void watchdog_timer_device::device_validity_check(validity_checker &valid) const
{
if (m_vblank_count != 0)
{
screen_device *screen = dynamic_cast<screen_device *>(siblingdevice(m_screen_tag));
if (screen == nullptr)
osd_printf_error("Invalid screen tag specified\n");
}
}
void sr_device::device_start()
{
// grab the main memory space from the mmu
device_memory_interface *mmu;
siblingdevice("mmu")->interface(mmu);
m_data_space = &mmu->space(0);
m_io_space = &mmu->space(1);
// resolve callbacks
m_out_irq0_cb.resolve_safe();
m_out_irq1_cb.resolve_safe();
m_out_irq2_cb.resolve_safe();
// empty the slots
m_slot_count = 0;
for (device_sr_card_interface *&slot : m_slot)
slot = nullptr;
}
