Scott Jenson / Mbed 2 deprecated BLE_EddystoneBeaconConfigService_Button

Button initiated config service

Dependencies:   BLE_API_EddystoneConfigService_2 mbed nRF51822

Fork of BLE_EddystoneBeaconConfigService_3 by URIBeacon

nrfConfigParamsPersistence.cpp@67:345bc62c748d, 2015-10-11 (annotated)

Committer:
scottjenson
Date:
Sun Oct 11 22:46:57 2015 +0000
Revision:
67:345bc62c748d
Parent:
23:05e9bb3b13af 
This is my version of the config image. Works on nRF USB dongle, now trying to get it to work on minewtech board

Who changed what in which revision?

UserRevisionLine numberNew contents of line
rgrover1 2:8020d6d4455a 1 /* mbed Microcontroller Library
rgrover1 2:8020d6d4455a 2 * Copyright (c) 2006-2015 ARM Limited
rgrover1 2:8020d6d4455a 3 *
rgrover1 2:8020d6d4455a 4 * Licensed under the Apache License, Version 2.0 (the "License");
rgrover1 2:8020d6d4455a 5 * you may not use this file except in compliance with the License.
rgrover1 2:8020d6d4455a 6 * You may obtain a copy of the License at
rgrover1 2:8020d6d4455a 7 *
rgrover1 2:8020d6d4455a 8 * http://www.apache.org/licenses/LICENSE-2.0
rgrover1 2:8020d6d4455a 9 *
rgrover1 2:8020d6d4455a 10 * Unless required by applicable law or agreed to in writing, software
rgrover1 2:8020d6d4455a 11 * distributed under the License is distributed on an "AS IS" BASIS,
rgrover1 2:8020d6d4455a 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
rgrover1 2:8020d6d4455a 13 * See the License for the specific language governing permissions and
rgrover1 2:8020d6d4455a 14 * limitations under the License.
rgrover1 2:8020d6d4455a 15 */
rgrover1 2:8020d6d4455a 16
rgrover1 2:8020d6d4455a 17 #include "pstorage.h"
rgrover1 2:8020d6d4455a 18 #include "nrf_error.h"
rgrover1 2:8020d6d4455a 19 #include "ConfigParamsPersistence.h"
rgrover1 2:8020d6d4455a 20
rgrover1 2:8020d6d4455a 21 /**
rgrover1 2:8020d6d4455a 22 * Nordic specific structure used to store params persistently.
mbedAustin 23:05e9bb3b13af 23 * It extends EddystoneConfigService::Params_t with a persistence signature.
rgrover1 2:8020d6d4455a 24 */
rgrover1 2:8020d6d4455a 25 struct PersistentParams_t {
mbedAustin 23:05e9bb3b13af 26 EddystoneConfigService::Params_t params;
rgrover1 2:8020d6d4455a 27 uint32_t persistenceSignature; /* This isn't really a parameter, but having the expected
rgrover1 2:8020d6d4455a 28 * magic value in this field indicates persistence. */
rgrover1 2:8020d6d4455a 29
rgrover1 2:8020d6d4455a 30 static const uint32_t MAGIC = 0x1BEAC000; /* Magic that identifies persistence */
rgrover1 2:8020d6d4455a 31 };
rgrover1 2:8020d6d4455a 32
rgrover1 2:8020d6d4455a 33 /**
rgrover1 2:8020d6d4455a 34 * The following is a module-local variable to hold configuration parameters for
rgrover1 2:8020d6d4455a 35 * short periods during flash access. This is necessary because the pstorage
rgrover1 2:8020d6d4455a 36 * APIs don't copy in the memory provided as data source. The memory cannot be
rgrover1 2:8020d6d4455a 37 * freed or reused by the application until this flash access is complete. The
rgrover1 2:8020d6d4455a 38 * load and store operations in this module initialize persistentParams and then
rgrover1 2:8020d6d4455a 39 * pass it on to the 'pstorage' APIs.
rgrover1 2:8020d6d4455a 40 */
rgrover1 2:8020d6d4455a 41 static PersistentParams_t persistentParams;
rgrover1 2:8020d6d4455a 42
rgrover1 2:8020d6d4455a 43 static pstorage_handle_t pstorageHandle;
scottjenson 67:345bc62c748d 44 extern int reboot;
scottjenson 67:345bc62c748d 45 extern int dirty;
scottjenson 67:345bc62c748d 46 extern void ledRebootAnimation();
scottjenson 67:345bc62c748d 47
rgrover1 2:8020d6d4455a 48
rgrover1 2:8020d6d4455a 49 /**
rgrover1 2:8020d6d4455a 50 * Dummy callback handler needed by Nordic's pstorage module. This is called
rgrover1 2:8020d6d4455a 51 * after every flash access.
