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

714 lines
19 KiB
C

/** @file esm.c
* @brief Esm Driver Source File
* @date 29.May.2013
* @version 03.05.02
*
* This file contains:
* - API Functions
* .
* which are relevant for the Esm driver.
*/
/* (c) Texas Instruments 2009-2013, All rights reserved. */
/* USER CODE BEGIN (0) */
/* USER CODE END */
/* Include Files */
#include "esm.h"
/* USER CODE BEGIN (1) */
/* USER CODE END */
/** @fn void esmInit(void)
* @brief Initializes Esm Driver
*
* This function initializes the Esm driver.
*
*/
/* USER CODE BEGIN (2) */
/* USER CODE END */
void esmInit(void)
{
/* USER CODE BEGIN (3) */
/* USER CODE END */
/** - Disable error pin channels */
esmREG->EPENACLR1 = 0xFFFFFFFFU;
esmREG->EPENACLR4 = 0xFFFFFFFFU;
/** - Disable interrupts */
esmREG->INTENACLR1 = 0xFFFFFFFFU;
esmREG->INTENACLR4 = 0xFFFFFFFFU;
/** - Clear error status flags */
esmREG->ESTATUS1[0U] = 0xFFFFFFFFU;
esmREG->ESTATUS1[1U] = 0xFFFFFFFFU;
esmREG->ESTATUS2EMU = 0xFFFFFFFFU;
esmREG->ESTATUS1[2U] = 0xFFFFFFFFU;
esmREG->ESTATUS4[0U] = 0xFFFFFFFFU;
esmREG->ESTATUS4[1U] = 0xFFFFFFFFU;
esmREG->ESTATUS5EMU = 0xFFFFFFFFU;
esmREG->ESTATUS4[2U] = 0xFFFFFFFFU;
/** - Setup LPC preload */
esmREG->LTCPRELOAD = 16384U - 1U;
/** - Reset error pin */
if (esmREG->EPSTATUS == 0U)
{
esmREG->KEY = 0x00000005U;
}
else
{
esmREG->KEY = 0x00000000U;
}
/** - Clear interrupt level */
esmREG->INTLVLCLR1 = 0xFFFFFFFFU;
esmREG->INTLVLCLR4 = 0xFFFFFFFFU;
/** - Set interrupt level */
esmREG->INTLVLSET1 = (0U << 31U)
| (0U << 30U)
| (0U << 29U)
| (0U << 28U)
| (0U << 27U)
| (0U << 26U)
| (0U << 25U)
| (0U << 24U)
| (0U << 23U)
| (0U << 22U)
| (0U << 21U)
| (0U << 20U)
| (0U << 19U)
| (0U << 18U)
| (0U << 17U)
| (0U << 16U)
| (0U << 15U)
| (0U << 14U)
| (0U << 13U)
| (0U << 12U)
| (0U << 11U)
| (0U << 10U)
| (0U << 9U)
| (0U << 8U)
| (0U << 7U)
| (0U << 6U)
| (0U << 5U)
| (0U << 4U)
| (0U << 3U)
| (0U << 2U)
| (0U << 1U)
| (0U);
esmREG->INTLVLSET4 = (0U << 31U)
| (0U << 30U)
| (0U << 29U)
| (0U << 28U)
| (0U << 27U)
| (0U << 26U)
| (0U << 25U)
| (0U << 24U)
| (0U << 23U)
| (0U << 22U)
| (0U << 21U)
| (0U << 20U)
| (0U << 19U)
| (0U << 18U)
| (0U << 17U)
| (0U << 16U)
| (0U << 15U)
| (0U << 14U)
| (0U << 13U)
| (0U << 12U)
| (0U << 11U)
| (0U << 10U)
| (0U << 9U)
| (0U << 8U)
| (0U << 7U)
| (0U << 6U)
| (0U << 5U)
| (0U << 4U)
| (0U << 3U)
| (0U << 2U)
| (0U << 1U)
| (0U);
