/* * Data structures and definitions for the CAM system. * * Copyright (c) 1997 Justin T. Gibbs. * Copyright (c) 2000 Adaptec Inc. * 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, *    without modification. * 2. The name of the author may not be used to endorse or promote products *    derived from this software without specific prior written permission. * * Alternatively, this software may be distributed under the terms of the * GNU General Public License ("GPL"). * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. * * $Id: cam.h,v 1.1.1.1 2004/02/04 12:57:05 laputa Exp $ */#ifndef _AIC7XXX_CAM_H#define _AIC7XXX_CAM_H 1/* Provide a mapping from CAM constructs to Linux SCSI constructs */#define	CAM_BUS_WILDCARD ((u_int)~0)#define	CAM_TARGET_WILDCARD ((u_int)~0)#define	CAM_LUN_WILDCARD ((u_int)~0)/* CAM Status field values */typedef enum {	/* CCB request is in progress */	CAM_REQ_INPROG		= 0x3F, /* Some value unused by Linux */	/* CCB request completed without error */	CAM_REQ_CMP		= DID_OK,	/* CCB request aborted by the host */	CAM_REQ_ABORTED		= DID_ABORT,	/* Unable to abort CCB request */	CAM_UA_ABORT		= DID_ERROR,	/* CCB request completed with an error */	CAM_REQ_CMP_ERR		= DID_ERROR,	/* CAM subsytem is busy */	CAM_BUSY		= DID_BUS_BUSY,	/* CCB request was invalid */	CAM_REQ_INVALID		= DID_BAD_TARGET,	/* Supplied Path ID is invalid */	CAM_PATH_INVALID	= DID_BAD_TARGET,	/* Target Selection Timeout */	CAM_SEL_TIMEOUT		= DID_NO_CONNECT,	/* Command timeout */	CAM_CMD_TIMEOUT		= DID_ERROR, /*					      * Should never occur in Linux					      * as the upper level code					      * handles all timeout processing.					      */	/* SCSI error, look at error code in CCB */	CAM_SCSI_STATUS_ERROR	= DID_OK, /* Linux looks at status byte */	/* SCSI Bus Reset Sent/Received */	CAM_SCSI_BUS_RESET	= DID_RESET,	/* Uncorrectable parity error occurred */	CAM_UNCOR_PARITY	= DID_PARITY,	/* Autosense: request sense cmd fail */	CAM_AUTOSENSE_FAIL	= DID_ERROR,	/* No HBA Detected Error */	CAM_NO_HBA		= DID_ERROR,	/* Data Overrun error */	CAM_DATA_RUN_ERR	= DID_ERROR,	/* Unexpected Bus Free */	CAM_UNEXP_BUSFREE	= DID_ERROR,	/* CCB length supplied is inadequate */	CAM_CCB_LEN_ERR		= DID_ERROR,	/* Unable to provide requested capability */	CAM_PROVIDE_FAIL	= DID_ERROR,	/* A SCSI BDR msg was sent to target */	CAM_BDR_SENT		= DID_RESET,	/* CCB request terminated by the host */	CAM_REQ_TERMIO		= DID_ERROR,	/* Unrecoverable Host Bus Adapter Error */	CAM_UNREC_HBA_ERROR	= DID_ERROR,	/* The request was too large for this host */	CAM_REQ_TOO_BIG		= DID_ERROR,	/*	 * This request should be requeued to preserve	 * transaction ordering.  This typically occurs	 * when the SIM recognizes an error that should	 * freeze the queue and must place additional	 * requests for the target at the sim level	 * back into the XPT queue.	 */	CAM_REQUEUE_REQ		= DID_BUS_BUSY,	CAM_STATUS_MASK		= 0x3F} cam_status;#if LINUX_VERSION_CODE < KERNEL_VERSION(2,3,0)#define	SCSI_DATA_READ	1#define	SCSI_DATA_WRITE 2#define SCSI_DATA_NONE  3#endif/* * Definitions for the asynchronous callback CCB fields. */typedef enum {	AC_GETDEV_CHANGED	= 0x800,/* Getdev info might have changed */	AC_INQ_CHANGED		= 0x400,/* Inquiry info might have changed */	AC_TRANSFER_NEG		= 0x200,/* New transfer settings in effect */	AC_LOST_DEVICE		= 0x100,/* A device went away */	AC_FOUND_DEVICE		= 0x080,/* A new device was found */	AC_PATH_DEREGISTERED	= 0x040,/* A path has de-registered */	AC_PATH_REGISTERED	= 0x020,/* A new path has been registered */	AC_SENT_BDR		= 0x010,/* A BDR message was sent to target */	AC_SCSI_AEN		= 0x008,/* A SCSI AEN has been received */	AC_UNSOL_RESEL		= 0x002,/* Unsolicited reselection occurred */	AC_BUS_RESET		= 0x001 /* A SCSI bus reset occurred */} ac_code;typedef enum {	CAM_DIR_IN		= SCSI_DATA_READ,	CAM_DIR_OUT		= SCSI_DATA_WRITE,	CAM_DIR_NONE		= SCSI_DATA_NONE} ccb_flags;#endif /* _AIC7XXX_CAM_H */