void cs4031_device::emulated_gatea20(int state)
{
if (BIT(m_registers[SOFT_RESET_AND_GATEA20], 5))
{
m_emu_gatea20 = state;
a20m();
}
}
void cs4031_device::keyboard_gatea20(int state)
{
m_ext_gatea20 = state;
a20m();
}
void cs4031_device::fast_gatea20(int state)
{
m_fast_gatea20 = state;
a20m();
}
void wd7600_device::keyboard_gatea20(int state)
{
m_ext_gatea20 = state;
a20m();
}
