/*
l64021.h
Copyright (C) Christian Wolff for convergence integrated media.
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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef _L64021_H_
#define _L64021_H_
#include "margi.h"
#include "l64014.h"
// L64021 DRAM definitions
#define DRAMMaxSize 0x00200000 // 2 MWords of DRAM
// definitions for the L64021
#define DECODER_OFFSET 0x400
#define L21INTR0 0x000
#define L21INTR1 0x001
#define L21INTR2 0x002
#define L21INTR3 0x003
#define L21INTR4 0x004
// Host interface registers
// Video Decoder Registers
// CSS Regs
// Memory Interface
// Microcontroller
// Video Interface
// Audio Decoder
// RAM Test
// SPU Decoder
////////////////////////////////////////////////////
// //
// Access to the L64021 registers (0x400-0x7FF) //
// //
////////////////////////////////////////////////////
#define DecoderWriteByte(card,where,what) WriteByte(card,where,what)
#define DecoderReadByte(card,where) ReadByte(card,where)
#define DecoderMaskByte(card,where,mask,bits) MaskByte(card,where,mask,bits)
#define DecoderSetByte(card,addr,bits) DecoderWriteByte(card,addr,DecoderReadByte(card,addr)|(bits))
#define DecoderDelByte(card,addr,mask) DecoderWriteByte(card,addr,DecoderReadByte(card,addr)&~(mask))
#define DecoderReadWord(card,addr) ((u16)DecoderReadByte(card,addr)|\
((u16)DecoderReadByte(card,(addr)+1)<<8))
#define DecoderWriteWord(card,addr,data) {\
DecoderWriteByte(card,addr,(data) & 0xFF);\
DecoderWriteByte(card,(addr)+1,((data)>>8) & 0xFF);}
#define DecoderReadMWord(card, addr)(\
(u32)DecoderReadByte(card,addr)|\
((u32)DecoderReadByte(card,(addr)+1)<<8)|\
((u32)DecoderReadByte(card,(addr)+2)<<16))
#define DecoderWriteMWord(card,addr,data) {\
DecoderWriteByte(card,addr,(data) & 0xFF);\
DecoderWriteByte(card,(addr)+1,((data)>>8) & 0xFF);\
DecoderWriteByte(card,(addr)+2,((data)>>16) & 0xFF);}
#define DecoderReadDWord(card,addr) (\
(u32)DecoderReadByte(card,addr)|\
((u32)DecoderReadByte(card,(addr)+1)<<8)|\
((u32)DecoderReadByte(card,(addr)+2)<<16)|\
((u32)DecoderReadByte(card,(addr)+3)<<24))
#define DecoderWriteDWord(card,addr,data) {\
DecoderWriteByte(card,addr,(data) & 0xFF);\
DecoderWriteByte(card,(addr)+1,((data)>>8) & 0xFF);\
DecoderWriteByte(card,(addr)+2,((data)>>16) & 0xFF);\
DecoderWriteByte(card,(addr)+3,((data)>>24) & 0xFF);}
void l64020Reset(struct cvdv_cards *card);
#endif // _L64021_H_
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