rt-thread/bsp/rm48x50/HALCoGen/source/rti.c

767 lines
21 KiB
C

/** @file rti.c
* @brief RTI Driver Source File
* @date 29.May.2013
* @version 03.05.02
*
* This file contains:
* - API Functions
* - Interrupt Handlers
* .
* which are relevant for the RTI driver.
*/
/* (c) Texas Instruments 2009-2013, All rights reserved. */
/* USER CODE BEGIN (0) */
/* USER CODE END */
/* Include Files */
#include "rti.h"
/* USER CODE BEGIN (1) */
/* USER CODE END */
/** @fn void rtiInit(void)
* @brief Initializes RTI Driver
*
* This function initializes the RTI driver.
*
*/
/* USER CODE BEGIN (2) */
/* USER CODE END */
void rtiInit(void)
{
/* USER CODE BEGIN (3) */
/* USER CODE END */
/** @b Initialize @b RTI1: */
/** - Setup NTU source, debug options and disable both counter blocks */
rtiREG1->GCTRL = (1U << 16U) | 0x00000000U;
/** - Setup timebase for free running counter 0 */
rtiREG1->TBCTRL = 0x00000000U;
/** - Enable/Disable capture event sources for both counter blocks */
rtiREG1->CAPCTRL = 0U | 0U;
/** - Setup input source compare 0-3 */
rtiREG1->COMPCTRL = 0x00001000U | 0x00000100U | 0x00000000U | 0x00000000U;
/** - Reset up counter 0 */
rtiREG1->CNT[0U].UCx = 0x00000000U;
/** - Reset free running counter 0 */
rtiREG1->CNT[0U].FRCx = 0x00000000U;
/** - Setup up counter 0 compare value
* - 0x00000000: Divide by 2^32
* - 0x00000001-0xFFFFFFFF: Divide by (CPUC0 + 1)
*/
rtiREG1->CNT[0U].CPUCx = 9U;
/** - Reset up counter 1 */
rtiREG1->CNT[1U].UCx = 0x00000000U;
/** - Reset free running counter 1 */
rtiREG1->CNT[1U].FRCx = 0x00000000U;
/** - Setup up counter 1 compare value
* - 0x00000000: Divide by 2^32
* - 0x00000001-0xFFFFFFFF: Divide by (CPUC1 + 1)
*/
rtiREG1->CNT[1U].CPUCx = 9U;
/** - Setup compare 0 value. This value is compared with selected free running counter. */
rtiREG1->CMP[0U].COMPx = 10000U;
/** - Setup update compare 0 value. This value is added to the compare 0 value on each compare match. */
rtiREG1->CMP[0U].UDCPx = 10000U;
/** - Setup compare 1 value. This value is compared with selected free running counter. */
rtiREG1->CMP[1U].COMPx = 50000U;
/** - Setup update compare 1 value. This value is added to the compare 1 value on each compare match. */
rtiREG1->CMP[1U].UDCPx = 50000U;
/** - Setup compare 2 value. This value is compared with selected free running counter. */
rtiREG1->CMP[2U].COMPx = 80000U;
/** - Setup update compare 2 value. This value is added to the compare 2 value on each compare match. */
rtiREG1->CMP[2U].UDCPx = 80000U;
/** - Setup compare 3 value. This value is compared with selected free running counter. */
rtiREG1->CMP[3U].COMPx = 100000U;
/** - Setup update compare 3 value. This value is added to the compare 3 value on each compare match. */
rtiREG1->CMP[3U].UDCPx = 100000U;
/** - Clear all pending interrupts */
rtiREG1->INTFLAG = 0x0007000FU;
/** - Disable all interrupts */
rtiREG1->CLEARINT = 0x00070F0FU;
/** @note This function has to be called before the driver can be used.\n
* This function has to be executed in privileged mode.\n
* This function does not start the counters.
*/
/* USER CODE BEGIN (4) */
/* USER CODE END */
}
/* USER CODE BEGIN (5) */
/* USER CODE END */
/** @fn void rtiStartCounter(uint32 counter)
* @brief Starts RTI Counter block
* @param[in] counter Select counter block to be started:
* - rtiCOUNTER_BLOCK0: RTI counter block 0 will be started
* - rtiCOUNTER_BLOCK1: RTI counter block 1 will be started
*
* This function starts selected counter block of the selected RTI module.
