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// license: GPL-2.0+
// copyright-holders: Dirk Best
/***************************************************************************
Kontron PSI keyboard interface
***************************************************************************/
#include "emu.h"
#include "psi_kbd.h"
#include "ergoline.h"
#include "hle.h"
//**************************************************************************
// DEVICE DEFINITIONS
//**************************************************************************
DEFINE_DEVICE_TYPE(PSI_KEYBOARD_INTERFACE, psi_keyboard_bus_device, "psi_kbd", "PSI Keyboard Interface")
//**************************************************************************
// SLOT DEVICE
//**************************************************************************
//-------------------------------------------------
// psi_keyboard_bus_device - constructor
//-------------------------------------------------
psi_keyboard_bus_device::psi_keyboard_bus_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
device_t(mconfig, PSI_KEYBOARD_INTERFACE, tag, owner, clock),
device_slot_interface(mconfig, *this),
m_kbd(nullptr),
m_rx_handler(*this),
m_key_strobe_handler(*this),
m_key_data(0xff)
{
}
//-------------------------------------------------
// psi_keyboard_bus_device - destructor
//-------------------------------------------------
psi_keyboard_bus_device::~psi_keyboard_bus_device()
{
}
//-------------------------------------------------
// device_start - device-specific startup
//-------------------------------------------------
void psi_keyboard_bus_device::device_start()
{
// get connected keyboard
m_kbd = dynamic_cast<device_psi_keyboard_interface *>(get_card_device());
// resolve callbacks
m_rx_handler.resolve_safe();
m_key_strobe_handler.resolve_safe();
}
//-------------------------------------------------
// device_reset - device-specific reset
//-------------------------------------------------
void psi_keyboard_bus_device::device_reset()
{
m_key_data = 0xff;
}
//-------------------------------------------------
// host to module interface
//-------------------------------------------------
WRITE_LINE_MEMBER( psi_keyboard_bus_device::tx_w )
{
if (m_kbd)
m_kbd->tx_w(state);
}
//**************************************************************************
// KEYBOARD INTERFACE
//**************************************************************************
//-------------------------------------------------
// device_psi_keyboard_interface - constructor
//-------------------------------------------------
device_psi_keyboard_interface::device_psi_keyboard_interface(const machine_config &mconfig, device_t &device) :
device_slot_card_interface(mconfig, device)
{
m_host = dynamic_cast<psi_keyboard_bus_device *>(device.owner());
}
//-------------------------------------------------
// ~device_psi_keyboard_interface - destructor
//-------------------------------------------------
device_psi_keyboard_interface::~device_psi_keyboard_interface()
{
}
//**************************************************************************
// SLOT INTERFACE
//**************************************************************************
SLOT_INTERFACE_START( psi_keyboard_devices )
SLOT_INTERFACE("ergoline", ERGOLINE_KEYBOARD)
SLOT_INTERFACE("hle", PSI_HLE_KEYBOARD)
SLOT_INTERFACE_END
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