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https://github.com/JorjBauer/aiie.git
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59 lines
1.3 KiB
C++
59 lines
1.3 KiB
C++
#ifndef __HD32_H
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#define __HD32_H
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#ifdef TEENSYDUINO
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#include <Arduino.h>
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#else
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#include <stdint.h>
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#include <stdio.h>
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#endif
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#include "filemanager.h"
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#include "applemmu.h"
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#include "Slot.h"
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#include "LRingBuffer.h"
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class HD32 : public Slot {
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public:
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HD32(AppleMMU *mmu);
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virtual ~HD32();
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virtual bool Serialize(int8_t fd);
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virtual bool Deserialize(int8_t fd);
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virtual void Reset(); // used by BIOS cold-boot
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virtual uint8_t readSwitches(uint8_t s);
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virtual void writeSwitches(uint8_t s, uint8_t v);
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virtual void loadROM(uint8_t *toWhere);
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void setEnabled(uint8_t e);
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void insertDisk(int8_t driveNum, const char *filename);
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void ejectDisk(int8_t driveNum);
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const char *diskName(int8_t num);
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protected:
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uint8_t readNextByteFromSelectedDrive();
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bool writeBlockToSelectedDrive();
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private:
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AppleMMU *mmu;
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uint8_t driveSelected; // 0 or 1
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uint8_t unitSelected; // b7 = drive#; b6..4 = slot#; b3..0 = ?
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uint8_t command; // CMD_*; FIXME, make enum
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uint8_t enabled;
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uint8_t errorState[2]; // status of last operation
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uint16_t memBlock[2]; // pointer to memory (for writing blocks to disk)
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uint16_t diskBlock[2]; // currently selected block
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int8_t fd[2];
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uint32_t cursor[2]; // seek position on the given file handle
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};
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#endif
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