--- zzzz-none-000/linux-3.10.107/arch/sparc/include/asm/pgalloc_32.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/sparc/include/asm/pgalloc_32.h	2021-02-04 17:41:59.000000000 +0000
@@ -14,6 +14,8 @@
 void *srmmu_get_nocache(int size, int align);
 void srmmu_free_nocache(void *addr, int size);
 
+extern struct resource sparc_iomap;
+
 #define check_pgt_cache()	do { } while (0)
 
 pgd_t *get_pgd_fast(void);