != siop_trix);
+		printf("%3d: '%c' %02x %02x %02x\n", i, ssh_trbuf[i],
+		    ssh_trbuf[i + 1], ssh_trbuf[i + 2], ssh_trbuf[i + 3]);
+		i = (i + 4) & (SSH_TRACE_SIZE - 1);
+	} while (i != ssh_trix);
 }
 #endif
 
 void
-siop_dump_acb(acb)
-	struct siop_acb *acb;
+ssh_dump_acb(acb)
+	struct ssh_acb *acb;
 {
 	u_char *b = (u_char *) &acb->cmd;
 	int i;
@@ -1888,44 +1888,44 @@ siop_dump_acb(acb)
 }
 
 void
-siop_dump(sc)
-	struct siop_softc *sc;
+ssh_dump(sc)
+	struct ssh_softc *sc;
 {
-	struct siop_acb *acb;
-	siop_regmap_p rp = sc->sc_siopp;
+	struct ssh_acb *acb;
+	ssh_regmap_p rp = sc->sc_sshp;
 	int s;
 	int i;
 
 	s = splbio();
-#if SIOP_TRACE_SIZE
-	siop_dump_trace();
+#if SSH_TRACE_SIZE
+	ssh_dump_trace();
 #endif
 	printf("%s@%p regs %p istat %x\n",
-	    sc->sc_dev.dv_xname, sc, rp, rp->siop_istat);
+	    sc->sc_dev.dv_xname, sc, rp, rp->ssh_istat);
 	if (acb = sc->free_list.tqh_first) {
 		printf("Free list:\n");
 		while (acb) {
-			siop_dump_acb(acb);
+			ssh_dump_acb(acb);
 			acb = acb->chain.tqe_next;
 		}
 	}
 	if (acb = sc->ready_list.tqh_first) {
 		printf("Ready list:\n");
 		while (acb) {
-			siop_dump_acb(acb);
+			ssh_dump_acb(acb);
 			acb = acb->chain.tqe_next;
 		}
 	}
 	if (acb = sc->nexus_list.tqh_first) {
 		printf("Nexus list:\n");
 		while (acb) {
-			siop_dump_acb(acb);
+			ssh_dump_acb(acb);
 			acb = acb->chain.tqe_next;
 		}
 	}
 	if (sc->sc_nexus) {
 		printf("Nexus:\n");
-		siop_dump_acb(sc->sc_nexus);
+		ssh_dump_acb(sc->sc_nexus);
 	}
 	for (i = 0; i < 8; ++i) {
 		if (sc->sc_tinfo[i].cmds > 2) {
diff --git a/sys/arch/mvme88k/dev/siop_script.out b/sys/arch/mvme88k/dev/ssh_script.out
index c6a91178fc8..c6a91178fc8 100644
--- a/sys/arch/mvme88k/dev/siop_script.out
+++ b/sys/arch/mvme88k/dev/ssh_script.out
diff --git a/sys/arch/mvme88k/dev/siop_script.ss b/sys/arch/mvme88k/dev/ssh_script.ss
index c107e71469b..c11fd3991f4 100644
--- a/sys/arch/mvme88k/dev/siop_script.ss
+++ b/sys/arch/mvme88k/dev/ssh_script.ss
@@ -1,4 +1,4 @@
-;	$OpenBSD: siop_script.ss,v 1.2 1998/12/15 05:52:31 smurph Exp $
+;	$OpenBSD: ssh_script.ss,v 1.1 2001/03/07 01:57:56 miod Exp $
 
 ;
 ; Copyright (c) 1995 Michael L. Hitch
diff --git a/sys/arch/mvme88k/dev/siopdma.c b/sys/arch/mvme88k/dev/sshdma.c
index 698793e0af8..14b892a5fa4 100644
--- a/sys/arch/mvme88k/dev/siopdma.c
+++ b/sys/arch/mvme88k/dev/sshdma.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: siopdma.c,v 1.3 2001/01/13 05:18:58 smurph Exp $ */
+/*	$OpenBSD: sshdma.c,v 1.1 2001/03/07 01:57:56 miod Exp $	*/
 
 /*
  * Copyright (c) 1996 Nivas Madhur
@@ -50,11 +50,11 @@
 #endif /* MVME187 */
 
 #if defined(MVME187)
-#include <mvme88k/dev/siopreg.h>
-#include <mvme88k/dev/siopvar.h>
+#include <mvme88k/dev/sshreg.h>
+#include <mvme88k/dev/sshvar.h>
 #else
-#include <mvme68k/dev/siopreg.h>
-#include <mvme68k/dev/siopvar.h>
+#include <mvme68k/dev/sshreg.h>
+#include <mvme68k/dev/sshvar.h>
 #endif /* defined(MVME187) */
 
