xref: /src/sys/dev/ic/isp_netbsd.h

/* $NetBSD: isp_netbsd.h,v 1.12.4.2 1999/08/02 21:59:05 thorpej Exp $ */
/* release_6_5_99 */
/*
 * NetBSD Specific definitions for the Qlogic ISP Host Adapter
 * Matthew Jacob <mjacob (at) nas.nasa.gov>
 */
/*
 * Copyright (C) 1997, 1998, 1999 National Aeronautics & Space Administration
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
 */
#ifndef	_ISP_NETBSD_H
#define	_ISP_NETBSD_H

#include <sys/types.h>
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/errno.h>
#include <sys/ioctl.h>
#include <sys/device.h>
#include <sys/malloc.h>
#include <sys/buf.h>
#include <sys/proc.h>
#include <sys/user.h>


#include <dev/scsipi/scsi_all.h>
#include <dev/scsipi/scsipi_all.h>
#include <dev/scsipi/scsiconf.h>

#include <dev/scsipi/scsi_message.h>
#include <dev/scsipi/scsipi_debug.h>

#include <vm/vm.h>
#include <vm/vm_param.h>
#include <vm/pmap.h>

#include "opt_isp.h"

#define	ISP_PLATFORM_VERSION_MAJOR	0
#define	ISP_PLATFORM_VERSION_MINOR	996

#define	ISP_SCSI_XFER_T		struct scsipi_xfer
struct isposinfo {
	struct device		_dev;
	struct scsipi_link	_link;
	struct scsipi_link	_link_b;
	struct scsipi_adapter   _adapter;
	int			seed;
	int			blocked;
	TAILQ_HEAD(, scsipi_xfer) waitq;
};
#define	MAXISPREQUEST	256
#ifdef	ISP2100_FABRIC
#define	ISP2100_SCRLEN		0x400
#else
#define	ISP2100_SCRLEN		0x100
#endif

#include <dev/ic/ispreg.h>
#include <dev/ic/ispvar.h>
#include <dev/ic/ispmbox.h>

#define	PRINTF			printf
#define	IDPRINTF(lev, x)	if (isp->isp_dblev >= lev) printf x

#define	MEMZERO			bzero
#define	MEMCPY(dst, src, count)	bcopy((src), (dst), (count))
#ifdef	__alpha__
#define	MemoryBarrier	alpha_mb
#else
#define	MemoryBarrier()
#endif

#define	DMA_MSW(x)	(((x) >> 16) & 0xffff)
#define	DMA_LSW(x)	(((x) & 0xffff))

#if	defined(SCSIDEBUG)
#define	DFLT_DBLEVEL		3
#else
#if	defined(DEBUG)
#define	DFLT_DBLEVEL		2
#else
#define	DFLT_DBLEVEL		1
#endif
#endif

#define	ISP_LOCKVAL_DECL	int isp_spl_save
#define	ISP_ILOCKVAL_DECL	ISP_LOCKVAL_DECL
#define	ISP_LOCK(x)		isp_spl_save = splbio()
#define	ISP_UNLOCK(x)		(void) splx(isp_spl_save)
#define	ISP_ILOCK		ISP_LOCK
#define	ISP_IUNLOCK		ISP_UNLOCK


#define	XS_NULL(xs)		xs == NULL || xs->sc_link == NULL
#define	XS_ISP(xs)		(xs)->sc_link->adapter_softc
#define	XS_LUN(xs)		((int) (xs)->sc_link->scsipi_scsi.lun)
#define	XS_TGT(xs)		((int) (xs)->sc_link->scsipi_scsi.target)
#define	XS_CHANNEL(xs)		\
    (((xs)->sc_link == &(((struct ispsoftc *)XS_ISP(xs))->isp_osinfo._link_b))?\
    1 : 0)
#define	XS_RESID(xs)		(xs)->resid
#define	XS_XFRLEN(xs)		(xs)->datalen
#define	XS_CDBLEN(xs)		(xs)->cmdlen
#define	XS_CDBP(xs)		((caddr_t) (xs)->cmd)
#define	XS_STS(xs)		(xs)->status
#define	XS_TIME(xs)		(xs)->timeout
#define	XS_SNSP(xs)		(&(xs)->sense.scsi_sense)
#define	XS_SNSLEN(xs)		(sizeof (xs)->sense.scsi_sense)
#define	XS_SNSKEY(xs)		((xs)->sense.scsi_sense.flags)

#define	HBA_NOERROR		XS_NOERROR
#define	HBA_BOTCH		XS_DRIVER_STUFFUP
#define	HBA_CMDTIMEOUT		XS_TIMEOUT
#define	HBA_SELTIMEOUT		XS_SELTIMEOUT
#define	HBA_TGTBSY		XS_BUSY
#ifdef	XS_RESET
#define	HBA_BUSRESET		XS_RESET
#else
#define	HBA_BUSRESET		XS_DRIVER_STUFFUP
#endif
#define	HBA_ABORTED		XS_DRIVER_STUFFUP
#define	HBA_DATAOVR		XS_DRIVER_STUFFUP
#define	HBA_ARQFAIL		XS_DRIVER_STUFFUP

#define	XS_SNS_IS_VALID(xs)	(xs)->error = XS_SENSE
#define	XS_IS_SNS_VALID(xs)	((xs)->error == XS_SENSE)

#define	XS_INITERR(xs)		(xs)->error = 0
#define	XS_SETERR(xs, v)	(xs)->error = v
#define	XS_ERR(xs)		(xs)->error
#define	XS_NOERR(xs)		(xs)->error == XS_NOERROR

