SCSIDevice.cpp

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/* ES40 emulator.
 * Copyright (C) 2007-2008 by the ES40 Emulator Project
 *
 * WWW    : http://sourceforge.net/projects/es40
 * E-mail : camiel@camicom.com
 * 
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 * 
 * Although this is not required, the author would appreciate being notified of, 
 * and receiving any modifications you may make to the source code that might serve
 * the general public.
 */

#include "StdAfx.h"
#include "SCSIDevice.h"
#include "SCSIBus.h"

CSCSIDevice::CSCSIDevice(void)
{
  int i;
  for(i = 0; i < 10; i++)
  {
    scsi_bus[i] = 0;
    scsi_initiator_id[i] = -1;
  }
}

CSCSIDevice::~CSCSIDevice(void)
{ }

void CSCSIDevice::scsi_register(int busno, class CSCSIBus* with, int target)
{
  scsi_bus[busno] = with;
  scsi_initiator_id[busno] = target;
  scsi_bus[busno]->scsi_register(this, busno, target);
}

bool CSCSIDevice::scsi_arbitrate(int bus)
{
  return scsi_bus[bus]->arbitrate(scsi_initiator_id[bus]);
}

bool CSCSIDevice::scsi_select(int bus, int target)
{
  return scsi_bus[bus]->select(scsi_initiator_id[bus], target);
}

void CSCSIDevice::scsi_select_me(int bus)
{
  FAILURE(NotImplemented, "selected device doesn't implement scsi_select_me");
}

void CSCSIDevice::scsi_set_phase(int bus, int phase)
{
  scsi_bus[bus]->set_phase(scsi_initiator_id[bus], phase);
}

int CSCSIDevice::scsi_get_phase(int bus)
{
  return scsi_bus[bus]->get_phase();
}

void CSCSIDevice::scsi_free(int bus)
{
  return scsi_bus[bus]->free_bus(scsi_initiator_id[bus]);
}

size_t CSCSIDevice::scsi_expected_xfer_me(int bus)
{
  FAILURE(NotImplemented,
          "selected device doesn't implement scsi_expected_xfer_me");
}

size_t CSCSIDevice::scsi_expected_xfer(int bus)
{
  return scsi_bus[bus]->targets[scsi_bus[bus]->state.target]->scsi_expected_xfer_me(scsi_bus[bus]->target_bus_no[scsi_bus[bus]->state.target]);
}

void* CSCSIDevice::scsi_xfer_ptr_me(int bus, size_t bytes)
{
  FAILURE(NotImplemented, "selected device doesn't implement scsi_xfer_ptr_me");
}

void* CSCSIDevice::scsi_xfer_ptr(int bus, size_t bytes)
{
  return scsi_bus[bus]->targets[scsi_bus[bus]->state.target]->scsi_xfer_ptr_me(scsi_bus[bus]->target_bus_no[scsi_bus[bus]->state.target],
                                                                               bytes);
}

void CSCSIDevice::scsi_xfer_done_me(int bus)
{
  FAILURE(NotImplemented, "selected device doesn't implement scsi_xfer_done_me");
}

void CSCSIDevice::scsi_xfer_done(int bus)
{
  scsi_bus[bus]->targets[scsi_bus[bus]->state.target]->scsi_xfer_done_me(scsi_bus[bus]->target_bus_no[scsi_bus[bus]->state.target]);
}

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