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https://github.com/holub/mame
synced 2025-10-06 09:00:04 +03:00
taito gnet preliminary zoom sound works out of the box now
This commit is contained in:
Michaël Banaan Ananas
parent
1bd51abc58
commit
a17309de58
@ -25,6 +25,7 @@ and a Zoom Corp. ZFX-2 DSP instead of the TMS57002.
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TODO:
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- add TMS57002
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- global volume regs
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- a lot more
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***************************************************************************/
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@ -43,7 +44,7 @@ const device_type TAITO_ZOOM = &device_creator<taito_zoom_device>;
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taito_zoom_device::taito_zoom_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock)
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: device_t(mconfig, TAITO_ZOOM, "Taito Zoom Sound System", tag, owner, clock, "taito_zoom", __FILE__),
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m_soundcpu(*this, ":mn10200"),
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m_control(0),
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m_reg_address(0),
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m_tms_ctrl(0)
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{
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}
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@ -57,7 +58,7 @@ void taito_zoom_device::device_start()
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m_snd_shared_ram = auto_alloc_array_clear(machine(), UINT8, 0x100);
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// register for savestates
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save_item(NAME(m_control));
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save_item(NAME(m_reg_address));
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save_item(NAME(m_tms_ctrl));
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save_pointer(NAME(m_snd_shared_ram), 0x100);
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}
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@ -68,6 +69,7 @@ void taito_zoom_device::device_start()
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void taito_zoom_device::device_reset()
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{
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m_reg_address = 0;
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}
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@ -136,18 +138,26 @@ READ16_MEMBER(taito_zoom_device::sound_irq_r)
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return 0;
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}
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WRITE16_MEMBER(taito_zoom_device::global_volume_w)
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WRITE16_MEMBER(taito_zoom_device::reg_data_w)
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{
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// TODO
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// m_control d0 selects left/right speaker volume (zsg2+dsp)
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switch (m_reg_address)
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{
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case 0x04:
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// zsg2+dsp global volume ch0
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break;
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case 0x05:
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// zsg2+dsp global volume ch1
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break;
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default:
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break;
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}
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}
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WRITE16_MEMBER(taito_zoom_device::reset_control_w)
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WRITE16_MEMBER(taito_zoom_device::reg_address_w)
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{
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// d2: reset sound cpu?
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m_soundcpu->set_input_line(INPUT_LINE_RESET, (data & 4) ? CLEAR_LINE : ASSERT_LINE);
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m_control = data;
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m_reg_address = data & 0xff;
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}
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@ -13,8 +13,8 @@ public:
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DECLARE_WRITE16_MEMBER(sound_irq_w);
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DECLARE_READ16_MEMBER(sound_irq_r);
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DECLARE_WRITE16_MEMBER(global_volume_w);
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DECLARE_WRITE16_MEMBER(reset_control_w);
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DECLARE_WRITE16_MEMBER(reg_data_w);
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DECLARE_WRITE16_MEMBER(reg_address_w);
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DECLARE_READ8_MEMBER(shared_ram_r);
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DECLARE_WRITE8_MEMBER(shared_ram_w);
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@ -32,7 +32,7 @@ private:
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required_device<mn10200_device> m_soundcpu;
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// internal state
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UINT16 m_control;
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UINT16 m_reg_address;
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UINT8 m_tms_ctrl;
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UINT8* m_snd_shared_ram;
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};
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@ -410,6 +410,17 @@ WRITE8_MEMBER(taitogn_state::control_w)
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{
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// 20 = watchdog
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m_mb3773->write_line_ck((data & 0x20) >> 5);
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// 10 = soundcpu reset
