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-rw-r--r--include/asm-sparc/dma.h9
1 files changed, 8 insertions, 1 deletions
diff --git a/include/asm-sparc/dma.h b/include/asm-sparc/dma.h
index 9c6885d10..a9f43c034 100644
--- a/include/asm-sparc/dma.h
+++ b/include/asm-sparc/dma.h
@@ -1,4 +1,4 @@
-/* $Id: dma.h,v 1.24 1997/04/10 05:13:21 davem Exp $
+/* $Id: dma.h,v 1.25 1998/02/09 13:27:01 jj Exp $
* include/asm-sparc/dma.h
*
* Copyright 1995 (C) David S. Miller (davem@caip.rutgers.edu)
@@ -7,6 +7,7 @@
#ifndef _ASM_SPARC_DMA_H
#define _ASM_SPARC_DMA_H
+#include <linux/config.h>
#include <linux/kernel.h>
#include <linux/types.h>
@@ -71,7 +72,13 @@ struct Linux_SBus_DMA {
extern struct Linux_SBus_DMA *dma_chain;
/* Broken hardware... */
+#ifdef CONFIG_SUN4
+/* Have to sort this out. Does rev0 work fine on sun4[cmd] without isbroken?
+ * Or is rev0 present only on sun4 boxes? -jj */
+#define DMA_ISBROKEN(dma) ((dma)->revision == dvmarev0 || (dma)->revision == dvmarev1)
+#else
#define DMA_ISBROKEN(dma) ((dma)->revision == dvmarev1)
+#endif
#define DMA_ISESC1(dma) ((dma)->revision == dvmaesc1)
/* Main routines in dma.c */