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Diffstat (limited to 'src/devices/bus/pofo/exp.cpp')
-rw-r--r-- | src/devices/bus/pofo/exp.cpp | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/src/devices/bus/pofo/exp.cpp b/src/devices/bus/pofo/exp.cpp new file mode 100644 index 00000000000..663f1860193 --- /dev/null +++ b/src/devices/bus/pofo/exp.cpp @@ -0,0 +1,98 @@ +// license:BSD-3-Clause +// copyright-holders:Curt Coder +/********************************************************************** + + Atari Portfolio Expansion Port emulation + +**********************************************************************/ + +#include "exp.h" + + + +//************************************************************************** +// GLOBAL VARIABLES +//************************************************************************** + +const device_type PORTFOLIO_EXPANSION_SLOT = &device_creator<portfolio_expansion_slot_t>; + + + +//************************************************************************** +// CARD INTERFACE +//************************************************************************** + +//------------------------------------------------- +// device_portfolio_expansion_slot_interface - constructor +//------------------------------------------------- + +device_portfolio_expansion_slot_interface::device_portfolio_expansion_slot_interface(const machine_config &mconfig, device_t &device) : + device_slot_card_interface(mconfig,device) +{ + m_slot = dynamic_cast<portfolio_expansion_slot_t *>(device.owner()); +} + + + +//************************************************************************** +// LIVE DEVICE +//************************************************************************** + +//------------------------------------------------- +// portfolio_expansion_slot_t - constructor +//------------------------------------------------- + +portfolio_expansion_slot_t::portfolio_expansion_slot_t(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : + device_t(mconfig, PORTFOLIO_EXPANSION_SLOT, "Atari Portfolio expansion port", tag, owner, clock, "portfolio_expansion_slot", __FILE__), + device_slot_interface(mconfig, *this), + m_write_iint(*this), + m_write_eint(*this), + m_write_nmio(*this), + m_write_wake(*this), + m_card(nullptr) +{ +} + + +//------------------------------------------------- +// device_start - device-specific startup +//------------------------------------------------- + +void portfolio_expansion_slot_t::device_start() +{ + m_card = dynamic_cast<device_portfolio_expansion_slot_interface *>(get_card_device()); + + // resolve callbacks + m_write_iint.resolve_safe(); + m_write_eint.resolve_safe(); + m_write_nmio.resolve_safe(); + m_write_wake.resolve_safe(); +} + + +//------------------------------------------------- +// device_reset - device-specific reset +//------------------------------------------------- + +void portfolio_expansion_slot_t::device_reset() +{ + if (m_card != nullptr) + { + m_card->device().reset(); + } +} + + + +//------------------------------------------------- +// SLOT_INTERFACE( portfolio_expansion_cards ) +//------------------------------------------------- + +// slot devices +#include "hpc101.h" +#include "hpc102.h" + +SLOT_INTERFACE_START( portfolio_expansion_cards ) + SLOT_INTERFACE("lpt", HPC101) + SLOT_INTERFACE("uart", HPC102) +SLOT_INTERFACE_END |