--- zzzz-none-000/linux-3.10.107/arch/m68k/include/asm/atari_stram.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/m68k/include/asm/atari_stram.h	2021-02-04 17:41:59.000000000 +0000
@@ -8,6 +8,8 @@
 /* public interface */
 void *atari_stram_alloc(unsigned long size, const char *owner);
 void atari_stram_free(void *);
+void *atari_stram_to_virt(unsigned long phys);
+unsigned long atari_stram_to_phys(void *);
 
 /* functions called internally by other parts of the kernel */
 void atari_stram_init(void);