diff options
Diffstat (limited to 'src/devices/bus/cpc/cpcexp.cpp')
| -rw-r--r-- | src/devices/bus/cpc/cpcexp.cpp | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/devices/bus/cpc/cpcexp.cpp b/src/devices/bus/cpc/cpcexp.cpp index d40af53711c..ab92c31a4df 100644 --- a/src/devices/bus/cpc/cpcexp.cpp +++ b/src/devices/bus/cpc/cpcexp.cpp @@ -44,6 +44,7 @@ device_cpc_expansion_card_interface::~device_cpc_expansion_card_interface() cpc_expansion_slot_device::cpc_expansion_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : device_t(mconfig, CPC_EXPANSION_SLOT, tag, owner, clock) , device_slot_interface(mconfig, *this) + , m_cpu(*this, finder_base::DUMMY_TAG) , m_out_irq_cb(*this) , m_out_nmi_cb(*this) , m_out_reset_cb(*this) @@ -73,6 +74,22 @@ void cpc_expansion_slot_device::device_start() m_out_rom_select.resolve_safe(); } +//------------------------------------------------- +// device_config_complete - perform any +// operations now that the configuration is +// complete +//------------------------------------------------- + +void cpc_expansion_slot_device::device_config_complete() +{ + // for passthrough connectors, use the parent slot's CPU tag + if (strcmp(m_cpu.finder_tag(), finder_base::DUMMY_TAG) == 0 && dynamic_cast<device_cpc_expansion_card_interface *>(owner()) != nullptr) + { + auto parent = dynamic_cast<cpc_expansion_slot_device *>(owner()->owner()); + if (parent != nullptr) + m_cpu.set_tag(parent->m_cpu); + } +} //------------------------------------------------- // device_reset - device-specific reset |