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[PULL,4/4] target/avr: Fix interrupt execution

Message ID 20210314234649.2614590-5-f4bug@amsat.org (mailing list archive)
State New, archived
Headers show
Series [PULL,1/4] hw/misc/led: Add yellow LED | expand

Commit Message

Philippe Mathieu-Daudé March 14, 2021, 11:46 p.m. UTC 
From: Ivanov Arkasha <ivanovrkasha@gmail.com>

Only one interrupt is in progress at the moment.
It is only necessary to set to reset interrupt_request
after all interrupts have been executed.

Signed-off-by: Ivanov Arkasha <ivanovrkasha@gmail.com>
Message-Id: <20210312164754.18437-1-arkaisp2021@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Michael Rolnik <mrolnik@gmail.com>
---
 target/avr/helper.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
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Patch

diff --git a/target/avr/helper.c b/target/avr/helper.c
index b4532de2523..35e10195940 100644
--- a/target/avr/helper.c
+++ b/target/avr/helper.c
@@ -49,7 +49,9 @@  bool avr_cpu_exec_interrupt(CPUState *cs, int interrupt_request)
             cc->tcg_ops->do_interrupt(cs);
 
             env->intsrc &= env->intsrc - 1; /* clear the interrupt */
-            cs->interrupt_request &= ~CPU_INTERRUPT_HARD;
+            if (!env->intsrc) {
+                cs->interrupt_request &= ~CPU_INTERRUPT_HARD;
+            }
 
             ret = true;
         }