mirror of
https://github.com/holub/mame
synced 2025-07-11 12:44:54 +03:00
shifting some megaphx oode into devices (nw)
This commit is contained in:
David Haywood
parent
410adb11f8
commit
7997e5441c
2
.gitattributes
vendored
2
.gitattributes
vendored
@ -6432,6 +6432,8 @@ src/mame/machine/igs028.c svneol=native#text/plain
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src/mame/machine/igs028.h svneol=native#text/plain
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src/mame/machine/igs036crypt.c svneol=native#text/plain
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src/mame/machine/igs036crypt.h svneol=native#text/plain
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src/mame/machine/inder_sb.c svneol=native#text/plain
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src/mame/machine/inder_sb.h svneol=native#text/plain
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src/mame/machine/irem_cpu.c svneol=native#text/plain
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src/mame/machine/irem_cpu.h svneol=native#text/plain
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src/mame/machine/irobot.c svneol=native#text/plain
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@ -57,12 +57,12 @@
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#include "emu.h"
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#include "cpu/tms34010/tms34010.h"
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#include "cpu/m68000/m68000.h"
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#include "cpu/z80/z80.h"
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#include "video/ramdac.h"
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#include "machine/i8255.h"
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#include "machine/z80ctc.h"
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#include "cpu/z80/z80daisy.h"
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#include "sound/dac.h"
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#include "machine/inder_sb.h"
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class megaphx_state : public driver_device
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@ -71,69 +71,33 @@ public:
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megaphx_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_audiocpu(*this, "audiocpu"),
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m_mainram(*this, "mainram"),
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m_vram(*this, "vram"),
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m_ctc(*this, "ctc"),
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m_dac0(*this, "dac0" ),
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m_dac1(*this, "dac1" ),
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m_dac2(*this, "dac2" ),
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m_dac3(*this, "dac3" ),
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port_c_value(0),
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m_palette(*this, "palette"),
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m_tms(*this, "tms")
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m_tms(*this, "tms"),
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m_indersb(*this, "inder_sb")
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{
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m_shiftfull = 0;
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m_soundirq = 0;
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}
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required_device<cpu_device> m_maincpu;
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required_device<cpu_device> m_audiocpu;
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required_shared_ptr<UINT16> m_mainram;
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required_shared_ptr<UINT16> m_vram;
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required_device<z80ctc_device> m_ctc;
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required_device<dac_device> m_dac0;
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required_device<dac_device> m_dac1;
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required_device<dac_device> m_dac2;
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required_device<dac_device> m_dac3;
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DECLARE_DRIVER_INIT(megaphx);
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DECLARE_MACHINE_RESET(megaphx);
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DECLARE_READ16_MEMBER(megaphx_0x050002_r);
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DECLARE_WRITE16_MEMBER(megaphx_0x050000_w);
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DECLARE_READ8_MEMBER(megaphx_sound_sent_r);
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DECLARE_READ8_MEMBER(megaphx_sound_cmd_r);
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DECLARE_WRITE8_MEMBER(megaphx_sound_to_68k_w);
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DECLARE_WRITE8_MEMBER(dac0_value_write);
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DECLARE_WRITE8_MEMBER(dac0_gain_write);
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DECLARE_WRITE8_MEMBER(dac1_value_write);
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DECLARE_WRITE8_MEMBER(dac1_gain_write);
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DECLARE_WRITE8_MEMBER(dac2_value_write);
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DECLARE_WRITE8_MEMBER(dac2_gain_write);
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DECLARE_WRITE8_MEMBER(dac3_value_write);
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DECLARE_WRITE8_MEMBER(dac3_gain_write);
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DECLARE_WRITE8_MEMBER(dac0_rombank_write);
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DECLARE_WRITE8_MEMBER(dac1_rombank_write);
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DECLARE_WRITE8_MEMBER(dac2_rombank_write);
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DECLARE_WRITE8_MEMBER(dac3_rombank_write);
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UINT8 dac_gain[4];
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UINT8 m_soundbank[4];
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DECLARE_WRITE_LINE_MEMBER(z80ctc_ch0);
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DECLARE_WRITE_LINE_MEMBER(z80ctc_ch1);
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DECLARE_WRITE_LINE_MEMBER(z80ctc_ch2);
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DECLARE_WRITE_LINE_MEMBER(z80ctc_ch3);
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DECLARE_READ8_MEMBER(port_c_r);
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DECLARE_WRITE8_MEMBER(port_c_w);
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@ -150,33 +114,12 @@ public:
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UINT8 port_c_value;
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required_device<palette_device> m_palette;
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required_device<tms34010_device> m_tms;
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int m_soundsent;
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UINT8 m_sounddata;
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UINT8 m_soundback;
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required_device<inder_sb_device> m_indersb;
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int m_shiftfull; // this might be a driver specific hack for a TMS bug.
