mirror of
https://github.com/dingusdev/dingusppc.git
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58 lines
2.3 KiB
C++
58 lines
2.3 KiB
C++
/*
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DingusPPC - The Experimental PowerPC Macintosh emulator
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Copyright (C) 2018-22 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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#include <core/timermanager.h>
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#include <devices/common/scsi/scsi.h>
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#include <loguru.hpp>
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#include <cinttypes>
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void ScsiDevice::notify(ScsiBus* bus_obj, ScsiMsg msg_type, int param)
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{
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if (msg_type == ScsiMsg::BUS_PHASE_CHANGE) {
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switch (param) {
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case ScsiPhase::RESET:
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LOG_F(INFO, "ScsiDevice %d: bus reset aknowledged", this->scsi_id);
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break;
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case ScsiPhase::SELECTION:
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// check if something tries to select us
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if (bus_obj->get_data_lines() & (1 << scsi_id)) {
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LOG_F(INFO, "ScsiDevice %d selected", this->scsi_id);
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TimerManager::get_instance()->add_oneshot_timer(
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BUS_SETTLE_DELAY,
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[this, bus_obj]() {
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// don't confirm selection if BSY or I/O are asserted
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if (bus_obj->test_ctrl_lines(SCSI_CTRL_BSY | SCSI_CTRL_IO))
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return;
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bus_obj->assert_ctrl_line(this->scsi_id, SCSI_CTRL_BSY);
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bus_obj->confirm_selection(this->scsi_id);
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if (bus_obj->test_ctrl_lines(SCSI_CTRL_ATN)) {
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LOG_F(WARNING, "ScsiDevice: MESSAGE_OUT isn't supported yet");
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}
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bus_obj->transfer_command(this->cmd_buf);
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//this->process_command();
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});
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}
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break;
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}
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}
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}
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