*/
/* USER CODE BEGIN (6) */
/* USER CODE END */
void rtiStartCounter(uint32 counter)
{
/* USER CODE BEGIN (7) */
/* USER CODE END */
rtiREG1->GCTRL |= (1U << (counter & 3U));
/** @note The function rtiInit has to be called before this function can be used.\n
* This function has to be executed in privileged mode.
*/
/* USER CODE BEGIN (8) */
/* USER CODE END */
}
/* USER CODE BEGIN (9) */
/* USER CODE END */
/** @fn void rtiStopCounter(uint32 counter)
* @brief Stops RTI Counter block
* @param[in] counter Select counter to be stopped:
* - rtiCOUNTER_BLOCK0: RTI counter block 0 will be stopped
* - rtiCOUNTER_BLOCK1: RTI counter block 1 will be stopped
*
* This function stops selected counter block of the selected RTI module.
*/
/* USER CODE BEGIN (10) */
/* USER CODE END */
void rtiStopCounter(uint32 counter)
{
/* USER CODE BEGIN (11) */
/* USER CODE END */
rtiREG1->GCTRL &= ~(1U << (counter & 3U));
/** @note The function rtiInit has to be called before this function can be used.\n
* This function has to be executed in privileged mode.
*/
/* USER CODE BEGIN (12) */
/* USER CODE END */
}
/* USER CODE BEGIN (13) */
/* USER CODE END */
/** @fn uint32 rtiResetCounter(uint32 counter)
* @brief Reset RTI Counter block
* @param[in] counter Select counter block to be reset:
* - rtiCOUNTER_BLOCK0: RTI counter block 0 will be reset
* - rtiCOUNTER_BLOCK1: RTI counter block 1 will be reset
* @return The function will return:
* - 0: When the counter reset wasn't successful
* - 1: When the counter reset was successful
*
* This function resets selected counter block of the selected RTI module.
*/
/* USER CODE BEGIN (14) */
/* USER CODE END */
uint32 rtiResetCounter(uint32 counter)
{
uint32 success = 0U;
/* USER CODE BEGIN (15) */
/* USER CODE END */
if ((!(rtiREG1->GCTRL & (1U << (counter & 3U)))) != 0U)
{
rtiREG1->CNT[counter].UCx = 0x00000000U;
rtiREG1->CNT[counter].FRCx = 0x00000000U;
success = 1U;
}
/** @note The function rtiInit has to be called before this function can be used.\n
* This function has to be executed in privileged mode.\n
* The selected counter block has to be stopped before it can reset.
*/
/* USER CODE BEGIN (16) */
/* USER CODE END */
return success;
}
/* USER CODE BEGIN (17) */
/* USER CODE END */
/** @fn void rtiSetPeriod(uint32 compare, uint32 period)
* @brief Set new period of RTI compare
* @param[in] compare Select compare to change period:
* - rtiCOMPARE0: RTI compare 0 will change the period
* - rtiCOMPARE1: RTI compare 1 will change the period
* - rtiCOMPARE2: RTI compare 2 will change the period
* - rtiCOMPARE3: RTI compare 3 will change the period
* @param[in] period new period in [ticks - 1]:
* - 0x00000000: Divide by 1
* - n: Divide by n + 1
*
* This function will change the period of the selected compare.
*/
/* USER CODE BEGIN (18) */
/* USER CODE END */
void rtiSetPeriod(uint32 compare, uint32 period)
{
/* USER CODE BEGIN (19) */
/* USER CODE END */
rtiREG1->CMP[compare].UDCPx = period;
/** @note The function rtiInit has to be called before this function can be used.\n
* This function has to be executed in privileged mode.\n
* When the corresponding counter block is not stopped,\n
* the period will change on the next compare match of the old period.
*/
/* USER CODE BEGIN (20) */
/* USER CODE END */
}
/* USER CODE BEGIN (21) */
/* USER CODE END */
/** @fn uint32 rtiGetPeriod(uint32 compare)
* @brief Get current period of RTI compare
* @param[in] compare Select compare to return the current period:
* - rtiCOMPARE0: RTI compare 0 will return the current period
* - rtiCOMPARE1: RTI compare 1 will return the current period
* - rtiCOMPARE2: RTI compare 2 will return the current period
* - rtiCOMPARE3: RTI compare 3 will return the current period
* @return Current period of selected compare in [ticks - 1]:
* - 0x00000000: Divide by 1
* - n: Divide by n + 1
*
* This function will return the period of the selected compare.
