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1/* SPDX-License-Identifier: GPL-2.0 */
2
3#ifndef __LINUX_INITRD_H
4#define __LINUX_INITRD_H
5
6/* starting block # of image */
7extern int rd_image_start;
8
9/* size of a single RAM disk */
10extern unsigned long rd_size;
11
12/* 1 if it is not an error if initrd_start < memory_start */
13extern int initrd_below_start_ok;
14
15/* free_initrd_mem always gets called with the next two as arguments.. */
16extern unsigned long initrd_start, initrd_end;
17extern void free_initrd_mem(unsigned long, unsigned long);
18
19#ifdef CONFIG_BLK_DEV_INITRD
20extern void __init reserve_initrd_mem(void);
21extern void wait_for_initramfs(void);
22#else
23static inline void __init reserve_initrd_mem(void) {}
24static inline void wait_for_initramfs(void) {}
25#endif
26
27extern phys_addr_t phys_initrd_start;
28extern unsigned long phys_initrd_size;
29
30extern char __initramfs_start[];
31extern unsigned long __initramfs_size;
32
33void console_on_rootfs(void);
34
35#endif /* __LINUX_INITRD_H */