Data Structures
struct	Bootloader_CoreBootInfo
	Data structure containing information about a core specific to the AM62x SOC. More...

Macros
#define	FREERTOS_SMP_RPRC_CORE_ID (100)

#define	FREERTOS_SMP_NO_OF_CORES (4)

#define	FREERTOS_SMP_CSL_CORE_ID_MAX (FREERTOS_SMP_NO_OF_CORES + CSL_CORE_ID_A53SS0_0)

Typedefs
typedef void	__attribute__((__noreturn__)) (*Bootloader_SelfCoreJump) (void)
	Function pointer to jump a self core to specific code location in AM62x SOC. More...

Functions
int32_t	Bootloader_socCpuRequest (uint32_t cpuId)
	Request for a particular CPU in the AM62x SOC. More...

int32_t	Bootloader_socCpuRelease (uint32_t cpuId)
	Release a particular CPU in the AM62x SOC. More...

int32_t	Bootloader_socCpuSetClock (uint32_t cpuId, uint32_t cpuHz)
	Set the clock of a particular CPU in the AM62x SOC. More...

uint64_t	Bootloader_socCpuGetClock (uint32_t cpuId)
	Get the clock of a particular CPU in the AM62x SOC. More...

uint32_t	Bootloader_socCpuGetClkDefault (uint32_t cpuId)
	Get the default clock of a particular CPU in the AM62x SOC. More...

int32_t	Bootloader_socCpuPowerOnReset (uint32_t cpuId, void *socCoreOpMode)
	Do power-on-reset of a particular CPU in the AM62x SOC. More...

int32_t	Bootloader_socCpuResetRelease (uint32_t cpuId, uintptr_t entryPoint)
	Release a particular CPU in the AM62x SOC from reset. More...

int32_t	Bootloader_socCpuResetReleaseSelf ()
	Release self CPU in the AM62x SOC from reset. More...

void	__attribute__ ((__noreturn__)) Bootloader_socSelfCPUjump()
	Jump the self cpu to specified load address. More...

int32_t	Bootloader_socCpuSetEntryPoint (uint32_t cpuId, uintptr_t entryPoint)
	Set entry point for self CPU in the AM62x SOC from reset. More...

uint32_t	Bootloader_socTranslateSectionAddr (uint32_t cslCoreId, uint32_t addr)
	Translate a CPU address to the SOC address wherever applicable. More...

uint32_t	Bootloader_socRprcToCslCoreId (uint32_t rprcCoreId)
	Obtain the CSL core ID of a CPU from its RPRC core ID. More...

bool	Bootloader_socIsSmpEnable (uint32_t rprcCoreId)
	Check whether the smp is enabled or not for the soc. More...

uint32_t *	Bootloader_socGetSelfCpuList (void)
	Get the list of self cpus in the SOC. More...

char *	Bootloader_socGetCoreName (uint32_t cpuId)
	Get the name of a core. More...

int32_t	Bootloader_socMemInitCpu (uint32_t cpuId)
	Initialize the core memories of a specific core. More...

uint32_t	Bootloader_socGetSciclientCpuProcId (uint32_t cpuId)
	Obtain the Sciclient Proc Id corresponding to the CSL core ID. More...

uint32_t	Bootloader_socGetSciclientCpuDevId (uint32_t cpuId)
	Obtain the Sciclient Device Id corresponding to the CSL core ID. More...

int32_t	Bootloader_socSecHandover (void)
	API to trigger the security handover from SYSFW. More...

int32_t	Bootloader_socWaitForFWBoot (void)
	API to wait for boot notification from SYSFW/ROM. More...

int32_t	Bootloader_socOpenFirewalls (void)
	API to open required firewalls using SYSFW. More...

int32_t	Bootloader_socAuthImage (uint32_t certLoadAddr)
	API to authenticate (and decrypt if needed) an appimage using SYSFW. More...

uint32_t	Bootloader_socIsAuthRequired (void)
	API to check if authentication is required for the device. Checks the SYS_STATUS register to see if device is GP, HS-FS, HS-SE etc. More...

void	Bootloader_enableMCUPLL (void)
	Enable MCU PLL. The MCU PLL will be initialized by SYSFW if devgrp is set to DEVGRP_ALL. If devgrp is set to DEVGRP_00 (0x01) (Main Domain), the MCU PLL will not be initialized. This API initializes MCU PLL when devgrp is set to DEVGRP_00. More...

uint32_t	Bootloader_socIsMCUResetIsoEnabled ()
	Check if MCU M4 is reset isolated. More...

void	Bootloader_socCpuPowerOff (uint32_t cpuId)
	Power off a core. More...

Macro Definition Documentation

◆ FREERTOS_SMP_RPRC_CORE_ID

#define FREERTOS_SMP_RPRC_CORE_ID (100)

◆ FREERTOS_SMP_NO_OF_CORES

#define FREERTOS_SMP_NO_OF_CORES (4)

◆ FREERTOS_SMP_CSL_CORE_ID_MAX

#define FREERTOS_SMP_CSL_CORE_ID_MAX (FREERTOS_SMP_NO_OF_CORES + CSL_CORE_ID_A53SS0_0)

Function Documentation

◆ Bootloader_socCpuRequest()

int32_t Bootloader_socCpuRequest ( uint32_t cpuId )

Request for a particular CPU in the AM62x SOC.

