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Untangled Mega Drive bootlegs a little.

Browse Source 
sega/puckpkmn.cpp: Eliminated dependency on other Mega Drive arcade
bootlegs.

sega/megadriv_acbl.cpp: Use more derived memory maps, and fewer driver
init functions.
This commit is contained in:
Vas Crabb 2022-12-12 06:15:55 +11:00
parent 98e4d427ac
commit 019d763cf1
4 changed files with 209 additions and 169 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
src/mame/sega/hshavoc.cpp
View File

@ -64,7 +64,7 @@ public:
}; };
static INPUT_PORTS_START( hshavoc ) INPUT_PORTS_START( hshavoc )
PORT_START("IN0") // 16 bit PORT_START("IN0") // 16 bit
PORT_DIPNAME( 0x0001, 0x0000, DEF_STR( Unknown ) ) PORT_DIPNAME( 0x0001, 0x0000, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x0001, DEF_STR( Off ) ) PORT_DIPSETTING( 0x0001, DEF_STR( Off ) )

195
src/mame/sega/megadriv_acbl.cpp
View File

@ -274,13 +274,69 @@ void md_boot_state::md_bootleg_map(address_map &map)
map(0x200000, 0x2023ff).ram(); // Tested map(0x200000, 0x2023ff).ram(); // Tested
} }
void md_boot_state::md_bootleg(machine_config &config) void md_boot_state::topshoot_68k_map(address_map &map)
{
md_bootleg_map(map);
// these are shared RAM, MCU puts the inputs here
map(0x200042, 0x200043).portr("IN0");
map(0x200044, 0x200045).portr("IN1");
map(0x200046, 0x200047).portr("IN2");
map(0x200048, 0x200049).portr("IN3");
map(0x200050, 0x200051).r(FUNC(md_boot_state::topshoot_200051_r));
}
void md_boot_state::sbubsm_68k_map(address_map &map)
{
topshoot_68k_map(map);
// these are shared RAM, MCU puts the inputs here
map(0x20007e, 0x20007f).portr("IN4");
// needed to boot, somme kind of hardware ident?
map(0x400000, 0x400001).r(FUNC(md_boot_state::sbubsm_400000_r));
map(0x400002, 0x400003).r(FUNC(md_boot_state::sbubsm_400002_r));
}
void md_boot_6button_state::ssf2mdb_68k_map(address_map &map)
{
megadriv_68k_map(map);
map(0x400000, 0x5fffff).rom().region("maincpu", 0x400000).unmapw();
map(0x770070, 0x770075).r(FUNC(md_boot_6button_state::dsw_r));
map(0xa130f0, 0xa130ff).nopw(); // custom banking is disabled (!)
}
void md_boot_state::megadrvb(machine_config &config)
{ {
md_ntsc(config); md_ntsc(config);
m_ioports[2]->set_in_handler(NAME([this] () { return m_io_exp.read_safe(0x3f); }));
}
void md_boot_state::md_bootleg(machine_config &config)
{
megadrvb(config);
m_maincpu->set_addrmap(AS_PROGRAM, &md_boot_state::md_bootleg_map); m_maincpu->set_addrmap(AS_PROGRAM, &md_boot_state::md_bootleg_map);
} }
void md_boot_state::topshoot(machine_config &config)
{
megadrvb(config);
m_maincpu->set_addrmap(AS_PROGRAM, &md_boot_state::topshoot_68k_map);
}
void md_boot_state::sbubsm(machine_config &config)
{
megadrvb(config);
m_maincpu->set_addrmap(AS_PROGRAM, &md_boot_state::sbubsm_68k_map);
}
/************************************* /*************************************
* *
* Games memory handlers * Games memory handlers
@ -411,77 +467,6 @@ uint16_t md_boot_state::sbubsm_400002_r()
return 0x0f00; return 0x0f00;
} }
// jzth protection
void md_boot_state::bl_710000_w(offs_t offset, uint16_t data, uint16_t mem_mask)
{
int pc = m_maincpu->pc();
logerror("%06x writing to bl_710000_w %04x %04x\n", pc, data, mem_mask);
// protection value is read from 0x710000 after a series of writes.. and stored at ff0007
// startup
/*
059ce0 writing to bl_710000_w ff08 ffff
059d04 writing to bl_710000_w 000a ffff
