2 files changed, 20 insertions, 10 deletions

diff --git a/arch/sandbox/cpu/cpu.c b/arch/sandbox/cpu/cpu.c
index 0199104..66c3a6a 100644
--- a/arch/sandbox/cpu/cpu.c
+++ b/arch/sandbox/cpu/cpu.c
@@ -56,6 +56,16 @@ int cleanup_before_linux_select(int flags)
 	return 0;
 }
 
+void *phys_to_virt(phys_addr_t paddr)
+{
+	return (void *)(gd->arch.ram_buf + paddr);
+}
+
+phys_addr_t virt_to_phys(void *vaddr)
+{
+	return (phys_addr_t)((uint8_t *)vaddr - gd->arch.ram_buf);
+}
+
 void *map_physmem(phys_addr_t paddr, unsigned long len, unsigned long flags)
 {
 #if defined(CONFIG_PCI) && !defined(CONFIG_SPL_BUILD)
@@ -73,7 +83,7 @@ void *map_physmem(phys_addr_t paddr, unsigned long len, unsigned long flags)
 	}
 #endif
 
-	return (void *)(gd->arch.ram_buf + paddr);
+	return phys_to_virt(paddr);
 }
 
 void unmap_physmem(const void *vaddr, unsigned long flags)
diff --git a/arch/sandbox/include/asm/io.h b/arch/sandbox/include/asm/io.h
index a685635..fd3c247 100644
--- a/arch/sandbox/include/asm/io.h
+++ b/arch/sandbox/include/asm/io.h
@@ -7,22 +7,22 @@
 #ifndef __SANDBOX_ASM_IO_H
 #define __SANDBOX_ASM_IO_H
 
-/*
- * Given a physical address and a length, return a virtual address
- * that can be used to access the memory range with the caching
- * properties specified by "flags".
- */
-#define MAP_NOCACHE	(0)
-#define MAP_WRCOMBINE	(0)
-#define MAP_WRBACK	(0)
-#define MAP_WRTHROUGH	(0)
+void *phys_to_virt(phys_addr_t paddr);
+#define phys_to_virt phys_to_virt
+
+phys_addr_t virt_to_phys(void *vaddr);
+#define virt_to_phys virt_to_phys
 
 void *map_physmem(phys_addr_t paddr, unsigned long len, unsigned long flags);
+#define map_physmem map_physmem
 
 /*
  * Take down a mapping set up by map_physmem().
  */
 void unmap_physmem(const void *vaddr, unsigned long flags);
+#define unmap_physmem unmap_physmem
+
+#include <asm-generic/io.h>
 
 /* For sandbox, we want addresses to point into our RAM buffer */
 static inline void *map_sysmem(phys_addr_t paddr, unsigned long len)