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----------------------------
Multi Win (Ver.0091, encrypted) [Ivan Vangelista]
This commit is contained in:
Ivan Vangelista 2022-05-19 22:08:48 +02:00
parent a047f1d310
commit 46150db584
2 changed files with 51 additions and 22 deletions
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71
src/mame/drivers/funworld.cpp
View File

@ -3517,7 +3517,7 @@ uint8_t royalcrdf_state::royalcrdf_opcode_r(offs_t offset)
0x02, 0x02, 0xa6, 0x82, 0x02, 0x02, 0x06, 0x82, 0x02, 0x02, 0xa6, 0x00, 0x02, 0x02, 0x06, 0x00
};
uint8_t data {_maincpu->space(AS_PROGRAM).read_byte(offset)};
uint8_t data {m_maincpu->space(AS_PROGRAM).read_byte(offset)};
if(offset < 0x800)
data = bitswap<8>(data ^ 0x22, 2, 6, 7, 4, 3, 1, 5, 0);
@ -3555,8 +3555,7 @@ void royalcrdf_state::royalcrdf(machine_config &config)
R65C02(config.replace(), m_maincpu, CPU_CLOCK); // to avoid the NMI into BRK bug...
m_maincpu->set_addrmap(AS_PROGRAM, &royalcrdf_state::royalcrdf_map);
_maincpu = reinterpret_cast<cpu_device*>(config.device("maincpu"));
_maincpu->set_addrmap(AS_OPCODES, &royalcrdf_state::royalcrdf_opcodes_map);
m_maincpu->set_addrmap(AS_OPCODES, &royalcrdf_state::royalcrdf_opcodes_map);
}
@ -3583,7 +3582,7 @@ uint8_t multiwin_state::multiwin_opcode_r(offs_t offset)
0x00, 0x00, 0x10, 0x00, 0x20, 0x00, 0x30, 0x00, 0x00, 0xb5, 0x10, 0xb5, 0x20, 0xb5, 0x30, 0xb5
};
uint8_t data {_maincpu->space(AS_PROGRAM).read_byte(offset)};
uint8_t data {m_maincpu->space(AS_PROGRAM).read_byte(offset)};
unsigned idx {bitswap<4>(offset, 6,9,5,3)};
return bitswap<8>(data, bs[idx&7][4],6,bs[idx&7][3],bs[idx&7][2],3,bs[idx&7][1],1,bs[idx&7][0]) ^ xm[idx];
@ -3607,8 +3606,46 @@ void multiwin_state::multiwin(machine_config &config)
{
fw2ndpal(config);
_maincpu = reinterpret_cast<cpu_device*>(config.device("maincpu"));
_maincpu->set_addrmap(AS_OPCODES, &multiwin_state::multiwin_opcodes_map);
m_maincpu->set_addrmap(AS_OPCODES, &multiwin_state::multiwin_opcodes_map);
}
class multiwina_state : public funworld_state
{
public:
multiwina_state(const machine_config &mconfig, device_type type, const char* tag):
funworld_state(mconfig, type, tag),
m_decode(*this, "decode")
{
}
void multiwina(machine_config& config);
private:
required_region_ptr<uint8_t> m_decode;
uint8_t opcode_r(offs_t offset);
void opcodes_map(address_map& map);
};
uint8_t multiwina_state::opcode_r(offs_t offset)
{
uint8_t data {m_maincpu->space(AS_PROGRAM).read_byte(offset)};
return m_decode[(offset & 3) * 0x100 + data];
}
void multiwina_state::opcodes_map(address_map &map)
{
map(0x0000, 0xffff).r(FUNC(multiwina_state::opcode_r));
}
void multiwina_state::multiwina(machine_config &config)
{
fw2ndpal(config);
m_maincpu->set_addrmap(AS_OPCODES, &multiwina_state::opcodes_map);
}
@ -3623,7 +3660,6 @@ public:
void powercrd(machine_config& config);
private:
cpu_device* _maincpu {};
uint8_t powercrd_opcode_r(offs_t offset);
void powercrd_opcodes_map(address_map& map);
@ -3713,7 +3749,7 @@ uint8_t powercrd_state::powercrd_opcode_r(offs_t offset)
UNKN, 0x86, 0x29, 0x4a, UNKN, UNKN, 0x18, 0x98, UNKN, UNKN, UNKN, 0x9c, UNKN, 0x7a, UNKN, 0x48 } // f_
}};
uint8_t data {_maincpu->space(AS_PROGRAM).read_byte(offset)};
uint8_t data {m_maincpu->space(AS_PROGRAM).read_byte(offset)};
return decryption_tables[offset & 3][data];
}
@ -3726,8 +3762,7 @@ void powercrd_state::powercrd(machine_config &config)
{
fw2ndpal(config);
_maincpu = reinterpret_cast<cpu_device*>(config.device("maincpu"));
_maincpu->set_addrmap(AS_OPCODES, &powercrd_state::powercrd_opcodes_map);
m_maincpu->set_addrmap(AS_OPCODES, &powercrd_state::powercrd_opcodes_map);
}
