From a22c5a388065997211090e97c34d7320699e4a00 Mon Sep 17 00:00:00 2001 From: Liam Date: Thu, 11 May 2023 21:05:27 -0400 Subject: time: implement ContinuousAdjustmentTimePoint --- src/core/hle/service/time/time_sharedmemory.cpp | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) (limited to 'src/core/hle/service/time/time_sharedmemory.cpp') diff --git a/src/core/hle/service/time/time_sharedmemory.cpp b/src/core/hle/service/time/time_sharedmemory.cpp index ff53a7d6f..ce1c85bcc 100644 --- a/src/core/hle/service/time/time_sharedmemory.cpp +++ b/src/core/hle/service/time/time_sharedmemory.cpp @@ -30,6 +30,25 @@ void SharedMemory::SetupStandardSteadyClock(const Common::UUID& clock_source_id, } void SharedMemory::UpdateLocalSystemClockContext(const Clock::SystemClockContext& context) { + // lower and upper are related to the measurement point for the steady time point, + // and compare equal on boot + const s64 time_point_ns = context.steady_time_point.time_point * 1'000'000'000LL; + + // This adjusts for some sort of time skew + // Both 0 on boot + const s64 diff_scale = 0; + const u32 shift_amount = 0; + + const Clock::ContinuousAdjustmentTimePoint adjustment{ + .measurement_offset = system.CoreTiming().GetGlobalTimeNs().count(), + .diff_scale = diff_scale, + .shift_amount = shift_amount, + .lower = time_point_ns, + .upper = time_point_ns, + .clock_source_id = context.steady_time_point.clock_source_id, + }; + + StoreToLockFreeAtomicType(&GetFormat()->continuous_adjustment_timepoint, adjustment); StoreToLockFreeAtomicType(&GetFormat()->standard_local_system_clock_context, context); } -- cgit v1.2.3