/** - Enable error pin channels */
esmREG->EPENASET1 = (0U << 31U)
| (0U << 30U)
| (0U << 29U)
| (0U << 28U)
| (0U << 27U)
| (0U << 26U)
| (0U << 25U)
| (0U << 24U)
| (0U << 23U)
| (0U << 22U)
| (0U << 21U)
| (0U << 20U)
| (0U << 19U)
| (0U << 18U)
| (0U << 17U)
| (0U << 16U)
| (0U << 15U)
| (0U << 14U)
| (0U << 13U)
| (0U << 12U)
| (0U << 11U)
| (0U << 10U)
| (0U << 9U)
| (0U << 8U)
| (0U << 7U)
| (0U << 6U)
| (0U << 5U)
| (0U << 4U)
| (0U << 3U)
| (0U << 2U)
| (0U << 1U)
| (0U);
esmREG->EPENASET4 = (0U << 31U)
| (0U << 30U)
| (0U << 29U)
| (0U << 28U)
| (0U << 27U)
| (0U << 26U)
| (0U << 25U)
| (0U << 24U)
| (0U << 23U)
| (0U << 22U)
| (0U << 21U)
| (0U << 20U)
| (0U << 19U)
| (0U << 18U)
| (0U << 17U)
| (0U << 16U)
| (0U << 15U)
| (0U << 14U)
| (0U << 13U)
| (0U << 12U)
| (0U << 11U)
| (0U << 10U)
| (0U << 9U)
| (0U << 8U)
| (0U << 7U)
| (0U << 6U)
| (0U << 5U)
| (0U << 4U)
| (0U << 3U)
| (0U << 2U)
| (0U << 1U)
| (0U);
/** - Enable interrupts */
esmREG->INTENASET1 = (0U << 31U)
| (0U << 30U)
| (0U << 29U)
| (0U << 28U)
| (0U << 27U)
| (0U << 26U)
| (0U << 25U)
| (0U << 24U)
| (0U << 23U)
| (0U << 22U)
| (0U << 21U)
| (0U << 20U)
| (0U << 19U)
| (0U << 18U)
| (0U << 17U)
| (0U << 16U)
| (0U << 15U)
| (0U << 14U)
| (0U << 13U)
| (0U << 12U)
| (0U << 11U)
| (0U << 10U)
| (0U << 9U)
| (0U << 8U)
| (0U << 7U)
| (0U << 6U)
| (0U << 5U)
| (0U << 4U)
| (0U << 3U)
| (0U << 2U)
| (0U << 1U)
| (0U);
esmREG->INTENASET4 = (0U << 31U)
| (0U << 30U)
| (0U << 29U)
| (0U << 28U)
| (0U << 27U)
| (0U << 26U)
| (0U << 25U)
| (0U << 24U)
| (0U << 23U)
| (0U << 22U)
| (0U << 21U)
| (0U << 20U)
| (0U << 19U)
| (0U << 18U)
| (0U << 17U)
| (0U << 16U)
| (0U << 15U)
| (0U << 14U)
| (0U << 13U)
| (0U << 12U)
| (0U << 11U)
| (0U << 10U)
| (0U << 9U)
| (0U << 8U)
| (0U << 7U)
| (0U << 6U)
| (0U << 5U)
| (0U << 4U)
| (0U << 3U)
| (0U << 2U)
| (0U << 1U)
| (0U);
/* USER CODE BEGIN (4) */
/* USER CODE END */
}
/** @fn uint32 esmError(void)
* @brief Return Error status
*
* @return The error status
*
* Returns the error status.
*/
uint32 esmError(void)
{
uint32 status;
/* USER CODE BEGIN (5) */
/* USER CODE END */
status = esmREG->EPSTATUS;
/* USER CODE BEGIN (6) */
/* USER CODE END */
return status;
}
/** @fn void esmEnableError(uint64 channels)
* @brief Enable Group 1 Channels Error Signals propagation
*
* @param[in] channels - Channel mask
*
* Enable Group 1 Channels Error Signals propagation to the error pin.
