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-rw-r--r--sys/ia64/include/bus.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/ia64/include/bus.h b/sys/ia64/include/bus.h
index 7a5c0f4..0db84a4 100644
--- a/sys/ia64/include/bus.h
+++ b/sys/ia64/include/bus.h
@@ -852,6 +852,7 @@ bus_space_copy_region_8(bus_space_tag_t bst, bus_space_handle_t bsh1,
#define BUS_DMA_NOWAIT 0x01 /* not safe to sleep */
#define BUS_DMA_ALLOCNOW 0x02 /* perform resource allocation now */
#define BUS_DMA_COHERENT 0x04 /* hint: map memory in a coherent way */
+#define BUS_DMA_ZERO 0x08 /* allocate zero'ed memory */
#define BUS_DMA_ISA 0x10 /* map memory for ISA dma */
#define BUS_DMA_BUS2 0x20 /* placeholders for bus functions... */
#define BUS_DMA_BUS3 0x40
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