EFI_STATUS
CreateDefaultOpCode (
IN EFI_IFR_TYPE_VALUE *Value,
IN UINT8 Type,
IN OUT EFI_HII_UPDATE_DATA *Data
)
{
EFI_IFR_DEFAULT Default;
UINT8 *LocalBuffer;
ASSERT (Data != NULL && Data->Data != NULL);
if ((Value == NULL) || !IsValidValueType (Type)) {
return EFI_INVALID_PARAMETER;
}
if (Data->Offset + sizeof (EFI_IFR_DEFAULT) > Data->BufferSize) {
return EFI_BUFFER_TOO_SMALL;
}
Default.Header.OpCode = EFI_IFR_DEFAULT_OP;
Default.Header.Length = (UINT8) sizeof (EFI_IFR_DEFAULT);
Default.Header.Scope = 0;
Default.Type = Type;
Default.DefaultId = EFI_HII_DEFAULT_CLASS_STANDARD;
EfiCopyMem (&Default.Value, Value, sizeof(EFI_IFR_TYPE_VALUE));
LocalBuffer = (UINT8 *) Data->Data + Data->Offset;
EfiCopyMem (LocalBuffer, &Default, sizeof (EFI_IFR_DEFAULT));
Data->Offset += sizeof (EFI_IFR_DEFAULT);
return EFI_SUCCESS;
}
EFI_STATUS
CreateBannerOpCode (
IN EFI_STRING_ID Title,
IN UINT16 LineNumber,
IN UINT8 Alignment,
IN OUT EFI_HII_UPDATE_DATA *Data
)
{
EFI_IFR_GUID_BANNER Banner;
UINT8 *LocalBuffer;
ASSERT (Data != NULL && Data->Data != NULL);
if (Data->Offset + sizeof (EFI_IFR_GUID_BANNER) > Data->BufferSize) {
return EFI_BUFFER_TOO_SMALL;
}
Banner.Header.OpCode = EFI_IFR_GUID_OP;
Banner.Header.Length = (UINT8) sizeof (EFI_IFR_GUID_BANNER);
Banner.Header.Scope = 0;
EfiCopyMem (&Banner.Guid, &mIfrVendorGuid, sizeof (EFI_IFR_GUID));
Banner.ExtendOpCode = EFI_IFR_EXTEND_OP_BANNER;
Banner.Title = Title;
Banner.LineNumber = LineNumber;
Banner.Alignment = Alignment;
LocalBuffer = (UINT8 *) Data->Data + Data->Offset;
EfiCopyMem (LocalBuffer, &Banner, sizeof (EFI_IFR_GUID_BANNER));
Data->Offset += sizeof (EFI_IFR_GUID_BANNER);
return EFI_SUCCESS;
}
EFI_STATUS
CreateTextOpCode (
IN EFI_STRING_ID Prompt,
IN EFI_STRING_ID Help,
IN EFI_STRING_ID TextTwo,
IN OUT EFI_HII_UPDATE_DATA *Data
)
{
EFI_IFR_TEXT Text;
UINT8 *LocalBuffer;
ASSERT (Data != NULL && Data->Data != NULL);
if (Data->Offset + sizeof (EFI_IFR_TEXT) > Data->BufferSize) {
return EFI_BUFFER_TOO_SMALL;
}
Text.Header.OpCode = EFI_IFR_TEXT_OP;
Text.Header.Length = (UINT8) sizeof (EFI_IFR_TEXT);
Text.Header.Scope = 0;
Text.Statement.Prompt = Prompt;
Text.Statement.Help = Help;
Text.TextTwo = TextTwo;
LocalBuffer = (UINT8 *) Data->Data + Data->Offset;
EfiCopyMem (LocalBuffer, &Text, sizeof (EFI_IFR_TEXT));
Data->Offset += sizeof (EFI_IFR_TEXT);
return EFI_SUCCESS;
}
EFI_STATUS
CreateSubTitleOpCode (
IN EFI_STRING_ID Prompt,
IN EFI_STRING_ID Help,
IN UINT8 Flags,
IN UINT8 Scope,
IN OUT EFI_HII_UPDATE_DATA *Data
)
{
EFI_IFR_SUBTITLE Subtitle;
UINT8 *LocalBuffer;
ASSERT (Data != NULL && Data->Data != NULL);
if (Data->Offset + sizeof (EFI_IFR_SUBTITLE) > Data->BufferSize) {
