From f3303c92725d10e6da0727b97be9148d22a489d1 Mon Sep 17 00:00:00 2001
From: Andrew Tridgell <andrew@tridgell.net>
Date: Wed, 20 Dec 2023 16:24:27 +1100
Subject: [PATCH] HAL_SITL: use uint64_div1000()

match ChibiOS
---
 libraries/AP_HAL_SITL/system.cpp | 14 ++------------
 1 file changed, 2 insertions(+), 12 deletions(-)

diff --git a/libraries/AP_HAL_SITL/system.cpp b/libraries/AP_HAL_SITL/system.cpp
index 138ee2a7c2..1e4a59be20 100644
--- a/libraries/AP_HAL_SITL/system.cpp
+++ b/libraries/AP_HAL_SITL/system.cpp
@@ -9,6 +9,7 @@
 #include <AP_HAL/system.h>
 
 #include "Scheduler.h"
+#include <AP_Math/div1000.h>
 
 extern const AP_HAL::HAL& hal;
 
@@ -179,18 +180,7 @@ uint64_t micros64()
 
 uint64_t millis64()
 {
-    const HALSITL::Scheduler* scheduler = HALSITL::Scheduler::from(hal.scheduler);
-    uint64_t stopped_usec = scheduler->stopped_clock_usec();
-    if (stopped_usec) {
-        return stopped_usec / 1000;
-    }
-
-    struct timeval tp;
-    gettimeofday(&tp, nullptr);
-    uint64_t ret = 1.0e3*((tp.tv_sec + (tp.tv_usec*1.0e-6)) -
-                          (state.start_time.tv_sec +
-                           (state.start_time.tv_usec*1.0e-6)));
-    return ret;
+    return uint64_div1000(micros64());
 }
 
 } // namespace AP_HAL