HT-TEAM / Mbed 2 deprecated Main_ntp_sd_nrf

NRF: receive, ntp, Data to Sd-card working

Dependencies:   F7_Ethernet mbed BSP_DISCO_F746NG Test_Mainboard SDFileSystem RF24

MemoryPool.h@4:5ecb71f149bf, 2021-06-20 (annotated)

Committer:
lowlowry
Date:
Sun Jun 20 13:48:06 2021 +0000
Revision:
4:5ecb71f149bf
Parent:
0:d984976f1f1c 
NRF: receive, ntp, Data to Sd-card working

Who changed what in which revision?

UserRevisionLine numberNew contents of line
leo44 0:d984976f1f1c 1 /* mbed Microcontroller Library
leo44 0:d984976f1f1c 2 * Copyright (c) 2006-2012 ARM Limited
leo44 0:d984976f1f1c 3 *
leo44 0:d984976f1f1c 4 * Permission is hereby granted, free of charge, to any person obtaining a copy
leo44 0:d984976f1f1c 5 * of this software and associated documentation files (the "Software"), to deal
leo44 0:d984976f1f1c 6 * in the Software without restriction, including without limitation the rights
leo44 0:d984976f1f1c 7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
leo44 0:d984976f1f1c 8 * copies of the Software, and to permit persons to whom the Software is
leo44 0:d984976f1f1c 9 * furnished to do so, subject to the following conditions:
leo44 0:d984976f1f1c 10 *
leo44 0:d984976f1f1c 11 * The above copyright notice and this permission notice shall be included in
leo44 0:d984976f1f1c 12 * all copies or substantial portions of the Software.
leo44 0:d984976f1f1c 13 *
leo44 0:d984976f1f1c 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
leo44 0:d984976f1f1c 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
leo44 0:d984976f1f1c 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
leo44 0:d984976f1f1c 17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
leo44 0:d984976f1f1c 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
leo44 0:d984976f1f1c 19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
leo44 0:d984976f1f1c 20 * SOFTWARE.
leo44 0:d984976f1f1c 21 */
leo44 0:d984976f1f1c 22 #ifndef MEMORYPOOL_H
leo44 0:d984976f1f1c 23 #define MEMORYPOOL_H
leo44 0:d984976f1f1c 24
leo44 0:d984976f1f1c 25 #include <stdint.h>
leo44 0:d984976f1f1c 26 #include <string.h>
leo44 0:d984976f1f1c 27
leo44 0:d984976f1f1c 28 #include "cmsis_os.h"
leo44 0:d984976f1f1c 29
leo44 0:d984976f1f1c 30 namespace rtos {
leo44 0:d984976f1f1c 31
leo44 0:d984976f1f1c 32 /** Define and manage fixed-size memory pools of objects of a given type.
leo44 0:d984976f1f1c 33 @tparam T data type of a single object (element).
leo44 0:d984976f1f1c 34 @tparam queue_sz maximum number of objects (elements) in the memory pool.
leo44 0:d984976f1f1c 35 */
leo44 0:d984976f1f1c 36 template<typename T, uint32_t pool_sz>
leo44 0:d984976f1f1c 37 class MemoryPool {
leo44 0:d984976f1f1c 38 public:
leo44 0:d984976f1f1c 39 /** Create and Initialize a memory pool. */
leo44 0:d984976f1f1c 40 MemoryPool() {
leo44 0:d984976f1f1c 41 #ifdef CMSIS_OS_RTX
leo44 0:d984976f1f1c 42 memset(_pool_m, 0, sizeof(_pool_m));
leo44 0:d984976f1f1c 43 _pool_def.pool = _pool_m;
leo44 0:d984976f1f1c 44
leo44 0:d984976f1f1c 45 _pool_def.pool_sz = pool_sz;
leo44 0:d984976f1f1c 46 _pool_def.item_sz = sizeof(T);
leo44 0:d984976f1f1c 47 #endif
leo44 0:d984976f1f1c 48 _pool_id = osPoolCreate(&_pool_def);
leo44 0:d984976f1f1c 49 }
leo44 0:d984976f1f1c 50
leo44 0:d984976f1f1c 51 /** Allocate a memory block of type T from a memory pool.
leo44 0:d984976f1f1c 52 @return address of the allocated memory block or NULL in case of no memory available.
leo44 0:d984976f1f1c 53 */
leo44 0:d984976f1f1c 54 T* alloc(void) {
leo44 0:d984976f1f1c 55 return (T*)osPoolAlloc(_pool_id);
leo44 0:d984976f1f1c 56 }
leo44 0:d984976f1f1c 57
leo44 0:d984976f1f1c 58 /** Allocate a memory block of type T from a memory pool and set memory block to zero.
leo44 0:d984976f1f1c 59 @return address of the allocated memory block or NULL in case of no memory available.
leo44 0:d984976f1f1c 60 */
leo44 0:d984976f1f1c 61 T* calloc(void) {
leo44 0:d984976f1f1c 62 return (T*)osPoolCAlloc(_pool_id);
leo44 0:d984976f1f1c 63 }
leo44 0:d984976f1f1c 64
leo44 0:d984976f1f1c 65 /** Return an allocated memory block back to a specific memory pool.
leo44 0:d984976f1f1c 66 @param address of the allocated memory block that is returned to the memory pool.
leo44 0:d984976f1f1c 67 @return status code that indicates the execution status of the function.
leo44 0:d984976f1f1c 68 */
leo44 0:d984976f1f1c 69 osStatus free(T *block) {
leo44 0:d984976f1f1c 70 return osPoolFree(_pool_id, (void*)block);
leo44 0:d984976f1f1c 71 }
leo44 0:d984976f1f1c 72
leo44 0:d984976f1f1c 73 private:
leo44 0:d984976f1f1c 74 osPoolId _pool_id;
leo44 0:d984976f1f1c 75 osPoolDef_t _pool_def;
leo44 0:d984976f1f1c 76 #ifdef CMSIS_OS_RTX
leo44 0:d984976f1f1c 77 uint32_t _pool_m[3+((sizeof(T)+3)/4)*(pool_sz)];
leo44 0:d984976f1f1c 78 #endif
leo44 0:d984976f1f1c 79 };
leo44 0:d984976f1f1c 80
leo44 0:d984976f1f1c 81 }
leo44 0:d984976f1f1c 82 #endif