ASMC_KEY_BCLM
asmc_key_getinfo(dev, ASMC_KEY_BCLM, NULL, NULL) == 0) {
error = asmc_mmio_key_read(dev, ASMC_KEY_BCLM, &bclm, 1);
error = asmc_mmio_key_write(dev, ASMC_KEY_BCLM, &bclm, 1);