// license:BSD-3-Clause // copyright-holders:Nigel Barnes /*************************************************************************** CoCo X SID Uses X-SID V2.0: SID replacement for 6581/8580 with Audio Boost. ***************************************************************************/ #include "emu.h" #include "coco_xsid.h" #include "sound/mos6581.h" #include "speaker.h" namespace { class coco_xsid_device : public device_t, public device_cococart_interface { public: // construction/destruction coco_xsid_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock) : device_t(mconfig, COCO_XSID, tag, owner, clock) , device_cococart_interface(mconfig, *this ) , m_sid(*this, "mos8580") { } protected: virtual void device_start() override ATTR_COLD { } // optional information overrides virtual void device_add_mconfig(machine_config &config) override ATTR_COLD { SPEAKER(config, "speaker").front_center(); MOS8580(config, m_sid, 1'000'000); // not sure what it's derived from m_sid->add_route(ALL_OUTPUTS, "speaker", 1.0); } virtual u8 scs_read(offs_t offset) override { return m_sid->read(offset); } virtual void scs_write(offs_t offset, u8 data) override { m_sid->write(offset, data); } private: required_device m_sid; }; } // anonymous namespace DEFINE_DEVICE_TYPE_PRIVATE(COCO_XSID, device_cococart_interface, coco_xsid_device, "coco_xsid", "CoCo X-SID")