void eeprom_write_byte(unsigned int address, unsigned int data)
{
if ((address == eeprom.type.sda_in_adr) || (address == eeprom.type.scl_adr))
{
eeprom_write(address, data, 0);
return;
}
m68k_unused_8_w(address, data);
}
void z80_write_byte(unsigned int address, unsigned int data)
{
switch ((address >> 13) & 3)
{
case 2: /* YM2612 */
{
fm_write(m68k.cycles, address & 3, data);
return;
}
case 3:
{
switch ((address >> 8) & 0x7F)
{
case 0x60: /* Bank register */
{
gen_zbank_w(data & 1);
return;
}
case 0x7F: /* VDP */
{
m68k_lockup_w_8(address, data);
return;
}
default:
{
m68k_unused_8_w(address, data);
return;
}
}
}
default: /* ZRAM */
{
zram[address & 0x1FFF] = data;
m68k.cycles += 2 * 7; /* ZRAM access latency (fixes Pacman 2: New Adventures & Puyo Puyo 2) */
return;
}
}
}
