mirror of
https://github.com/RGBCube/serenity
synced 2026-01-16 17:51:00 +00:00
d5ee03ef5b
The RTC and CMOS are currently only supported for x86 platforms and use specific x86 instructions to produce only certain x86 plaform operations and results, therefore, we move them to the Arch/x86 specific directory.
36 lines
1.3 KiB
C++
36 lines
1.3 KiB
C++
/*
|
|
* Copyright (c) 2020, Liav A. <liavalb@hotmail.co.il>
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <Kernel/Arch/x86/common/RTC.h>
|
|
#include <Kernel/Library/NonnullLockRefPtr.h>
|
|
#include <Kernel/Time/HardwareTimer.h>
|
|
|
|
namespace Kernel {
|
|
class RealTimeClock final : public HardwareTimer<IRQHandler> {
|
|
public:
|
|
static NonnullLockRefPtr<RealTimeClock> create(Function<void(RegisterState const&)> callback);
|
|
virtual HardwareTimerType timer_type() const override { return HardwareTimerType::RTC; }
|
|
virtual StringView model() const override { return "Real Time Clock"sv; }
|
|
virtual size_t ticks_per_second() const override;
|
|
|
|
virtual bool is_periodic() const override { return true; }
|
|
virtual bool is_periodic_capable() const override { return true; }
|
|
virtual void set_periodic() override { }
|
|
virtual void set_non_periodic() override { }
|
|
virtual void disable() override { }
|
|
|
|
virtual void reset_to_default_ticks_per_second() override;
|
|
virtual bool try_to_set_frequency(size_t frequency) override;
|
|
virtual bool is_capable_of_frequency(size_t frequency) const override;
|
|
virtual size_t calculate_nearest_possible_frequency(size_t frequency) const override;
|
|
|
|
private:
|
|
explicit RealTimeClock(Function<void(RegisterState const&)> callback);
|
|
virtual bool handle_irq(RegisterState const&) override;
|
|
};
|
|
}
|