diff options
| author | Amlal El Mahrouss <amlal.elmahrouss@icloud.com> | 2025-03-23 19:13:48 +0100 |
|---|---|---|
| committer | Amlal El Mahrouss <amlal.elmahrouss@icloud.com> | 2025-03-23 19:15:17 +0100 |
| commit | a13e1c0911c0627184bc38f18c7fdda64447b3ad (patch) | |
| tree | 073a62c09bf216e85a3f310376640fa1805147f9 /dev/kernel/KernelKit/Timer.h | |
| parent | 149fa096eb306d03686b3b67e813cf1a78e08cd0 (diff) | |
meta(kernel): Reworked repository's filesystem structure.
Removing useless parts of the project too.
Signed-off-by: Amlal El Mahrouss <amlal.elmahrouss@icloud.com>
Diffstat (limited to 'dev/kernel/KernelKit/Timer.h')
| -rw-r--r-- | dev/kernel/KernelKit/Timer.h | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/dev/kernel/KernelKit/Timer.h b/dev/kernel/KernelKit/Timer.h new file mode 100644 index 00000000..abca5352 --- /dev/null +++ b/dev/kernel/KernelKit/Timer.h @@ -0,0 +1,83 @@ +/* ------------------------------------------- + + Copyright (C) 2024-2025, Amlal EL Mahrouss, all rights reserved. + +------------------------------------------- */ + +#pragma once + +#include <ArchKit/ArchKit.h> +#include <KernelKit/LPC.h> + +namespace NeOS +{ + class SoftwareTimer; + class TimerInterface; + + inline constexpr Int16 kTimeUnit = 1000; + + class TimerInterface + { + public: + /// @brief Default constructor + explicit TimerInterface() = default; + virtual ~TimerInterface() = default; + + public: + NE_COPY_DEFAULT(TimerInterface); + + public: + virtual BOOL Wait() noexcept; + }; + + class SoftwareTimer final : public TimerInterface + { + public: + explicit SoftwareTimer(Int64 seconds); + ~SoftwareTimer() override; + + public: + NE_COPY_DEFAULT(SoftwareTimer); + + public: + BOOL Wait() noexcept override; + + private: + IntPtr* fDigitalTimer{nullptr}; + Int64 fWaitFor{0}; + }; + + class HardwareTimer final : public TimerInterface + { + public: + explicit HardwareTimer(Int64 seconds); + ~HardwareTimer() override; + + public: + NE_COPY_DEFAULT(HardwareTimer); + + public: + BOOL Wait() noexcept override; + + private: + IntPtr* fDigitalTimer{nullptr}; + Int64 fWaitFor{0}; + }; + + inline Int64 rtl_ms(Int64 time) + { + if (time < 0) + return 0; + + // TODO: nanoseconds maybe? + return kTimeUnit * kTimeUnit * time; + } + + inline Int64 rtl_seconds(Int64 time) + { + if (time < 0) + return 0; + + return kTimeUnit * rtl_ms(time); + } +} // namespace NeOS |
