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// license:BSD-3-Clause
// copyright-holders:Nigel Barnes
/**********************************************************************
CMS IEEE Controller Board
**********************************************************************/
#include "emu.h"
#include "ieee.h"
//**************************************************************************
// DEVICE DEFINITIONS
//**************************************************************************
DEFINE_DEVICE_TYPE(CMS_IEEE, cms_ieee_device, "cms_ieee", "CMS IEEE Controller Board");
//-------------------------------------------------
// device_add_mconfig - add device configuration
//-------------------------------------------------
void cms_ieee_device::device_add_mconfig(machine_config &config)
{
TMS9914(config, m_tms9914, 4_MHz_XTAL); // TODO: verify clock
m_tms9914->int_write_cb().set(FUNC(cms_ieee_device::bus_irq_w));
m_tms9914->dio_read_cb().set(IEEE488_TAG, FUNC(ieee488_device::dio_r));
m_tms9914->dio_write_cb().set(IEEE488_TAG, FUNC(ieee488_device::host_dio_w));
m_tms9914->eoi_write_cb().set(IEEE488_TAG, FUNC(ieee488_device::host_eoi_w));
m_tms9914->dav_write_cb().set(IEEE488_TAG, FUNC(ieee488_device::host_dav_w));
m_tms9914->nrfd_write_cb().set(IEEE488_TAG, FUNC(ieee488_device::host_nrfd_w));
m_tms9914->ndac_write_cb().set(IEEE488_TAG, FUNC(ieee488_device::host_ndac_w));
m_tms9914->ifc_write_cb().set(IEEE488_TAG, FUNC(ieee488_device::host_ifc_w));
m_tms9914->srq_write_cb().set(IEEE488_TAG, FUNC(ieee488_device::host_srq_w));
m_tms9914->atn_write_cb().set(IEEE488_TAG, FUNC(ieee488_device::host_atn_w));
m_tms9914->ren_write_cb().set(IEEE488_TAG, FUNC(ieee488_device::host_ren_w));
IEEE488(config, m_ieee);
m_ieee->eoi_callback().set(m_tms9914, FUNC(tms9914_device::eoi_w));
m_ieee->dav_callback().set(m_tms9914, FUNC(tms9914_device::dav_w));
m_ieee->nrfd_callback().set(m_tms9914, FUNC(tms9914_device::nrfd_w));
m_ieee->ndac_callback().set(m_tms9914, FUNC(tms9914_device::ndac_w));
m_ieee->ifc_callback().set(m_tms9914, FUNC(tms9914_device::ifc_w));
m_ieee->srq_callback().set(m_tms9914, FUNC(tms9914_device::srq_w));
m_ieee->atn_callback().set(m_tms9914, FUNC(tms9914_device::atn_w));
m_ieee->ren_callback().set(m_tms9914, FUNC(tms9914_device::ren_w));
IEEE488_SLOT(config, "ieee_dev", 0, cbm_ieee488_devices, nullptr);
}
//**************************************************************************
// LIVE DEVICE
//**************************************************************************
//-------------------------------------------------
// cms_ieee_device - constructor
//-------------------------------------------------
cms_ieee_device::cms_ieee_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
: device_t(mconfig, CMS_IEEE, tag, owner, clock)
, device_acorn_bus_interface(mconfig, *this)
, m_ieee(*this, IEEE488_TAG)
, m_tms9914(*this, "hpib")
{
}
//-------------------------------------------------
// device_start - device-specific startup
//-------------------------------------------------
void cms_ieee_device::device_start()
{
address_space &space = m_bus->memspace();
space.install_readwrite_handler(0xfc60, 0xfc6f, read8sm_delegate(*m_tms9914, FUNC(tms9914_device::read)), write8sm_delegate(*m_tms9914, FUNC(tms9914_device::write)));
}
//**************************************************************************
// IMPLEMENTATION
//**************************************************************************
WRITE_LINE_MEMBER(cms_ieee_device::bus_irq_w)
{
m_bus->irq_w(state);
}
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