059d04 writing to bl_710000_w 000b ffff
059d04 writing to bl_710000_w 000c ffff
059d04 writing to bl_710000_w 000f ffff
059d1c writing to bl_710000_w ff09 ffff
059d2a reading from bl_710000_r (wants 0xe)
059ce0 writing to bl_710000_w ff08 ffff
059d04 writing to bl_710000_w 000a ffff
059d04 writing to bl_710000_w 000b ffff
059d04 writing to bl_710000_w 000c ffff
059d04 writing to bl_710000_w 000f ffff
059d1c writing to bl_710000_w ff09 ffff
059d2a reading from bl_710000_r (wants 0xe)
*/
// before lv stage 3
/*
059ce0 writing to bl_710000_w 0008 ffff
059d04 writing to bl_710000_w 000b ffff
059d04 writing to bl_710000_w 000f ffff
059d1c writing to bl_710000_w ff09 ffff
059d2a reading from bl_710000_r (wants 0x4)
*/
// start level 3
/*
059ce0 writing to bl_710000_w ff08 ffff
059d04 writing to bl_710000_w 000b ffff
059d04 writing to bl_710000_w 000c ffff
059d04 writing to bl_710000_w 000e ffff
059d1c writing to bl_710000_w ff09 ffff
059d2a reading from bl_710000_r (wants 0x5)
// after end sequence
059ce0 writing to bl_710000_w 0008 ffff
059d04 writing to bl_710000_w 000a ffff
059d04 writing to bl_710000_w 000b ffff
059d04 writing to bl_710000_w 000c ffff
059d04 writing to bl_710000_w 000f ffff
059d1c writing to bl_710000_w ff09 ffff
059d2a reading from bl_710000_r (wants 0xe)
*/
m_protcount++;
}
uint16_t md_boot_state::bl_710000_r()
{
uint16_t ret;
int pc = m_maincpu->pc();
logerror("%06x reading from bl_710000_r\n", pc);
if (m_protcount==6) { ret = 0xe; }
else if (m_protcount==5) { ret = 0x5; }
else if (m_protcount==4) { ret = 0x4; }
else ret = 0xf;
m_protcount = 0;
return ret;
}
/************************************* /*************************************
* *
@ -1115,14 +1100,6 @@ INPUT_PORTS_END
* *
*************************************/ *************************************/
void md_boot_state::megadrvb(machine_config &config)
{
md_ntsc(config);
m_ioports[2]->set_in_handler(NAME([this] () { return m_io_exp.read_safe(0x3f); }));
}
void md_boot_6button_state::machine_start() void md_boot_6button_state::machine_start()
{ {
md_boot_state::machine_start(); md_boot_state::machine_start();
@ -1140,6 +1117,13 @@ void md_boot_6button_state::megadrvb_6b(machine_config &config)
m_ioports[1]->set_out_handler(FUNC(md_boot_6button_state::ioport_out_6button<1>)); m_ioports[1]->set_out_handler(FUNC(md_boot_6button_state::ioport_out_6button<1>));
} }
void md_boot_6button_state::ssf2mdb(machine_config &config)
{
megadrvb_6b(config);
m_maincpu->set_addrmap(AS_PROGRAM, &md_boot_6button_state::ssf2mdb_68k_map);
}
/************************************* /*************************************
@ -1153,10 +1137,10 @@ void md_boot_6button_state::megadrvb_6b(machine_config &config)
void md_boot_state::init_aladmdb() void md_boot_state::init_aladmdb()
{ {
// Game does a check @ 1afc00 with work RAM fff57c that makes it play like the original console version (i.e. 8 energy hits instead of 2) // Game does a check @ 1afc00 with work RAM fff57c that makes it play like the original console version (i.e. 8 energy hits instead of 2)
#if ENERGY_CONSOLE_MODE #if ENERGY_CONSOLE_MODE
uint16_t *rom = (uint16_t *)memregion("maincpu")->base(); uint16_t *rom = (uint16_t *)memregion("maincpu")->base();
rom[0x1afc08/2] = 0x6600; rom[0x1afc08/2] = 0x6600;
#endif #endif
// 220000 = writes to mcu? 330000 = reads? // 220000 = writes to mcu? 330000 = reads?
