Add BatteryInformationService to expose the battery level to BLE host.

This commit is contained in:
JF 2020-09-27 20:02:47 +02:00
parent 079d437016
commit 5d3a974493
7 changed files with 116 additions and 6 deletions

View file

@ -362,6 +362,7 @@ list(APPEND SOURCE_FILES
Components/Ble/CurrentTimeService.cpp
Components/Ble/AlertNotificationService.cpp
Components/Ble/MusicService.cpp
Components/Ble/BatteryInformationService.cpp
Components/FirmwareValidator/FirmwareValidator.cpp
drivers/Cst816s.cpp
FreeRTOS/port.c
@ -435,6 +436,7 @@ set(INCLUDE_FILES
Components/Ble/AlertNotificationClient.h
Components/Ble/DfuService.h
Components/FirmwareValidator/FirmwareValidator.h
Components/Ble/BatteryInformationService.h
drivers/Cst816s.h
FreeRTOS/portmacro.h
FreeRTOS/portmacro_cmsis.h

View file

@ -1,6 +1,7 @@
#include <drivers/include/nrfx_saadc.h>
#include <hal/nrf_gpio.h>
#include <libraries/log/nrf_log.h>
#include <algorithm>
#include "BatteryController.h"
using namespace Pinetime::Controllers;
@ -34,7 +35,9 @@ void Battery::Update() {
// see https://forum.pine64.org/showthread.php?tid=8147
voltage = (value * 2.0f) / (1024/3.0f);
percentRemaining = ((voltage - 3.55)*100)*3.9;
percentRemaining = ((voltage - 3.55f)*100.0f)*3.9f;
percentRemaining = std::max(percentRemaining, 0.0f);
percentRemaining = std::min(percentRemaining, 100.0f);
// NRF_LOG_INFO("BATTERY " NRF_LOG_FLOAT_MARKER " %% - " NRF_LOG_FLOAT_MARKER " v", NRF_LOG_FLOAT(percentRemaining), NRF_LOG_FLOAT(voltage));
// NRF_LOG_INFO("POWER Charging : %d - Power : %d", isCharging, isPowerPresent);

View file

@ -0,0 +1,62 @@
#include "BatteryInformationService.h"
#include "../Battery/BatteryController.h"
using namespace Pinetime::Controllers;
constexpr ble_uuid16_t BatteryInformationService::batteryInformationServiceUuid;
constexpr ble_uuid16_t BatteryInformationService::batteryLevelUuid;
int BatteryInformationServiceCallback(uint16_t conn_handle, uint16_t attr_handle, struct ble_gatt_access_ctxt *ctxt, void *arg) {
auto* batteryInformationService = static_cast<BatteryInformationService*>(arg);
return batteryInformationService->OnBatteryServiceRequested(conn_handle, attr_handle, ctxt);
}
BatteryInformationService::BatteryInformationService(Controllers::Battery& batteryController) :
batteryController{batteryController},
characteristicDefinition{
{
.uuid = (ble_uuid_t *) &batteryLevelUuid,
.access_cb = BatteryInformationServiceCallback,
.arg = this,
.flags = BLE_GATT_CHR_F_READ,
.val_handle = &batteryLevelHandle
},
{
0
}
},
serviceDefinition{
{
/* Device Information Service */
.type = BLE_GATT_SVC_TYPE_PRIMARY,
.uuid = (ble_uuid_t *) &batteryInformationServiceUuid,
.characteristics = characteristicDefinition
},
{
0
},
}{
}
void BatteryInformationService::Init() {
int res = 0;
res = ble_gatts_count_cfg(serviceDefinition);
ASSERT(res == 0);
res = ble_gatts_add_svcs(serviceDefinition);
ASSERT(res == 0);
}
int BatteryInformationService::OnBatteryServiceRequested(uint16_t connectionHandle, uint16_t attributeHandle,
ble_gatt_access_ctxt *context) {
if(attributeHandle == batteryLevelHandle) {
NRF_LOG_INFO("BATTERY : handle = %d", batteryLevelHandle);
static uint8_t batteryValue = batteryController.PercentRemaining();
int res = os_mbuf_append(context->om, &batteryValue, 1);
return (res == 0) ? 0 : BLE_ATT_ERR_INSUFFICIENT_RES;
}
return 0;
}

