1#ifndef HW_M48T59_H
2#define HW_M48T59_H
3
4#include "exec/hwaddr.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
16typedef struct Nvram Nvram;
17
18typedef struct NvramClass {
19 InterfaceClass parent;
20
21 uint32_t (*read)(Nvram *obj, uint32_t addr);
22 void (*write)(Nvram *obj, uint32_t addr, uint32_t val);
23 void (*toggle_lock)(Nvram *obj, int lock);
24} NvramClass;
25
26Nvram *m48t59_init_isa(ISABus *bus, uint32_t io_base, uint16_t size,
27 int base_year, int type);
28Nvram *m48t59_init(qemu_irq IRQ, hwaddr mem_base,
29 uint32_t io_base, uint16_t size, int base_year,
30 int type);
31
32#endif /* HW_M48T59_H */
33