fdsf
Fork of nRF51822 by
source/nRF5xn.cpp@586:533fd7fdb0fe, 2016-01-11 (annotated)
- Committer:
- vcoubard
- Date:
- Mon Jan 11 10:19:29 2016 +0000
- Revision:
- 586:533fd7fdb0fe
- Parent:
- 582:37fd3190598e
- Child:
- 587:596071444447
Synchronized with git rev 7f02a2d5
Author: Andres Amaya Garcia
Add check for return code of ble_init
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
vcoubard | 541:884f95bf5351 | 1 | /* mbed Microcontroller Library |
vcoubard | 541:884f95bf5351 | 2 | * Copyright (c) 2006-2013 ARM Limited |
vcoubard | 541:884f95bf5351 | 3 | * |
vcoubard | 541:884f95bf5351 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
vcoubard | 541:884f95bf5351 | 5 | * you may not use this file except in compliance with the License. |
vcoubard | 541:884f95bf5351 | 6 | * You may obtain a copy of the License at |
vcoubard | 541:884f95bf5351 | 7 | * |
vcoubard | 541:884f95bf5351 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
vcoubard | 541:884f95bf5351 | 9 | * |
vcoubard | 541:884f95bf5351 | 10 | * Unless required by applicable law or agreed to in writing, software |
vcoubard | 541:884f95bf5351 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
vcoubard | 541:884f95bf5351 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
vcoubard | 541:884f95bf5351 | 13 | * See the License for the specific language governing permissions and |
vcoubard | 541:884f95bf5351 | 14 | * limitations under the License. |
vcoubard | 541:884f95bf5351 | 15 | */ |
vcoubard | 541:884f95bf5351 | 16 | |
vcoubard | 578:78f69f1be114 | 17 | #ifdef YOTTA_CFG_MBED_OS |
vcoubard | 578:78f69f1be114 | 18 | #include "mbed-drivers/mbed.h" |
vcoubard | 578:78f69f1be114 | 19 | #else |
vcoubard | 578:78f69f1be114 | 20 | #include "mbed.h" |
vcoubard | 578:78f69f1be114 | 21 | #endif |
vcoubard | 541:884f95bf5351 | 22 | #include "nRF5xn.h" |
vcoubard | 541:884f95bf5351 | 23 | #include "ble/blecommon.h" |
vcoubard | 541:884f95bf5351 | 24 | #include "nrf_soc.h" |
vcoubard | 541:884f95bf5351 | 25 | |
vcoubard | 541:884f95bf5351 | 26 | #include "btle/btle.h" |
vcoubard | 541:884f95bf5351 | 27 | #include "nrf_delay.h" |
vcoubard | 541:884f95bf5351 | 28 | |
vcoubard | 549:3f782c64d014 | 29 | extern "C" { |
vcoubard | 541:884f95bf5351 | 30 | #include "softdevice_handler.h" |
vcoubard | 549:3f782c64d014 | 31 | } |
vcoubard | 541:884f95bf5351 | 32 | |
vcoubard | 541:884f95bf5351 | 33 | /** |
vcoubard | 541:884f95bf5351 | 34 | * The singleton which represents the nRF51822 transport for the BLE. |
vcoubard | 541:884f95bf5351 | 35 | */ |
vcoubard | 541:884f95bf5351 | 36 | static nRF5xn deviceInstance; |
vcoubard | 541:884f95bf5351 | 37 | |
vcoubard | 541:884f95bf5351 | 38 | /** |
vcoubard | 541:884f95bf5351 | 39 | * BLE-API requires an implementation of the following function in order to |
vcoubard | 541:884f95bf5351 | 40 | * obtain its transport handle. |
vcoubard | 541:884f95bf5351 | 41 | */ |
vcoubard | 541:884f95bf5351 | 42 | BLEInstanceBase * |
vcoubard | 541:884f95bf5351 | 43 | createBLEInstance(void) |
vcoubard | 541:884f95bf5351 | 44 | { |
vcoubard | 575:7023a8204a1b | 45 | return &nRF5xn::Instance(BLE::DEFAULT_INSTANCE); |
vcoubard | 575:7023a8204a1b | 46 | } |
vcoubard | 575:7023a8204a1b | 47 | |
vcoubard | 575:7023a8204a1b | 48 | nRF5xn& nRF5xn::Instance(BLE::InstanceID_t instanceId) |
