/*  orionix.h - Main header of OrioniX emulator (20-Oct-2006)

    Copyright (c) 1994-2006, Alexander Shabarshin (alexander@shabarshin.com)

    This file is part of OrioniX (testing emulator of computer ORION).

    OrioniX 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.

    OrioniX 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 OrioniX; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

#ifndef __ORIONIX_H
#define __ORIONIX_H
#include "proc8080.h"

#define ORCOL 384
#define ORROW 256
#define PAGE_SIZE 0x4000
#define PAGE_MASK 0x3FFF
#define PAGE_BITS 14
#define LOADADR 0x1610
#define PERIF_R 0
#define PERIF_W 1

class Orion : public Processor8080
{
 SH_BYTE *memory;
 SH_WORD page_mem;
 SH_WORD ascr;
 int pscr;
 SH_BYTE fcolors;
 SH_BYTE fpages;
 SH_BYTE fscreens;
 unsigned long tlast;
 SH_BIT fmem;
 SH_BIT start;
public:
 SH_BYTE page[4];
 SH_BYTE kb_a,rus_lat;
 SH_BYTE rom_a,rom_b,rom_c;
 SH_BYTE rom2_a,rom2_b,rom2_c;
 unsigned char key;
 Orion(int pmem=4,char *code=NULL);
 ~Orion();
 SH_BYTE get(SH_WORD a); // read from memory
 void put(SH_WORD a,SH_BYTE b); // write to memory
 SH_BYTE interruption(void); // interrupt
 int aux(SH_BYTE com,SH_BIT ok); // parallel activity
 SH_BYTE inp(SH_BYTE p); // read from port
 void outp(SH_BYTE p,SH_BYTE b); // write to port 
 int keyRK(void);
 int load(char *s,SH_WORD adr);
 int save(char *s,SH_WORD adr,SH_WORD len);
 SH_BIT perif(SH_WORD a,SH_BIT f,SH_BYTE *b);
};

#endif