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https://github.com/holub/mame
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msx/msx.cpp: Merged msx_m.cpp and msx.h into msx.cpp and minor cleanups. (#10193)
This commit is contained in:
wilbertpol
GitHub
parent
10a34202ee
commit
4d3305cb73
4870
src/mame/msx/msx.cpp
4870
src/mame/msx/msx.cpp
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@ -1,516 +0,0 @@
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// license:BSD-3-Clause
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// copyright-holders:Wilbert Pol
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/*****************************************************************************
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*
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* includes/msx.h
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*
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****************************************************************************/
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#ifndef MAME_INCLUDES_MSX_H
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#define MAME_INCLUDES_MSX_H
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#include "cpu/z80/z80.h"
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#include "machine/i8255.h"
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#include "machine/rp5c01.h"
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#include "machine/buffer.h"
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#include "machine/input_merger.h"
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#include "bus/centronics/ctronics.h"
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#include "sound/ay8910.h"
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#include "sound/dac.h"
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#include "sound/ymopl.h"
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#include "video/v9938.h"
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#include "video/tms9928a.h"
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#include "imagedev/cassette.h"
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#include "formats/fmsx_cas.h"
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#include "formats/msx_dsk.h"
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#include "hashfile.h"
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#include "machine/wd_fdc.h"
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#include "imagedev/floppy.h"
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#include "bus/msx_slot/slot.h"
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#include "bus/msx_slot/rom.h"
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#include "bus/msx_slot/ram.h"
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#include "bus/msx_slot/cartridge.h"
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#include "bus/msx_slot/ram_mm.h"
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#include "bus/msx_slot/disk.h"
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#include "bus/msx_slot/music.h"
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#include "bus/msx_slot/bunsetsu.h"
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#include "bus/msx_slot/fs4600.h"
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#include "bus/msx_slot/panasonic08.h"
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#include "bus/msx_slot/sony08.h"
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#include "msx_switched.h"
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#define TC8521_TAG "rtc"
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class msx_state : public driver_device
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{
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public:
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msx_state(const machine_config &mconfig, device_type type, const char *tag)
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: driver_device(mconfig, type, tag)
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, m_maincpu(*this, "maincpu")
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, m_cassette(*this, "cassette")
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, m_ay8910(*this, "ay8910")
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, m_dac(*this, "dac")
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, m_region_maincpu(*this, "maincpu")
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, m_region_kanji(*this, "kanji")
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, m_io_joy(*this, "JOY%u", 0U)
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, m_io_dsw(*this, "DSW")
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, m_io_mouse(*this, "MOUSE%u", 0U)
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, m_io_key(*this, "KEY%u", 0U)
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, m_leds(*this, "led%u", 1U)
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, m_psg_b(0)
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, m_kanji_latch(0)
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, m_empty_slot(mconfig, *this)
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, m_primary_slot(0)
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, m_port_c_old(0)
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, m_keylatch(0)
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{
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for (int prim = 0; prim < 4; prim++ )
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{
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m_slot_expanded[prim] = false;
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m_secondary_slot[prim] = 0;
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for (int sec = 0; sec < 4; sec++ )
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{
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for (int page = 0; page < 4; page++ )
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{
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m_all_slots[prim][sec][page] = nullptr;
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}
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}
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}
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m_mouse[0] = m_mouse[1] = 0;
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m_mouse_stat[0] = m_mouse_stat[1] = 0;
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m_empty_slot.set_memory_space(m_maincpu, AS_PROGRAM);
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m_empty_slot.set_io_space(m_maincpu, AS_IO);
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}
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void hc6(machine_config &config);
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void hb75d(machine_config &config);
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void dpc100(machine_config &config);
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void hb55p(machine_config &config);
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void hotbi13p(machine_config &config);
