kerneltest/e32test/power/t_persistrestart.cpp
changeset 0 a41df078684a
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     1 // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
       
     2 // All rights reserved.
       
     3 // This component and the accompanying materials are made available
       
     4 // under the terms of the License "Eclipse Public License v1.0"
       
     5 // which accompanies this distribution, and is available
       
     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     7 //
       
     8 // Initial Contributors:
       
     9 // Nokia Corporation - initial contribution.
       
    10 //
       
    11 // Contributors:
       
    12 //
       
    13 // Description:
       
    14 // e32test\power\t_persistrestart.cpp
       
    15 // 
       
    16 //
       
    17 
       
    18 #include <e32hal.h>
       
    19 #include <e32modes.h>
       
    20 #include <e32power.h>
       
    21 #include <e32test.h>
       
    22 #include <hal.h>
       
    23 #include <f32file.h>
       
    24 #include <e32uid.h>
       
    25 
       
    26 #define TEST_STARTUP_MODE
       
    27 #define TEST_RESTART
       
    28 
       
    29 const TInt KStartupModeLess = -1;
       
    30 
       
    31 GLDEF_D RTest test(_L("Persist startup mode test"));
       
    32 
       
    33 void DoTests()
       
    34 	{
       
    35 	TInt r;
       
    36 	TInt startupMode = -1;
       
    37 	TInt maxStartupModes = -1;
       
    38 	TInt maxCustomRestartReasons = -1;
       
    39 
       
    40 	// Read the largest possible persistable value (via HAL Custom Restart)
       
    41 	r = HAL::Get( HALData::EMaximumCustomRestartReasons, maxCustomRestartReasons );
       
    42 	test( r == KErrNone );
       
    43 	test.Printf(_L("Fetching largest possible persistable value (via HAL Custom Restart)..\nmaxCustomRestartReasons = %d\n"), maxCustomRestartReasons);
       
    44 
       
    45 	// Read the largest possible persistable value
       
    46 	r = HAL::Get( HALData::EMaximumRestartStartupModes, maxStartupModes );
       
    47 	test( r == KErrNone );
       
    48 	test.Printf(_L("Fetching largest possible persistable value..\nmaxStartupModes = %d\n"), maxStartupModes);
       
    49 
       
    50 	// Read the restart reason
       
    51 	r = RProperty::Get(KUidSystemCategory, KSystemStartupModeKey, startupMode);
       
    52 	test( r == KErrNone );
       
    53 	test.Printf(_L("Reading the stored restart value..\nstartupMode = %d\n"), startupMode);
       
    54 
       
    55 	// If the restart reason is a default value then it means that the board wasn't restarted with a restart reason.
       
    56 	if( startupMode == EStartupModeUndefined )
       
    57 		{
       
    58 		if ( maxStartupModes != (TInt)0xffffffff )
       
    59 			{
       
    60 			// Persist the startup mode
       
    61 #ifdef TEST_STARTUP_MODE
       
    62 			// Test erroneous values first
       
    63 			r = HAL::Set( HALData::EPersistStartupModeKernel, KStartupModeLess );
       
    64 			test( r == KErrArgument );
       
    65 	
       
    66 			TUint StartupModeMore = maxStartupModes + 1;
       
    67 			r = HAL::Set( HALData::EPersistStartupModeKernel, StartupModeMore );
       
    68 			test( r == KErrArgument );		
       
    69 #endif
       
    70 			}
       
    71 		// Then give a proper value
       
    72 		r = HAL::Set( HALData::EPersistStartupModeKernel, maxStartupModes );
       
    73 		test( r == KErrNone );
       
    74 
       
    75 		// Persist contents of HAL file via HALSettings.exe
       
    76 		RProcess process;
       
    77 		r = process.Create(_L("HALSettings.exe"), _L("PERSIST"));
       
    78 		test(r == KErrNone);
       
    79 		TRequestStatus status;
       
    80 		process.Logon(status);
       
    81 		process.Resume();
       
    82 		User::WaitForRequest(status);
       
    83 		process.Close();
       
    84 
       
    85 #ifdef TEST_RESTART
       
    86 		// Go ahead and restart the board using a restart reason
       
    87 		test.Printf(_L("Enabling wake up power events to restart..\n"));
       
    88 		r = Power::EnableWakeupEvents(EPwRestart);
       
    89 		test( r == KErrNone );
       
    90 
       
    91 		test.Printf(_L("Restarting..\n"));
       
    92 		r = Power::PowerDown();
       
    93 		test( r == KErrNone );
       
    94 #endif
       
    95 		}
       
    96 
       
    97 	// If the restart reason is within an allowed range it means that the board has indeed been restarted with a restart reason.
       
    98 	if( startupMode >= 0 && startupMode <= maxStartupModes )
       
    99 		{
       
   100 		// Report the restart reason and check whether it's of the same value with the original restart reason (a constant)
       
   101 		if ( startupMode != maxStartupModes )
       
   102 			test.Printf(_L("\nStartup mode was NOT successfully persisted across system restart.\nStored startup mode = %d"), startupMode);
       
   103 		else
       
   104 			test.Printf(_L("\nStartup mode (%d) was successfully persisted across system restart.\n"), startupMode);
       
   105 		// If the comparison is successful, then exit. Otherwise return the error code.
       
   106 		return;
       
   107 		}
       
   108 	}
       
   109 
       
   110 GLDEF_C TInt E32Main()
       
   111 //
       
   112 // Test restarting and persisting a startup mode
       
   113 //
       
   114     {
       
   115 	test.Start(_L("Test restarting and persisting a startup mode"));
       
   116 	DoTests();
       
   117  	return(KErrNone);
       
   118     }