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-rw-r--r--sys/arch/amd64/include/bus.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/arch/amd64/include/bus.h b/sys/arch/amd64/include/bus.h
index 6b91fb62fc5..8a8e79b6447 100644
--- a/sys/arch/amd64/include/bus.h
+++ b/sys/arch/amd64/include/bus.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: bus.h,v 1.4 2005/11/05 18:29:24 marco Exp $ */
+/* $OpenBSD: bus.h,v 1.5 2006/04/27 15:17:12 mickey Exp $ */
/* $NetBSD: bus.h,v 1.6 1996/11/10 03:19:25 thorpej Exp $ */
/*-
@@ -963,7 +963,7 @@ bus_space_barrier(bus_space_tag_t tag, bus_space_handle_t bsh,
#define BUS_DMA_BUS1 0x010 /* placeholders for bus functions... */
#define BUS_DMA_BUS2 0x020
#define BUS_DMA_BUS3 0x040
-#define BUS_DMA_BUS4 0x080
+#define BUS_DMA_24BIT 0x080 /* isadma map */
#define BUS_DMA_STREAMING 0x100 /* hint: sequential, unidirectional */
#define BUS_DMA_READ 0x200 /* mapping is device -> memory only */
#define BUS_DMA_WRITE 0x400 /* mapping is memory -> device only */