This file defines all structures and symbols for CMSIS core:

CMSIS version number
Cortex-M core registers and bitfields
Cortex-M core peripheral base address.

Modules
	CMSIS CM3 Core Register
	CMSIS CM3 Core Function Interface
	Core Function Interface containing: Core NVIC Functions Core SysTick Functions Core Reset Functions.
	CMSIS CM3 Core Debug Interface
	Core Debug Interface containing: Core Debug Receive / Transmit Functions Core Debug Defines Core Debug Variables.
Functions
uint32_t	__get_PSP (void)
	Return the Process Stack Pointer.
void	__set_PSP (uint32_t topOfProcStack)
	Set the Process Stack Pointer.
uint32_t	__get_MSP (void)
	Return the Main Stack Pointer.
void	__set_MSP (uint32_t topOfMainStack)
	Set the Main Stack Pointer.
uint32_t	__REV16 (uint16_t value)
	Reverse byte order in unsigned short value.
int32_t	__REVSH (int16_t value)
	Reverse byte order in signed short value with sign extension to integer.
void	__CLREX (void)
	Remove the exclusive lock created by ldrex.
uint32_t	__get_BASEPRI (void)
	Return the Base Priority value.
void	__set_BASEPRI (uint32_t basePri)
	Set the Base Priority value.
uint32_t	__get_PRIMASK (void)
	Return the Priority Mask value.
void	__set_PRIMASK (uint32_t priMask)
	Set the Priority Mask value.
uint32_t	__get_FAULTMASK (void)
	Return the Fault Mask value.
void	__set_FAULTMASK (uint32_t faultMask)
	Set the Fault Mask value.
uint32_t	__get_CONTROL (void)
	Return the Control Register value.
void	__set_CONTROL (uint32_t control)
	Set the Control Register value.
uint32_t	__RBIT (uint32_t value)
	Reverse bit order of value.
uint8_t	__LDREXB (uint8_t *addr)
	LDR Exclusive (8 bit)
uint16_t	__LDREXH (uint16_t *addr)
	LDR Exclusive (16 bit)
uint32_t	__LDREXW (uint32_t *addr)
	LDR Exclusive (32 bit)
uint32_t	__STREXB (uint8_t value, uint8_t *addr)
	STR Exclusive (8 bit)
uint32_t	__STREXH (uint16_t value, uint16_t *addr)
	STR Exclusive (16 bit)
uint32_t	__STREXW (uint32_t value, uint32_t *addr)
	STR Exclusive (32 bit)
uint32_t	__REV (uint32_t value)
	Reverse byte order in integer value.

Detailed Description

This file defines all structures and symbols for CMSIS core:

CMSIS version number
Cortex-M core registers and bitfields
Cortex-M core peripheral base address.

Function Documentation

void __CLREX ( void )

Remove the exclusive lock created by ldrex.

Removes the exclusive lock which is created by ldrex.

uint32_t __get_BASEPRI ( void )

Return the Base Priority value.

Returns:: BasePriority

Return the content of the base priority register

uint32_t __get_CONTROL ( void )

Return the Control Register value.

Returns:: Control value

Return the content of the control register

uint32_t __get_FAULTMASK ( void )

Return the Fault Mask value.

Returns:: FaultMask

Return the content of the fault mask register

uint32_t __get_MSP ( void )

Return the Main Stack Pointer.

Returns:: Main Stack Pointer

Return the current value of the MSP (main stack pointer) Cortex processor register

Get Main Stack Pointer.

Returns:: Main Stack Pointer

Return the current value of the MSP (main stack pointer) Cortex processor register

This function returns the current value of the Main Stack Pointer (MSP).

Returns:: MSP Register value

Return the Main Stack Pointer.

This function returns the current value of the Main Stack Pointer (MSP).

Returns:: MSP Register value

Definition at line 86 of file core_cm3.c.

uint32_t __get_PRIMASK ( void )

Return the Priority Mask value.

Returns:: PriMask

Return state of the priority mask bit from the priority mask register

uint32_t __get_PSP ( void )

Return the Process Stack Pointer.

Returns:: ProcessStackPointer

Return the actual process stack pointer

Get Process Stack Pointer.

Returns:: ProcessStackPointer

Return the actual process stack pointer

This function returns the current value of the Process Stack Pointer (PSP).

Returns:: PSP Register value

Return the Process Stack Pointer.

This function returns the current value of the Process Stack Pointer (PSP).

