CMSIS Cortex-M3 Core Peripheral Access Layer Source File. More...

#include <stdint.h>

Include dependency graph for core_cm3.c:

Defines
#define	__ASM __asm
#define	__INLINE inline
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.
void	__set_IPSR (uint32_t value)
	Set the Main Stack Pointer.
uint32_t	__get_BASEPRI (void)
	Return the Base Priority value.
void	__set_BASEPRI (uint32_t value)
	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	__REV (uint32_t value)
	Reverse byte order in integer value.
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.
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)

Detailed Description

CMSIS Cortex-M3 Core Peripheral Access Layer Source File.

Version:: V1.30

Date:: 30. October 2009

Note:: Copyright (C) 2009 ARM Limited. All rights reserved.

: ARM Limited (ARM) is supplying this software for use with Cortex-M processor based microcontrollers. This file can be freely distributed within development tools that are supporting such ARM based processors.

: THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. ARM SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER.

Define Documentation

#define __ASM __asm

asm keyword for GNU Compiler

Referenced by __get_BASEPRI(), __get_CONTROL(), __get_FAULTMASK(), __get_PRIMASK(), __LDREXB(), __LDREXH(), __LDREXW(), __RBIT(), __REV(), __REV16(), __REVSH(), __set_BASEPRI(), __set_CONTROL(), __set_FAULTMASK(), __set_IPSR(), __set_PRIMASK(), __STREXB(), __STREXH(), and __STREXW().

#define __INLINE inline

inline keyword for GNU Compiler

Function Documentation

uint32_t __get_PSP ( void )

Return the Process Stack Pointer.

Returns:: ProcessStackPointer

Return the actual process stack pointer

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

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

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

void __set_IPSR ( uint32_t value )

Set the Main Stack Pointer.

Parameters:

topOfMainStack Main Stack Pointer

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

References __ASM.

uint32_t __get_BASEPRI ( void )

Return the Base Priority value.

Returns:: BasePriority

Return the content of the base priority register

References __ASM.

void __set_BASEPRI ( uint32_t value )

Set the Base Priority value.

Parameters:

basePri BasePriority

Set the base priority register

References __ASM.

uint32_t __get_PRIMASK ( void )

Return the Priority Mask value.

Returns:: PriMask

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

References __ASM.

void __set_PRIMASK ( uint32_t priMask )

Set the Priority Mask value.

Parameters:

priMask PriMask

Set the priority mask bit in the priority mask register

References __ASM.

uint32_t __get_FAULTMASK ( void )

Return the Fault Mask value.

Returns:: FaultMask

Return the content of the fault mask register

References __ASM.

void __set_FAULTMASK ( uint32_t faultMask )

Set the Fault Mask value.

Parameters:

faultMask faultMask value

Set the fault mask register

References __ASM.

uint32_t __get_CONTROL ( void )

Return the Control Register value.

Returns:: Control value

Return the content of the control register

References __ASM.

void __set_CONTROL ( uint32_t control )

Set the Control Register value.

Parameters:

control Control value

Set the control register

References __ASM.

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

References __ASM.

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

References __ASM.

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

References __ASM.

uint32_t __RBIT ( uint32_t value )

Reverse bit order of value.

Parameters:

value value to reverse

Returns:: reversed value

Reverse bit order of value

References __ASM.

uint8_t __LDREXB ( uint8_t * addr )

LDR Exclusive (8 bit)

Parameters:

*addr address pointer

Returns:: value of (*address)

Exclusive LDR command for 8 bit value

References __ASM.

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

References __ASM.

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

References __ASM.

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

References __ASM.

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

References __ASM.

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

References __ASM.

Defines

Functions

Detailed Description

Define Documentation

Function Documentation