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Diffstat (limited to 'src/mame/drivers/pbaction.cpp')
-rw-r--r--src/mame/drivers/pbaction.cpp166
1 files changed, 149 insertions, 17 deletions
diff --git a/src/mame/drivers/pbaction.cpp b/src/mame/drivers/pbaction.cpp
index 4ab947a99f6..257dd69ee14 100644
--- a/src/mame/drivers/pbaction.cpp
+++ b/src/mame/drivers/pbaction.cpp
@@ -59,6 +59,8 @@ This subboard controls a vertical board panel with three 7-seg displays (like on
one for player 1 (7 digits), another for player 2 (7 digits) and the third for game scores (with
three goups: two digits - one digit - two digits).
+One of the Z80s on this board is the main game Z80, the other is for the Pinball cabinet
+
Stephh's notes (based on the game Z80 code and some tests) :
@@ -99,12 +101,13 @@ Stephh's notes (based on the game Z80 code and some tests) :
#include "machine/segacrpt_device.h"
#include "screen.h"
#include "speaker.h"
+#include "pbactiont.lh"
WRITE8_MEMBER(pbaction_state::pbaction_sh_command_w)
{
m_soundlatch->write(space, offset, data);
- machine().scheduler().synchronize(timer_expired_delegate(FUNC(pbaction_state::sound_trigger), this));
+ m_soundcommand_timer->adjust(attotime::zero, 0);
}
TIMER_CALLBACK_MEMBER(pbaction_state::sound_trigger)
@@ -167,7 +170,7 @@ void pbaction_state::pbaction_sound_map(address_map &map)
map(0xffff, 0xffff).w(FUNC(pbaction_state::sound_irq_ack_w));
}
-void pbaction_state::pbactiont_sound_map(address_map &map)
+void pbaction_state::pbaction_alt_sound_map(address_map &map)
{
map(0x0000, 0x1fff).rom();
map(0x4000, 0x47ff).ram();
@@ -179,10 +182,110 @@ void pbaction_state::pbaction_sound_io_map(address_map &map)
map.global_mask(0xff);
map(0x00, 0x03).rw(m_ctc, FUNC(z80ctc_device::read), FUNC(z80ctc_device::write));
map(0x10, 0x11).w("ay1", FUNC(ay8910_device::address_data_w));
+ map(0x12, 0x13).nopw(); // unknown
map(0x20, 0x21).w("ay2", FUNC(ay8910_device::address_data_w));
map(0x30, 0x31).w("ay3", FUNC(ay8910_device::address_data_w));
}
+WRITE8_MEMBER(pbaction_tecfri_state::pbaction_tecfri_sub8000_w)
+{
+ m_outlatch = (data & 0x01)>>0;
+
+}
+
+WRITE8_MEMBER(pbaction_tecfri_state::pbaction_tecfri_sub8001_w)
+{
+ // writes 01 , 00 to clock after writing data to 8000
+ if (data & 0x01)
+ {
+ m_outdata = (m_outdata << 1) | m_outlatch;
+ }
+}
+
+WRITE8_MEMBER(pbaction_tecfri_state::pbaction_tecfri_sub8008_w)
+{
+ if (data != 0x00)
+ {
+ int base = 0;
+
+ switch (data)
+ {
+ case 0x01: base = 6; break;
+ case 0x02: base = 5; break;
+ case 0x04: base = 4; break;
+ case 0x08: base = 3; break;
+ case 0x10: base = 2; break;
+ case 0x20: base = 1; break;
+ case 0x40: base = 0; break;
+
+ default: break;
+ }
+
+ m_digits[base + 0] = (~m_outdata >> 0) & 0xff;
+ m_digits[base + 7] = (~m_outdata >> 8) & 0xff;
+ m_digits[base + 14] = (~m_outdata >> 16) & 0xff;
+
+ }
+ else
+ {
+ m_outdata = 0;
+ }
+}
+
+WRITE8_MEMBER(pbaction_tecfri_state::pbaction_tecfri_subtomain_w)
+{
+ //m_subtomainlatch->write(space, offset, data); // where does this go if it can't go to maincpu?
+}
+
+READ8_MEMBER(pbaction_tecfri_state::pbaction_tecfri_maintosub_r)
+{
+ return m_maintosublatch->read(space, offset);
+}
+
+READ8_MEMBER(pbaction_tecfri_state::subcpu_r)
+{
+ return 0x00; // other values stop the flippers from working? are there different inputs from the custom cabinet in here somehow?
