Index: bus_dma.c
===================================================================
RCS file: /cvs/src/sys/arch/landisk/landisk/bus_dma.c,v
retrieving revision 1.12
diff -u -p -r1.12 bus_dma.c
--- bus_dma.c	16 Nov 2014 12:30:57 -0000	1.12
+++ bus_dma.c	21 Jan 2015 11:58:56 -0000
@@ -379,7 +379,7 @@ _bus_dmamap_load_mbuf(bus_dma_tag_t t, b
 			continue;
 
 		vaddr = (vaddr_t)(m->m_data);
-		paddr = (paddr_t)(SH3_P1SEG_TO_PHYS(vaddr));
+		(void)pmap_extract(pmap_kernel(), vaddr, &paddr);
 		size = m->m_len;
 		error = _bus_dmamap_load_paddr(t, map, paddr, vaddr, size,
 		    &seg, &lastaddr, first);