diff options
| -rw-r--r-- | MdeModulePkg/Universal/DriverSampleDxe/DriverSample.c | 658 |
1 files changed, 346 insertions, 312 deletions
diff --git a/MdeModulePkg/Universal/DriverSampleDxe/DriverSample.c b/MdeModulePkg/Universal/DriverSampleDxe/DriverSample.c index 9b664b4958..947df96b2c 100644 --- a/MdeModulePkg/Universal/DriverSampleDxe/DriverSample.c +++ b/MdeModulePkg/Universal/DriverSampleDxe/DriverSample.c @@ -840,378 +840,412 @@ DriverCallback ( EFI_INPUT_KEY Key;
DRIVER_SAMPLE_CONFIGURATION *Configuration;
UINTN MyVarSize;
+
+ if (((Value == NULL) && (Action != EFI_BROWSER_ACTION_FORM_OPEN) && (Action != EFI_BROWSER_ACTION_FORM_CLOSE))||
+ (ActionRequest == NULL)) {
+ return EFI_INVALID_PARAMETER;
+ }
- if (Action == EFI_BROWSER_ACTION_FORM_OPEN) {
- if (QuestionId == 0x1234) {
- //
- // Sample CallBack for UEFI FORM_OPEN action:
- // Add Save action into Form 3 when Form 1 is opened.
- // This will be done only in FORM_OPEN CallBack of question with ID 0x1234 from Form 1.
- //
- PrivateData = DRIVER_SAMPLE_PRIVATE_FROM_THIS (This);
+ Status = EFI_SUCCESS;
+ PrivateData = DRIVER_SAMPLE_PRIVATE_FROM_THIS (This);
+
+ switch (Action) {
+ case EFI_BROWSER_ACTION_FORM_OPEN:
+ {
+ if (QuestionId == 0x1234) {
+ //
+ // Sample CallBack for UEFI FORM_OPEN action:
+ // Add Save action into Form 3 when Form 1 is opened.
+ // This will be done only in FORM_OPEN CallBack of question with ID 0x1234 from Form 1.
+ //
+ PrivateData = DRIVER_SAMPLE_PRIVATE_FROM_THIS (This);
+
+ //
+ // Initialize the container for dynamic opcodes
+ //
+ StartOpCodeHandle = HiiAllocateOpCodeHandle ();
+ ASSERT (StartOpCodeHandle != NULL);
+
+ //
+ // Create Hii Extend Label OpCode as the start opcode
+ //
+ StartLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (StartOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));
+ StartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;
+ StartLabel->Number = LABEL_UPDATE2;
+
+ HiiCreateActionOpCode (
+ StartOpCodeHandle, // Container for dynamic created opcodes
+ 0x1238, // Question ID
+ STRING_TOKEN(STR_SAVE_TEXT), // Prompt text
+ STRING_TOKEN(STR_SAVE_TEXT), // Help text
+ EFI_IFR_FLAG_CALLBACK, // Question flag
+ 0 // Action String ID
+ );
+
+ HiiUpdateForm (
+ PrivateData->HiiHandle[0], // HII handle
+ &mFormSetGuid, // Formset GUID
+ 0x3, // Form ID
+ StartOpCodeHandle, // Label for where to insert opcodes
+ NULL // Insert data
+ );
+
+ HiiFreeOpCodeHandle (StartOpCodeHandle);
+ }
+ }
+ break;
+
+ case EFI_BROWSER_ACTION_FORM_CLOSE:
+ {
+ if (QuestionId == 0x5678) {
+ //
+ // Sample CallBack for UEFI FORM_CLOSE action:
+ // Show up a pop-up to specify Form 3 will be closed when exit Form 3.
