5.15. MCU

5.15.1. Types

Base type	Type Name	Brief
enum	Mcu_PllStatusType	This is a status value returned by the function Mcu_GetPllStatus() of the MCU module.
enum	Mcu_RamStateType	Enumeration of ranstate queried by Mcu_GetRamState()
enum	Mcu_ResetType	This is the type of the reset enumerator containing the subset of reset types. It is not required that all reset types are supported by hardware.
enum	Mcu_ClkModuleIdType	Clock source config modules id enum.
enum	Mcu_ClkSourceIdType	This is the type of the clock source in clock tree that is selectable for peripheral. Please see TRM to map clock source to module.
typedef uint8	Mcu_ClockType	This type specifies the identification (ID) for a ClockType status used by Mcu_InitClock()
typedef uint32	Mcu_RawResetType	This type specifies the identification (ID) for a RAW MCU reset status returned by Mcu_GetResetRawValue()
typedef uint8	Mcu_RamSectionType	This type specifies the identification (ID) for a RAM section used in Mcu_InitRamSection()
typedef uint8	Mcu_ModeType	This type specifies the identification (ID) for a MCU mode used in Mcu_SetMode()
typedef const Mcu_RamSectionConfigType *	Mcu_RamConfigPtrType	Pointer to RamConfig structure.
typedef const Mcu_RCMConfigType *	Mcu_RCMConfigPtrType	Pointer to PrcmConfig structure.
typedef const Mcu_ClockConfigType *	Mcu_ClockConfigPtrType	Pointer to Clock Config structure.
typedef const Mcu_PwmConfigType *	Mcu_PwmConfigPtrType	Pointer to PWM Clock Config structure.
typedef const Mcu_AdcConfigType *	Mcu_AdcConfigPtrType	Pointer to ADC buffer Config structure.

5.15.1.1. enum Mcu_PllStatusType

Enumerator	Value	Description
MCU_PLL_LOCKED	0	PLL locked.
MCU_PLL_UNLOCKED		PLL unlocked.
MCU_PLL_STATUS_UNDEFINED		PLL status undefined.

Brief: This is a status value returned by the function Mcu_GetPllStatus() of the MCU module.

5.15.1.2. enum Mcu_RamStateType

Enumerator	Value	Description
MCU_RAMSTATE_INVALID		RAM state invalid.
MCU_RAMSTATE_VALID		RAM state valid.

Brief: Enumeration of ranstate queried by Mcu_GetRamState()

5.15.1.3. enum Mcu_ResetType

Enumerator	Value	Description
MCU_RESET_CLEAR		Reset Reason Cleared.
MCU_POWER_ON_RESET		POR Reset.
MCU_WARM_RESET_WDT0		Warm Reset due to MSS_WDT0.
MCU_WARM_RESET_WDT1		Warm Reset due to MSS_WDT1.
MCU_WARM_RESET_WDT2		Warm Reset due to MSS_WDT2.
MCU_WARM_RESET_WDT3		Warm Reset due to MSS_WDT3.
MCU_WARM_RESET		Warm Reset due to TOPRCM WARM_RESET_CONFIG.
MCU_EXT_PAD_RESET		External Pad Reset.
MCU_HSM_WDT_RESET		Warm Reset due to HSM WDT.
MCU_DEBUGGER_RESET		Warm Reset due to Debugger reset.
MCU_WARM_RESET_TEMP0		Warm Reset due to Temprature sensor 0.
MCU_WARM_RESET_TEMP1		Warm Reset due to Temprature sensor 1.
MCU_RESET_UNDEFINED		UNDEFINED reset.

Brief: This is the type of the reset enumerator containing the subset of reset types. It is not required that all reset types are supported by hardware.

