65 lines
1.7 KiB
C++
65 lines
1.7 KiB
C++
/*
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* \brief Connection to I/O-memory service
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* \author Norman Feske
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* \date 2008-08-22
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*/
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/*
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* Copyright (C) 2008-2013 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 General Public License version 2.
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*/
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#ifndef _INCLUDE__IO_MEM_SESSION__CONNECTION_H_
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#define _INCLUDE__IO_MEM_SESSION__CONNECTION_H_
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#include <io_mem_session/client.h>
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#include <base/connection.h>
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namespace Genode { struct Io_mem_connection; }
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struct Genode::Io_mem_connection : Connection<Io_mem_session>, Io_mem_session_client
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{
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/**
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* Issue session request
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*
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* \noapi
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*/
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Capability<Io_mem_session> _session(Parent &parent, addr_t base, size_t size,
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bool write_combined)
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{
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return session("ram_quota=4K, base=0x%p, size=0x%lx, wc=%s",
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base, size, write_combined ? "yes" : "no");
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}
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/**
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* Constructor
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*
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* \param base physical base address of memory-mapped I/O resource
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* \param size size memory-mapped I/O resource
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* \param write_combined enable write-combined access to I/O memory
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*/
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Io_mem_connection(Env &env, addr_t base, size_t size, bool write_combined = false)
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:
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Connection<Io_mem_session>(env, _session(env.parent(), base, size, write_combined)),
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Io_mem_session_client(cap())
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{ }
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/**
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* Constructor
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*
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* \noapi
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* \deprecated Use the constructor with 'Env &' as first
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* argument instead
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*/
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Io_mem_connection(addr_t base, size_t size, bool write_combined = false)
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:
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Connection<Io_mem_session>(_session(*env()->parent(), base, size, write_combined)),
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Io_mem_session_client(cap())
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{ }
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};
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#endif /* _INCLUDE__IO_MEM_SESSION__CONNECTION_H_ */
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