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Diffstat (limited to 'src/devices/bus/abcbus/ssa.h')
-rw-r--r-- | src/devices/bus/abcbus/ssa.h | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/src/devices/bus/abcbus/ssa.h b/src/devices/bus/abcbus/ssa.h new file mode 100644 index 00000000000..d87dea32018 --- /dev/null +++ b/src/devices/bus/abcbus/ssa.h @@ -0,0 +1,73 @@ +// license:BSD-3-Clause +// copyright-holders:Curt Coder +/********************************************************************** + + Luxor ABC-80 Owoco Super Smartaid cartridge emulation + +*********************************************************************/ + +#ifndef MAME_BUS_ABCBUS_SSA_H +#define MAME_BUS_ABCBUS_SSA_H + +#pragma once + +#include "abcbus.h" +#include "machine/nvram.h" + + + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +// ======================> super_smartaid_t + +class super_smartaid_t : public device_t, + public device_abcbus_card_interface, + public device_nvram_interface +{ +public: + // construction/destruction + super_smartaid_t(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); + + // optional information overrides + virtual void device_add_mconfig(machine_config &config) override; + virtual const tiny_rom_entry *device_rom_region() const override; + +protected: + // device-level overrides + virtual void device_start() override; + virtual void device_reset() override; + + // device_nvram_interface overrides + virtual void nvram_default() override { } + virtual void nvram_read(emu_file &file) override { if (m_nvram != nullptr) { file.read(m_nvram, m_nvram.bytes()); } } + virtual void nvram_write(emu_file &file) override { if (m_nvram != nullptr) { file.write(m_nvram, m_nvram.bytes()); } } + + // device_abcbus_interface overrides + virtual void abcbus_cs(uint8_t data) override { m_bus->write_cs(data); } + virtual uint8_t abcbus_inp() override { return m_bus->read_inp(); } + virtual void abcbus_out(uint8_t data) override { m_bus->write_out(data); } + virtual uint8_t abcbus_stat() override { return m_bus->read_stat(); } + virtual void abcbus_c1(uint8_t data) override { m_bus->write_c1(data); } + virtual void abcbus_c2(uint8_t data) override { m_bus->write_c2(data); } + virtual void abcbus_c3(uint8_t data) override { m_bus->write_c3(data); } + virtual void abcbus_c4(uint8_t data) override { m_bus->write_c4(data); } + virtual uint8_t abcbus_xmemfl(offs_t offset) override; + virtual void abcbus_xmemw(offs_t offset, uint8_t data) override; + +private: + required_device<abcbus_slot_device> m_bus; + required_memory_region m_rom_1; + required_memory_region m_rom_2; + required_memory_region m_prom; + optional_shared_ptr<uint8_t> m_nvram; + uint8_t m_rom_bank; + uint8_t m_prom_bank; +}; + + +// device type definition +DECLARE_DEVICE_TYPE(SUPER_SMARTAID, super_smartaid_t) + +#endif // MAME_BUS_ABCBUS_SSA_H |