mirror of
https://github.com/holub/mame
synced 2025-06-06 04:43:45 +03:00
a816cffe18
- it's a newer SoC (with a lot more capabilities, eg rotate, zoom, twice the sound channels) - it uses an updated unSP core (with some extra opcodes) also made the modifications needed to allow for extension of the unSP + disassembler once we've worked out what the extra opcodes are.
67 lines
1.9 KiB
C++
67 lines
1.9 KiB
C++
// license:BSD-3-Clause
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// copyright-holders:David Haywood
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/*****************************************************************************
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SunPlus "GCM394" (based on die pictures)
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**********************************************************************/
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#ifndef MAME_MACHINE_SUNPLUS_GCM394_H
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#define MAME_MACHINE_SUNPLUS_GCM394_H
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#pragma once
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#include "cpu/unsp/unsp.h"
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#include "screen.h"
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class sunplus_gcm394_base_device : public device_t, public device_mixer_interface
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{
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public:
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sunplus_gcm394_base_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock)
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: device_t(mconfig, type, tag, owner, clock)
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, device_mixer_interface(mconfig, *this, 2)
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, m_cpu(*this, finder_base::DUMMY_TAG)
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, m_screen(*this, finder_base::DUMMY_TAG)
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{
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}
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void map(address_map &map);
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DECLARE_WRITE_LINE_MEMBER(vblank) { /*m_spg_video->vblank(state);*/ }
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uint32_t screen_update(screen_device& screen, bitmap_rgb32& bitmap, const rectangle& cliprect) { return 0; /* m_spg_video->screen_update(screen, bitmap, cliprect);*/ }
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protected:
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virtual void device_start() override;
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virtual void device_reset() override;
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required_device<unsp_device> m_cpu;
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required_device<screen_device> m_screen;
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private:
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DECLARE_READ16_MEMBER(unk_r);
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DECLARE_WRITE16_MEMBER(unk_w);
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};
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class sunplus_gcm394_device : public sunplus_gcm394_base_device
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{
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public:
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template <typename T, typename U>
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sunplus_gcm394_device(const machine_config& mconfig, const char* tag, device_t* owner, uint32_t clock, T&& cpu_tag, U&& screen_tag)
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: sunplus_gcm394_device(mconfig, tag, owner, clock)
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{
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m_cpu.set_tag(std::forward<T>(cpu_tag));
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m_screen.set_tag(std::forward<U>(screen_tag));
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}
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sunplus_gcm394_device(const machine_config& mconfig, const char* tag, device_t* owner, uint32_t clock);
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virtual void device_add_mconfig(machine_config& config) override;
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};
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DECLARE_DEVICE_TYPE(GCM394, sunplus_gcm394_device)
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#endif // MAME_MACHINE_SUNPLUS_GCM394_H
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