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Added NEC D315-5136 device (#5577)

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Added NEC D315-5136 decrypt device for use on Lucky8k game (goldstar.cpp)
This commit is contained in:
grullosgo 2019-09-01 00:55:20 -03:00 committed by Angelo Salese
parent 857cd30a22
commit 857616904e
4 changed files with 67 additions and 4 deletions
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17
src/mame/drivers/goldstar.cpp
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@ -217,6 +217,7 @@
#include "cpu/z80/z80.h"
#include "cpu/mcs51/mcs51.h"
#include "machine/segacrp2_device.h"
#include "machine/nvram.h"
#include "sound/ay8910.h"
#include "sound/okim6295.h"
@ -940,7 +941,7 @@ void goldstar_state::lucky8_map(address_map &map)
map(0xf800, 0xffff).ram();
}
void goldstar_state::lucky8f_decrypted_opcodes_map(address_map &map)
void goldstar_state::common_decrypted_opcodes_map(address_map &map)
{
map(0x0000, 0x7fff).rom().share("decrypted_opcodes");
}
@ -8971,7 +8972,17 @@ void wingco_state::lucky8f(machine_config &config)
{
lucky8(config);
m_maincpu->set_addrmap(AS_OPCODES, &wingco_state::lucky8f_decrypted_opcodes_map);
m_maincpu->set_addrmap(AS_OPCODES, &wingco_state::common_decrypted_opcodes_map);
}
void wingco_state::lucky8k(machine_config &config)
{
lucky8(config);
nec_315_5136_device &maincpu(NEC_315_5136(config.replace(), m_maincpu, CPU_CLOCK));
maincpu.set_addrmap(AS_PROGRAM, &wingco_state::lucky8_map);
maincpu.set_addrmap(AS_OPCODES, &wingco_state::common_decrypted_opcodes_map);
maincpu.set_decrypted_tag(m_decrypted_opcodes);
}
void wingco_state::bingowng(machine_config &config)
@ -17638,7 +17649,7 @@ GAMEL( 1989, lucky8g, lucky8, lucky8, lucky8, wingco_state, empty_init
GAMEL( 1991, lucky8h, lucky8, lucky8, lucky8, wingco_state, empty_init, ROT0, "<unknown>", "New Lucky 8 Lines Super Turbo (Hack)", 0, layout_lucky8 ) // 2 control sets...
GAMEL( 1989, lucky8i, lucky8, lucky8, lucky8, wingco_state, empty_init, ROT0, "Eagle/Wing", "New Lucky 8 Lines (set 9, W-4, Eagle, licensed by Wing)", 0, layout_lucky8 ) // 2 control sets...
GAMEL( 199?, lucky8j, lucky8, lucky8, lucky8, wingco_state, empty_init, ROT0, "<unknown>", "New Lucky 8 Lines Crown Turbo (Hack)", MACHINE_NOT_WORKING, layout_lucky8 ) // 2 control sets...
GAMEL( 1989, lucky8k, lucky8, lucky8, lucky8, wingco_state, empty_init, ROT0, "Wing Co., Ltd.", "New Lucky 8 Lines (set 10, W-4, encrypted NEC D315-5136)", MACHINE_NOT_WORKING, layout_lucky8 ) // 2 control sets...
GAMEL( 1989, lucky8k, lucky8, lucky8k, lucky8, wingco_state, empty_init, ROT0, "Wing Co., Ltd.", "New Lucky 8 Lines (set 10, W-4, encrypted NEC D315-5136)", 0, layout_lucky8 ) // 2 control sets...
GAMEL( 198?, ns8lines, 0, lucky8, lucky8b, wingco_state, empty_init, ROT0, "<unknown>", "New Lucky 8 Lines / New Super 8 Lines (W-4)", 0, layout_lucky8p1 ) // only 1 control set...
GAMEL( 1985, ns8linesa, ns8lines, lucky8, lucky8b, wingco_state, empty_init, ROT0, "Yamate (bootleg)", "New Lucky 8 Lines / New Super 8 Lines (W-4, Lucky97 HW)", 0, layout_lucky8p1 ) // only 1 control set...
GAMEL( 198?, ns8linew, ns8lines, lucky8, ns8linew, wingco_state, empty_init, ROT0, "<unknown>", "New Lucky 8 Lines / New Super 8 Lines (F-5, Witch Bonus)", 0, layout_lucky8 ) // 2 control sets...