+ //
+ do {
+ CreatePopUp (
+ EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE,
+ &Key,
+ L"",
+ L"You are going to leave third Form!",
+ L"Press ESC or ENTER to continue ...",
+ L"",
+ NULL
+ );
+ } while ((Key.ScanCode != SCAN_ESC) && (Key.UnicodeChar != CHAR_CARRIAGE_RETURN));
+ }
+ }
+ break;
+
+ case EFI_BROWSER_ACTION_RETRIEVE:
+ {
+ if (QuestionId == 0x1111) {
+ //
+ // EfiVarstore question takes sample action (print value as debug information)
+ // after read/write question.
+ //
+ MyVarSize = 1;
+ Status = gRT->GetVariable(
+ L"MyVar",
+ &mFormSetGuid,
+ NULL,
+ &MyVarSize,
+ &MyVar
+ );
+ ASSERT_EFI_ERROR (Status);
+ DEBUG ((DEBUG_INFO, "EfiVarstore question: Tall value is %d with value width %d\n", MyVar, MyVarSize));
+ }
+ }
+ break;
+
+ case EFI_BROWSER_ACTION_CHANGING:
+ {
+ switch (QuestionId) {
+ case 0x1234:
//
// Initialize the container for dynamic opcodes
//
StartOpCodeHandle = HiiAllocateOpCodeHandle ();
ASSERT (StartOpCodeHandle != NULL);
+ EndOpCodeHandle = HiiAllocateOpCodeHandle ();
+ ASSERT (EndOpCodeHandle != NULL);
+
//
// Create Hii Extend Label OpCode as the start opcode
//
StartLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (StartOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));
StartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;
- StartLabel->Number = LABEL_UPDATE2;
+ StartLabel->Number = LABEL_UPDATE1;
+
+ //
+ // Create Hii Extend Label OpCode as the end opcode
+ //
+ EndLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (EndOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));
+ EndLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;
+ EndLabel->Number = LABEL_END;
HiiCreateActionOpCode (
StartOpCodeHandle, // Container for dynamic created opcodes
- 0x1238, // Question ID
- STRING_TOKEN(STR_SAVE_TEXT), // Prompt text
- STRING_TOKEN(STR_SAVE_TEXT), // Help text
+ 0x1237, // Question ID
+ STRING_TOKEN(STR_EXIT_TEXT), // Prompt text
+ STRING_TOKEN(STR_EXIT_TEXT), // Help text
EFI_IFR_FLAG_CALLBACK, // Question flag
0 // Action String ID
);
- HiiUpdateForm (
- PrivateData->HiiHandle[0], // HII handle
- &mFormSetGuid, // Formset GUID
- 0x3, // Form ID
- StartOpCodeHandle, // Label for where to insert opcodes
- NULL // Insert data
+ //
+ // Create Option OpCode
+ //
+ OptionsOpCodeHandle = HiiAllocateOpCodeHandle ();
+ ASSERT (OptionsOpCodeHandle != NULL);
+
+ HiiCreateOneOfOptionOpCode (
+ OptionsOpCodeHandle,
+ STRING_TOKEN (STR_BOOT_OPTION1),
+ 0,
+ EFI_IFR_NUMERIC_SIZE_1,
+ 1
);
- HiiFreeOpCodeHandle (StartOpCodeHandle);
- }
- return EFI_SUCCESS;
- }
+ HiiCreateOneOfOptionOpCode (
+ OptionsOpCodeHandle,
+ STRING_TOKEN (STR_BOOT_OPTION2),
+ 0,
+ EFI_IFR_NUMERIC_SIZE_1,
+ 2
+ );
- if (Action == EFI_BROWSER_ACTION_FORM_CLOSE) {
- if (QuestionId == 0x5678) {
//
- // Sample CallBack for UEFI FORM_CLOSE action:
- // Show up a pop-up to specify Form 3 will be closed when exit Form 3.