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// hacks for test purposes, these are installed over the program rom so we know when irqs are actually taken
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DECLARE_READ8_MEMBER(megaphx_02cc_hack_r) { logerror("%04x audicpu IRQ hack 0x02cc\n", machine().device("audiocpu")->safe_pc()); int bank = m_soundbank[0] & 7; membank("snddata")->set_entry(bank); return memregion("audiocpu")->base()[0x02cc]; };
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DECLARE_READ8_MEMBER(megaphx_02e6_hack_r) { logerror("%04x audicpu IRQ hack 0x02e6\n", machine().device("audiocpu")->safe_pc()); int bank = m_soundbank[1] & 7; membank("snddata")->set_entry(bank); return memregion("audiocpu")->base()[0x02e6]; };
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DECLARE_READ8_MEMBER(megaphx_0309_hack_r) { logerror("%04x audicpu IRQ hack 0x0309\n", machine().device("audiocpu")->safe_pc()); int bank = m_soundbank[2] & 7; membank("snddata")->set_entry(bank); return memregion("audiocpu")->base()[0x0309]; };
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DECLARE_READ8_MEMBER(megaphx_0323_hack_r) { logerror("%04x audicpu IRQ hack 0x0323\n", machine().device("audiocpu")->safe_pc()); int bank = m_soundbank[3] & 7; membank("snddata")->set_entry(bank); return memregion("audiocpu")->base()[0x0323]; };
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void install_sound_hacks(void)
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{
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address_space &space = m_audiocpu->space(AS_PROGRAM);
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space.install_read_handler(0x02cc, 0x02cc, read8_delegate(FUNC(megaphx_state::megaphx_02cc_hack_r), this));
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space.install_read_handler(0x02e6, 0x02e6, read8_delegate(FUNC(megaphx_state::megaphx_02e6_hack_r), this));
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space.install_read_handler(0x0309, 0x0309, read8_delegate(FUNC(megaphx_state::megaphx_0309_hack_r), this));
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space.install_read_handler(0x0323, 0x0323, read8_delegate(FUNC(megaphx_state::megaphx_0323_hack_r), this));
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}
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int m_soundirq;
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void update_sound_irqs(void)
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{
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if (m_soundirq) m_audiocpu->set_input_line(INPUT_LINE_IRQ0, ASSERT_LINE);
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else m_audiocpu->set_input_line(INPUT_LINE_IRQ0, CLEAR_LINE);
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}
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};
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@ -185,27 +128,6 @@ public:
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READ16_MEMBER(megaphx_state::megaphx_0x050002_r)
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{
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space.machine().scheduler().synchronize();
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// int pc = machine().device("maincpu")->safe_pc();
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int ret = m_soundback;
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m_soundback = 0;
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//logerror("(%06x) megaphx_0x050002_r (from z80?) %04x\n", pc, mem_mask);
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return ret;
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}
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WRITE16_MEMBER(megaphx_state::megaphx_0x050000_w)
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{
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// int pc = machine().device("maincpu")->safe_pc();
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space.machine().scheduler().synchronize();
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//logerror("(%06x) megaphx_0x050000_w (to z80?) %04x %04x\n", pc, data, mem_mask);
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m_soundsent = 0xff;
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m_sounddata = data;
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}
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static ADDRESS_MAP_START( megaphx_68k_map, AS_PROGRAM, 16, megaphx_state )
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AM_RANGE(0x000000, 0x0013ff) AM_RAM AM_SHARE("mainram") // maps over part of the rom??
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@ -214,14 +136,12 @@ static ADDRESS_MAP_START( megaphx_68k_map, AS_PROGRAM, 16, megaphx_state )
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AM_RANGE(0x040000, 0x040007) AM_DEVREADWRITE("tms", tms34010_device, host_r, host_w)
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AM_RANGE(0x050000, 0x050001) AM_WRITE(megaphx_0x050000_w) // z80 comms?
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AM_RANGE(0x050002, 0x050003) AM_READ(megaphx_0x050002_r) // z80 comms?
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AM_RANGE(0x050000, 0x050001) AM_DEVWRITE("inder_sb", inder_sb_device, megaphx_0x050000_w)
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AM_RANGE(0x050002, 0x050003) AM_DEVREAD("inder_sb", inder_sb_device, megaphx_0x050002_r)
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AM_RANGE(0x060004, 0x060005) AM_READ8( port_c_r, 0x00ff )
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AM_RANGE(0x060006, 0x060007) AM_WRITE8( port_c_w, 0x00ff )
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AM_RANGE(0x060000, 0x060003) AM_DEVREADWRITE8("ppi8255_0", i8255_device, read, write, 0x00ff)
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AM_RANGE(0x800000, 0x83ffff) AM_ROM AM_REGION("roms01", 0x00000) // code + bg gfx are in here
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@ -247,137 +167,6 @@ static ADDRESS_MAP_START( megaphx_tms_map, AS_PROGRAM, 16, megaphx_state )
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AM_RANGE(0xffc00000, 0xffffffff) AM_RAM
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ADDRESS_MAP_END
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static ADDRESS_MAP_START( sound_map, AS_PROGRAM, 8, megaphx_state )
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AM_RANGE(0x0000, 0x1fff) AM_ROM
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AM_RANGE(0x4000, 0x7fff) AM_RAM
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AM_RANGE(0x8000, 0xffff) AM_ROMBANK("snddata")
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ADDRESS_MAP_END
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READ8_MEMBER(megaphx_state::megaphx_sound_cmd_r)
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{
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space.machine().scheduler().synchronize();
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return m_sounddata;
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}
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READ8_MEMBER(megaphx_state::megaphx_sound_sent_r)
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{