m_maincpu->space(AS_PROGRAM).install_write_handler(0x220000, 0x220001, write16smo_delegate(*this, FUNC(md_boot_state::aladmdb_w))); m_maincpu->space(AS_PROGRAM).install_write_handler(0x220000, 0x220001, write16smo_delegate(*this, FUNC(md_boot_state::aladmdb_w)));
@ -1213,16 +1197,6 @@ void md_boot_6button_state::init_mk3mdb()
init_megadriv(); init_megadriv();
} }
void md_boot_6button_state::init_ssf2mdb()
{
m_maincpu->space(AS_PROGRAM).nop_write(0xa130f0, 0xa130ff); // custom banking is disabled (!)
m_maincpu->space(AS_PROGRAM).install_rom(0x400000, 0x5fffff, memregion( "maincpu" )->base() + 0x400000);
m_maincpu->space(AS_PROGRAM).unmap_write(0x400000, 0x5fffff);
m_maincpu->space(AS_PROGRAM).install_read_handler(0x770070, 0x770075, read16sm_delegate(*this, FUNC(md_boot_6button_state::dsw_r)));
init_megadrij();
}
void md_boot_state::init_srmdb() void md_boot_state::init_srmdb()
{ {
uint8_t* rom = memregion("maincpu")->base(); uint8_t* rom = memregion("maincpu")->base();
@ -1251,37 +1225,6 @@ void md_boot_state::init_srmdb()
init_megadriv(); init_megadriv();
} }
void md_boot_state::init_topshoot()
{
// these are shared RAM, MCU puts the inputs here
m_maincpu->space(AS_PROGRAM).install_read_handler(0x200050, 0x200051, read16smo_delegate(*this, FUNC(md_boot_state::topshoot_200051_r)));
m_maincpu->space(AS_PROGRAM).install_read_port(0x200042, 0x200043, "IN0");
m_maincpu->space(AS_PROGRAM).install_read_port(0x200044, 0x200045, "IN1");
m_maincpu->space(AS_PROGRAM).install_read_port(0x200046, 0x200047, "IN2");
m_maincpu->space(AS_PROGRAM).install_read_port(0x200048, 0x200049, "IN3");
init_megadriv();
}
void md_boot_state::init_sbubsm()
{
// needed to boot, somme kind of hardware ident?
m_maincpu->space(AS_PROGRAM).install_read_handler(0x400000, 0x400001, read16smo_delegate(*this, FUNC(md_boot_state::sbubsm_400000_r)));
m_maincpu->space(AS_PROGRAM).install_read_handler(0x400002, 0x400003, read16smo_delegate(*this, FUNC(md_boot_state::sbubsm_400002_r)));
// these are shared RAM, MCU puts the inputs here
m_maincpu->space(AS_PROGRAM).install_read_handler(0x200050, 0x200051, read16smo_delegate(*this, FUNC(md_boot_state::topshoot_200051_r))); // needed for coins to work
m_maincpu->space(AS_PROGRAM).install_read_port(0x200042, 0x200043, "IN0");
m_maincpu->space(AS_PROGRAM).install_read_port(0x200044, 0x200045, "IN1");
m_maincpu->space(AS_PROGRAM).install_read_port(0x200046, 0x200047, "IN2");
m_maincpu->space(AS_PROGRAM).install_read_port(0x200048, 0x200049, "IN3");
m_maincpu->space(AS_PROGRAM).install_read_port(0x20007e, 0x20007f, "IN4");
init_megadriv();
}
void md_boot_state::init_barek2() void md_boot_state::init_barek2()
{ {
@ -1578,10 +1521,10 @@ ROM_END
GAME( 1993, aladmdb, 0, megadrvb, aladmdb, md_boot_state, init_aladmdb, ROT0, "bootleg / Sega", "Aladdin (bootleg of Japanese Mega Drive version)", 0 ) GAME( 1993, aladmdb, 0, megadrvb, aladmdb, md_boot_state, init_aladmdb, ROT0, "bootleg / Sega", "Aladdin (bootleg of Japanese Mega Drive version)", 0 )
GAME( 1996, mk3mdb, 0, megadrvb_6b, mk3mdb, md_boot_6button_state, init_mk3mdb, ROT0, "bootleg / Midway", "Mortal Kombat 3 (bootleg of Mega Drive version)", 0 ) GAME( 1996, mk3mdb, 0, megadrvb_6b, mk3mdb, md_boot_6button_state, init_mk3mdb, ROT0, "bootleg / Midway", "Mortal Kombat 3 (bootleg of Mega Drive version)", 0 )