+ // Prepare initial value for the dynamic created oneof Question
+ //
+ PrivateData->Configuration.DynamicOneof = 2;
+ Status = gRT->SetVariable(
+ VariableName,
+ &mFormSetGuid,
+ EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,
+ sizeof (DRIVER_SAMPLE_CONFIGURATION),
+ &PrivateData->Configuration
+ );
+
//
- do {
- CreatePopUp (
- EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE,
- &Key,
- L"",
- L"You are going to leave third Form!",
- L"Press ESC or ENTER to continue ...",
- L"",
+ // Set initial vlaue of dynamic created oneof Question in Form Browser
+ //
+ Configuration = AllocateZeroPool (sizeof (DRIVER_SAMPLE_CONFIGURATION));
+ ASSERT (Configuration != NULL);
+ if (HiiGetBrowserData (&mFormSetGuid, VariableName, sizeof (DRIVER_SAMPLE_CONFIGURATION), (UINT8 *) Configuration)) {
+ Configuration->DynamicOneof = 2;
+
+ //
+ // Update uncommitted data of Browser
+ //
+ HiiSetBrowserData (
+ &mFormSetGuid,
+ VariableName,
+ sizeof (DRIVER_SAMPLE_CONFIGURATION),
+ (UINT8 *) Configuration,
NULL
);
- } while ((Key.ScanCode != SCAN_ESC) && (Key.UnicodeChar != CHAR_CARRIAGE_RETURN));
- }
- return EFI_SUCCESS;
- }
-
- if ((Value == NULL) || (ActionRequest == NULL)) {
- return EFI_INVALID_PARAMETER;
- }
-
-
- Status = EFI_SUCCESS;
- PrivateData = DRIVER_SAMPLE_PRIVATE_FROM_THIS (This);
-
- switch (QuestionId) {
- case 0x1234:
- //
- // Initialize the container for dynamic opcodes
- //
- StartOpCodeHandle = HiiAllocateOpCodeHandle ();
- ASSERT (StartOpCodeHandle != NULL);
-
- EndOpCodeHandle = HiiAllocateOpCodeHandle ();
- ASSERT (EndOpCodeHandle != NULL);
-
- //
- // Create Hii Extend Label OpCode as the start opcode
- //
- StartLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (StartOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));
- StartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;
- StartLabel->Number = LABEL_UPDATE1;
+ }
+ FreePool (Configuration);
+
+ HiiCreateOneOfOpCode (
+ StartOpCodeHandle, // Container for dynamic created opcodes
+ 0x8001, // Question ID (or call it "key")
+ CONFIGURATION_VARSTORE_ID, // VarStore ID
+ (UINT16) DYNAMIC_ONE_OF_VAR_OFFSET, // Offset in Buffer Storage
+ STRING_TOKEN (STR_ONE_OF_PROMPT), // Question prompt text
+ STRING_TOKEN (STR_ONE_OF_HELP), // Question help text
+ EFI_IFR_FLAG_CALLBACK, // Question flag
+ EFI_IFR_NUMERIC_SIZE_1, // Data type of Question Value
+ OptionsOpCodeHandle, // Option Opcode list
+ NULL // Default Opcode is NULl
+ );
- //
- // Create Hii Extend Label OpCode as the end opcode
- //
- EndLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (EndOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));
- EndLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;
- EndLabel->Number = LABEL_END;
-
- HiiCreateActionOpCode (
- StartOpCodeHandle, // Container for dynamic created opcodes
- 0x1237, // Question ID
- STRING_TOKEN(STR_EXIT_TEXT), // Prompt text
- STRING_TOKEN(STR_EXIT_TEXT), // Help text