 #if !defined(MVME187)
@@ -84,12 +84,12 @@ int	afscmatch	__P((struct device *, void *, void *));
 void	afscattach	__P((struct device *, struct device *, void *));
 
 int	afscprint	__P((void *auxp, char *));
-int	siopintr	__P((struct siop_softc *));
-int	afsc_dmaintr	__P((struct siop_softc *));
+int	sshintr	__P((struct ssh_softc *));
+int	afsc_dmaintr	__P((struct ssh_softc *));
 
 struct scsi_adapter afsc_scsiswitch = {
-	siop_scsicmd,
-	siop_minphys,
+	ssh_scsicmd,
+	ssh_minphys,
 	0,			/* no lun support */
 	0,			/* no lun support */
 };
@@ -101,12 +101,12 @@ struct scsi_device afsc_scsidev = {
 	NULL,		/* Use default done routine */
 };
 
-struct cfattach siop_ca = {
-        sizeof(struct siop_softc), afscmatch, afscattach,
+struct cfattach ssh_ca = {
+        sizeof(struct ssh_softc), afscmatch, afscattach,
 };    
  
-struct cfdriver siop_cd = {
-        NULL, "siop", DV_DULL, 0 
+struct cfdriver ssh_cd = {
+        NULL, "ssh", DV_DULL, 0 
 }; 
 
 int
@@ -119,7 +119,7 @@ afscmatch(pdp, vcf, args)
 	int ret;
 
 	if ((ret = badvaddr(IIOV(ca->ca_vaddr), 4)) <=0){
-	    printf("==> siop: failed address check returning %ld.\n", ret);
+	    printf("==> ssh: failed address check returning %ld.\n", ret);
 	    return(0);
 	}
 
@@ -131,17 +131,17 @@ afscattach(parent, self, auxp)
 	struct device *parent, *self;
 	void *auxp;
 {
-	struct siop_softc *sc = (struct siop_softc *)self;
+	struct ssh_softc *sc = (struct ssh_softc *)self;
 	struct confargs *ca = auxp;
-	siop_regmap_p rp;
+	ssh_regmap_p rp;
 	int tmp;
 	extern int cpuspeed;
 
-	sc->sc_siopp = rp = ca->ca_vaddr;
+	sc->sc_sshp = rp = ca->ca_vaddr;
 
 	/*
-	 * siop uses sc_clock_freq to define the dcntl & ctest7 reg values
-	 * (was 0x0221, but i added SIOP_CTEST7_SC0 for snooping control)
+	 * ssh uses sc_clock_freq to define the dcntl & ctest7 reg values
+	 * (was 0x0221, but i added SSH_CTEST7_SC0 for snooping control)
 	 * XXX does the clock frequency change for the 33MHz processors?
 	 */
 	sc->sc_clock_freq = cpuspeed * 2;
@@ -150,7 +150,7 @@ afscattach(parent, self, auxp)
 	if (cputyp == CPU_177)
 		sc->sc_clock_freq = cpuspeed;
 #endif
-	sc->sc_dcntl = SIOP_DCNTL_EA;
+	sc->sc_dcntl = SSH_DCNTL_EA;
 /*X*/	if (sc->sc_clock_freq <= 25)
 /*X*/		sc->sc_dcntl |= (2 << 6);
 /*X*/	else if (sc->sc_clock_freq <= 37)
@@ -160,15 +160,15 @@ afscattach(parent, self, auxp)
 /*X*/	else
 /*X*/		sc->sc_dcntl |= (3 << 6);
 
-	sc->sc_ctest0 = SIOP_CTEST0_BTD | SIOP_CTEST0_EAN;
+	sc->sc_ctest0 = SSH_CTEST0_BTD | SSH_CTEST0_EAN;
 
 #ifdef MVME187
 	/*
 	 * MVME187 doesn't implement snooping...
 	 */
-	sc->sc_ctest7 = SIOP_CTEST7_TT1;
+	sc->sc_ctest7 = SSH_CTEST7_TT1;
 #else
-	sc->sc_ctest7 = SIOP_CTEST7_SNOOP | SIOP_CTEST7_TT1 | SIOP_CTEST7_STD;
+	sc->sc_ctest7 = SSH_CTEST7_SNOOP | SSH_CTEST7_TT1 | SSH_CTEST7_STD;
 #endif /* MVME187 */
 
 	sc->sc_link.adapter_softc = sc;
@@ -181,7 +181,7 @@ afscattach(parent, self, auxp)
 	sc->sc_ih.ih_arg = sc;
 	sc->sc_ih.ih_ipl = ca->ca_ipl;
 
