static DRIVER_INIT( combasc )
{
/* joystick instead of trackball */
memory_install_read8_handler(machine, 0, ADDRESS_SPACE_PROGRAM, 0x0404, 0x0404, 0, 0, input_port_4_r);
combasc_init_common();
}
static DRIVER_INIT( combasc )
{
/* joystick instead of trackball */
install_mem_read_handler(0,0x0404,0x0404,input_port_4_r);
combasc_init_common();
}
static DRIVER_INIT( combascb )
{
unsigned char *gfx;
int i;
gfx = memory_region(REGION_GFX1);
for (i = 0;i < memory_region_length(REGION_GFX1);i++)
gfx[i] = ~gfx[i];
gfx = memory_region(REGION_GFX2);
for (i = 0;i < memory_region_length(REGION_GFX2);i++)
gfx[i] = ~gfx[i];
combasc_init_common();
}
static DRIVER_INIT( combascb )
{
combasc_init_common();
}
