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Diffstat (limited to 'trunk/src/emu/dislot.c')
-rw-r--r--trunk/src/emu/dislot.c52
1 files changed, 52 insertions, 0 deletions
diff --git a/trunk/src/emu/dislot.c b/trunk/src/emu/dislot.c
new file mode 100644
index 00000000000..175ea8eaedb
--- /dev/null
+++ b/trunk/src/emu/dislot.c
@@ -0,0 +1,52 @@
+/***************************************************************************
+
+ Slot device
+
+***************************************************************************/
+
+#include "emu.h"
+#include "emuopts.h"
+
+device_slot_interface::device_slot_interface(const machine_config &mconfig, device_t &device)
+ : device_interface(device)
+{
+}
+
+device_slot_interface::~device_slot_interface()
+{
+}
+
+
+void device_slot_interface::static_set_slot_info(device_t &device, const slot_interface *slots_info, const char *default_card,const input_device_default *default_input)
+{
+ device_slot_interface *slot;
+ if (!device.interface(slot))
+ throw emu_fatalerror("set_default_slot_card called on device '%s' with no slot interface", device.tag());
+
+ slot->m_slot_interfaces = slots_info;
+ slot->m_default_card = default_card;
+ slot->m_input_defaults = default_input;
+}
+
+device_t* device_slot_interface::get_card_device()
+{
+ const char *subtag = device().machine().options().value(device().tag());
+ device_t *dev = NULL;
+ if (subtag) {
+ device_slot_card_interface *intf = NULL;
+ dev = device().subdevice(subtag);
+ if (dev!=NULL && !dev->interface(intf))
+ throw emu_fatalerror("get_card_device called for device '%s' with no slot card interface", dev->tag());
+ }
+ return dev;
+}
+
+device_slot_card_interface::device_slot_card_interface(const machine_config &mconfig, device_t &device)
+ : device_interface(device)
+{
+}
+
+device_slot_card_interface::~device_slot_card_interface()
+{
+}
+