59 lines
1.5 KiB
C++
59 lines
1.5 KiB
C++
/*
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* \brief Core-local mapping
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* \author Norman Feske
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* \date 2010-02-15
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*/
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/*
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* Copyright (C) 2010-2017 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 _CORE__INCLUDE__MAP_LOCAL_H_
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#define _CORE__INCLUDE__MAP_LOCAL_H_
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/* Genode includes */
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#include <base/thread.h>
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/* core includes */
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#include <nova_util.h>
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namespace Genode {
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/**
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* Map pages locally within core
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*
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* On NOVA, address-space mappings from core to core originate always from
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* the physical address space.
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*
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* \param from_phys physical source address
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* \param to_virt core-local destination address
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* \param num_pages number of pages to map
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*
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* \return true on success
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*/
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inline bool map_local(addr_t from_phys, addr_t to_virt, size_t num_pages,
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bool read = true, bool write = true, bool exec = true)
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{
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return (::map_local(platform_specific().core_pd_sel(),
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*(Nova::Utcb *)Thread::myself()->utcb(),
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from_phys, to_virt, num_pages,
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Nova::Rights(read, write, exec), true) == 0);
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}
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/**
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* Unmap pages locally within core
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*
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* \param virt core-local address
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* \param num_pages number of pages to unmap
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*/
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inline void unmap_local(addr_t virt, size_t num_pages)
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{
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::unmap_local(*(Nova::Utcb *)Thread::myself()->utcb(), virt, num_pages);
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}
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}
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#endif /* _CORE__INCLUDE__MAP_LOCAL_H_ */
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