5.15.1.4. enum Mcu_ClkModuleIdType

Enumerator	Value	Description
MCU_CLKSRC_MODULE_ID_SYSCLK		System Clock, clock select is ignored.
MCU_CLKSRC_MODULE_ID_MCAN0		MSS MCAN0 clock.
MCU_CLKSRC_MODULE_ID_MCAN1		MSS MCAN1 clock.
MCU_CLKSRC_MODULE_ID_MCAN2		MSS MCAN2 clock.
MCU_CLKSRC_MODULE_ID_MCAN3		MSS MCAN3 clock.
MCU_CLKSRC_MODULE_ID_RTI0		MSS RTIA clock.
MCU_CLKSRC_MODULE_ID_RTI1		MSS RTIB clock.
MCU_CLKSRC_MODULE_ID_RTI2		MSS RTIC clock.
MCU_CLKSRC_MODULE_ID_RTI3		MSS RTIC clock.
MCU_CLKSRC_MODULE_ID_WDT0		MSS WDT clock.
MCU_CLKSRC_MODULE_ID_WDT1		MSS WDT clock.
MCU_CLKSRC_MODULE_ID_WDT2		MSS WDT clock.
MCU_CLKSRC_MODULE_ID_WDT3		MSS WDT clock.
MCU_CLKSRC_MODULE_ID_QSPI		MSS QSPI clock.
MCU_CLKSRC_MODULE_ID_MCSPI0		MSS SPIA clock.
MCU_CLKSRC_MODULE_ID_MCSPI1		MSS SPIA clock.
MCU_CLKSRC_MODULE_ID_MCSPI2		MSS SPIA clock.
MCU_CLKSRC_MODULE_ID_MCSPI3		MSS SPIA clock.
MCU_CLKSRC_MODULE_ID_MCSPI4		MSS SPIA clock.
MCU_CLKSRC_MODULE_ID_SPIB		MSS SPIB clock.
MCU_CLKSRC_MODULE_ID_I2C		MSS I2C clock.
MCU_CLKSRC_MODULE_ID_SCI0		MSS SCIA clock.
MCU_CLKSRC_MODULE_ID_SCI1		MSS SCIB clock.
MCU_CLKSRC_MODULE_ID_SCI2		MSS SCIB clock.
MCU_CLKSRC_MODULE_ID_SCI3		MSS SCIB clock.
MCU_CLKSRC_MODULE_ID_SCI4		MSS SCIB clock.
MCU_CLKSRC_MODULE_ID_SCI5		MSS SCIB clock.
MCU_CLKSRC_MODULE_ID_CPSW		MSS CPSW clock.
MCU_CLKSRC_MODULE_ID_CPTS		MSS CPTS clock.
MCU_CLKSRC_MODULE_ID_MCU_CLKOUT0		MSS MCU CLKOUT0 clock.
MCU_CLKSRC_MODULE_ID_MCU_CLKOUT1		MSS MCU CLKOUT1 clock.
MCU_CLKSRC_MODULE_ID_PMIC_CLKOUT		MSS PMIC CLKOUT clock.
MCU_CLKSRC_MODULE_ID_MII100_CLK		MSS MII 100 CLK clock.
MCU_CLKSRC_MODULE_ID_MII10_CLK		MSS MII 10 CLK clock.
MCU_CLKSRC_MODULE_ID_RGMI_CLK		MSS RGMI CLK clock.
MCU_CLKSRC_MODULE_ID_CONTROLSS_CLK		MSS CONTROLSS CLK clock.
MCU_CLKSRC_MODULE_ID_MAX		MSS Module ID max.

Brief: Clock source config modules id enum.

Clock source config ids defines are used to set clock source for specific modules

5.15.1.5. enum Mcu_ClkSourceIdType

Enumerator	Value	Description
MCU_CLKSRC_0	0	Clock source 0.
MCU_CLKSRC_1		Clock source 1.
MCU_CLKSRC_2		Clock source 2.
MCU_CLKSRC_3		Clock source 3.
MCU_CLKSRC_4		Clock source 4.
MCU_CLKSRC_5		Clock source 5.
MCU_CLKSRC_6		Clock source 6.
MCU_CLKSRC_7		Clock source 7.
MCU_CLKSRC_MAX		Clock source Max.

Brief: This is the type of the clock source in clock tree that is selectable for peripheral. Please see TRM to map clock source to module.

5.15.1.6. typedef Mcu_ClockType

typedef uint8 Mcu_ClockType;

Brief: This type specifies the identification (ID) for a ClockType status used by Mcu_InitClock()

5.15.1.7. typedef Mcu_RawResetType

typedef uint32 Mcu_RawResetType;

Brief: This type specifies the identification (ID) for a RAW MCU reset status returned by Mcu_GetResetRawValue()

5.15.1.8. typedef Mcu_RamSectionType

typedef uint8 Mcu_RamSectionType;

Brief: This type specifies the identification (ID) for a RAM section used in Mcu_InitRamSection()

5.15.1.9. typedef Mcu_ModeType

typedef uint8 Mcu_ModeType;

Brief: This type specifies the identification (ID) for a MCU mode used in Mcu_SetMode()

5.15.1.10. typedef Mcu_RamConfigPtrType

typedef const Mcu_RamSectionConfigType* Mcu_RamConfigPtrType;

Brief: Pointer to RamConfig structure.