class megacard_state : public funworld_state
@ -3741,7 +3776,6 @@ public:
void megacard(machine_config& config);
private:
cpu_device* _maincpu {};
uint8_t megacard_opcode_r(offs_t offset);
void megacard_opcodes_map(address_map& map);
@ -3828,7 +3862,7 @@ uint8_t megacard_state::megacard_opcode_r(offs_t offset)
UNKN, UNKN, 0xa9, UNKN, 0xf0, UNKN, UNKN, UNKN, UNKN, UNKN, UNKN, 0x18, UNKN, UNKN, UNKN, UNKN } // f_
}};
uint8_t data {_maincpu->space(AS_PROGRAM).read_byte(offset)};
uint8_t data {m_maincpu->space(AS_PROGRAM).read_byte(offset)};
return decryption_tables[offset & 3][data];
}
@ -3841,8 +3875,7 @@ void megacard_state::megacard(machine_config &config)
{
fw2ndpal(config);
_maincpu = reinterpret_cast<cpu_device*>(config.device("maincpu"));
_maincpu->set_addrmap(AS_OPCODES, &megacard_state::megacard_opcodes_map);
m_maincpu->set_addrmap(AS_OPCODES, &megacard_state::megacard_opcodes_map);
}
class jokercrd_state : public funworld_state
@ -3856,7 +3889,6 @@ public:
void jokercrd(machine_config& config);
private:
cpu_device* _maincpu {};
uint8_t jokercrd_opcode_r(offs_t offset);
void jokercrd_opcodes_map(address_map& map);
@ -3977,7 +4009,7 @@ uint8_t jokercrd_state::jokercrd_opcode_r(offs_t offset)
0xe9, UNKN, UNKN, 0xa9, UNKN, UNKN, 0xe8, UNKN, UNKN, 0xc9, 0xa8, UNKN, UNKN, 0x48, UNKN, UNKN } // f_
}};
uint8_t data {_maincpu->space(AS_PROGRAM).read_byte(offset)};
uint8_t data {m_maincpu->space(AS_PROGRAM).read_byte(offset)};
return decryption_tables[offset & 3][data];
}
@ -3990,8 +4022,7 @@ void jokercrd_state::jokercrd(machine_config &config)
{
fw2ndpal(config);
_maincpu = reinterpret_cast<cpu_device*>(config.device("maincpu"));
_maincpu->set_addrmap(AS_OPCODES, &jokercrd_state::jokercrd_opcodes_map);
m_maincpu->set_addrmap(AS_OPCODES, &jokercrd_state::jokercrd_opcodes_map);
}
@ -6798,7 +6829,7 @@ ROM_END
1991-09-20
Different encryption scheme.
Looks like more close to megacrd.
Looks closer to megacard.
+--------------------------------------------------------------------------------------+
| +------+ +------+ |
@ -8953,7 +8984,7 @@ GAMEL( 199?, jolyjokrm, jolyjokr, fw1stpal, funworld, funworld_state, empty_in
// Encrypted games...
GAME( 1992, multiwin, 0, multiwin, funworld, multiwin_state, driver_init, ROT0, "Fun World", "Multi Win (Ver.0167, encrypted)", 0 ) // original funworld, encrypted.
GAME( 1991, multiwina, multiwin, megacard, funworld, megacard_state, empty_init, ROT0, "Fun World", "Multi Win (Ver.0091, encrypted)", MACHINE_NOT_WORKING ) // different encryption scheme.
GAME( 1991, multiwina, multiwin, multiwina,funworld, multiwina_state,empty_init, ROT0, "Fun World", "Multi Win (Ver.0091, encrypted)", MACHINE_NOT_WORKING ) // different encryption scheme.
GAME( 2001, multiwinb, multiwin, fw2ndpal, funworld, funworld_state, empty_init, ROT0, "Amatic", "Multi Win (EPM7032, encrypted)", MACHINE_NOT_WORKING ) // daughterboard with R65C02 + Altera EPM7032.
GAME( 1993, powercrd, 0, powercrd, funworld, powercrd_state, empty_init, ROT0, "Fun World", "Power Card (Ver 0263, encrypted)", 0 ) // clone of Bonus Card.
GAME( 1993, megacard, 0, megacard, funworld, megacard_state, empty_init, ROT0, "Fun World", "Mega Card (Ver.0210, encrypted)", 0 )

2
src/mame/includes/funworld.h
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@ -155,7 +155,6 @@ protected:
virtual void video_start() override;
private:
cpu_device* _maincpu {};
uint8_t multiwin_opcode_r(offs_t offset);
void multiwin_opcodes_map(address_map& map);
@ -171,7 +170,6 @@ public:
void driver_init() override;
private:
cpu_device* _maincpu {};
uint8_t royalcrdf_opcode_r(offs_t offset);
void royalcrdf_map(address_map& map);