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authorKelebek1 <[email protected]>2023-10-29 13:50:55 +0000
committerKelebek1 <[email protected]>2024-01-24 04:26:55 +0000
commite4915fb7d2077584a11a15141bc81d28ed2b0125 (patch)
tree1783055dc2e98eaf9099e8e7b194b55f8f607747 /src/common
parenta560b9f5a26bdc49814930a0bec91d0ad6545942 (diff)
downloadyuzu-mainline-e4915fb7d2077584a11a15141bc81d28ed2b0125.tar.gz
yuzu-mainline-e4915fb7d2077584a11a15141bc81d28ed2b0125.zip
Rework time service to fix time passing offline.
Diffstat (limited to 'src/common')
-rw-r--r--src/common/arm64/native_clock.cpp24
-rw-r--r--src/common/arm64/native_clock.h10
-rw-r--r--src/common/memory_detect.h2
-rw-r--r--src/common/settings.h13
-rw-r--r--src/common/time_zone.cpp12
-rw-r--r--src/common/uuid.h12
-rw-r--r--src/common/wall_clock.cpp32
-rw-r--r--src/common/wall_clock.h9
-rw-r--r--src/common/x64/native_clock.cpp26
-rw-r--r--src/common/x64/native_clock.h9
10 files changed, 70 insertions, 79 deletions
diff --git a/src/common/arm64/native_clock.cpp b/src/common/arm64/native_clock.cpp
index f437d7187..76ffb74ba 100644
--- a/src/common/arm64/native_clock.cpp
+++ b/src/common/arm64/native_clock.cpp
@@ -30,27 +30,27 @@ NativeClock::NativeClock() {
}
std::chrono::nanoseconds NativeClock::GetTimeNS() const {
- return std::chrono::nanoseconds{MultiplyHigh(GetHostTicksElapsed(), ns_cntfrq_factor)};
+ return std::chrono::nanoseconds{MultiplyHigh(GetUptime(), ns_cntfrq_factor)};
}
std::chrono::microseconds NativeClock::GetTimeUS() const {
- return std::chrono::microseconds{MultiplyHigh(GetHostTicksElapsed(), us_cntfrq_factor)};
+ return std::chrono::microseconds{MultiplyHigh(GetUptime(), us_cntfrq_factor)};
}
std::chrono::milliseconds NativeClock::GetTimeMS() const {
- return std::chrono::milliseconds{MultiplyHigh(GetHostTicksElapsed(), ms_cntfrq_factor)};
+ return std::chrono::milliseconds{MultiplyHigh(GetUptime(), ms_cntfrq_factor)};
}
-u64 NativeClock::GetCNTPCT() const {
- return MultiplyHigh(GetHostTicksElapsed(), guest_cntfrq_factor);
+s64 NativeClock::GetCNTPCT() const {
+ return MultiplyHigh(GetUptime(), guest_cntfrq_factor);
}
-u64 NativeClock::GetGPUTick() const {
- return MultiplyHigh(GetHostTicksElapsed(), gputick_cntfrq_factor);
+s64 NativeClock::GetGPUTick() const {
+ return MultiplyHigh(GetUptime(), gputick_cntfrq_factor);
}
-u64 NativeClock::GetHostTicksNow() const {
- u64 cntvct_el0 = 0;
+s64 NativeClock::GetUptime() const {
+ s64 cntvct_el0 = 0;
asm volatile("dsb ish\n\t"
"mrs %[cntvct_el0], cntvct_el0\n\t"
"dsb ish\n\t"
@@ -58,15 +58,11 @@ u64 NativeClock::GetHostTicksNow() const {
return cntvct_el0;
}
-u64 NativeClock::GetHostTicksElapsed() const {
- return GetHostTicksNow();
-}
-
bool NativeClock::IsNative() const {
return true;
}
-u64 NativeClock::GetHostCNTFRQ() {
+s64 NativeClock::GetHostCNTFRQ() {
u64 cntfrq_el0 = 0;
std::string_view board{""};
#ifdef ANDROID
diff --git a/src/common/arm64/native_clock.h b/src/common/arm64/native_clock.h
index a28b419f2..94bc1882e 100644