return EFI_BUFFER_TOO_SMALL;
}
Subtitle.Header.OpCode = EFI_IFR_SUBTITLE_OP;
Subtitle.Header.Length = (UINT8) sizeof (EFI_IFR_SUBTITLE);
Subtitle.Header.Scope = Scope;
Subtitle.Statement.Prompt = Prompt;
Subtitle.Statement.Help = Help;
Subtitle.Flags = Flags;
LocalBuffer = (UINT8 *) Data->Data + Data->Offset;
EfiCopyMem (LocalBuffer, &Subtitle, sizeof (EFI_IFR_SUBTITLE));
Data->Offset += sizeof (EFI_IFR_SUBTITLE);
return EFI_SUCCESS;
}
EFI_GUID *
StslGuidsDuplicate (
IN EFI_GUID *Guids
)
{
EFI_STATUS Status;
UINTN NoGuids;
EFI_GUID *Guid;
EFI_GUID *Buffer;
if (Guids == NULL) {
return NULL;
}
NoGuids = 0;
Guid = Guids;
while (EfiCompareMem (Guid, &gEfiNullGuid, sizeof(EFI_GUID)) != 0) {
NoGuids ++;
Guid ++;
}
Status = gBS->AllocatePool (
EfiBootServicesData,
(NoGuids + 1) * sizeof(EFI_GUID),
&Buffer
);
if (EFI_ERROR (Status)) {
return NULL;
}
EfiCopyMem (Buffer, Guids, (NoGuids + 1) * sizeof(EFI_GUID));
return Buffer;
}
EFI_STATUS
CreateSubTitleOpCode (
IN STRING_REF StringToken,
IN OUT VOID *FormBuffer
)
/*++
Routine Description:
Create a SubTitle opcode independent of string creation
This is used primarily by users who need to create just one particular valid op-code and the string
data will be assumed to exist in the HiiDatabase already. (Useful when exporting op-codes at a label
location to pre-defined forms in HII)
Arguments:
StringToken - StringToken of the subtitle
FormBuffer - Output of subtitle as a form
Returns:
EFI_SUCCESS - Subtitle created to be a form
--*/
{
EFI_IFR_SUBTITLE Subtitle;
Subtitle.Header.OpCode = EFI_IFR_SUBTITLE_OP;
Subtitle.Header.Length = sizeof (EFI_IFR_SUBTITLE);
Subtitle.SubTitle = StringToken;
EfiCopyMem (FormBuffer, &Subtitle, sizeof (EFI_IFR_SUBTITLE));
return EFI_SUCCESS;
}
VOID
UpdateOrderPage (
IN UINT16 UpdatePageId,
IN BM_MENU_OPTION *OptionMenu,
IN BMM_CALLBACK_DATA *CallbackData
)
{
BM_MENU_ENTRY *NewMenuEntry;
UINT16 Index;
IFR_OPTION *IfrOptionList;
CallbackData->BmmAskSaveOrNot = TRUE;
UpdatePageStart (CallbackData);
CreateMenuStringToken (CallbackData, CallbackData->BmmHiiHandle, OptionMenu);
EfiZeroMem (CallbackData->BmmFakeNvData.OptionOrder, 100);
IfrOptionList = EfiAllocateZeroPool (sizeof (IFR_OPTION) * OptionMenu->MenuNumber);
if (NULL == IfrOptionList) {
return ;
}
for (Index = 0; Index < OptionMenu->MenuNumber; Index++) {
NewMenuEntry = BOpt_GetMenuEntry (OptionMenu, Index);
IfrOptionList[Index].StringToken = NewMenuEntry->DisplayStringToken;
IfrOptionList[Index].Value.u8 = (UINT8) (NewMenuEntry->OptionNumber + 1);
IfrOptionList[Index].Flags = 0;
CallbackData->BmmFakeNvData.OptionOrder[Index] = IfrOptionList[Index].Value.u8;