vcoubard | 575:7023a8204a1b | 49 | { |
vcoubard | 575:7023a8204a1b | 50 | return deviceInstance; |
vcoubard | 541:884f95bf5351 | 51 | } |
vcoubard | 541:884f95bf5351 | 52 | |
vcoubard | 575:7023a8204a1b | 53 | nRF5xn::nRF5xn(void) : |
vcoubard | 575:7023a8204a1b | 54 | initialized(false), |
vcoubard | 575:7023a8204a1b | 55 | instanceID(BLE::DEFAULT_INSTANCE), |
vcoubard | 575:7023a8204a1b | 56 | _gapInstance(), |
vcoubard | 575:7023a8204a1b | 57 | gapInstance(NULL), |
vcoubard | 575:7023a8204a1b | 58 | gattServerInstance(NULL), |
vcoubard | 575:7023a8204a1b | 59 | gattClientInstance(NULL), |
vcoubard | 575:7023a8204a1b | 60 | securityManagerInstance(NULL) |
vcoubard | 541:884f95bf5351 | 61 | { |
vcoubard | 541:884f95bf5351 | 62 | } |
vcoubard | 541:884f95bf5351 | 63 | |
vcoubard | 541:884f95bf5351 | 64 | nRF5xn::~nRF5xn(void) |
vcoubard | 541:884f95bf5351 | 65 | { |
vcoubard | 541:884f95bf5351 | 66 | } |
vcoubard | 541:884f95bf5351 | 67 | |
vcoubard | 541:884f95bf5351 | 68 | const char *nRF5xn::getVersion(void) |
vcoubard | 541:884f95bf5351 | 69 | { |
vcoubard | 541:884f95bf5351 | 70 | if (!initialized) { |
vcoubard | 541:884f95bf5351 | 71 | return "INITIALIZATION_INCOMPLETE"; |
vcoubard | 541:884f95bf5351 | 72 | } |
vcoubard | 541:884f95bf5351 | 73 | |
vcoubard | 541:884f95bf5351 | 74 | static char versionString[32]; |
vcoubard | 541:884f95bf5351 | 75 | static bool versionFetched = false; |
vcoubard | 541:884f95bf5351 | 76 | |
vcoubard | 541:884f95bf5351 | 77 | if (!versionFetched) { |
vcoubard | 541:884f95bf5351 | 78 | ble_version_t version; |
vcoubard | 541:884f95bf5351 | 79 | if ((sd_ble_version_get(&version) == NRF_SUCCESS) && (version.company_id == 0x0059)) { |
vcoubard | 541:884f95bf5351 | 80 | switch (version.version_number) { |
vcoubard | 541:884f95bf5351 | 81 | case 0x07: |
vcoubard | 541:884f95bf5351 | 82 | case 0x08: |
vcoubard | 541:884f95bf5351 | 83 | snprintf(versionString, sizeof(versionString), "Nordic BLE4.1 ver:%u fw:%04x", version.version_number, version.subversion_number); |
vcoubard | 541:884f95bf5351 | 84 | break; |
vcoubard | 541:884f95bf5351 | 85 | default: |
vcoubard | 541:884f95bf5351 | 86 | snprintf(versionString, sizeof(versionString), "Nordic (spec unknown) ver:%u fw:%04x", version.version_number, version.subversion_number); |
vcoubard | 541:884f95bf5351 | 87 | break; |
vcoubard | 541:884f95bf5351 | 88 | } |
vcoubard | 541:884f95bf5351 | 89 | versionFetched = true; |
vcoubard | 541:884f95bf5351 | 90 | } else { |
vcoubard | 541:884f95bf5351 | 91 | strncpy(versionString, "unknown", sizeof(versionString)); |
vcoubard | 541:884f95bf5351 | 92 | } |
vcoubard | 541:884f95bf5351 | 93 | } |
vcoubard | 541:884f95bf5351 | 94 | |
vcoubard | 541:884f95bf5351 | 95 | return versionString; |
vcoubard | 541:884f95bf5351 | 96 | } |
vcoubard | 541:884f95bf5351 | 97 | |
vcoubard | 586:533fd7fdb0fe | 98 | /**************************************************************************/ |
vcoubard | 586:533fd7fdb0fe | 99 | /*! |
vcoubard | 586:533fd7fdb0fe | 100 | @brief Initialize the BLE stack. |
vcoubard | 586:533fd7fdb0fe | 101 | |
vcoubard | 586:533fd7fdb0fe | 102 | @returns ble_error_t |
vcoubard | 586:533fd7fdb0fe | 103 | |
vcoubard | 586:533fd7fdb0fe | 104 | @retval BLE_ERROR_NONE if everything executed properly and |
