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Diffstat (limited to 'src/devices/bus/cbus/pc9801_55.h')
-rw-r--r-- | src/devices/bus/cbus/pc9801_55.h | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/src/devices/bus/cbus/pc9801_55.h b/src/devices/bus/cbus/pc9801_55.h new file mode 100644 index 00000000000..b74c754c2b8 --- /dev/null +++ b/src/devices/bus/cbus/pc9801_55.h @@ -0,0 +1,80 @@ +// license:BSD-3-Clause +// copyright-holders:Angelo Salese +/*************************************************************************** + + NEC PC-9801-55/-55U/-55L + +***************************************************************************/ + +#ifndef MAME_BUS_CBUS_PC9801_55_H +#define MAME_BUS_CBUS_PC9801_55_H + +#pragma once + +#include "bus/cbus/pc9801_cbus.h" +#include "bus/nscsi/devices.h" +#include "machine/nscsi_bus.h" +#include "machine/wd33c9x.h" + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +// ======================> pc9801_118_device + +class pc9801_55_device : public device_t +{ +public: + // construction/destruction + //pc9801_55_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); + pc9801_55_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock); + + static constexpr feature_type unemulated_features() { return feature::DISK; } + + DECLARE_WRITE_LINE_MEMBER(scsi_irq_w); + +protected: + // device-level overrides + virtual void device_validity_check(validity_checker &valid) const override; + virtual void device_start() override; + virtual void device_reset() override; + // optional information overrides +// virtual const tiny_rom_entry *device_rom_region() const override; + virtual void device_add_mconfig(machine_config &config) override; + virtual ioport_constructor device_input_ports() const override; + +private: + required_device<pc9801_slot_device> m_bus; + required_device<nscsi_bus_device> m_scsi_bus; + required_device<wd33c9x_base_device> m_wdc; + + u8 comms_r(offs_t offset); + void comms_w(offs_t offset, u8 data); +}; + +class pc9801_55u_device : public pc9801_55_device +{ +public: + pc9801_55u_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); + +private: + virtual const tiny_rom_entry *device_rom_region() const override; + +}; + +class pc9801_55l_device : public pc9801_55_device +{ +public: + pc9801_55l_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); + +private: + virtual const tiny_rom_entry *device_rom_region() const override; + +}; + +// device type definition +//DECLARE_DEVICE_TYPE(PC9801_55, pc9801_55_device) +DECLARE_DEVICE_TYPE(PC9801_55U, pc9801_55u_device) +DECLARE_DEVICE_TYPE(PC9801_55L, pc9801_55l_device) + +#endif // MAME_BUS_CBUS_PC9801_55_H |