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Change xPortRaisePrivilege and vPortResetPrivilege to macros

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This prevents non-kernel code from calling these functions.

Signed-off-by: Gaurav Aggarwal <aggarg@amazon.com>
This commit is contained in:
Gaurav Aggarwal 2021-10-06 18:56:51 -07:00 • committed by Gaurav-Aggarwal-AWS
parent 78da9cb261
commit 7a3848753b
6 changed files with 341 additions and 235 deletions
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17
portable/GCC/ARM_CM3_MPU/port.c
View file

@ -160,17 +160,14 @@ BaseType_t xIsPrivileged( void ) __attribute__( ( naked ) );
void vResetPrivilege( void ) __attribute__( ( naked ) );
/**
* @brief Calls the port specific code to raise the privilege.
*
* @return pdFALSE if privilege was raised, pdTRUE otherwise.
* @brief Enter critical section.
*/
extern BaseType_t xPortRaisePrivilege( void );
void vPortEnterCritical( void ) FREERTOS_SYSTEM_CALL;
/**
* @brief If xRunningPrivileged is not pdTRUE, calls the port specific
* code to reset the privilege, otherwise does nothing.
* @brief Exit from critical section.
*/
extern void vPortResetPrivilege( BaseType_t xRunningPrivileged );
void vPortExitCritical( void ) FREERTOS_SYSTEM_CALL;
/*-----------------------------------------------------------*/
/* Each task maintains its own interrupt status in the critical nesting
@ -483,7 +480,8 @@ void vPortEndScheduler( void )
void vPortEnterCritical( void )
{
BaseType_t xRunningPrivileged = xPortRaisePrivilege();
BaseType_t xRunningPrivileged;
xPortRaisePrivilege( xRunningPrivileged );
portDISABLE_INTERRUPTS();
uxCriticalNesting++;
@ -494,7 +492,8 @@ void vPortEnterCritical( void )
void vPortExitCritical( void )
{
BaseType_t xRunningPrivileged = xPortRaisePrivilege();
BaseType_t xRunningPrivileged;
xPortRaisePrivilege( xRunningPrivileged );
configASSERT( uxCriticalNesting );
uxCriticalNesting--;

17
portable/GCC/ARM_CM4_MPU/port.c
View file

@ -173,17 +173,14 @@ BaseType_t xIsPrivileged( void ) __attribute__( ( naked ) );
void vResetPrivilege( void ) __attribute__( ( naked ) );
/**
* @brief Calls the port specific code to raise the privilege.
*
* @return pdFALSE if privilege was raised, pdTRUE otherwise.
* @brief Enter critical section.
*/
extern BaseType_t xPortRaisePrivilege( void );
void vPortEnterCritical( void ) FREERTOS_SYSTEM_CALL;
/**
* @brief If xRunningPrivileged is not pdTRUE, calls the port specific
* code to reset the privilege, otherwise does nothing.
* @brief Exit from critical section.
*/
extern void vPortResetPrivilege( BaseType_t xRunningPrivileged );
void vPortExitCritical( void ) FREERTOS_SYSTEM_CALL;
/*-----------------------------------------------------------*/
/* Each task maintains its own interrupt status in the critical nesting
@ -519,7 +516,8 @@ void vPortEndScheduler( void )
void vPortEnterCritical( void )
{
BaseType_t xRunningPrivileged = xPortRaisePrivilege();
BaseType_t xRunningPrivileged;
xPortRaisePrivilege( xRunningPrivileged );
portDISABLE_INTERRUPTS();
uxCriticalNesting++;
@ -530,7 +528,8 @@ void vPortEnterCritical( void )
void vPortExitCritical( void )
{
BaseType_t xRunningPrivileged = xPortRaisePrivilege();
BaseType_t xRunningPrivileged;
xPortRaisePrivilege( xRunningPrivileged );
configASSERT( uxCriticalNesting );
uxCriticalNesting--;