-	siopinitialize(sc);
+	sshinitialize(sc);
 
 	switch (ca->ca_bustype) {
 #if NMC > 0
@@ -248,16 +248,16 @@ afscprint(auxp, pnp)
 
 int
 afsc_dmaintr(sc)
-	struct siop_softc *sc;
+	struct ssh_softc *sc;
 {
-	siop_regmap_p rp;
+	ssh_regmap_p rp;
 	u_char	istat;
 
-	rp = sc->sc_siopp;
-	istat = rp->siop_istat;
-	if ((istat & (SIOP_ISTAT_SIP | SIOP_ISTAT_DIP)) == 0)
+	rp = sc->sc_sshp;
+	istat = rp->ssh_istat;
+	if ((istat & (SSH_ISTAT_SIP | SSH_ISTAT_DIP)) == 0)
 		return (0);
-	if ((rp->siop_sien | rp->siop_dien) == 0)
+	if ((rp->ssh_sien | rp->ssh_dien) == 0)
 		return (0);	/* no interrupts enabled */
 
 	/*
@@ -270,14 +270,14 @@ afsc_dmaintr(sc)
 	 * (may need to deal with stacked interrupts?)
 	 */
 	sc->sc_istat = istat;
-	if (istat & SIOP_ISTAT_SIP) {
-		sc->sc_sstat0 = rp->siop_sstat0;
+	if (istat & SSH_ISTAT_SIP) {
+		sc->sc_sstat0 = rp->ssh_sstat0;
 	}
-	if (istat & SIOP_ISTAT_DIP) {
+	if (istat & SSH_ISTAT_DIP) {
 		delay(3);
-		sc->sc_dstat = rp->siop_dstat;
+		sc->sc_dstat = rp->ssh_dstat;
 	}
-	siopintr(sc);
+	sshintr(sc);
 	sc->sc_intrcnt.ev_count++;
 	return (1);
 }
@@ -290,6 +290,6 @@ afsc_dump()
 
