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Kernel: Add UnhandledInterruptHandler class

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This class will be used to represent an IRQ vector handler that wasn't
assigned to any IRQ Handler.
This commit is contained in:
Liav A 2020-02-22 19:59:42 +02:00 • committed by Andreas Kling
parent 9587f2d3ee
commit 9d281b4b15
2 changed files with 102 additions and 0 deletions
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50
Kernel/Interrupts/UnhandledInterruptHandler.cpp Normal file
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/*
* Copyright (c) 2020, Liav A. <liavalb@hotmail.co.il>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <Kernel/Interrupts/UnhandledInterruptHandler.h>
namespace Kernel {
UnhandledInterruptHandler::UnhandledInterruptHandler(u8 interrupt_vector)
: GenericInterruptHandler(interrupt_vector)
{
}
void UnhandledInterruptHandler::handle_interrupt(RegisterState&)
{
dbg() << "Interrupt: Unhandled vector " << interrupt_number() << " was invoked for handle_interrupt(RegisterState&).";
hang();
}
[[noreturn]] bool UnhandledInterruptHandler::eoi()
{
dbg() << "Interrupt: Unhandled vector " << interrupt_number() << " was invoked for eoi().";
hang();
}
UnhandledInterruptHandler::~UnhandledInterruptHandler()
{
}
}

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Kernel/Interrupts/UnhandledInterruptHandler.h Normal file
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/*
* Copyright (c) 2020, Liav A. <liavalb@hotmail.co.il>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <AK/String.h>
#include <AK/Types.h>
#include <Kernel/Arch/i386/CPU.h>
#include <Kernel/Interrupts/GenericInterruptHandler.h>
namespace Kernel {
class UnhandledInterruptHandler final : public GenericInterruptHandler {
public:
explicit UnhandledInterruptHandler(u8 interrupt_vector);
virtual ~UnhandledInterruptHandler();
virtual void handle_interrupt(RegisterState&) override;
virtual bool eoi() override;
virtual HandlerPurpose purpose() const override { return HandlerPurpose::UnhandledInterruptHandler; }
virtual size_t get_sharing_devices_count() const override { return 0; }
virtual bool is_shared_handler() const override { return false; }
virtual bool is_sharing_with_others() const override { return false; }
private:
};
}