void scsi_port_device::update_atn()
{
int atn = m_atn_in;
for (int i = 0; i < m_device_count; i++)
{
atn |= m_slot[i]->m_atn;
}
if (m_atn_out != atn)
{
m_atn_out = atn;
m_atn_handler(atn);
for (int i = 0; i < m_device_count; i++)
{
scsi_port_interface *dev = m_slot[i]->dev();
if (dev != nullptr)
dev->input_atn(atn);
}
}
}
MACHINE_CONFIG_END
void scsi_port_device::device_start()
{
const char *deviceName[] =
{
SCSI_PORT_DEVICE1,
SCSI_PORT_DEVICE2,
SCSI_PORT_DEVICE3,
SCSI_PORT_DEVICE4,
SCSI_PORT_DEVICE5,
SCSI_PORT_DEVICE6,
SCSI_PORT_DEVICE7
};
m_device_count = 0;
for (int i = 0; i < 7; i++)
{
scsi_port_slot_device *slot = subdevice<scsi_port_slot_device>(deviceName[i]);
m_slot[i] = slot;
if (slot != nullptr)
m_device_count = i + 1;
}
m_bsy_handler.resolve_safe();
m_sel_handler.resolve_safe();
m_cd_handler.resolve_safe();
m_io_handler.resolve_safe();
m_msg_handler.resolve_safe();
m_req_handler.resolve_safe();
m_ack_handler.resolve_safe();
m_atn_handler.resolve_safe();
m_rst_handler.resolve_safe();
m_data0_handler.resolve_safe();
m_data1_handler.resolve_safe();
m_data2_handler.resolve_safe();
m_data3_handler.resolve_safe();
m_data4_handler.resolve_safe();
m_data5_handler.resolve_safe();
m_data6_handler.resolve_safe();
m_data7_handler.resolve_safe();
m_data0_handler(0);
m_data1_handler(0);
m_data2_handler(0);
m_data3_handler(0);
m_data4_handler(0);
m_data5_handler(0);
m_data6_handler(0);
m_data7_handler(0);
m_bsy_handler(0);
m_sel_handler(0);
m_cd_handler(0);
m_io_handler(0);
m_msg_handler(0);
m_req_handler(0);
m_ack_handler(0);
m_atn_handler(0);
m_rst_handler(0);
}
void SCSI_PORT_DEVICE::device_start()
{
const char *deviceName[] =
{
SCSI_PORT_DEVICE1,
SCSI_PORT_DEVICE2,
SCSI_PORT_DEVICE3,
SCSI_PORT_DEVICE4,
SCSI_PORT_DEVICE5,
SCSI_PORT_DEVICE6,
SCSI_PORT_DEVICE7
};
m_device_count = 0;
for (int i = 0; i < 7; i++)
{
SCSI_PORT_SLOT_device *slot = subdevice<SCSI_PORT_SLOT_device>(deviceName[i]);
m_slot[i] = slot;
if (slot != NULL)
m_device_count = i + 1;
}
m_bsy_handler.resolve_safe();
m_sel_handler.resolve_safe();
m_cd_handler.resolve_safe();
m_io_handler.resolve_safe();
m_msg_handler.resolve_safe();
m_req_handler.resolve_safe();
m_ack_handler.resolve_safe();
m_atn_handler.resolve_safe();
m_rst_handler.resolve_safe();
m_data0_handler.resolve_safe();
m_data1_handler.resolve_safe();
m_data2_handler.resolve_safe();
m_data3_handler.resolve_safe();
m_data4_handler.resolve_safe();
m_data5_handler.resolve_safe();
m_data6_handler.resolve_safe();
m_data7_handler.resolve_safe();
m_data0_handler(0);
m_data1_handler(0);
m_data2_handler(0);
m_data3_handler(0);
m_data4_handler(0);
m_data5_handler(0);
m_data6_handler(0);
m_data7_handler(0);
m_bsy_handler(0);
m_sel_handler(0);
m_cd_handler(0);
m_io_handler(0);
m_msg_handler(0);
m_req_handler(0);
m_ack_handler(0);
m_atn_handler(0);
m_rst_handler(0);
}
