From f35fd80ebe15b0afe4167aa1382d0884a03ef8b4 Mon Sep 17 00:00:00 2001
From: PabloMK7 <hackyglitch2@gmail.com>
Date: Thu, 25 Jan 2024 23:50:17 +0100
Subject: [PATCH] Add HOST_TICK to svcGetSystemInfo CITRA_INFORMATION type

---
 src/core/hle/kernel/svc.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/core/hle/kernel/svc.cpp b/src/core/hle/kernel/svc.cpp
index 4cc2c0ad0..126aea75f 100644
--- a/src/core/hle/kernel/svc.cpp
+++ b/src/core/hle/kernel/svc.cpp
@@ -4,6 +4,7 @@
 
 #include <algorithm>
 #include <array>
+#include <chrono>
 #include <fmt/format.h>
 #include "common/archives.h"
 #include "common/logging/log.h"
@@ -268,6 +269,7 @@ enum class SystemInfoMemUsageRegion {
  */
 enum class SystemInfoCitraInformation {
     IS_CITRA = 0,          // Always set the output to 1, signaling the app is running on Citra.
+    HOST_TICK = 1,         // Tick reference from the host in ns, unaffected by lag or cpu speed.
     BUILD_NAME = 10,       // (ie: Nightly, Canary).
     BUILD_VERSION = 11,    // Build version.
     BUILD_DATE_PART1 = 20, // Build date first 7 characters.
@@ -1740,6 +1742,11 @@ Result SVC::GetSystemInfo(s64* out, u32 type, s32 param) {
         case SystemInfoCitraInformation::IS_CITRA:
             *out = 1;
             break;
+        case SystemInfoCitraInformation::HOST_TICK:
+            *out = (s64)std::chrono::duration_cast<std::chrono::nanoseconds>(
+                       std::chrono::steady_clock::now().time_since_epoch())
+                       .count();
+            break;
         case SystemInfoCitraInformation::BUILD_NAME:
             CopyStringPart(reinterpret_cast<char*>(out), Common::g_build_name, 0, sizeof(s64));
             break;