1/* ********************************************************************* 2 * Broadcom Common Firmware Environment (CFE) 3 * 4 * Local memory manager File: mempool.h 5 * 6 * This routine is used to manage memory allocated within the 7 * firmware. You give it a chunk of memory to manage, and then 8 * these routines manage suballocations from there. 9 * 10 * Author: Mitch Lichtenberg 11 * 12 ********************************************************************* 13 * 14 * Copyright 2000,2001,2002,2003 15 * Broadcom Corporation. All rights reserved. 16 * 17 * This software is furnished under license and may be used and 18 * copied only in accordance with the following terms and 19 * conditions. Subject to these conditions, you may download, 20 * copy, install, use, modify and distribute modified or unmodified 21 * copies of this software in source and/or binary form. No title 22 * or ownership is transferred hereby. 23 * 24 * 1) Any source code used, modified or distributed must reproduce 25 * and retain this copyright notice and list of conditions 26 * as they appear in the source file. 27 * 28 * 2) No right is granted to use any trade name, trademark, or 29 * logo of Broadcom Corporation. The "Broadcom Corporation" 30 * name may not be used to endorse or promote products derived 31 * from this software without the prior written permission of 32 * Broadcom Corporation. 33 * 34 * 3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR 35 * IMPLIED WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED 36 * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR 37 * PURPOSE, OR NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT 38 * SHALL BROADCOM BE LIABLE FOR ANY DAMAGES WHATSOEVER, AND IN 39 * PARTICULAR, BROADCOM SHALL NOT BE LIABLE FOR DIRECT, INDIRECT, 40 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 41 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE 42 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 43 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 44 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR 45 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE), EVEN IF ADVISED OF 46 * THE POSSIBILITY OF SUCH DAMAGE. 47 ********************************************************************* */ 48 49#ifndef _LIB_MALLOC_H 50#define _LIB_MALLOC_H 51 52typedef struct memstats_s { 53 int mem_totalbytes; 54 int mem_allocbytes; 55 int mem_freebytes; 56 int mem_allocnodes; 57 int mem_freenodes; 58 int mem_largest; 59} memstats_t; 60 61typedef struct mempool_s mempool_t; 62void kmeminit(mempool_t *pool,unsigned char *buffer,int length); 63void kfree(mempool_t *pool,void *ptr); 64void *kmalloc(mempool_t *pool,unsigned int size,unsigned int align); 65int kmemchk(mempool_t *pool,int verbose); 66extern mempool_t kmempool; 67void *kmempoolbase(mempool_t *pool); 68int kmempoolsize(mempool_t *pool); 69int kmemstats(mempool_t *pool,memstats_t *stats); 70 71#define KMEMINIT(buffer,length) kmeminit(&kmempool,(buffer),(length)) 72#define KMEMPOOLBASE() kmempoolbase(&kmempool) 73#define KMEMPOOLSIZE() kmempoolsize(&kmempool) 74#define KMALLOC(size,align) kmalloc(&kmempool,(size),(align)) 75#define KFREE(ptr) kfree(&kmempool,(ptr)) 76#define KMEMSTATS(s) kmemstats(&kmempool,(s)) 77 78#endif 79