T2_HBASE
printk("%s: HBASE was 0x%lx\n", __func__, *(vulp)T2_HBASE);
t2_saved_config.hbase = *(vulp)T2_HBASE;
*(vulp)T2_HBASE = 0x0; /* Disable HOLES. */
*(vulp)T2_HBASE = t2_saved_config.hbase;
*(vulp)T2_HBASE; /* READ it back to ensure WRITE occurred. */