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void fspc800(machine_config &config);
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void mpc200(machine_config &config);
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void hb201p(machine_config &config);
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void hx22i(machine_config &config);
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void svi738dk(machine_config &config);
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void gfc1080a(machine_config &config);
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void svi738pl(machine_config &config);
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void hx10dp(machine_config &config);
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void perfect1(machine_config &config);
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void mlf110(machine_config &config);
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void cf1200(machine_config &config);
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void hx20(machine_config &config);
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void cf3000(machine_config &config);
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void mpc100(machine_config &config);
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void vg8020f(machine_config &config);
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void hx10f(machine_config &config);
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void cf2000(machine_config &config);
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void expertpl(machine_config &config);
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void fs4000a(machine_config &config);
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void mpc10(machine_config &config);
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void pv16(machine_config &config);
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void jvchc7gb(machine_config &config);
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void phc28(machine_config &config);
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void hx10sa(machine_config &config);
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void cx5m128(machine_config &config);
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void expert10(machine_config &config);
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void mbh50(machine_config &config);
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void hc7(machine_config &config);
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void gfc1080(machine_config &config);
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void cpc51(machine_config &config);
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void ax150(machine_config &config);
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void phc28s(machine_config &config);
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void mlfx1(machine_config &config);
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void tadpc200(machine_config &config);
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void gsfc200(machine_config &config);
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void hx10d(machine_config &config);
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void expertdp(machine_config &config);
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void yis303(machine_config &config);
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void canonv25(machine_config &config);
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void svi738sp(machine_config &config);
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void fmx(machine_config &config);
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void phc2(machine_config &config);
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void pv7(machine_config &config);
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void hx10(machine_config &config);
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void mlf48(machine_config &config);
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void cpc50b(machine_config &config);
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void hb10p(machine_config &config);
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void hx20i(machine_config &config);
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void mx10(machine_config &config);
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void mx15(machine_config &config);
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void expert13(machine_config &config);
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void bruc100(machine_config &config);
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void hx21(machine_config &config);
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void cf3300(machine_config &config);
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void cx5f1(machine_config &config);
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void hx10e(machine_config &config);
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void dpc200(machine_config &config);
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void svi738(machine_config &config);
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void dpc200e(machine_config &config);
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void canonv10(machine_config &config);
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void yis503(machine_config &config);
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void mpc200sp(machine_config &config);
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void svi738sw(machine_config &config);
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void vg8010f(machine_config &config);
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void dpc180(machine_config &config);
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void mlf120(machine_config &config);
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void hb201(machine_config &config);
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void piopxv60(machine_config &config);
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void hb10(machine_config &config);
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void hb501p(machine_config &config);
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void cx5m(machine_config &config);
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void mx101(machine_config &config);
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void mx64(machine_config &config);
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void hb55d(machine_config &config);
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void nms801(machine_config &config);
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void svi728(machine_config &config);
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void hotbi13b(machine_config &config);
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void hotbit12(machine_config &config);
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void hotbit11(machine_config &config);
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void vg8010(machine_config &config);
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void cf2700(machine_config &config);
