53 строки
1.3 KiB
C
53 строки
1.3 KiB
C
/*
|
|
* Non-machine dependent bootinfo structure. Basic idea
|
|
* borrowed from the m68k.
|
|
*
|
|
* Copyright (C) 1999 Cort Dougan <cort@ppc.kernel.org>
|
|
*/
|
|
|
|
#ifdef __KERNEL__
|
|
#ifndef _PPC_BOOTINFO_H
|
|
#define _PPC_BOOTINFO_H
|
|
|
|
#include <linux/config.h>
|
|
#include <asm/page.h>
|
|
|
|
#if defined(CONFIG_APUS) && !defined(__BOOTER__)
|
|
#include <asm-m68k/bootinfo.h>
|
|
#else
|
|
|
|
struct bi_record {
|
|
unsigned long tag; /* tag ID */
|
|
unsigned long size; /* size of record (in bytes) */
|
|
unsigned long data[0]; /* data */
|
|
};
|
|
|
|
#define BI_FIRST 0x1010 /* first record - marker */
|
|
#define BI_LAST 0x1011 /* last record - marker */
|
|
#define BI_CMD_LINE 0x1012
|
|
#define BI_BOOTLOADER_ID 0x1013
|
|
#define BI_INITRD 0x1014
|
|
#define BI_SYSMAP 0x1015
|
|
#define BI_MACHTYPE 0x1016
|
|
#define BI_MEMSIZE 0x1017
|
|
#define BI_BOARD_INFO 0x1018
|
|
|
|
extern struct bi_record *find_bootinfo(void);
|
|
extern void bootinfo_init(struct bi_record *rec);
|
|
extern void bootinfo_append(unsigned long tag, unsigned long size, void * data);
|
|
extern void parse_bootinfo(struct bi_record *rec);
|
|
extern unsigned long boot_mem_size;
|
|
|
|
static inline struct bi_record *
|
|
bootinfo_addr(unsigned long offset)
|
|
{
|
|
|
|
return (struct bi_record *)_ALIGN((offset) + (1 << 20) - 1,
|
|
(1 << 20));
|
|
}
|
|
#endif /* CONFIG_APUS */
|
|
|
|
|
|
#endif /* _PPC_BOOTINFO_H */
|
|
#endif /* __KERNEL__ */
|