GAME( 1994, ssf2mdb, 0, megadrvb_6b, ssf2mdb, md_boot_6button_state, init_ssf2mdb, ROT0, "bootleg / Capcom", "Super Street Fighter II - The New Challengers (bootleg of Japanese Mega Drive version)", 0 ) GAME( 1994, ssf2mdb, 0, ssf2mdb, ssf2mdb, md_boot_6button_state, init_megadrij, ROT0, "bootleg / Capcom", "Super Street Fighter II - The New Challengers (bootleg of Japanese Mega Drive version)", 0 )
GAME( 1993, srmdb, 0, megadrvb, srmdb, md_boot_state, init_srmdb, ROT0, "bootleg / Konami", "Sunset Riders (bootleg of Mega Drive version)", 0 ) GAME( 1993, srmdb, 0, megadrvb, srmdb, md_boot_state, init_srmdb, ROT0, "bootleg / Konami", "Sunset Riders (bootleg of Mega Drive version)", 0 )
GAME( 1995, topshoot, 0, md_bootleg, topshoot, md_boot_state, init_topshoot, ROT0, "Sun Mixing", "Top Shooter", 0 ) GAME( 1995, topshoot, 0, topshoot, topshoot, md_boot_state, init_megadriv, ROT0, "Sun Mixing", "Top Shooter", 0 )
GAME( 1996, sbubsm, 0, md_bootleg, sbubsm, md_boot_state, init_sbubsm, ROT0, "Sun Mixing", "Super Bubble Bobble (Sun Mixing, Mega Drive clone hardware)", 0 ) GAME( 1996, sbubsm, 0, sbubsm, sbubsm, md_boot_state, init_megadriv, ROT0, "Sun Mixing", "Super Bubble Bobble (Sun Mixing, Mega Drive clone hardware)", 0 )
GAME( 1993, sonic2mb, 0, md_bootleg, sonic2mb, md_boot_state, init_sonic2mb, ROT0, "bootleg / Sega", "Sonic The Hedgehog 2 (bootleg of Mega Drive version)", 0 ) // Flying wires going through the empty PIC space aren't completely understood GAME( 1993, sonic2mb, 0, md_bootleg, sonic2mb, md_boot_state, init_sonic2mb, ROT0, "bootleg / Sega", "Sonic The Hedgehog 2 (bootleg of Mega Drive version)", 0 ) // Flying wires going through the empty PIC space aren't completely understood
GAME( 1993, sonic3mb, 0, md_bootleg, sonic3mb, md_sonic3bl_state, init_sonic3mb, ROT0, "bootleg / Sega", "Sonic The Hedgehog 3 (bootleg of Mega Drive version)", MACHINE_UNEMULATED_PROTECTION | MACHINE_NOT_WORKING ) // undumped PIC GAME( 1993, sonic3mb, 0, md_bootleg, sonic3mb, md_sonic3bl_state, init_sonic3mb, ROT0, "bootleg / Sega", "Sonic The Hedgehog 3 (bootleg of Mega Drive version)", MACHINE_UNEMULATED_PROTECTION | MACHINE_NOT_WORKING ) // undumped PIC
GAME( 1994, barek2mb, 0, md_bootleg, barek2, md_boot_state, init_barek2, ROT0, "bootleg / Sega", "Bare Knuckle II (bootleg of Mega Drive version)", MACHINE_UNEMULATED_PROTECTION | MACHINE_NOT_WORKING ) // Needs PIC hook up GAME( 1994, barek2mb, 0, md_bootleg, barek2, md_boot_state, init_barek2, ROT0, "bootleg / Sega", "Bare Knuckle II (bootleg of Mega Drive version)", MACHINE_UNEMULATED_PROTECTION | MACHINE_NOT_WORKING ) // Needs PIC hook up

27
src/mame/sega/megadriv_acbl.h
View File

@ -16,28 +16,24 @@ public:
void megadrvb(machine_config &config); void megadrvb(machine_config &config);
void md_bootleg(machine_config &config); void md_bootleg(machine_config &config);
void puckpkmn(machine_config &config); void topshoot(machine_config &config);
void jzth(machine_config &config); void sbubsm(machine_config &config);
