// license:BSD-3-Clause // copyright-holders:David Haywood #ifndef MAME_MACHINE_XAVIX_MATH_H #define MAME_MACHINE_XAVIX_MATH_H class xavix_math_device : public device_t { public: xavix_math_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); uint8_t mult_r(offs_t offset); void mult_w(offs_t offset, uint8_t data); uint8_t mult_param_r(offs_t offset); void mult_param_w(offs_t offset, uint8_t data, uint8_t mem_mask = ~0); uint8_t barrel_r(offs_t offset); void barrel_w(offs_t offset, uint8_t data); protected: // device-level overrides virtual void device_start() override; virtual void device_reset() override; private: uint8_t m_barrel_params[2]; uint8_t m_multparams[3]; uint8_t m_multresults[2]; }; DECLARE_DEVICE_TYPE(XAVIX_MATH, xavix_math_device) #endif // MAME_MACHINE_XAVIX_MATH_H