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void hx21i(machine_config &config);
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void mbh2(machine_config &config);
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void cx5f(machine_config &config);
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void mpc64(machine_config &config);
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void yc64(machine_config &config);
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void yis503m(machine_config &config);
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void gsfc80u(machine_config &config);
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void cf2700g(machine_config &config);
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void ax170(machine_config &config);
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void y503iir(machine_config &config);
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void svi738ar(machine_config &config);
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void yis503ii(machine_config &config);
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void yis503f(machine_config &config);
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void cx5m2(machine_config &config);
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void spc800(machine_config &config);
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void canonv20(machine_config &config);
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void hb20p(machine_config &config);
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void mbh25(machine_config &config);
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void fs4000(machine_config &config);
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void hx10s(machine_config &config);
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void piopx7uk(machine_config &config);
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void hc5(machine_config &config);
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void dgnmsx(machine_config &config);
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void fdpc200(machine_config &config);
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void hx22(machine_config &config);
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void fs1300(machine_config &config);
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void phc28l(machine_config &config);
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void hb101p(machine_config &config);
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void expert11(machine_config &config);
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void vg802020(machine_config &config);
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void tadpc20a(machine_config &config);
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void hb75p(machine_config &config);
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void piopx7(machine_config &config);
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void canonv8(machine_config &config);
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void cpc88(machine_config &config);
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void vg802000(machine_config &config);
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void mlf80(machine_config &config);
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void cpc50a(machine_config &config);
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void hb701fd(machine_config &config);
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void vg8000(machine_config &config);
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void hb55(machine_config &config);
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void y503iir2(machine_config &config);
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void fpc500(machine_config &config);
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protected:
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void msx(machine_config &config);
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template<typename VDPType> void msx1(VDPType &vdp_type, machine_config &config);
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void msx1_cartlist(machine_config &config);
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void msx1_floplist(machine_config &config);
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void msx_fd1793(machine_config &config);
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void msx_wd2793_force_ready(machine_config &config);
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void msx_wd2793(machine_config &config);
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void msx_mb8877a(machine_config &config);
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void msx_tc8566af(machine_config &config);
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void msx_microsol(machine_config &config);
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void msx_1_35_ssdd_drive(machine_config &config);
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void msx_1_35_dd_drive(machine_config &config);
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void msx_2_35_dd_drive(machine_config &config);
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// static configuration helpers
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void install_slot_pages(uint8_t prim, uint8_t sec, uint8_t page, uint8_t numpages, msx_internal_slot_interface &device);
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template <typename T, typename U>
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auto &add_internal_slot(machine_config &config, T &&type, U &&tag, uint8_t prim, uint8_t sec, uint8_t page, uint8_t numpages)
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{
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auto &device(std::forward<T>(type)(config, std::forward<U>(tag), 0U));
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device.set_memory_space(m_maincpu, AS_PROGRAM);
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device.set_io_space(m_maincpu, AS_IO);
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device.set_start_address(page * 0x4000);
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device.set_size(numpages * 0x4000);
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install_slot_pages(prim, sec, page, numpages, device);
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return device;
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}
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template <typename T, typename U>
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auto &add_internal_slot(machine_config &config, T &&type, U &&tag, uint8_t prim, uint8_t sec, uint8_t page, uint8_t numpages, const char *region, uint32_t offset)
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{
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auto &device(std::forward<T>(type)(config, std::forward<U>(tag), 0U));
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device.set_memory_space(m_maincpu, AS_PROGRAM);
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device.set_io_space(m_maincpu, AS_IO);
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device.set_start_address(page * 0x4000);
