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#include <asm/bootinfo.h>
#define DEFAULT_BOOTINFO_FILE "/proc/bootinfo"
#define MAX_BOOTINFO_SIZE 1536
/* New in 6.2's <asm/bootinfo.h>. Remove once 6.2 is baseline version. */
#ifndef BI_RNG_SEED
#define BI_RNG_SEED 0x0008
#endif
/*
* Convenience overlay of several struct bi_record variants
*/
struct bi_rec {
__be16 tag;
__be16 size;
union {
__be32 data[0];
/* shorthands for the types we use */
__be32 machtype;
struct {
__be32 addr;
__be32 size;
} mem_info;
char string[0];
struct {
__be16 len;
__u8 data[0];
} rng_seed;
};
};
/*
* We only support the "new" tagged bootinfo (v2)
*/
#define SUPPORTED_BOOTINFO_VERSION 2
extern const char *bootinfo_file;
extern void bootinfo_load(void);
extern void bootinfo_print(void);
extern int bootinfo_get_memory_ranges(struct memory_range **range);
extern void bootinfo_set_cmdline(const char *cmdline);
extern void bootinfo_set_ramdisk(unsigned long ramdisk_addr,
unsigned long ramdisk_size);
extern void bootinfo_add_rng_seed(void);
extern void bootinfo_check_bootversion(const struct kexec_info *info);
extern void add_bootinfo(struct kexec_info *info, unsigned long addr);
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