- EFI_IFR_FLAG_CALLBACK, // Question flag
- 0 // Action String ID
- );
+ HiiCreateOrderedListOpCode (
+ StartOpCodeHandle, // Container for dynamic created opcodes
+ 0x8002, // Question ID
+ CONFIGURATION_VARSTORE_ID, // VarStore ID
+ (UINT16) DYNAMIC_ORDERED_LIST_VAR_OFFSET, // Offset in Buffer Storage
+ STRING_TOKEN (STR_BOOT_OPTIONS), // Question prompt text
+ STRING_TOKEN (STR_BOOT_OPTIONS), // Question help text
+ EFI_IFR_FLAG_RESET_REQUIRED, // Question flag
+ 0, // Ordered list flag, e.g. EFI_IFR_UNIQUE_SET
+ EFI_IFR_NUMERIC_SIZE_1, // Data type of Question value
+ 5, // Maximum container
+ OptionsOpCodeHandle, // Option Opcode list
+ NULL // Default Opcode is NULl
+ );
- //
- // Create Option OpCode
- //
- OptionsOpCodeHandle = HiiAllocateOpCodeHandle ();
- ASSERT (OptionsOpCodeHandle != NULL);
-
- HiiCreateOneOfOptionOpCode (
- OptionsOpCodeHandle,
- STRING_TOKEN (STR_BOOT_OPTION1),
- 0,
- EFI_IFR_NUMERIC_SIZE_1,
- 1
+ HiiCreateTextOpCode (
+ StartOpCodeHandle,
+ STRING_TOKEN(STR_TEXT_SAMPLE_HELP),
+ STRING_TOKEN(STR_TEXT_SAMPLE_HELP),
+ STRING_TOKEN(STR_TEXT_SAMPLE_STRING)
);
- HiiCreateOneOfOptionOpCode (
- OptionsOpCodeHandle,
- STRING_TOKEN (STR_BOOT_OPTION2),
- 0,
- EFI_IFR_NUMERIC_SIZE_1,
- 2
- );
+ HiiCreateDateOpCode (
+ StartOpCodeHandle,
+ 0x8004,
+ 0x0,
+ 0x0,
+ STRING_TOKEN(STR_DATE_SAMPLE_HELP),
+ STRING_TOKEN(STR_DATE_SAMPLE_HELP),
+ 0,
+ QF_DATE_STORAGE_TIME,
+ NULL
+ );
- //
- // Prepare initial value for the dynamic created oneof Question
- //
- PrivateData->Configuration.DynamicOneof = 2;
- Status = gRT->SetVariable(
- VariableName,
- &mFormSetGuid,
- EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,
- sizeof (DRIVER_SAMPLE_CONFIGURATION),
- &PrivateData->Configuration
- );
+ HiiCreateTimeOpCode (
+ StartOpCodeHandle,
+ 0x8005,
+ 0x0,
+ 0x0,
+ STRING_TOKEN(STR_TIME_SAMPLE_HELP),
+ STRING_TOKEN(STR_TIME_SAMPLE_HELP),
+ 0,
+ QF_TIME_STORAGE_TIME,
+ NULL
+ );
- //
- // Set initial vlaue of dynamic created oneof Question in Form Browser
- //
- Configuration = AllocateZeroPool (sizeof (DRIVER_SAMPLE_CONFIGURATION));
- ASSERT (Configuration != NULL);
- if (HiiGetBrowserData (&mFormSetGuid, VariableName, sizeof (DRIVER_SAMPLE_CONFIGURATION), (UINT8 *) Configuration)) {
- Configuration->DynamicOneof = 2;
+ HiiCreateGotoOpCode (
+ StartOpCodeHandle, // Container for dynamic created opcodes
+ 1, // Target Form ID
+ STRING_TOKEN (STR_GOTO_FORM1), // Prompt text
+ STRING_TOKEN (STR_GOTO_HELP), // Help text
+ 0, // Question flag
+ 0x8003 // Question ID
+ );
- //
- // Update uncommitted data of Browser
- //
- HiiSetBrowserData (
- &mFormSetGuid,
- VariableName,
- sizeof (DRIVER_SAMPLE_CONFIGURATION),
- (UINT8 *) Configuration,
- NULL
+ HiiUpdateForm (
+ PrivateData->HiiHandle[0], // HII handle
+ &mFormSetGuid, // Formset GUID
+ 0x1234, // Form ID
+ StartOpCodeHandle, // Label for where to insert opcodes
+ EndOpCodeHandle // Replace data
);
- }
- FreePool (Configuration);
-
- HiiCreateOneOfOpCode (
