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// license:GPL-2.0+
// copyright-holders:Dirk Best
/***************************************************************************
EACA Colour Genie Parallel Slot
20-pin slot
***************************************************************************/
#include "emu.h"
#include "parallel.h"
//**************************************************************************
// DEVICE DEFINITIONS
//**************************************************************************
DEFINE_DEVICE_TYPE(CG_PARALLEL_SLOT, cg_parallel_slot_device, "cg_parallel_slot", "Colour Genie Parallel Slot")
//**************************************************************************
// SLOT DEVICE
//**************************************************************************
//-------------------------------------------------
// cg_parallel_slot_device - constructor
//-------------------------------------------------
cg_parallel_slot_device::cg_parallel_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock) :
device_t(mconfig, CG_PARALLEL_SLOT, tag, owner, clock),
device_single_card_slot_interface<device_cg_parallel_interface>(mconfig, *this),
m_cart(nullptr)
{
}
//-------------------------------------------------
// cg_parallel_slot_device - destructor
//-------------------------------------------------
cg_parallel_slot_device::~cg_parallel_slot_device()
{
}
//-------------------------------------------------
// device_start - device-specific startup
//-------------------------------------------------
void cg_parallel_slot_device::device_start()
{
m_cart = get_card_device();
}
//**************************************************************************
// I/O PORTS
//**************************************************************************
uint8_t cg_parallel_slot_device::pa_r()
{
if (m_cart)
return m_cart->pa_r();
else
return 0xff;
}
void cg_parallel_slot_device::pa_w(uint8_t data)
{
if (m_cart)
m_cart->pa_w(data);
}
uint8_t cg_parallel_slot_device::pb_r()
{
if (m_cart)
return m_cart->pb_r();
else
return 0xff;
}
void cg_parallel_slot_device::pb_w(uint8_t data)
{
if (m_cart)
m_cart->pb_w(data);
}
//**************************************************************************
// CARTRIDGE INTERFACE
//**************************************************************************
//-------------------------------------------------
// device_cg_parallel_interface - constructor
//-------------------------------------------------
device_cg_parallel_interface::device_cg_parallel_interface(const machine_config &mconfig, device_t &device) :
device_interface(device, "cgeniepar")
{
m_slot = dynamic_cast<cg_parallel_slot_device *>(device.owner());
}
//-------------------------------------------------
// ~device_cg_parallel_interface - destructor
//-------------------------------------------------
device_cg_parallel_interface::~device_cg_parallel_interface()
{
}
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