diff options
Diffstat (limited to 'src/devices/bus/x68k/x68kexp.c')
-rw-r--r-- | src/devices/bus/x68k/x68kexp.c | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/src/devices/bus/x68k/x68kexp.c b/src/devices/bus/x68k/x68kexp.c new file mode 100644 index 00000000000..3aaf03bdd3a --- /dev/null +++ b/src/devices/bus/x68k/x68kexp.c @@ -0,0 +1,79 @@ +// license:BSD-3-Clause +// copyright-holders:Barry Rodewald +/* + * x68kexp.c + */ + +#include "emu.h" +#include "emuopts.h" +#include "x68kexp.h" + +//************************************************************************** +// GLOBAL VARIABLES +//************************************************************************** + +const device_type X68K_EXPANSION_SLOT = &device_creator<x68k_expansion_slot_device>; + + +//************************************************************************** +// DEVICE CPC_EXPANSION CARD INTERFACE +//************************************************************************** + + +device_x68k_expansion_card_interface::device_x68k_expansion_card_interface(const machine_config &mconfig, device_t &device) + : device_slot_card_interface(mconfig, device) +{ +} + + +device_x68k_expansion_card_interface::~device_x68k_expansion_card_interface() +{ +} + +//************************************************************************** +// LIVE DEVICE +//************************************************************************** + +x68k_expansion_slot_device::x68k_expansion_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : + device_t(mconfig, X68K_EXPANSION_SLOT, "Sharp X680x0 expansion slot", tag, owner, clock, "x68k_expansion_slot", __FILE__), + device_slot_interface(mconfig, *this), + m_out_irq2_cb(*this), + m_out_irq4_cb(*this), + m_out_nmi_cb(*this), + m_out_reset_cb(*this) +{ +} + +x68k_expansion_slot_device::~x68k_expansion_slot_device() +{ +} + +//------------------------------------------------- +// device_start - device-specific startup +//------------------------------------------------- + +void x68k_expansion_slot_device::device_start() +{ + m_card = dynamic_cast<device_x68k_expansion_card_interface *>(get_card_device()); + + // resolve callbacks + m_out_irq2_cb.resolve_safe(); + m_out_irq4_cb.resolve_safe(); + m_out_nmi_cb.resolve_safe(); + m_out_reset_cb.resolve_safe(); +} + + +//------------------------------------------------- +// device_reset - device-specific reset +//------------------------------------------------- + +void x68k_expansion_slot_device::device_reset() +{ +} + + +WRITE_LINE_MEMBER( x68k_expansion_slot_device::irq2_w ) { m_out_irq2_cb(state); } +WRITE_LINE_MEMBER( x68k_expansion_slot_device::irq4_w ) { m_out_irq4_cb(state); } +WRITE_LINE_MEMBER( x68k_expansion_slot_device::nmi_w ) { m_out_nmi_cb(state); } +WRITE_LINE_MEMBER( x68k_expansion_slot_device::reset_w ) { m_out_reset_cb(state); } |