examples/platform/efr32/init_otSystem.c

   1 /*
   2  *
   3  *    Copyright (c) 2020 Project CHIP Authors
   4  *    Copyright (c) 2019 Google LLC.
   5  *    All rights reserved.
   6  *
   7  *    Licensed under the Apache License, Version 2.0 (the "License");
   8  *    you may not use this file except in compliance with the License.
   9  *    You may obtain a copy of the License at
  10  *
  11  *        http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  *    Unless required by applicable law or agreed to in writing, software
  14  *    distributed under the License is distributed on an "AS IS" BASIS,
  15  *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  *    See the License for the specific language governing permissions and
  17  *    limitations under the License.
  18  */
  19
  20 #include <support/CHIPPlatformMemory.h>
  21
  22 #include <mbedtls/platform.h>
  23 #include <openthread/cli.h>
  24 #include <openthread/dataset.h>
  25 #include <openthread/error.h>
  26 #include <openthread/heap.h>
  27 #include <openthread/icmp6.h>
  28 #include <openthread/instance.h>
  29 #include <openthread/link.h>
  30 #include <openthread/platform/openthread-system.h>
  31 #include <openthread/platform/uart.h>
  32 #include <openthread/tasklet.h>
  33 #include <openthread/thread.h>
  34
  35 #include <openthread-core-config.h>
  36 #include <openthread/config.h>
  37
  38 #include <assert.h>
  39 #include <string.h>
  40
  41 #include "common/logging.hpp"
  42
  43 #include "bsp.h"
  44 #include "em_chip.h"
  45 #include "em_cmu.h"
  46 #include "em_core.h"
  47 #include "em_emu.h"
  48 #include "em_system.h"
  49 #include "hal-config.h"
  50 #include "hal_common.h"
  51 #include "rail.h"
  52 #include "sl_mpu.h"
  53 #include "sl_sleeptimer.h"
  54
  55 #include "platform-efr32.h"
  56
  57 #if (HAL_FEM_ENABLE)
  58 #include "fem-control.h"
  59 #endif
  60
  61 #if DISPLAY_ENABLED
  62 #include "lcd.h"
  63 #endif
  64
  65 void halInitChipSpecific(void);
  66
  67 void initOtSysEFR(void)
  68 {
  69     sl_status_t status;
  70     uint32_t PrioGoupPos = 0;
  71     uint32_t SubPrio     = 0;
  72 #if defined(EFR32MG21)
  73     // FreeRTOS recommends a lower configuration for CortexM3 and asserts
  74     // in some places if using default PRIGROUP_POSITION.
  75     SubPrio = 1;
  76 #endif
  77
  78     __disable_irq();
  79
  80 #undef FIXED_EXCEPTION
  81 #define FIXED_EXCEPTION(vectorNumber, functionName, deviceIrqn, deviceIrqHandler)
  82 #define EXCEPTION(vectorNumber, functionName, deviceIrqn, deviceIrqHandler, priorityLevel, subpriority)                            \
  83     PrioGoupPos = PRIGROUP_POSITION - SubPrio;                                                                                     \
  84     NVIC_SetPriority(deviceIrqn, NVIC_EncodePriority(PrioGoupPos, priorityLevel, subpriority));
  85 #include NVIC_CONFIG
  86 #undef EXCEPTION
  87
  88     NVIC_SetPriorityGrouping(PrioGoupPos);
  89     CHIP_Init();
  90     halInitChipSpecific();
  91 #if DISPLAY_ENABLED
  92     initLCD();
  93 #endif
  94     BSP_Init(BSP_INIT_BCC);
  95
  96 #if defined(EFR32MG12)
  97     CMU_ClockSelectSet(cmuClock_LFE, cmuSelect_LFRCO);
  98     CMU_ClockEnable(cmuClock_CORELE, true);
  99 #elif defined(EFR32MG21)
 100     CMU_OscillatorEnable(cmuOsc_LFRCO, true, true);
 101 #else
 102 #error "Enable Clocks for the used board"
 103 #endif /* EFR32 PLATFORM */
 104     CMU_ClockEnable(cmuClock_RTCC, true);
 105     status = sl_sleeptimer_init();
 106     assert(status == SL_STATUS_OK);
 107
 108 #if (HAL_FEM_ENABLE)
 109     initFem();
 110     wakeupFem();
 111 #endif
 112
 113     __enable_irq();
 114
 115 #if EFR32_LOG_ENABLED
 116     efr32LogInit();
 117 #endif
 118     efr32RadioInit();
 119     efr32AlarmInit();
 120     efr32MiscInit();
 121 #ifndef EFR32MG21
 122     efr32RandomInit();
 123 #endif /* EFR32 PLATFORM */
 124     otHeapSetCAllocFree(CHIPPlatformMemoryCalloc, CHIPPlatformMemoryFree);
 125 }