 	for (i = 0; i < afsccd.cd_ndevs; ++i)
 		if (afsccd.cd_devs[i])
-			siop_dump(afsccd.cd_devs[i]);
+			ssh_dump(afsccd.cd_devs[i]);
 }
 #endif
diff --git a/sys/arch/mvme88k/dev/sshreg.h b/sys/arch/mvme88k/dev/sshreg.h
new file mode 100644
index 00000000000..41a3407a1b2
--- /dev/null
+++ b/sys/arch/mvme88k/dev/sshreg.h
@@ -0,0 +1,336 @@
+/*	$OpenBSD: sshreg.h,v 1.1 2001/03/07 01:57:56 miod Exp $	*/
+
+/*
+ * Copyright (c) 1990 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.
+ *
+ *	@(#)sshreg.h	7.3 (Berkeley) 2/5/91
+ */
+
+/*
+ * NCR 53C710 SCSI interface hardware description.
+ *
+ * From the Mach scsi driver for the 53C700
+ */
+
+typedef struct {
+/*00*/	volatile unsigned char	ssh_sien;	/* rw: SCSI Interrupt Enable */
+/*01*/	volatile unsigned char	ssh_sdid;	/* rw: SCSI Destination ID */
+/*02*/	volatile unsigned char	ssh_scntl1;	/* rw: SCSI control reg 1 */
+/*03*/	volatile unsigned char	ssh_scntl0;	/* rw: SCSI control reg 0 */
+/*04*/	volatile unsigned char	ssh_socl;	/* rw: SCSI Output Control Latch */
+/*05*/	volatile unsigned char	ssh_sodl;	/* rw: SCSI Output Data Latch */
+/*06*/	volatile unsigned char	ssh_sxfer;	/* rw: SCSI Transfer reg */
+/*07*/	volatile unsigned char	ssh_scid;	/* rw: SCSI Chip ID reg */
+/*08*/	volatile unsigned char	ssh_sbcl;	/* ro: SCSI Bus Control Lines */
+/*09*/	volatile unsigned char	ssh_sbdl;	/* ro: SCSI Bus Data Lines */
+/*0a*/	volatile unsigned char	ssh_sidl;	/* ro: SCSI Input Data Latch */
+/*0b*/	volatile unsigned char	ssh_sfbr;	/* ro: SCSI First Byte Received */
+/*0c*/	volatile unsigned char	ssh_sstat2;	/* ro: SCSI status reg 2 */
+/*0d*/	volatile unsigned char	ssh_sstat1;	/* ro: SCSI status reg 1 */
+/*0e*/	volatile unsigned char	ssh_sstat0;	/* ro: SCSI status reg 0 */
+/*0f*/	volatile unsigned char	ssh_dstat;	/* ro: DMA status */
+/*10*/	volatile unsigned long	ssh_dsa;	/* rw: Data Structure Address */
+/*14*/	volatile unsigned char	ssh_ctest3;	/* ro: Chip test register 3 */
+/*15*/	volatile unsigned char	ssh_ctest2;	/* ro: Chip test register 2 */
+/*16*/	volatile unsigned char	ssh_ctest1;	/* ro: Chip test register 1 */
+/*17*/	volatile unsigned char	ssh_ctest0;	/* ro: Chip test register 0 */
+/*18*/	volatile unsigned char	ssh_ctest7;	/* rw: Chip test register 7 */
+/*19*/	volatile unsigned char	ssh_ctest6;	/* rw: Chip test register 6 */
+/*1a*/	volatile unsigned char	ssh_ctest5;	/* rw: Chip test register 5 */
+/*1b*/	volatile unsigned char	ssh_ctest4;	/* rw: Chip test register 4 */
+/*1c*/	volatile unsigned long	ssh_temp;	/* rw: Temporary Stack reg */
+/*20*/	volatile unsigned char	ssh_lcrc;	/* rw: LCRC value */
+/*21*/	volatile unsigned char	ssh_ctest8;	/* rw: Chip test register 8 */
+/*22*/	volatile unsigned char	ssh_istat;	/* rw: Interrupt Status reg */
+/*23*/	volatile unsigned char	ssh_dfifo;	/* rw: DMA FIFO */
+/*24*/	volatile unsigned char	ssh_dcmd;	/* rw: DMA Command Register */
+/*25*/	volatile unsigned char	ssh_dbc2;	/* rw: DMA Byte Counter reg */
+/*26*/	volatile unsigned char	ssh_dbc1;
+/*27*/	volatile unsigned char	ssh_dbc0;
+/*28*/	volatile unsigned long	ssh_dnad;	/* rw: DMA Next Address */
+/*2c*/	volatile unsigned long	ssh_dsp;	/* rw: DMA SCRIPTS Pointer reg */
+/*30*/	volatile unsigned long	ssh_dsps;	/* rw: DMA SCRIPTS Pointer Save reg */
+/*34*/	volatile unsigned long	ssh_scratch;	/* rw: Scratch Register */
+/*38*/	volatile unsigned char	ssh_dcntl;	/* rw: DMA Control reg */
+/*39*/	volatile unsigned char	ssh_dwt;	/* rw: DMA Watchdog Timer */
+/*3a*/	volatile unsigned char	ssh_dien;	/* rw: DMA Interrupt Enable */
+/*3b*/	volatile unsigned char	ssh_dmode;	/* rw: DMA Mode reg */
+/*3c*/	volatile unsigned long	ssh_adder;
+
+} ssh_regmap_t;
+typedef volatile ssh_regmap_t *ssh_regmap_p;
+
+/*
+ * Register defines
+ */
+
+/* Scsi control register 0 (scntl0) */
+
+#define	SSH_SCNTL0_ARB		0xc0	/* Arbitration mode */
+#	define	SSH_ARB_SIMPLE	0x00
+#	define	SSH_ARB_FULL	0xc0
+#define	SSH_SCNTL0_START	0x20	/* Start Sequence */
+#define	SSH_SCNTL0_WATN	0x10	/* (Select) With ATN */
+#define	SSH_SCNTL0_EPC		0x08	/* Enable Parity Checking */
+#define	SSH_SCNTL0_EPG		0x04	/* Enable Parity Generation */
+#define	SSH_SCNTL0_AAP		0x02	/* Assert ATN on Parity Error */
+#define	SSH_SCNTL0_TRG		0x01	/* Target Mode */
+
+/* Scsi control register 1 (scntl1) */
+
+#define	SSH_SCNTL1_EXC		0x80	/* Extra Clock Cycle of data setup */
+#define	SSH_SCNTL1_ADB		0x40	/* Assert Data Bus */
+#define	SSH_SCNTL1_ESR		0x20	/* Enable Selection/Reselection */