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m_mn10200->set_input_line(INPUT_LINE_RESET, (data & 0x10) ? ASSERT_LINE : CLEAR_LINE);
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if (~data & m_control & 0x10)
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{
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// assume that this also readys the sound flash chips
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m_pgmflash->write(0, 0xff);
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m_sndflash0->write(0, 0xff);
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m_sndflash1->write(0, 0xff);
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m_sndflash2->write(0, 0xff);
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}
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// 04 = select bank
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// According to the rom code, bits 1-0 may be part of the bank
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@ -488,25 +499,7 @@ WRITE8_MEMBER(taitogn_state::znsecsel_w)
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READ8_MEMBER(taitogn_state::boardconfig_r)
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{
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/*
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------00 mem=4M
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------01 mem=4M
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------10 mem=8M
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------11 mem=16M
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-----0-- smem=hM
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-----1-- smem=2M
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----0--- vmem=1M
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----1--- vmem=2M
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000----- rev=-2
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001----- rev=-1
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010----- rev=0
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011----- rev=1
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100----- rev=2
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101----- rev=3
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110----- rev=4
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111----- rev=5
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*/
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// see zn.c
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return 64|32|8;
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}
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@ -564,7 +557,7 @@ void taitogn_state::driver_start()
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void taitogn_state::machine_reset()
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{
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m_control = 0;
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m_control = 0xf8;
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// halt sound CPU since it has no valid program at start
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m_mn10200->set_input_line(INPUT_LINE_RESET, ASSERT_LINE);
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@ -589,8 +582,8 @@ static ADDRESS_MAP_START( taitogn_map, AS_PROGRAM, 32, taitogn_state )
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AM_RANGE(0x1fb40000, 0x1fb40003) AM_READWRITE8(control_r, control_w, 0x000000ff)
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AM_RANGE(0x1fb60000, 0x1fb60003) AM_WRITE16(control2_w, 0x0000ffff)
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AM_RANGE(0x1fb70000, 0x1fb70003) AM_READWRITE16(gn_1fb70000_r, gn_1fb70000_w, 0x0000ffff)
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AM_RANGE(0x1fb80000, 0x1fb80003) AM_DEVWRITE16("taito_zoom", taito_zoom_device, global_volume_w, 0x0000ffff)
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//AM_RANGE(0x1fb80000, 0x1fb80003) AM_DEVWRITE16("taito_zoom", taito_zoom_device, reset_control_w, 0xffff0000)
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AM_RANGE(0x1fb80000, 0x1fb80003) AM_DEVWRITE16("taito_zoom", taito_zoom_device, reg_data_w, 0x0000ffff)
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AM_RANGE(0x1fb80000, 0x1fb80003) AM_DEVWRITE16("taito_zoom", taito_zoom_device, reg_address_w, 0xffff0000)
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AM_RANGE(0x1fba0000, 0x1fba0003) AM_DEVWRITE16("taito_zoom", taito_zoom_device, sound_irq_w, 0x0000ffff)
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AM_RANGE(0x1fbc0000, 0x1fbc0003) AM_DEVREAD16("taito_zoom", taito_zoom_device, sound_irq_r, 0x0000ffff)
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AM_RANGE(0x1fbe0000, 0x1fbe01ff) AM_DEVREADWRITE8("taito_zoom", taito_zoom_device, shared_ram_r, shared_ram_w, 0x00ff00ff) // M66220FP for comms with the MN10200
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@ -1186,8 +1186,8 @@ static ADDRESS_MAP_START(coh1000tb_map, AS_PROGRAM, 32, zn_state)
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AM_RANGE(0x1f000000, 0x1f7fffff) AM_ROMBANK("bankedroms")
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AM_RANGE(0x1fb00000, 0x1fb003ff) AM_READWRITE8(fx1b_fram_r, fx1b_fram_w, 0x00ff00ff)
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AM_RANGE(0x1fb40000, 0x1fb40003) AM_WRITE8(bank_coh1000t_w, 0x000000ff)
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AM_RANGE(0x1fb80000, 0x1fb80003) AM_DEVWRITE16("taito_zoom", taito_zoom_device, global_volume_w, 0x0000ffff)
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AM_RANGE(0x1fb80000, 0x1fb80003) AM_DEVWRITE16("taito_zoom", taito_zoom_device, reset_control_w, 0xffff0000)
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AM_RANGE(0x1fb80000, 0x1fb80003) AM_DEVWRITE16("taito_zoom", taito_zoom_device, reg_data_w, 0x0000ffff)
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AM_RANGE(0x1fb80000, 0x1fb80003) AM_DEVWRITE16("taito_zoom", taito_zoom_device, reg_address_w, 0xffff0000)
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AM_RANGE(0x1fba0000, 0x1fba0003) AM_DEVWRITE16("taito_zoom", taito_zoom_device, sound_irq_w, 0x0000ffff)
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AM_RANGE(0x1fbc0000, 0x1fbc0003) AM_DEVREAD16("taito_zoom", taito_zoom_device, sound_irq_r, 0x0000ffff)
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AM_RANGE(0x1fbe0000, 0x1fbe01ff) AM_DEVREADWRITE8("taito_zoom", taito_zoom_device, shared_ram_r, shared_ram_w, 0x00ff00ff) // M66220FP for comm with the MN10200
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