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111 lines
4.5 KiB
111 lines
4.5 KiB
/* |
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* Data structures and definitions for the CAM system. |
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* |
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* Copyright (c) 1997 Justin T. Gibbs. |
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* Copyright (c) 2000 Adaptec Inc. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions, and the following disclaimer, |
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* without modification. |
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* 2. The name of the author may not be used to endorse or promote products |
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* derived from this software without specific prior written permission. |
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* |
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* Alternatively, this software may be distributed under the terms of the |
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* GNU General Public License ("GPL"). |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR |
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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* SUCH DAMAGE. |
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* |
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* $Id: //depot/aic7xxx/linux/drivers/scsi/aic7xxx/cam.h#15 $ |
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*/ |
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#ifndef _AIC7XXX_CAM_H |
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#define _AIC7XXX_CAM_H 1 |
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#include <linux/types.h> |
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#define CAM_BUS_WILDCARD ((u_int)~0) |
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#define CAM_TARGET_WILDCARD ((u_int)~0) |
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#define CAM_LUN_WILDCARD ((u_int)~0) |
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/* CAM Status field values */ |
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typedef enum { |
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CAM_REQ_INPROG, /* CCB request is in progress */ |
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CAM_REQ_CMP, /* CCB request completed without error */ |
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CAM_REQ_ABORTED, /* CCB request aborted by the host */ |
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CAM_UA_ABORT, /* Unable to abort CCB request */ |
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CAM_REQ_CMP_ERR, /* CCB request completed with an error */ |
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CAM_BUSY, /* CAM subsystem is busy */ |
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CAM_REQ_INVALID, /* CCB request was invalid */ |
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CAM_PATH_INVALID, /* Supplied Path ID is invalid */ |
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CAM_SEL_TIMEOUT, /* Target Selection Timeout */ |
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CAM_CMD_TIMEOUT, /* Command timeout */ |
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CAM_SCSI_STATUS_ERROR, /* SCSI error, look at error code in CCB */ |
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CAM_SCSI_BUS_RESET, /* SCSI Bus Reset Sent/Received */ |
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CAM_UNCOR_PARITY, /* Uncorrectable parity error occurred */ |
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CAM_AUTOSENSE_FAIL, /* Autosense: request sense cmd fail */ |
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CAM_NO_HBA, /* No HBA Detected Error */ |
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CAM_DATA_RUN_ERR, /* Data Overrun error */ |
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CAM_UNEXP_BUSFREE, /* Unexpected Bus Free */ |
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CAM_SEQUENCE_FAIL, /* Protocol Violation */ |
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CAM_CCB_LEN_ERR, /* CCB length supplied is inadequate */ |
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CAM_PROVIDE_FAIL, /* Unable to provide requested capability */ |
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CAM_BDR_SENT, /* A SCSI BDR msg was sent to target */ |
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CAM_REQ_TERMIO, /* CCB request terminated by the host */ |
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CAM_UNREC_HBA_ERROR, /* Unrecoverable Host Bus Adapter Error */ |
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CAM_REQ_TOO_BIG, /* The request was too large for this host */ |
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CAM_UA_TERMIO, /* Unable to terminate I/O CCB request */ |
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CAM_MSG_REJECT_REC, /* Message Reject Received */ |
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CAM_DEV_NOT_THERE, /* SCSI Device Not Installed/there */ |
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CAM_RESRC_UNAVAIL, /* Resource Unavailable */ |
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/* |
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* This request should be requeued to preserve |
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* transaction ordering. This typically occurs |
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* when the SIM recognizes an error that should |
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* freeze the queue and must place additional |
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* requests for the target at the sim level |
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* back into the XPT queue. |
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*/ |
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CAM_REQUEUE_REQ, |
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CAM_DEV_QFRZN = 0x40, |
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CAM_STATUS_MASK = 0x3F |
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} cam_status; |
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/* |
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* Definitions for the asynchronous callback CCB fields. |
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*/ |
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typedef enum { |
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AC_GETDEV_CHANGED = 0x800,/* Getdev info might have changed */ |
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AC_INQ_CHANGED = 0x400,/* Inquiry info might have changed */ |
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AC_TRANSFER_NEG = 0x200,/* New transfer settings in effect */ |
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AC_LOST_DEVICE = 0x100,/* A device went away */ |
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AC_FOUND_DEVICE = 0x080,/* A new device was found */ |
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AC_PATH_DEREGISTERED = 0x040,/* A path has de-registered */ |
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AC_PATH_REGISTERED = 0x020,/* A new path has been registered */ |
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AC_SENT_BDR = 0x010,/* A BDR message was sent to target */ |
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AC_SCSI_AEN = 0x008,/* A SCSI AEN has been received */ |
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AC_UNSOL_RESEL = 0x002,/* Unsolicited reselection occurred */ |
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AC_BUS_RESET = 0x001 /* A SCSI bus reset occurred */ |
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} ac_code; |
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typedef enum { |
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CAM_DIR_IN = DMA_FROM_DEVICE, |
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CAM_DIR_OUT = DMA_TO_DEVICE, |
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CAM_DIR_NONE = DMA_NONE, |
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} ccb_flags; |
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#endif /* _AIC7XXX_CAM_H */
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