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	/*
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