// license:BSD-3-Clause // copyright-holders:Curt Coder /********************************************************************** Enterprise Sixty Four / One Two Eight Expansion Bus emulation **********************************************************************/ #include "emu.h" #include "exp.h" //************************************************************************** // DEVICE DEFINITIONS //************************************************************************** DEFINE_DEVICE_TYPE(EP64_EXPANSION_BUS_SLOT, ep64_expansion_bus_slot_device, "ep64_expansion_bus_slot", "Enterprise Sixty Four expansion bus slot") //************************************************************************** // DEVICE EP64_EXPANSION_BUS CARD INTERFACE //************************************************************************** //------------------------------------------------- // device_ep64_expansion_bus_card_interface - constructor //------------------------------------------------- device_ep64_expansion_bus_card_interface::device_ep64_expansion_bus_card_interface(const machine_config &mconfig, device_t &device) : device_slot_card_interface(mconfig, device) { m_slot = dynamic_cast(device.owner()); } //************************************************************************** // LIVE DEVICE //************************************************************************** //------------------------------------------------- // ep64_expansion_bus_slot_device - constructor //------------------------------------------------- ep64_expansion_bus_slot_device::ep64_expansion_bus_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : device_t(mconfig, EP64_EXPANSION_BUS_SLOT, tag, owner, clock) , device_slot_interface(mconfig, *this) , m_write_irq(*this) , m_write_nmi(*this) , m_write_wait(*this) , m_dave(*this, finder_base::DUMMY_TAG) , m_card(nullptr) { } //------------------------------------------------- // device_validity_check - //------------------------------------------------- void ep64_expansion_bus_slot_device::device_validity_check(validity_checker &valid) const { device_t *const carddev = get_card_device(); if (carddev && !dynamic_cast(carddev)) osd_printf_error("Card device %s (%s) does not implement device_ep64_expansion_bus_card_interface\n", carddev->tag(), carddev->name()); } //------------------------------------------------- // device_start - device-specific startup //------------------------------------------------- void ep64_expansion_bus_slot_device::device_start() { device_t *const carddev = get_card_device(); m_card = dynamic_cast(carddev); if (carddev && !m_card) fatalerror("Card device %s (%s) does not implement device_ep64_expansion_bus_card_interface\n", carddev->tag(), carddev->name()); // resolve callbacks m_write_irq.resolve_safe(); m_write_nmi.resolve_safe(); m_write_wait.resolve_safe(); } //------------------------------------------------- // device_reset - device-specific reset //------------------------------------------------- void ep64_expansion_bus_slot_device::device_reset() { } //------------------------------------------------- // SLOT_INTERFACE( ep64_expansion_bus_cards ) //------------------------------------------------- // slot devices #include "exdos.h" SLOT_INTERFACE_START( ep64_expansion_bus_cards ) SLOT_INTERFACE("exdos", EP64_EXDOS) SLOT_INTERFACE_END