*/
void esmEnableError(uint64 channels)
{
/* USER CODE BEGIN (7) */
/* USER CODE END */
esmREG->EPENASET4 = (uint32)((channels >> 32U) & 0xFFFFFFFFU);
esmREG->EPENASET1 = (uint32)(channels & 0xFFFFFFFFU);
/* USER CODE BEGIN (8) */
/* USER CODE END */
}
/** @fn void esmDisableError(uint64 channels)
* @brief Disable Group 1 Channels Error Signals propagation
*
* @param[in] channels - Channel mask
*
* Disable Group 1 Channels Error Signals propagation to the error pin.
*/
void esmDisableError(uint64 channels)
{
/* USER CODE BEGIN (9) */
/* USER CODE END */
esmREG->EPENACLR4 = (uint32)((channels >> 32U) & 0xFFFFFFFFU);
esmREG->EPENACLR1 = (uint32)(channels & 0xFFFFFFFFU);
/* USER CODE BEGIN (10) */
/* USER CODE END */
}
/** @fn void esmTriggerErrorPinReset(void)
* @brief Trigger error pin reset and switch back to normal operation
*
* Trigger error pin reset and switch back to normal operation.
*/
void esmTriggerErrorPinReset(void)
{
/* USER CODE BEGIN (11) */
/* USER CODE END */
esmREG->KEY = 5U;
/* USER CODE BEGIN (12) */
/* USER CODE END */
}
/** @fn void esmActivateNormalOperation(void)
* @brief Activate normal operation
*
* Activates normal operation mode.
*/
void esmActivateNormalOperation(void)
{
/* USER CODE BEGIN (13) */
/* USER CODE END */
esmREG->KEY = 0U;
/* USER CODE BEGIN (14) */
/* USER CODE END */
}
/** @fn void esmEnableInterrupt(uint64 channels)
* @brief Enable Group 1 Channels Interrupts
*
* @param[in] channels - Channel mask
*
* Enable Group 1 Channels Interrupts.
*/
void esmEnableInterrupt(uint64 channels)
{
/* USER CODE BEGIN (15) */
/* USER CODE END */
esmREG->INTENASET4 = (uint32)((channels >> 32U) & 0xFFFFFFFFU);
esmREG->INTENASET1 = (uint32)(channels & 0xFFFFFFFFU);
/* USER CODE BEGIN (16) */
/* USER CODE END */
}
/** @fn void esmDisableInterrupt(uint64 channels)
* @brief Disable Group 1 Channels Interrupts
*
* @param[in] channels - Channel mask
*
* Disable Group 1 Channels Interrupts.
*/
void esmDisableInterrupt(uint64 channels)
{
/* USER CODE BEGIN (17) */
/* USER CODE END */
esmREG->INTENACLR4 = (uint32)((channels >> 32U) & 0xFFFFFFFFU);
esmREG->INTENACLR1 = (uint32)(channels & 0xFFFFFFFFU);
/* USER CODE BEGIN (18) */
/* USER CODE END */
}
/** @fn void esmSetInterruptLevel(uint64 channels, uint64 flags)
* @brief Set Group 1 Channels Interrupt Levels
*
* @param[in] channels - Channel mask
* @param[in] flags - Level mask: - 0: Low priority interrupt
* - 1: High priority interrupt
*
* Set Group 1 Channels Interrupts levels.
*/
void esmSetInterruptLevel(uint64 channels, uint64 flags)
{
/* USER CODE BEGIN (19) */
/* USER CODE END */
esmREG->INTLVLCLR4 = (uint32)(((channels & (~flags)) >> 32U) & 0xFFFFFFFU);
esmREG->INTLVLSET4 = (uint32)(((channels & flags) >> 32U) & 0xFFFFFFFFU);
esmREG->INTLVLCLR1 = (uint32)((channels & (~flags)) & 0xFFFFFFFU);
esmREG->INTLVLSET1 = (uint32)((channels & flags) & 0xFFFFFFFFU);
/* USER CODE BEGIN (20) */
/* USER CODE END */
}
/** @fn void esmClearStatus(uint32 group, uint64 channels)
* @brief Clear Group error status
*
* @param[in] group - Error group
* @param[in] channels - Channel mask
*
* Clear Group error status.
