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Diffstat (limited to 'src/devices/bus/bbc/1mhzbus/datacentre.h')
-rw-r--r-- | src/devices/bus/bbc/1mhzbus/datacentre.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/src/devices/bus/bbc/1mhzbus/datacentre.h b/src/devices/bus/bbc/1mhzbus/datacentre.h new file mode 100644 index 00000000000..c6846821e9b --- /dev/null +++ b/src/devices/bus/bbc/1mhzbus/datacentre.h @@ -0,0 +1,68 @@ +// license:BSD-3-Clause +// copyright-holders:Nigel Barnes +/********************************************************************** + + RetroClinic DataCentre - USB, IDE and RAMdisc for the BBC Model B, B+, and Master 128 + + http://www.retroclinic.com/acorn/datacentre/datacentre.htm + +**********************************************************************/ + + +#ifndef MAME_BUS_BBC_1MHZBUS_DATACENTRE_H +#define MAME_BUS_BBC_1MHZBUS_DATACENTRE_H + +#include "1mhzbus.h" +#include "machine/i2cmem.h" +#include "bus/ata/ataintf.h" +#include "imagedev/snapquik.h" + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +class bbc_datacentre_device : + public device_t, + public device_bbc_1mhzbus_interface +{ +public: + // construction/destruction + bbc_datacentre_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); + + DECLARE_INPUT_CHANGED_MEMBER(import_nvrest); + template<int Drive> DECLARE_QUICKLOAD_LOAD_MEMBER(quickload_cb); + +protected: + // device-level overrides + virtual void device_start() override; + + // optional information overrides + virtual void device_add_mconfig(machine_config &config) override; + virtual ioport_constructor device_input_ports() const override; + virtual const tiny_rom_entry *device_rom_region() const override; + + virtual uint8_t fred_r(offs_t offset) override; + virtual void fred_w(offs_t offset, uint8_t data) override; + virtual uint8_t jim_r(offs_t offset) override; + virtual void jim_w(offs_t offset, uint8_t data) override; + +private: + DECLARE_WRITE_LINE_MEMBER(irq_w); + + required_ioport m_links; + required_device<ata_interface_device> m_ide; + required_device<i2cmem_device> m_nvram; + required_memory_region m_nvrest; + + std::unique_ptr<uint8_t[]> m_ram; + uint16_t m_page_ram; + + uint16_t m_ide_data; +}; + + +// device type definition +DECLARE_DEVICE_TYPE(BBC_DATACENTRE, bbc_datacentre_device); + + +#endif /* MAME_BUS_BBC_1MHZBUS_DATACENTRE_H */ |