+// return m_subtomainlatch->read(space, offset);
+}
+
+WRITE8_MEMBER(pbaction_tecfri_state::subcpu_w)
+{
+ m_maintosublatch->write(space, offset, data);
+ m_subcommand_timer->adjust(attotime::zero, 0);
+}
+
+void pbaction_tecfri_state::pbaction_tecfri_sub_map(address_map &map)
+{
+ map(0x0000, 0x03ff).rom();
+ map(0x4000, 0x47ff).ram();
+
+ map(0x8000, 0x8000).w(FUNC(pbaction_tecfri_state::pbaction_tecfri_sub8000_w));
+ map(0x8001, 0x8001).w(FUNC(pbaction_tecfri_state::pbaction_tecfri_sub8001_w));
+ //map(0x8002, 0x8007).nopw(); // startup only
+ map(0x8008, 0x8008).w(FUNC(pbaction_tecfri_state::pbaction_tecfri_sub8008_w));
+
+ map(0x8010, 0x8010).r(FUNC(pbaction_tecfri_state::pbaction_tecfri_maintosub_r));
+ map(0x8018, 0x8018).w(FUNC(pbaction_tecfri_state::pbaction_tecfri_subtomain_w));
+}
+
+void pbaction_tecfri_state::pbaction_tecfri_sub_io_map(address_map &map)
+{
+ map.global_mask(0xff);
+ map(0x00, 0x03).rw(m_ctc2, FUNC(z80ctc_device::read), FUNC(z80ctc_device::write));
+}
+
+void pbaction_tecfri_state::pbaction_tecfri_main_io_map(address_map &map)
+{
+ map.global_mask(0xff);
+ map(0x00, 0x00).rw(FUNC(pbaction_tecfri_state::subcpu_r), FUNC(pbaction_tecfri_state::subcpu_w));
+}
+
+TIMER_CALLBACK_MEMBER(pbaction_tecfri_state::sub_trigger)
+{
+ m_ctc2->trg1(0);
+ m_ctc2->trg1(1);
+}
+
static INPUT_PORTS_START( pbaction )
PORT_START("P1")
@@ -263,8 +366,6 @@ static INPUT_PORTS_START( pbaction )
PORT_DIPSETTING( 0xc0, DEF_STR( Hardest ) )
INPUT_PORTS_END
-
-
static const gfx_layout charlayout1 =
{
8,8,
@@ -318,6 +419,7 @@ GFXDECODE_END
void pbaction_state::machine_start()
{
+ m_soundcommand_timer = machine().scheduler().timer_alloc(timer_expired_delegate(FUNC(pbaction_state::sound_trigger), this));
save_item(NAME(m_nmi_mask));
save_item(NAME(m_scroll));
}
@@ -390,22 +492,52 @@ MACHINE_CONFIG_START(pbaction_state::pbaction)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END
-MACHINE_CONFIG_START(pbaction_state::pbactiont)
+MACHINE_CONFIG_START(pbaction_state::pbactionx)
pbaction(config);
- m_audiocpu->set_addrmap(AS_PROGRAM, &pbaction_state::pbactiont_sound_map);
- m_audiocpu->irqack_cb().set(FUNC(pbaction_state::sound_irq_clear));
-MACHINE_CONFIG_END
-
-MACHINE_CONFIG_START(pbaction_state::pbactionx)
- pbactiont(config);
MCFG_DEVICE_REPLACE("maincpu", SEGA_315_5128, 4_MHz_XTAL)
MCFG_DEVICE_PROGRAM_MAP(pbaction_map)
MCFG_DEVICE_OPCODES_MAP(decrypted_opcodes_map)
MCFG_SEGACRPT_SET_DECRYPTED_TAG(":decrypted_opcodes")
+
+ m_audiocpu->set_addrmap(AS_PROGRAM, &pbaction_state::pbaction_alt_sound_map);
+ m_audiocpu->irqack_cb().set(FUNC(pbaction_state::sound_irq_clear));
MACHINE_CONFIG_END
+static const z80_daisy_config daisy_chain2[] =
+{
+ { "ctc2" },
+ { nullptr }
+};
+
+void pbaction_tecfri_state::machine_start()
+{
+ pbaction_state::machine_start();
+
+ m_subcommand_timer = machine().scheduler().timer_alloc(timer_expired_delegate(FUNC(pbaction_tecfri_state::sub_trigger), this));
+ m_digits.resolve();
+}
+
+MACHINE_CONFIG_START(pbaction_tecfri_state::pbactiont)
+ pbaction(config);
+
+ MCFG_DEVICE_MODIFY("maincpu")
+ MCFG_DEVICE_IO_MAP(pbaction_tecfri_main_io_map)
