microblaze: Added more support for PCI

In order to use an off the shelf nic, like the intel pro card, changes are needed to support pci dma interfaces and other small changes. Signed-off-by: John Linn <[email protected]> Signed-off-by: Michal Simek <[email protected]>
jadonk · Oct 4, 2012 · c74c8b1 · c74c8b1
1 parent aaa5241
commit c74c8b1
Show file tree

Hide file tree

Showing 2 changed files with 6 additions and 0 deletions.
diff --git a/arch/microblaze/include/asm/io.h b/arch/microblaze/include/asm/io.h
@@ -35,6 +35,10 @@ extern resource_size_t isa_mem_base;
 
 #define IO_SPACE_LIMIT (0xFFFFFFFF)
 
+/* the following is needed to support PCI with some drivers */
+
+#define mmiowb()
+
 static inline unsigned char __raw_readb(const volatile void __iomem *addr)
 {
 	return *(volatile unsigned char __force *)addr;

diff --git a/arch/microblaze/include/asm/pci.h b/arch/microblaze/include/asm/pci.h
@@ -22,6 +22,8 @@
 #include <asm/prom.h>
 #include <asm/pci-bridge.h>
 
+#include <asm-generic/pci-dma-compat.h>
+
 #define PCIBIOS_MIN_IO		0x1000
 #define PCIBIOS_MIN_MEM		0x10000000