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 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 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 */