SCSIDevice.h

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00001 /* ES40 emulator.
00002  * Copyright (C) 2007-2008 by the ES40 Emulator Project
00003  *
00004  * WWW    : http://sourceforge.net/projects/es40
00005  * E-mail : camiel@camicom.com
00006  * 
00007  * This program is free software; you can redistribute it and/or
00008  * modify it under the terms of the GNU General Public License
00009  * as published by the Free Software Foundation; either version 2
00010  * of the License, or (at your option) any later version.
00011  * 
00012  * This program is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015  * GNU General Public License for more details.
00016  * 
00017  * You should have received a copy of the GNU General Public License
00018  * along with this program; if not, write to the Free Software
00019  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
00020  * 
00021  * Although this is not required, the author would appreciate being notified of, 
00022  * and receiving any modifications you may make to the source code that might serve
00023  * the general public.
00024  */
00025 
00038 #if !defined(__SCSIDEVICE__H__)
00039 #define __SCSIDEVICE__H__
00040 
00047 class CSCSIDevice
00048 {
00049   public:
00050     CSCSIDevice(void);
00051     virtual         ~CSCSIDevice(void);
00052 
00053     void            scsi_register(int busno, class CSCSIBus* with, int target);
00054 
00055     bool            scsi_arbitrate(int bus);
00056     bool            scsi_select(int bus, int target);
00057     virtual void    scsi_select_me(int bus);
00058     void            scsi_set_phase(int bus, int phase);
00059     int             scsi_get_phase(int bus);
00060     void            scsi_free(int bus);
00061 
00062     virtual size_t  scsi_expected_xfer_me(int bus);
00063     size_t          scsi_expected_xfer(int bus);
00064 
00065     virtual void*   scsi_xfer_ptr_me(int bus, size_t bytes);
00066     void*           scsi_xfer_ptr(int bus, size_t bytes);
00067 
00068     virtual void    scsi_xfer_done_me(int bus);
00069     void            scsi_xfer_done(int bus);
00070   protected:
00071     class CSCSIBus*   scsi_bus[10];           
00074     int               scsi_initiator_id[10];  
00075 };
00076 #endif

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