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device.set_size(numpages * 0x4000);
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device.set_rom_start(region, offset);
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install_slot_pages(prim, sec, page, numpages, device);
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return device;
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}
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template <typename T, typename U>
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auto &add_internal_slot_mirrored(machine_config &config, T &&type, U &&tag, uint8_t prim, uint8_t sec, uint8_t page, uint8_t numpages, const char *region, uint32_t offset)
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{
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// Memory mapped FDC registers are also accessible through page 2
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auto &device(type(config, std::forward<U>(tag), 0U));
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device.set_memory_space(m_maincpu, AS_PROGRAM);
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device.set_io_space(m_maincpu, AS_IO);
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device.set_start_address(page * 0x4000);
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device.set_size(0x4000);
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device.set_rom_start(region, offset);
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install_slot_pages(prim, sec, page, numpages, device);
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return device;
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}
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template <int N, typename T, typename U, typename V>
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auto &add_cartridge_slot(machine_config &config, T &&type, U &&tag, uint8_t prim, uint8_t sec, V &&intf, const char *deft)
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{
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auto &device(type(config, std::forward<U>(tag), 0U));
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device.set_memory_space(m_maincpu, AS_PROGRAM);
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device.set_io_space(m_maincpu, AS_IO);
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device.option_reset();
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intf(device);
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device.set_default_option(deft);
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device.set_fixed(false);
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device.irq_handler().set("mainirq", FUNC(input_merger_device::in_w<N>));
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install_slot_pages(prim, sec, 0, 4, device);
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return device;
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}
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virtual void driver_start() override;
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virtual void machine_start() override;
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virtual void machine_reset() override;
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virtual void device_post_load() override;
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void msx_sec_slot_w(uint8_t data);
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uint8_t msx_sec_slot_r();
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uint8_t msx_kanji_r(offs_t offset);
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void msx_kanji_w(offs_t offset, uint8_t data);
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void msx_ppi_port_a_w(uint8_t data);
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void msx_ppi_port_c_w(uint8_t data);
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uint8_t msx_ppi_port_b_r();
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uint8_t msx_mem_read(offs_t offset);
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void msx_mem_write(offs_t offset, uint8_t data);
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uint8_t msx_psg_port_a_r();
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uint8_t msx_psg_port_b_r();
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void msx_psg_port_a_w(uint8_t data);
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void msx_psg_port_b_w(uint8_t data);
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private:
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void msx_memory_map_all();
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void msx_memory_map_page(uint8_t page);
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void msx_memory_reset();
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void msx_memory_init();
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static void floppy_formats(format_registration &fr);
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INTERRUPT_GEN_MEMBER(msx_interrupt);
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protected:
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void msx_io_map(address_map &map);
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void msx_memory_map(address_map &map);
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required_device<z80_device> m_maincpu;
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required_device<cassette_image_device> m_cassette;
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required_device<ay8910_device> m_ay8910;
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required_device<dac_bit_interface> m_dac;
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required_memory_region m_region_maincpu;
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optional_memory_region m_region_kanji;
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required_ioport_array<2> m_io_joy;
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required_ioport m_io_dsw;
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required_ioport_array<2> m_io_mouse;
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required_ioport_array<6> m_io_key;
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output_finder<2> m_leds;
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private:
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/* PSG */
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int m_psg_b = 0;
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/* mouse */
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uint16_t m_mouse[2]{};
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int m_mouse_stat[2]{};
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/* kanji */
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int m_kanji_latch = 0;
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/* memory */
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msx_internal_slot_interface m_empty_slot;
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msx_internal_slot_interface *m_all_slots[4][4][4]{};
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msx_internal_slot_interface *m_current_page[4]{};
