64 lines
1.7 KiB
C++
64 lines
1.7 KiB
C++
/*
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* \brief IO_MEM root interface
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* \author Christian Helmuth
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* \date 2006-08-01
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*/
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/*
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* Copyright (C) 2006-2012 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__IO_MEM_ROOT_H_
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#define _CORE__INCLUDE__IO_MEM_ROOT_H_
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#include <root/component.h>
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#include "io_mem_session_component.h"
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namespace Genode {
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class Io_mem_root : public Root_component<Io_mem_session_component>
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{
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private:
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Range_allocator *_io_mem_alloc; /* MMIO region allocator */
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Range_allocator *_ram_alloc; /* RAM allocator */
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Rpc_entrypoint *_ds_ep; /* entry point for managing io_mem dataspaces */
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protected:
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Io_mem_session_component *_create_session(const char *args)
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{
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return new (md_alloc())
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Io_mem_session_component(_io_mem_alloc, _ram_alloc,
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_ds_ep, args);
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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 io_mem session objects
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* \param ds_ep entry point for managing dataspaces
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* \param io_mem_alloc platform IO_MEM allocator
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* \param ram_alloc platform RAM allocator
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* \param md_alloc meta-data allocator to be used by root component
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*/
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Io_mem_root(Rpc_entrypoint *session_ep,
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Rpc_entrypoint *ds_ep,
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Range_allocator *io_mem_alloc,
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Range_allocator *ram_alloc,
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Allocator *md_alloc)
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:
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Root_component<Io_mem_session_component>(session_ep, md_alloc),
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_io_mem_alloc(io_mem_alloc), _ram_alloc(ram_alloc), _ds_ep(ds_ep) { }
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};
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}
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#endif /* _CORE__INCLUDE__IO_MEM_ROOT_H_ */
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