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space.machine().scheduler().synchronize();
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int ret = m_soundsent;
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m_soundsent = 0;
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return ret;
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}
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WRITE8_MEMBER(megaphx_state::megaphx_sound_to_68k_w)
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{
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// int pc = machine().device("audiocpu")->safe_pc();
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space.machine().scheduler().synchronize();
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//logerror("(%04x) megaphx_sound_to_68k_w (to 68k?) %02x\n", pc, data);
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m_soundback = data;
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}
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WRITE8_MEMBER(megaphx_state::dac0_value_write)
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{
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// printf("dac0_data_write %02x\n", data);
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m_dac0->write_unsigned8(data);
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}
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WRITE8_MEMBER(megaphx_state::dac0_gain_write)
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{
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// printf("dac0_gain_write %02x\n", data);
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dac_gain[0] = data;
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}
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WRITE8_MEMBER(megaphx_state::dac1_value_write)
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{
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// printf("dac1_data_write %02x\n", data);
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m_dac1->write_unsigned8(data);
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}
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WRITE8_MEMBER(megaphx_state::dac1_gain_write)
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{
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// printf("dac1_gain_write %02x\n", data);
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dac_gain[1] = data;
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}
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WRITE8_MEMBER(megaphx_state::dac2_value_write)
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{
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// printf("dac2_data_write %02x\n", data);
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m_dac2->write_unsigned8(data);
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}
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WRITE8_MEMBER(megaphx_state::dac2_gain_write)
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{
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// printf("dac2_gain_write %02x\n", data);
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dac_gain[2] = data;
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}
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WRITE8_MEMBER(megaphx_state::dac3_value_write)
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{
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// printf("dac3_data_write %02x\n", data);
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m_dac3->write_unsigned8(data);
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}
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WRITE8_MEMBER(megaphx_state::dac3_gain_write)
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{
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// printf("dac3_gain_write %02x\n", data);
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dac_gain[3] = data;
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}
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WRITE8_MEMBER(megaphx_state::dac0_rombank_write)
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{
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m_soundbank[0] = data;
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// printf("dac0_rombank_write %02x", data);
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}
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WRITE8_MEMBER(megaphx_state::dac1_rombank_write)
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{
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m_soundbank[1] = data;
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// printf("dac1_rombank_write %02x", data);
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}
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WRITE8_MEMBER(megaphx_state::dac2_rombank_write)
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{
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m_soundbank[2] = data;
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// printf("dac2_rombank_write %02x", data);
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}
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WRITE8_MEMBER(megaphx_state::dac3_rombank_write)
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{
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m_soundbank[3] = data;
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// printf("dac3_rombank_write %02x", data);
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}
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static ADDRESS_MAP_START( sound_io, AS_IO, 8, megaphx_state )
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ADDRESS_MAP_GLOBAL_MASK(0xff)
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AM_RANGE(0x00, 0x00) AM_WRITE(dac0_value_write)
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AM_RANGE(0x01, 0x01) AM_WRITE(dac0_gain_write)
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AM_RANGE(0x02, 0x02) AM_WRITE(dac1_value_write)
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AM_RANGE(0x03, 0x03) AM_WRITE(dac1_gain_write)
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AM_RANGE(0x04, 0x04) AM_WRITE(dac2_value_write)
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AM_RANGE(0x05, 0x05) AM_WRITE(dac2_gain_write)
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AM_RANGE(0x06, 0x06) AM_WRITE(dac3_value_write)
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AM_RANGE(0x07, 0x07) AM_WRITE(dac3_gain_write)
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// not 100% sure how rom banking works.. but each channel can specify a different bank for the 0x8000 range. Maybe the bank happens when the interrupt triggers so each channel reads the correct data? (so we'd need to put the actual functions in the CTC callbacks)
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AM_RANGE(0x10, 0x10) AM_WRITE(dac0_rombank_write)
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AM_RANGE(0x11, 0x11) AM_WRITE(dac1_rombank_write)
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AM_RANGE(0x12, 0x12) AM_WRITE(dac2_rombank_write)
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AM_RANGE(0x13, 0x13) AM_WRITE(dac3_rombank_write)
