include/hw/timer/m48t59.h

   1 #ifndef NVRAM_H
   2 #define NVRAM_H
   3
   4 #include "qemu-common.h"
   5 #include "qom/object.h"
   6
   7 #define TYPE_NVRAM "nvram"
   8
   9 #define NVRAM_CLASS(klass) \
  10     OBJECT_CLASS_CHECK(NvramClass, (klass), TYPE_NVRAM)
  11 #define NVRAM_GET_CLASS(obj) \
  12     OBJECT_GET_CLASS(NvramClass, (obj), TYPE_NVRAM)
  13 #define NVRAM(obj) \
  14     INTERFACE_CHECK(Nvram, (obj), TYPE_NVRAM)
  15
  16 typedef struct Nvram {
  17     Object parent;
  18 } Nvram;
  19
  20 typedef struct NvramClass {
  21     InterfaceClass parent;
  22
  23     uint32_t (*read)(Nvram *obj, uint32_t addr);
  24     void (*write)(Nvram *obj, uint32_t addr, uint32_t val);
  25     void (*toggle_lock)(Nvram *obj, int lock);
  26 } NvramClass;
  27
  28 Nvram *m48t59_init_isa(ISABus *bus, uint32_t io_base, uint16_t size,
  29                        int base_year, int type);
  30 Nvram *m48t59_init(qemu_irq IRQ, hwaddr mem_base,
  31                    uint32_t io_base, uint16_t size, int base_year,
  32                    int type);
  33
  34 #endif /* !NVRAM_H */