This API internally makes Sciclient calls to request control of the CPU

Parameters

cpuId [in] The CSL ID of the core

Returns: SystemP_SUCCESS on success, else failure

◆ Bootloader_socCpuRelease()

int32_t Bootloader_socCpuRelease ( uint32_t cpuId )

Release a particular CPU in the AM62x SOC.

This API internally makes Sciclient calls to release control of the CPU

Parameters

cpuId [in] The CSL ID of the core

Returns: SystemP_SUCCESS on success, else failure

◆ Bootloader_socCpuSetClock()

int32_t Bootloader_socCpuSetClock	(	uint32_t	cpuId,
		uint32_t	cpuHz
	)

Set the clock of a particular CPU in the AM62x SOC.

This API internally makes Sciclient calls to set CPU clock

Parameters

cpuId	[in] The CSL ID of the core
cpuHz	[in] Desired clock frequency of the CPU in Hertz

Returns: SystemP_SUCCESS on success, else failure

◆ Bootloader_socCpuGetClock()

uint64_t Bootloader_socCpuGetClock ( uint32_t cpuId )

Get the clock of a particular CPU in the AM62x SOC.

This API internally makes Sciclient calls to get the current clock frequency of CPU

Parameters

cpuId [in] The CSL ID of the core

Returns: Current clock speed of the CPU

◆ Bootloader_socCpuGetClkDefault()

uint32_t Bootloader_socCpuGetClkDefault ( uint32_t cpuId )

Get the default clock of a particular CPU in the AM62x SOC.

This API queries and internal lookup table to fetch the default clock speed at which a particular CPU should run.

Parameters

cpuId [in] The CSL ID of the core

Returns: Default clock speed of the CPU

◆ Bootloader_socCpuPowerOnReset()

int32_t Bootloader_socCpuPowerOnReset	(	uint32_t	cpuId,
		void *	socCoreOpMode
	)

Do power-on-reset of a particular CPU in the AM62x SOC.

This API is called only when booting a non-self CPU.

Parameters

cpuId	[in] The CSL ID of the core
socCoreOpMode	Lockstep/Dual core mode as per setting in syscfg.

Returns: SystemP_SUCCESS on success, else failure

◆ Bootloader_socCpuResetRelease()

int32_t Bootloader_socCpuResetRelease	(	uint32_t	cpuId,
		uintptr_t	entryPoint
	)

Release a particular CPU in the AM62x SOC from reset.

This API is called only when booting a non-self CPU. There is a different API Bootloader_socCpuResetReleaseSelf in the case of a self CPU

Parameters

cpuId	[in] The CSL ID of the core
entryPoint	[in] The entryPoint of the CPU, from where it should start execution

Returns: SystemP_SUCCESS on success, else failure

◆ Bootloader_socCpuResetReleaseSelf()

int32_t Bootloader_socCpuResetReleaseSelf ( )

Release self CPU in the AM62x SOC from reset.

◆ attribute()

void __attribute__ ( (__noreturn__) )

Jump the self cpu to specified load address.

◆ Bootloader_socCpuSetEntryPoint()

int32_t Bootloader_socCpuSetEntryPoint	(	uint32_t	cpuId,
		uintptr_t	entryPoint
	)

Set entry point for self CPU in the AM62x SOC from reset.

This API need not be called when booting a non-self CPU. The entry point can be specified in the Bootloader_socCpuResetRelease function itself

Parameters

cpuId	[in] The CSL ID of the core
entryPoint	[in] The entryPoint of the CPU, from where it should start execution

Returns: SystemP_SUCCESS on success, else failure

◆ Bootloader_socTranslateSectionAddr()

uint32_t Bootloader_socTranslateSectionAddr	(	uint32_t	cslCoreId,
		uint32_t	addr
	)

Translate a CPU address to the SOC address wherever applicable.

This API need not be called when booting a non-self CPU. The entry point can be specified in the Bootloader_socCpuResetRelease function itself

Parameters

cslCoreId	[in] The CSL ID of the core
addr	[in] The CPU addr

Returns: SystemP_SUCCESS on success, else failure

◆ Bootloader_socRprcToCslCoreId()

uint32_t Bootloader_socRprcToCslCoreId ( uint32_t rprcCoreId )

Obtain the CSL core ID of a CPU from its RPRC core ID.

Parameters

rprcCoreId [in] The RPRC ID of the core

Returns: CSL core ID of a CPU

◆ Bootloader_socIsSmpEnable()

bool Bootloader_socIsSmpEnable ( uint32_t rprcCoreId )

Check whether the smp is enabled or not for the soc.

Parameters

rprcCoreId [in] The RPRC ID of the core

Returns: true if smp is enabled otherwise false

◆ Bootloader_socGetSelfCpuList()

uint32_t* Bootloader_socGetSelfCpuList ( void )

Get the list of self cpus in the SOC.