void puckpkmna(machine_config &config);
void init_aladmdb(); void init_aladmdb();
void init_srmdb(); void init_srmdb();
void init_topshoot();
void init_puckpkmn();
void init_barek2(); void init_barek2();
void init_barek2ch(); void init_barek2ch();
void init_barek3(); void init_barek3();
void init_sonic2mb(); void init_sonic2mb();
void init_twinktmb(); void init_twinktmb();
void init_jparkmb(); void init_jparkmb();
void init_sbubsm();
protected: protected:
uint16_t dsw_r(offs_t offset); uint16_t dsw_r(offs_t offset);
void md_bootleg_map(address_map &map);
private: private:
void bl_710000_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0);
uint16_t bl_710000_r();
void aladmdb_w(uint16_t data); void aladmdb_w(uint16_t data);
uint16_t aladmdb_r(); uint16_t aladmdb_r();
uint16_t barek2mb_r(); uint16_t barek2mb_r();
@ -46,20 +42,14 @@ private:
uint16_t topshoot_200051_r(); uint16_t topshoot_200051_r();
uint16_t sbubsm_400000_r(); uint16_t sbubsm_400000_r();
uint16_t sbubsm_400002_r(); uint16_t sbubsm_400002_r();
uint16_t puckpkmna_70001c_r();
uint16_t puckpkmna_4b2476_r();
void jzth_map(address_map &map); void topshoot_68k_map(address_map &map);
void md_bootleg_map(address_map &map); void sbubsm_68k_map(address_map &map);
void puckpkmn_map(address_map &map);
void puckpkmna_map(address_map &map);
optional_ioport m_io_exp; optional_ioport m_io_exp;
// bootleg specific // bootleg specific
int m_aladmdb_mcu_port = 0; int m_aladmdb_mcu_port = 0;
int m_protcount = 0;
}; };
class md_sonic3bl_state : public md_boot_state class md_sonic3bl_state : public md_boot_state
@ -92,14 +82,17 @@ public:
} }
void megadrvb_6b(machine_config &config); void megadrvb_6b(machine_config &config);
void ssf2mdb(machine_config &config);
void init_mk3mdb(); void init_mk3mdb();
void init_ssf2mdb();
void init_bk3ssrmb(); void init_bk3ssrmb();
void init_barekch(); void init_barekch();
protected: protected:
virtual void machine_start() override; virtual void machine_start() override;
private:
void ssf2mdb_68k_map(address_map &map);
}; };
#endif // MAME_INCLUDES_MEGADRIV_ACBL_H #endif // MAME_INCLUDES_MEGADRIV_ACBL_H

154
src/mame/sega/puckpkmn.cpp
View File

@ -45,7 +45,7 @@ Notes:
*/ */
#include "emu.h" #include "emu.h"
#include "megadriv_acbl.h" #include "megadriv.h"
#include "cpu/m68000/m68000.h" #include "cpu/m68000/m68000.h"
#include "sound/okim6295.h" #include "sound/okim6295.h"
@ -53,8 +53,37 @@ Notes:
#include "sound/ymopn.h" #include "sound/ymopn.h"
namespace {
class puckpkmn_state : public md_base_state
{
public:
puckpkmn_state(const machine_config &mconfig, device_type type, const char *tag) :
md_base_state(mconfig, type, tag)
{ }
void puckpkmn(machine_config &config);
void puckpkmna(machine_config &config);
void jzth(machine_config &config);
void init_puckpkmn();
private:
uint16_t puckpkmna_70001c_r();
uint16_t puckpkmna_4b2476_r();
void bl_710000_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0);
uint16_t bl_710000_r();
void jzth_map(address_map &map);
void puckpkmn_map(address_map &map);
void puckpkmna_map(address_map &map);
int m_protcount = 0;
};
/* Puckman Pockimon Input Ports */ /* Puckman Pockimon Input Ports */
