From 01b2d14a49f9c924306951f1e0c6e12b685060c7 Mon Sep 17 00:00:00 2001
From: OBattler <oubattler@gmail.com>
Date: Sun, 12 May 2024 19:11:52 +0200
Subject: [PATCH] PS/2 KBC: Clear IRQ's upon returning to main loop, fixes
 input in Windows 3.1x on eg. the Soyo 4SAW2.

---
 src/device/kbc_at.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/device/kbc_at.c b/src/device/kbc_at.c
index 6a5c306e1..c630960ae 100644
--- a/src/device/kbc_at.c
+++ b/src/device/kbc_at.c
@@ -625,6 +625,8 @@ kbc_at_poll_ps2(atkbc_t *dev)
             fallthrough;
         case STATE_MAIN_IBF:
         default:
+            picint_common(1 << 1, 0, 0, NULL);
+            picint_common(1 << 12, 0, 0, NULL);
 ps2_main_ibf:
             if (dev->status & STAT_IFULL)
                 kbc_ibf_process(dev);