- StartOpCodeHandle, // Container for dynamic created opcodes
- 0x8001, // Question ID (or call it "key")
- CONFIGURATION_VARSTORE_ID, // VarStore ID
- (UINT16) DYNAMIC_ONE_OF_VAR_OFFSET, // Offset in Buffer Storage
- STRING_TOKEN (STR_ONE_OF_PROMPT), // Question prompt text
- STRING_TOKEN (STR_ONE_OF_HELP), // Question help text
- EFI_IFR_FLAG_CALLBACK, // Question flag
- EFI_IFR_NUMERIC_SIZE_1, // Data type of Question Value
- OptionsOpCodeHandle, // Option Opcode list
- NULL // Default Opcode is NULl
- );
- HiiCreateOrderedListOpCode (
- StartOpCodeHandle, // Container for dynamic created opcodes
- 0x8002, // Question ID
- CONFIGURATION_VARSTORE_ID, // VarStore ID
- (UINT16) DYNAMIC_ORDERED_LIST_VAR_OFFSET, // Offset in Buffer Storage
- STRING_TOKEN (STR_BOOT_OPTIONS), // Question prompt text
- STRING_TOKEN (STR_BOOT_OPTIONS), // Question help text
- EFI_IFR_FLAG_RESET_REQUIRED, // Question flag
- 0, // Ordered list flag, e.g. EFI_IFR_UNIQUE_SET
- EFI_IFR_NUMERIC_SIZE_1, // Data type of Question value
- 5, // Maximum container
- OptionsOpCodeHandle, // Option Opcode list
- NULL // Default Opcode is NULl
- );
+ HiiFreeOpCodeHandle (StartOpCodeHandle);
+ HiiFreeOpCodeHandle (OptionsOpCodeHandle);
+ HiiFreeOpCodeHandle (EndOpCodeHandle);
+ break;
- HiiCreateTextOpCode (
- StartOpCodeHandle,
- STRING_TOKEN(STR_TEXT_SAMPLE_HELP),
- STRING_TOKEN(STR_TEXT_SAMPLE_HELP),
- STRING_TOKEN(STR_TEXT_SAMPLE_STRING)
- );
-
- HiiCreateDateOpCode (
- StartOpCodeHandle,
- 0x8004,
- 0x0,
- 0x0,
- STRING_TOKEN(STR_DATE_SAMPLE_HELP),
- STRING_TOKEN(STR_DATE_SAMPLE_HELP),
- 0,
- QF_DATE_STORAGE_TIME,
- NULL
- );
+ case 0x5678:
+ //
+ // We will reach here once the Question is refreshed
+ //
- HiiCreateTimeOpCode (
- StartOpCodeHandle,
- 0x8005,
- 0x0,
- 0x0,
- STRING_TOKEN(STR_TIME_SAMPLE_HELP),
- STRING_TOKEN(STR_TIME_SAMPLE_HELP),
- 0,
- QF_TIME_STORAGE_TIME,
- NULL
- );
+ //
+ // Initialize the container for dynamic opcodes
+ //
+ StartOpCodeHandle = HiiAllocateOpCodeHandle ();
+ ASSERT (StartOpCodeHandle != NULL);
- HiiCreateGotoOpCode (
- StartOpCodeHandle, // Container for dynamic created opcodes
- 1, // Target Form ID
- STRING_TOKEN (STR_GOTO_FORM1), // Prompt text
- STRING_TOKEN (STR_GOTO_HELP), // Help text
- 0, // Question flag
- 0x8003 // Question ID
- );
+ //
+ // Create Hii Extend Label OpCode as the start opcode
+ //
+ StartLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (StartOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));
+ StartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;
+ StartLabel->Number = LABEL_UPDATE2;
- HiiUpdateForm (
- PrivateData->HiiHandle[0], // HII handle
- &mFormSetGuid, // Formset GUID
- 0x1234, // Form ID
- StartOpCodeHandle, // Label for where to insert opcodes
- EndOpCodeHandle // Replace data
+ HiiCreateActionOpCode (
+ StartOpCodeHandle, // Container for dynamic created opcodes
+ 0x1237, // Question ID
+ STRING_TOKEN(STR_EXIT_TEXT), // Prompt text
