[sparc] Fix display errors on HIGHMEM and Zilog addresses.

arch/sparc/mm/init.c

@@ -209,7 +209,8 @@ unsigned long __init bootmem_init(unsigned long *pages_avail)
 	if (max_low_pfn > (SRMMU_MAXMEM >> PAGE_SHIFT)) {
 		highstart_pfn = (SRMMU_MAXMEM >> PAGE_SHIFT);
 		max_low_pfn = calc_max_low_pfn();
-		printk(KERN_NOTICE "%ldMB HIGHMEM available.\n", calc_highpages());
+		printk(KERN_NOTICE "%ldMB HIGHMEM available.\n",
+		       calc_highpages() >> (20 - PAGE_SHIFT));
 	}
 
 #ifdef CONFIG_BLK_DEV_INITRD

drivers/serial/sunzilog.c

@@ -1522,6 +1522,10 @@ static void __init sunzilog_prepare(void)
 		up[(chip * 2) + 0].port.membase = (char *) &rp->channelA;
 		up[(chip * 2) + 1].port.membase = (char *) &rp->channelB;
 
+		/* These do nothing but make the boot output sensible */
+		up[(chip * 2) + 0].port.mapbase = (unsigned long) &rp->channelA;
+		up[(chip * 2) + 1].port.mapbase = (unsigned long) &rp->channelB;
+
 		/* Channel A */
 		up[(chip * 2) + 0].port.iotype = SERIAL_IO_MEM;
 		up[(chip * 2) + 0].port.irq = zilog_irq;