void systeme_state::driver_start()
{
/* Allocate video RAM */
m_vdp1_vram = machine().memory().region_alloc("vdp1_vram", 2 * 0x4000, 1, ENDIANNESS_LITTLE);
m_vdp2_vram = machine().memory().region_alloc("vdp2_vram", 2 * 0x4000, 1, ENDIANNESS_LITTLE);
membank("bank1")->configure_entries(0, 16, memregion("maincpu")->base() + 0x10000, 0x4000);
if ( !strcmp( system().name, "ridleofp" ) )
{
m_maincpu->memory().space(AS_IO)->install_read_handler(0xf8, 0xf8, read8_delegate(FUNC(systeme_state::ridleofp_port_f8_read), this));
m_maincpu->memory().space(AS_IO)->install_write_handler(0xfa, 0xfa, write8_delegate(FUNC(systeme_state::ridleofp_port_fa_write), this));
}
else if ( !strcmp( system().name, "hangonjr" ) )
{
m_maincpu->memory().space(AS_IO)->install_read_handler(0xf8, 0xf8, read8_delegate(FUNC(systeme_state::hangonjr_port_f8_read), this));
m_maincpu->memory().space(AS_IO)->install_write_handler(0xfa, 0xfa, write8_delegate(FUNC(systeme_state::hangonjr_port_fa_write), this));
}
else if ( !strcmp( system().name, "opaopa" ) )
{
mc8123_decrypt_rom(machine(), "maincpu", "user1", "bank1", 8);
}
else if ( !strcmp( system().name, "fantzn2" ) )
{
mc8123_decrypt_rom(machine(), "maincpu", "user1", NULL, 0);
}
else if ( !strcmp( system().name, "astrofl" ) )
{
sega_315_5177_decode(machine(), "maincpu");
}
}
static DRIVER_INIT( pbillrds )
{
mc8123_decrypt_rom(0, memory_region(REGION_USER1), 1, 2);
}
static DRIVER_INIT( gigas )
{
mc8123_decrypt_rom(machine, "maincpu", "user1", NULL, 1);
}
static DRIVER_INIT( pbillrds )
{
mc8123_decrypt_rom(machine, "maincpu", "user1", "bank1", 2);
}
void opaopa_state::driver_start()
{
systeme_state::driver_start();
mc8123_decrypt_rom(machine(), "maincpu", "user1", "bank1", 8);
}
void fantzn2_state::driver_start()
{
systeme_state::driver_start();
mc8123_decrypt_rom(machine(), "maincpu", "user1", NULL, 0);
}