+ STRING_TOKEN(STR_EXIT_TEXT), // Help text
+ EFI_IFR_FLAG_CALLBACK, // Question flag
+ 0 // Action String ID
);
- HiiFreeOpCodeHandle (StartOpCodeHandle);
- HiiFreeOpCodeHandle (OptionsOpCodeHandle);
- HiiFreeOpCodeHandle (EndOpCodeHandle);
- break;
-
- case 0x5678:
- //
- // We will reach here once the Question is refreshed
- //
+ HiiUpdateForm (
+ PrivateData->HiiHandle[0], // HII handle
+ &mFormSetGuid, // Formset GUID
+ 0x3, // Form ID
+ StartOpCodeHandle, // Label for where to insert opcodes
+ NULL // Insert data
+ );
- //
- // Initialize the container for dynamic opcodes
- //
- StartOpCodeHandle = HiiAllocateOpCodeHandle ();
- ASSERT (StartOpCodeHandle != NULL);
+ HiiFreeOpCodeHandle (StartOpCodeHandle);
- //
- // Create Hii Extend Label OpCode as the start opcode
- //
- StartLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (StartOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));
- StartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;
- StartLabel->Number = LABEL_UPDATE2;
-
- HiiCreateActionOpCode (
- StartOpCodeHandle, // Container for dynamic created opcodes
- 0x1237, // Question ID
- STRING_TOKEN(STR_EXIT_TEXT), // Prompt text
- STRING_TOKEN(STR_EXIT_TEXT), // Help text
- EFI_IFR_FLAG_CALLBACK, // Question flag
- 0 // Action String ID
- );
-
- HiiUpdateForm (
- PrivateData->HiiHandle[0], // HII handle
- &mFormSetGuid, // Formset GUID
- 0x3, // Form ID
- StartOpCodeHandle, // Label for where to insert opcodes
- NULL // Insert data
- );
+ //
+ // Refresh the Question value
+ //
+ PrivateData->Configuration.DynamicRefresh++;
+ Status = gRT->SetVariable(
+ VariableName,
+ &mFormSetGuid,
+ EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,
+ sizeof (DRIVER_SAMPLE_CONFIGURATION),
+ &PrivateData->Configuration
+ );
- HiiFreeOpCodeHandle (StartOpCodeHandle);
+ //
+ // Change an EFI Variable storage (MyEfiVar) asynchronous, this will cause
+ // the first statement in Form 3 be suppressed
+ //
+ MyVarSize = 1;
+ MyVar = 111;
+ Status = gRT->SetVariable(
+ L"MyVar",
+ &mFormSetGuid,
+ EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,
+ MyVarSize,
+ &MyVar
+ );
+ break;
- //
- // Refresh the Question value
- //
- PrivateData->Configuration.DynamicRefresh++;
- Status = gRT->SetVariable(
- VariableName,
- &mFormSetGuid,
- EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,
- sizeof (DRIVER_SAMPLE_CONFIGURATION),
- &PrivateData->Configuration
- );
+ case 0x1237:
+ //
+ // User press "Exit now", request Browser to exit
+ //
+ *ActionRequest = EFI_BROWSER_ACTION_REQUEST_EXIT;
+ break;
- //
- // Change an EFI Variable storage (MyEfiVar) asynchronous, this will cause
- // the first statement in Form 3 be suppressed
- //
- MyVarSize = 1;
- MyVar = 111;
- Status = gRT->SetVariable(
- L"MyVar",
- &mFormSetGuid,
- EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,
- MyVarSize,
- &MyVar
- );
- break;
+ case 0x1238:
+ //
+ // User press "Save now", request Browser to save the uncommitted data.
