79 lines
1.8 KiB
C++
79 lines
1.8 KiB
C++
/*
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* \brief Native types on L4/Fiasco
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* \author Norman Feske
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* \date 2008-07-26
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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__BASE__NATIVE_TYPES_H_
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#define _INCLUDE__BASE__NATIVE_TYPES_H_
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/* Genode includes */
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#include <base/native_capability.h>
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#include <base/stdint.h>
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namespace Fiasco {
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#include <l4/sys/types.h>
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}
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namespace Genode {
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class Platform_thread;
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typedef Fiasco::l4_threadid_t Native_thread_id;
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struct Cap_dst_policy
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{
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typedef Fiasco::l4_threadid_t Dst;
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static bool valid(Dst id) { return !Fiasco::l4_is_invalid_id(id); }
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static Dst invalid()
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{
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using namespace Fiasco;
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return L4_INVALID_ID;
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}
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static void copy(void* dst, Native_capability_tpl<Cap_dst_policy>* src);
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};
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struct Native_thread
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{
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Native_thread_id l4id;
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/**
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* Only used in core
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*
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* For 'Thread' objects created within core, 'pt' points to
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* the physical thread object, which is going to be destroyed
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* on destruction of the 'Thread'.
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*/
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Platform_thread *pt;
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};
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inline unsigned long convert_native_thread_id_to_badge(Native_thread_id tid)
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{
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/*
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* Fiasco has no server-defined badges for page-fault messages.
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* Therefore, we have to interpret the sender ID as badge.
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*/
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return tid.raw;
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}
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/**
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* Empty UTCB type expected by the thread library
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*
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* On this kernel, UTCBs are not placed within the the stack area. Each
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* thread can request its own UTCB pointer using the kernel interface.
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*/
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typedef struct { } Native_utcb;
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typedef Native_capability_tpl<Cap_dst_policy> Native_capability;
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typedef Fiasco::l4_threadid_t Native_connection_state;
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}
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#endif /* _INCLUDE__BASE__NATIVE_TYPES_H_ */
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