vcoubard | 586:533fd7fdb0fe | 105 | BLE_ERROR_ALREADY_INITIALIZED if the stack has already |
vcoubard | 586:533fd7fdb0fe | 106 | been initialized (possibly through a call to nRF5xn::init(). |
vcoubard | 586:533fd7fdb0fe | 107 | BLE_ERROR_INTERNAL_STACK_FAILURE is returned if initialization |
vcoubard | 586:533fd7fdb0fe | 108 | of the internal stack (SoftDevice) failed. |
vcoubard | 586:533fd7fdb0fe | 109 | |
vcoubard | 586:533fd7fdb0fe | 110 | */ |
vcoubard | 586:533fd7fdb0fe | 111 | /**************************************************************************/ |
vcoubard | 541:884f95bf5351 | 112 | ble_error_t nRF5xn::init(BLE::InstanceID_t instanceID, FunctionPointerWithContext<BLE::InitializationCompleteCallbackContext *> callback) |
vcoubard | 541:884f95bf5351 | 113 | { |
vcoubard | 541:884f95bf5351 | 114 | if (initialized) { |
vcoubard | 541:884f95bf5351 | 115 | BLE::InitializationCompleteCallbackContext context = { |
vcoubard | 541:884f95bf5351 | 116 | BLE::Instance(instanceID), |
vcoubard | 541:884f95bf5351 | 117 | BLE_ERROR_ALREADY_INITIALIZED |
vcoubard | 541:884f95bf5351 | 118 | }; |
vcoubard | 541:884f95bf5351 | 119 | callback.call(&context); |
vcoubard | 541:884f95bf5351 | 120 | return BLE_ERROR_ALREADY_INITIALIZED; |
vcoubard | 541:884f95bf5351 | 121 | } |
vcoubard | 541:884f95bf5351 | 122 | |
vcoubard | 541:884f95bf5351 | 123 | instanceID = instanceID; |
vcoubard | 541:884f95bf5351 | 124 | |
vcoubard | 541:884f95bf5351 | 125 | /* ToDo: Clear memory contents, reset the SD, etc. */ |
vcoubard | 586:533fd7fdb0fe | 126 | if (btle_init() != ERROR_NONE) { |
vcoubard | 586:533fd7fdb0fe | 127 | return BLE_ERROR_INTERNAL_STACK_FAILURE; |
vcoubard | 586:533fd7fdb0fe | 128 | } |
vcoubard | 541:884f95bf5351 | 129 | |
vcoubard | 541:884f95bf5351 | 130 | initialized = true; |
vcoubard | 541:884f95bf5351 | 131 | BLE::InitializationCompleteCallbackContext context = { |
vcoubard | 541:884f95bf5351 | 132 | BLE::Instance(instanceID), |
vcoubard | 541:884f95bf5351 | 133 | BLE_ERROR_NONE |
vcoubard | 541:884f95bf5351 | 134 | }; |
vcoubard | 541:884f95bf5351 | 135 | callback.call(&context); |
vcoubard | 541:884f95bf5351 | 136 | return BLE_ERROR_NONE; |
vcoubard | 541:884f95bf5351 | 137 | } |
vcoubard | 541:884f95bf5351 | 138 | |
vcoubard | 575:7023a8204a1b | 139 | /**************************************************************************/ |
vcoubard | 575:7023a8204a1b | 140 | /*! |
vcoubard | 575:7023a8204a1b | 141 | @brief Purge the BLE stack of GATT and GAP state. |
vcoubard | 575:7023a8204a1b | 142 | |
vcoubard | 575:7023a8204a1b | 143 | @returns ble_error_t |
vcoubard | 575:7023a8204a1b | 144 | |
vcoubard | 575:7023a8204a1b | 145 | @retval BLE_ERROR_NONE |
vcoubard | 575:7023a8204a1b | 146 | Everything executed properly |
vcoubard | 575:7023a8204a1b | 147 | |
vcoubard | 575:7023a8204a1b | 148 | @note When using S110, GattClient::shutdown() will not be called |
vcoubard | 575:7023a8204a1b | 149 | since Gatt client features are not supported. |
vcoubard | 575:7023a8204a1b | 150 | */ |
vcoubard | 575:7023a8204a1b | 151 | /**************************************************************************/ |
vcoubard | 541:884f95bf5351 | 152 | ble_error_t nRF5xn::shutdown(void) |
vcoubard | 541:884f95bf5351 | 153 | { |
vcoubard | 541:884f95bf5351 | 154 | if (!initialized) { |
