2011-12-22 15:19:25 +00:00
|
|
|
/*
|
|
|
|
|
* \brief Client-side block session interface
|
|
|
|
|
* \author Stefan Kalkowski
|
|
|
|
|
* \date 2010-07-06
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
/*
|
2012-01-03 14:35:05 +00:00
|
|
|
* Copyright (C) 2010-2012 Genode Labs GmbH
|
2011-12-22 15:19:25 +00:00
|
|
|
*
|
|
|
|
|
* This file is part of the Genode OS framework, which is distributed
|
|
|
|
|
* under the terms of the GNU General Public License version 2.
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
#ifndef _INCLUDE__BLOCK_SESSION__CLIENT_H_
|
|
|
|
|
#define _INCLUDE__BLOCK_SESSION__CLIENT_H_
|
|
|
|
|
|
|
|
|
|
#include <base/rpc_client.h>
|
|
|
|
|
#include <block_session/capability.h>
|
|
|
|
|
#include <packet_stream_tx/client.h>
|
|
|
|
|
|
|
|
|
|
namespace Block {
|
|
|
|
|
|
|
|
|
|
class Session_client : public Genode::Rpc_client<Session>
|
|
|
|
|
{
|
|
|
|
|
private:
|
|
|
|
|
|
|
|
|
|
Packet_stream_tx::Client<Tx> _tx;
|
|
|
|
|
|
|
|
|
|
public:
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Constructor
|
|
|
|
|
*
|
|
|
|
|
* \param session session capability
|
|
|
|
|
* \param tx_buffer_alloc allocator used for managing the
|
|
|
|
|
* transmission buffer
|
|
|
|
|
*/
|
|
|
|
|
Session_client(Session_capability session,
|
|
|
|
|
Genode::Range_allocator *tx_buffer_alloc)
|
|
|
|
|
:
|
|
|
|
|
Genode::Rpc_client<Session>(session),
|
|
|
|
|
_tx(call<Rpc_tx_cap>(), tx_buffer_alloc)
|
|
|
|
|
{ }
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/*****************************
|
|
|
|
|
** Block session interface **
|
|
|
|
|
*****************************/
|
|
|
|
|
|
|
|
|
|
void info(Genode::size_t *blk_count, Genode::size_t *blk_size,
|
|
|
|
|
Operations *ops)
|
|
|
|
|
{
|
|
|
|
|
call<Rpc_info>(blk_count, blk_size, ops);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
Tx *tx_channel() { return &_tx; }
|
|
|
|
|
Tx::Source *tx() { return _tx.source(); }
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
|
* Wrapper for alloc_packet, allocates 2KB aligned packets
|
|
|
|
|
*/
|
|
|
|
|
Packet_descriptor dma_alloc_packet(Genode::size_t size)
|
|
|
|
|
{
|
|
|
|
|
return tx()->alloc_packet(size, 11);
|
|
|
|
|
}
|
|
|
|
|
};
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
#endif /* _INCLUDE__BLOCK_SESSION__CLIENT_H_ */
|