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AM_RANGE(0x20, 0x23) AM_DEVREADWRITE("ctc", z80ctc_device, read, write)
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AM_RANGE(0x30, 0x30) AM_READWRITE(megaphx_sound_cmd_r, megaphx_sound_to_68k_w)
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AM_RANGE(0x31, 0x31) AM_READ(megaphx_sound_sent_r)
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ADDRESS_MAP_END
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static void megaphx_scanline(screen_device &screen, bitmap_rgb32 &bitmap, int scanline, const tms34010_display_params *params)
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{
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@ -687,127 +476,29 @@ static I8255A_INTERFACE( ppi8255_intf_0 )
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};
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WRITE_LINE_MEMBER(megaphx_state::z80ctc_ch0)
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{
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// int bank = m_soundbank[0] & 7; membank("snddata")->set_entry(bank);
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// m_audiocpu->set_input_line(INPUT_LINE_IRQ0, state ? ASSERT_LINE : CLEAR_LINE);
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if (state) m_soundirq |= 0x1;
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else m_soundirq &= ~0x1;
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update_sound_irqs();
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}
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WRITE_LINE_MEMBER(megaphx_state::z80ctc_ch1)
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{
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// int bank = m_soundbank[1] & 7; membank("snddata")->set_entry(bank);
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// m_audiocpu->set_input_line(INPUT_LINE_IRQ0, state ? ASSERT_LINE : CLEAR_LINE);
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if (state) m_soundirq |= 0x2;
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else m_soundirq &= ~0x2;
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update_sound_irqs();
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}
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WRITE_LINE_MEMBER(megaphx_state::z80ctc_ch2)
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{
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// int bank = m_soundbank[2] & 7; membank("snddata")->set_entry(bank);
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// m_audiocpu->set_input_line(INPUT_LINE_IRQ0, state ? ASSERT_LINE : CLEAR_LINE);
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if (state) m_soundirq |= 0x4;
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else m_soundirq &= ~0x4;
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update_sound_irqs();
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}
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WRITE_LINE_MEMBER(megaphx_state::z80ctc_ch3)
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{
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// int bank = m_soundbank[3] & 7; membank("snddata")->set_entry(bank);
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// m_audiocpu->set_input_line(INPUT_LINE_IRQ0, state ? ASSERT_LINE : CLEAR_LINE);
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if (state) m_soundirq |= 0x8;
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else m_soundirq &= ~0x8;
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update_sound_irqs();
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}
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static Z80CTC_INTERFACE( z80ctc_intf ) // runs in IM2 , vector set to 0x20 , values there are 0xCC, 0x02, 0xE6, 0x02, 0x09, 0x03, 0x23, 0x03 (so 02cc, 02e6, 0309, 0323, all of which are valid irq handlers)
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{
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DEVCB_DRIVER_LINE_MEMBER(megaphx_state, z80ctc_ch0), // for channel 0
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DEVCB_DRIVER_LINE_MEMBER(megaphx_state, z80ctc_ch1), // for channel 1
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DEVCB_DRIVER_LINE_MEMBER(megaphx_state, z80ctc_ch2), // for channel 2
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DEVCB_DRIVER_LINE_MEMBER(megaphx_state, z80ctc_ch3), // for channel 3
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};
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static const z80_daisy_config daisy_chain[] =
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{
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||||
{ "ctc" },
|
||||
{ NULL }
|
||||
};
|
||||
|
||||
|
||||
// just for debug.. so we can see what is in each of the roms
|
||||
static GFXLAYOUT_RAW( megaphxlay, 336, 1, 336*8, 336*8 )
|
||||
|
||||
static GFXDECODE_START( megaphx )
|
||||
GFXDECODE_ENTRY( "roms01", 0, megaphxlay, 0x0000, 1 )
|
||||
GFXDECODE_ENTRY( "roms23", 0, megaphxlay, 0x0000, 1 )
|
||||
GFXDECODE_ENTRY( "roms45", 0, megaphxlay, 0x0000, 1 )
|
||||
GFXDECODE_ENTRY( "roms67", 0, megaphxlay, 0x0000, 1 )
|
||||
GFXDECODE_END
|
||||
|
||||
|
||||
static MACHINE_CONFIG_START( megaphx, megaphx_state )
|
||||
|
||||
MCFG_CPU_ADD("maincpu", M68000, 8000000) // ?? can't read xtal due to reflections, CPU is an 8Mhz part
|
||||
MCFG_CPU_PROGRAM_MAP(megaphx_68k_map)
|
||||
// MCFG_CPU_VBLANK_INT_DRIVER("screen", megaphx_state, irq6_line_hold)
|
||||
|
||||
|
||||
MCFG_CPU_ADD("tms", TMS34010, XTAL_40MHz)
|
||||
MCFG_CPU_CONFIG(tms_config_megaphx)
|
||||
MCFG_CPU_PROGRAM_MAP(megaphx_tms_map)
|
||||
|
||||
MCFG_CPU_ADD("audiocpu", Z80, 8000000) // unk freq
|
||||
MCFG_CPU_CONFIG(daisy_chain)
|
||||
MCFG_CPU_PROGRAM_MAP(sound_map)
|
||||
MCFG_CPU_IO_MAP(sound_io)
|
||||
MCFG_INDER_AUDIO_ADD("inder_sb")
|
||||
|
||||
MCFG_I8255A_ADD( "ppi8255_0", ppi8255_intf_0 )
|
||||
MCFG_Z80CTC_ADD( "ctc", 4000000, z80ctc_intf ) // unk freq
|
||||
|
||||
MCFG_MACHINE_RESET_OVERRIDE(megaphx_state,megaphx)
|
||||
|
||||
// MCFG_QUANTUM_PERFECT_CPU("tms")
|
||||
|
||||
|
||||
// MCFG_NVRAM_ADD_0FILL("nvram")
|
||||
|
||||
MCFG_SCREEN_ADD("screen", RASTER)
|
||||
MCFG_SCREEN_RAW_PARAMS(XTAL_40MHz/12, 424, 0, 338-1, 262, 0, 246-1)
|
||||
MCFG_SCREEN_UPDATE_DEVICE("tms", tms34010_device, tms340x0_rgb32)
|
||||
|
||||
MCFG_PALETTE_ADD("palette", 256)
|
||||
|
||||
MCFG_GFXDECODE_ADD("gfxdecode", "palette", megaphx)
|
||||
|
||||
MCFG_RAMDAC_ADD("ramdac", ramdac_intf, ramdac_map, "palette")
|
||||
|
||||
MCFG_SPEAKER_STANDARD_MONO("mono")
|
||||
MCFG_DAC_ADD("dac0")
|
||||
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
|
||||
MCFG_DAC_ADD("dac1")
|
||||
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
|
||||
MCFG_DAC_ADD("dac2")
|
||||
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
|
||||
MCFG_DAC_ADD("dac3")
|
||||
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
|
||||
|
||||
|
||||
MACHINE_CONFIG_END
|
||||
|
||||
DRIVER_INIT_MEMBER(megaphx_state,megaphx)
|
||||
@ -816,10 +507,7 @@ DRIVER_INIT_MEMBER(megaphx_state,megaphx)
|
||||
// copy vector table? - it must be writable because the game write the irq vector..