static INPUT_PORTS_START( puckpkmn ) INPUT_PORTS_START( puckpkmn )
PORT_START("P2") /* $700011.b */ PORT_START("P2") /* $700011.b */
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_UNKNOWN )
@ -130,7 +159,7 @@ INPUT_PORTS_END
static INPUT_PORTS_START( jzth ) INPUT_PORTS_START( jzth )
PORT_START("P2") /* $700011.b */ PORT_START("P2") /* $700011.b */
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_UNKNOWN )
@ -213,7 +242,7 @@ static INPUT_PORTS_START( jzth )
INPUT_PORTS_END INPUT_PORTS_END
void md_boot_state::puckpkmn_map(address_map &map) void puckpkmn_state::puckpkmn_map(address_map &map)
{ {
map(0x000000, 0x3fffff).rom(); /* Main 68k Program Roms */ map(0x000000, 0x3fffff).rom(); /* Main 68k Program Roms */
map(0x700010, 0x700011).portr("P2"); map(0x700010, 0x700011).portr("P2");
@ -222,7 +251,7 @@ void md_boot_state::puckpkmn_map(address_map &map)
map(0x700016, 0x700017).portr("DSW1"); map(0x700016, 0x700017).portr("DSW1");
map(0x700018, 0x700019).portr("DSW2"); map(0x700018, 0x700019).portr("DSW2");
map(0x700023, 0x700023).rw("oki", FUNC(okim6295_device::read), FUNC(okim6295_device::write)); map(0x700023, 0x700023).rw("oki", FUNC(okim6295_device::read), FUNC(okim6295_device::write));
map(0xa04000, 0xa04003).rw(FUNC(md_boot_state::megadriv_68k_YM2612_read), FUNC(md_boot_state::megadriv_68k_YM2612_write)); map(0xa04000, 0xa04003).rw(FUNC(puckpkmn_state::megadriv_68k_YM2612_read), FUNC(puckpkmn_state::megadriv_68k_YM2612_write));
map(0xc00000, 0xc0001f).rw(m_vdp, FUNC(sega315_5313_device::vdp_r), FUNC(sega315_5313_device::vdp_w)); map(0xc00000, 0xc0001f).rw(m_vdp, FUNC(sega315_5313_device::vdp_r), FUNC(sega315_5313_device::vdp_w));
map(0xe00000, 0xe0ffff).ram().mirror(0x1f0000); map(0xe00000, 0xe0ffff).ram().mirror(0x1f0000);
@ -238,7 +267,7 @@ void md_boot_state::puckpkmn_map(address_map &map)
} }
void md_boot_state::jzth_map(address_map &map) void puckpkmn_state::jzth_map(address_map &map)
{ {
map(0x000000, 0x3fffff).rom(); map(0x000000, 0x3fffff).rom();
map(0x700010, 0x700011).portr("P2"); map(0x700010, 0x700011).portr("P2");
@ -247,7 +276,7 @@ void md_boot_state::jzth_map(address_map &map)
map(0x700016, 0x700017).portr("DSW1"); map(0x700016, 0x700017).portr("DSW1");
map(0x700018, 0x700019).portr("DSW2"); map(0x700018, 0x700019).portr("DSW2");
map(0x700023, 0x700023).rw("oki", FUNC(okim6295_device::read), FUNC(okim6295_device::write)); map(0x700023, 0x700023).rw("oki", FUNC(okim6295_device::read), FUNC(okim6295_device::write));
map(0xa04000, 0xa04003).rw(FUNC(md_boot_state::megadriv_68k_YM2612_read), FUNC(md_boot_state::megadriv_68k_YM2612_write)); map(0xa04000, 0xa04003).rw(FUNC(puckpkmn_state::megadriv_68k_YM2612_read), FUNC(puckpkmn_state::megadriv_68k_YM2612_write));
map(0xc00000, 0xc0001f).rw(m_vdp, FUNC(sega315_5313_device::vdp_r), FUNC(sega315_5313_device::vdp_w)); map(0xc00000, 0xc0001f).rw(m_vdp, FUNC(sega315_5313_device::vdp_r), FUNC(sega315_5313_device::vdp_w));
map(0xe00000, 0xe0ffff).ram().mirror(0x1f0000); map(0xe00000, 0xe0ffff).ram().mirror(0x1f0000);
@ -256,33 +285,105 @@ void md_boot_state::jzth_map(address_map &map)
map(0xA11100, 0xA11101).noprw(); map(0xA11100, 0xA11101).noprw();
