diff options
Diffstat (limited to 'hw/armv7m_nvic.c')
| -rw-r--r-- | hw/armv7m_nvic.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/hw/armv7m_nvic.c b/hw/armv7m_nvic.c index 79cf448678..5cfa971cab 100644 --- a/hw/armv7m_nvic.c +++ b/hw/armv7m_nvic.c @@ -76,6 +76,14 @@ static void systick_timer_tick(void * opaque) } } +static void systick_reset(nvic_state *s) +{ + s->systick.control = 0; + s->systick.reload = 0; + s->systick.tick = 0; + qemu_del_timer(s->systick.timer); +} + /* The external routines use the hardware vector numbering, ie. the first IRQ is #16. The internal GIC routines use #32 as the first IRQ. */ void armv7m_nvic_set_pending(void *opaque, int irq) @@ -371,6 +379,13 @@ static const VMStateDescription vmstate_nvic = { } }; +static void armv7m_nvic_reset(DeviceState *dev) +{ + nvic_state *s = FROM_SYSBUSGIC(nvic_state, sysbus_from_qdev(dev)); + gic_reset(&s->gic.busdev.qdev); + systick_reset(s); +} + static int armv7m_nvic_init(SysBusDevice *dev) { nvic_state *s= FROM_SYSBUSGIC(nvic_state, dev); @@ -400,6 +415,7 @@ static void armv7m_nvic_class_init(ObjectClass *klass, void *data) sdc->init = armv7m_nvic_init; dc->vmsd = &vmstate_nvic; + dc->reset = armv7m_nvic_reset; dc->props = armv7m_nvic_properties; } |