View file

@ -0,0 +1,40 @@
#pragma once
#include <host/ble_gap.h>
namespace Pinetime {
namespace System {
class SystemTask;
}
namespace Controllers {
class Battery;
class BatteryInformationService {
public:
BatteryInformationService(Controllers::Battery& batteryController);
void Init();
int
OnBatteryServiceRequested(uint16_t connectionHandle, uint16_t attributeHandle, ble_gatt_access_ctxt *context);
private:
Controllers::Battery& batteryController;
static constexpr uint16_t batteryInformationServiceId {0x180F};
static constexpr uint16_t batteryLevelId {0x2A19};
static constexpr ble_uuid16_t batteryInformationServiceUuid {
.u {.type = BLE_UUID_TYPE_16},
.value = batteryInformationServiceId
};
static constexpr ble_uuid16_t batteryLevelUuid {
.u {.type = BLE_UUID_TYPE_16},
.value = batteryLevelId
};
struct ble_gatt_chr_def characteristicDefinition[3];
struct ble_gatt_svc_def serviceDefinition[2];
uint16_t batteryLevelHandle;
};
}
}

View file

@ -26,6 +26,7 @@ NimbleController::NimbleController(Pinetime::System::SystemTask& systemTask,
Pinetime::Controllers::Ble& bleController,
DateTime& dateTimeController,
Pinetime::Controllers::NotificationManager& notificationManager,
Controllers::Battery& batteryController,
Pinetime::Drivers::SpiNorFlash& spiNorFlash) :
systemTask{systemTask},
bleController{bleController},
@ -37,7 +38,8 @@ NimbleController::NimbleController(Pinetime::System::SystemTask& systemTask,
anService{systemTask, notificationManager},
alertNotificationClient{systemTask, notificationManager},
currentTimeService{dateTimeController},
musicService{systemTask} {
musicService{systemTask},
batteryInformationService{batteryController} {
}
@ -83,10 +85,9 @@ void NimbleController::Init() {
currentTimeClient.Init();
currentTimeService.Init();
musicService.Init();
anService.Init();
dfuService.Init();
batteryInformationService.Init();
int res;
res = ble_hs_util_ensure_addr(0);
ASSERT(res == 0);

View file

@ -8,6 +8,7 @@
#include "DfuService.h"
#include "CurrentTimeService.h"
#include "MusicService.h"
#include "BatteryInformationService.h"
#include <host/ble_gap.h>
namespace Pinetime {
@ -22,7 +23,7 @@ namespace Pinetime {
public:
NimbleController(Pinetime::System::SystemTask& systemTask, Pinetime::Controllers::Ble& bleController,
DateTime& dateTimeController, Pinetime::Controllers::NotificationManager& notificationManager,
Pinetime::Drivers::SpiNorFlash& spiNorFlash);
Controllers::Battery& batteryController, Pinetime::Drivers::SpiNorFlash& spiNorFlash);
void Init();
void StartAdvertising();
int OnGAPEvent(ble_gap_event *event);
@ -57,6 +58,7 @@ namespace Pinetime {
AlertNotificationClient alertNotificationClient;
CurrentTimeService currentTimeService;
MusicService musicService;
BatteryInformationService batteryInformationService;
uint8_t addrType; // 1 = Random, 0 = PUBLIC
uint16_t connectionHandle = 0;

View file

@ -35,7 +35,7 @@ SystemTask::SystemTask(Drivers::SpiMaster &spi, Drivers::St7789 &lcd,
twiMaster{twiMaster}, touchPanel{touchPanel}, lvgl{lvgl}, batteryController{batteryController},
bleController{bleController}, dateTimeController{dateTimeController},
watchdog{}, watchdogView{watchdog}, notificationManager{notificationManager},
nimbleController(*this, bleController,dateTimeController, notificationManager, spiNorFlash) {
nimbleController(*this, bleController,dateTimeController, notificationManager, batteryController, spiNorFlash) {
systemTaksMsgQueue = xQueueCreate(10, 1);
}