*/
/* USER CODE BEGIN (22) */
/* USER CODE END */
uint32 rtiGetPeriod(uint32 compare)
{
uint32 period;
/* USER CODE BEGIN (23) */
/* USER CODE END */
period = rtiREG1->CMP[compare].UDCPx;
/** @note The function rtiInit has to be called before this function can be used.
*/
/* USER CODE BEGIN (24) */
/* USER CODE END */
return period;
}
/* USER CODE BEGIN (25) */
/* USER CODE END */
/** @fn uint32 rtiGetCurrentTick(uint32 compare)
* @brief Get current tick of RTI compare
* @param[in] compare Select compare to return the current tick:
* - rtiCOMPARE0: RTI compare 0 will return the current tick
* - rtiCOMPARE1: RTI compare 1 will return the current tick
* - rtiCOMPARE2: RTI compare 2 will return the current tick
* - rtiCOMPARE3: RTI compare 3 will return the current tick
* @return Current tick of selected compare
*
* This function will return the current tick of the selected compare.
*/
/* USER CODE BEGIN (26) */
/* USER CODE END */
uint32 rtiGetCurrentTick(uint32 compare)
{
uint32 tick;
uint32 counter = ((rtiREG1->COMPCTRL & (1U << (compare << 2U))) !=0U ) ? 1U : 0U;
/* USER CODE BEGIN (27) */
/* USER CODE END */
tick = rtiREG1->CNT[counter].FRCx - (rtiREG1->CMP[compare].COMPx - rtiREG1->CMP[compare].UDCPx);
/** @note The function rtiInit has to be called before this function can be used.
*/
/* USER CODE BEGIN (28) */
/* USER CODE END */
return tick;
}
/* USER CODE BEGIN (29) */
/* USER CODE END */
/** @fn void dwdInit(uint16 dwdPreload)
* @brief Initialize DWD Expiration Period
* @param[in] dwdPreload DWD Preload value for expiration time.
* - Texp = (dwdPreload +1) / RTICLK
* - n: Divide by n + 1
*
* This function can be called to set the DWD expiration
*
*/
void dwdInit(uint16 dwdPreload)
{
/* USER CODE BEGIN (30) */
/* USER CODE END */
/* Clear the violations if already present */
rtiREG1->WDSTATUS = 0xFFU;
rtiREG1->DWDPRLD = dwdPreload;
/* USER CODE BEGIN (31) */
/* USER CODE END */
}
/* USER CODE BEGIN (32) */
/* USER CODE END */
/** @fn void dwwdInit(dwwdReaction_t Reaction, uint16 dwdPreload, dwwdWindowSize_t Window_Size)
* @brief Initialize DWD Expiration Period
* @param[in] Reaction DWWD reaction if the watchdog is serviced outside the time window.
* - Generate_Reset
* - Generate_NMI
* @param[in] dwdPreload DWWD Preload value for the watchdog expiration time.
* - Texp = (dwdPreload +1) / RTICLK
* - n: Divide by n + 1
* @param[in] Window_Size DWWD time window size
* - Size_100_Percent
* - Size_50_Percent
* - Size_25_Percent
* - Size_12_5_Percent
* - Size_6_25_Percent
* - Size_3_125_Percent
*
* This function can be called to set the DWD expiration
*
*/
void dwwdInit(dwwdReaction_t Reaction, uint16 dwdPreload, dwwdWindowSize_t Window_Size)
{
/* USER CODE BEGIN (33) */
/* USER CODE END */
/* Clear the violations if already present */
rtiREG1->WDSTATUS = 0xFFU;
rtiREG1->WWDSIZECTRL = (uint32) Window_Size;
rtiREG1->DWDPRLD = (uint32) dwdPreload;
rtiREG1->WWDRXNCTRL = (uint32) Reaction;
/* USER CODE BEGIN (34) */
/* USER CODE END */
}
/* USER CODE BEGIN (35) */
/* USER CODE END */
/** @fn uint32 dwwdGetCurrentDownCounter(void)
* @brief Get the current DWWD Down Counter
* @return Current tick of selected compare
*
* This function will get the current DWWD down counter value.
