| #ifndef _INITRD_H |
| #define _INITRD_H |
| |
| /** @file |
| * |
| * Initial ramdisk (initrd) reshuffling |
| * |
| */ |
| |
| FILE_LICENCE ( GPL2_OR_LATER ); |
| |
| #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 */ |
