COPPER_REG_CCCR
ips_write_2(sc, COPPER_REG_CCCR, 0x1000 | COPPER_ILE_BIT);
for(i = 0; ips_read_4(command->sc, COPPER_REG_CCCR) & COPPER_SEM_BIT;
ips_write_2(command->sc, COPPER_REG_CCCR, COPPER_CMD_START);