+#define	SSH_SCNTL1_CON		0x10	/* Connected */
+#define	SSH_SCNTL1_RST		0x08	/* Assert RST */
+#define	SSH_SCNTL1_AESP	0x04	/* Assert even SCSI parity */
+#define	SSH_SCNTL1_RES0	0x02	/* Reserved */
+#define	SSH_SCNTL1_RES1	0x01	/* Reserved */
+
+/* Scsi interrupt enable register (sien) */
+
+#define	SSH_SIEN_M_A		0x80	/* Phase Mismatch or ATN active */
+#define	SSH_SIEN_FCMP		0x40	/* Function Complete */
+#define	SSH_SIEN_STO		0x20	/* (Re)Selection timeout */
+#define	SSH_SIEN_SEL		0x10	/* (Re)Selected */
+#define	SSH_SIEN_SGE		0x08	/* SCSI Gross Error */
+#define	SSH_SIEN_UDC		0x04	/* Unexpected Disconnect */
+#define	SSH_SIEN_RST		0x02	/* RST asserted */
+#define	SSH_SIEN_PAR		0x01	/* Parity Error */
+
+/* Scsi chip ID (scid) */
+
+#define	SSH_SCID_VALUE(i)	(1<<i)
+
+/* Scsi transfer register (sxfer) */
+
+#define	SSH_SXFER_DHP		0x80	/* Disable Halt on Parity error/ ATN asserted */
+#define	SSH_SXFER_TP		0x70	/* Synch Transfer Period */
+					/* see specs for formulas:
+						Period = TCP * (4 + XFERP )
+						TCP = 1 + CLK + 1..2;
+					 */
+#define	SSH_SXFER_MO		0x0f	/* Synch Max Offset */
+#	define	SSH_MAX_OFFSET	8
+
+/* Scsi output data latch register (sodl) */
+
+/* Scsi output control latch register (socl) */
+
+#define	SSH_REQ		0x80	/* SCSI signal <x> asserted */
+#define	SSH_ACK		0x40
+#define	SSH_BSY		0x20
+#define	SSH_SEL		0x10
+#define	SSH_ATN		0x08
+#define	SSH_MSG		0x04
+#define	SSH_CD			0x02
+#define	SSH_IO			0x01
+
+#define	SSH_PHASE(socl)	SCSI_PHASE(socl)
+
+/* Scsi first byte received register (sfbr) */
+
+/* Scsi input data latch register (sidl) */
+
+/* Scsi bus data lines register (sbdl) */
+
+/* Scsi bus control lines register (sbcl).  Same as socl */
+
+/* DMA status register (dstat) */
+
+#define	SSH_DSTAT_DFE		0x80	/* DMA FIFO empty */
+#define	SSH_DSTAT_RES		0x40
+#define	SSH_DSTAT_BF		0x20	/* Bus fault */
+#define	SSH_DSTAT_ABRT		0x10	/* Aborted */
+#define	SSH_DSTAT_SSI		0x08	/* SCRIPT Single Step */
+#define	SSH_DSTAT_SIR		0x04	/* SCRIPT Interrupt Instruction */
+#define	SSH_DSTAT_WTD		0x02	/* Watchdog Timeout Detected */
+#define	SSH_DSTAT_IID		0x01	/* Invalid Instruction Detected */
+
+/* Scsi status register 0 (sstat0) */
+
+#define	SSH_SSTAT0_M_A		0x80	/* Phase Mismatch or ATN active */
+#define	SSH_SSTAT0_FCMP	0x40	/* Function Complete */
+#define	SSH_SSTAT0_STO		0x20	/* (Re)Selection timeout */
+#define	SSH_SSTAT0_SEL		0x10	/* (Re)Selected */
+#define	SSH_SSTAT0_SGE		0x08	/* SCSI Gross Error */
+#define	SSH_SSTAT0_UDC		0x04	/* Unexpected Disconnect */
+#define	SSH_SSTAT0_RST		0x02	/* RST asserted */
+#define	SSH_SSTAT0_PAR		0x01	/* Parity Error */
+
+/* Scsi status register 1 (sstat1) */
+
+#define	SSH_SSTAT1_ILF		0x80	/* Input latch (sidl) full */
+#define	SSH_SSTAT1_ORF		0x40	/* output reg (sodr) full */
+#define	SSH_SSTAT1_OLF		0x20	/* output latch (sodl) full */
+#define	SSH_SSTAT1_AIP		0x10	/* Arbitration in progress */
+#define	SSH_SSTAT1_LOA		0x08	/* Lost arbitration */
+#define	SSH_SSTAT1_WOA		0x04	/* Won arbitration */
+#define	SSH_SSTAT1_RST		0x02	/* SCSI RST current value */
+#define	SSH_SSTAT1_SDP		0x01	/* SCSI SDP current value */
+
+/* Scsi status register 2 (sstat2) */
+
+#define	SSH_SSTAT2_FF		0xf0	/* SCSI FIFO flags (bytecount) */
+#	define SSH_SCSI_FIFO_DEEP	8
+#define	SSH_SSTAT2_SDP		0x08	/* Latched (on REQ) SCSI SDP */
+#define	SSH_SSTAT2_MSG		0x04	/* Latched SCSI phase */
+#define	SSH_SSTAT2_CD		0x02
+#define	SSH_SSTAT2_IO		0x01
+
+/* Chip test register 0 (ctest0) */
+
+#define	SSH_CTEST0_RES0	0x80
+#define	SSH_CTEST0_BTD		0x40	/* Byte-to-byte Timer Disable */
+#define	SSH_CTEST0_GRP		0x20	/* Generate Receive Parity for Passthrough */
+#define	SSH_CTEST0_EAN		0x10	/* Enable Active Negation */
+#define	SSH_CTEST0_HSC		0x08	/* Halt SCSI clock */
+#define	SSH_CTEST0_ERF		0x04	/* Extend REQ/ACK Filtering */
+#define	SSH_CTEST0_RES1	0x02
+#define	SSH_CTEST0_DDIR	0x01	/* Xfer direction (1-> from SCSI bus) */
+
+/* Chip test register 1 (ctest1) */
+
+#define	SSH_CTEST1_FMT		0xf0	/* Byte empty in DMA FIFO bottom (high->byte3) */
+#define	SSH_CTEST1_FFL		0x0f	/* Byte full in DMA FIFO top, same */
+
+/* Chip test register 2 (ctest2) */
+
+#define	SSH_CTEST2_RES		0x80
+#define	SSH_CTEST2_SIGP	0x40	/* Signal process */
+#define	SSH_CTEST2_SOFF	0x20	/* Synch Offset compare (1-> zero Init, max Tgt */
+#define	SSH_CTEST2_SFP		0x10	/* SCSI FIFO Parity */
+#define	SSH_CTEST2_DFP		0x08	/* DMA FIFO Parity */
