39 lines
895 B
C++
39 lines
895 B
C++
// (C) 2018 by Folkert van Heusden
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// Released under Apache License v2.0
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#pragma once
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#include <stdint.h>
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#include <stdio.h>
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#include <string>
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// FIXME namen van defines
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#define RK05_DS 0177400 // drive status
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#define RK05_ERROR 0177402 // error
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#define RK05_CS 0177404 // control status
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#define RK05_WC 0177406 // word count
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#define RK05_BA 0177410 // bus address
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#define RK05_DA 0177412 // disk address
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#define RK05_DATABUF 0177414 // data buffer
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#define RK05_BASE RK05_DS
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#define RK05_END (RK05_DATABUF + 2)
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class bus;
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class rk05
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{
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private:
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bus *const b;
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uint16_t registers[7];
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uint8_t xfer_buffer[512];
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FILE *fh;
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public:
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rk05(const std::string & file, bus *const b);
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virtual ~rk05();
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uint8_t readByte(const uint16_t addr);
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uint16_t readWord(const uint16_t addr);
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void writeByte(const uint16_t addr, const uint8_t v);
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void writeWord(const uint16_t addr, uint16_t v);
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};
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