*/
void esmClearStatus(uint32 group, uint64 channels)
{
/* USER CODE BEGIN (21) */
/* USER CODE END */
esmREG->ESTATUS4[group] = (uint32)((channels >> 32U) & 0xFFFFFFFFU);
esmREG->ESTATUS1[group] = (uint32)(channels & 0xFFFFFFFFU);
/* USER CODE BEGIN (22) */
/* USER CODE END */
}
/** @fn void esmClearStatusBuffer(uint64 channels)
* @brief Clear Group 2 error status buffer
*
* @param[in] channels - Channel mask
*
* Clear Group 2 error status buffer.
*/
void esmClearStatusBuffer(uint64 channels)
{
/* USER CODE BEGIN (23) */
/* USER CODE END */
esmREG->ESTATUS5EMU = (uint32)((channels >> 32U) & 0xFFFFFFFFU);
esmREG->ESTATUS2EMU = (uint32)(channels & 0xFFFFFFFFU);
/* USER CODE BEGIN (24) */
/* USER CODE END */
}
/** @fn void esmSetCounterPreloadValue(uint32 value)
* @brief Set counter preload value
*
* @param[in] value - Counter preload value
*
* Set counter preload value.
*/
void esmSetCounterPreloadValue(uint32 value)
{
/* USER CODE BEGIN (25) */
/* USER CODE END */
esmREG->LTCPRELOAD = value & 0xC000U;
/* USER CODE BEGIN (26) */
/* USER CODE END */
}
/** @fn uint64 esmGetStatus(uint32 group, uint64 channels)
* @brief Return Error status
*
* @param[in] group - Error group
* @param[in] channels - Error Channels
*
* @return The channels status of selected group
*
* Returns the channels status of selected group.
*/
uint64 esmGetStatus(uint32 group, uint64 channels)
{
uint64 status;
/* USER CODE BEGIN (27) */
/* USER CODE END */
/*SAFETYMCUSW 51 S MR:12.3 <REVIEWED> "Needs shifting for 64-bit value" */
status = (((uint64)esmREG->ESTATUS4[group] << 32U) | (uint64)esmREG->ESTATUS1[group]) & channels;
/* USER CODE BEGIN (28) */
/* USER CODE END */
return status;
}
/** @fn uint64 esmGetStatusBuffer(uint64 channels)
* @brief Return Group 2 channel x Error status buffer
*
* @param[in] channels - Error Channels
*
* @return The channels status
*
* Returns the group 2 buffered status of selected channels.
*/
uint64 esmGetStatusBuffer(uint64 channels)
{
uint64 status;
/* USER CODE BEGIN (29) */
/* USER CODE END */
/*SAFETYMCUSW 51 S MR:12.3 <REVIEWED> "Needs shifting for 64-bit value" */
status = (((uint64)esmREG->ESTATUS5EMU << 32U) | (uint64)esmREG->ESTATUS2EMU) & channels;
/* USER CODE BEGIN (30) */
/* USER CODE END */
return status;
}
/** @fn esmSelfTestFlag_t esmEnterSelfTest(void)
* @brief Return ESM Self test status
*
* @return ESM Self test status
*
* Returns the ESM Self test status.
*/
esmSelfTestFlag_t esmEnterSelfTest(void)
{
esmSelfTestFlag_t status;
/* USER CODE BEGIN (31) */
/* USER CODE END */
if(((esmREG->EPSTATUS & 0x1U) == 0x0U) && (esmREG->KEY == 0x0U))
{
status = esmSelfTest_NotStarted;
}
else
{
esmREG->KEY = 0xAU;
status = esmSelfTest_Active;
if((esmREG->EPSTATUS & 0x1U) != 0x0U)
{
status = esmSelfTest_Failed;
}
esmREG->KEY = 0x5U;
}
/* USER CODE BEGIN (32) */
/* USER CODE END */
return status;
}
/** @fn esmSelfTestFlag_t esmSelfTestStatus(void)
* @brief Return ESM Self test status
*
* Returns the ESM Self test status.
