mirror of
https://github.com/dingusdev/dingusppc.git
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71 lines
2.1 KiB
C++
71 lines
2.1 KiB
C++
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/*
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DingusPPC - The Experimental PowerPC Macintosh emulator
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Copyright (C) 2018-21 divingkatae and maximum
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(theweirdo) spatium
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(Contact divingkatae#1017 or powermax#2286 on Discord for more info)
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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/** @file Macintosh Superdrive emulation. */
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#include "superdrive.h"
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#include <loguru.hpp>
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#include <cinttypes>
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using namespace MacSuperdrive;
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MacSuperDrive::MacSuperDrive()
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{
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this->media_kind = MediaKind::high_density;
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}
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void MacSuperDrive::command(uint8_t addr, uint8_t value)
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{
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LOG_F(9, "Superdrive: command addr=0x%X, value=%d", addr, value);
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switch(addr) {
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case CommandAddr::Motor_On_Off:
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if (value) {
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LOG_F(INFO, "Superdrive: turn spindle motor off");
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} else {
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LOG_F(INFO, "Superdrive: turn spindle motor on");
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}
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break;
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default:
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LOG_F(WARNING, "Superdrive: unimplemented command, addr=0x%X", addr);
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}
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}
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uint8_t MacSuperDrive::status(uint8_t addr)
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{
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LOG_F(9, "Superdrive: status request, addr = 0x%X", addr);
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switch(addr) {
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case StatusAddr::MFM_Support:
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return 1; // Superdrive does support MFM encoding scheme
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case StatusAddr::Double_Sided:
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return 1; // yes, Superdrive is double sided
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case StatusAddr::Drive_Exists:
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return 0; // tell the world I'm here
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case StatusAddr::Media_Kind:
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return this->media_kind;
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default:
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LOG_F(WARNING, "Superdrive: unimplemented status request, addr=0x%X", addr);
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return 0;
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}
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}
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