*
*/
uint32 dwwdGetCurrentDownCounter(void)
{
/* USER CODE BEGIN (36) */
/* USER CODE END */
return (rtiREG1->DWDCNTR);
/* USER CODE BEGIN (37) */
/* USER CODE END */
}
/* USER CODE BEGIN (38) */
/* USER CODE END */
/** @fn void dwdCounterEnable(void)
* @brief Enable DWD
*
* This function will Enable the DWD counter.
*
*/
void dwdCounterEnable(void)
{
/* USER CODE BEGIN (39) */
/* USER CODE END */
rtiREG1->DWDCTRL = 0xA98559DAU;
/* USER CODE BEGIN (40) */
/* USER CODE END */
}
/* USER CODE BEGIN (41) */
/* USER CODE END */
/* USER CODE BEGIN (42) */
/* USER CODE END */
/* USER CODE BEGIN (43) */
/* USER CODE END */
/* USER CODE BEGIN (44) */
/* USER CODE END */
/** @fn void dwdSetPreload(uint16 dwdPreload)
* @brief Initialize DWD Expiration Period
* @param[in] dwdPreload DWD Preload value for the watchdog expiration time.
* - Texp = (dwdPreload +1) / RTICLK
* - n: Divide by n + 1
*
* This function can be called to set the Preload value for the watchdog expiration time.
*
*/
void dwdSetPreload(uint16 dwdPreload)
{
/* USER CODE BEGIN (45) */
/* USER CODE END */
rtiREG1->DWDPRLD = dwdPreload;
/* USER CODE BEGIN (46) */
/* USER CODE END */
}
/* USER CODE BEGIN (47) */
/* USER CODE END */
/** @fn void dwdReset(void)
* @brief Reset Digital Watchdog
*
* This function can be called to reset Digital Watchdog.
*
*/
void dwdReset(void)
{
/* USER CODE BEGIN (48) */
/* USER CODE END */
rtiREG1->WDKEY = 0x0000E51AU;
rtiREG1->WDKEY = 0x0000A35CU;
/* USER CODE BEGIN (49) */
/* USER CODE END */
}
/** @fn void dwdGenerateSysReset(void)
* @brief Generate System Reset through DWD
*
* This function can be called to generate system reset using DWD.
*
*/
void dwdGenerateSysReset(void)
{
/* USER CODE BEGIN (50) */
/* USER CODE END */
rtiREG1->WDKEY = 0x0000E51AU;
rtiREG1->WDKEY = 0x00002345U;
/* USER CODE BEGIN (51) */
/* USER CODE END */
}
/* USER CODE BEGIN (52) */
/* USER CODE END */
/** @fn boolean IsdwdKeySequenceCorrect(void)
* @brief Check if DWD Key sequence correct.
* @return The function will return:
* - TRUE: When the DWD key sequence is written correctly.
* - FALSE: When the DWD key sequence is written incorrectly / not written.
*
* This function will get status of the DWD Key sequence.
*
*/
boolean IsdwdKeySequenceCorrect(void)
{
boolean Status;
/* USER CODE BEGIN (53) */
/* USER CODE END */
if((rtiREG1->WDSTATUS & 0x4U) == 0x4U)
{
Status = FALSE;
}
else
{
Status = TRUE;
}
/* USER CODE BEGIN (54) */
/* USER CODE END */
return Status;
}
/* USER CODE BEGIN (55) */
/* USER CODE END */
/** @fn dwdResetStatus_t dwdGetStatus(void)
* @brief Check if Reset is generated due to DWD.
* @return The function will return:
* - Reset_Generated: When the Reset is generated due to DWD.
* - No_Reset_Generated: No Reset is generated due to DWD.
*
* This function will get dwd Reset status.