5.15.1.11. typedef Mcu_RCMConfigPtrType

typedef const Mcu_RCMConfigType* Mcu_RCMConfigPtrType;

Brief: Pointer to PrcmConfig structure.

5.15.1.12. typedef Mcu_ClockConfigPtrType

typedef const Mcu_ClockConfigType* Mcu_ClockConfigPtrType;

Brief: Pointer to Clock Config structure.

5.15.1.13. typedef Mcu_PwmConfigPtrType

typedef const Mcu_PwmConfigType* Mcu_PwmConfigPtrType;

Brief: Pointer to PWM Clock Config structure.

5.15.1.14. typedef Mcu_AdcConfigPtrType

typedef const Mcu_AdcConfigType* Mcu_AdcConfigPtrType;

Brief: Pointer to ADC buffer Config structure.

5.15.2. Structures

Name	Brief
Mcu_RamSectionConfigType	Structure for data pre-setting to be initialized.
Mcu_ClockConfigType	Structure for module clock setting.
Mcu_PwmConfigType	Structure for PWM clock configuration.
Mcu_AdcConfigType	Structure for ADC Buffer configuration.
Mcu_RCMConfigType	Structure for PRCM configuration.
Mcu_RegisterReadbackType	MCU CONFIG Register READBACK structure.
Mcu_ConfigType	MCU CONFIG ROOT structure.

5.15.3. Defines

Name	Brief
MCU_SW_MAJOR_VERSION	Driver Implementation Major Version.
MCU_SW_MINOR_VERSION	Driver Implementation Minor Version.
MCU_SW_PATCH_VERSION	Driver Implementation Patch Version.
MCU_AR_RELEASE_MAJOR_VERSION	AUTOSAR Major version specification implemented by MCU Driver.
MCU_AR_RELEASE_MINOR_VERSION	AUTOSAR Minor version specification implemented by MCU Driver.
MCU_AR_RELEASE_REVISION_VERSION	AUTOSAR Patch version specification implemented by MCU Driver.
MCU_VENDOR_ID	Texas Instruments Vendor ID.
MCU_MODULE_ID	MCU Driver Module ID.
MCU_INSTANCE_ID	MCU Driver Instance ID.
MCU_SID_INIT	Mcu_Init() API Service ID.
MCU_SID_INIT_RAMSECTION	Mcu_InitRamSection() API Service ID.
MCU_SID_INIT_CLOCK	Mcu_InitClock() API Service ID.
MCU_SID_DISTRIBUTE_PLL_CLOCK	Mcu_DistributePllClock() API Service ID.
MCU_SID_GET_PLL_STATUS	Mcu_GetPllStatus() API Service ID.
MCU_SID_GET_RESET_REASON	Mcu_GetResetReason() API Service ID.
MCU_SID_GET_RESET_RAW_VALUE	Mcu_GetResetRawValue() API Service ID.
MCU_SID_PERFORM_RESET	Mcu_PerformReset() API Service ID.
MCU_SID_SET_MODE	Mcu_SetMode() API Service ID.
MCU_SID_GET_VERSION_INFO	Mcu_GetVersionInfo() API Service ID.
MCU_SID_GET_RAM_STATE	Mcu_GetRamState() API Service ID.
MCU_SID_PLL_INIT_ALL	Mcu_PLLInitAll() API Service ID.
MCU_SID_REGISTER_READBACK	Mcu_RegisterReadback() API Service ID.
MCU_E_PARAM_CONFIG	ERROR:Mcu_init config param invalid.
MCU_E_PARAM_CLOCK	ERROR:Mcu_InitClock clockid param invalid.
MCU_E_PARAM_MODE	ERROR:Mcu_SetMode modeid param invalid.
MCU_E_PARAM_RAMSECTION	ERROR:Mcu_InitRamSection ramSect param invalid.
MCU_E_PLL_NOT_LOCKED	ERROR:PLL not locked.
MCU_E_UNINIT	ERROR:API invoked without performing Mcu_Init.
MCU_E_PARAM_POINTER	ERROR:NULL_PTR passed to MCU driver APIs.
MCU_E_RUNTIME_ASSERT	ERROR:Runtime assert failure.
MCU_PERFORM_RESET_MODE_WARM	Initiate SW WARM RESET sequence.
MCU_ERRORRST_MASK	Reset Reason Error Mask.
RESETREASON_NRESET	Reset Reason
MCU_RCM_MODULE_ID_FIRST	ModuleId for First.
MCU_RCM_MODULE_ID_DCAN	ModuleId for DCAN.
MCU_RCM_MODULE_ID_MIBSPI1	ModuleId for MIBSPI1.
MCU_RCM_MODULE_ID_MIBSPI2	ModuleId for MIBSPI2.
MCU_RCM_MODULE_ID_QSPI	ModuleId for QSPI.
MCU_RCM_MODULE_ID_GPIOA	ModuleId for GPIOA.
MCU_RCM_MODULE_ID_WDTIMER	ModuleId for Watchdog.
MCU_RCM_MODULE_ID_UART	ModuleId for UART.
MCU_RCM_MODULE_ID_GPTIMER	ModuleId for GPTIMER.
MCU_RCM_MODULE_ID_LAST	ModuleId for Last.
MCU_STATE_UNINIT	Specifief the status of un-initialization.
MCU_STATE_INIT	Specifief the status of un-initialization.
MCU_INCORRECT_DSP_FREQ_SEL	Specifies the DSP SoC supported frequency vs Selected frequency from configuration Cfg.h file Mismatch This Error is thrown when user selects more frequency for DSP core than what the SoC supports. Ex: In the configuration if McuDSPDPLLClockout_HSDIV1 is selected as 550Mhz but if SoC supports only 300MHz as the maximum frequency this error is thrown.

