io/ide/ata.h

/*
 *      PearPC
 *      ata.h
 *
 *      Copyright (C) 2003 Sebastian Biallas (sb@biallas.net)
 *
 *      This program is free software; you can redistribute it and/or modify
 *      it under the terms of the GNU General Public License version 2 as
 *      published by the Free Software Foundation.
 *
 *      This program is distributed in the hope that it will be useful,
 *      but WITHOUT ANY WARRANTY; without even the implied warranty of
 *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *      GNU General Public License for more details.
 *
 *      You should have received a copy of the GNU General Public License
 *      along with this program; if not, write to the Free Software
 *      Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#ifndef __ATA_H__
#define __ATA_H__

#include "system/file.h"
#include "idedevice.h"

// Flags for IDEDevice::mMode
#define ATA_DEVICE_MODE_PLAIN 0 // just a 512 byte sector
#define ATA_DEVICE_MODE_ECC   1 // add 4 byte ECC

class ATADevice: public IDEDevice {
public:
        int mCyl;
        int mHeads;
        int mSpt;
        uint blocks;

                        ATADevice(const char *name);
        virtual         ~ATADevice();
                void    init(int aHeads, int aCyl, int mSpt);
        virtual uint    getBlockSize();
        virtual uint    getBlockCount();
};

class ATADeviceFile: public ATADevice {
        SYS_FILE *mFile;
public:
                ATADeviceFile(const char *name, const char *filename);
        virtual ~ATADeviceFile();

        virtual bool    seek(uint64 blockno);
        virtual void    flush();
        virtual int     readBlock(byte *buf);
        virtual int     writeBlock(byte *buf);

        virtual bool    promSeek(uint64 pos);
        virtual uint    promRead(byte *buf, uint size);
};

#endif
1	dpavlin	1	/*
2			* PearPC
3			* ata.h
4			*
5			* Copyright (C) 2003 Sebastian Biallas (sb@biallas.net)
6			*
7			* This program is free software; you can redistribute it and/or modify
8			* it under the terms of the GNU General Public License version 2 as
9			* published by the Free Software Foundation.
10			*
11			* This program is distributed in the hope that it will be useful,
12			* but WITHOUT ANY WARRANTY; without even the implied warranty of
13			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14			* GNU General Public License for more details.
15			*
16			* You should have received a copy of the GNU General Public License
17			* along with this program; if not, write to the Free Software
18			* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19			*/
20
21			#ifndef __ATA_H__
22			#define __ATA_H__
23
24			#include "system/file.h"
25			#include "idedevice.h"
26
27			// Flags for IDEDevice::mMode
28			#define ATA_DEVICE_MODE_PLAIN 0 // just a 512 byte sector
29			#define ATA_DEVICE_MODE_ECC 1 // add 4 byte ECC
30
31			class ATADevice: public IDEDevice {
32			public:
33			int mCyl;
34			int mHeads;
35			int mSpt;
36			uint blocks;
37
38			ATADevice(const char *name);
39			virtual ~ATADevice();
40			void init(int aHeads, int aCyl, int mSpt);
41			virtual uint getBlockSize();
42			virtual uint getBlockCount();
43			};
44
45			class ATADeviceFile: public ATADevice {
46			SYS_FILE *mFile;
47			public:
48			ATADeviceFile(const char name, const char filename);
49			virtual ~ATADeviceFile();
50
51			virtual bool seek(uint64 blockno);
52			virtual void flush();
53			virtual int readBlock(byte *buf);
54			virtual int writeBlock(byte *buf);
55
56			virtual bool promSeek(uint64 pos);
57			virtual uint promRead(byte *buf, uint size);
58			};
59
60			#endif