Line data    Source code

       1              : // Copyright 2024 Accenture.
       2              : 
       3              : #pragma once
       4              : 
       5              : #include "interrupts/suspendResumeAllInterrupts.h"
       6              : 
       7              : namespace interrupts
       8              : {
       9              : class SuspendResumeAllInterruptsLock
      10              : {
      11              : public:
      12              :     // [PUBLICAPI_START]
      13              :     /**
      14              :      * Suspend all interrupts and store previous state in an class internal variable
      15              :      */
      16            1 :     void suspend()
      17              :     {
      18            1 :         fOldMachineStateRegisterValue = getMachineStateRegisterValueAndSuspendAllInterrupts();
      19            1 :     }
      20              : 
      21              :     /**
      22              :      * Resume all interrupts restoring the interrupt state that has been saved during the suspend()
      23              :      * call from the class internal variable
      24              :      */
      25            1 :     void resume() { resumeAllInterrupts(fOldMachineStateRegisterValue); }
      26              : 
      27              :     // [PUBLICAPI_END]
      28              : 
      29              : private:
      30              :     uint32_t fOldMachineStateRegisterValue{};
      31              : };
      32              : 
      33              : } /* namespace interrupts */