Date: Mon, 24 Sep 2007 13:19:05 GMT From: Oleksandr Tymoshenko <gonzo@FreeBSD.org> To: Perforce Change Reviews <perforce@FreeBSD.org> Subject: PERFORCE change 126769 for review Message-ID: <200709241319.l8ODJ5XT058364@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=126769 Change 126769 by gonzo@gonzo_jeeves on 2007/09/24 13:18:31 o Use KSEG1 address for request of BUS_DMA_COHERENT region. Affected files ... .. //depot/projects/mips2/src/sys/mips/mips/busdma_machdep.c#7 edit Differences ... ==== //depot/projects/mips2/src/sys/mips/mips/busdma_machdep.c#7 (text+ko) ==== @@ -448,8 +448,7 @@ void *tmpaddr = (void *)*vaddr; if (tmpaddr) { - tmpaddr = (void *)((vm_offset_t)(tmpaddr) + - ((vm_offset_t)*vaddr & PAGE_MASK)); + tmpaddr = MIPS_PHYS_TO_KSEG1(vtophys(tmpaddr)); newmap->origbuffer = *vaddr; newmap->allocbuffer = tmpaddr; mips_dcache_wbinv_range((vm_offset_t)*vaddr, @@ -474,7 +473,6 @@ KASSERT(map->allocbuffer == vaddr, ("Trying to freeing the wrong DMA buffer")); vaddr = map->origbuffer; - /* XXXMIPS: arm_unmap_nocache(map->allocbuffer, dmat->maxsize); */ } if (dmat->maxsize <= PAGE_SIZE) free(vaddr, M_DEVBUF);
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