|
||||
memcpy(m_mainram, src, 0x80);
|
||||
|
||||
membank("snddata")->configure_entries(0, 8, memregion("user2")->base(), 0x8000);
|
||||
membank("snddata")->set_entry(0);
|
||||
|
||||
install_sound_hacks();
|
||||
}
|
||||
|
||||
|
||||
@ -840,11 +528,11 @@ ROM_START( megaphx )
|
||||
ROM_LOAD16_BYTE( "mph4.u36", 0x000001, 0x20000, CRC(c8e0725e) SHA1(b3af315b9a94a692e81e0dbfd4035036c2af4f50) )
|
||||
ROM_LOAD16_BYTE( "mph5.u25", 0x000000, 0x20000, CRC(c95ccb69) SHA1(9d14cbfafd943f6ff461a7f373170a35e36eb695) )
|
||||
|
||||
ROM_REGION( 0x200000, "user2", 0 )
|
||||
ROM_REGION( 0x200000, "inder_sb:user2", 0 )
|
||||
ROM_LOAD( "sonido_mph1.u39", 0x00000, 0x20000, CRC(f5e65557) SHA1(5ae759c2bcef96fbda42f088c02b6dec208030f3) )
|
||||
ROM_LOAD( "sonido_mph2.u38", 0x20000, 0x20000, CRC(7444d0f9) SHA1(9739b48993bccea5530533b67808d13d6155ffe3) )
|
||||
|
||||
ROM_REGION( 0x100000, "audiocpu", 0 )
|
||||
ROM_REGION( 0x100000, "inder_sb:audiocpu", 0 )
|
||||
ROM_LOAD( "sonido_mph0.u35", 0x000000, 0x2000, CRC(abc1b140) SHA1(8384a162d85cf9ea870d22f44b1ca64001c6a083) )
|
||||
|
||||
ROM_REGION( 0x100000, "pals", 0 ) // jedutil won't convert these? are they bad?
|
||||
|
||||
303
src/mame/machine/inder_sb.c
Normal file
303
src/mame/machine/inder_sb.c
Normal file
@ -0,0 +1,303 @@
|
||||
/* Inder / Dinamic Sound Board */
|
||||
|
||||
|
||||
#include "emu.h"
|
||||
#include "machine/inder_sb.h"
|
||||
|
||||
|
||||
|
||||
extern const device_type INDER_AUDIO = &device_creator<inder_sb_device>;
|
||||
|
||||
|
||||
inder_sb_device::inder_sb_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock)
|
||||
: device_t(mconfig, INDER_AUDIO, "Inder 4xDAC Sound Board", tag, owner, clock, "indersb", __FILE__),
|
||||
device_mixer_interface(mconfig, *this, 2),
|
||||
m_audiocpu(*this, "audiocpu"),
|
||||
m_ctc(*this, "ctc"),
|
||||
m_dac0(*this, "dac0" ),
|
||||
m_dac1(*this, "dac1" ),
|
||||
m_dac2(*this, "dac2" ),
|
||||
m_dac3(*this, "dac3" )
|
||||
{
|
||||
}
|
||||
|
||||
|
||||
|
||||
// hacks for test purposes, these are installed over the program rom so we know when irqs are actually taken
|
||||
READ8_MEMBER(inder_sb_device::megaphx_02cc_hack_r) { /*logerror("%04x audicpu IRQ hack 0x02cc\n", machine().device("audiocpu")->safe_pc());*/ int bank = m_soundbank[0] & 7; membank("snddata")->set_entry(bank); return memregion("audiocpu")->base()[0x02cc]; };
|
||||
READ8_MEMBER(inder_sb_device::megaphx_02e6_hack_r) { /*logerror("%04x audicpu IRQ hack 0x02e6\n", machine().device("audiocpu")->safe_pc());*/ int bank = m_soundbank[1] & 7; membank("snddata")->set_entry(bank); return memregion("audiocpu")->base()[0x02e6]; };
|
||||
READ8_MEMBER(inder_sb_device::megaphx_0309_hack_r) { /*logerror("%04x audicpu IRQ hack 0x0309\n", machine().device("audiocpu")->safe_pc());*/ int bank = m_soundbank[2] & 7; membank("snddata")->set_entry(bank); return memregion("audiocpu")->base()[0x0309]; };
|
||||
READ8_MEMBER(inder_sb_device::megaphx_0323_hack_r) { /*logerror("%04x audicpu IRQ hack 0x0323\n", machine().device("audiocpu")->safe_pc());*/ int bank = m_soundbank[3] & 7; membank("snddata")->set_entry(bank); return memregion("audiocpu")->base()[0x0323]; };
|
||||
|
||||
|
||||
|
||||
READ16_MEMBER(inder_sb_device::megaphx_0x050002_r)
|
||||
{
|
||||
space.machine().scheduler().synchronize();
|
||||
// int pc = machine().device("maincpu")->safe_pc();
|
||||
int ret = m_soundback;
|
||||
m_soundback = 0;
|
||||
//logerror("(%06x) megaphx_0x050002_r (from z80?) %04x\n", pc, mem_mask);
|
||||
return ret;
|
||||
}
|
||||
|
||||
WRITE16_MEMBER(inder_sb_device::megaphx_0x050000_w)
|
||||
{
|
||||
// int pc = machine().device("maincpu")->safe_pc();
|
||||
space.machine().scheduler().synchronize();
|
||||
|
||||
//logerror("(%06x) megaphx_0x050000_w (to z80?) %04x %04x\n", pc, data, mem_mask);
|
||||
m_soundsent = 0xff;
|
||||
m_sounddata = data;
|
||||
|
||||
}
|
||||
