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author Miodrag Milanovic <mmicko@gmail.com>2015-11-08 12:56:12 +0100
committer Miodrag Milanovic <mmicko@gmail.com>2015-11-08 12:56:12 +0100
commit7c19aac60e12d6f5ea301bdb34d7826a01e0b06f (patch)
treef310d86aa2c6bfc19d115307dedde4eb0cd52dad /src/devices/bus/tiki100/exp.cpp
parenta57b46ae933badd7441ce1644711dbb851e2b504 (diff)
Rename *.c -> *.cpp in our source (nw)
Diffstat (limited to 'src/devices/bus/tiki100/exp.cpp')
-rw-r--r--src/devices/bus/tiki100/exp.cpp207
1 files changed, 207 insertions, 0 deletions
diff --git a/src/devices/bus/tiki100/exp.cpp b/src/devices/bus/tiki100/exp.cpp
new file mode 100644
index 00000000000..3122ff5fc31
--- /dev/null
+++ b/src/devices/bus/tiki100/exp.cpp
@@ -0,0 +1,207 @@
+// license:BSD-3-Clause
+// copyright-holders:Curt Coder
+/**********************************************************************
+
+ TIKI-100 expansion bus emulation
+
+**********************************************************************/
+
+#include "exp.h"
+
+
+//**************************************************************************
+// DEVICE DEFINITIONS
+//**************************************************************************
+
+const device_type TIKI100_BUS = &device_creator<tiki100_bus_t>;
+const device_type TIKI100_BUS_SLOT = &device_creator<tiki100_bus_slot_t>;
+
+
+
+//**************************************************************************
+// LIVE DEVICE
+//**************************************************************************
+
+//-------------------------------------------------
+// tiki100_bus_slot_t - constructor
+//-------------------------------------------------
+
+tiki100_bus_slot_t::tiki100_bus_slot_t(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
+ device_t(mconfig, TIKI100_BUS_SLOT, "TIKI-100 expansion bus slot", tag, owner, clock, "tiki100bus_slot", __FILE__),
+ device_slot_interface(mconfig, *this),
+ device_z80daisy_interface(mconfig, *this)
+{
+}
+
+
+//-------------------------------------------------
+// device_start - device-specific startup
+//-------------------------------------------------
+
+void tiki100_bus_slot_t::device_start()
+{
+ m_bus = machine().device<tiki100_bus_t>(TIKI100_BUS_TAG);
+ device_tiki100bus_card_interface *dev = dynamic_cast<device_tiki100bus_card_interface *>(get_card_device());
+ if (dev)
+ {
+ m_bus->add_card(dev);
+ m_card = dev;
+ }
+}
+
+
+//-------------------------------------------------
+// tiki100_bus_t - constructor
+//-------------------------------------------------
+
+tiki100_bus_t::tiki100_bus_t(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
+ device_t(mconfig, TIKI100_BUS, "TIKI-100 expansion bus", tag, owner, clock, "tiki100bus", __FILE__),
+ m_irq_cb(*this),
+ m_nmi_cb(*this),
+ m_busrq_cb(*this),
+ m_in_mrq_cb(*this),
+ m_out_mrq_cb(*this)
+{
+}
+
+
+//-------------------------------------------------
+// device_start - device-specific startup
+//-------------------------------------------------
+
+void tiki100_bus_t::device_start()
+{
+ // resolve callbacks
+ m_irq_cb.resolve_safe();
+ m_nmi_cb.resolve_safe();
+ m_busrq_cb.resolve_safe();
+ m_in_mrq_cb.resolve();
+ m_out_mrq_cb.resolve();
+}
+
+
+//-------------------------------------------------
+// add_card - add card
+//-------------------------------------------------
+
+void tiki100_bus_t::add_card(device_tiki100bus_card_interface *card)
+{
+ m_device_list.append(*card);
+
+ card->m_bus = this;
+}
+
+
+//-------------------------------------------------
+// mrq_r - memory read
+//-------------------------------------------------
+
+UINT8 tiki100_bus_t::mrq_r(address_space &space, offs_t offset, UINT8 data, bool &mdis)
+{
+ device_tiki100bus_card_interface *entry = m_device_list.first();
+
+ while (entry)
+ {
+ data &= entry->mrq_r(space, offset, data, mdis);
+ entry = entry->next();
+ }
+
+ return data;
+}
+
+
+//-------------------------------------------------
+// mrq_w - memory write
+//-------------------------------------------------
+
+WRITE8_MEMBER( tiki100_bus_t::mrq_w )
+{
+ device_tiki100bus_card_interface *entry = m_device_list.first();
+
+ while (entry)
+ {
+ entry->mrq_w(space, offset, data);
+ entry = entry->next();
+ }
+}
+
+
+//-------------------------------------------------
+// iorq_r - I/O read
+//-------------------------------------------------
+
+UINT8 tiki100_bus_t::iorq_r(address_space &space, offs_t offset, UINT8 data)
+{
+ device_tiki100bus_card_interface *entry = m_device_list.first();
+
+ while (entry)
+ {
+ data &= entry->iorq_r(space, offset, data);
+ entry = entry->next();
+ }
+
+ return data;
+}
+
+
+//-------------------------------------------------
+// iorq_w - I/O write
+//-------------------------------------------------
+
+WRITE8_MEMBER( tiki100_bus_t::iorq_w )
+{
+ device_tiki100bus_card_interface *entry = m_device_list.first();
+
+ while (entry)
+ {
+ entry->iorq_w(space, offset, data);
+ entry = entry->next();
+ }
+}
+
+
+//-------------------------------------------------
+// busak_w - bus acknowledge write
+//-------------------------------------------------
+
+WRITE_LINE_MEMBER( tiki100_bus_t::busak_w )
+{
+ device_tiki100bus_card_interface *entry = m_device_list.first();
+
+ while (entry)
+ {
+ entry->busak_w(state);
+ entry = entry->next();
+ }
+}
+
+
+
+//**************************************************************************
+// DEVICE TIKI-100 BUS CARD INTERFACE
+//**************************************************************************
+
+//-------------------------------------------------
+// device_tiki100bus_card_interface - constructor
+//-------------------------------------------------
+
+device_tiki100bus_card_interface::device_tiki100bus_card_interface(const machine_config &mconfig, device_t &device) :
+ device_slot_card_interface(mconfig, device),
+ m_busak(CLEAR_LINE)
+{
+ m_slot = dynamic_cast<tiki100_bus_slot_t *>(device.owner());
+}
+
+
+//-------------------------------------------------
+// SLOT_INTERFACE( tiki100_cards )
+//-------------------------------------------------
+
+// slot devices
+#include "8088.h"
+#include "hdc.h"
+
+SLOT_INTERFACE_START( tiki100_cards )
+ SLOT_INTERFACE("8088", TIKI100_8088)
+ SLOT_INTERFACE("hdc", TIKI100_HDC)
+SLOT_INTERFACE_END