forked from Bananymous/banan-os
28 lines
532 B
C++
28 lines
532 B
C++
#pragma once
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#include <kernel/Timer/Timer.h>
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namespace Kernel
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{
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class HPET final : public Timer
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{
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public:
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static BAN::ErrorOr<BAN::UniqPtr<HPET>> create();
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virtual uint64_t ms_since_boot() const override;
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virtual timespec time_since_boot() const override;
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private:
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HPET() = default;
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BAN::ErrorOr<void> initialize();
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void write_register(ptrdiff_t reg, uint64_t value) const;
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uint64_t read_register(ptrdiff_t reg) const;
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private:
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uint64_t m_counter_tick_period_fs { 0 };
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vaddr_t m_mmio_base { 0 };
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};
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} |