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authorAxel Heider <axel.heider@hensoldt.net>2022-10-25 20:32:30 +0200
committerPeter Maydell <peter.maydell@linaro.org>2023-01-05 12:14:43 +0000
commit2ca267fd36a275c771528bd5ae50ae8406155ad9 (patch)
tree8dcbbe806fb97a5657f94767414ddc0396196d3a /hw/timer/imx_epit.c
parent1ead962edf1297e223a039167429d4c986bfb90e (diff)
downloadfocaccia-qemu-2ca267fd36a275c771528bd5ae50ae8406155ad9.tar.gz
focaccia-qemu-2ca267fd36a275c771528bd5ae50ae8406155ad9.zip
hw/timer/imx_epit: update interrupt state on CR write access
The interrupt state can change due to:
- reset clears both SR.OCIF and CR.OCIE
- write to CR.EN or CR.OCIE

Signed-off-by: Axel Heider <axel.heider@hensoldt.net>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw/timer/imx_epit.c')
-rw-r--r--hw/timer/imx_epit.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/hw/timer/imx_epit.c b/hw/timer/imx_epit.c
index f148868b8c..7af3a8b10e 100644
--- a/hw/timer/imx_epit.c
+++ b/hw/timer/imx_epit.c
@@ -206,12 +206,20 @@ static void imx_epit_write(void *opaque, hwaddr offset, uint64_t value,
         if (s->cr & CR_SWR) {
             /* handle the reset */
             imx_epit_reset(DEVICE(s));
-            /*
-             * TODO: could we 'break' here? following operations appear
-             * to duplicate the work imx_epit_reset() already did.
-             */
         }
 
+        /*
+         * The interrupt state can change due to:
+         * - reset clears both SR.OCIF and CR.OCIE
+         * - write to CR.EN or CR.OCIE
+         */
+        imx_epit_update_int(s);
+
+        /*
+         * TODO: could we 'break' here for reset? following operations appear
+         * to duplicate the work imx_epit_reset() already did.
+         */
+
         ptimer_transaction_begin(s->timer_cmp);
         ptimer_transaction_begin(s->timer_reload);