434     void vSystemCallEnter( uint32_t * pulTaskStack,
1108     void vSystemCallEnter( uint32_t * pulTaskStack,  in vSystemCallEnter()  argument
1129         ulSystemCallLocation = pulTaskStack[ portOFFSET_TO_PC ];  in vSystemCallEnter()
1146             ( pxMpuSettings->xSystemCallStackInfo.pulTaskStack == NULL ) &&  in vSystemCallEnter()
1182                 pulSystemCallStack[ i ] = pulTaskStack[ i ];  in vSystemCallEnter()
1189 …pxMpuSettings->xSystemCallStackInfo.ulLinkRegisterAtSystemCallEntry = pulTaskStack[ portOFFSET_TO_…  in vSystemCallEnter()
1208             pxMpuSettings->xSystemCallStackInfo.pulTaskStack = pulTaskStack + ulStackFrameSize;  in vSystemCallEnter()
1212 …if( ( pulTaskStack[ portOFFSET_TO_PSR ] & portPSR_STACK_PADDING_MASK ) == portPSR_STACK_PADDING_MA…  in vSystemCallEnter()
1258         uint32_t * pulTaskStack;  in vSystemCallExit()  local
1286             ( pxMpuSettings->xSystemCallStackInfo.pulTaskStack != NULL ) )  in vSystemCallExit()
1288             pulTaskStack = pxMpuSettings->xSystemCallStackInfo.pulTaskStack;  in vSystemCallExit()
1316             pulTaskStack = pulTaskStack - ulStackFrameSize;  in vSystemCallExit()
1321                 pulTaskStack[ i ] = pulSystemCallStack[ i ];  in vSystemCallExit()
1325             __asm volatile ( "msr psp, %0" : : "r" ( pulTaskStack ) );  in vSystemCallExit()
1329 …pulTaskStack[ portOFFSET_TO_PC ] = pxMpuSettings->xSystemCallStackInfo.ulLinkRegisterAtSystemCallE…  in vSystemCallExit()
1331 …pulTaskStack[ portOFFSET_TO_LR ] = pxMpuSettings->xSystemCallStackInfo.ulLinkRegisterAtSystemCallE…  in vSystemCallExit()
1342                 pulTaskStack[ portOFFSET_TO_PSR ] |= portPSR_STACK_PADDING_MASK;  in vSystemCallExit()
1346                 pulTaskStack[ portOFFSET_TO_PSR ] &= ( ~portPSR_STACK_PADDING_MASK );  in vSystemCallExit()
1350             pxMpuSettings->xSystemCallStackInfo.pulTaskStack = NULL;  in vSystemCallExit()
1468             xMPUSettings->xSystemCallStackInfo.pulTaskStack = NULL;  in pxPortInitialiseStack()