Returns:: PSP Register value

Definition at line 58 of file core_cm3.c.

uint8_t __LDREXB ( uint8_t * addr )

LDR Exclusive (8 bit)

Parameters:

*addr address pointer

Returns:: value of (*address)

Exclusive LDR command for 8 bit values)

Parameters:

*addr address pointer

Returns:: value of (*address)

Exclusive LDR command for 8 bit value

Parameters:

*addr address pointer

Returns:: value of (*address)

Exclusive LDR command for 8 bit values)

Parameters:

*addr address pointer

Returns:: value of (*address)

Exclusive LDR command for 8 bit value

Definition at line 350 of file core_cm3.c.

uint16_t __LDREXH ( uint16_t * addr )

LDR Exclusive (16 bit)

Parameters:

*addr address pointer

Returns:: value of (*address)

Exclusive LDR command for 16 bit values

Definition at line 364 of file core_cm3.c.

uint32_t __LDREXW ( uint32_t * addr )

LDR Exclusive (32 bit)

Parameters:

*addr address pointer

Returns:: value of (*address)

Exclusive LDR command for 32 bit values

Definition at line 378 of file core_cm3.c.

uint32_t __RBIT ( uint32_t value )

Reverse bit order of value.

Parameters:

value value to reverse

Returns:: reversed value

Reverse bit order of value

Definition at line 336 of file core_cm3.c.

uint32_t __REV ( uint32_t value )

Reverse byte order in integer value.

Parameters:

value value to reverse

Returns:: reversed value

Reverse byte order in integer value

Definition at line 619 of file core_cm3.c.

uint32_t __REV16 ( uint16_t value )

Reverse byte order in unsigned short value.

Parameters:

value value to reverse

Returns:: reversed value

Reverse byte order in unsigned short value

Definition at line 114 of file core_cm3.c.

int32_t __REVSH ( int16_t value )

Reverse byte order in signed short value with sign extension to integer.

Parameters:

value value to reverse

Returns:: reversed value

Reverse byte order in signed short value with sign extension to integer

Definition at line 128 of file core_cm3.c.

void __set_BASEPRI ( uint32_t basePri )

Set the Base Priority value.

Parameters:

basePri BasePriority

Set the base priority register

void __set_CONTROL ( uint32_t control )

Set the Control Register value.

Parameters:

control Control value

Set the control register

void __set_FAULTMASK ( uint32_t faultMask )

Set the Fault Mask value.

Parameters:

faultMask faultMask value

Set the fault mask register

void __set_MSP ( uint32_t topOfMainStack )

Set the Main Stack Pointer.

Parameters:

topOfMainStack Main Stack Pointer

Assign the value mainStackPointer to the MSP (main stack pointer) Cortex processor register

Set Main Stack Pointer.

Parameters:

topOfMainStack Main Stack Pointer

Assign the value mainStackPointer to the MSP (main stack pointer) Cortex processor register

This function assigns the given value to the Main Stack Pointer (MSP).

Parameters:

[in] topOfMainStack Main Stack Pointer value to set

Set the Main Stack Pointer.

This function assigns the given value to the Main Stack Pointer (MSP).

Parameters:

[in] topOfMainStack Main Stack Pointer value to set

Definition at line 100 of file core_cm3.c.

void __set_PRIMASK ( uint32_t priMask )

Set the Priority Mask value.

Parameters:

priMask PriMask

Set the priority mask bit in the priority mask register

void __set_PSP ( uint32_t topOfProcStack )

Set the Process Stack Pointer.

Parameters:

topOfProcStack Process Stack Pointer

Assign the value ProcessStackPointer to the MSP (process stack pointer) Cortex processor register

Set Process Stack Pointer.

Parameters:

topOfProcStack Process Stack Pointer

Assign the value ProcessStackPointer to the MSP (process stack pointer) Cortex processor register

This function assigns the given value to the Process Stack Pointer (PSP).

Parameters:

[in] topOfProcStack Process Stack Pointer value to set

Set the Process Stack Pointer.

This function assigns the given value to the Process Stack Pointer (PSP).

Parameters:

[in] topOfProcStack Process Stack Pointer value to set

Definition at line 72 of file core_cm3.c.

uint32_t __STREXB	(	uint8_t	value,
		uint8_t *	addr
	)

STR Exclusive (8 bit)

Parameters:

value	value to store
*addr	address pointer

Returns:: successful / failed

Exclusive STR command for 8 bit values

Definition at line 393 of file core_cm3.c.

uint32_t __STREXH	(	uint16_t	value,
		uint16_t *	addr
	)

STR Exclusive (16 bit)

Parameters:

value	value to store
*addr	address pointer

Returns:: successful / failed

Exclusive STR command for 16 bit values

Definition at line 408 of file core_cm3.c.

uint32_t __STREXW	(	uint32_t	value,
		uint32_t *	addr
	)

STR Exclusive (32 bit)

Parameters:

value	value to store
*addr	address pointer

Returns:: successful / failed

Exclusive STR command for 32 bit values

Definition at line 423 of file core_cm3.c.

Type:	Program
Mbed OS support:	Mbed 2 deprecated
Created:	09 Jan 2018
Imports:	4
Forks:	0
Commits:	233
Dependents:	0
Dependencies:	1
Followers:	1

CM3 Core Definitions

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Functions

Detailed Description

Function Documentation

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CM3 Core Definitions

Modules

Functions

Detailed Description

Function Documentation

Repository toolbox

Repository details

Important Information for this Arm website

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