static void pitfighb_cheap_slapstic_init(void)
{
/* install a read handler */
bslapstic_base = install_mem_read16_handler(0, 0x038000, 0x03ffff, pitfighb_cheap_slapstic_r);
/* allocate memory for a copy of bank 0 */
bslapstic_bank0 = auto_malloc(0x2000);
if (bslapstic_bank0)
memcpy(bslapstic_bank0, bslapstic_base, 0x2000);
/* not primed by default */
bslapstic_primed = 0;
}
static void init_thndzone(void)
{
const data8_t *src = memory_region(REGION_GFX1);
data8_t *dst = memory_region(REGION_GFX2);
data8_t *tmp = (data8_t *)malloc(0x80000);
/* Playfield 4 also has access to the char graphics, make things easier
by just copying the chars to both banks (if I just used a different gfx
bank then the colours would be wrong). */
memcpy(tmp+0x000000,dst+0x80000,0x80000);
memcpy(dst+0x090000,tmp+0x00000,0x80000);
memcpy(dst+0x080000,src+0x00000,0x10000);
memcpy(dst+0x110000,src+0x10000,0x10000);
free(tmp);
/* Save time waiting on vblank bit */
install_mem_read16_handler(0, 0x3f8000, 0x3f8001, thndzone_main_skip);
}
ROM_END
/*************************************
*
* Driver initialization
*
*************************************/
void init_exterm(void)
{
memcpy(exterm_code_rom, memory_region(REGION_USER1), code_rom_size);
/* install speedups */
exterm_master_speedup = install_mem_read16_handler(0, TOBYTE(0x00c800e0), TOBYTE(0x00c800ef), exterm_master_speedup_r);
exterm_slave_speedup = install_mem_write16_handler(1, TOBYTE(0xfffffb90), TOBYTE(0xfffffb9f), exterm_slave_speedup_w);
install_mem_read_handler(2, 0x0007, 0x0007, exterm_sound_dac_speedup_r);
install_mem_read_handler(3, 0x02b6, 0x02b6, exterm_sound_ym2151_speedup_r);
/* set up mirrored ROM access */
cpu_setbank(1, exterm_code_rom);
cpu_setbank(2, exterm_code_rom);
}