}
if (OptionMenu->MenuNumber > 0) {
CreateOrderedListOpCode (
OPTION_ORDER_QUESTION_ID,
VARSTORE_ID_BOOT_MAINT,
OPTION_ORDER_VAR_OFFSET,
STRING_TOKEN (STR_CHANGE_ORDER),
STRING_TOKEN (STR_CHANGE_ORDER),
0,
0,
EFI_IFR_NUMERIC_SIZE_1,
100,
IfrOptionList,
OptionMenu->MenuNumber,
&gUpdateData
);
}
SafeFreePool (IfrOptionList);
UpdatePageEnd (CallbackData);
EfiCopyMem (
CallbackData->BmmOldFakeNVData.OptionOrder,
CallbackData->BmmFakeNvData.OptionOrder,
100
);
}
EFI_STATUS
CreateOrderedListOpCode (
IN EFI_QUESTION_ID QuestionId,
IN EFI_VARSTORE_ID VarStoreId,
IN UINT16 VarOffset,
IN EFI_STRING_ID Prompt,
IN EFI_STRING_ID Help,
IN UINT8 QuestionFlags,
IN UINT8 OrderedListFlags,
IN UINT8 DataType,
IN UINT8 MaxContainers,
IN IFR_OPTION *OptionsList,
IN UINTN OptionCount,
IN OUT EFI_HII_UPDATE_DATA *Data
)
{
UINTN Length;
EFI_IFR_ORDERED_LIST OrderedList;
UINT8 *LocalBuffer;
ASSERT (Data != NULL && Data->Data != NULL);
if (!IsValidQuestionFlags (QuestionFlags) ||
((OptionCount != 0) && (OptionsList == NULL))) {
return EFI_INVALID_PARAMETER;
}
if ((OrderedListFlags & (~(EFI_IFR_UNIQUE_SET | EFI_IFR_NO_EMPTY_SET))) != 0) {
return EFI_INVALID_PARAMETER;
}
Length = sizeof (EFI_IFR_ORDERED_LIST) + OptionCount * sizeof (EFI_IFR_ONE_OF_OPTION) + sizeof (EFI_IFR_END);
if (Data->Offset + Length > Data->BufferSize) {
return EFI_BUFFER_TOO_SMALL;
}
OrderedList.Header.OpCode = EFI_IFR_ORDERED_LIST_OP;
OrderedList.Header.Length = (UINT8) sizeof (EFI_IFR_ORDERED_LIST);
OrderedList.Header.Scope = 1;
OrderedList.Question.Header.Prompt = Prompt;
OrderedList.Question.Header.Help = Help;
OrderedList.Question.QuestionId = QuestionId;
OrderedList.Question.VarStoreId = VarStoreId;
OrderedList.Question.VarStoreInfo.VarOffset = VarOffset;
OrderedList.Question.Flags = QuestionFlags;
OrderedList.MaxContainers = MaxContainers;
OrderedList.Flags = OrderedListFlags;
LocalBuffer = (UINT8 *) Data->Data + Data->Offset;
EfiCopyMem (LocalBuffer, &OrderedList, sizeof (EFI_IFR_ORDERED_LIST));
Data->Offset += sizeof (EFI_IFR_ORDERED_LIST);
CreateOneOfOptionOpCode (OptionCount, OptionsList, DataType, Data);
CreateEndOpCode (Data);
return EFI_SUCCESS;
}
EFI_STATUS
InitWorkSpaceHeader (
IN EFI_FAULT_TOLERANT_WORKING_BLOCK_HEADER *WorkingHeader
)
/*++
Routine Description:
Initialize a work space when there is no work space.
Arguments:
WorkingHeader - Pointer of working block header
Returns:
EFI_SUCCESS - The function completed successfully
EFI_ABORTED - The function could not complete successfully.
--*/
{
EFI_STATUS Status;
ASSERT (WorkingHeader != NULL);
//
// Here using gEfiSystemNvDataFvGuid as the signature.
