From 6f2adbd216f4f975db95e41bc33eb56e0e4dc139 Mon Sep 17 00:00:00 2001
From: Joerg Hoppe <j_hoppe@t-online.de>
Date: Tue, 27 Aug 2019 13:31:37 +0200
Subject: [PATCH] levelchange(PSW) on RTI

---
 10.02_devices/2_src/cpu20/ka11.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/10.02_devices/2_src/cpu20/ka11.c b/10.02_devices/2_src/cpu20/ka11.c
index fdc8e35..d19e366 100644
--- a/10.02_devices/2_src/cpu20/ka11.c
+++ b/10.02_devices/2_src/cpu20/ka11.c
@@ -553,6 +553,7 @@ step(KA11 *cpu)
 	case 2:	TR(RTI);
 		BA = SP; POP; IN(PC);
 		BA = SP; POP; IN(PSW);
+		levelchange(cpu->psw) ;
 		SVC;
 	case 3:	TR(BPT); TRAP(014);
 	case 4:	TR(IOT); TRAP(020);