1/*
2 * pnpbios.h - contains local definitions
3 */
4
5#pragma pack(1)
6union pnp_bios_install_struct {
7	struct {
8		u32 signature;    /* "$PnP" */
9		u8 version;	  /* in BCD */
10		u8 length;	  /* length in bytes, currently 21h */
11		u16 control;	  /* system capabilities */
12		u8 checksum;	  /* all bytes must add up to 0 */
13
14		u32 eventflag;    /* phys. address of the event flag */
15		u16 rmoffset;     /* real mode entry point */
16		u16 rmcseg;
17		u16 pm16offset;   /* 16 bit protected mode entry */
18		u32 pm16cseg;
19		u32 deviceID;	  /* EISA encoded system ID or 0 */
20		u16 rmdseg;	  /* real mode data segment */
21		u32 pm16dseg;	  /* 16 bit pm data segment base */
22	} fields;
23	char chars[0x21];	  /* To calculate the checksum */
24};
25#pragma pack()
26
27extern int pnp_bios_present(void);
28extern int  pnpbios_dont_use_current_config;
29
30extern int pnpbios_parse_data_stream(struct pnp_dev *dev, struct pnp_bios_node * node);
31extern int pnpbios_read_resources_from_node(struct pnp_resource_table *res, struct pnp_bios_node * node);
32extern int pnpbios_write_resources_to_node(struct pnp_resource_table *res, struct pnp_bios_node * node);
33extern void pnpid32_to_pnpid(u32 id, char *str);
34
35extern void pnpbios_print_status(const char * module, u16 status);
36extern void pnpbios_calls_init(union pnp_bios_install_struct * header);
37
38#ifdef CONFIG_PNPBIOS_PROC_FS
39extern int pnpbios_interface_attach_device(struct pnp_bios_node * node);
40extern int pnpbios_proc_init (void);
41extern void pnpbios_proc_exit (void);
42#else
43static inline int pnpbios_interface_attach_device(struct pnp_bios_node * node) { return 0; }
44static inline int pnpbios_proc_init (void) { return 0; }
45static inline void pnpbios_proc_exit (void) { ; }
46#endif /* CONFIG_PNPBIOS_PROC_FS */
47