//
EfiCopyMem (
&WorkingHeader->Signature,
&gEfiSystemNvDataFvGuid,
sizeof (EFI_GUID)
);
WorkingHeader->WriteQueueSize = FTW_WORKING_QUEUE_SIZE;
//
// Crc is calculated with all the fields except Crc and STATE
//
WorkingHeader->WorkingBlockValid = FTW_ERASE_POLARITY;
WorkingHeader->WorkingBlockInvalid = FTW_ERASE_POLARITY;
EfiSetMem (&WorkingHeader->Crc, sizeof (UINT32), FTW_ERASED_BYTE);
//
// Calculate the CRC value
//
Status = gBS->CalculateCrc32 (
(UINT8 *) WorkingHeader,
sizeof (EFI_FAULT_TOLERANT_WORKING_BLOCK_HEADER),
&WorkingHeader->Crc
);
ASSERT_EFI_ERROR (Status);
//
// Restore the WorkingBlockValid flag to VALID state
//
WorkingHeader->WorkingBlockValid = FTW_VALID_STATE;
WorkingHeader->WorkingBlockInvalid = FTW_INVALID_STATE;
return EFI_SUCCESS;
}
STATIC
VOID
MD5Transform (
IN MD5_CTX *Md5Ctx
)
/*++
Routine Description:
GC_TODO: Add function description
Arguments:
Md5Ctx - GC_TODO: add argument description
Returns:
GC_TODO: add return values
--*/
{
UINT32 i;
UINT32 j;
UINT32 S[MD5_HASHSIZE >> 2];
UINT32 *X;
UINT32 k;
UINT32 t;
X = (UINT32 *) Md5Ctx->M;
//
// Copy MD5 states to S
//
EfiCopyMem (S, Md5Ctx->States, MD5_HASHSIZE);
t = 0;
for (i = 0; i < 4; i++) {
k = MD5_K[i][0];
for (j = 16; j > 0; j--) {
SA += (*MD5_F[i]) (SB, SC, SD) + X[k] + MD5_T[t];
SA = ROTATE_LEFT (SA, MD5_S[i][j & 3]);
SA += SB;
k += MD5_K[i][1];
k &= 15;
t++;
}
}
for (i = 0; i < 4; i++) {
Md5Ctx->States[i] += S[i];
}
}
EFI_STATUS
CreateBannerOpCode (
IN UINT16 Title,
IN UINT16 LineNumber,
IN UINT8 Alignment,
IN OUT VOID *FormBuffer
)
/*++
Routine Description:
Create a banner opcode. This is primarily used by the FrontPage implementation from BDS.
Arguments:
Title - Title of the banner
LineNumber - LineNumber of the banner
Alignment - Alignment of the banner
FormBuffer - Output of banner as a form
Returns:
EFI_SUCCESS - Banner created to be a form.
--*/
{
EFI_IFR_BANNER Banner;
Banner.Header.OpCode = EFI_IFR_BANNER_OP;
Banner.Header.Length = sizeof (EFI_IFR_BANNER);
EfiCopyMem (&Banner.Title, &Title, sizeof (UINT16));
EfiCopyMem (&Banner.LineNumber, &LineNumber, sizeof (UINT16));
Banner.Alignment = Alignment;
EfiCopyMem (FormBuffer, &Banner, sizeof (EFI_IFR_BANNER));
return EFI_SUCCESS;
}
EFI_STATUS
CreateTextOpCode (
IN STRING_REF StringToken,
IN STRING_REF StringTokenTwo,
IN STRING_REF StringTokenThree,
IN UINT8 Flags,
IN UINT16 Key,
IN OUT VOID *FormBuffer
)
/*++
Routine Description:
Create a Text opcode independent of string creation
This is used primarily by users who need to create just one particular valid op-code and the string
data will be assumed to exist in the HiiDatabase already. (Useful when exporting op-codes at a label
location to pre-defined forms in HII)
Arguments:
StringToken - First string token of the text
StringTokenTwo - Second string token of the text
StringTokenThree - Help string token of the text
Flags - Flag of the text
Key - Key of the text
FormBuffer - Output of text as a form
Returns:
EFI_SUCCESS - Text created to be a form
--*/
{
EFI_IFR_TEXT Text;
Text.Header.OpCode = EFI_IFR_TEXT_OP;
Text.Header.Length = sizeof (EFI_IFR_TEXT);
Text.Text = StringToken;
Text.TextTwo = StringTokenTwo;
Text.Help = StringTokenThree;
Text.Flags = Flags;
Text.Key = Key;
EfiCopyMem (FormBuffer, &Text, sizeof (EFI_IFR_TEXT));
return EFI_SUCCESS;
}
EFI_STATUS
CreateOneOfOpCode (
IN EFI_QUESTION_ID QuestionId,
IN EFI_VARSTORE_ID VarStoreId,
