// license:BSD-3-Clause // copyright-holders:Curt Coder /********************************************************************** Kontron Europe Card Bus emulation **********************************************************************/ #include "ecbbus.h" //************************************************************************** // GLOBAL VARIABLES //************************************************************************** const device_type ECBBUS_SLOT = &device_creator; //************************************************************************** // LIVE DEVICE //************************************************************************** //------------------------------------------------- // ecbbus_slot_device - constructor //------------------------------------------------- ecbbus_slot_device::ecbbus_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : device_t(mconfig, ECBBUS_SLOT, "ECB bus slot", tag, owner, clock, "ecbbus_slot", __FILE__), device_slot_interface(mconfig, *this) { } //------------------------------------------------- // static_set_ecbbus_slot - //------------------------------------------------- void ecbbus_slot_device::static_set_ecbbus_slot(device_t &device, const char *tag, int num) { ecbbus_slot_device &ecbbus_card = dynamic_cast(device); ecbbus_card.m_bus_tag = tag; ecbbus_card.m_bus_num = num; } //------------------------------------------------- // device_start - device-specific startup //------------------------------------------------- void ecbbus_slot_device::device_start() { m_bus = machine().device(m_bus_tag); device_ecbbus_card_interface *dev = dynamic_cast(get_card_device()); if (dev) m_bus->add_card(dev, m_bus_num); } //************************************************************************** // DEVICE DEFINITIONS //************************************************************************** const device_type ECBBUS = &device_creator; //************************************************************************** // DEVICE ECBBUS CARD INTERFACE //************************************************************************** //------------------------------------------------- // device_ecbbus_card_interface - constructor //------------------------------------------------- device_ecbbus_card_interface::device_ecbbus_card_interface(const machine_config &mconfig, device_t &device) : device_slot_card_interface(mconfig, device) { m_slot = dynamic_cast(device.owner()); } //************************************************************************** // LIVE DEVICE //************************************************************************** //------------------------------------------------- // ecbbus_device - constructor //------------------------------------------------- ecbbus_device::ecbbus_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : device_t(mconfig, ECBBUS, "ECB bus", tag, owner, clock, "ecbbus", __FILE__), m_write_irq(*this), m_write_nmi(*this) { for (int i = 0; i < MAX_ECBBUS_SLOTS; i++) m_ecbbus_device[i] = NULL; } //------------------------------------------------- // device_start - device-specific startup //------------------------------------------------- void ecbbus_device::device_start() { // resolve callbacks m_write_irq.resolve_safe(); m_write_nmi.resolve_safe(); } //------------------------------------------------- // add_card - add ECB bus card //------------------------------------------------- void ecbbus_device::add_card(device_ecbbus_card_interface *card, int pos) { m_ecbbus_device[pos] = card; } //------------------------------------------------- // mem_r - //------------------------------------------------- READ8_MEMBER( ecbbus_device::mem_r ) { UINT8 data = 0; for (int i = 0; i < MAX_ECBBUS_SLOTS; i++) { if (m_ecbbus_device[i] != NULL) { data |= m_ecbbus_device[i]->ecbbus_mem_r(offset); } } return data; } //------------------------------------------------- // mem_w - //------------------------------------------------- WRITE8_MEMBER( ecbbus_device::mem_w ) { for (int i = 0; i < MAX_ECBBUS_SLOTS; i++) { if (m_ecbbus_device[i] != NULL) { m_ecbbus_device[i]->ecbbus_mem_w(offset, data); } } } //------------------------------------------------- // io_r - //------------------------------------------------- READ8_MEMBER( ecbbus_device::io_r ) { UINT8 data = 0; for (int i = 0; i < MAX_ECBBUS_SLOTS; i++) { if (m_ecbbus_device[i] != NULL) { data |= m_ecbbus_device[i]->ecbbus_io_r(offset); } } return data; } //------------------------------------------------- // io_w - //------------------------------------------------- WRITE8_MEMBER( ecbbus_device::io_w ) { for (int i = 0; i < MAX_ECBBUS_SLOTS; i++) { if (m_ecbbus_device[i] != NULL) { m_ecbbus_device[i]->ecbbus_io_w(offset, data); } } } //------------------------------------------------- // SLOT_INTERFACE( ecbbus_cards ) //------------------------------------------------- // slot devices #include "grip.h" SLOT_INTERFACE_START( ecbbus_cards ) SLOT_INTERFACE("grip21", ECB_GRIP21) /* SLOT_INTERFACE("grip25", ECB_GRIP25) SLOT_INTERFACE("grip26", ECB_GRIP26) SLOT_INTERFACE("grip31", ECB_GRIP31) SLOT_INTERFACE("grip562", ECB_GRIP562) SLOT_INTERFACE("grips115", ECB_GRIPS115)*/ SLOT_INTERFACE_END