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clones promoted to working

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Lovely Cards (encrypted) [Team Europe, Roberto Fresca,  Ivan Vangelista]

some bitswaps aren't 100% verified and are marked as such, the game seems to run fine though (nw)
This commit is contained in:
Ivan Vangelista 2019-08-26 21:20:36 +02:00
parent 1cfe376e69
commit d93b738727
3 changed files with 87 additions and 8 deletions
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83
src/mame/drivers/lvcards.cpp
View File

@ -69,7 +69,7 @@ TODO:
- What do the control ports do? Payout?
- Input ports need to be cleaned up
- NVRAM does not work for lvcards?
- NVRAM does not work for lvcards? In lvcardsa it works
***************************************************************************/
@ -182,6 +182,12 @@ void lvcards_state::lvcards_io_map(address_map &map)
map(0x00, 0x01).w("aysnd", FUNC(ay8910_device::data_address_w));
}
void lvcards_state::lvcardsa_decrypted_opcodes_map(address_map &map)
{
map(0x0000, 0x5fff).rom().share("decrypted_opcodes");
map(0xc000, 0xdfff).rom().region("maincpu", 0xc000);
}
void lvpoker_state::lvpoker_map(address_map &map)
{
map(0x0000, 0x5fff).rom();
@ -488,6 +494,14 @@ void lvcards_state::lvcards(machine_config &config)
aysnd.add_route(ALL_OUTPUTS, "mono", 0.25);
}
void lvcards_state::lvcardsa(machine_config &config)
{
lvcards(config);
NVRAM(config, "nvram", nvram_device::DEFAULT_ALL_1);
m_maincpu->set_addrmap(AS_OPCODES, &lvpoker_state::lvcardsa_decrypted_opcodes_map);
}
void lvpoker_state::lvpoker(machine_config &config)
{
lvcards(config);
@ -623,7 +637,66 @@ ROM_START( ponttehk )
ROM_LOAD( "pon24s10.001", 0x0200, 0x0100, CRC(c64ecee8) SHA1(80c9ec21e135235f7f2d41ce7900cf3904123823) ) /* blue component */
ROM_END
GAME( 1985, lvcards, 0, lvcards, lvcards, lvcards_state, empty_init, ROT0, "Tehkan", "Lovely Cards", 0 )
GAME( 1985, lvcardsa, lvcards, lvcards, lvcards, lvcards_state, empty_init, ROT0, "Tehkan", "Lovely Cards (encrypted)", MACHINE_NOT_WORKING )
GAME( 1985, lvpoker, lvcards, lvpoker, lvpoker, lvpoker_state, empty_init, ROT0, "Tehkan", "Lovely Poker [BET]", 0 )
GAME( 1985, ponttehk, 0, ponttehk, ponttehk, lvpoker_state, empty_init, ROT0, "Tehkan", "Pontoon (Tehkan)", 0 )
void lvcards_state::init_lvcardsa()
{
uint8_t *ROM = memregion("maincpu")->base();
for (int i = 0; i < 0x6000; i++)
{
uint8_t x = ROM[i];
switch (i & 0x1111)
{
case 0x0000: x = bitswap<8>(x ^ 0xa8, 7, 6, 3, 4, 5, 2, 1, 0); break; // xor and swap ok
case 0x0001: x = bitswap<8>(x ^ 0xa8, 3, 6, 5, 4, 7, 2, 1, 0); break; // xor and swap ok
case 0x0010: x = bitswap<8>(x ^ 0x28, 5, 6, 3, 4, 7, 2, 1, 0); break; // xor and swap ok
case 0x0011: x = bitswap<8>(x ^ 0xa8, 7, 6, 5, 4, 3, 2, 1, 0); break; // xor ok, no swap?
case 0x0100: x = bitswap<8>(x ^ 0xa8, 3, 6, 5, 4, 7, 2, 1, 0); break; // xor ok, 5-7 unverified
case 0x0101: x = bitswap<8>(x ^ 0xa8, 3, 6, 5, 4, 7, 2, 1, 0); break; // xor and swap ok
case 0x0110: x = bitswap<8>(x ^ 0x28, 5, 6, 3, 4, 7, 2, 1, 0); break; // xor and swap ok
case 0x0111: x = bitswap<8>(x ^ 0xa8, 7, 6, 3, 4, 5, 2, 1, 0); break; // xor ok, 3-5 unverified
case 0x1000: x = bitswap<8>(x ^ 0xa8, 7, 6, 3, 4, 5, 2, 1, 0); break; // xor and swap ok
case 0x1001: x = bitswap<8>(x ^ 0x28, 5, 6, 7, 4, 3, 2, 1, 0); break; // xor ok, 3-5 unverified
case 0x1010: x = bitswap<8>(x ^ 0xa8, 3, 6, 5, 4, 7, 2, 1, 0); break; // xor and swap ok
case 0x1011: x = bitswap<8>(x ^ 0xa8, 3, 6, 5, 4, 7, 2, 1, 0); break; // xor ok, 3-5 unverified
case 0x1100: x = bitswap<8>(x ^ 0xa8, 3, 6, 5, 4, 7, 2, 1, 0); break; // xor ok, 3-5 unverified
case 0x1101: x = bitswap<8>(x ^ 0xa8, 7, 6, 3, 4, 5, 2, 1, 0); break; // xor ok, 5-7 unverified
case 0x1110: x = bitswap<8>(x ^ 0x28, 5, 6, 7, 4, 3, 2, 1, 0); break; // xor ok, 3-5 unverified
case 0x1111: x = bitswap<8>(x ^ 0xa8, 3, 6, 5, 4, 7, 2, 1, 0); break; // xor and swap ok
}
m_decrypted_opcodes[i] = x;
}
for (int A = 0; A < 0x6000; A++)
{
uint8_t x = ROM[A];
switch(A & 0x1111)
{
case 0x0000: x = bitswap<8>(x ^ 0xa8, 3, 6, 5, 4, 7, 2, 1, 0); break; // xor and swap ok
case 0x0001: x = bitswap<8>(x ^ 0xa8, 3, 6, 5, 4, 7, 2, 1, 0); break; // xor and swap ok
case 0x0010: x = bitswap<8>(x ^ 0x28, 5, 6, 3, 4, 7, 2, 1, 0); break; // xor and swap ok
case 0x0011: x = bitswap<8>(x ^ 0xa8, 7, 6, 5, 4, 3, 2, 1, 0); break; // xor ok, no swap?
case 0x0100: x = bitswap<8>(x ^ 0xa8, 3, 6, 7, 4, 5, 2, 1, 0); break; // xor and swap ok
case 0x0101: x = bitswap<8>(x ^ 0xa8, 3, 6, 5, 4, 7, 2, 1, 0); break; // xor and swap ok
case 0x0110: x = bitswap<8>(x ^ 0x28, 5, 6, 3, 4, 7, 2, 1, 0); break; // xor and swap ok
case 0x0111: x = bitswap<8>(x ^ 0xa8, 7, 6, 3, 4, 5, 2, 1, 0); break; // xor and swap ok
case 0x1000: x = bitswap<8>(x ^ 0xa8, 3, 6, 5, 4, 7, 2, 1, 0); break; // xor and swap ok
case 0x1001: x = bitswap<8>(x ^ 0x28, 5, 6, 7, 4, 3, 2, 1, 0); break; // xor and swap ok
case 0x1010: x = bitswap<8>(x ^ 0x28, 5, 6, 7, 4, 3, 2, 1, 0); break; // xor and swap ok
case 0x1011: x = bitswap<8>(x ^ 0xa8, 3, 6, 5, 4, 7, 2, 1, 0); break; // xor and swap ok
case 0x1100: x = bitswap<8>(x ^ 0xa8, 7, 6, 3, 4, 5, 2, 1, 0); break; // xor and swap ok
case 0x1101: x = bitswap<8>(x ^ 0x28, 5, 6, 7, 4, 3, 2, 1, 0); break; // xor and swap ok
case 0x1110: x = bitswap<8>(x ^ 0xa8, 3, 6, 5, 4, 7, 2, 1, 0); break; // xor and swap ok
case 0x1111: x = bitswap<8>(x ^ 0xa8, 7, 6, 3, 4, 5, 2, 1, 0); break; // xor and swap ok
}
ROM[A] = x;
}
}
GAME( 1985, lvcards, 0, lvcards, lvcards, lvcards_state, empty_init, ROT0, "Tehkan", "Lovely Cards", MACHINE_SUPPORTS_SAVE )
GAME( 1985, lvcardsa, lvcards, lvcardsa, lvcards, lvcards_state, init_lvcardsa, ROT0, "Tehkan", "Lovely Cards (encrypted)", MACHINE_SUPPORTS_SAVE )
GAME( 1985, lvpoker, lvcards, lvpoker, lvpoker, lvpoker_state, empty_init, ROT0, "Tehkan", "Lovely Poker [BET]", MACHINE_SUPPORTS_SAVE )
GAME( 1985, ponttehk, 0, ponttehk, ponttehk, lvpoker_state, empty_init, ROT0, "Tehkan", "Pontoon (Tehkan)", MACHINE_SUPPORTS_SAVE )

