| /* |
| * Copyright (c) 1996 Paul Mackerras <paulus@cs.anu.edu.au> |
| * Changes to accommodate Power Macintoshes. |
| * Cort Dougan <cort@cs.nmt.edu> |
| * Rewrites. |
| * Grant Erickson <grant@lcse.umn.edu> |
| * General rework and split from mm/init.c. |
| * |
| * Module name: mem_pieces.h |
| * |
| * Description: |
| * Routines and data structures for manipulating and representing |
| * phyiscal memory extents (i.e. address/length pairs). |
| * |
| */ |
| |
| #ifndef __MEM_PIECES_H__ |
| #define __MEM_PIECES_H__ |
| |
| #include <asm/prom.h> |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| |
| /* Type Definitions */ |
| |
| #define MEM_PIECES_MAX 32 |
| |
| struct mem_pieces { |
| int n_regions; |
| struct reg_property regions[MEM_PIECES_MAX]; |
| }; |
| |
| /* Function Prototypes */ |
| |
| extern void *mem_pieces_find(unsigned int size, unsigned int align); |
| extern void mem_pieces_remove(struct mem_pieces *mp, unsigned int start, |
| unsigned int size, int must_exist); |
| extern void mem_pieces_coalesce(struct mem_pieces *mp); |
| extern void mem_pieces_sort(struct mem_pieces *mp); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* __MEM_PIECES_H__ */ |
