/*
 * Copyright 2008, Ingo Weinhold, ingo_weinhold@gmx.de.
 * Copyright 2005-2007, Axel Dörfler, axeld@pinc-software.de.
 * Distributed under the terms of the MIT License.
 *
 * Copyright 2001-2002, Travis Geiselbrecht. All rights reserved.
 * Distributed under the terms of the NewOS License.
 */
#ifndef _KERNEL_VM_STORE_DEVICE_H
#define _KERNEL_VM_STORE_DEVICE_H

#include <vm_types.h>


class VMDeviceCache : public VMCache {
public:
			status_t	Init(addr_t baseAddress);

	virtual	bool		HasPage(off_t offset);

	virtual	status_t	Read(off_t offset, const iovec *vecs, size_t count,
							size_t *_numBytes);
	virtual	status_t	Write(off_t offset, const iovec *vecs, size_t count,
							uint32 flags, size_t *_numBytes);

private:
	addr_t	fBaseAddress;
};


#endif	/* _KERNEL_VM_STORE_DEVICE_H */