72 lines
1.6 KiB
C++
72 lines
1.6 KiB
C++
/*
|
|
* \brief IRQ session interface for NOVA
|
|
* \author Norman Feske
|
|
* \date 2010-01-30
|
|
*/
|
|
|
|
/*
|
|
* Copyright (C) 2010-2013 Genode Labs GmbH
|
|
*
|
|
* This file is part of the Genode OS framework, which is distributed
|
|
* under the terms of the GNU General Public License version 2.
|
|
*/
|
|
|
|
#ifndef _CORE__INCLUDE__IRQ_SESSION_COMPONENT_H_
|
|
#define _CORE__INCLUDE__IRQ_SESSION_COMPONENT_H_
|
|
|
|
#include <base/lock.h>
|
|
#include <util/list.h>
|
|
|
|
#include <irq_session/capability.h>
|
|
|
|
namespace Genode {
|
|
|
|
class Irq_session_component : public Rpc_object<Irq_session>,
|
|
public List<Irq_session_component>::Element
|
|
{
|
|
private:
|
|
|
|
enum { STACK_SIZE = 4096 };
|
|
|
|
unsigned _irq_number;
|
|
Range_allocator *_irq_alloc;
|
|
Rpc_entrypoint _entrypoint;
|
|
Irq_session_capability _cap;
|
|
bool _attached;
|
|
|
|
public:
|
|
|
|
/**
|
|
* Constructor
|
|
*
|
|
* \param cap_session capability session to use
|
|
* \param irq_alloc platform-dependent IRQ allocator
|
|
* \param args session construction arguments
|
|
*/
|
|
Irq_session_component(Cap_session *cap_session,
|
|
Range_allocator *irq_alloc,
|
|
const char *args);
|
|
|
|
/**
|
|
* Destructor
|
|
*/
|
|
~Irq_session_component();
|
|
|
|
/**
|
|
* Return capability to this session
|
|
*
|
|
* If an initialization error occurs, returned capability is invalid.
|
|
*/
|
|
Irq_session_capability cap() const { return _cap; }
|
|
|
|
|
|
/***************************
|
|
** Irq session interface **
|
|
***************************/
|
|
|
|
void wait_for_irq();
|
|
};
|
|
}
|
|
|
|
#endif /* _CORE__INCLUDE__IRQ_SESSION_COMPONENT_H_ */
|