map(0x710000, 0x710001).rw(FUNC(md_boot_state::bl_710000_r), FUNC(md_boot_state::bl_710000_w)); // protection, will erase the VDP address causing writes to 0 unless this returns 0xe map(0x710000, 0x710001).rw(FUNC(puckpkmn_state::bl_710000_r), FUNC(puckpkmn_state::bl_710000_w)); // protection, will erase the VDP address causing writes to 0 unless this returns 0xe
} }
uint16_t md_boot_state::puckpkmna_70001c_r() uint16_t puckpkmn_state::puckpkmna_70001c_r()
{ {
return 0x0e; return 0x0e;
} }
uint16_t md_boot_state::puckpkmna_4b2476_r() uint16_t puckpkmn_state::puckpkmna_4b2476_r()
{ {
if (!strcmp(machine().system().name, "puckpkmnb")) return 0x3100; if (!strcmp(machine().system().name, "puckpkmnb")) return 0x3100;
return 0x3400; return 0x3400;
} }
void md_boot_state::puckpkmna_map(address_map &map)
// jzth protection
void puckpkmn_state::bl_710000_w(offs_t offset, uint16_t data, uint16_t mem_mask)
{ {
puckpkmn_map(map); int pc = m_maincpu->pc();
map(0x4b2476, 0x4b2477).r(FUNC(md_boot_state::puckpkmna_4b2476_r));
map(0x70001c, 0x70001d).r(FUNC(md_boot_state::puckpkmna_70001c_r)); logerror("%06x writing to bl_710000_w %04x %04x\n", pc, data, mem_mask);
// protection value is read from 0x710000 after a series of writes.. and stored at ff0007
// startup
/*
059ce0 writing to bl_710000_w ff08 ffff
059d04 writing to bl_710000_w 000a ffff
059d04 writing to bl_710000_w 000b ffff
059d04 writing to bl_710000_w 000c ffff
059d04 writing to bl_710000_w 000f ffff
059d1c writing to bl_710000_w ff09 ffff
059d2a reading from bl_710000_r (wants 0xe)
059ce0 writing to bl_710000_w ff08 ffff
059d04 writing to bl_710000_w 000a ffff
059d04 writing to bl_710000_w 000b ffff
059d04 writing to bl_710000_w 000c ffff
059d04 writing to bl_710000_w 000f ffff
059d1c writing to bl_710000_w ff09 ffff
059d2a reading from bl_710000_r (wants 0xe)
*/
// before lv stage 3
/*
059ce0 writing to bl_710000_w 0008 ffff
059d04 writing to bl_710000_w 000b ffff
059d04 writing to bl_710000_w 000f ffff
059d1c writing to bl_710000_w ff09 ffff
059d2a reading from bl_710000_r (wants 0x4)
*/
// start level 3
/*
059ce0 writing to bl_710000_w ff08 ffff
059d04 writing to bl_710000_w 000b ffff
059d04 writing to bl_710000_w 000c ffff
059d04 writing to bl_710000_w 000e ffff
059d1c writing to bl_710000_w ff09 ffff
059d2a reading from bl_710000_r (wants 0x5)
// after end sequence
059ce0 writing to bl_710000_w 0008 ffff
059d04 writing to bl_710000_w 000a ffff
059d04 writing to bl_710000_w 000b ffff
059d04 writing to bl_710000_w 000c ffff
059d04 writing to bl_710000_w 000f ffff
059d1c writing to bl_710000_w ff09 ffff
059d2a reading from bl_710000_r (wants 0xe)
*/
m_protcount++;
} }
void md_boot_state::puckpkmn(machine_config &config) uint16_t puckpkmn_state::bl_710000_r()
{
uint16_t ret;
int pc = m_maincpu->pc();
logerror("%06x reading from bl_710000_r\n", pc);
if (m_protcount==6) { ret = 0xe; }
else if (m_protcount==5) { ret = 0x5; }
else if (m_protcount==4) { ret = 0x4; }
else ret = 0xf;
m_protcount = 0;
return ret;
}
void puckpkmn_state::puckpkmna_map(address_map &map)
{
puckpkmn_map(map);
map(0x4b2476, 0x4b2477).r(FUNC(puckpkmn_state::puckpkmna_4b2476_r));
