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3a945051fc
Previously there was a mix of returning plain strings and returning explicit string views using `operator ""sv`. This change switches them all to standardized on `operator ""sv` as it avoids a call to strlen.
48 lines
1.3 KiB
C++
48 lines
1.3 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/RefPtr.h>
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#include <AK/String.h>
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#include <AK/Types.h>
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#include <Kernel/Interrupts/GenericInterruptHandler.h>
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#include <Kernel/Interrupts/IRQController.h>
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namespace Kernel {
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class IRQHandler : public GenericInterruptHandler {
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public:
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virtual ~IRQHandler();
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virtual bool handle_interrupt(const RegisterState& regs) override { return handle_irq(regs); }
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virtual bool handle_irq(const RegisterState&) = 0;
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void enable_irq();
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void disable_irq();
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virtual bool eoi() override;
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virtual HandlerType type() const override { return HandlerType::IRQHandler; }
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virtual StringView purpose() const override { return "IRQ Handler"sv; }
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virtual StringView controller() const override { return m_responsible_irq_controller->model(); }
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virtual size_t sharing_devices_count() const override { return 0; }
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virtual bool is_shared_handler() const override { return false; }
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virtual bool is_sharing_with_others() const override { return m_shared_with_others; }
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protected:
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void change_irq_number(u8 irq);
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explicit IRQHandler(u8 irq);
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private:
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bool m_shared_with_others { false };
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bool m_enabled { false };
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RefPtr<IRQController> m_responsible_irq_controller;
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};
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}
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