|
||||
void inder_sb_device::install_sound_hacks(void)
|
||||
{
|
||||
address_space &space = m_audiocpu->space(AS_PROGRAM);
|
||||
space.install_read_handler(0x02cc, 0x02cc, read8_delegate(FUNC(inder_sb_device::megaphx_02cc_hack_r), this));
|
||||
space.install_read_handler(0x02e6, 0x02e6, read8_delegate(FUNC(inder_sb_device::megaphx_02e6_hack_r), this));
|
||||
space.install_read_handler(0x0309, 0x0309, read8_delegate(FUNC(inder_sb_device::megaphx_0309_hack_r), this));
|
||||
space.install_read_handler(0x0323, 0x0323, read8_delegate(FUNC(inder_sb_device::megaphx_0323_hack_r), this));
|
||||
}
|
||||
|
||||
void inder_sb_device::update_sound_irqs(void)
|
||||
{
|
||||
if (m_soundirq) m_audiocpu->set_input_line(INPUT_LINE_IRQ0, ASSERT_LINE);
|
||||
else m_audiocpu->set_input_line(INPUT_LINE_IRQ0, CLEAR_LINE);
|
||||
}
|
||||
|
||||
WRITE_LINE_MEMBER(inder_sb_device::z80ctc_ch0)
|
||||
{
|
||||
// int bank = m_soundbank[0] & 7; membank("snddata")->set_entry(bank);
|
||||
// m_audiocpu->set_input_line(INPUT_LINE_IRQ0, state ? ASSERT_LINE : CLEAR_LINE);
|
||||
if (state) m_soundirq |= 0x1;
|
||||
else m_soundirq &= ~0x1;
|
||||
|
||||
update_sound_irqs();
|
||||
}
|
||||
|
||||
|
||||
WRITE_LINE_MEMBER(inder_sb_device::z80ctc_ch1)
|
||||
{
|
||||
// int bank = m_soundbank[1] & 7; membank("snddata")->set_entry(bank);
|
||||
// m_audiocpu->set_input_line(INPUT_LINE_IRQ0, state ? ASSERT_LINE : CLEAR_LINE);
|
||||
if (state) m_soundirq |= 0x2;
|
||||
else m_soundirq &= ~0x2;
|
||||
|
||||
update_sound_irqs();
|
||||
}
|
||||
|
||||
|
||||
WRITE_LINE_MEMBER(inder_sb_device::z80ctc_ch2)
|
||||
{
|
||||
// int bank = m_soundbank[2] & 7; membank("snddata")->set_entry(bank);
|
||||
// m_audiocpu->set_input_line(INPUT_LINE_IRQ0, state ? ASSERT_LINE : CLEAR_LINE);
|
||||
if (state) m_soundirq |= 0x4;
|
||||
else m_soundirq &= ~0x4;
|
||||
|
||||
update_sound_irqs();
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
WRITE_LINE_MEMBER(inder_sb_device::z80ctc_ch3)
|
||||
{
|
||||
// int bank = m_soundbank[3] & 7; membank("snddata")->set_entry(bank);
|
||||
// m_audiocpu->set_input_line(INPUT_LINE_IRQ0, state ? ASSERT_LINE : CLEAR_LINE);
|
||||
if (state) m_soundirq |= 0x8;
|
||||
else m_soundirq &= ~0x8;
|
||||
|
||||
update_sound_irqs();
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
static Z80CTC_INTERFACE( z80ctc_intf ) // runs in IM2 , vector set to 0x20 , values there are 0xCC, 0x02, 0xE6, 0x02, 0x09, 0x03, 0x23, 0x03 (so 02cc, 02e6, 0309, 0323, all of which are valid irq handlers)
|
||||
{
|
||||
DEVCB_DEVICE_LINE_MEMBER(DEVICE_SELF_OWNER, inder_sb_device, z80ctc_ch0), // for channel 0
|
||||
DEVCB_DEVICE_LINE_MEMBER(DEVICE_SELF_OWNER, inder_sb_device, z80ctc_ch1), // for channel 1
|
||||
DEVCB_DEVICE_LINE_MEMBER(DEVICE_SELF_OWNER, inder_sb_device, z80ctc_ch2), // for channel 2
|
||||
DEVCB_DEVICE_LINE_MEMBER(DEVICE_SELF_OWNER, inder_sb_device, z80ctc_ch3), // for channel 3
|
||||
};
|
||||
|
||||
static const z80_daisy_config daisy_chain[] =
|
||||
{
|
||||
{ "ctc" },
|
||||
{ NULL }
|
||||
};
|
||||
|
||||
|
||||
static ADDRESS_MAP_START( sound_map, AS_PROGRAM, 8, inder_sb_device )
|
||||
AM_RANGE(0x0000, 0x1fff) AM_ROM
|
||||
AM_RANGE(0x4000, 0x7fff) AM_RAM
|
||||
AM_RANGE(0x8000, 0xffff) AM_ROMBANK("snddata")
|
||||
ADDRESS_MAP_END
|
||||
|
||||
READ8_MEMBER(inder_sb_device::megaphx_sound_cmd_r)
|
||||
{
|
||||
space.machine().scheduler().synchronize();
|
||||
return m_sounddata;
|
||||
}
|
||||
|
||||
READ8_MEMBER(inder_sb_device::megaphx_sound_sent_r)
|
||||
{
|
||||
space.machine().scheduler().synchronize();
|
||||
int ret = m_soundsent;
|
||||
m_soundsent = 0;
|
||||
return ret;
|
||||
}
|
||||
|
||||
WRITE8_MEMBER(inder_sb_device::megaphx_sound_to_68k_w)
|
||||
{
|
||||
// int pc = machine().device("audiocpu")->safe_pc();
|
||||
space.machine().scheduler().synchronize();
|
||||
//logerror("(%04x) megaphx_sound_to_68k_w (to 68k?) %02x\n", pc, data);
