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/*
* cpcexp.c -- Amstrad CPC Expansion port
*
* Created on: 16/07/2011
*
*/
#include "emu.h"
#include "emuopts.h"
#include "machine/cpcexp.h"
//**************************************************************************
// GLOBAL VARIABLES
//**************************************************************************
const device_type CPC_EXPANSION_SLOT = &device_creator<cpc_expansion_slot_device>;
//**************************************************************************
// DEVICE CPC_EXPANSION CARD INTERFACE
//**************************************************************************
device_cpc_expansion_card_interface::device_cpc_expansion_card_interface(const machine_config &mconfig, device_t &device)
: device_slot_card_interface(mconfig,device)
{
}
device_cpc_expansion_card_interface::~device_cpc_expansion_card_interface()
{
}
//**************************************************************************
// LIVE DEVICE
//**************************************************************************
cpc_expansion_slot_device::cpc_expansion_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
device_t(mconfig, CPC_EXPANSION_SLOT, "Amstrad CPC expansion port", tag, owner, clock),
device_slot_interface(mconfig, *this)
{
}
cpc_expansion_slot_device::~cpc_expansion_slot_device()
{
}
//-------------------------------------------------
// device_config_complete - perform any
// operations now that the configuration is
// complete
//-------------------------------------------------
void cpc_expansion_slot_device::device_config_complete()
{
// inherit a copy of the static data
const cpc_expansion_slot_interface *intf = reinterpret_cast<const cpc_expansion_slot_interface *>(static_config());
if (intf != NULL)
{
*static_cast<cpc_expansion_slot_interface *>(this) = *intf;
}
// or initialize to defaults if none provided
else
{
memset(&m_out_irq_cb, 0, sizeof(m_out_irq_cb));
memset(&m_out_nmi_cb, 0, sizeof(m_out_nmi_cb));
memset(&m_out_reset_cb, 0, sizeof(m_out_reset_cb));
memset(&m_out_romdis_cb, 0, sizeof(m_out_romdis_cb));
memset(&m_out_romen_cb, 0, sizeof(m_out_romen_cb));
}
}
//-------------------------------------------------
// device_start - device-specific startup
//-------------------------------------------------
void cpc_expansion_slot_device::device_start()
{
m_card = dynamic_cast<device_cpc_expansion_card_interface *>(get_card_device());
// resolve callbacks
m_out_irq_func.resolve(m_out_irq_cb, *this);
m_out_nmi_func.resolve(m_out_nmi_cb, *this);
m_out_reset_func.resolve(m_out_reset_cb, *this);
m_out_romdis_func.resolve(m_out_romdis_cb, *this);
m_out_romen_func.resolve(m_out_romen_cb, *this);
}
//-------------------------------------------------
// device_reset - device-specific reset
//-------------------------------------------------
void cpc_expansion_slot_device::device_reset()
{
}
WRITE_LINE_MEMBER( cpc_expansion_slot_device::irq_w ) { m_out_irq_func(state); }
WRITE_LINE_MEMBER( cpc_expansion_slot_device::nmi_w ) { m_out_nmi_func(state); }
WRITE_LINE_MEMBER( cpc_expansion_slot_device::reset_w ) { m_out_reset_func(state); }
WRITE_LINE_MEMBER( cpc_expansion_slot_device::romdis_w ) { m_out_romdis_func(state); }
WRITE_LINE_MEMBER( cpc_expansion_slot_device::romen_w ) { m_out_romen_func(state); }
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