--- a/src/common/arm64/native_clock.h
+++ b/src/common/arm64/native_clock.h
@@ -17,17 +17,15 @@ public:
std::chrono::milliseconds GetTimeMS() const override;
- u64 GetCNTPCT() const override;
+ s64 GetCNTPCT() const override;
- u64 GetGPUTick() const override;
+ s64 GetGPUTick() const override;
- u64 GetHostTicksNow() const override;
-
- u64 GetHostTicksElapsed() const override;
+ s64 GetUptime() const override;
bool IsNative() const override;
- static u64 GetHostCNTFRQ();
+ static s64 GetHostCNTFRQ();
public:
using FactorType = unsigned __int128;
diff --git a/src/common/memory_detect.h b/src/common/memory_detect.h
index a345e6d28..c8f239aed 100644
--- a/src/common/memory_detect.h
+++ b/src/common/memory_detect.h
@@ -18,4 +18,4 @@ struct MemoryInfo {
*/
[[nodiscard]] const MemoryInfo& GetMemInfo();
-} // namespace Common \ No newline at end of file
+} // namespace Common
diff --git a/src/common/settings.h b/src/common/settings.h
index 07dba53ab..16749ab68 100644
--- a/src/common/settings.h
+++ b/src/common/settings.h
@@ -419,9 +419,16 @@ struct Values {
linkage, false, "custom_rtc_enabled", Category::System, Specialization::Paired, true, true};
SwitchableSetting<s64> custom_rtc{
linkage, 0, "custom_rtc", Category::System, Specialization::Time,
- true, true, &custom_rtc_enabled};
- // Set on game boot, reset on stop. Seconds difference between current time and `custom_rtc`
- s64 custom_rtc_differential;
+ false, true, &custom_rtc_enabled};
+ SwitchableSetting<s64, true> custom_rtc_offset{linkage,
+ 0,
+ std::numeric_limits<int>::min(),
+ std::numeric_limits<int>::max(),
+ "custom_rtc_offset",
+ Category::System,
+ Specialization::Countable,
+ true,
+ true};
SwitchableSetting<bool> rng_seed_enabled{
linkage, false, "rng_seed_enabled", Category::System, Specialization::Paired, true, true};
SwitchableSetting<u32> rng_seed{
diff --git a/src/common/time_zone.cpp b/src/common/time_zone.cpp
index 69e728a9d..f77df604f 100644
--- a/src/common/time_zone.cpp
+++ b/src/common/time_zone.cpp
@@ -88,7 +88,17 @@ std::string FindSystemTimeZone() {
LOG_ERROR(Common, "Time zone {} not handled, defaulting to hour offset.", tz_index);
}
}
- return fmt::format("Etc/GMT{:s}{:d}", hours > 0 ? "-" : "+", std::abs(hours));
+
+ // For some reason the Etc/GMT times are reversed. GMT+6 contains -21600 as its offset,
+ // -6 hours instead of +6 hours, so these signs are purposefully reversed to fix it.
+ std::string postfix{""};
+ if (hours > 0) {
+ postfix = fmt::format("-{:d}", std::abs(hours));
+ } else if (hours < 0) {
+ postfix = fmt::format("+{:d}", std::abs(hours));
+ }
+
+ return fmt::format("Etc/GMT{:s}", postfix);
}
} // namespace Common::TimeZone
diff --git a/src/common/uuid.h b/src/common/uuid.h
index 7172ca165..81bfefbbb 100644
--- a/src/common/uuid.h
+++ b/src/common/uuid.h
@@ -12,9 +12,8 @@
namespace Common {
struct UUID {
- std::array<u8, 0x10> uuid{};
+ std::array<u8, 0x10> uuid;
- /// Constructs an invalid UUID.
constexpr UUID() = default;
/// Constructs a UUID from a reference to a 128 bit array.