3
src/mame/includes/goldstar.h
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@ -87,7 +87,7 @@ public:
void ladylinr_map(address_map &map);
void ladylinrb_decrypted_opcodes_map(address_map &map);
void lucky8_map(address_map &map);
void lucky8f_decrypted_opcodes_map(address_map &map);
void common_decrypted_opcodes_map(address_map &map);
void mbstar_map(address_map &map);
void megaline_portmap(address_map &map);
void ncb3_readwriteport(address_map &map);
@ -252,6 +252,7 @@ public:
void flaming7(machine_config &config);
void lucky8(machine_config &config);
void lucky8f(machine_config &config);
void lucky8k(machine_config &config);
void wcat3(machine_config &config);
void magodds(machine_config &config);
void flam7_w4(machine_config &config);

42
src/mame/machine/segacrp2_device.cpp
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@ -24,6 +24,7 @@
List of encrypted games currently known:
CPU Part # Game Comments
315-5136 New Lucky 8 Lines (set 7, W-4, encrypted)
315-5162 4D Warriors & used I'm Sorry for k.p.a.
Rafflesia &
Wonder Boy (set 4)
@ -84,6 +85,7 @@ static void decode(uint8_t *rom, uint8_t *decrypted,
}
}
DEFINE_DEVICE_TYPE(NEC_315_5136, nec_315_5136_device, "nec_315_5179", "Nec 315-5136")
DEFINE_DEVICE_TYPE(SEGA_315_5179, sega_315_5179_device, "sega_315_5179", "Sega 315-5179")
DEFINE_DEVICE_TYPE(SEGA_315_5178, sega_315_5178_device, "sega_315_5178", "Sega 315-5178")
DEFINE_DEVICE_TYPE(SEGA_315_5177, sega_315_5177_device, "sega_315_5177", "Sega 315-5177") // also seen as 317-5000
@ -103,6 +105,46 @@ void segacrp2_z80_device::device_start() { z80_device::device_start(); decrypt()
void segacrp2_z80_device::device_reset() { z80_device::device_reset(); }
void segacrp2_z80_device::decrypt() { }
nec_315_5136_device::nec_315_5136_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : segacrp2_z80_device(mconfig, NEC_315_5136, tag, owner, clock) {}
void nec_315_5136_device::decrypt()
{
// 315-5136
static const uint8_t xor_table[128] =
{
0x00,0x40, 0x10,0x50, 0x04,0x44, 0x14,0x54, 0x01,0x41, 0x11,0x51, 0x05,0x45, 0x15,0x55,
0x00,0x40, 0x10,0x50, 0x04,0x44, 0x14,0x54, 0x01,0x41, 0x11,0x51, 0x05,0x45, 0x15,0x55,
0x00,0x40, 0x10,0x50, 0x04,0x44, 0x14,0x54, 0x01,0x41, 0x11,0x51, 0x05,0x45, 0x15,0x55,
0x00,0x40, 0x10,0x50, 0x04,0x44, 0x14,0x54, 0x01,0x41, 0x11,0x51, 0x05,0x45, 0x15,0x55,
0x50,0x10, 0x44,0x04, 0x54,0x14, 0x41,0x01, 0x51,0x11, 0x45,0x05, 0x55,0x15, 0x40,0x00,
0x50,0x10, 0x44,0x04, 0x54,0x14, 0x41,0x01, 0x51,0x11, 0x45,0x05, 0x55,0x15, 0x40,0x00,
0x50,0x10, 0x44,0x04, 0x54,0x14, 0x41,0x01, 0x51,0x11, 0x45,0x05, 0x55,0x15, 0x40,0x00,
0x50,0x10, 0x44,0x04, 0x54,0x14, 0x41,0x01, 0x51,0x11, 0x45,0x05, 0x55,0x15, 0x40,0x00
};
static const int swap_table[128] =
{
0x14,0x14,0x14,0x14,0x14,0x14,0x14,0x14,
0x14,0x14,0x14,0x14,0x14,0x14,0x14,0x14,
0x15,0x15,0x15,0x15,0x15,0x15,0x15,0x15,
0x15,0x15,0x15,0x15,0x15,0x15,0x15,0x15,
0x16,0x16,0x16,0x16,0x16,0x16,0x16,0x16,
0x16,0x16,0x16,0x16,0x16,0x16,0x16,0x16,
0x17,0x17,0x17,0x17,0x17,0x17,0x17,0x17,
0x17,0x17,0x17,0x17,0x17,0x17,0x17,0x17,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x01,
0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,
0x01,0x01,0x01,0x01,0x01,0x01,0x02,0x02,
0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,
0x02,0x02,0x02,0x02,0x02,0x02,0x03,0x03,
0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,
0x03,0x03,0x03,0x03,0x03,0x03,0x04,0x04
};
decode(memregion(tag())->base(), m_decrypted, xor_table, swap_table);
}
sega_315_5177_device::sega_315_5177_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : segacrp2_z80_device(mconfig, SEGA_315_5177, tag, owner, clock) {}

9
src/mame/machine/segacrp2_device.h
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@ -27,6 +27,14 @@ protected:
// actual encrypted CPUs
class nec_315_5136_device : public segacrp2_z80_device
{
public:
nec_315_5136_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t);
protected:
virtual void decrypt() override;
};
class sega_315_5179_device : public segacrp2_z80_device
{
public:
@ -103,6 +111,7 @@ protected:
};
DECLARE_DEVICE_TYPE(NEC_315_5136, nec_315_5136_device)
DECLARE_DEVICE_TYPE(SEGA_315_5179, sega_315_5179_device)
DECLARE_DEVICE_TYPE(SEGA_315_5178, sega_315_5178_device)
DECLARE_DEVICE_TYPE(SEGA_315_5177, sega_315_5177_device)