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// license:BSD-3-Clause
// copyright-holders:Curt Coder
/**********************************************************************
International Memories Incorporated IMI 7000 Series bus emulation
**********************************************************************
GND 1 2 GND
SPARE 3 4 SPARE
-SEL UNIT ADDR 3 5 6 -SEL UNIT ADDR 2
+R/W DATA 7 8 -R/W DATA
-SEL UNIT ADDR 1 9 10 -SEL UNIT ADDR 0
+SYS CLOCK 11 12 -SYS CLOCK
GND 13 14 GND
-SECTOR 15 16 -INDEX
-SEEK COMPLETE 17 18 -FAULT
-CMD STROBE 19 20 -CMD R/W
-CMD SELECT 0 21 22 -CMD SELECT 1
SPARE 23 24 SPARE
-CMD ACK 25 26 SPARE
-CMD BUS 6 27 28 -CMD BUS 7
-CMD BUS 4 29 30 -CMD BUS 5
-CMD BUS 2 31 32 -CMD BUS 3
-CMD BUS 0 33 34 -CMD BUS 1
**********************************************************************/
#ifndef MAME_BUS_IMI7000_IMI7000_H
#define MAME_BUS_IMI7000_IMI7000_H
#pragma once
void imi7000_devices(device_slot_interface &device);
DECLARE_DEVICE_TYPE(IMI7000_BUS, imi7000_bus_device)
DECLARE_DEVICE_TYPE(IMI7000_SLOT, imi7000_slot_device)
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
class device_imi7000_interface;
// ======================> imi7000_slot_device
class imi7000_slot_device : public device_t, public device_single_card_slot_interface<device_imi7000_interface>
{
public:
// construction/destruction
template <typename T>
imi7000_slot_device(machine_config const &mconfig, char const *tag, device_t *owner, T &&opts, char const *dflt)
: imi7000_slot_device(mconfig, tag, owner)
{
option_reset();
opts(*this);
set_default_option(dflt);
set_fixed(false);
}
imi7000_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock);
protected:
// device-level overrides
virtual void device_start() override;
device_imi7000_interface *m_card;
};
// ======================> imi7000_bus_device
class imi7000_bus_device : public device_t
{
public:
// construction/destruction
imi7000_bus_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock = XTAL());
template <typename T, typename U, typename V, typename W>
void set_slot_default_options(T &&def1, U &&def2, V &&def3, W &&def4)
{
subdevice<imi7000_slot_device>(m_units[0].finder_tag())->set_default_option(std::forward<T>(def1));
subdevice<imi7000_slot_device>(m_units[1].finder_tag())->set_default_option(std::forward<U>(def2));
subdevice<imi7000_slot_device>(m_units[2].finder_tag())->set_default_option(std::forward<V>(def3));
subdevice<imi7000_slot_device>(m_units[3].finder_tag())->set_default_option(std::forward<W>(def4));
}
protected:
// device-level overrides
virtual void device_add_mconfig(machine_config &config) override;
virtual void device_start() override;
required_device_array<imi7000_slot_device, 4> m_units;
};
// ======================> device_imi7000_interface
class device_imi7000_interface : public device_interface
{
friend class imi7000_slot_device;
protected:
// construction/destruction
device_imi7000_interface(const machine_config &mconfig, device_t &device);
imi7000_slot_device *m_slot;
};
#endif // MAME_BUS_IMI7000_IMI7000_H
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