map(0x70001c, 0x70001d).r(FUNC(puckpkmn_state::puckpkmna_70001c_r));
}
void puckpkmn_state::puckpkmn(machine_config &config)
{ {
md_ntsc(config); md_ntsc(config);
m_maincpu->set_addrmap(AS_PROGRAM, &md_boot_state::puckpkmn_map); m_maincpu->set_addrmap(AS_PROGRAM, &puckpkmn_state::puckpkmn_map);
config.device_remove("genesis_snd_z80"); config.device_remove("genesis_snd_z80");
@ -291,18 +392,18 @@ void md_boot_state::puckpkmn(machine_config &config)
oki.add_route(ALL_OUTPUTS, "rspeaker", 0.25); oki.add_route(ALL_OUTPUTS, "rspeaker", 0.25);
} }
void md_boot_state::puckpkmna(machine_config &config) void puckpkmn_state::puckpkmna(machine_config &config)
{ {
puckpkmn(config); puckpkmn(config);
m_maincpu->set_addrmap(AS_PROGRAM, &md_boot_state::puckpkmna_map); m_maincpu->set_addrmap(AS_PROGRAM, &puckpkmn_state::puckpkmna_map);
} }
void md_boot_state::jzth(machine_config &config) void puckpkmn_state::jzth(machine_config &config)
{ {
puckpkmn(config); puckpkmn(config);
m_maincpu->set_addrmap(AS_PROGRAM, &md_boot_state::jzth_map); m_maincpu->set_addrmap(AS_PROGRAM, &puckpkmn_state::jzth_map);
} }
/* Genie's Hardware (contains no real sega parts) */ /* Genie's Hardware (contains no real sega parts) */
@ -376,7 +477,7 @@ ROM sockets U63 & U64 empty
****************************************************************************/ ****************************************************************************/
void md_boot_state::init_puckpkmn() void puckpkmn_state::init_puckpkmn()
{ {
uint8_t *rom = memregion("maincpu")->base(); uint8_t *rom = memregion("maincpu")->base();
const size_t len = memregion("maincpu")->bytes(); const size_t len = memregion("maincpu")->bytes();
@ -484,8 +585,11 @@ ROM_START( jzth )
ROM_CONTINUE(0x40000,0x40000) ROM_CONTINUE(0x40000,0x40000)
ROM_END ROM_END
} // anonymous namespace
/* Genie Hardware (uses Genesis VDP) also has 'Sun Mixing Co' put into tile ram */ // is 'Genie 2000' part of the title, and the parent set a bootleg? /* Genie Hardware (uses Genesis VDP) also has 'Sun Mixing Co' put into tile ram */ // is 'Genie 2000' part of the title, and the parent set a bootleg?
GAME( 2000, puckpkmn, 0, puckpkmn, puckpkmn, md_boot_state, init_puckpkmn, ROT0, "Genie", "Puckman Pockimon (set 1)", 0 ) GAME( 2000, puckpkmn, 0, puckpkmn, puckpkmn, puckpkmn_state, init_puckpkmn, ROT0, "Genie", "Puckman Pockimon (set 1)", 0 )
GAME( 2000, puckpkmna, puckpkmn, puckpkmna, puckpkmn, md_boot_state, init_puckpkmn, ROT0, "IBS", "Puckman Pockimon (set 2)", 0 ) GAME( 2000, puckpkmna, puckpkmn, puckpkmna, puckpkmn, puckpkmn_state, init_puckpkmn, ROT0, "IBS", "Puckman Pockimon (set 2)", 0 )
GAME( 2000, puckpkmnb, puckpkmn, puckpkmna, puckpkmn, md_boot_state, init_puckpkmn, ROT0, "Sun Mixing", "Puckman Pockimon (set 3)", 0 ) GAME( 2000, puckpkmnb, puckpkmn, puckpkmna, puckpkmn, puckpkmn_state, init_puckpkmn, ROT0, "Sun Mixing", "Puckman Pockimon (set 3)", 0 )
GAME( 2000, jzth, 0, jzth, jzth, md_boot_state, init_puckpkmn, ROT0, "<unknown>", "Juezhan Tianhuang", MACHINE_IMPERFECT_SOUND ) GAME( 2000, jzth, 0, jzth, jzth, puckpkmn_state, init_puckpkmn, ROT0, "<unknown>", "Juezhan Tianhuang", MACHINE_IMPERFECT_SOUND )