patch-2.4.20 linux-2.4.20/include/asm-m68k/pci.h

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diff -urN linux-2.4.19/include/asm-m68k/pci.h linux-2.4.20/include/asm-m68k/pci.h
@@ -48,4 +48,10 @@
 /* Return the index of the PCI controller for device PDEV. */
 #define pci_controller_num(PDEV)	(0)
 
+/* The PCI address space does 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	(1)
+
 #endif /* _ASM_M68K_PCI_H */

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