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CLK/Machines/Apple/AppleII/SCSICard.hpp
2023-05-10 16:02:18 -05:00

56 lines
1.3 KiB
C++

//
// SCSICard.hpp
// Clock Signal
//
// Created by Thomas Harte on 22/08/2022.
// Copyright © 2022 Thomas Harte. All rights reserved.
//
#ifndef SCSICard_hpp
#define SCSICard_hpp
#include "Card.hpp"
#include "../../ROMMachine.hpp"
#include "../../../Components/5380/ncr5380.hpp"
#include "../../../Storage/MassStorage/SCSI/SCSI.hpp"
#include "../../../Storage/MassStorage/SCSI/DirectAccessDevice.hpp"
#include "../../../Storage/MassStorage/MassStorageDevice.hpp"
#include <array>
#include <memory>
namespace Apple::II {
class SCSICard: public Card {
public:
static ROM::Request rom_request();
SCSICard(ROM::Map &, int clock_rate);
void perform_bus_operation(Select select, bool is_read, uint16_t address, uint8_t *value) final;
void set_storage_device(const std::shared_ptr<Storage::MassStorage::MassStorageDevice> &device);
void run_for([[maybe_unused]] Cycles cycles, [[maybe_unused]] int stretches) final {
scsi_bus_.run_for(cycles);
}
void set_activity_observer(Activity::Observer *observer) final;
private:
uint8_t *ram_pointer_ = nullptr;
uint8_t *rom_pointer_ = nullptr;
std::array<uint8_t, 8*1024> ram_;
std::array<uint8_t, 16*1024> rom_;
SCSI::Bus scsi_bus_;
NCR::NCR5380::NCR5380 ncr5380_;
SCSI::Target::Target<SCSI::DirectAccessDevice> storage_;
};
}
#endif /* SCSICard_hpp */