5.15.4. Functions

Return type	Function Name	Brief
void	Mcu_Init(const Mcu_ConfigType * ConfigPtr)	This service initializes the MCU driver.
Std_ReturnType	Mcu_InitRamSection(Mcu_RamSectionType RamSection)	This service initializes the RAM section wise.
Std_ReturnType	Mcu_InitClock(Mcu_ClockType ClockSetting)	This service initializes the PLL and other MCU specific clock options.
void	Mcu_PerformReset(void )	The service performs a microcontroller reset.
Std_ReturnType	Mcu_DistributePllClock(void )	This service provides the lock status of the PLL. This function is provided as dummy. All PLL distribution activities are being performed in Mcu_Init() to improve performance.
Mcu_PllStatusType	Mcu_GetPllStatus(void )	This service provides the lock status of the PLL.
Mcu_ResetType	Mcu_GetResetReason(void )	The service reads the reset type from the hardware, if supported.
Mcu_RawResetType	Mcu_GetResetRawValue(void )	The service reads the reset type from the hardware register, if supported.
void	Mcu_SetMode(Mcu_ModeType McuMode)	This service activates the MCU power modes. Supported low power modes - None.
Mcu_RamStateType	Mcu_GetRamState(void )	This service provides the actual status of the microcontroller Ram, if supported.
void	Mcu_GetVersionInfo(Std_VersionInfoType * versioninfo)	This service returns the version information of this module.
void	Mcu_DeInit(void )	This service is only used for UT testing and not for app use This service sets the internal MCU initDone flag to FALSE so that Mcu_Init can be invoked again. This is required for negative UT test cases.
Std_ReturnType	Mcu_RegisterReadback(Mcu_RegisterReadbackType * RegisterReadbackPtr)	This service is to read some of the config registers.

5.15.4.1. function Mcu_Init

void Mcu_Init(
    const Mcu_ConfigType * ConfigPtr
)

Brief: This service initializes the MCU driver.

Service ID[hex] : 0x0

Sync/Async : Synchronous

Reentrancy : Non Reentrant

Parameters:

ConfigPtr - Pointer to MCU driver configuration set.

Returns:

None

Return: None

5.15.4.2. function Mcu_InitRamSection

Std_ReturnType Mcu_InitRamSection(
    Mcu_RamSectionType RamSection
)

Brief: This service initializes the RAM section wise.

Service ID[hex] : 0x01

Sync/Async : Synchronous

Reentrancy : Non Reentrant

Parameters:

RamSection - Selects RAM memory section provided in configuration set

Returns:

E_OK - command has been accepted
E_NOT_OK - command has not been accepted e.g. due to parameter error

Return: Std_ReturnType

5.15.4.3. function Mcu_InitClock

Std_ReturnType Mcu_InitClock(
    Mcu_ClockType ClockSetting
)

Brief: This service initializes the PLL and other MCU specific clock options.

