uint32_t m48t59_read (m48t59_t *NVRAM);
void m48t59_set_addr (m48t59_t *NVRAM, uint32_t addr);
void m48t59_toggle_lock (m48t59_t *NVRAM, int lock);
-m48t59_t *m48t59_init (int IRQ, uint32_t io_base, uint16_t size);
+m48t59_t *m48t59_init (int IRQ, uint32_t io_base,
+ uint32_t mem_base, uint16_t size);
#endif /* !defined (__M48T59_H__) */