diff options
Diffstat (limited to 'src/devices/bus/electron/cart/tube.cpp')
-rw-r--r-- | src/devices/bus/electron/cart/tube.cpp | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/src/devices/bus/electron/cart/tube.cpp b/src/devices/bus/electron/cart/tube.cpp deleted file mode 100644 index 02dcd00275d..00000000000 --- a/src/devices/bus/electron/cart/tube.cpp +++ /dev/null @@ -1,91 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:Nigel Barnes -/********************************************************************** - - Acorn Electron Tube Interface - -**********************************************************************/ - - -#include "emu.h" -#include "tube.h" - - -//************************************************************************** -// DEVICE DEFINITIONS -//************************************************************************** - -DEFINE_DEVICE_TYPE(ELECTRON_TUBE, electron_tube_device, "electron_tube", "Acorn Electron Tube Interface") - - -//------------------------------------------------- -// device_add_mconfig - add device configuration -//------------------------------------------------- - -void electron_tube_device::device_add_mconfig(machine_config &config) -{ - /* tube port */ - BBC_TUBE_SLOT(config, m_tube, electron_tube_devices, nullptr); - m_tube->irq_handler().set(DEVICE_SELF_OWNER, FUNC(electron_cartslot_device::irq_w)); -} - -//************************************************************************** -// LIVE DEVICE -//************************************************************************** - -//------------------------------------------------- -// electron_tube_device - constructor -//------------------------------------------------- - -electron_tube_device::electron_tube_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) - : device_t(mconfig, ELECTRON_TUBE, tag, owner, clock) - , device_electron_cart_interface(mconfig, *this) - , m_tube(*this, "tube") -{ -} - -//------------------------------------------------- -// device_start - device-specific startup -//------------------------------------------------- - -void electron_tube_device::device_start() -{ -} - -//------------------------------------------------- -// read - cartridge data read -//------------------------------------------------- - -uint8_t electron_tube_device::read(offs_t offset, int infc, int infd, int romqa, int oe, int oe2) -{ - uint8_t data = 0xff; - - if (infc) - { - if (offset >= 0xe0 && offset < 0xf0) - { - data = m_tube->host_r(offset & 0x0f); - } - } - else if (oe2) - { - data = m_rom[offset & 0x1fff]; - } - - return data; -} - -//------------------------------------------------- -// write - cartridge data write -//------------------------------------------------- - -void electron_tube_device::write(offs_t offset, uint8_t data, int infc, int infd, int romqa, int oe, int oe2) -{ - if (infc) - { - if (offset >= 0xe0 && offset < 0xf0) - { - m_tube->host_w(offset & 0x0f, data); - } - } -} |