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-rw-r--r--hw/timer/ibex_timer.c14
1 files changed, 5 insertions, 9 deletions
diff --git a/hw/timer/ibex_timer.c b/hw/timer/ibex_timer.c
index 66e1f8e48c..826c38b653 100644
--- a/hw/timer/ibex_timer.c
+++ b/hw/timer/ibex_timer.c
@@ -130,7 +130,6 @@ static void ibex_timer_reset(DeviceState *dev)
s->timer_compare_upper0 = 0xFFFFFFFF;
s->timer_intr_enable = 0x00000000;
s->timer_intr_state = 0x00000000;
- s->timer_intr_test = 0x00000000;
ibex_timer_update_irqs(s);
}
@@ -168,7 +167,8 @@ static uint64_t ibex_timer_read(void *opaque, hwaddr addr,
retvalue = s->timer_intr_state;
break;
case R_INTR_TEST:
- retvalue = s->timer_intr_test;
+ qemu_log_mask(LOG_GUEST_ERROR,
+ "Attempted to read INTR_TEST, a write only register");
break;
default:
qemu_log_mask(LOG_GUEST_ERROR,
@@ -215,10 +215,7 @@ static void ibex_timer_write(void *opaque, hwaddr addr,
s->timer_intr_state &= ~val;
break;
case R_INTR_TEST:
- s->timer_intr_test = val;
- if (s->timer_intr_enable &
- s->timer_intr_test &
- R_INTR_ENABLE_IE_0_MASK) {
+ if (s->timer_intr_enable & val & R_INTR_ENABLE_IE_0_MASK) {
s->timer_intr_state |= R_INTR_STATE_IS_0_MASK;
qemu_set_irq(s->irq, true);
}
@@ -247,8 +244,8 @@ static int ibex_timer_post_load(void *opaque, int version_id)
static const VMStateDescription vmstate_ibex_timer = {
.name = TYPE_IBEX_TIMER,
- .version_id = 1,
- .minimum_version_id = 1,
+ .version_id = 2,
+ .minimum_version_id = 2,
.post_load = ibex_timer_post_load,
.fields = (VMStateField[]) {
VMSTATE_UINT32(timer_ctrl, IbexTimerState),
@@ -257,7 +254,6 @@ static const VMStateDescription vmstate_ibex_timer = {
VMSTATE_UINT32(timer_compare_upper0, IbexTimerState),
VMSTATE_UINT32(timer_intr_enable, IbexTimerState),
VMSTATE_UINT32(timer_intr_state, IbexTimerState),
- VMSTATE_UINT32(timer_intr_test, IbexTimerState),
VMSTATE_END_OF_LIST()
}
};