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@@ -1,23 +1,38 @@
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+/*
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+ * Copyright (c) 2006-2020, RT-Thread Development Team
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+ *
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+ * SPDX-License-Identifier: Apache-2.0
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+ *
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+ * Change Logs:
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+ * Date Author Notes
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+ * 2020-04-29 supperthomas first version
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+ *
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+ */
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#include <rtthread.h>
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#include <rthw.h>
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#include <nrfx_systick.h>
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#include "board.h"
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-#include "drv_gpio.h"
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#include "drv_uart.h"
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+#ifdef BSP_USING_SOFTDEVICE
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+#include <nrfx_rtc.h>
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+#include <nrfx_clock.h>
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+#include "app_error.h"
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+#include "nrf_drv_clock.h"
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+const nrfx_rtc_t rtc = NRFX_RTC_INSTANCE(1); /**< Declaring an instance of nrf_drv_rtc for RTC0. */
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-void SysTick_Configuration(void)
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+static void rtc_handler(nrfx_rtc_int_type_t int_type)
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{
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- /* Set interrupt priority */
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- NVIC_SetPriority(SysTick_IRQn, 0xf);
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-
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- /* Configure SysTick to interrupt at the requested rate. */
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- nrf_systick_load_set(SystemCoreClock / RT_TICK_PER_SECOND);
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- nrf_systick_val_clear();
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- nrf_systick_csr_set(NRF_SYSTICK_CSR_CLKSOURCE_CPU | NRF_SYSTICK_CSR_TICKINT_ENABLE
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- | NRF_SYSTICK_CSR_ENABLE);
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-}
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+ if (int_type == NRFX_RTC_INT_TICK)
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+ {
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+ rt_interrupt_enter();
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+ rt_tick_increase();
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+
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+ rt_interrupt_leave();
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+ }
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+}
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+#else
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/**
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* This is the timer interrupt service routine.
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*
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@@ -32,27 +47,61 @@ void SysTick_Handler(void)
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/* leave interrupt */
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rt_interrupt_leave();
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}
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+#endif
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+void SysTick_Configuration(void)
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+{
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+#ifdef BSP_USING_SOFTDEVICE
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+ nrf_drv_clock_init();
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+ nrf_drv_clock_lfclk_request(NULL);
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+
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+ uint32_t err_code;
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+#define TICK_RATE_HZ RT_TICK_PER_SECOND
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+#define SYSTICK_CLOCK_HZ ( 32768UL )
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+#define NRF_RTC_REG NRF_RTC1
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+ /* IRQn used by the selected RTC */
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+#define NRF_RTC_IRQn RTC1_IRQn
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+ /* Constants required to manipulate the NVIC. */
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+#define NRF_RTC_PRESCALER ( (uint32_t) (NRFX_ROUNDED_DIV(SYSTICK_CLOCK_HZ, TICK_RATE_HZ) - 1) )
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+ nrfx_rtc_config_t config = NRFX_RTC_DEFAULT_CONFIG;
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+ config.prescaler = NRF_RTC_PRESCALER;
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+
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+ err_code = nrfx_rtc_init(&rtc, &config, rtc_handler);
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+ // APP_ERROR_CHECK(err_code);
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+ nrfx_rtc_tick_enable(&rtc, true);
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+#define COMPARE_COUNTERTIME (3UL) /**< Get Compare event COMPARE_TIME seconds after the counter starts from 0. */
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+ //Set compare channel to trigger interrupt after COMPARE_COUNTERTIME seconds
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+ err_code = nrfx_rtc_cc_set(&rtc, 0, COMPARE_COUNTERTIME * 8, true);
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+ // APP_ERROR_CHECK(err_code);
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+
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+ //Power on RTC instance
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+ nrfx_rtc_enable(&rtc);
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+#else
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+ /* Set interrupt priority */
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+ NVIC_SetPriority(SysTick_IRQn, 0xf);
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+
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+ /* Configure SysTick to interrupt at the requested rate. */
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+ nrf_systick_load_set(SystemCoreClock / RT_TICK_PER_SECOND);
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+ nrf_systick_val_clear();
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+ nrf_systick_csr_set(NRF_SYSTICK_CSR_CLKSOURCE_CPU | NRF_SYSTICK_CSR_TICKINT_ENABLE
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+ | NRF_SYSTICK_CSR_ENABLE);
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+#endif
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+}
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void rt_hw_board_init(void)
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{
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+ rt_hw_interrupt_enable(0);
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// sd_power_dcdc_mode_set(NRF_POWER_DCDC_ENABLE);
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/* Activate deep sleep mode */
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SCB->SCR |= SCB_SCR_SLEEPDEEP_Msk;
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-
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SysTick_Configuration();
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-
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+
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#if defined(RT_USING_HEAP)
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rt_system_heap_init((void *)HEAP_BEGIN, (void *)HEAP_END);
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#endif
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-
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-/* Pin driver initialization is open by default */
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-#ifdef RT_USING_PIN
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- rt_hw_pin_init();
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-#endif
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-
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+
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#ifdef RT_USING_SERIAL
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rt_hw_uart_init();
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#endif
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@@ -65,5 +114,19 @@ void rt_hw_board_init(void)
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rt_components_board_init();
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#endif
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+#ifdef BSP_USING_SOFTDEVICE
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+ extern uint32_t Image$$RW_IRAM1$$Base;
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+ uint32_t const *const m_ram_start = &Image$$RW_IRAM1$$Base;
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+ if ((uint32_t)m_ram_start == 0x20000000)
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+ {
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+ rt_kprintf("\r\n using softdevice the RAM couldn't be %p,please use the templete from package\r\n", m_ram_start);
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+ while (1);
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+ }
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+ else
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+ {
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+ rt_kprintf("\r\n using softdevice the RAM at %p\r\n", m_ram_start);
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+ }
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+#endif
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+
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}
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