| 1 | /*************************************************************** |
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| 2 | ** |
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| 3 | ** Broadcom Corp. Confidential |
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| 4 | ** Copyright 1998-2000 Broadcom Corp. All Rights Reserved. |
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| 5 | ** |
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| 6 | ** THIS SOFTWARE MAY ONLY BE USED SUBJECT TO AN EXECUTED |
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| 7 | ** SOFTWARE LICENSE AGREEMENT BETWEEN THE USER AND BROADCOM. |
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| 8 | ** YOU HAVE NO RIGHT TO USE OR EXPLOIT THIS MATERIAL EXCEPT |
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| 9 | ** SUBJECT TO THE TERMS OF SUCH AN AGREEMENT. |
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| 10 | ** |
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| 11 | ** File: bcmMemMgr.c |
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| 12 | ** Description: Broadcom Hardware Device Memory Manager |
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| 13 | ** Created: |
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| 14 | ** |
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| 15 | ** REVISION: |
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| 16 | ** |
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| 17 | ** $Log: bcmmemmgr.h,v $ |
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| 18 | ** Revision 1.1.1.1 2003/11/21 18:44:37 root |
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| 19 | ** Initial DP922 Checkin |
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| 20 | ** |
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| 21 | ** |
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| 22 | ** |
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| 23 | ****************************************************************/ |
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| 24 | #ifndef _BCM_MEM_MGR_H_ |
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| 25 | #define _BCM_MEM_MGR_H_ |
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| 26 | |
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| 27 | #include "bstd.h" |
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| 28 | |
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| 29 | #define MEM_SIGLEN 8 |
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| 30 | #define MEM_MAX_FILENAME 32 |
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| 31 | |
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| 32 | /* Alignment values */ |
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| 33 | #define DEFAULT_ALIGN_BITS 2 |
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| 34 | #define ALIGN_4K 12 /* Align to a 4K byte boundary. */ |
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| 35 | |
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| 36 | #ifdef __cplusplus |
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| 37 | extern "C" { |
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| 38 | #endif |
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| 39 | typedef struct bcm_chunk_t bcm_chunk_t; |
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| 40 | |
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| 41 | /* Heap control structure */ |
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| 42 | typedef struct bcm_heap_t |
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| 43 | { |
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| 44 | void *start_addr; /* start of heap memory */ |
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| 45 | void *end_addr; /* end of heap memory */ |
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| 46 | |
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| 47 | bcm_chunk_t *first_free; /* first free memory chunk */ |
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| 48 | bcm_chunk_t *last_free; /* last free memory chunk */ |
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| 49 | |
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| 50 | bcm_chunk_t *first; /* first allocated memory chunk */ |
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| 51 | bcm_chunk_t *last; /* last allocated memory chunk */ |
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| 52 | } bcm_heap_t; |
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| 53 | |
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| 54 | |
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| 55 | void heap_init(bcm_heap_t * p_heap, unsigned long *p_buf, |
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| 56 | unsigned long numbytes); |
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| 57 | |
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| 58 | void * mem_tagalloc(bcm_heap_t* p_heap, unsigned long size, char alignbits, char* file, int line); |
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| 59 | #define mem_alloc(x,y,z) mem_tagalloc(x,y,z,__FILE__,__LINE__) |
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| 60 | |
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| 61 | void mem_tagfree(bcm_heap_t* p_heap, void* p_ref, char *file, int line); |
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| 62 | #define mem_free(x,y) mem_tagfree(x,y,__FILE__,__LINE__) |
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| 63 | |
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| 64 | unsigned long mem_available(bcm_heap_t* p_heap); |
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| 65 | |
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| 66 | #ifdef BCM_DEBUG |
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| 67 | void mem_report(bcm_heap_t* p_heap); |
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| 68 | /* reportbrief prints a readable table of the heap */ |
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| 69 | void mem_reportbrief(bcm_heap_t* p_heap); |
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| 70 | char mem_validate(bcm_heap_t* p_heap); |
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| 71 | void mem_debug(bcm_heap_t *p_heap,unsigned char* buf, |
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| 72 | int width, int height); |
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| 73 | #if SUPPORT_DST_PLATFORM |
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| 74 | |
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| 75 | struct bcm_heap_status |
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| 76 | { |
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| 77 | int size_heap; // size of entire heap |
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| 78 | |
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| 79 | int num_alloc_chunk; // number of alloc chunk |
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| 80 | int size_alloc; // total byte size alloc chunk |
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| 81 | |
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| 82 | int num_free_chunk; // number of free chunk |
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| 83 | int size_free; // total byte size free chunk |
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| 84 | }; |
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| 85 | |
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| 86 | void mem_reportbrief_ex(bcm_heap_t *p_heap, int threshold); |
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| 87 | int mem_status(bcm_heap_t *p_heap, struct bcm_heap_status *p_status); |
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| 88 | #endif |
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| 89 | |
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| 90 | #endif |
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| 91 | |
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| 92 | |
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| 93 | #ifdef __cplusplus |
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| 94 | } |
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| 95 | #endif |
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| 96 | |
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| 97 | |
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| 98 | #endif /* _BCM_MEM_MGR_H_ */ |
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