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bool m_slot_expanded[4]{};
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uint8_t m_primary_slot = 0;
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uint8_t m_secondary_slot[4]{};
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int m_port_c_old = 0;
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int m_keylatch = 0;
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};
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class msx2_state : public msx_state
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{
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public:
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msx2_state(const machine_config &mconfig, device_type type, const char *tag)
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: msx_state(mconfig, type, tag)
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, m_v9938(*this, "v9938")
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, m_v9958(*this, "v9958")
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, m_rtc(*this, TC8521_TAG)
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, m_rtc_latch(0)
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{
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}
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void ax350(machine_config &config);
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void ax370(machine_config &config);
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void canonv25(machine_config &config);
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void canonv30(machine_config &config);
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void canonv30f(machine_config &config);
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void cpc300(machine_config &config);
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void cpc300e(machine_config &config);
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void cpc330k(machine_config &config);
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void cpc400(machine_config &config);
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void cpc400s(machine_config &config);
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void cpc61(machine_config &config);
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void cpg120(machine_config &config);
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void fpc900(machine_config &config);
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void expert20(machine_config &config);
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void mbh70(machine_config &config);
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void kmc5000(machine_config &config);
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void mlg1(machine_config &config);
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void mlg3(machine_config &config);
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void mlg10(machine_config &config);
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void mlg30(machine_config &config);
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void fs4500(machine_config &config);
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void fs4600(machine_config &config);
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void fs4700(machine_config &config);
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void fs5000(machine_config &config);
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void fs5500f1(machine_config &config);
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void fs5500f2(machine_config &config);
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void fsa1(machine_config &config);
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void fsa1a(machine_config &config);
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void fsa1f(machine_config &config);
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void fsa1fm(machine_config &config);
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void fsa1mk2(machine_config &config);
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void nms8220(machine_config &config);
|
||||
void nms8220a(machine_config &config);
|
||||
void nms8245(machine_config &config);
|
||||
void nms8245f(machine_config &config);
|
||||
void nms8250(machine_config &config);
|
||||
void nms8250f(machine_config &config);
|
||||
void nms8250j(machine_config &config);
|
||||
void nms8255(machine_config &config);
|
||||
void nms8255f(machine_config &config);
|
||||
void nms8260(machine_config &config);
|
||||
void nms8280(machine_config &config);
|
||||
void nms8280f(machine_config &config);
|
||||
void nms8280g(machine_config &config);
|
||||
void vg8230(machine_config &config);
|
||||
void vg8230j(machine_config &config);
|
||||
void vg8235(machine_config &config);
|
||||
void vg8235f(machine_config &config);
|
||||
void vg8240(machine_config &config);
|
||||
void mpc2300(machine_config &config);
|
||||
void mpc2500f(machine_config &config);
|
||||
void mpc25fd(machine_config &config);
|
||||
void mpc27(machine_config &config);
|
||||
void phc23(machine_config &config);
|
||||
void phc55fd2(machine_config &config);
|
||||
void phc77(machine_config &config);
|
||||
void hotbit20(machine_config &config);
|
||||
void hbf1(machine_config &config);
|
||||
void hbf12(machine_config &config);
|
||||
void hbf1xd(machine_config &config);
|
||||
void hbf1xdm2(machine_config &config);
|
||||
void hbf5(machine_config &config);
|
||||
void hbf500(machine_config &config);
|
||||
void hbf500f(machine_config &config);
|
||||
void hbf500p(machine_config &config);
|
||||
void hbf700d(machine_config &config);
|
||||
void hbf700f(machine_config &config);
|
||||
void hbf700p(machine_config &config);
|
||||
void hbf700s(machine_config &config);
|
||||
void hbf900(machine_config &config);
|
||||
void hbf900a(machine_config &config);
|
||||
void hbf9p(machine_config &config);
|
||||
void hbf9pr(machine_config &config);
|
||||
void hbf9s(machine_config &config);
|
||||
void hbg900ap(machine_config &config);
|
||||
void hbg900p(machine_config &config);
|
||||
void tpc310(machine_config &config);
|
||||
void tpp311(machine_config &config);
|
||||
void tps312(machine_config &config);
|
||||
void hx23(machine_config &config);
|
||||
void hx23f(machine_config &config);
|
||||
void hx23i(machine_config &config);
|
||||
void hx33(machine_config &config);
|
||||
void hx34(machine_config &config);
|
||||
void hx34i(machine_config &config);
|
||||
void fstm1(machine_config &config);
|
||||
void victhc90(machine_config &config);
|
||||
void victhc95(machine_config &config);
|
||||
void victhc95a(machine_config &config);
|
||||
void cx7m(machine_config &config);
|
||||
void cx7m128(machine_config &config);
|
||||
void y503iiir(machine_config &config);
|
||||
void y503iiire(machine_config &config);
|
||||
void yis60464(machine_config &config);
|
||||
void yis604(machine_config &config);
|
||||
void y805128(machine_config &config);
|
||||
void y805128r2(machine_config &config);
|
||||
void y805128r2e(machine_config &config);
|
||||
void y805256(machine_config &config);
|
||||
void expert3i(machine_config &config);
|
||||
void expert3t(machine_config &config);
