--- /dev/null
+/*
+ * 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: //depot/aic7xxx/linux/drivers/scsi/aic7xxx/cam.h#15 $
+ */
+
+#ifndef _AIC7XXX_CAM_H
+#define _AIC7XXX_CAM_H 1
+
+#include <linux/types.h>
+
+#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 {
+ CAM_REQ_INPROG, /* CCB request is in progress */
+ CAM_REQ_CMP, /* CCB request completed without error */
+ CAM_REQ_ABORTED, /* CCB request aborted by the host */
+ CAM_UA_ABORT, /* Unable to abort CCB request */
+ CAM_REQ_CMP_ERR, /* CCB request completed with an error */
+ CAM_BUSY, /* CAM subsystem is busy */
+ CAM_REQ_INVALID, /* CCB request was invalid */
+ CAM_PATH_INVALID, /* Supplied Path ID is invalid */
+ CAM_SEL_TIMEOUT, /* Target Selection Timeout */
+ CAM_CMD_TIMEOUT, /* Command timeout */
+ CAM_SCSI_STATUS_ERROR, /* SCSI error, look at error code in CCB */
+ CAM_SCSI_BUS_RESET, /* SCSI Bus Reset Sent/Received */
+ CAM_UNCOR_PARITY, /* Uncorrectable parity error occurred */
+ CAM_AUTOSENSE_FAIL, /* Autosense: request sense cmd fail */
+ CAM_NO_HBA, /* No HBA Detected Error */
+ CAM_DATA_RUN_ERR, /* Data Overrun error */
+ CAM_UNEXP_BUSFREE, /* Unexpected Bus Free */
+ CAM_SEQUENCE_FAIL, /* Protocol Violation */
+ CAM_CCB_LEN_ERR, /* CCB length supplied is inadequate */
+ CAM_PROVIDE_FAIL, /* Unable to provide requested capability */
+ CAM_BDR_SENT, /* A SCSI BDR msg was sent to target */
+ CAM_REQ_TERMIO, /* CCB request terminated by the host */
+ CAM_UNREC_HBA_ERROR, /* Unrecoverable Host Bus Adapter Error */
+ CAM_REQ_TOO_BIG, /* The request was too large for this host */
+ CAM_UA_TERMIO, /* Unable to terminate I/O CCB request */
+ CAM_MSG_REJECT_REC, /* Message Reject Received */
+ CAM_DEV_NOT_THERE, /* SCSI Device Not Installed/there */
+ CAM_RESRC_UNAVAIL, /* Resource Unavailable */
+ /*
+ * 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,
+ CAM_DEV_QFRZN = 0x40,
+
+ CAM_STATUS_MASK = 0x3F
+} cam_status;
+
+/*
+ * 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 = DMA_FROM_DEVICE,
+ CAM_DIR_OUT = DMA_TO_DEVICE,
+ CAM_DIR_NONE = DMA_NONE,
+} ccb_flags;
+
+#endif /* _AIC7XXX_CAM_H */
Code Review / kvmfornfv.git / blobdiff