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1 #ifndef _SYSLINUX_FIRMWARE_H
2 #define _SYSLINUX_FIRMWARE_H
3 
4 #include <inttypes.h>
5 #include <stdbool.h>
6 
7 struct term_state;
8 
9 struct output_ops {
10 	void (*erase) (int, int, int, int, uint8_t);
11 	void (*write_char) (uint8_t, uint8_t);
12 	void (*showcursor) (const struct term_state *);
13 	void (*scroll_up) (uint8_t, uint8_t, uint8_t);
14 	void (*set_cursor) (int, int, bool);
15 	void (*beep) (void);
16 	void (*get_mode)(int *, int *);
17 	void (*text_mode)(void);
18 	void (*get_cursor)(uint8_t *, uint8_t *);
19 };
20 
21 struct input_ops {
22 	char (*getchar)(char *);
23 	int (*pollchar)(void);
24 	uint8_t (*shiftflags)(void);
25 };
26 
27 struct adv_ops {
28 	void (*init)(void);
29 	int (*write)(void);
30 };
31 
32 struct vesa_info;
33 enum vesa_pixel_format;
34 struct win_info;
35 
36 struct vesa_ops {
37 	int (*set_mode)(struct vesa_info *, int *, int *, enum vesa_pixel_format *);
38 	void (*screencpy)(size_t, const uint32_t *, size_t, struct win_info *);
39 	int (*font_query)(uint8_t **);
40 };
41 
42 enum heap;
43 struct mem_ops {
44 	void *(*malloc)(size_t, enum heap, size_t);
45 	void *(*realloc)(void *, size_t);
46 	void (*free)(void *);
47 };
48 
49 struct initramfs;
50 struct setup_data;
51 
52 struct firmware {
53 	void (*init)(void);
54 	void (*adjust_screen)(void);
55 	void (*cleanup)(void);
56 	struct disk *(*disk_init)(void *);
57 	struct output_ops *o_ops;
58 	struct input_ops *i_ops;
59 	void (*get_serial_console_info)(uint16_t *, uint16_t *, uint16_t *);
60 	struct adv_ops *adv_ops;
61 	int (*boot_linux)(void *, size_t, struct initramfs *,
62 			  struct setup_data *, char *);
63 	struct vesa_ops *vesa;
64 	struct mem_ops *mem;
65 };
66 
67 extern struct firmware *firmware;
68 
69 extern void syslinux_register_bios(void);
70 extern void init(void);
71 
72 #endif /* _SYSLINUX_FIRMWARE_H */
73