*
*/
dwdResetStatus_t dwdGetStatus(void)
{
/* USER CODE BEGIN (56) */
/* USER CODE END */
dwdResetStatus_t Reset_Status;
if((rtiREG1->WDSTATUS & 0x2U) == 0x2U)
{
Reset_Status = Reset_Generated;
}
else
{
Reset_Status = No_Reset_Generated;
}
/* USER CODE BEGIN (57) */
/* USER CODE END */
return Reset_Status;
}
/* USER CODE BEGIN (58) */
/* USER CODE END */
/** @fn void dwdClearFlag(void)
* @brief Clear the DWD violation flag.
*
* This function will clear dwd status register.
*
*/
void dwdClearFlag(void)
{
/* USER CODE BEGIN (59) */
/* USER CODE END */
rtiREG1->WDSTATUS = 0xFFU;
/* USER CODE BEGIN (60) */
/* USER CODE END */
}
/* USER CODE BEGIN (61) */
/* USER CODE END */
/** @fn dwdViolation_t dwdGetViolationStatus(void)
* @brief Check the status of the DWD or DWWD violation happened.
* @return The function will return one of following violations occured:
* - NoTime_Violation
* - Key_Seq_Violation
* - Time_Window_Violation
* - EndTime_Window_Violation
* - StartTime_Window_Violation
*
* This function will get status of the DWD or DWWD violation status.
*
*/
dwdViolation_t dwdGetViolationStatus(void)
{
/* USER CODE BEGIN (62) */
/* USER CODE END */
dwdViolation_t Violation_Status;
if ((rtiREG1->WDSTATUS & 0x20U) == 0x20U)
{
Violation_Status = Time_Window_Violation;
}
else if ((rtiREG1->WDSTATUS & 0x04U) == 0x04U)
{
Violation_Status = Key_Seq_Violation;
}
else if((rtiREG1->WDSTATUS & 0x8U) == 0x8U)
{
Violation_Status = StartTime_Window_Violation;
}
else if ((rtiREG1->WDSTATUS & 0x10U) == 0x10U)
{
Violation_Status = EndTime_Window_Violation;
}
else
{
Violation_Status = NoTime_Violation;
}
/* USER CODE BEGIN (63) */
/* USER CODE END */
return Violation_Status;
}
/* USER CODE BEGIN (64) */
/* USER CODE END */
/** @fn void rtiEnableNotification(uint32 notification)
* @brief Enable notification of RTI module
* @param[in] notification Select notification of RTI module:
* - rtiNOTIFICATION_COMPARE0: RTI compare 0 notification
* - rtiNOTIFICATION_COMPARE1: RTI compare 1 notification
* - rtiNOTIFICATION_COMPARE2: RTI compare 2 notification
* - rtiNOTIFICATION_COMPARE3: RTI compare 3 notification
* - rtiNOTIFICATION_TIMEBASE: RTI Timebase notification
* - rtiNOTIFICATION_COUNTER0: RTI counter 0 overflow notification
* - rtiNOTIFICATION_COUNTER1: RTI counter 1 overflow notification
*
* This function will enable the selected notification of a RTI module.
* It is possible to enable multiple notifications masked.
*/
/* USER CODE BEGIN (65) */
/* USER CODE END */
void rtiEnableNotification(uint32 notification)
{
/* USER CODE BEGIN (66) */
/* USER CODE END */
rtiREG1->INTFLAG = notification;
rtiREG1->SETINT = notification;
/** @note The function rtiInit has to be called before this function can be used.\n
* This function has to be executed in privileged mode.
*/
/* USER CODE BEGIN (67) */
/* USER CODE END */
}
/* USER CODE BEGIN (68) */
/* USER CODE END */
/** @fn void rtiDisableNotification(uint32 notification)
* @brief Disable notification of RTI module
* @param[in] notification Select notification of RTI module:
* - rtiNOTIFICATION_COMPARE0: RTI compare 0 notification
* - rtiNOTIFICATION_COMPARE1: RTI compare 1 notification
* - rtiNOTIFICATION_COMPARE2: RTI compare 2 notification
* - rtiNOTIFICATION_COMPARE3: RTI compare 3 notification
* - rtiNOTIFICATION_TIMEBASE: RTI Timebase notification
* - rtiNOTIFICATION_COUNTER0: RTI counter 0 overflow notification
* - rtiNOTIFICATION_COUNTER1: RTI counter 1 overflow notification
*
* This function will disable the selected notification of a RTI module.
