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55 lines
2 KiB
C++
55 lines
2 KiB
C++
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/*
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* Copyright (c) 2020, Liav A. <liavalb@hotmail.co.il>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <Kernel/Time/HardwareTimer.h>
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#include <Kernel/Time/TimeManagement.h>
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namespace Kernel {
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HardwareTimer::HardwareTimer(u8 irq_number, Function<void(const RegisterState&)> callback)
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: IRQHandler(irq_number)
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, m_function_to_call(move(callback))
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{
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}
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void HardwareTimer::handle_irq(const RegisterState& regs)
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{
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m_function_to_call(regs);
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}
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const char* HardwareTimer::purpose() const
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{
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if (TimeManagement::the().is_system_timer(*this))
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return "System Timer";
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return model();
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}
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void HardwareTimer::change_function(Function<void(const RegisterState&)> callback)
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{
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disable_irq();
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m_function_to_call = move(callback);
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enable_irq();
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}
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}
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