33 lines
1,016 B
C++
33 lines
1,016 B
C++
// Copyright 2018 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include <algorithm>
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#include "common/archives.h"
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#include "core/file_sys/delay_generator.h"
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SERIALIZE_EXPORT_IMPL(FileSys::DefaultDelayGenerator)
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namespace FileSys {
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DelayGenerator::~DelayGenerator() = default;
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u64 DefaultDelayGenerator::GetReadDelayNs(std::size_t length) {
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// This is the delay measured for a romfs read.
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// For now we will take that as a default
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static constexpr u64 slope(94);
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static constexpr u64 offset(582778);
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static constexpr u64 minimum(663124);
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u64 IPCDelayNanoseconds = std::max<u64>(static_cast<u64>(length) * slope + offset, minimum);
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return IPCDelayNanoseconds;
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}
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u64 DefaultDelayGenerator::GetOpenDelayNs() {
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// This is the delay measured for a romfs open.
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// For now we will take that as a default
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static constexpr u64 IPCDelayNanoseconds(9438006);
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return IPCDelayNanoseconds;
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}
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} // namespace FileSys
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