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// license:BSD-3-Clause
// copyright-holders:Barry Rodewald
/*
* cpc_pds.cpp -- CPC interface hardware for the Programmers Development System
*
* Created on: 10/02/2014
*/
#include "emu.h"
#include "cpc_pds.h"
//**************************************************************************
// DEVICE DEFINITIONS
//**************************************************************************
DEFINE_DEVICE_TYPE(CPC_PDS, cpc_pds_device, "cpc_pds", "Programmers Development System (CPC Target)")
MACHINE_CONFIG_MEMBER( cpc_pds_device::device_add_mconfig )
MCFG_DEVICE_ADD("pio", Z80PIO, XTAL_4MHz) // no clock on the PCB, so will presume that it uses the CPC's clock
// no pass-through seen on remake PCBs, unknown if actual hardware had a pass-through port or not
MACHINE_CONFIG_END
//**************************************************************************
// LIVE DEVICE
//**************************************************************************
cpc_pds_device::cpc_pds_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
device_t(mconfig, CPC_PDS, tag, owner, clock),
device_cpc_expansion_card_interface(mconfig, *this),
m_slot(nullptr),
m_pio(*this,"pio")
{
}
//-------------------------------------------------
// device_start - device-specific startup
//-------------------------------------------------
void cpc_pds_device::device_start()
{
device_t* cpu = machine().device("maincpu");
address_space& space = cpu->memory().space(AS_IO);
m_slot = dynamic_cast<cpc_expansion_slot_device *>(owner());
space.install_readwrite_handler(0xfbec,0xfbef,read8_delegate(FUNC(cpc_pds_device::pio_r),this),write8_delegate(FUNC(cpc_pds_device::pio_w),this));
}
//-------------------------------------------------
// device_reset - device-specific reset
//-------------------------------------------------
void cpc_pds_device::device_reset()
{
// TODO
}
READ8_MEMBER(cpc_pds_device::pio_r)
{
return m_pio->read(space,offset);
}
WRITE8_MEMBER(cpc_pds_device::pio_w)
{
m_pio->write(space,offset,data);
}
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