|
||||
|
||||
m_soundback = data;
|
||||
}
|
||||
|
||||
WRITE8_MEMBER(inder_sb_device::dac0_value_write)
|
||||
{
|
||||
// printf("dac0_data_write %02x\n", data);
|
||||
m_dac0->write_unsigned8(data);
|
||||
}
|
||||
|
||||
WRITE8_MEMBER(inder_sb_device::dac0_gain_write)
|
||||
{
|
||||
// printf("dac0_gain_write %02x\n", data);
|
||||
dac_gain[0] = data;
|
||||
}
|
||||
|
||||
WRITE8_MEMBER(inder_sb_device::dac1_value_write)
|
||||
{
|
||||
// printf("dac1_data_write %02x\n", data);
|
||||
m_dac1->write_unsigned8(data);
|
||||
}
|
||||
|
||||
WRITE8_MEMBER(inder_sb_device::dac1_gain_write)
|
||||
{
|
||||
// printf("dac1_gain_write %02x\n", data);
|
||||
dac_gain[1] = data;
|
||||
}
|
||||
|
||||
WRITE8_MEMBER(inder_sb_device::dac2_value_write)
|
||||
{
|
||||
// printf("dac2_data_write %02x\n", data);
|
||||
m_dac2->write_unsigned8(data);
|
||||
}
|
||||
|
||||
WRITE8_MEMBER(inder_sb_device::dac2_gain_write)
|
||||
{
|
||||
// printf("dac2_gain_write %02x\n", data);
|
||||
dac_gain[2] = data;
|
||||
}
|
||||
|
||||
WRITE8_MEMBER(inder_sb_device::dac3_value_write)
|
||||
{
|
||||
// printf("dac3_data_write %02x\n", data);
|
||||
m_dac3->write_unsigned8(data);
|
||||
}
|
||||
|
||||
WRITE8_MEMBER(inder_sb_device::dac3_gain_write)
|
||||
{
|
||||
// printf("dac3_gain_write %02x\n", data);
|
||||
dac_gain[3] = data;
|
||||
}
|
||||
|
||||
WRITE8_MEMBER(inder_sb_device::dac0_rombank_write)
|
||||
{
|
||||
m_soundbank[0] = data;
|
||||
|
||||
// printf("dac0_rombank_write %02x", data);
|
||||
}
|
||||
|
||||
WRITE8_MEMBER(inder_sb_device::dac1_rombank_write)
|
||||
{
|
||||
m_soundbank[1] = data;
|
||||
// printf("dac1_rombank_write %02x", data);
|
||||
|
||||
}
|
||||
|
||||
WRITE8_MEMBER(inder_sb_device::dac2_rombank_write)
|
||||
{
|
||||
m_soundbank[2] = data;
|
||||
// printf("dac2_rombank_write %02x", data);
|
||||
}
|
||||
|
||||
WRITE8_MEMBER(inder_sb_device::dac3_rombank_write)
|
||||
{
|
||||
m_soundbank[3] = data;
|
||||
// printf("dac3_rombank_write %02x", data);
|
||||
|
||||
}
|
||||
|
||||
|
||||
static ADDRESS_MAP_START( sound_io, AS_IO, 8, inder_sb_device )
|
||||
ADDRESS_MAP_GLOBAL_MASK(0xff)
|
||||
AM_RANGE(0x00, 0x00) AM_WRITE(dac0_value_write)
|
||||
AM_RANGE(0x01, 0x01) AM_WRITE(dac0_gain_write)
|
||||
AM_RANGE(0x02, 0x02) AM_WRITE(dac1_value_write)
|
||||
AM_RANGE(0x03, 0x03) AM_WRITE(dac1_gain_write)
|
||||
AM_RANGE(0x04, 0x04) AM_WRITE(dac2_value_write)
|
||||
AM_RANGE(0x05, 0x05) AM_WRITE(dac2_gain_write)
|
||||
AM_RANGE(0x06, 0x06) AM_WRITE(dac3_value_write)
|
||||
AM_RANGE(0x07, 0x07) AM_WRITE(dac3_gain_write)
|
||||
|
||||
// not 100% sure how rom banking works.. but each channel can specify a different bank for the 0x8000 range. Maybe the bank happens when the interrupt triggers so each channel reads the correct data? (so we'd need to put the actual functions in the CTC callbacks)
|
||||
AM_RANGE(0x10, 0x10) AM_WRITE(dac0_rombank_write)
|
||||
AM_RANGE(0x11, 0x11) AM_WRITE(dac1_rombank_write)
|
||||
AM_RANGE(0x12, 0x12) AM_WRITE(dac2_rombank_write)
|
||||
AM_RANGE(0x13, 0x13) AM_WRITE(dac3_rombank_write)
|
||||
|
||||
|
||||
|
||||
|
||||
AM_RANGE(0x20, 0x23) AM_DEVREADWRITE("ctc", z80ctc_device, read, write)
|
||||
|
||||
AM_RANGE(0x30, 0x30) AM_READWRITE(megaphx_sound_cmd_r, megaphx_sound_to_68k_w)
|
||||
AM_RANGE(0x31, 0x31) AM_READ(megaphx_sound_sent_r)
|
||||
ADDRESS_MAP_END
|
||||
|
||||
|
||||
|
||||
static MACHINE_CONFIG_FRAGMENT( inder_sb )
|
||||
MCFG_CPU_ADD("audiocpu", Z80, 8000000) // unk freq
|
||||
MCFG_CPU_CONFIG(daisy_chain)
|
||||
MCFG_CPU_PROGRAM_MAP(sound_map)
|
||||
MCFG_CPU_IO_MAP(sound_io)
|
||||
|
||||
MCFG_Z80CTC_ADD( "ctc", 4000000, z80ctc_intf ) // unk freq
|
||||
|
||||
MCFG_SPEAKER_STANDARD_MONO("mono")
|
||||
MCFG_DAC_ADD("dac0")
|
||||
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
|
||||
MCFG_DAC_ADD("dac1")
|
||||
