1 files changed, 381 insertions, 0 deletions
diff --git a/tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/hal/TARGET_Freescale/TARGET_KPSDK_MCUS/TARGET_KPSDK_CODE/hal/rtc/fsl_rtc_hal.c b/tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/hal/TARGET_Freescale/TARGET_KPSDK_MCUS/TARGET_KPSDK_CODE/hal/rtc/fsl_rtc_hal.c
new file mode 100644
index 0000000000..9dd420eb4e
--- /dev/null
+++ b/tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/hal/TARGET_Freescale/TARGET_KPSDK_MCUS/TARGET_KPSDK_CODE/hal/rtc/fsl_rtc_hal.c
@@ -0,0 +1,381 @@
+/*
+ * Copyright (c) 2013 - 2014, Freescale Semiconductor, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ *
+ * o Redistributions of source code must retain the above copyright notice, this list
+ *   of conditions and the following disclaimer.
+ *
+ * o Redistributions in binary form must reproduce the above copyright notice, this
+ *   list of conditions and the following disclaimer in the documentation and/or
+ *   other materials provided with the distribution.
+ *
+ * o Neither the name of Freescale Semiconductor, Inc. nor the names of its
+ *   contributors may be used to endorse or promote products derived from this
+ *   software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "fsl_rtc_hal.h"
+#include "fsl_device_registers.h"
+
+/*******************************************************************************
+ * Definitions
+ ******************************************************************************/
+
+#define SECONDS_IN_A_DAY     (86400U)
+#define SECONDS_IN_A_HOUR    (3600U)
+#define SECONDS_IN_A_MIN     (60U)
+#define MINS_IN_A_HOUR       (60U)
+#define HOURS_IN_A_DAY       (24U)
+#define DAYS_IN_A_YEAR       (365U)
+#define DAYS_IN_A_LEAP_YEAR  (366U)
+#define YEAR_RANGE_START     (1970U)
+#define YEAR_RANGE_END       (2099U)
+
+/*******************************************************************************
+ * Variables
+ ******************************************************************************/
+
+/* Table of month length (in days) for the Un-leap-year*/
+static const uint8_t ULY[] = {0U, 31U, 28U, 31U, 30U, 31U, 30U, 31U, 31U, 30U,
+    31U,30U,31U};
+
+/* Table of month length (in days) for the Leap-year*/
+static const uint8_t LY[] = {0U, 31U, 29U, 31U, 30U, 31U, 30U, 31U, 31U, 30U,
+    31U,30U,31U};
+
+/* Number of days from begin of the non Leap-year*/
+static const uint16_t MONTH_DAYS[] = {0U, 0U, 31U, 59U, 90U, 120U, 151U, 181U,
+    212U, 243U, 273U, 304U, 334U};
+
+/*******************************************************************************
+ * Code
+ ******************************************************************************/
+
+/*FUNCTION**********************************************************************
+ *
+ * Function Name : RTC_HAL_ConvertSecsToDatetime
+ * Description   : converts time data from seconds to a datetime structure.
+ * This function will convert time data from seconds to a datetime structure.
+ *
+ *END**************************************************************************/
+void RTC_HAL_ConvertSecsToDatetime(const uint32_t * seconds, rtc_datetime_t * datetime)
+{
+    uint32_t x;
+    uint32_t Seconds, Days, Days_in_year;
+    const uint8_t *Days_in_month;
+
+    /* Start from 1970-01-01*/
+    Seconds = *seconds;
+    /* days*/
+    Days = Seconds / SECONDS_IN_A_DAY;
+    /* seconds left*/
+    Seconds = Seconds % SECONDS_IN_A_DAY;
+    /* hours*/
+    datetime->hour = Seconds / SECONDS_IN_A_HOUR;
+    /* seconds left*/
+    Seconds = Seconds % SECONDS_IN_A_HOUR;
+    /* minutes*/
+    datetime->minute = Seconds / SECONDS_IN_A_MIN;
+    /* seconds*/
+    datetime->second = Seconds % SECONDS_IN_A_MIN;
+    /* year*/
+    datetime->year = YEAR_RANGE_START;
+    Days_in_year = DAYS_IN_A_YEAR;
+
+    while (Days > Days_in_year)
+    {
+        Days -= Days_in_year;
+        datetime->year++;
+        if  (datetime->year & 3U)
+        {
+            Days_in_year = DAYS_IN_A_YEAR;
+        }
+        else
+        {
+            Days_in_year = DAYS_IN_A_LEAP_YEAR;
+        }
+    }
+
+    if  (datetime->year & 3U)
+    {
+        Days_in_month = ULY;
+    }
+    else
+    {
+        Days_in_month = LY;
+    }
+
+    for (x=1U; x <= 12U; x++)
+    {
+        if (Days <= (*(Days_in_month + x)))
+        {
+            datetime->month = x;
+            break;
+        }
+        else
+        {
+            Days -= (*(Days_in_month + x));
+        }
+    }
+
+    datetime->day = Days;
+}
+
+/*FUNCTION**********************************************************************
+ *
+ * Function Name : RTC_HAL_IsDatetimeCorrectFormat
+ * Description   : checks if the datetime is in correct format.
