--- /dev/null
+--- a/arch/mips/bcm47xx/nvram.c
++++ b/arch/mips/bcm47xx/nvram.c
+@@ -29,7 +29,9 @@
+ #define MB * 1048576
+ extern struct ssb_bus ssb_bcm47xx;
+
+-static char nvram_buf[NVRAM_SPACE];
++char nvram_buf[NVRAM_SPACE];
++EXPORT_SYMBOL(nvram_buf);
++
+ static int cfe_env;
+ extern char *cfe_env_get(char *nv_buf, const char *name);
+
+--- a/arch/mips/mm/cache.c
++++ b/arch/mips/mm/cache.c
+@@ -52,6 +52,7 @@ void (*_dma_cache_wback)(unsigned long s
+ void (*_dma_cache_inv)(unsigned long start, unsigned long size);
+
+ EXPORT_SYMBOL(_dma_cache_wback_inv);
++EXPORT_SYMBOL(_dma_cache_inv);
+
+ #endif /* CONFIG_DMA_NONCOHERENT */
+
--- /dev/null
+--- a/arch/mips/bcm47xx/nvram.c
++++ b/arch/mips/bcm47xx/nvram.c
+@@ -29,7 +29,9 @@
+ #define MB * 1048576
+ extern struct ssb_bus ssb_bcm47xx;
+
+-static char nvram_buf[NVRAM_SPACE];
++char nvram_buf[NVRAM_SPACE];
++EXPORT_SYMBOL(nvram_buf);
++
+ static int cfe_env;
+ extern char *cfe_env_get(char *nv_buf, const char *name);
+
+--- a/arch/mips/mm/cache.c
++++ b/arch/mips/mm/cache.c
+@@ -52,6 +52,7 @@ void (*_dma_cache_wback)(unsigned long s
+ void (*_dma_cache_inv)(unsigned long start, unsigned long size);
+
+ EXPORT_SYMBOL(_dma_cache_wback_inv);
++EXPORT_SYMBOL(_dma_cache_inv);
+
+ #endif /* CONFIG_DMA_NONCOHERENT */
+
--- /dev/null
+--- a/arch/mips/bcm47xx/nvram.c
++++ b/arch/mips/bcm47xx/nvram.c
+@@ -29,7 +29,9 @@
+ #define MB * 1048576
+ extern struct ssb_bus ssb_bcm47xx;
+
+-static char nvram_buf[NVRAM_SPACE];
++char nvram_buf[NVRAM_SPACE];
++EXPORT_SYMBOL(nvram_buf);
++
+ static int cfe_env;
+ extern char *cfe_env_get(char *nv_buf, const char *name);
+
+--- a/arch/mips/mm/cache.c
++++ b/arch/mips/mm/cache.c
+@@ -52,6 +52,7 @@ void (*_dma_cache_wback)(unsigned long s
+ void (*_dma_cache_inv)(unsigned long start, unsigned long size);
+
+ EXPORT_SYMBOL(_dma_cache_wback_inv);
++EXPORT_SYMBOL(_dma_cache_inv);
+
+ #endif /* CONFIG_DMA_NONCOHERENT */
+
--- /dev/null
+--- a/arch/mips/bcm47xx/nvram.c
++++ b/arch/mips/bcm47xx/nvram.c
+@@ -29,7 +29,9 @@
+ #define MB * 1048576
+ extern struct ssb_bus ssb_bcm47xx;
+
+-static char nvram_buf[NVRAM_SPACE];
++char nvram_buf[NVRAM_SPACE];
++EXPORT_SYMBOL(nvram_buf);
++
+ static int cfe_env;
+ extern char *cfe_env_get(char *nv_buf, const char *name);
+
+--- a/arch/mips/mm/cache.c
++++ b/arch/mips/mm/cache.c
+@@ -52,6 +52,7 @@ void (*_dma_cache_wback)(unsigned long s
+ void (*_dma_cache_inv)(unsigned long start, unsigned long size);
+
+ EXPORT_SYMBOL(_dma_cache_wback_inv);
++EXPORT_SYMBOL(_dma_cache_inv);
+
+ #endif /* CONFIG_DMA_NONCOHERENT */
+