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Diffstat (limited to 'include/asm-ppc/io.h')
-rw-r--r--include/asm-ppc/io.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/include/asm-ppc/io.h b/include/asm-ppc/io.h
index c349681..4ddad26 100644
--- a/include/asm-ppc/io.h
+++ b/include/asm-ppc/io.h
@@ -10,6 +10,10 @@
#include <linux/config.h>
#include <asm/byteorder.h>
+#ifdef CONFIG_ADDR_MAP
+#include <addr_map.h>
+#endif
+
#define SIO_CONFIG_RA 0x398
#define SIO_CONFIG_RD 0x399
@@ -287,7 +291,11 @@ extern inline void out_be32(volatile unsigned __iomem *addr, int val)
static inline void *
map_physmem(phys_addr_t paddr, unsigned long len, unsigned long flags)
{
+#ifdef CONFIG_ADDR_MAP
+ return (void *)(addrmap_phys_to_virt(paddr));
+#else
return (void *)((unsigned long)paddr);
+#endif
}
/*
@@ -298,4 +306,13 @@ static inline void unmap_physmem(void *vaddr, unsigned long flags)
}
+static inline phys_addr_t virt_to_phys(void * vaddr)
+{
+#ifdef CONFIG_ADDR_MAP
+ return addrmap_virt_to_phys(vaddr);
+#else
+ return (phys_addr_t)((unsigned long)vaddr);
+#endif
+}
+
#endif