From 50c63b2c93b0cb55c70784fad57dc85410b152af Mon Sep 17 00:00:00 2001
From: mwojcik <mw@m-labs.hk>
Date: Thu, 4 Jul 2024 16:59:35 +0800
Subject: [PATCH] repeater: clear buffer after ping

---
 src/satman/src/repeater.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/satman/src/repeater.rs b/src/satman/src/repeater.rs
index 8c00e58..9ebc9b7 100644
--- a/src/satman/src/repeater.rs
+++ b/src/satman/src/repeater.rs
@@ -87,6 +87,10 @@ impl Repeater {
                 if rep_link_rx_up(self.repno) {
                     if let Ok(Some(drtioaux::Packet::EchoReply)) = drtioaux::recv(self.auxno) {
                         info!("[REP#{}] remote replied after {} packets", self.repno, ping_count);
+                        let max_time = timer.get_time() + Milliseconds(200);
+                        while timer.get_time() < max_time {
+                            let _ = drtioaux::recv(self.auxno);
+                        }
                         self.state = RepeaterState::Up;
                         if let Err(e) = self.sync_tsc(timer) {
                             error!("[REP#{}] failed to sync TSC ({:?})", self.repno, e);