*/
esmSelfTestFlag_t esmSelfTestStatus(void)
{
esmSelfTestFlag_t status;
/* USER CODE BEGIN (33) */
/* USER CODE END */
if((esmREG->EPSTATUS & 0x1U) == 0x0U)
{
if(esmREG->KEY == 0x5U)
{
status = esmSelfTest_Active;
}
else
{
status = esmSelfTest_Failed;
}
}
else
{
status = esmSelfTest_Passed;
}
/* USER CODE BEGIN (34) */
/* USER CODE END */
return status;
}
/** @fn void esmGetConfigValue(esm_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 esmGetConfigValue(esm_config_reg_t *config_reg, config_value_type_t type)
{
if (type == InitialValue)
{
config_reg->CONFIG_EPENASET1 = ESM_EPENASET1_CONFIGVALUE;
config_reg->CONFIG_INTENASET1 = ESM_INTENASET1_CONFIGVALUE;
config_reg->CONFIG_INTLVLSET1 = ESM_INTLVLSET1_CONFIGVALUE;
config_reg->CONFIG_LTCPRELOAD = ESM_LTCPRELOAD_CONFIGVALUE;
config_reg->CONFIG_KEY = ESM_KEY_CONFIGVALUE;
config_reg->CONFIG_EPENASET4 = ESM_EPENASET4_CONFIGVALUE;
config_reg->CONFIG_INTENASET4 = ESM_INTENASET4_CONFIGVALUE;
config_reg->CONFIG_INTLVLSET4 = ESM_INTLVLSET4_CONFIGVALUE;
}
else
{
config_reg->CONFIG_EPENASET1 = esmREG->EPENASET1;
config_reg->CONFIG_INTENASET1 = esmREG->INTENASET1;
config_reg->CONFIG_INTLVLSET1 = esmREG->INTLVLSET1;
config_reg->CONFIG_LTCPRELOAD = esmREG->LTCPRELOAD;
config_reg->CONFIG_KEY = esmREG->KEY;
config_reg->CONFIG_EPENASET4 = esmREG->EPENASET4;
config_reg->CONFIG_INTENASET4 = esmREG->INTENASET4;
config_reg->CONFIG_INTLVLSET4 = esmREG->INTLVLSET4;
}
}
/* USER CODE BEGIN (35) */
/* USER CODE END */
/** @fn void esmHighInterrupt(void)
* @brief High Level Interrupt for ESM
*/
#pragma CODE_STATE(esmHighInterrupt, 32)
#pragma INTERRUPT(esmHighInterrupt, FIQ)
void esmHighInterrupt(void)
{
sint32 vec = esmREG->INTOFFH - 1U;
/* USER CODE BEGIN (36) */
/* USER CODE END */
if (vec >= 96U)
{
esmREG->ESTATUS4[1U] = 1U << (vec-96U);
esmGroup2Notification(vec-64U);
}
else if (vec >= 64U)
{
esmREG->ESTATUS4[0U] = 1U << (vec-64U);
esmGroup1Notification(vec-32U);
}
else if (vec >= 32U)
{
esmREG->ESTATUS1[1U] = 1U << (vec-32U);
esmGroup2Notification(vec-32U);
}
else if (vec >= 0U)
{
esmREG->ESTATUS1[0U] = 1U << vec;
esmGroup1Notification(vec);
}
else
{
esmREG->ESTATUS4[1U] = 0xFFFFFFFFU;
esmREG->ESTATUS4[0U] = 0xFFFFFFFFU;
esmREG->ESTATUS1[1U] = 0xFFFFFFFFU;
esmREG->ESTATUS1[0U] = 0xFFFFFFFFU;
}
/* USER CODE BEGIN (37) */
/* USER CODE END */
}
/* USER CODE BEGIN (41) */
/* USER CODE END */