70 lines
1.7 KiB
C++
70 lines
1.7 KiB
C++
/*
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* \brief PD root interface
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* \author Christian Helmuth
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* \date 2006-07-17
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*/
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/*
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* Copyright (C) 2006-2013 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 _CORE__INCLUDE__PD_ROOT_H_
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#define _CORE__INCLUDE__PD_ROOT_H_
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/* Genode */
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#include <root/component.h>
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/* Core */
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#include <pd_session_component.h>
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namespace Genode {
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class Pd_root;
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}
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class Genode::Pd_root : public Genode::Root_component<Genode::Pd_session_component>
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{
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private:
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Rpc_entrypoint &_thread_ep;
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Allocator &_md_alloc;
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protected:
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Pd_session_component *_create_session(const char *args)
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{
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/* XXX use separate entrypoint for PD sessions */
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return new (md_alloc()) Pd_session_component(_thread_ep,
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_thread_ep,
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_thread_ep,
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_md_alloc, args);
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}
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void _upgrade_session(Pd_session_component *p, const char *args)
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{
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size_t ram_quota =
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Arg_string::find_arg(args, "ram_quota").ulong_value(0);
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p->upgrade_ram_quota(ram_quota);
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}
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public:
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/**
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* Constructor
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*
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* \param session_ep entry point for managing pd session objects
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* \param thread_ep entry point for managing threads
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* \param md_alloc meta-data allocator to be used by root component
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*/
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Pd_root(Rpc_entrypoint *session_ep,
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Rpc_entrypoint *thread_ep,
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Allocator *md_alloc)
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: Root_component<Pd_session_component>(session_ep, md_alloc),
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_thread_ep(*thread_ep), _md_alloc(*md_alloc) { }
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};
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#endif /* _CORE__INCLUDE__PD_ROOT_H_ */
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