diff options
Diffstat (limited to 'Middlewares/Third_Party/FreeRTOS/Source/portable/RVDS/ARM_CM4_MPU/portmacro.h')
| -rw-r--r-- | Middlewares/Third_Party/FreeRTOS/Source/portable/RVDS/ARM_CM4_MPU/portmacro.h | 45 |
1 files changed, 24 insertions, 21 deletions
diff --git a/Middlewares/Third_Party/FreeRTOS/Source/portable/RVDS/ARM_CM4_MPU/portmacro.h b/Middlewares/Third_Party/FreeRTOS/Source/portable/RVDS/ARM_CM4_MPU/portmacro.h index 8e1ad96b5..9a37600d7 100644 --- a/Middlewares/Third_Party/FreeRTOS/Source/portable/RVDS/ARM_CM4_MPU/portmacro.h +++ b/Middlewares/Third_Party/FreeRTOS/Source/portable/RVDS/ARM_CM4_MPU/portmacro.h @@ -1,6 +1,6 @@ /* - * FreeRTOS Kernel V10.0.1 - * Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved. + * FreeRTOS Kernel V10.2.1 + * Copyright (C) 2019 Amazon.com, Inc. or its affiliates. All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a copy of * this software and associated documentation files (the "Software"), to deal in @@ -85,7 +85,7 @@ typedef unsigned long UBaseType_t; #define portPRIVILEGED_RAM_REGION ( 2UL ) #define portGENERAL_PERIPHERALS_REGION ( 3UL ) #define portSTACK_REGION ( 4UL ) -#define portFIRST_CONFIGURABLE_REGION ( 5UL ) +#define portFIRST_CONFIGURABLE_REGION ( 5UL ) #define portLAST_CONFIGURABLE_REGION ( 7UL ) #define portNUM_CONFIGURABLE_REGIONS ( ( portLAST_CONFIGURABLE_REGION - portFIRST_CONFIGURABLE_REGION ) + 1 ) #define portTOTAL_NUM_REGIONS ( portNUM_CONFIGURABLE_REGIONS + 1 ) /* Plus one to make space for the stack region. */ @@ -197,7 +197,28 @@ not necessary for to use this port. They are defined so the common demo files #ifndef portFORCE_INLINE #define portFORCE_INLINE __forceinline #endif +/*-----------------------------------------------------------*/ + +extern BaseType_t xIsPrivileged( void ); +extern void vResetPrivilege( void ); + +/** + * @brief Checks whether or not the processor is privileged. + * + * @return 1 if the processor is already privileged, 0 otherwise. + */ +#define portIS_PRIVILEGED() xIsPrivileged() + +/** + * @brief Raise an SVC request to raise privilege. + */ +#define portRAISE_PRIVILEGE() __asm { svc portSVC_RAISE_PRIVILEGE } +/** + * @brief Lowers the privilege level by setting the bit 0 of the CONTROL + * register. + */ +#define portRESET_PRIVILEGE() vResetPrivilege() /*-----------------------------------------------------------*/ static portFORCE_INLINE void vPortSetBASEPRI( uint32_t ulBASEPRI ) @@ -280,24 +301,6 @@ BaseType_t xReturn; } /*-----------------------------------------------------------*/ -/* Set the privilege level to user mode if xRunningPrivileged is false. */ -portFORCE_INLINE static void vPortResetPrivilege( BaseType_t xRunningPrivileged ) -{ -uint32_t ulReg; - - if( xRunningPrivileged != pdTRUE ) - { - __asm - { - mrs ulReg, control - orr ulReg, #1 - msr control, ulReg - } - } -} -/*-----------------------------------------------------------*/ - - #ifdef __cplusplus } #endif |