--- 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 */