+#define	SSH_CTEST2_TEOP	0x04	/* True EOP (a-la 5380) */
+#define	SSH_CTEST2_DREQ	0x02	/* DREQ status */
+#define	SSH_CTEST2_DACK	0x01	/* DACK status */
+
+/* Chip test register 3 (ctest3) read-only, top of SCSI FIFO */
+
+/* Chip test register 4 (ctest4) */
+
+#define	SSH_CTEST4_MUX		0x80	/* Host bus multiplex mode */
+#define	SSH_CTEST4_ZMOD	0x40	/* High-impedance outputs */
+#define	SSH_CTEST4_SZM		0x20	/* ditto, SCSI "outputs" */
+#define	SSH_CTEST4_SLBE	0x10	/* SCSI loobpack enable */
+#define	SSH_CTEST4_SFWR	0x08	/* SCSI FIFO write enable (from sodl) */
+#define	SSH_CTEST4_FBL		0x07	/* DMA FIFO Byte Lane select (from ctest6)
+					   4->0, .. 7->3 */
+
+/* Chip test register 5 (ctest5) */
+
+#define	SSH_CTEST5_ADCK	0x80	/* Clock Address Incrementor */
+#define	SSH_CTEST5_BBCK	0x40	/* Clock Byte counter */
+#define	SSH_CTEST5_ROFF	0x20	/* Reset SCSI offset */
+#define	SSH_CTEST5_MASR	0x10	/* Master set/reset pulses (of bits 3-0) */
+#define	SSH_CTEST5_DDIR	0x08	/* (re)set internal DMA direction */
+#define	SSH_CTEST5_EOP		0x04	/* (re)set internal EOP */
+#define	SSH_CTEST5_DREQ	0x02	/* (re)set internal REQ */
+#define	SSH_CTEST5_DACK	0x01	/* (re)set internal ACK */
+
+/* Chip test register 6 (ctest6)  DMA FIFO access */
+
+/* Chip test register 7 (ctest7) */
+
+#define	SSH_CTEST7_CDIS	0x80	/* Cache burst disable */
+#define	SSH_CTEST7_SC1		0x40	/* Snoop control 1 */
+#define	SSH_CTEST7_SC0		0x20	/* Snoop contorl 0 */
+#define SSH_CTEST7_INHIBIT	(0 << 5)
+#define SSH_CTEST7_SNOOP	(1 << 5)
+#define SSH_CTEST7_INVAL	(2 << 5)
+#define SSH_CTEST7_RESV	(3 << 5)
+#define	SSH_CTEST7_STD		0x10	/* Selection timeout disable */
+#define	SSH_CTEST7_DFP		0x08	/* DMA FIFO parity bit */
+#define	SSH_CTEST7_EVP		0x04	/* Even parity (to host bus) */
+#define	SSH_CTEST7_TT1		0x02	/* Transfer type bit */
+#define	SSH_CTEST7_DIFF	0x01	/* Differential mode */
+
+/* DMA FIFO register (dfifo) */
+
+#define	SSH_DFIFO_RES		0x80
+#define	SSH_DFIFO_BO		0x7f	/* FIFO byte offset counter */
+
+/* Interrupt status register (istat) */
+
+#define	SSH_ISTAT_ABRT		0x80	/* Abort operation */
+#define	SSH_ISTAT_RST		0x40	/* Software reset */
+#define	SSH_ISTAT_SIGP		0x20	/* Signal process */
+#define	SSH_ISTAT_RES		0x10
+#define	SSH_ISTAT_CON		0x08	/* Connected */
+#define	SSH_ISTAT_RES1		0x04
+#define	SSH_ISTAT_SIP		0x02	/* SCSI Interrupt pending */
+#define	SSH_ISTAT_DIP		0x01	/* DMA Interrupt pending */
+
+/* Chip test register 8 (ctest8)
+
+#define	SSH_CTEST8_V		0xf0	/* Chip revision level */
+#define	SSH_CTEST8_FLF		0x08	/* Flush DMA FIFO */
+#define	SSH_CTEST8_CLF		0x04	/* Clear DMA and SCSI FIFOs */
+#define	SSH_CTEST8_FM		0x02	/* Fetch pin mode */
+#define	SSH_CTEST8_SM		0x01	/* Snoop pins mode */
+
+/* DMA Mode register (dmode) */
+
+#define	SSH_DMODE_BL_MASK	0xc0	/* 0->1 1->2 2->4 3->8 */
+#define	SSH_DMODE_FC		0x30	/* Function code */
+#define	SSH_DMODE_PD		0x08	/* Program/data */
+#define	SSH_DMODE_FAM		0x04	/* Fixed address mode */
+#define	SSH_DMODE_U0		0x02	/* User programmable transfer type */
+#define	SSH_DMODE_MAN		0x01	/* Manual start mode */
+
+/* DMA interrupt enable register (dien) */
+
+#define	SSH_DIEN_RES		0xc0
+#define	SSH_DIEN_BF		0x20	/* On Bus Fault */
+#define	SSH_DIEN_ABRT		0x10	/* On Abort */
+#define	SSH_DIEN_SSI		0x08	/* On SCRIPTS sstep */
+#define	SSH_DIEN_SIR		0x04	/* On SCRIPTS intr instruction */
+#define	SSH_DIEN_WTD		0x02	/* On watchdog timeout */
+#define	SSH_DIEN_IID		0x01	/* On illegal instruction detected */
+
+/* DMA control register (dcntl) */
+
+#define	SSH_DCNTL_CF_MASK	0xc0	/* Clock frequency dividers:
+						0 --> 37.51..50.00 Mhz, div=2
+						1 --> 25.01..37.50 Mhz, div=1.5
+						2 --> 16.67..25.00 Mhz, div=1
+						3 --> 50.01..66.67 Mhz, div=3
+					 */
+#define	SSH_DCNTL_EA		0x20	/* Enable ack */
+#define	SSH_DCNTL_SSM		0x10	/* Single step mode */
+#define	SSH_DCNTL_LLM		0x08	/* Enable SCSI Low-level mode */
+#define	SSH_DCNTL_STD		0x04	/* Start DMA operation */
+#define	SSH_DCNTL_FA		0x02	/* Fast arbitration */
+#define	SSH_DCNTL_COM		0x01	/* 53C700 compatibility */
diff --git a/sys/arch/mvme88k/dev/siopvar.h b/sys/arch/mvme88k/dev/sshvar.h
index 0e61b358401..f5067562611 100644
--- a/sys/arch/mvme88k/dev/siopvar.h
+++ b/sys/arch/mvme88k/dev/sshvar.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: siopvar.h,v 1.2 1998/12/15 05:52:31 smurph Exp $ */
+/*	$OpenBSD: sshvar.h,v 1.1 2001/03/07 01:57:56 miod Exp $	*/
 
