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120 lines
3.8 KiB
C
120 lines
3.8 KiB
C
/* $Id: scsi-msg.c,v 1.3 2007/01/07 23:59:31 fredette Exp $ */
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/* scsi/scsi-msg.c - implementation of generic SCSI device message support: */
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/*
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* Copyright (c) 2003 Matt Fredette
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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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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Matt Fredette.
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* 4. 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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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* 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,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <tme/common.h>
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_TME_RCSID("$Id: scsi-msg.c,v 1.3 2007/01/07 23:59:31 fredette Exp $");
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/* includes: */
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#include <tme/scsi/scsi-msg.h>
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/* this handles the COMMAND COMPLETE message: */
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_TME_SCSI_DEVICE_MSG_DECL(tme_scsi_device_msg_cmd_complete)
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{
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abort();
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}
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/* this handles the SAVE DATA POINTER message: */
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_TME_SCSI_DEVICE_MSG_DECL(tme_scsi_device_msg_save_data_pointer)
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{
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abort();
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}
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/* this handles the RESTORE POINTERS message: */
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_TME_SCSI_DEVICE_MSG_DECL(tme_scsi_device_msg_restore_pointers)
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{
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abort();
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}
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/* this handles the DISCONNECT message: */
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_TME_SCSI_DEVICE_MSG_DECL(tme_scsi_device_msg_disconnect)
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{
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abort();
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}
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/* this handles the INITIATOR ERROR message: */
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_TME_SCSI_DEVICE_MSG_DECL(tme_scsi_device_msg_initiator_error)
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{
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abort();
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}
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/* this handles the ABORT message: */
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_TME_SCSI_DEVICE_MSG_DECL(tme_scsi_device_msg_abort)
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{
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abort();
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}
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/* this handles the MESSAGE REJECT message: */
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_TME_SCSI_DEVICE_MSG_DECL(tme_scsi_device_msg_message_reject)
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{
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abort();
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}
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/* this handles the NOP message: */
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_TME_SCSI_DEVICE_MSG_DECL(tme_scsi_device_msg_nop)
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{
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abort();
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}
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/* this handles the MESSAGE PARITY ERROR message: */
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_TME_SCSI_DEVICE_MSG_DECL(tme_scsi_device_msg_parity_error)
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{
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abort();
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}
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/* this handles the IDENTIFY message: */
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_TME_SCSI_DEVICE_MSG_DECL(tme_scsi_device_msg_identify)
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{
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/* set the addressed LUN: */
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scsi_device->tme_scsi_device_addressed_lun
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= TME_FIELD_MASK_EXTRACTU(scsi_device->tme_scsi_device_msg[0],
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TME_SCSI_MSG_IDENTIFY_LUN_MASK);
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}
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/* this sends a MESSAGE REJECT message: */
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_TME_SCSI_DEVICE_MSG_DECL(tme_scsi_device_msg_target_reject)
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{
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/* enter the MESSAGE IN phase and send a MESSAGE REJECT message: */
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scsi_device->tme_scsi_device_msg[0] = TME_SCSI_MSG_MESSAGE_REJECT;
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tme_scsi_device_target_phase(scsi_device,
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(TME_SCSI_SIGNAL_BSY
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| TME_SCSI_PHASE_MESSAGE_IN));
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/* the next phase we will enter will be either a MESSAGE OUT
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or the COMMAND phase: */
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scsi_device->tme_scsi_device_phase = tme_scsi_device_target_mc;
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}
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