Service ID[hex] : 0x02

Sync/Async : Synchronous

Reentrancy : Non Reentrant

Parameters:

ClockSetting - Clock setting

Returns:

E_OK - command has been accepted
E_NOT_OK - command has not been accepted

Return: Std_ReturnType

5.15.4.4. function Mcu_PerformReset

void Mcu_PerformReset(
    void 
)

Brief: The service performs a microcontroller reset.

This function is the watchdog trigger and is invoked from WdgIsr

Service ID[hex] : 0x07

Sync/Async : Synchronous

Reentrancy : Non Reentrant

Parameters:

None

Returns:

None

Return: None

5.15.4.5. function Mcu_DistributePllClock

Std_ReturnType Mcu_DistributePllClock(
    void 
)

Brief: This service provides the lock status of the PLL. This function is provided as dummy. All PLL distribution activities are being performed in Mcu_Init() to improve performance.

Service ID[hex] : 0x03

Sync/Async : Synchronous

Reentrancy : Reentrant

Parameters:

None

Returns:

E_OK - Success
E_NOT_OK - Failure

Return: Std_ReturnType

5.15.4.6. function Mcu_GetPllStatus

Mcu_PllStatusType Mcu_GetPllStatus(
    void 
)

Brief: This service provides the lock status of the PLL.

Service ID[hex] : 0x04

Sync/Async : Synchronous

Reentrancy : Reentrant

Parameters:

None

Returns:

Refer enum Mcu_PllStatusType

Return: Mcu_PllStatusType - PLL Status

5.15.4.7. function Mcu_GetResetReason

Mcu_ResetType Mcu_GetResetReason(
    void 
)

Brief: The service reads the reset type from the hardware, if supported.

Service ID[hex] : 0x05

Sync/Async : Synchronous

Reentrancy : Reentrant

Parameters:

None

Returns:

Refer enum Mcu_ResetType

Return: Mcu_ResetType

5.15.4.8. function Mcu_GetResetRawValue

Mcu_RawResetType Mcu_GetResetRawValue(
    void 
)

Brief: The service reads the reset type from the hardware register, if supported.

Service ID[hex] : 0x06

Sync/Async : Synchronous

Reentrancy : Reentrant

Parameters:

None

Returns:

Refer Mcu_RawResetType

Return: Mcu_RawResetType - Reset raw value

5.15.4.9. function Mcu_SetMode

void Mcu_SetMode(
    Mcu_ModeType McuMode
)

Brief: This service activates the MCU power modes. Supported low power modes - None.

Service ID[hex] : 0x08

Sync/Async : Synchronous

Reentrancy : Reentrant

Parameters:

McuMode - MCU mode

Returns:

None

Return: None

5.15.4.10. function Mcu_GetRamState

Mcu_RamStateType Mcu_GetRamState(
    void 
)

Brief: This service provides the actual status of the microcontroller Ram, if supported.

Service ID[hex] : 0x0a

Sync/Async : Synchronous

Reentrancy : Reentrant

Parameters:

None

Returns:

Refer enum Mcu_RamStateType

Return: Mcu_RamStateType - Status of the Ram Content

5.15.4.11. function Mcu_GetVersionInfo

void Mcu_GetVersionInfo(
    Std_VersionInfoType * versioninfo
)

Brief: This service returns the version information of this module.

Service ID[hex] : 0x0B

Sync/Async : Synchronous

Reentrancy : Reentrant

Parameters:

versioninfo - Pointer to where to store the version information of this module.

Returns:

None

Return: None

5.15.4.12. function Mcu_DeInit

void Mcu_DeInit(
    void 
)

Brief: This service is only used for UT testing and not for app use This service sets the internal MCU initDone flag to FALSE so that Mcu_Init can be invoked again. This is required for negative UT test cases.

Service ID[hex] : 0x09

Sync/Async : Synchronous

Reentrancy : Non-Reentrant

Parameters:

None

Returns:

None

Return: None

5.15.4.13. function Mcu_RegisterReadback

Std_ReturnType Mcu_RegisterReadback(
    Mcu_RegisterReadbackType * RegisterReadbackPtr
)

Brief: This service is to read some of the config registers.

Service ID[hex] : N/A

Sync/Async : Synchronous

Reentrancy : Non-Reentrant

Parameters:

RegisterReadbackPtr - Pointer to Register readback data

Returns:

E_OK Success
E_NOT_OK Failure

Return: None