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0d48b74bec
The official way to obtain DMA addresses for RAM dataspaces is the RPC function 'Pd_session::dma_addr' now. User-level device drivers should not call this function directly but use the 'Platform_session' interface of the platform driver instead. Fixes #2243
49 lines
932 B
C++
49 lines
932 B
C++
/*
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* \brief Dataspace interface
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* \author Norman Feske
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* \date 2006-07-05
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*/
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/*
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* Copyright (C) 2006-2017 Genode Labs GmbH
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*
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* This file is part of the Genode OS framework, which is distributed
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* under the terms of the GNU Affero General Public License version 3.
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*/
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#ifndef _INCLUDE__DATASPACE__DATASPACE_H_
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#define _INCLUDE__DATASPACE__DATASPACE_H_
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#include <base/stdint.h>
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#include <base/rpc.h>
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namespace Genode { struct Dataspace; }
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struct Genode::Dataspace : Interface
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{
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virtual ~Dataspace() { }
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/**
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* Request size of dataspace
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*/
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virtual size_t size() = 0;
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/**
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* Return true if dataspace is writable
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*/
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virtual bool writable() = 0;
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/*********************
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** RPC declaration **
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*********************/
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GENODE_RPC(Rpc_size, size_t, size);
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GENODE_RPC(Rpc_writable, bool, writable);
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GENODE_RPC_INTERFACE(Rpc_size, Rpc_writable);
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};
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#endif /* _INCLUDE__DATASPACE__DATASPACE_H_ */
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