diff options
Diffstat (limited to 'src/devices/bus/vtech/memexp/memexp.cpp')
-rw-r--r-- | src/devices/bus/vtech/memexp/memexp.cpp | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/src/devices/bus/vtech/memexp/memexp.cpp b/src/devices/bus/vtech/memexp/memexp.cpp new file mode 100644 index 00000000000..d41b2d073b7 --- /dev/null +++ b/src/devices/bus/vtech/memexp/memexp.cpp @@ -0,0 +1,108 @@ +// license:GPL-2.0+ +// copyright-holders:Dirk Best +/*************************************************************************** + + VTech Laser/VZ Memory Expansion Slot + + 44-pin slot + +***************************************************************************/ + +#include "memexp.h" + + +//************************************************************************** +// DEVICE DEFINITIONS +//************************************************************************** + +const device_type MEMEXP_SLOT = &device_creator<memexp_slot_device>; + + +//************************************************************************** +// SLOT DEVICE +//************************************************************************** + +//------------------------------------------------- +// memexp_slot_device - constructor +//------------------------------------------------- + +memexp_slot_device::memexp_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : + device_t(mconfig, MEMEXP_SLOT, "Memory Expansion Slot", tag, owner, clock, "memexp_slot", __FILE__), + device_slot_interface(mconfig, *this), + m_program(NULL), + m_io(NULL), + m_cart(NULL), + m_int_handler(*this), + m_nmi_handler(*this), + m_reset_handler(*this) +{ +} + +//------------------------------------------------- +// memexp_slot_device - destructor +//------------------------------------------------- + +memexp_slot_device::~memexp_slot_device() +{ +} + +//------------------------------------------------- +// device_start - device-specific startup +//------------------------------------------------- + +void memexp_slot_device::device_start() +{ + // resolve callbacks + m_int_handler.resolve_safe(); + m_nmi_handler.resolve_safe(); + m_reset_handler.resolve_safe(); +} + +//------------------------------------------------- +// device_reset - device-specific reset +//------------------------------------------------- + +void memexp_slot_device::device_reset() +{ +} + +//------------------------------------------------- +// set_program_space - set address space we are attached to +//------------------------------------------------- + +void memexp_slot_device::set_program_space(address_space *program) +{ + m_program = program; +} + +//------------------------------------------------- +// set_io_space - set address space we are attached to +//------------------------------------------------- + +void memexp_slot_device::set_io_space(address_space *io) +{ + m_io = io; +} + + +//************************************************************************** +// CARTRIDGE INTERFACE +//************************************************************************** + +//------------------------------------------------- +// device_memexp_interface - constructor +//------------------------------------------------- + +device_memexp_interface::device_memexp_interface(const machine_config &mconfig, device_t &device) : + device_slot_card_interface(mconfig, device) +{ + m_slot = dynamic_cast<memexp_slot_device *>(device.owner()); +} + +//------------------------------------------------- +// ~device_memexp_interface - destructor +//------------------------------------------------- + +device_memexp_interface::~device_memexp_interface() +{ +} |