if (status & ~(1UL << 31)) {
                l2_err = csr_in32(IOADDR(A_BUS_L2_ERRORS));
 #ifdef DUMP_L2_ECC_TAG_ON_ERROR
-               l2_tag = in64(IO_SPACE_BASE | A_L2_ECC_TAG);
+               l2_tag = in64(IOADDR(A_L2_ECC_TAG));
 #endif
                memio_err = csr_in32(IOADDR(A_BUS_MEM_IO_ERRORS));
                printk("Bus watcher error counters: %08x %08x\n", l2_err, memio_err);
 #ifdef CONFIG_SIBYTE_BW_TRACE
        /* Freeze the trace buffer now */
 #if defined(CONFIG_SIBYTE_BCM1x55) || defined(CONFIG_SIBYTE_BCM1x80)
-       csr_out32(M_BCM1480_SCD_TRACE_CFG_FREEZE, IO_SPACE_BASE | A_SCD_TRACE_CFG);
+       csr_out32(M_BCM1480_SCD_TRACE_CFG_FREEZE, IOADDR(A_SCD_TRACE_CFG));
 #else
-       csr_out32(M_SCD_TRACE_CFG_FREEZE, IO_SPACE_BASE | A_SCD_TRACE_CFG);
+       csr_out32(M_SCD_TRACE_CFG_FREEZE, IOADDR(A_SCD_TRACE_CFG));
 #endif
        printk("Trace buffer frozen\n");
 #endif
 
 #endif
                /* Setup uart 1 settings, mapper */
                /* QQQ FIXME */
-               __raw_writeq(M_DUART_IMR_BRK, IO_SPACE_BASE + A_DUART_IMRREG(kgdb_port));
+               __raw_writeq(M_DUART_IMR_BRK, IOADDR(A_DUART_IMRREG(kgdb_port)));
 
                __raw_writeq(IMR_IP6_VAL,
-                            IO_SPACE_BASE + A_BCM1480_IMR_REGISTER(0, R_BCM1480_IMR_INTERRUPT_MAP_BASE_H) +
-                            (kgdb_irq<<3));
+                            IOADDR(A_BCM1480_IMR_REGISTER(0, R_BCM1480_IMR_INTERRUPT_MAP_BASE_H) +
+                            (kgdb_irq << 3)));
                bcm1480_unmask_irq(0, kgdb_irq);
 
 #ifdef CONFIG_GDB_CONSOLE