Macintosh-Tools/dingusppc
1
0
Fork 0
mirror of https://github.com/dingusdev/dingusppc.git synced 2025-01-11 05:29:43 +00:00
Code Issues Projects Releases Wiki Activity

ScsiDevice: command completion states.

Browse Source
This commit is contained in:
Maxim Poliakovski 2022-11-02 21:28:30 +01:00
parent 0c74ebbc45
commit 5a33fba75e
1 changed files with 29 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

29
devices/common/scsi/scsidevice.cpp
View File

@ -50,9 +50,38 @@ void ScsiDevice::notify(ScsiBus* bus_obj, ScsiMsg msg_type, int param)
bus_obj->transfer_command(this->cmd_buf); bus_obj->transfer_command(this->cmd_buf);
this->process_command(); this->process_command();
bus_obj->switch_phase(this->scsi_id, ScsiPhase::DATA_IN); bus_obj->switch_phase(this->scsi_id, ScsiPhase::DATA_IN);
this->cur_phase = ScsiPhase::DATA_IN;
}); });
} }
break; break;
} }
} }
} }
void ScsiDevice::next_step(ScsiBus* bus_obj)
{
switch (this->cur_phase) {
case ScsiPhase::DATA_IN:
if (this->has_data()) {
LOG_F(WARNING, "ScsiDevice: attempt to leave DATA_IN phase with xfer != 0");
} else {
bus_obj->switch_phase(this->scsi_id, ScsiPhase::STATUS);
this->cur_phase = ScsiPhase::STATUS;
}
break;
case ScsiPhase::STATUS:
bus_obj->switch_phase(this->scsi_id, ScsiPhase::MESSAGE_IN);
this->cur_phase = ScsiPhase::MESSAGE_IN;
break;
case ScsiPhase::MESSAGE_IN:
this->cur_phase = ScsiPhase::BUS_FREE;
break;
case ScsiPhase::BUS_FREE:
bus_obj->release_ctrl_lines(this->scsi_id);
bus_obj->switch_phase(this->scsi_id, ScsiPhase::BUS_FREE);
this->cur_phase = ScsiPhase::BUS_FREE;
break;
default:
LOG_F(WARNING, "ScsiDevice: nothing to do for the current phase %d", this->cur_phase);
}
}