|
||||
void expertac(machine_config &config);
|
||||
void expertdx(machine_config &config);
|
||||
void fsa1fx(machine_config &config);
|
||||
void fsa1wsx(machine_config &config);
|
||||
void fsa1wx(machine_config &config);
|
||||
void fsa1wxa(machine_config &config);
|
||||
void phc35j(machine_config &config);
|
||||
void phc70fd(machine_config &config);
|
||||
void phc70fd2(machine_config &config);
|
||||
void hbf1xdj(machine_config &config);
|
||||
void hbf1xv(machine_config &config);
|
||||
void hbf9sp(machine_config &config);
|
||||
void fsa1gt(machine_config &config);
|
||||
void fsa1st(machine_config &config);
|
||||
|
||||
protected:
|
||||
virtual void machine_start() override;
|
||||
|
||||
private:
|
||||
void msx2(machine_config &config);
|
||||
void msx2p(machine_config &config);
|
||||
void msx2_pal(machine_config &config);
|
||||
void turbor(machine_config &config);
|
||||
|
||||
void msx2_cartlist(machine_config &config);
|
||||
void msx2_floplist(machine_config &config);
|
||||
void msx2p_floplist(machine_config &config);
|
||||
void msxr_floplist(machine_config &config);
|
||||
void msx_ym2413(machine_config &config);
|
||||
void msx2_64kb_vram(machine_config &config);
|
||||
|
||||
uint8_t msx_rtc_reg_r();
|
||||
void msx_rtc_reg_w(uint8_t data);
|
||||
void msx_rtc_latch_w(uint8_t data);
|
||||
uint8_t msx_switched_r(offs_t offset);
|
||||
void msx_switched_w(offs_t offset, uint8_t data);
|
||||
DECLARE_WRITE_LINE_MEMBER(turbo_w);
|
||||
|
||||
void msx2_io_map(address_map &map);
|
||||
void msx2p_io_map(address_map &map);
|
||||
|
||||
std::vector<msx_switched_interface *> m_switched;
|
||||
|
||||
optional_device<v9938_device> m_v9938;
|
||||
optional_device<v9958_device> m_v9958;
|
||||
required_device<rp5c01_device> m_rtc;
|
||||
|
||||
/* rtc */
|
||||
int m_rtc_latch = 0;
|
||||
};
|
||||
|
||||
|
||||
#endif // MAME_INCLUDES_MSX_H
|
||||
@ -1,485 +0,0 @@
|
||||
// license:BSD-3-Clause
|
||||
// copyright-holders:Wilbert Pol
|
||||
/*
|
||||
* msx.c: MSX emulation
|
||||
*
|
||||
* Copyright (C) 2004 Sean Young
|
||||
*
|
||||
* Todo:
|
||||
*
|
||||
* - fix mouse support
|
||||
* - cassette support doesn't work
|
||||
* - Ensure changing cartridge after boot works
|
||||
* - wd2793, nms8255
|
||||
*/
|
||||
|
||||
#include "emu.h"
|
||||
#include "msx.h"
|
||||
|
||||
#define VERBOSE 0
|
||||
|
||||
|
||||
void msx_state::machine_reset()
|
||||
{
|
||||
msx_memory_reset ();
|
||||
msx_memory_map_all ();
|
||||
}
|
||||
|
||||
|
||||
void msx_state::machine_start()
|
||||
{
|
||||
m_leds.resolve();
|
||||
m_port_c_old = 0xff;
|
||||
}
|
||||
|
||||
|
||||
void msx2_state::machine_start()
|
||||
{
|
||||
msx_state::machine_start();
|
||||
|
||||
for (msx_switched_interface &switched : device_interface_enumerator<msx_switched_interface>(*this))
|
||||
m_switched.push_back(&switched);
|
||||
|
||||
save_item(NAME(m_rtc_latch));
|
||||
}
|
||||
|
||||
/* A hack to add 1 wait cycle in each opcode fetch.
|
||||
Possibly worth not to use custom table at all but adjust desired icount
|
||||
directly in m_opcodes.read_byte handler. */
|
||||
static const uint8_t cc_op[0x100] = {
|
||||
4+1,10+1, 7+1, 6+1, 4+1, 4+1, 7+1, 4+1, 4+1,11+1, 7+1, 6+1, 4+1, 4+1, 7+1, 4+1,
|
||||
8+1,10+1, 7+1, 6+1, 4+1, 4+1, 7+1, 4+1,12+1,11+1, 7+1, 6+1, 4+1, 4+1, 7+1, 4+1,
|
||||
7+1,10+1,16+1, 6+1, 4+1, 4+1, 7+1, 4+1, 7+1,11+1,16+1, 6+1, 4+1, 4+1, 7+1, 4+1,
|
||||
7+1,10+1,13+1, 6+1,11+1,11+1,10+1, 4+1, 7+1,11+1,13+1, 6+1, 4+1, 4+1, 7+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 7+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 7+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 7+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 7+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 7+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 7+1, 4+1,
|
||||
7+1, 7+1, 7+1, 7+1, 7+1, 7+1, 4+1, 7+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 7+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 7+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 7+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 7+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 7+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 7+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 7+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 7+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 7+1, 4+1,
|
||||
5+1,10+1,10+1,10+1,10+1,11+1, 7+1,11+1, 5+1,10+1,10+1, 4+1,10+1,17+1, 7+1,11+1,
|
||||
5+1,10+1,10+1,11+1,10+1,11+1, 7+1,11+1, 5+1, 4+1,10+1,11+1,10+1, 4+1, 7+1,11+1,
|
||||
5+1,10+1,10+1,19+1,10+1,11+1, 7+1,11+1, 5+1, 4+1,10+1, 4+1,10+1, 4+1, 7+1,11+1,
|
||||
5+1,10+1,10+1, 4+1,10+1,11+1, 7+1,11+1, 5+1, 6+1,10+1, 4+1,10+1, 4+1, 7+1,11+1
|
||||
};
|
||||
|
||||
static const uint8_t cc_cb[0x100] = {
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1,11+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,11+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1,11+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,11+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1,11+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,11+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1,11+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,11+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 8+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 8+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 8+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 8+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 8+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 8+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 8+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 8+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1,11+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,11+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1,11+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,11+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1,11+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,11+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1,11+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,11+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1,11+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,11+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1,11+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,11+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1,11+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,11+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1,11+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,11+1, 4+1
|
||||
};
|
||||
|
||||
static const uint8_t cc_ed[0x100] = {
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,
|
||||
8+1, 8+1,15+2,16+1, 4+1,14+2, 4+1, 5+1, 8+1, 8+1,15+2,16+1, 4+1,14+2, 4+1, 5+1,
|
||||
8+1, 8+1,15+2,16+1, 4+1,14+2, 4+1, 5+1, 8+1, 8+1,15+2,16+1, 4+1,14+2, 4+1, 5+1,
|
||||
8+1, 8+1,15+2,16+1, 4+1,14+2, 4+1,14+1, 8+1, 8+1,15+2,16+1, 4+1,14+2, 4+1,14+1,
|
||||
8+1, 8+1,15+2,16+1, 4+1,14+2, 4+1, 4+1, 8+1, 8+1,15+2,16+1, 4+1,14+2, 4+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,
|
||||
12+1,12+1,12+1,12+1, 4+1, 4+1, 4+1, 4+1,12+1,12+1,12+1,12+1, 4+1, 4+1, 4+1, 4+1,
|
||||