 /*
  * Copyright (c) 1995 Theo de Raadt
@@ -36,10 +36,10 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- *	@(#)siopvar.h	7.1 (Berkeley) 5/8/90
+ *	@(#)sshvar.h	7.1 (Berkeley) 5/8/90
  */
-#ifndef _SIOPVAR_H_
-#define _SIOPVAR_H_
+#ifndef _SSHVAR_H_
+#define _SSHVAR_H_
 
 /*
  * The largest single request will be MAXPHYS bytes which will require
@@ -52,7 +52,7 @@
 /*
  * Data Structure for SCRIPTS program
  */
-struct siop_ds {
+struct ssh_ds {
 /*00*/	long	scsi_addr;		/* SCSI ID & sync */
 /*04*/	long	idlen;			/* Identify message */
 /*08*/	char	*idbuf;
@@ -82,8 +82,8 @@ struct siop_ds {
  * We'll generally update: xs->{flags,resid,error,sense,status} and
  * occasionally xs->retries.
  */
-struct siop_acb {
-/*00*/	TAILQ_ENTRY(siop_acb) chain;
+struct ssh_acb {
+/*00*/	TAILQ_ENTRY(ssh_acb) chain;
 /*08*/	struct scsi_xfer *xs;	/* SCSI xfer ctrl block from above */
 /*0c*/	int		flags;	/* Status */
 #define ACB_FREE	0x00
@@ -91,7 +91,7 @@ struct siop_acb {
 #define ACB_DONE	0x04
 #define ACB_CHKSENSE	0x08
 /*10*/	struct scsi_generic cmd;  /* SCSI command block */
-/*1c*/	struct siop_ds ds;
+/*1c*/	struct ssh_ds ds;
 /*a0*/	void	*iob_buf;
 /*a4*/	u_long	iob_curbuf;
 /*a8*/	u_long	iob_len, iob_curlen;
@@ -110,7 +110,7 @@ struct siop_acb {
  * probably have been a "per target+lunit" structure, but we'll leave it at
  * this for now.  Is there a way to reliably hook it up to sc->fordriver??
  */
-struct siop_tinfo {
+struct ssh_tinfo {
 	int	cmds;		/* #commands processed */
 	int	dconns;		/* #disconnects */
 	int	touts;		/* #timeouts */
@@ -122,7 +122,7 @@ struct siop_tinfo {
 	u_char  offset;		/* Offset suggestion */
 } tinfo_t;
 
