blob: ddb3e5a455882a528e11dcf559c6df6a06e77f13 [file] [log] [blame]
#ifndef _INITRD_H
#define _INITRD_H
/** @file
*
* Initial ramdisk (initrd) reshuffling
*
*/
FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
#include <ipxe/uaccess.h>
/** Minimum alignment for initrds
*
* Some versions of Linux complain about initrds that are not
* page-aligned.
*/
#define INITRD_ALIGN 4096
/** Minimum free space required to reshuffle initrds
*
* Chosen to avoid absurdly long reshuffling times
*/
#define INITRD_MIN_FREE_LEN ( 512 * 1024 )
extern void initrd_reshuffle ( userptr_t bottom );
extern int initrd_reshuffle_check ( size_t len, userptr_t bottom );
#endif /* _INITRD_H */