@@ -34,14 +33,6 @@ struct UUID {
*/
explicit UUID(std::string_view uuid_string);
- ~UUID() = default;
-
- constexpr UUID(const UUID&) noexcept = default;
- constexpr UUID(UUID&&) noexcept = default;
-
- constexpr UUID& operator=(const UUID&) noexcept = default;
- constexpr UUID& operator=(UUID&&) noexcept = default;
-
/**
* Returns whether the stored UUID is valid or not.
*
@@ -121,6 +112,7 @@ struct UUID {
friend constexpr bool operator==(const UUID& lhs, const UUID& rhs) = default;
};
static_assert(sizeof(UUID) == 0x10, "UUID has incorrect size.");
+static_assert(std::is_trivial_v<UUID>);
/// An invalid UUID. This UUID has all its bytes set to 0.
constexpr UUID InvalidUUID = {};
diff --git a/src/common/wall_clock.cpp b/src/common/wall_clock.cpp
index 012fdc1e0..e14bf3e65 100644
--- a/src/common/wall_clock.cpp
+++ b/src/common/wall_clock.cpp
@@ -18,42 +18,40 @@ namespace Common {
class StandardWallClock final : public WallClock {
public:
- explicit StandardWallClock() : start_time{SteadyClock::Now()} {}
+ explicit StandardWallClock() {}
std::chrono::nanoseconds GetTimeNS() const override {
- return SteadyClock::Now() - start_time;
+ return std::chrono::duration_cast<std::chrono::nanoseconds>(
+ std::chrono::system_clock::now().time_since_epoch());
}
std::chrono::microseconds GetTimeUS() const override {
- return static_cast<std::chrono::microseconds>(GetHostTicksElapsed() / NsToUsRatio::den);
+ return std::chrono::duration_cast<std::chrono::microseconds>(
+ std::chrono::system_clock::now().time_since_epoch());
}
std::chrono::milliseconds GetTimeMS() const override {
- return static_cast<std::chrono::milliseconds>(GetHostTicksElapsed() / NsToMsRatio::den);
+ return std::chrono::duration_cast<std::chrono::milliseconds>(
+ std::chrono::system_clock::now().time_since_epoch());
}
- u64 GetCNTPCT() const override {
- return GetHostTicksElapsed() * NsToCNTPCTRatio::num / NsToCNTPCTRatio::den;
+ s64 GetCNTPCT() const override {
+ return GetUptime() * NsToCNTPCTRatio::num / NsToCNTPCTRatio::den;
}
- u64 GetGPUTick() const override {
- return GetHostTicksElapsed() * NsToGPUTickRatio::num / NsToGPUTickRatio::den;
+ s64 GetGPUTick() const override {
+ return GetUptime() * NsToGPUTickRatio::num / NsToGPUTickRatio::den;
}
- u64 GetHostTicksNow() const override {
- return static_cast<u64>(SteadyClock::Now().time_since_epoch().count());
- }
-
- u64 GetHostTicksElapsed() const override {
- return static_cast<u64>(GetTimeNS().count());
+ s64 GetUptime() const override {
+ return std::chrono::duration_cast<std::chrono::nanoseconds>(
+ std::chrono::steady_clock::now().time_since_epoch())
+ .count();
}
bool IsNative() const override {
return false;
}
-
-private:
- SteadyClock::time_point start_time;
};
std::unique_ptr<WallClock> CreateOptimalClock() {
diff --git a/src/common/wall_clock.h b/src/common/wall_clock.h
index f45d3d8c5..3a0c43909 100644
--- a/src/common/wall_clock.h
+++ b/src/common/wall_clock.h
@@ -29,16 +29,13 @@ public:
virtual std::chrono::milliseconds GetTimeMS() const = 0;
/// @returns The guest CNTPCT ticks since the construction of this clock.
- virtual u64 GetCNTPCT() const = 0;
+ virtual s64 GetCNTPCT() const = 0;
/// @returns The guest GPU ticks since the construction of this clock.
- virtual u64 GetGPUTick() const = 0;
+ virtual s64 GetGPUTick() const = 0;
/// @returns The raw host timer ticks since an indeterminate epoch.
- virtual u64 GetHostTicksNow() const = 0;
-
- /// @returns The raw host timer ticks since the construction of this clock.