* It is possible to disable multiple notifications masked.
*/
/* USER CODE BEGIN (69) */
/* USER CODE END */
void rtiDisableNotification(uint32 notification)
{
/* USER CODE BEGIN (70) */
/* USER CODE END */
rtiREG1->CLEARINT = notification;
/** @note The function rtiInit has to be called before this function can be used.\n
* This function has to be executed in privileged mode.
*/
/* USER CODE BEGIN (71) */
/* USER CODE END */
}
/* USER CODE BEGIN (72) */
/* USER CODE END */
/** @fn void rtiGetConfigValue(rti_config_reg_t *config_reg, config_value_type_t type)
* @brief Get the initial or current values of the configuration registers
*
* @param[in] *config_reg: pointer to the struct to which the initial or current value of the configuration registers need to be stored
* @param[in] type: whether initial or current value of the configuration registers need to be stored
* - InitialValue: initial value of the configuration registers will be stored in the struct pointed by config_reg
* - CurrentValue: initial value of the configuration registers will be stored in the struct pointed by config_reg
*
* This function will copy the initial or current value (depending on the parameter 'type') of the configuration registers to the struct pointed by config_reg
*
*/
void rtiGetConfigValue(rti_config_reg_t *config_reg, config_value_type_t type)
{
if (type == InitialValue)
{
config_reg->CONFIG_GCTRL = RTI_GCTRL_CONFIGVALUE;
config_reg->CONFIG_TBCTRL = RTI_TBCTRL_CONFIGVALUE;
config_reg->CONFIG_CAPCTRL = RTI_CAPCTRL_CONFIGVALUE;
config_reg->CONFIG_COMPCTRL = RTI_COMPCTRL_CONFIGVALUE;
config_reg->CONFIG_UDCP0 = RTI_UDCP0_CONFIGVALUE;
config_reg->CONFIG_UDCP1 = RTI_UDCP1_CONFIGVALUE;
config_reg->CONFIG_UDCP2 = RTI_UDCP2_CONFIGVALUE;
config_reg->CONFIG_UDCP3 = RTI_UDCP3_CONFIGVALUE;
config_reg->CONFIG_TBLCOMP = RTI_TBLCOMP_CONFIGVALUE;
config_reg->CONFIG_TBHCOMP = RTI_TBHCOMP_CONFIGVALUE;
config_reg->CONFIG_SETINT = RTI_SETINT_CONFIGVALUE;
config_reg->CONFIG_DWDCTRL = RTI_DWDCTRL_CONFIGVALUE;
config_reg->CONFIG_DWDPRLD = RTI_DWDPRLD_CONFIGVALUE;
config_reg->CONFIG_WWDRXNCTRL = RTI_WWDRXNCTRL_CONFIGVALUE;
config_reg->CONFIG_WWDSIZECTRL = RTI_WWDSIZECTRL_CONFIGVALUE;
}
else
{
config_reg->CONFIG_GCTRL = rtiREG1->GCTRL;
config_reg->CONFIG_TBCTRL = rtiREG1->TBCTRL;
config_reg->CONFIG_CAPCTRL = rtiREG1->CAPCTRL;
config_reg->CONFIG_COMPCTRL = rtiREG1->COMPCTRL;
config_reg->CONFIG_UDCP0 = rtiREG1->CMP[0U].UDCPx;
config_reg->CONFIG_UDCP1 = rtiREG1->CMP[1U].UDCPx;
config_reg->CONFIG_UDCP2 = rtiREG1->CMP[2U].UDCPx;
config_reg->CONFIG_UDCP3 = rtiREG1->CMP[3U].UDCPx;
config_reg->CONFIG_TBLCOMP = rtiREG1->TBLCOMP;
config_reg->CONFIG_TBHCOMP = rtiREG1->TBHCOMP;
config_reg->CONFIG_SETINT = rtiREG1->SETINT;
config_reg->CONFIG_DWDCTRL = rtiREG1->DWDCTRL;
config_reg->CONFIG_DWDPRLD = rtiREG1->DWDPRLD;
config_reg->CONFIG_WWDRXNCTRL = rtiREG1->WWDRXNCTRL;
config_reg->CONFIG_WWDSIZECTRL = rtiREG1->WWDSIZECTRL;
}
}