#define	XS_CMD_DONE(xs)		(xs)->flags |= ITSDONE, scsipi_done(xs)
#define	XS_IS_CMD_DONE(xs)	(((xs)->flags & ITSDONE) != 0)

/*
 * We use whether or not we're a polled command to decide about tagging.
 */
#define	XS_CANTAG(xs)		(((xs)->flags & SCSI_POLL) != 0)

/*
 * This is our default tag (ordered).
 */
#define	XS_KINDOF_TAG(xs)	\
	(((xs)->flags & SCSI_URGENT)? REQFLAG_HTAG : REQFLAG_STAG)

#define	CMD_COMPLETE		COMPLETE
#define	CMD_EAGAIN		TRY_AGAIN_LATER
#define	CMD_QUEUED		SUCCESSFULLY_QUEUED



#define	isp_name	isp_osinfo._dev.dv_xname
#define	isp_unit	isp_osinfo._dev.dv_unit

#define	SCSI_QFULL	0x28


#define	SYS_DELAY(x)	delay(x)

#define	WATCH_INTERVAL	30

#define	FC_FW_READY_DELAY	(12 * 1000000)
#define	DEFAULT_LOOPID(x)	108
#define	DEFAULT_WWN(x)		(0x1000beed00000000LL + (x)->isp_osinfo.seed)

extern void isp_attach __P((struct ispsoftc *));
extern void isp_uninit __P((struct ispsoftc *));

static inline void isp_prtstst(ispstatusreq_t *sp)
{
	char buf[128];
	sprintf(buf, "states->");
	if (sp->req_state_flags & RQSF_GOT_BUS)
		sprintf(buf, "%s%s", buf, "GOT_BUS ");
	if (sp->req_state_flags & RQSF_GOT_TARGET)
		sprintf(buf, "%s%s", buf, "GOT_TGT ");
	if (sp->req_state_flags & RQSF_SENT_CDB)
		sprintf(buf, "%s%s", buf, "SENT_CDB ");
	if (sp->req_state_flags & RQSF_XFRD_DATA)
		sprintf(buf, "%s%s", buf, "XFRD_DATA ");
	if (sp->req_state_flags & RQSF_GOT_STATUS)
		sprintf(buf, "%s%s", buf, "GOT_STS ");
	if (sp->req_state_flags & RQSF_GOT_SENSE)
		sprintf(buf, "%s%s", buf, "GOT_SNS ");
	if (sp->req_state_flags & RQSF_XFER_COMPLETE)
		sprintf(buf, "%s%s", buf, "XFR_CMPLT ");
	sprintf(buf, "%s%s", buf, "\n");
	sprintf(buf, "%s%s", buf, "status->");
	if (sp->req_status_flags & RQSTF_DISCONNECT)
		sprintf(buf, "%s%s", buf, "Disconnect ");
	if (sp->req_status_flags & RQSTF_SYNCHRONOUS)
		sprintf(buf, "%s%s", buf, "Sync_xfr ");
	if (sp->req_status_flags & RQSTF_PARITY_ERROR)
		sprintf(buf, "%s%s", buf, "Parity ");
	if (sp->req_status_flags & RQSTF_BUS_RESET)
		sprintf(buf, "%s%s", buf, "Bus_Reset ");
	if (sp->req_status_flags & RQSTF_DEVICE_RESET)
		sprintf(buf, "%s%s", buf, "Device_Reset ");
	if (sp->req_status_flags & RQSTF_ABORTED)
		sprintf(buf, "%s%s", buf, "Aborted ");
	if (sp->req_status_flags & RQSTF_TIMEOUT)
		sprintf(buf, "%s%s", buf, "Timeout ");
	if (sp->req_status_flags & RQSTF_NEGOTIATION)
		sprintf(buf, "%s%s", buf, "Negotiation ");
	printf("%s\n", buf);
}

static inline const char *isp2100_fw_statename(int state)
{
	static char buf[16];
	switch(state) {
	case FW_CONFIG_WAIT:	return "Config Wait";
	case FW_WAIT_AL_PA:	return "Waiting for AL_PA";
	case FW_WAIT_LOGIN:	return "Wait Login";
	case FW_READY:		return "Ready";
	case FW_LOSS_OF_SYNC:	return "Loss Of Sync";
	case FW_ERROR:		return "Error";
	case FW_REINIT:		return "Re-Init";
	case FW_NON_PART:	return "Nonparticipating";
	default:
		sprintf(buf, "0x%x", state);
		return buf;
    }
}

static inline const char *isp2100_pdb_statename(int pdb_state)
{
	static char buf[16];
	switch(pdb_state) {
	case PDB_STATE_DISCOVERY:	return "Port Discovery";
	case PDB_STATE_WDISC_ACK:	return "Waiting Port Discovery ACK";
	case PDB_STATE_PLOGI:		return "Port Login";
	case PDB_STATE_PLOGI_ACK:	return "Wait Port Login ACK";
	case PDB_STATE_PRLI:		return "Process Login";
	case PDB_STATE_PRLI_ACK:	return "Wait Process Login ACK";
	case PDB_STATE_LOGGED_IN:	return "Logged In";
	case PDB_STATE_PORT_UNAVAIL:	return "Port Unavailable";
	case PDB_STATE_PRLO:		return "Process Logout";
	case PDB_STATE_PRLO_ACK:	return "Wait Process Logout ACK";
	case PDB_STATE_PLOGO:		return "Port Logout";
	case PDB_STATE_PLOG_ACK:	return "Wait Port Logout ACK";
	default:
		sprintf(buf, "0x%x", pdb_state);
		return buf;
	}
}
#endif	/* _ISP_NETBSD_H */