rgrover1 2:8020d6d4455a 52 */
rgrover1 2:8020d6d4455a 53 static void pstorageNotificationCallback(pstorage_handle_t *p_handle,
rgrover1 2:8020d6d4455a 54 uint8_t op_code,
rgrover1 2:8020d6d4455a 55 uint32_t result,
rgrover1 2:8020d6d4455a 56 uint8_t *p_data,
rgrover1 2:8020d6d4455a 57 uint32_t data_len)
rgrover1 2:8020d6d4455a 58 {
scottjenson 67:345bc62c748d 59 if (dirty) {
scottjenson 67:345bc62c748d 60 ledRebootAnimation();
scottjenson 67:345bc62c748d 61 NVIC_SystemReset();
scottjenson 67:345bc62c748d 62 }
rgrover1 2:8020d6d4455a 63 /* APP_ERROR_CHECK(result); */
rgrover1 2:8020d6d4455a 64 }
rgrover1 2:8020d6d4455a 65
scottjenson 67:345bc62c748d 66 // ScottJ Routine Rohit asked to setup to reset storage callback after going into advertising mode
scottjenson 67:345bc62c748d 67 void pstorageSetup() {
scottjenson 67:345bc62c748d 68 pstorage_init();
scottjenson 67:345bc62c748d 69 static pstorage_module_param_t pstorageParams = {
scottjenson 67:345bc62c748d 70 .cb = pstorageNotificationCallback,
scottjenson 67:345bc62c748d 71 .block_size = sizeof(PersistentParams_t),
scottjenson 67:345bc62c748d 72 .block_count = 1
scottjenson 67:345bc62c748d 73 };
scottjenson 67:345bc62c748d 74 pstorage_register(&pstorageParams, &pstorageHandle);
scottjenson 67:345bc62c748d 75 }
rgrover1 2:8020d6d4455a 76 /* Platform-specific implementation for persistence on the nRF5x. Based on the
rgrover1 2:8020d6d4455a 77 * pstorage module provided by the Nordic SDK. */
mbedAustin 23:05e9bb3b13af 78 bool loadURIBeaconConfigParams(EddystoneConfigService::Params_t *paramsP)
rgrover1 2:8020d6d4455a 79 {
rgrover1 2:8020d6d4455a 80 static bool pstorageInitied = false;
rgrover1 2:8020d6d4455a 81 if (!pstorageInitied) {
scottjenson 67:345bc62c748d 82 pstorageSetup();
rgrover1 2:8020d6d4455a 83 pstorageInitied = true;
rgrover1 2:8020d6d4455a 84 }
rgrover1 2:8020d6d4455a 85
rgrover1 2:8020d6d4455a 86 if ((pstorage_load(reinterpret_cast<uint8_t *>(&persistentParams), &pstorageHandle, sizeof(PersistentParams_t), 0) != NRF_SUCCESS) ||
rgrover1 2:8020d6d4455a 87 (persistentParams.persistenceSignature != PersistentParams_t::MAGIC)) {
rgrover1 2:8020d6d4455a 88 // On failure zero out and let the service reset to defaults
mbedAustin 23:05e9bb3b13af 89 memset(paramsP, 0, sizeof(EddystoneConfigService::Params_t));
rgrover1 2:8020d6d4455a 90 return false;
rgrover1 2:8020d6d4455a 91 }
rgrover1 2:8020d6d4455a 92
mbedAustin 23:05e9bb3b13af 93 memcpy(paramsP, &persistentParams.params, sizeof(EddystoneConfigService::Params_t));
rgrover1 2:8020d6d4455a 94 return true;
rgrover1 2:8020d6d4455a 95 }
rgrover1 2:8020d6d4455a 96
rgrover1 2:8020d6d4455a 97 /* Platform-specific implementation for persistence on the nRF5x. Based on the
rgrover1 2:8020d6d4455a 98 * pstorage module provided by the Nordic SDK. */
mbedAustin 23:05e9bb3b13af 99 void saveURIBeaconConfigParams(const EddystoneConfigService::Params_t *paramsP)
rgrover1 2:8020d6d4455a 100 {
scottjenson 67:345bc62c748d 101 memcpy(&persistentParams.params, paramsP, sizeof(EddystoneConfigService::Params_t));
rgrover1 2:8020d6d4455a 102 if (persistentParams.persistenceSignature != PersistentParams_t::MAGIC) {
rgrover1 2:8020d6d4455a 103 persistentParams.persistenceSignature = PersistentParams_t::MAGIC;
rgrover1 2:8020d6d4455a 104 pstorage_store(&pstorageHandle,
rgrover1 2:8020d6d4455a 105 reinterpret_cast<uint8_t *>(&persistentParams),
rgrover1 2:8020d6d4455a 106 sizeof(PersistentParams_t),
rgrover1 2:8020d6d4455a 107 0 /* offset */);
rgrover1 2:8020d6d4455a 108 } else {
rgrover1 2:8020d6d4455a 109 pstorage_update(&pstorageHandle,
rgrover1 2:8020d6d4455a 110 reinterpret_cast<uint8_t *>(&persistentParams),
rgrover1 2:8020d6d4455a 111 sizeof(PersistentParams_t),
rgrover1 2:8020d6d4455a 112 0 /* offset */);
rgrover1 2:8020d6d4455a 113 }
rgrover1 2:8020d6d4455a 114 }