mirror of
https://github.com/akuker/RASCSI.git
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154 lines
4.7 KiB
C++
154 lines
4.7 KiB
C++
//---------------------------------------------------------------------------
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//
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// SCSI Target Emulator RaSCSI (*^..^*)
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// for Raspberry Pi
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//
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// Copyright (C) 2001-2006 ＰＩ．(ytanaka@ipc-tokai.or.jp)
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// Copyright (C) 2014-2020 GIMONS
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// Copyright (C) akuker
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//
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// Licensed under the BSD 3-Clause License.
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// See LICENSE file in the project root folder.
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//
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// [ SCSI Host Bridge for the Sharp X68000 ]
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//
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// Note: This requires a special driver on the host system and will only
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// work with the Sharp X68000 operating system.
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//---------------------------------------------------------------------------
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#pragma once
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#include "xm6.h"
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#include "os.h"
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#include "disk.h"
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//===========================================================================
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//
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// SCSI Host Bridge
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//
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//===========================================================================
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#if defined(RASCSI) && !defined(BAREMETAL)
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class CTapDriver;
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#endif // RASCSI && !BAREMETAL
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class CFileSys;
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class SCSIBR : public Disk
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{
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public:
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// Basic Functions
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SCSIBR();
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// Constructor
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virtual ~SCSIBR();
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// Destructor
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// commands
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int FASTCALL Inquiry(const DWORD *cdb, BYTE *buf, DWORD major, DWORD minor);
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// INQUIRY command
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BOOL FASTCALL TestUnitReady(const DWORD *cdb);
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// TEST UNIT READY command
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int FASTCALL GetMessage10(const DWORD *cdb, BYTE *buf);
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// GET MESSAGE10 command
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BOOL FASTCALL SendMessage10(const DWORD *cdb, BYTE *buf);
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// SEND MESSAGE10 command
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private:
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#if defined(RASCSI) && !defined(BAREMETAL)
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int FASTCALL GetMacAddr(BYTE *buf);
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// Get MAC address
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void FASTCALL SetMacAddr(BYTE *buf);
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// Set MAC address
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void FASTCALL ReceivePacket();
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// Receive a packet
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void FASTCALL GetPacketBuf(BYTE *buf);
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// Get a packet
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void FASTCALL SendPacket(BYTE *buf, int len);
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// Send a packet
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CTapDriver *tap;
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// TAP driver
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BOOL m_bTapEnable;
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// TAP valid flag
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BYTE mac_addr[6];
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// MAC Addres
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int packet_len;
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// Receive packet size
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BYTE packet_buf[0x1000];
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// Receive packet buffer
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BOOL packet_enable;
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// Received packet valid
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#endif // RASCSI && !BAREMETAL
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int FASTCALL ReadFsResult(BYTE *buf);
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// Read filesystem (result code)
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int FASTCALL ReadFsOut(BYTE *buf);
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// Read filesystem (return data)
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int FASTCALL ReadFsOpt(BYTE *buf);
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// Read file system (optional data)
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void FASTCALL WriteFs(int func, BYTE *buf);
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// File system write (execute)
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void FASTCALL WriteFsOpt(BYTE *buf, int len);
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// File system write (optional data)
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// Command handlers
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void FASTCALL FS_InitDevice(BYTE *buf);
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// $40 - boot
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void FASTCALL FS_CheckDir(BYTE *buf);
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// $41 - directory check
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void FASTCALL FS_MakeDir(BYTE *buf);
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// $42 - create directory
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void FASTCALL FS_RemoveDir(BYTE *buf);
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// $43 - delete directory
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void FASTCALL FS_Rename(BYTE *buf);
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// $44 - change filename
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void FASTCALL FS_Delete(BYTE *buf);
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// $45 - delete file
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void FASTCALL FS_Attribute(BYTE *buf);
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// $46 - get/set file attributes
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void FASTCALL FS_Files(BYTE *buf);
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// $47 - file search
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void FASTCALL FS_NFiles(BYTE *buf);
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// $48 - find next file
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void FASTCALL FS_Create(BYTE *buf);
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// $49 - create file
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void FASTCALL FS_Open(BYTE *buf);
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// $4A - open file
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void FASTCALL FS_Close(BYTE *buf);
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// $4B - close file
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void FASTCALL FS_Read(BYTE *buf);
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// $4C - read file
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void FASTCALL FS_Write(BYTE *buf);
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// $4D - write file
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void FASTCALL FS_Seek(BYTE *buf);
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// $4E - seek file
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void FASTCALL FS_TimeStamp(BYTE *buf);
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// $4F - get/set file time
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void FASTCALL FS_GetCapacity(BYTE *buf);
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// $50 - get capacity
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void FASTCALL FS_CtrlDrive(BYTE *buf);
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// $51 - drive status check/control
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void FASTCALL FS_GetDPB(BYTE *buf);
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// $52 - get DPB
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void FASTCALL FS_DiskRead(BYTE *buf);
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// $53 - read sector
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void FASTCALL FS_DiskWrite(BYTE *buf);
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// $54 - write sector
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void FASTCALL FS_Ioctrl(BYTE *buf);
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// $55 - IOCTRL
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void FASTCALL FS_Flush(BYTE *buf);
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// $56 - flush cache
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void FASTCALL FS_CheckMedia(BYTE *buf);
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// $57 - check media
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void FASTCALL FS_Lock(BYTE *buf);
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// $58 - get exclusive control
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CFileSys *fs;
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// File system accessor
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DWORD fsresult;
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// File system access result code
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BYTE fsout[0x800];
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// File system access result buffer
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DWORD fsoutlen;
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// File system access result buffer size
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BYTE fsopt[0x1000000];
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// File system access buffer
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DWORD fsoptlen;
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// File system access buffer size
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};
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