IN UINT16 VarOffset,
IN EFI_STRING_ID Prompt,
IN EFI_STRING_ID Help,
IN UINT8 QuestionFlags,
IN UINT8 OneOfFlags,
IN IFR_OPTION *OptionsList,
IN UINTN OptionCount,
IN OUT EFI_HII_UPDATE_DATA *Data
)
{
UINTN Length;
EFI_IFR_ONE_OF OneOf;
UINT8 *LocalBuffer;
ASSERT (Data != NULL && Data->Data != NULL);
if (!IsValidNumricFlags (OneOfFlags) ||
!IsValidQuestionFlags (QuestionFlags) ||
((OptionCount != 0) && (OptionsList == NULL))) {
return EFI_INVALID_PARAMETER;
}
Length = sizeof (EFI_IFR_ONE_OF) + OptionCount * sizeof (EFI_IFR_ONE_OF_OPTION) + sizeof (EFI_IFR_END);
if (Data->Offset + Length > Data->BufferSize) {
return EFI_BUFFER_TOO_SMALL;
}
OneOf.Header.OpCode = EFI_IFR_ONE_OF_OP;
OneOf.Header.Length = (UINT8) sizeof (EFI_IFR_ONE_OF);
OneOf.Header.Scope = 1;
OneOf.Question.Header.Prompt = Prompt;
OneOf.Question.Header.Help = Help;
OneOf.Question.QuestionId = QuestionId;
OneOf.Question.VarStoreId = VarStoreId;
OneOf.Question.VarStoreInfo.VarOffset = VarOffset;
OneOf.Question.Flags = QuestionFlags;
OneOf.Flags = OneOfFlags;
EfiZeroMem ((VOID *) &OneOf.data, sizeof (MINMAXSTEP_DATA));
LocalBuffer = (UINT8 *) Data->Data + Data->Offset;
EfiCopyMem (LocalBuffer, &OneOf, sizeof (EFI_IFR_ONE_OF));
Data->Offset += sizeof (EFI_IFR_ONE_OF);
CreateOneOfOptionOpCode (OptionCount, OptionsList, (UINT8)(OneOfFlags & EFI_IFR_NUMERIC_SIZE), Data);
CreateEndOpCode (Data);
return EFI_SUCCESS;
}
EFI_STATUS
CreateGotoOpCode (
IN UINT16 FormId,
IN STRING_REF StringToken,
IN STRING_REF StringTokenTwo,
IN UINT8 Flags,
IN UINT16 Key,
IN OUT VOID *FormBuffer
)
/*++
Routine Description:
Create a hyperlink opcode independent of string creation
This is used primarily by users who need to create just one particular valid op-code and the string
data will be assumed to exist in the HiiDatabase already. (Useful when exporting op-codes at a label
location to pre-defined forms in HII)
Arguments:
FormId - Form ID of the hyperlink
StringToken - Prompt string token of the hyperlink
StringTokenTwo - Help string token of the hyperlink
Flags - Flags of the hyperlink
Key - Key of the hyperlink
FormBuffer - Output of hyperlink as a form
Returns:
EFI_SUCCESS - Hyperlink created to be a form
--*/
{
EFI_IFR_REF Hyperlink;
Hyperlink.Header.OpCode = EFI_IFR_REF_OP;
Hyperlink.Header.Length = sizeof (EFI_IFR_REF);
Hyperlink.FormId = FormId;
Hyperlink.Prompt = StringToken;
Hyperlink.Help = StringTokenTwo;
Hyperlink.Key = Key;
Hyperlink.Flags = Flags;
EfiCopyMem (FormBuffer, &Hyperlink, sizeof (EFI_IFR_REF));
return EFI_SUCCESS;
}
STATIC
VOID
MD5UpdateBlock (
IN MD5_CTX *Md5Ctx,
IN CONST UINT8 *Data,
IN UINTN DataLen
)
/*++
Routine Description:
GC_TODO: Add function description
Arguments:
Md5Ctx - GC_TODO: add argument description
Data - GC_TODO: add argument description
DataLen - GC_TODO: add argument description
Returns:
GC_TODO: add return values
--*/
{
UINTN Limit;
for (Limit = 64 - Md5Ctx->Count; DataLen >= 64 - Md5Ctx->Count; Limit = 64) {
EfiCopyMem (Md5Ctx->M + Md5Ctx->Count, (VOID *)Data, Limit);
MD5Transform (Md5Ctx);
Md5Ctx->Count = 0;
Data += Limit;
DataLen -= Limit;
}
EfiCopyMem (Md5Ctx->M + Md5Ctx->Count, (VOID *)Data, DataLen);
Md5Ctx->Count += DataLen;
}
EFI_DEVICE_PATH_PROTOCOL *
DevicePathInstanceDup (
IN EFI_DEVICE_PATH_PROTOCOL *DevPath
)
/*++
Routine Description:
Function creates a device path data structure that identically matches the
device path passed in.