12+1,12+1,12+1,12+1, 4+1, 4+1, 4+1, 4+1,12+1,12+1,12+1,12+1, 4+1, 4+1, 4+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1
|
||||
};
|
||||
|
||||
static const uint8_t cc_xy[0x100] = {
|
||||
4+1,10+1, 7+1, 6+1, 4+1, 4+1, 7+1, 4+1, 4+1,11+1, 7+1, 6+1, 4+1, 4+1, 7+1, 4+1,
|
||||
8+1,10+1, 7+1, 6+1, 4+1, 4+1, 7+1, 4+1,12+1,11+1, 7+1, 6+1, 4+1, 4+1, 7+1, 4+1,
|
||||
7+1,10+1,16+1, 6+1, 4+1, 4+1, 7+1, 4+1, 7+1,11+1,16+1, 6+1, 4+1, 4+1, 7+1, 4+1,
|
||||
7+1,10+1,13+1, 6+1,19+1,19+1,15+1, 4+1, 7+1,11+1,13+1, 6+1, 4+1, 4+1, 7+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1,15+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,15+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1,15+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,15+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1,15+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,15+1, 4+1,
|
||||
15+1,15+1,15+1,15+1,15+1,15+1, 4+1,15+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,15+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1,15+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,15+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1,15+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,15+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1,15+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,15+1, 4+1,
|
||||
4+1, 4+1, 4+1, 4+1, 4+1, 4+1,15+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1, 4+1,15+1, 4+1,
|
||||
5+1,10+1,10+1,10+1,10+1,11+1, 7+1,11+1, 5+1,10+1,10+1, 7+1,10+1,17+1, 7+1,11+1,
|
||||
5+1,10+1,10+1,11+1,10+1,11+1, 7+1,11+1, 5+1, 4+1,10+1,11+1,10+1, 4+1, 7+1,11+1,
|
||||
5+1,10+1,10+1,19+1,10+1,11+1, 7+1,11+1, 5+1, 4+1,10+1, 4+1,10+1, 4+1, 7+1,11+1,
|
||||
5+1,10+1,10+1, 4+1,10+1,11+1, 7+1,11+1, 5+1, 6+1,10+1, 4+1,10+1, 4+1, 7+1,11+1
|
||||
};
|
||||
|
||||
/* extra cycles if jr/jp/call taken and 'interrupt latency' on rst 0-7 */
|
||||
static const uint8_t cc_ex[0x100] = {
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* DJNZ */
|
||||
5, 0, 0, 0, 0, 0, 0, 0, 5, 0, 0, 0, 0, 0, 0, 0, /* JR NZ/JR Z */
|
||||
5, 0, 0, 0, 0, 0, 0, 0, 5, 0, 0, 0, 0, 0, 0, 0, /* JR NC/JR C */
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
5, 5, 5, 5, 0, 0, 0, 0, 5, 5, 5, 5, 0, 0, 0, 0, /* LDIR/CPIR/INIR/OTIR LDDR/CPDR/INDR/OTDR */
|
||||
6, 0, 0, 0, 7, 0, 0, 2, 6, 0, 0, 0, 7, 0, 0, 2,
|
||||
6, 0, 0, 0, 7, 0, 0, 2, 6, 0, 0, 0, 7, 0, 0, 2,
|
||||
6, 0, 0, 0, 7, 0, 0, 2, 6, 0, 0, 0, 7, 0, 0, 2,
|
||||
6, 0, 0, 0, 7, 0, 0, 2, 6, 0, 0, 0, 7, 0, 0, 2+1
|
||||
};
|
||||
|
||||
void msx_state::driver_start()
|
||||
{
|
||||
m_maincpu->set_input_line_vector(0, 0xff); // Z80
|
||||
|
||||
msx_memory_init();
|
||||
|
||||
m_maincpu->z80_set_cycle_tables(cc_op, cc_cb, cc_ed, cc_xy, nullptr, cc_ex);
|
||||
|
||||
save_item(NAME(m_psg_b));
|
||||
save_item(NAME(m_mouse));
|
||||
save_item(NAME(m_mouse_stat));
|
||||
save_item(NAME(m_kanji_latch));
|
||||
save_item(NAME(m_slot_expanded));
|
||||
save_item(NAME(m_primary_slot));
|
||||
save_item(NAME(m_secondary_slot));
|
||||
save_item(NAME(m_port_c_old));
|
||||
save_item(NAME(m_keylatch));
|
||||
}
|
||||
|
||||
void msx_state::device_post_load()
|
||||
{
|
||||
for (int page = 0; page < 4; page++)
|
||||
{
|
||||
int slot_primary = (m_primary_slot >> (page * 2)) & 3;
|
||||
int slot_secondary = (m_secondary_slot[slot_primary] >> (page * 2)) & 3;
|
||||
|
||||
m_current_page[page] = m_all_slots[slot_primary][slot_secondary][page];
|
||||
}
|
||||
}
|
||||
|
||||
INTERRUPT_GEN_MEMBER(msx_state::msx_interrupt)
|
||||
{
|
||||
m_mouse[0] = m_io_mouse[0]->read();
|
||||
m_mouse_stat[0] = -1;
|
||||
m_mouse[1] = m_io_mouse[1]->read();
|
||||
m_mouse_stat[1] = -1;
|
||||
}
|
||||
|
||||
/*
|
||||
** The I/O functions
|
||||
*/
|
||||
|
||||
|
||||
uint8_t msx_state::msx_psg_port_a_r()
|
||||
{
|
||||
uint8_t data = (m_cassette->input() > 0.0038 ? 0x80 : 0);
|
||||
|
||||
if ( (m_psg_b ^ m_io_dsw->read() ) & 0x40)
|
||||
{
|
||||
/* game port 2 */
|
||||
uint8_t inp = m_io_joy[1]->read();
|
||||
if ( !(inp & 0x80) )
|
||||
{
|
||||
/* joystick */
|
||||
data |= ( inp & 0x7f );
|
||||
}
|
||||
else
|
||||
{
|
||||
/* mouse */
|
||||
data |= ( inp & 0x70 );
|
||||
if (m_mouse_stat[1] < 0)
|
||||
data |= 0xf;
|
||||
else
|
||||
data |= ~(m_mouse[1] >> (4*m_mouse_stat[1]) ) & 15;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/* game port 1 */
|
||||
uint8_t inp = m_io_joy[0]->read();
|
||||
if ( !(inp & 0x80) )
|
||||
{
|
||||
/* joystick */
|
||||
data |= ( inp & 0x7f );
|
||||
}
|
||||
else
|
||||
{
|
||||
/* mouse */
|
||||
data |= ( inp & 0x70 );
|
||||
if (m_mouse_stat[0] < 0)
|
||||
data |= 0xf;
|
||||
else
|
||||
data |= ~(m_mouse[0] >> (4*m_mouse_stat[0]) ) & 15;
|
||||
}
|
||||
}
|
||||
|
||||
return data;
|
||||
}
|
||||
|
||||
uint8_t msx_state::msx_psg_port_b_r()
|
||||
{
|
||||
return m_psg_b;
|
||||
}
|
||||
|
||||
void msx_state::msx_psg_port_a_w(uint8_t data)
|
||||
{
|
||||
}
|
||||
|
||||
void msx_state::msx_psg_port_b_w(uint8_t data)
|
||||
{
|
||||
/* Arabic or kana mode led */
|
||||
if ( (data ^ m_psg_b) & 0x80)
|
||||
m_leds[1] = BIT(~data, 7);
|
||||
|
||||
if ( (m_psg_b ^ data) & 0x10)
|
||||
{
|
||||
if (++m_mouse_stat[0] > 3) m_mouse_stat[0] = -1;
|
||||
}
|
||||
if ( (m_psg_b ^ data) & 0x20)
|
||||
{
|
||||
if (++m_mouse_stat[1] > 3) m_mouse_stat[1] = -1;
|
||||
}
|
||||
|
||||
m_psg_b = data;
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
** RTC functions
|
||||
*/
|
||||
|
||||
void msx2_state::msx_rtc_latch_w(uint8_t data)
|
||||
{
|
||||
m_rtc_latch = data & 15;
|
||||
}
|
||||
|
||||
void msx2_state::msx_rtc_reg_w(uint8_t data)
|
||||
{
|
||||
m_rtc->write(m_rtc_latch, data);
|
||||
}
|
||||
|
||||
uint8_t msx2_state::msx_rtc_reg_r()
|
||||
{
|
||||
return m_rtc->read(m_rtc_latch);
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
** The PPI functions
|
||||
*/
|
||||
|
||||
void msx_state::msx_ppi_port_a_w(uint8_t data)
|
||||
{
|
||||
m_primary_slot = data;
|
||||
|
||||
if (VERBOSE)
|
||||
logerror ("write to primary slot select: %02x\n", m_primary_slot);
|
||||
msx_memory_map_all ();
|
||||
}
|
||||
|
||||
void msx_state::msx_ppi_port_c_w(uint8_t data)
|
||||
{
|
||||
m_keylatch = data & 0x0f;
|
||||
|
||||
/* caps lock */
|
||||
if ( BIT(m_port_c_old ^ data, 6) )
|
||||
m_leds[0] = BIT(~data, 6);
|
||||
|
||||
/* key click */
|
||||
if ( BIT(m_port_c_old ^ data, 7) )
|
||||
m_dac->write(BIT(data, 7));
|
||||
|
||||
/* cassette motor on/off */
|
||||
if ( BIT(m_port_c_old ^ data, 4) )
|
||||
m_cassette->change_state(BIT(data, 4) ? CASSETTE_MOTOR_DISABLED : CASSETTE_MOTOR_ENABLED, CASSETTE_MASK_MOTOR);
|
||||
|
||||
/* cassette signal write */
|
||||
if ( BIT(m_port_c_old ^ data, 5) )
|
||||
m_cassette->output(BIT(data, 5) ? -1.0 : 1.0);
|
||||
|
||||
m_port_c_old = data;
|
||||
}
|
||||
|
||||
uint8_t msx_state::msx_ppi_port_b_r()
|
||||
{
|
||||
uint8_t result = 0xff;
|
||||
int row, data;
|
||||
|
||||
row = m_keylatch;
|
||||
if (row <= 10)
|
||||
{
|
||||
data = m_io_key[row / 2]->read();
|
||||
|
||||
if (BIT(row, 0))
|
||||
data >>= 8;
|
||||
result = data & 0xff;
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
/************************************************************************
|
||||
*
|
||||
* New memory emulation !!
