diff options
Diffstat (limited to 'src/devices/bus/nes_ctrl/snesadapter.cpp')
-rw-r--r-- | src/devices/bus/nes_ctrl/snesadapter.cpp | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/src/devices/bus/nes_ctrl/snesadapter.cpp b/src/devices/bus/nes_ctrl/snesadapter.cpp new file mode 100644 index 00000000000..8b26824a80d --- /dev/null +++ b/src/devices/bus/nes_ctrl/snesadapter.cpp @@ -0,0 +1,72 @@ +// license:BSD-3-Clause +// copyright-holders:kmg +/********************************************************************** + + Nintendo Family Computer & Entertainment System SNES controller port adapter + +**********************************************************************/ + +#include "emu.h" +#include "snesadapter.h" +// slot devices +#include "bus/snes_ctrl/joypad.h" +#include "bus/snes_ctrl/mouse.h" + + +//************************************************************************** +// DEVICE DEFINITIONS +//************************************************************************** + +DEFINE_DEVICE_TYPE(NES_SNESADAPTER, nes_snesadapter_device, "nes_snesadapter", "SNES Controller Port Adapter") + + +static void snes_controllers(device_slot_interface &device) +{ + device.option_add("snes_joypad", SNES_JOYPAD); + device.option_add("snes_mouse", SNES_MOUSE); +} + + +//------------------------------------------------- +// device_add_mconfig - add device configuration +//------------------------------------------------- + +void nes_snesadapter_device::device_add_mconfig(machine_config &config) +{ + SNES_CONTROL_PORT(config, m_snesctrl, snes_controllers, nullptr); +} + + +//************************************************************************** +// LIVE DEVICE +//************************************************************************** + +//------------------------------------------------- +// nes_snesadapter_device - constructor +//------------------------------------------------- + +nes_snesadapter_device::nes_snesadapter_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock) + : device_t(mconfig, NES_SNESADAPTER, tag, owner, clock) + , device_nes_control_port_interface(mconfig, *this) + , m_snesctrl(*this, "port") +{ +} + + +//------------------------------------------------- +// read +//------------------------------------------------- + +u8 nes_snesadapter_device::read_bit0() +{ + return m_snesctrl->read_pin4(); +} + +//------------------------------------------------- +// write +//------------------------------------------------- + +void nes_snesadapter_device::write(u8 data) +{ + m_snesctrl->write_strobe(data); +} |