Returns: List of self cpus ending with an invalid core id

◆ Bootloader_socGetCoreName()

char* Bootloader_socGetCoreName ( uint32_t cpuId )

Get the name of a core.

Parameters

cpuId [in] The CSL ID of the core

Returns: Name of the CPU

◆ Bootloader_socMemInitCpu()

int32_t Bootloader_socMemInitCpu ( uint32_t cpuId )

Initialize the core memories of a specific core.

Parameters

cpuId [in] The CSL ID of the core

Returns: SystemP_SUCCESS on success, else failure

◆ Bootloader_socGetSciclientCpuProcId()

uint32_t Bootloader_socGetSciclientCpuProcId ( uint32_t cpuId )

Obtain the Sciclient Proc Id corresponding to the CSL core ID.

Parameters

cpuId [in] The CSL ID of the core

Returns: CSL core ID of a CPU

◆ Bootloader_socGetSciclientCpuDevId()

uint32_t Bootloader_socGetSciclientCpuDevId ( uint32_t cpuId )

Obtain the Sciclient Device Id corresponding to the CSL core ID.

Parameters

cpuId [in] The CSL ID of the core

Returns: CSL core ID of a CPU

◆ Bootloader_socSecHandover()

int32_t Bootloader_socSecHandover ( void )

API to trigger the security handover from SYSFW.

Returns: SystemP_SUCCESS on success, else failure

◆ Bootloader_socWaitForFWBoot()

int32_t Bootloader_socWaitForFWBoot ( void )

API to wait for boot notification from SYSFW/ROM.

Returns: SystemP_SUCCESS on success, else failure

◆ Bootloader_socOpenFirewalls()

int32_t Bootloader_socOpenFirewalls ( void )

API to open required firewalls using SYSFW.

Returns: SystemP_SUCCESS on success, else failure

◆ Bootloader_socAuthImage()

int32_t Bootloader_socAuthImage ( uint32_t certLoadAddr )

API to authenticate (and decrypt if needed) an appimage using SYSFW.

Parameters

certLoadAddr [in] The SOC address pointing to the certificate+appimage

Returns: SystemP_SUCCESS on success, else failure

◆ Bootloader_socIsAuthRequired()

uint32_t Bootloader_socIsAuthRequired ( void )

API to check if authentication is required for the device. Checks the SYS_STATUS register to see if device is GP, HS-FS, HS-SE etc.

Returns: TRUE (1U) if authentication required, FALSE (0U) if not.

◆ Bootloader_enableMCUPLL()

void Bootloader_enableMCUPLL ( void )

Enable MCU PLL. The MCU PLL will be initialized by SYSFW if devgrp is set to DEVGRP_ALL. If devgrp is set to DEVGRP_00 (0x01) (Main Domain), the MCU PLL will not be initialized. This API initializes MCU PLL when devgrp is set to DEVGRP_00.

◆ Bootloader_socIsMCUResetIsoEnabled()

uint32_t Bootloader_socIsMCUResetIsoEnabled ( )

Check if MCU M4 is reset isolated.

Returns: TRUE (1U) if MCU M4 is reset isolated, else return 0.

◆ Bootloader_socCpuPowerOff()

void Bootloader_socCpuPowerOff ( uint32_t cpuId )

Power off a core.

Parameters

cpuId [in] The CSL ID of the core

Data Structures

Macros

Typedefs

Functions

Macro Definition Documentation

◆ FREERTOS_SMP_RPRC_CORE_ID

◆ FREERTOS_SMP_NO_OF_CORES

◆ FREERTOS_SMP_CSL_CORE_ID_MAX

Function Documentation

◆ Bootloader_socCpuRequest()

◆ Bootloader_socCpuRelease()

◆ Bootloader_socCpuSetClock()

◆ Bootloader_socCpuGetClock()

◆ Bootloader_socCpuGetClkDefault()

◆ Bootloader_socCpuPowerOnReset()

◆ Bootloader_socCpuResetRelease()

◆ Bootloader_socCpuResetReleaseSelf()

◆ __attribute__()

◆ Bootloader_socCpuSetEntryPoint()

◆ Bootloader_socTranslateSectionAddr()

◆ Bootloader_socRprcToCslCoreId()

◆ Bootloader_socIsSmpEnable()

◆ Bootloader_socGetSelfCpuList()

◆ Bootloader_socGetCoreName()

◆ Bootloader_socMemInitCpu()

◆ Bootloader_socGetSciclientCpuProcId()

◆ Bootloader_socGetSciclientCpuDevId()

◆ Bootloader_socSecHandover()

◆ Bootloader_socWaitForFWBoot()

◆ Bootloader_socOpenFirewalls()

◆ Bootloader_socAuthImage()

◆ Bootloader_socIsAuthRequired()

◆ Bootloader_enableMCUPLL()

◆ Bootloader_socIsMCUResetIsoEnabled()

◆ Bootloader_socCpuPowerOff()

◆ attribute()