|
||||
*
|
||||
***********************************************************************/
|
||||
|
||||
void msx_state::install_slot_pages(uint8_t prim, uint8_t sec, uint8_t page, uint8_t numpages, msx_internal_slot_interface &device)
|
||||
{
|
||||
for ( int i = page; i < std::min(page + numpages, 4); i++ )
|
||||
{
|
||||
m_all_slots[prim][sec][i] = &device;
|
||||
}
|
||||
if ( sec )
|
||||
{
|
||||
m_slot_expanded[prim] = true;
|
||||
}
|
||||
}
|
||||
|
||||
void msx_state::msx_memory_init()
|
||||
{
|
||||
int count_populated_pages = 0;
|
||||
|
||||
// Populate all unpopulated slots with the dummy interface
|
||||
for (auto & elem : m_all_slots)
|
||||
{
|
||||
for ( int sec = 0; sec < 4; sec++ )
|
||||
{
|
||||
for ( int page = 0; page < 4; page++ )
|
||||
{
|
||||
if ( elem[sec][page] == nullptr )
|
||||
{
|
||||
elem[sec][page] = &m_empty_slot;
|
||||
}
|
||||
else
|
||||
{
|
||||
count_populated_pages++;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if ( count_populated_pages == 0 ) {
|
||||
fatalerror("No msx slot layout defined for this system!\n");
|
||||
}
|
||||
}
|
||||
|
||||
void msx_state::msx_memory_reset ()
|
||||
{
|
||||
m_primary_slot = 0;
|
||||
|
||||
for (auto & elem : m_secondary_slot)
|
||||
{
|
||||
elem = 0;
|
||||
}
|
||||
}
|
||||
|
||||
void msx_state::msx_memory_map_page (uint8_t page)
|
||||
{
|
||||
int slot_primary = (m_primary_slot >> (page * 2)) & 3;
|
||||
int slot_secondary = (m_secondary_slot[slot_primary] >> (page * 2)) & 3;
|
||||
|
||||
m_current_page[page] = m_all_slots[slot_primary][slot_secondary][page];
|
||||
}
|
||||
|
||||
void msx_state::msx_memory_map_all ()
|
||||
{
|
||||
for (uint8_t i=0; i<4; i++)
|
||||
msx_memory_map_page (i);
|
||||
}
|
||||
|
||||
uint8_t msx_state::msx_mem_read(offs_t offset)
|
||||
{
|
||||
return m_current_page[offset >> 14]->read(offset);
|
||||
}
|
||||
|
||||
void msx_state::msx_mem_write(offs_t offset, uint8_t data)
|
||||
{
|
||||
m_current_page[offset >> 14]->write(offset, data);
|
||||
}
|
||||
|
||||
void msx_state::msx_sec_slot_w(uint8_t data)
|
||||
{
|
||||
int slot = m_primary_slot >> 6;
|
||||
if (m_slot_expanded[slot])
|
||||
{
|
||||
if (VERBOSE)
|
||||
logerror ("write to secondary slot %d select: %02x\n", slot, data);
|
||||
|
||||
m_secondary_slot[slot] = data;
|
||||
msx_memory_map_all ();
|
||||
}
|
||||
else
|
||||
m_current_page[3]->write(0xffff, data);
|
||||
}
|
||||
|
||||
uint8_t msx_state::msx_sec_slot_r()
|
||||
{
|
||||
int slot = m_primary_slot >> 6;
|
||||
|
||||
if (m_slot_expanded[slot])
|
||||
{
|
||||
return ~m_secondary_slot[slot];
|
||||
}
|
||||
else
|
||||
{
|
||||
return m_current_page[3]->read(0xffff);
|
||||
}
|
||||
}
|
||||
|
||||
uint8_t msx_state::msx_kanji_r(offs_t offset)
|
||||
{
|
||||
uint8_t result = 0xff;
|
||||
|
||||
if (offset && m_region_kanji)
|
||||
{
|
||||
int latch = m_kanji_latch;
|
||||
result = m_region_kanji->as_u8(latch++);
|
||||
|
||||
m_kanji_latch &= ~0x1f;
|
||||
m_kanji_latch |= latch & 0x1f;
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
void msx_state::msx_kanji_w(offs_t offset, uint8_t data)
|
||||
{
|
||||
if (offset)
|
||||
m_kanji_latch = (m_kanji_latch & 0x007E0) | ((data & 0x3f) << 11);
|
||||
else
|
||||
m_kanji_latch = (m_kanji_latch & 0x1f800) | ((data & 0x3f) << 5);
|
||||
}
|
||||
|
||||
uint8_t msx2_state::msx_switched_r(offs_t offset)
|
||||
{
|
||||
uint8_t data = 0xff;
|
||||
|
||||
for (int i = 0; i < m_switched.size(); i++)
|
||||
{
|
||||
data &= m_switched[i]->switched_read(offset);
|
||||
}
|
||||
|
||||
return data;
|
||||
}
|
||||
|
||||
void msx2_state::msx_switched_w(offs_t offset, uint8_t data)
|
||||
{
|
||||
for (int i = 0; i < m_switched.size(); i++)
|
||||
{
|
||||
m_switched[i]->switched_write(offset, data);
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user