mirror of
https://github.com/akuker/RASCSI.git
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Daniel Markstedt
1b9f279e61
Port the X68000 SASI probe handling and completion-message behavior from the older RaSCSI SASI implementation. Borrow BlueSCSI v2-compatible Assign Disk Parameters (0xC2) handling: accept its six-byte CDB and consume the ten-byte parameter payload.
35 lines
967 B
C++
35 lines
967 B
C++
//---------------------------------------------------------------------------
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//
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// SCSI Target Emulator PiSCSI
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// for Raspberry Pi
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//
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// Copyright (C) 2026 Daniel Markstedt <daniel@mindani.net>
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//
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//---------------------------------------------------------------------------
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#include "controllers/controller_manager.h"
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#include "sasi_controller.h"
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SasiController::SasiController(BUS& bus, int target_id)
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: ScsiController(bus, target_id, ControllerManager::GetSasiLunMax())
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{
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}
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int SasiController::GetEffectiveLun() const
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{
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// The X68000 probes for a SASI disk with the non-standard CDB 00 28.
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// Treat it as a LUN 0 command so that the device can return the expected
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// CHECK CONDITION instead of rejecting the encoded LUN as unsupported.
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if (GetOpcode() == scsi_defs::scsi_command::eCmdTestUnitReady && GetCmdByte(1) == 0x28) {
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return 0;
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}
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return GetLun();
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}
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void SasiController::MsgOut()
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{
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// SASI does not define a message-out phase.
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Command();
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}
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