-struct	siop_softc {
+struct	ssh_softc {
 	struct	device sc_dev;
 	struct	intrhand sc_ih;
 	struct	evcnt sc_intrcnt;
@@ -134,18 +134,18 @@ struct	siop_softc {
 	u_long	sc_intcode;
 	struct	scsi_link sc_link;	/* proto for sub devices */
 	u_long	sc_scriptspa;		/* physical address of scripts */
-	siop_regmap_p	sc_siopp;	/* the SIOP */
+	ssh_regmap_p	sc_sshp;	/* the SSH */
 	u_long	sc_active;		/* number of active I/O's */
 
 	/* Lists of command blocks */
-	TAILQ_HEAD(acb_list, siop_acb) free_list,
+	TAILQ_HEAD(acb_list, ssh_acb) free_list,
 				       ready_list,
 				       nexus_list;
 
-	struct siop_acb *sc_nexus;	/* current command */
-#define SIOP_NACB 8
-	struct siop_acb *sc_acb;	/* the real command blocks */
-	struct siop_tinfo sc_tinfo[8];
+	struct ssh_acb *sc_nexus;	/* current command */
+#define SSH_NACB 8
+	struct ssh_acb *sc_acb;	/* the real command blocks */
+	struct ssh_tinfo sc_tinfo[8];
 
 	u_short	sc_clock_freq;
 	u_char	sc_dcntl;
@@ -165,10 +165,10 @@ struct	siop_softc {
 };
 
 /* sc_flags */
-#define	SIOP_INTSOFF	0x80	/* Interrupts turned off */
-#define	SIOP_INTDEFER	0x40	/* Level 6 interrupt has been deferred */
-#define	SIOP_ALIVE	0x01	/* controller initialized */
-#define SIOP_SELECTED	0x04	/* bus is in selected state. Needed for
+#define	SSH_INTSOFF	0x80	/* Interrupts turned off */
+#define	SSH_INTDEFER	0x40	/* Level 6 interrupt has been deferred */
+#define	SSH_ALIVE	0x01	/* controller initialized */
+#define SSH_SELECTED	0x04	/* bus is in selected state. Needed for
 				   correct abort procedure. */
 
 /* sync states */
@@ -198,7 +198,7 @@ struct	siop_softc {
 #define	STS_INTERMED	0x10	/* Intermediate status sent */
 #define	STS_EXT		0x80	/* Extended status valid */
 
-void siop_minphys __P((struct buf *bp));
-int siop_scsicmd __P((struct scsi_xfer *));
+void ssh_minphys __P((struct buf *bp));
+int ssh_scsicmd __P((struct scsi_xfer *));
 
-#endif /* _SIOPVAR_H */
+#endif /* _SSHVAR_H */
diff --git a/sys/arch/mvme88k/dev/vsvar.h b/sys/arch/mvme88k/dev/vsvar.h
index 56440eb28c3..367719b7295 100644
--- a/sys/arch/mvme88k/dev/vsvar.h
+++ b/sys/arch/mvme88k/dev/vsvar.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: vsvar.h,v 1.2 2001/02/01 03:38:16 smurph Exp $ */
+/*	$OpenBSD: vsvar.h,v 1.3 2001/03/07 01:57:56 miod Exp $ */
 /*
  * Copyright (c) 1999 Steve Murphree, Jr.
  * Copyright (c) 1990 The Regents of the University of California.
@@ -124,8 +124,8 @@ struct  vs_softc {
 	u_long  sc_chnl;		/* channel 0 or 1 for dual bus cards */
 	u_long  sc_qhp;			/* Command queue head pointer */
 	struct   vsreg  *sc_vsreg;
-#define SIOP_NACB 8
-	struct vs_tinfo sc_tinfo[8];
+#define SSH_NACB 8
+	struct vs_tinfo sc_tinfo[SSH_NACB];
 	u_char  sc_flags;
 	u_char  sc_sien;
 	u_char  sc_dien;