10
src/mame/includes/lvcards.h
View File

@ -16,10 +16,14 @@ public:
m_maincpu(*this, "maincpu"),
m_videoram(*this, "videoram"),
m_colorram(*this, "colorram"),
m_gfxdecode(*this, "gfxdecode")
m_gfxdecode(*this, "gfxdecode"),
m_decrypted_opcodes(*this, "decrypted_opcodes")
{ }
void lvcards(machine_config &config);
void lvcardsa(machine_config &config);
void init_lvcardsa();
protected:
virtual void video_start() override;
@ -32,13 +36,15 @@ protected:
private:
required_shared_ptr<uint8_t> m_videoram;
required_shared_ptr<uint8_t> m_colorram;
required_device<gfxdecode_device> m_gfxdecode;
optional_shared_ptr<uint8_t> m_decrypted_opcodes;
tilemap_t *m_bg_tilemap;
TILE_GET_INFO_MEMBER(get_bg_tile_info);
void lvcards_palette(palette_device &palette) const;
uint32_t screen_update_lvcards(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
required_device<gfxdecode_device> m_gfxdecode;
void lvcards_io_map(address_map &map);
void lvcards_map(address_map &map);
void lvcardsa_decrypted_opcodes_map(address_map &map);
};

2
src/mame/video/lvcards.cpp
View File

@ -2,7 +2,7 @@
// copyright-holders:Zsolt Vasvari, Curt Coder
/***************************************************************************
video.c
video/lvcards.cpp
Functions to emulate the video hardware of the machine.