44 lines
1.0 KiB
C++
44 lines
1.0 KiB
C++
/*
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* \brief Kernel back-end and core front-end for user interrupts
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* \author Martin Stein
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* \date 2013-10-28
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*/
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/*
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* Copyright (C) 2013-2017 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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/* core includes */
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#include "kernel.h"
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#include "cpu.h"
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#include "irq.h"
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void Kernel::Irq::disable() const {
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cpu_pool().executing_cpu().pic().mask(_irq_nr); }
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void Kernel::Irq::enable() const {
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cpu_pool().executing_cpu().pic().unmask(_irq_nr, Cpu::executing_id()); }
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Kernel::Irq::Pool &Kernel::User_irq::_pool()
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{
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static Irq::Pool p;
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return p;
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}
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Kernel::User_irq::User_irq(unsigned const irq,
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Genode::Irq_session::Trigger trigger,
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Genode::Irq_session::Polarity polarity,
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Signal_context & context)
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: Irq(irq, _pool()), _context(context)
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{
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disable();
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cpu_pool().executing_cpu().pic().irq_mode(_irq_nr, trigger, polarity);
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}
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