patch-2.4.20 linux-2.4.20/include/asm-sparc/pci.h

• Lines: 13
• Date: Thu Nov 28 15:53:15 2002
• Orig file: linux-2.4.19/include/asm-sparc/pci.h
• Orig date: Mon Feb 25 11:38:13 2002

diff -urN linux-2.4.19/include/asm-sparc/pci.h linux-2.4.20/include/asm-sparc/pci.h
@@ -27,6 +27,12 @@
 /* Dynamic DMA mapping stuff.
  */
 
+/* The PCI address space does not equal the physical memory
+ * address space.  The networking and block device layers use
+ * this boolean for bounce buffer decisions.
+ */
+#define PCI_DMA_BUS_IS_PHYS     (0)
+
 #include <asm/scatterlist.h>
 
 struct pci_dev;