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Diffstat (limited to 'src/devices/bus/dmv/k803.h')
-rw-r--r-- | src/devices/bus/dmv/k803.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/src/devices/bus/dmv/k803.h b/src/devices/bus/dmv/k803.h new file mode 100644 index 00000000000..51fd9eaaa9c --- /dev/null +++ b/src/devices/bus/dmv/k803.h @@ -0,0 +1,54 @@ +// license:BSD-3-Clause +// copyright-holders:Sandro Ronco +#pragma once + +#ifndef __DMV_K803_H__ +#define __DMV_K803_H__ + +#include "emu.h" +#include "dmvbus.h" +#include "machine/mm58167.h" + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +// ======================> dmv_k803_device + +class dmv_k803_device : + public device_t, + public device_dmvslot_interface +{ +public: + // construction/destruction + dmv_k803_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + + // optional information overrides + virtual ioport_constructor device_input_ports() const; + virtual machine_config_constructor device_mconfig_additions() const; + + DECLARE_WRITE_LINE_MEMBER(rtc_irq_w); + +protected: + // device-level overrides + virtual void device_start(); + virtual void device_reset(); + + virtual void io_read(address_space &space, int ifsel, offs_t offset, UINT8 &data); + virtual void io_write(address_space &space, int ifsel, offs_t offset, UINT8 data); + + void update_int(); + +private: + required_device<mm58167_device> m_rtc; + required_ioport m_dsw; + dmvcart_slot_device * m_bus; + UINT8 m_latch; + int m_rtc_int; +}; + + +// device type definition +extern const device_type DMV_K803; + +#endif /* __DMV_K803_H__ */ |