- virtual u64 GetHostTicksElapsed() const = 0;
+ virtual s64 GetUptime() const = 0;
/// @returns Whether the clock directly uses the host's hardware clock.
virtual bool IsNative() const = 0;
diff --git a/src/common/x64/native_clock.cpp b/src/common/x64/native_clock.cpp
index 7d2a26bd9..d2d27fafe 100644
--- a/src/common/x64/native_clock.cpp
+++ b/src/common/x64/native_clock.cpp
@@ -8,39 +8,35 @@
namespace Common::X64 {
NativeClock::NativeClock(u64 rdtsc_frequency_)
- : start_ticks{FencedRDTSC()}, rdtsc_frequency{rdtsc_frequency_},
- ns_rdtsc_factor{GetFixedPoint64Factor(NsRatio::den, rdtsc_frequency)},
+ : rdtsc_frequency{rdtsc_frequency_}, ns_rdtsc_factor{GetFixedPoint64Factor(NsRatio::den,
+ rdtsc_frequency)},
us_rdtsc_factor{GetFixedPoint64Factor(UsRatio::den, rdtsc_frequency)},
ms_rdtsc_factor{GetFixedPoint64Factor(MsRatio::den, rdtsc_frequency)},
cntpct_rdtsc_factor{GetFixedPoint64Factor(CNTFRQ, rdtsc_frequency)},
gputick_rdtsc_factor{GetFixedPoint64Factor(GPUTickFreq, rdtsc_frequency)} {}
std::chrono::nanoseconds NativeClock::GetTimeNS() const {
- return std::chrono::nanoseconds{MultiplyHigh(GetHostTicksElapsed(), ns_rdtsc_factor)};
+ return std::chrono::nanoseconds{MultiplyHigh(GetUptime(), ns_rdtsc_factor)};
}
std::chrono::microseconds NativeClock::GetTimeUS() const {
- return std::chrono::microseconds{MultiplyHigh(GetHostTicksElapsed(), us_rdtsc_factor)};
+ return std::chrono::microseconds{MultiplyHigh(GetUptime(), us_rdtsc_factor)};
}
std::chrono::milliseconds NativeClock::GetTimeMS() const {
- return std::chrono::milliseconds{MultiplyHigh(GetHostTicksElapsed(), ms_rdtsc_factor)};
+ return std::chrono::milliseconds{MultiplyHigh(GetUptime(), ms_rdtsc_factor)};
}
-u64 NativeClock::GetCNTPCT() const {
- return MultiplyHigh(GetHostTicksElapsed(), cntpct_rdtsc_factor);
+s64 NativeClock::GetCNTPCT() const {
+ return MultiplyHigh(GetUptime(), cntpct_rdtsc_factor);
}
-u64 NativeClock::GetGPUTick() const {
- return MultiplyHigh(GetHostTicksElapsed(), gputick_rdtsc_factor);
+s64 NativeClock::GetGPUTick() const {
+ return MultiplyHigh(GetUptime(), gputick_rdtsc_factor);
}
-u64 NativeClock::GetHostTicksNow() const {
- return FencedRDTSC();
-}
-
-u64 NativeClock::GetHostTicksElapsed() const {
- return FencedRDTSC() - start_ticks;
+s64 NativeClock::GetUptime() const {
+ return static_cast<s64>(FencedRDTSC());
}
bool NativeClock::IsNative() const {
diff --git a/src/common/x64/native_clock.h b/src/common/x64/native_clock.h
index 334415eff..b2629b031 100644
--- a/src/common/x64/native_clock.h
+++ b/src/common/x64/native_clock.h
@@ -17,18 +17,15 @@ public:
std::chrono::milliseconds GetTimeMS() const override;
- u64 GetCNTPCT() const override;
+ s64 GetCNTPCT() const override;
- u64 GetGPUTick() const override;
+ s64 GetGPUTick() const override;
- u64 GetHostTicksNow() const override;
-
- u64 GetHostTicksElapsed() const override;
+ s64 GetUptime() const override;
bool IsNative() const override;
private:
- u64 start_ticks;
u64 rdtsc_frequency;
u64 ns_rdtsc_factor;