+ * This function will check if the given datetime is in the correct format.
+ *
+ *END**************************************************************************/
+bool RTC_HAL_IsDatetimeCorrectFormat(const rtc_datetime_t * datetime)
+{
+    bool result = false;
+
+    /* Test correctness of given parameters*/
+    if ((datetime->year < YEAR_RANGE_START) || (datetime->year > YEAR_RANGE_END) ||
+        (datetime->month > 12U) || (datetime->month < 1U) ||
+        (datetime->day > 31U) || (datetime->day < 1U) ||
+        (datetime->hour >= HOURS_IN_A_DAY) || (datetime->minute >= MINS_IN_A_HOUR) ||
+        (datetime->second >= SECONDS_IN_A_MIN))
+    {
+        /* If not correct then error*/
+        result = false;
+    }
+    else
+    {
+        result = true;
+    }
+
+    /* Is given year un-leap-one?*/
+    /* Leap year calculation only looks for years divisible by 4 as acceptable years is limited */
+    if ( result && (datetime->year & 3U))
+    {
+        /* Does the obtained number of days exceed number of days in the appropriate month & year?*/
+        if (ULY[datetime->month] < datetime->day)
+        {
+            /* If yes (incorrect datetime inserted) then error*/
+            result = false;
+        }
+    }
+    else /* Is given year leap-one?*/
+    {
+        /* Does the obtained number of days exceed number of days in the appropriate month & year?*/
+        if (result && (LY[datetime->month] < datetime->day))
+        {
+            /* if yes (incorrect date inserted) then error*/
+            result = false;
+        }
+    }
+
+    return result;
+}
+
+/*FUNCTION**********************************************************************
+ *
+ * Function Name : RTC_HAL_ConvertDatetimeToSecs
+ * Description   : converts time data from datetime to seconds.
+ * This function will convert time data from datetime to seconds.
+ *
+ *END**************************************************************************/
+void RTC_HAL_ConvertDatetimeToSecs(const rtc_datetime_t * datetime, uint32_t * seconds)
+{
+    /* Compute number of days from 1970 till given year*/
+    *seconds = (datetime->year - 1970U) * DAYS_IN_A_YEAR;
+    /* Add leap year days */
+    *seconds += ((datetime->year / 4) - (1970U / 4));
+    /* Add number of days till given month*/
+    *seconds += MONTH_DAYS[datetime->month];
+    /* Add days in given month*/
+    *seconds += datetime->day;
+    /* For leap year if month less than or equal to Febraury, decrement day counter*/
+    if ((!(datetime->year & 3U)) && (datetime->month <= 2U))
+    {
+        (*seconds)--;
+    }
+
+    *seconds = ((*seconds) * SECONDS_IN_A_DAY) + (datetime->hour * SECONDS_IN_A_HOUR) +
+               (datetime->minute * SECONDS_IN_A_MIN) + datetime->second;
+}
+
+/*FUNCTION**********************************************************************
+ *
+ * Function Name : RTC_HAL_Enable
+ * Description   : initializes the RTC module.
+ * This function will initiate a soft-reset of the RTC module to reset
+ * all the RTC registers. It also enables the RTC oscillator.
+ *
+ *END**************************************************************************/
+void RTC_HAL_Enable(uint32_t rtcBaseAddr)
+{
+    /* Enable RTC oscillator since it is required to start the counter*/
+    RTC_HAL_SetOscillatorCmd(rtcBaseAddr, true);
+}
+
+void RTC_HAL_Disable(uint32_t rtcBaseAddr)
+{
+    /* Disable counter*/
+    RTC_HAL_EnableCounter(rtcBaseAddr, false);
+
+    /* Disable RTC oscillator */
+    RTC_HAL_SetOscillatorCmd(rtcBaseAddr, false);
+}
+
+void RTC_HAL_Init(uint32_t rtcBaseAddr)
+{
+    uint32_t seconds = 0x1;
+
+    /* Resets the RTC registers except for the SWR bit */
+    RTC_HAL_SoftwareReset(rtcBaseAddr);
+    RTC_HAL_SoftwareResetFlagClear(rtcBaseAddr);
+