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
|
||||
MCFG_DAC_ADD("dac2")
|
||||
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
|
||||
MCFG_DAC_ADD("dac3")
|
||||
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
|
||||
|
||||
|
||||
MACHINE_CONFIG_END
|
||||
|
||||
machine_config_constructor inder_sb_device::device_mconfig_additions() const
|
||||
{
|
||||
return MACHINE_CONFIG_NAME( inder_sb );
|
||||
}
|
||||
|
||||
void inder_sb_device::device_start()
|
||||
{
|
||||
membank("snddata")->configure_entries(0, 8, memregion("user2")->base(), 0x8000);
|
||||
membank("snddata")->set_entry(0);
|
||||
|
||||
install_sound_hacks();
|
||||
}
|
||||
|
||||
void inder_sb_device::device_reset()
|
||||
{
|
||||
m_soundirq = 0;
|
||||
}
|
||||
92
src/mame/machine/inder_sb.h
Normal file
92
src/mame/machine/inder_sb.h
Normal file
@ -0,0 +1,92 @@
|
||||
/* */
|
||||
|
||||
|
||||
#pragma once
|
||||
|
||||
#ifndef __INDER_AUDIO__
|
||||
#define __INDER_AUDIO__
|
||||
|
||||
#include "cpu/z80/z80.h"
|
||||
#include "machine/z80ctc.h"
|
||||
#include "cpu/z80/z80daisy.h"
|
||||
#include "sound/dac.h"
|
||||
|
||||
|
||||
extern const device_type INDER_AUDIO;
|
||||
|
||||
#define MCFG_INDER_AUDIO_ADD(_tag) \
|
||||
MCFG_DEVICE_ADD(_tag, INDER_AUDIO, 0)
|
||||
|
||||
|
||||
class inder_sb_device : public device_t,
|
||||
public device_mixer_interface
|
||||
{
|
||||
public:
|
||||
// construction/destruction
|
||||
inder_sb_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
|
||||
|
||||
required_device<cpu_device> m_audiocpu;
|
||||
required_device<z80ctc_device> m_ctc;
|
||||
required_device<dac_device> m_dac0;
|
||||
required_device<dac_device> m_dac1;
|
||||
required_device<dac_device> m_dac2;
|
||||
required_device<dac_device> m_dac3;
|
||||
|
||||
DECLARE_READ8_MEMBER(megaphx_sound_sent_r);
|
||||
DECLARE_READ8_MEMBER(megaphx_sound_cmd_r);
|
||||
DECLARE_WRITE8_MEMBER(megaphx_sound_to_68k_w);
|
||||
|
||||
|
||||
DECLARE_WRITE8_MEMBER(dac0_value_write);
|
||||
DECLARE_WRITE8_MEMBER(dac0_gain_write);
|
||||
DECLARE_WRITE8_MEMBER(dac1_value_write);
|
||||
DECLARE_WRITE8_MEMBER(dac1_gain_write);
|
||||
DECLARE_WRITE8_MEMBER(dac2_value_write);
|
||||
DECLARE_WRITE8_MEMBER(dac2_gain_write);
|
||||
DECLARE_WRITE8_MEMBER(dac3_value_write);
|
||||
DECLARE_WRITE8_MEMBER(dac3_gain_write);
|
||||
|
||||
DECLARE_WRITE8_MEMBER(dac0_rombank_write);
|
||||
DECLARE_WRITE8_MEMBER(dac1_rombank_write);
|
||||
DECLARE_WRITE8_MEMBER(dac2_rombank_write);
|
||||
DECLARE_WRITE8_MEMBER(dac3_rombank_write);
|
||||
|
||||
DECLARE_WRITE_LINE_MEMBER(z80ctc_ch0);
|
||||
DECLARE_WRITE_LINE_MEMBER(z80ctc_ch1);
|
||||
DECLARE_WRITE_LINE_MEMBER(z80ctc_ch2);
|
||||
DECLARE_WRITE_LINE_MEMBER(z80ctc_ch3);
|
||||
|
||||
DECLARE_READ8_MEMBER(megaphx_02cc_hack_r);
|
||||
DECLARE_READ8_MEMBER(megaphx_02e6_hack_r);
|
||||
DECLARE_READ8_MEMBER(megaphx_0309_hack_r);
|
||||
DECLARE_READ8_MEMBER(megaphx_0323_hack_r);
|
||||
|
||||
|
||||
DECLARE_READ16_MEMBER(megaphx_0x050002_r);
|
||||
DECLARE_WRITE16_MEMBER(megaphx_0x050000_w);
|
||||
|
||||
UINT8 dac_gain[4];
|
||||
UINT8 m_soundbank[4];
|
||||
|
||||
int m_soundsent;
|
||||
UINT8 m_sounddata;
|
||||
UINT8 m_soundback;
|
||||
|
||||
void install_sound_hacks(void);
|
||||
void update_sound_irqs(void);
|
||||
|
||||
protected:
|
||||
virtual machine_config_constructor device_mconfig_additions() const;
|
||||
virtual void device_start();
|
||||
virtual void device_reset();
|
||||
|
||||
|
||||
int m_soundirq;
|
||||
|
||||
|
||||
private:
|
||||
|
||||
|
||||
};
|
||||
|
||||
#endif
|
||||
@ -2083,6 +2083,7 @@ $(MAMEOBJ)/misc.a: \
|
||||
$(DRIVERS)/bntyhunt.o \
|
||||
$(DRIVERS)/coolpool.o \
|
||||
$(DRIVERS)/megaphx.o \
|
||||
$(MACHINE)/inder_sb.o \
|
||||
$(DRIVERS)/corona.o \
|
||||
$(DRIVERS)/crystal.o $(VIDEO)/vrender0.o \
|
||||
$(DRIVERS)/cubeqst.o \
|
||||
|
||||
Loading…
Reference in New Issue
Block a user