vcoubard | 541:884f95bf5351 | 155 | return BLE_ERROR_INITIALIZATION_INCOMPLETE; |
vcoubard | 541:884f95bf5351 | 156 | } |
vcoubard | 541:884f95bf5351 | 157 | |
vcoubard | 575:7023a8204a1b | 158 | /* |
vcoubard | 575:7023a8204a1b | 159 | * Shutdown the SoftDevice first. This is because we need to disable all |
vcoubard | 575:7023a8204a1b | 160 | * interrupts. Otherwise if we clear the BLE API and glue code first there |
vcoubard | 575:7023a8204a1b | 161 | * will be many NULL references and no config information which could lead |
vcoubard | 575:7023a8204a1b | 162 | * to errors if the shutdown process is interrupted. |
vcoubard | 575:7023a8204a1b | 163 | */ |
vcoubard | 582:37fd3190598e | 164 | if (softdevice_handler_sd_disable() != NRF_SUCCESS) { |
vcoubard | 541:884f95bf5351 | 165 | return BLE_STACK_BUSY; |
vcoubard | 541:884f95bf5351 | 166 | } |
vcoubard | 541:884f95bf5351 | 167 | |
vcoubard | 575:7023a8204a1b | 168 | |
vcoubard | 575:7023a8204a1b | 169 | /* Shutdown the BLE API and nRF51 glue code */ |
vcoubard | 575:7023a8204a1b | 170 | ble_error_t error; |
vcoubard | 575:7023a8204a1b | 171 | |
vcoubard | 575:7023a8204a1b | 172 | if (gattServerInstance != NULL) { |
vcoubard | 575:7023a8204a1b | 173 | error = gattServerInstance->reset(); |
vcoubard | 575:7023a8204a1b | 174 | if (error != BLE_ERROR_NONE) { |
vcoubard | 575:7023a8204a1b | 175 | return error; |
vcoubard | 575:7023a8204a1b | 176 | } |
vcoubard | 575:7023a8204a1b | 177 | } |
vcoubard | 575:7023a8204a1b | 178 | |
vcoubard | 575:7023a8204a1b | 179 | if (securityManagerInstance != NULL) { |
vcoubard | 575:7023a8204a1b | 180 | error = securityManagerInstance->reset(); |
vcoubard | 575:7023a8204a1b | 181 | if (error != BLE_ERROR_NONE) { |
vcoubard | 575:7023a8204a1b | 182 | return error; |
vcoubard | 575:7023a8204a1b | 183 | } |
vcoubard | 575:7023a8204a1b | 184 | } |
vcoubard | 575:7023a8204a1b | 185 | |
vcoubard | 575:7023a8204a1b | 186 | /* S110 does not support BLE client features, nothing to reset. */ |
vcoubard | 575:7023a8204a1b | 187 | #if !defined(TARGET_MCU_NRF51_16K_S110) && !defined(TARGET_MCU_NRF51_32K_S110) |
vcoubard | 575:7023a8204a1b | 188 | if (gattClientInstance != NULL) { |
vcoubard | 575:7023a8204a1b | 189 | error = gattClientInstance->reset(); |
vcoubard | 575:7023a8204a1b | 190 | if (error != BLE_ERROR_NONE) { |
vcoubard | 575:7023a8204a1b | 191 | return error; |
vcoubard | 575:7023a8204a1b | 192 | } |
vcoubard | 575:7023a8204a1b | 193 | } |
vcoubard | 575:7023a8204a1b | 194 | #endif |
vcoubard | 575:7023a8204a1b | 195 | |
vcoubard | 575:7023a8204a1b | 196 | /* Gap instance is always present */ |
vcoubard | 575:7023a8204a1b | 197 | error = gapInstance->reset(); |
vcoubard | 575:7023a8204a1b | 198 | if (error != BLE_ERROR_NONE) { |
vcoubard | 575:7023a8204a1b | 199 | return error; |
vcoubard | 575:7023a8204a1b | 200 | } |
vcoubard | 575:7023a8204a1b | 201 | |
vcoubard | 541:884f95bf5351 | 202 | initialized = false; |
vcoubard | 541:884f95bf5351 | 203 | return BLE_ERROR_NONE; |
vcoubard | 541:884f95bf5351 | 204 | } |
vcoubard | 541:884f95bf5351 | 205 | |
vcoubard | 541:884f95bf5351 | 206 | void |
vcoubard | 541:884f95bf5351 | 207 | nRF5xn::waitForEvent(void) |
vcoubard | 541:884f95bf5351 | 208 | { |
vcoubard | 541:884f95bf5351 | 209 | sd_app_evt_wait(); |
rgrover1 | 388:db85a09c27ef | 210 | } |