1: #ifndef NVRAM_H
    2: #define NVRAM_H
    3: 
    4: /* NVRAM helpers */
    5: typedef uint32_t (*nvram_read_t)(void *private, uint32_t addr);
    6: typedef void (*nvram_write_t)(void *private, uint32_t addr, uint32_t val);
    7: typedef struct nvram_t {
    8:     void *opaque;
    9:     nvram_read_t read_fn;
   10:     nvram_write_t write_fn;
   11: } nvram_t;
   12: 
   13: void NVRAM_set_byte (nvram_t *nvram, uint32_t addr, uint8_t value);
   14: uint8_t NVRAM_get_byte (nvram_t *nvram, uint32_t addr);
   15: void NVRAM_set_word (nvram_t *nvram, uint32_t addr, uint16_t value);
   16: uint16_t NVRAM_get_word (nvram_t *nvram, uint32_t addr);
   17: void NVRAM_set_lword (nvram_t *nvram, uint32_t addr, uint32_t value);
   18: uint32_t NVRAM_get_lword (nvram_t *nvram, uint32_t addr);
   19: void NVRAM_set_string (nvram_t *nvram, uint32_t addr,
   20:                        const unsigned char *str, uint32_t max);
   21: int NVRAM_get_string (nvram_t *nvram, uint8_t *dst, uint16_t addr, int max);
   22: void NVRAM_set_crc (nvram_t *nvram, uint32_t addr,
   23:                     uint32_t start, uint32_t count);
   24: int PPC_NVRAM_set_params (nvram_t *nvram, uint16_t NVRAM_size,
   25:                           const unsigned char *arch,
   26:                           uint32_t RAM_size, int boot_device,
   27:                           uint32_t kernel_image, uint32_t kernel_size,
   28:                           const char *cmdline,
   29:                           uint32_t initrd_image, uint32_t initrd_size,
   30:                           uint32_t NVRAM_image,
   31:                           int width, int height, int depth);
   32: typedef struct m48t59_t m48t59_t;
   33: 
   34: void m48t59_write (void *private, uint32_t addr, uint32_t val);
   35: uint32_t m48t59_read (void *private, uint32_t addr);
   36: void m48t59_toggle_lock (void *private, int lock);
   37: m48t59_t *m48t59_init (qemu_irq IRQ, target_phys_addr_t mem_base,
   38:                        uint32_t io_base, uint16_t size,
   39:                        int type);
   40: void m48t59_set_addr (void *opaque, uint32_t addr);
   41: 
   42: #endif /* !NVRAM_H */