+    /* Set TSR register to 0x1 to avoid the TIF bit being set in the SR register */
+    RTC_HAL_SetSecsReg(rtcBaseAddr, seconds);
+
+    /* Clear the interrupt enable register */
+    RTC_HAL_SetSecsIntCmd(rtcBaseAddr, false);
+    RTC_HAL_SetAlarmIntCmd(rtcBaseAddr, false);
+    RTC_HAL_SetTimeOverflowIntCmd(rtcBaseAddr, false);
+    RTC_HAL_SetTimeInvalidIntCmd(rtcBaseAddr, false);
+}
+
+void RTC_HAL_SetDatetime(uint32_t rtcBaseAddr, const rtc_datetime_t * datetime)
+{
+    uint32_t seconds;
+
+    /* Protect against null pointers*/
+    assert(datetime);
+
+    RTC_HAL_ConvertDatetimeToSecs(datetime, &seconds);
+    /* Set time in seconds */
+    RTC_HAL_SetDatetimeInsecs(rtcBaseAddr, seconds);
+}
+
+void RTC_HAL_SetDatetimeInsecs(uint32_t rtcBaseAddr, const uint32_t seconds)
+{
+    /* Disable counter*/
+    RTC_HAL_EnableCounter(rtcBaseAddr, false);
+    /* Set seconds counter*/
+    RTC_HAL_SetSecsReg(rtcBaseAddr, seconds);
+    /* Enable the counter*/
+    RTC_HAL_EnableCounter(rtcBaseAddr, true);
+}
+
+void RTC_HAL_GetDatetime(uint32_t rtcBaseAddr, rtc_datetime_t * datetime)
+{
+    uint32_t seconds = 0;
+
+    /* Protect against null pointers*/
+    assert(datetime);
+
+    RTC_HAL_GetDatetimeInSecs(rtcBaseAddr, &seconds);
+
+    RTC_HAL_ConvertSecsToDatetime(&seconds, datetime);
+}
+
+void RTC_HAL_GetDatetimeInSecs(uint32_t rtcBaseAddr, uint32_t * seconds)
+{
+    /* Protect against null pointers*/
+    assert(seconds);
+    *seconds = RTC_HAL_GetSecsReg(rtcBaseAddr);
+}
+
+bool RTC_HAL_SetAlarm(uint32_t rtcBaseAddr, const rtc_datetime_t * date)
+{
+    uint32_t alrm_seconds, curr_seconds;
+
+    /* Protect against null pointers*/
+    assert(date);
+
+    RTC_HAL_ConvertDatetimeToSecs(date, &alrm_seconds);
+
+    /* Get the current time */
+    curr_seconds = RTC_HAL_GetSecsReg(rtcBaseAddr);
+
+    /* Make sure the alarm is for a future time */
+    if (alrm_seconds <= curr_seconds)
+    {
+        return false;
+    }
+
+    /* set alarm in seconds*/
+    RTC_HAL_SetAlarmReg(rtcBaseAddr, alrm_seconds);
+
+    return true;
+}
+
+void RTC_HAL_GetAlarm(uint32_t rtcBaseAddr, rtc_datetime_t * date)
+{
+    uint32_t seconds = 0;
+
+    /* Protect against null pointers*/
+    assert(date);
+
+    /* Get alarm in seconds  */
+    seconds = RTC_HAL_GetAlarmReg(rtcBaseAddr);
+
+    RTC_HAL_ConvertSecsToDatetime(&seconds, date);
+}
+
+#if FSL_FEATURE_RTC_HAS_MONOTONIC
+
+void RTC_HAL_GetMonotonicCounter(uint32_t rtcBaseAddr, uint64_t * counter)
+{
+    uint32_t tmpCountHigh = 0;
+    uint32_t tmpCountLow = 0;
+
+    tmpCountHigh = RTC_HAL_GetMonotonicCounterHigh(rtcBaseAddr);
+    tmpCountLow = RTC_HAL_GetMonotonicCounterLow(rtcBaseAddr);
+
+    *counter = (((uint64_t)(tmpCountHigh) << 32) | ((uint64_t)tmpCountLow));
+}
+
+void RTC_HAL_SetMonotonicCounter(uint32_t rtcBaseAddr, const uint64_t * counter)
+{
+    uint32_t tmpCountHigh = 0;
+    uint32_t tmpCountLow = 0;
+
+    tmpCountHigh = (uint32_t)((*counter) >> 32);
+    RTC_HAL_SetMonotonicCounterHigh(rtcBaseAddr, tmpCountHigh);
+    tmpCountLow = (uint32_t)(*counter);
+    RTC_HAL_SetMonotonicCounterLow(rtcBaseAddr, tmpCountLow);
+}
+
+bool RTC_HAL_IncrementMonotonicCounter(uint32_t rtcBaseAddr)
+{
+    bool result = false;
+
+    if((!(RTC_HAL_IsMonotonicCounterOverflow(rtcBaseAddr))) && (!(RTC_HAL_IsTimeInvalid(rtcBaseAddr))))
+    {
+        /* prepare for incrementing after write*/
+        RTC_HAL_SetMonotonicEnableCmd(rtcBaseAddr, true);
+
+        /* write anything so the counter increments*/
+        BW_RTC_MCLR_MCL(rtcBaseAddr, 1U);
+
+        result = true;
+    }
+
+    return result;
+}
+
+#endif
+
+/*******************************************************************************
+ * EOF
+ ******************************************************************************/
+