From e66303e044060f69fcf66476b2e893a92f4ff13d Mon Sep 17 00:00:00 2001
From: bunnie <bunnie@kosagi.com>
Date: Thu, 2 Jan 2025 01:02:08 +0800
Subject: [PATCH] add fix discovered during sim testing

---
 services/cram-console/src/cmds/mbox.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/services/cram-console/src/cmds/mbox.rs b/services/cram-console/src/cmds/mbox.rs
index 9d59319ed..98cbc4878 100644
--- a/services/cram-console/src/cmds/mbox.rs
+++ b/services/cram-console/src/cmds/mbox.rs
@@ -148,6 +148,9 @@ impl Mbox {
     }
 
     pub fn try_send(&mut self, to_cm7: MboxToCm7Pkt) -> Result<(), MboxError> {
+        // clear any pending bits from previous transactions
+        self.csr.wo(mailbox::EV_PENDING, self.csr.r(mailbox::EV_PENDING));
+
         if to_cm7.data.len() > MAX_PKT_LEN {
             Err(MboxError::TxOverflow)
         } else {