PERFORCE change 107281 for review

[Warner Losh]

http://perforce.freebsd.org/chv.cgi?CH=107281

Change 107281 by imp at imp_lighthouse on 2006/10/05 00:29:40

	Allocate up to MAXPHYS for transfers.
	Map data->len rather than block_len, these used to be the same, but
	if I do multiblock, they will be different.

Affected files ...

.. //depot/projects/arm/src/sys/arm/at91/at91_mci.c#23 edit

Differences ...

==== //depot/projects/arm/src/sys/arm/at91/at91_mci.c#23 (text+ko) ====

@@ -173,8 +173,8 @@
 	 * Allocate DMA tags and maps
 	 */
 	err = bus_dma_tag_create(NULL, 1, 0, BUS_SPACE_MAXADDR_32BIT,
-	    BUS_SPACE_MAXADDR, NULL, NULL, 2058, 1, 2048, BUS_DMA_ALLOCNOW,
-	    NULL, NULL, &sc->dmatag);
+	    BUS_SPACE_MAXADDR, NULL, NULL, MAXPHYS, 1, MAXPHYS,
+	    BUS_DMA_ALLOCNOW, NULL, NULL, &sc->dmatag);
 	if (err != 0)
 		goto out;
 
@@ -364,7 +364,7 @@
 			bus_addr_t paddr;
 
 			if (bus_dmamap_load(sc->dmatag, sc->map, vaddr,
-				block_size, at91_mci_getaddr, &paddr, 0) != 0) {
+				data->len, at91_mci_getaddr, &paddr, 0) != 0) {
 				if (req->cmd->flags & STOP_STARTED)
 					req->stop->error = MMC_ERR_NO_MEMORY;
 				else