projects / people / ms / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| ba94a1bb WD |
1 | /** |
| 2 | * @file IxOsalBufferMgtDefault.h | |
| 3 | * | |
| 4 | * @brief Default buffer pool management and buffer management | |
| 5 | * definitions. | |
| 6 | * | |
| 7 | * Design Notes: | |
| 8 | * | |
| 9 | * @par | |
| 10 | * IXP400 SW Release version 2.0 | |
| 11 | * | |
| 12 | * -- Copyright Notice -- | |
| 13 | * | |
| 14 | * @par | |
| 15 | * Copyright 2001-2005, Intel Corporation. | |
| 16 | * All rights reserved. | |
| 17 | * | |
| 18 | * @par | |
| 19 | * Redistribution and use in source and binary forms, with or without | |
| 20 | * modification, are permitted provided that the following conditions | |
| 21 | * are met: | |
| 22 | * 1. Redistributions of source code must retain the above copyright | |
| 23 | * notice, this list of conditions and the following disclaimer. | |
| 24 | * 2. Redistributions in binary form must reproduce the above copyright | |
| 25 | * notice, this list of conditions and the following disclaimer in the | |
| 26 | * documentation and/or other materials provided with the distribution. | |
| 27 | * 3. Neither the name of the Intel Corporation nor the names of its contributors | |
| 28 | * may be used to endorse or promote products derived from this software | |
| 29 | * without specific prior written permission. | |
| 30 | * | |
| 31 | * @par | |
| 32 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' | |
| 33 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 34 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 35 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE | |
| 36 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
| 37 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
| 38 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
| 39 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
| 40 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
| 41 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
| 42 | * SUCH DAMAGE. | |
| 43 | * | |
| 44 | * @par | |
| 45 | * -- End of Copyright Notice -- | |
| 46 | */ | |
| 47 | ||
| 48 | #ifndef IX_OSAL_BUFFER_MGT_DEFAULT_H | |
| 49 | #define IX_OSAL_BUFFER_MGT_DEFAULT_H | |
| 50 | ||
| 51 | /** | |
| 52 | * @enum IxMbufPoolAllocationType | |
| 53 | * @brief Used to indicate how the pool memory was allocated | |
| 54 | */ | |
| 55 | ||
| 56 | typedef enum | |
| 57 | { | |
| 58 | IX_OSAL_MBUF_POOL_TYPE_SYS_ALLOC = 0, /**< mbuf pool allocated by the system */ | |
| 59 | IX_OSAL_MBUF_POOL_TYPE_USER_ALLOC /**< mbuf pool allocated by the user */ | |
| 60 | } IxOsalMbufPoolAllocationType; | |
| 61 | ||
| 62 | ||
| 63 | /** | |
| 64 | * @brief Implementation of buffer pool structure for use with non-VxWorks OS | |
| 65 | */ | |
| 66 | ||
| 67 | typedef struct | |
| 68 | { | |
| 69 | IX_OSAL_MBUF *nextFreeBuf; /**< Pointer to the next free mbuf */ | |
| 70 | void *mbufMemPtr; /**< Pointer to the mbuf memory area */ | |
| 71 | void *dataMemPtr; /**< Pointer to the data memory area */ | |
| 72 | int bufDataSize; /**< The size of the data portion of each mbuf */ | |
| 73 | int totalBufsInPool; /**< Total number of mbufs in the pool */ | |
| 74 | int freeBufsInPool; /**< Number of free mbufs currently in the pool */ | |
| 75 | int mbufMemSize; /**< The size of the pool mbuf memory area */ | |
| 76 | int dataMemSize; /**< The size of the pool data memory area */ | |
| 77 | char name[IX_OSAL_MBUF_POOL_NAME_LEN + 1]; /**< Descriptive name for pool */ | |
| 78 | IxOsalMbufPoolAllocationType poolAllocType; | |
| 79 | unsigned int poolIdx; /**< Pool Index */ | |
| 80 | } IxOsalMbufPool; | |
| 81 | ||
| 82 | typedef IxOsalMbufPool IX_OSAL_MBUF_POOL; | |
| 83 | ||
| 84 | ||
| 85 | PUBLIC IX_STATUS ixOsalBuffPoolUninit (IX_OSAL_MBUF_POOL * pool); | |
| 86 | ||
| 87 | ||
| 88 | #endif /* IX_OSAL_BUFFER_MGT_DEFAULT_H */ |