+
+ Z80(config, m_subcpu, 4_MHz_XTAL);
+ m_subcpu->set_addrmap(AS_PROGRAM, &pbaction_tecfri_state::pbaction_tecfri_sub_map);
+ m_subcpu->set_addrmap(AS_IO, &pbaction_tecfri_state::pbaction_tecfri_sub_io_map);
+ m_subcpu->set_daisy_config(daisy_chain2);
+ MCFG_GENERIC_LATCH_8_ADD("maintosublatch")
+ //MCFG_GENERIC_LATCH_8_ADD("subtomainlatch")
+
+ Z80CTC(config, m_ctc2, 12_MHz_XTAL/4);
+ m_ctc2->intr_callback().set_inputline(m_subcpu, 0);
+
+ m_audiocpu->set_addrmap(AS_PROGRAM, &pbaction_state::pbaction_alt_sound_map);
+ m_audiocpu->irqack_cb().set(FUNC(pbaction_state::sound_irq_clear));
+MACHINE_CONFIG_END
/***************************************************************************
@@ -531,7 +663,7 @@ ROM_START( pbactiont )
ROM_REGION( 0x10000, "audiocpu", 0 ) /* 64k for sound board */
ROM_LOAD( "pba1.bin", 0x0000, 0x2000, CRC(8b69b933) SHA1(eb0762579d52ed9f5b1a002ffe7e517c59650e22) )
- ROM_REGION( 0x10000, "cpu2", 0 ) /* 64k for the 2xZ80 subboard (not emulated) */
+ ROM_REGION( 0x10000, "subcpu", 0 ) /* 64k for the subboard */
ROM_LOAD( "pba17.bin", 0x0000, 0x4000, CRC(2734ae60) SHA1(4edcdfac1611c49c4f890609efbe8352b8161f8e) )
ROM_REGION( 0x06000, "fgchars", 0 )
@@ -576,8 +708,8 @@ void pbaction_state::init_pbaction2()
// some of these are probably bootlegs
-GAME( 1985, pbaction, 0, pbaction, pbaction, pbaction_state, empty_init, ROT90, "Tehkan", "Pinball Action (set 1)", MACHINE_SUPPORTS_SAVE )
-GAME( 1985, pbaction2, pbaction, pbactionx, pbaction, pbaction_state, init_pbaction2, ROT90, "Tehkan", "Pinball Action (set 2, encrypted)", MACHINE_SUPPORTS_SAVE )
-GAME( 1985, pbaction3, pbaction, pbactionx, pbaction, pbaction_state, empty_init, ROT90, "Tehkan", "Pinball Action (set 3, encrypted)", MACHINE_SUPPORTS_SAVE )
-GAME( 1985, pbaction4, pbaction, pbactionx, pbaction, pbaction_state, empty_init, ROT90, "Tehkan", "Pinball Action (set 4, encrypted)", MACHINE_SUPPORTS_SAVE )
-GAME( 1985, pbactiont, pbaction, pbactiont, pbaction, pbaction_state, empty_init, ROT90, "Tehkan (Tecfri license)", "Pinball Action (Tecfri license)", MACHINE_SUPPORTS_SAVE )
+GAME( 1985, pbaction, 0, pbaction, pbaction, pbaction_state, empty_init, ROT90, "Tehkan", "Pinball Action (set 1)", MACHINE_SUPPORTS_SAVE ) // possible bootleg due to not being encrypted + different sound map
+GAME( 1985, pbaction2, pbaction, pbactionx, pbaction, pbaction_state, init_pbaction2, ROT90, "Tehkan", "Pinball Action (set 2, encrypted)", MACHINE_SUPPORTS_SAVE ) // likely bootleg due to extra protection on top of usual
+GAME( 1985, pbaction3, pbaction, pbactionx, pbaction, pbaction_state, empty_init, ROT90, "Tehkan", "Pinball Action (set 3, encrypted)", MACHINE_SUPPORTS_SAVE ) // possible bootleg due to oversized ROMs
+GAME( 1985, pbaction4, pbaction, pbactionx, pbaction, pbaction_state, empty_init, ROT90, "Tehkan", "Pinball Action (set 4, encrypted)", MACHINE_SUPPORTS_SAVE ) // original?
+GAMEL(1985, pbactiont, pbaction, pbactiont, pbaction, pbaction_tecfri_state, empty_init, ROT90, "Tehkan (Tecfri license)", "Pinball Action (Tecfri license)", MACHINE_SUPPORTS_SAVE, layout_pbactiont )