Author: ian
Date: Thu Nov 6 18:15:16 2014
New Revision: 274189
URL: https://svnweb.freebsd.org/changeset/base/274189
Log:
A dma tag alignment should be 1 (not 0) when a device can dma at any address.
Modified:
head/sys/dev/ahci/ahci.c
Modified: head/sys/dev/ahci/ahci.c
==============================================================================
--- head/sys/dev/ahci/ahci.c Thu Nov 6 18:14:12 2014 (r274188)
+++ head/sys/dev/ahci/ahci.c Thu Nov 6 18:15:16 2014 (r274189)
@@ -217,7 +217,7 @@ ahci_attach(device_t dev)
ctlr->emloc = ATA_INL(ctlr->r_mem, AHCI_EM_LOC);
/* Create controller-wide DMA tag. */
- if (bus_dma_tag_create(bus_get_dma_tag(dev), 0, 0,
+ if (bus_dma_tag_create(bus_get_dma_tag(dev), 1, 0,
(ctlr->caps & AHCI_CAP_64BIT) ? BUS_SPACE_MAXADDR :
BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
BUS_SPACE_MAXSIZE, BUS_SPACE_UNRESTRICTED, BUS_SPACE_MAXSIZE,
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