+ //
+ *ActionRequest = EFI_BROWSER_ACTION_REQUEST_SUBMIT;
+ break;
- case 0x1237:
- //
- // User press "Exit now", request Browser to exit
- //
- *ActionRequest = EFI_BROWSER_ACTION_REQUEST_EXIT;
- break;
+ case 0x2000:
+ //
+ // Only used to update the state.
+ //
+ if ((Type == EFI_IFR_TYPE_STRING) && (Value->string == 0) &&
+ (PrivateData->PasswordState == BROWSER_STATE_SET_PASSWORD)) {
+ PrivateData->PasswordState = BROWSER_STATE_VALIDATE_PASSWORD;
+ return EFI_INVALID_PARAMETER;
+ }
- case 0x1238:
- //
- // User press "Save now", request Browser to save the uncommitted data.
- //
- *ActionRequest = EFI_BROWSER_ACTION_REQUEST_SUBMIT;
- break;
+ //
+ // When try to set a new password, user will be chanlleged with old password.
+ // The Callback is responsible for validating old password input by user,
+ // If Callback return EFI_SUCCESS, it indicates validation pass.
+ //
+ switch (PrivateData->PasswordState) {
+ case BROWSER_STATE_VALIDATE_PASSWORD:
+ Status = ValidatePassword (PrivateData, Value->string);
+ if (Status == EFI_SUCCESS) {
+ PrivateData->PasswordState = BROWSER_STATE_SET_PASSWORD;
+ }
+ break;
- case 0x2000:
- //
- // Only used to update the state.
- //
- if ((Type == EFI_IFR_TYPE_STRING) && (Value->string == 0) &&
- (PrivateData->PasswordState == BROWSER_STATE_SET_PASSWORD)) {
- PrivateData->PasswordState = BROWSER_STATE_VALIDATE_PASSWORD;
- return EFI_INVALID_PARAMETER;
- }
+ case BROWSER_STATE_SET_PASSWORD:
+ Status = SetPassword (PrivateData, Value->string);
+ PrivateData->PasswordState = BROWSER_STATE_VALIDATE_PASSWORD;
+ break;
- //
- // When try to set a new password, user will be chanlleged with old password.
- // The Callback is responsible for validating old password input by user,
- // If Callback return EFI_SUCCESS, it indicates validation pass.
- //
- switch (PrivateData->PasswordState) {
- case BROWSER_STATE_VALIDATE_PASSWORD:
- Status = ValidatePassword (PrivateData, Value->string);
- if (Status == EFI_SUCCESS) {
- PrivateData->PasswordState = BROWSER_STATE_SET_PASSWORD;
+ default:
+ break;
}
- break;
- case BROWSER_STATE_SET_PASSWORD:
- Status = SetPassword (PrivateData, Value->string);
- PrivateData->PasswordState = BROWSER_STATE_VALIDATE_PASSWORD;
break;
+ case 0x1111:
+ //
+ // EfiVarstore question takes sample action (print value as debug information)
+ // after read/write question.
+ //
+ MyVarSize = 1;
+ Status = gRT->GetVariable(
+ L"MyVar",
+ &mFormSetGuid,
+ NULL,
+ &MyVarSize,
+ &MyVar
+ );
+ ASSERT_EFI_ERROR (Status);
+ DEBUG ((DEBUG_INFO, "EfiVarstore question: Tall value is %d with value width %d\n", MyVar, MyVarSize));
default:
break;
}
+ }
+ break;
- break;
-
- case 0x1111:
- //
- // EfiVarstore question takes sample action (print value as debug information)
- // after read/write question.
- //
- MyVarSize = 1;
- Status = gRT->GetVariable(
- L"MyVar",
- &mFormSetGuid,
- NULL,
- &MyVarSize,
- &MyVar
- );
- ASSERT_EFI_ERROR (Status);
- DEBUG ((DEBUG_INFO, "EfiVarstore question: Tall value is %d with value width %d\n", MyVar, MyVarSize));
default:
+ Status = EFI_UNSUPPORTED;
break;
}
|