2 * Non-machine dependent bootinfo structure. Basic idea
3 * borrowed from the m68k.
5 * Copyright (C) 1999 Cort Dougan <cort@ppc.kernel.org>
9 #ifndef _PPC_BOOTINFO_H
10 #define _PPC_BOOTINFO_H
15 unsigned long tag; /* tag ID */
16 unsigned long size; /* size of record (in bytes) */
17 unsigned long data[0]; /* data */
20 #define BI_FIRST 0x1010 /* first record - marker */
21 #define BI_LAST 0x1011 /* last record - marker */
22 #define BI_CMD_LINE 0x1012
23 #define BI_BOOTLOADER_ID 0x1013
24 #define BI_INITRD 0x1014
25 #define BI_SYSMAP 0x1015
26 #define BI_MACHTYPE 0x1016
27 #define BI_MEMSIZE 0x1017
28 #define BI_BOARD_INFO 0x1018
30 extern struct bi_record *find_bootinfo(void);
31 extern void bootinfo_init(struct bi_record *rec);
32 extern void bootinfo_append(unsigned long tag, unsigned long size, void * data);
33 extern void parse_bootinfo(struct bi_record *rec);
34 extern unsigned long boot_mem_size;
36 static inline struct bi_record *
37 bootinfo_addr(unsigned long offset)
40 return (struct bi_record *)_ALIGN((offset) + (1 << 20) - 1,
45 #endif /* _PPC_BOOTINFO_H */
46 #endif /* __KERNEL__ */