In phys_to_virt() and virt_to_phys(), if CONFIG_ADDR_MAP is defined,
they use addrmap_ translation APIs to do the address translation.
However these APIs only work in post-relocation phase.
Update the code logic to fall back to use the default one when in
pre-relocation phase.
Signed-off-by: Bin Meng <bmeng...@gmail.com>
---
(no changes since v1)
arch/powerpc/include/asm/io.h | 15 +++++++++------
1 file changed, 9 insertions(+), 6 deletions(-)
diff --git a/arch/powerpc/include/asm/io.h b/arch/powerpc/include/asm/io.h
index 6d76e3e..998a82a 100644
--- a/arch/powerpc/include/asm/io.h
+++ b/arch/powerpc/include/asm/io.h
@@ -10,7 +10,10 @@
#include <asm/byteorder.h>
#ifdef CONFIG_ADDR_MAP
+#include <asm/global_data.h>
#include <addr_map.h>
+
+DECLARE_GLOBAL_DATA_PTR;
#endif
#define SIO_CONFIG_RA 0x398
@@ -303,20 +306,20 @@ static inline void out_be32(volatile unsigned __iomem
*addr, u32 val)
static inline void *phys_to_virt(phys_addr_t paddr)
{
#ifdef CONFIG_ADDR_MAP
- return addrmap_phys_to_virt(paddr);
-#else
- return (void *)((unsigned long)paddr);
+ if (gd->flags & GD_FLG_RELOC)
+ return addrmap_phys_to_virt(paddr);
#endif
+ return (void *)((unsigned long)paddr);
}
#define phys_to_virt phys_to_virt
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);
+ if (gd->flags & GD_FLG_RELOC)
+ return addrmap_virt_to_phys(vaddr);
#endif
+ return (phys_addr_t)((unsigned long)vaddr);
}
#define virt_to_phys virt_to_phys
--
2.7.4