Arguments:
DevPath - A pointer to a device path data structure.
Returns:
The new copy of DevPath is created to identically match the input.
Otherwise, NULL is returned.
--*/
{
EFI_DEVICE_PATH_PROTOCOL *NewDevPath;
EFI_DEVICE_PATH_PROTOCOL *DevicePathInst;
EFI_DEVICE_PATH_PROTOCOL *Temp;
UINT8 *Ptr;
UINTN Size;
//
// get the size of an instance from the input
//
Temp = DevPath;
DevicePathInst = EfiDevicePathInstance (&Temp, &Size);
//
// Make a copy and set proper end type
//
NewDevPath = NULL;
if (Size) {
NewDevPath = EfiAllocateZeroPool (Size);
ASSERT (NewDevPath != NULL);
}
if (NewDevPath) {
EfiCopyMem (NewDevPath, DevicePathInst, Size);
Ptr = (UINT8 *) NewDevPath;
Ptr += Size - sizeof (EFI_DEVICE_PATH_PROTOCOL);
Temp = (EFI_DEVICE_PATH_PROTOCOL *) Ptr;
SetDevicePathEndNode (Temp);
}
return NewDevPath;
}
EFI_STATUS
MD5Final (
IN MD5_CTX *Md5Ctx,
OUT UINT8 *HashVal
)
/*++
Routine Description:
GC_TODO: Add function description
Arguments:
Md5Ctx - GC_TODO: add argument description
HashVal - GC_TODO: add argument description
Returns:
EFI_SUCCESS - GC_TODO: Add description for return value
--*/
{
UINTN PadLength;
if (Md5Ctx->Status == EFI_ALREADY_STARTED) {
//
// Store Hashed value & Zeroize sensitive context information.
//
EfiCopyMem (HashVal, (UINT8 *) Md5Ctx->States, MD5_HASHSIZE);
EfiZeroMem ((UINT8 *)Md5Ctx, sizeof (*Md5Ctx));
return EFI_SUCCESS;
}
if (EFI_ERROR (Md5Ctx->Status)) {
return Md5Ctx->Status;
}
PadLength = Md5Ctx->Count >= 56 ? 120 : 56;
PadLength -= Md5Ctx->Count;
MD5UpdateBlock (Md5Ctx, Md5HashPadding, PadLength);
Md5Ctx->Length = LShiftU64 (Md5Ctx->Length, 3);
MD5UpdateBlock (Md5Ctx, (CONST UINT8 *) &Md5Ctx->Length, 8);
EfiZeroMem (Md5Ctx->M, sizeof (Md5Ctx->M));
Md5Ctx->Length = 0;
Md5Ctx->Status = EFI_ALREADY_STARTED;
return MD5Final (Md5Ctx, HashVal);
}
EFI_STATUS
EFIAPI
AmdAddFchInjEntry (
IN OUT EINJ_INSTRUCTION_ENTRY *EntryPtr
)
{
EFI_STATUS Status;
UINT16 SwSmiCmdAddress;
Status = EFI_SUCCESS;
SwSmiCmdAddress = ACPIMMIO16 (ACPI_MMIO_BASE + PMIO_BASE + FCH_PMIOA_REG6A);
mAmdFchEinj.RegisterRegion.Address = (UINT64)SwSmiCmdAddress;
EfiCopyMem (EntryPtr, &mAmdFchEinj, sizeof (EINJ_INSTRUCTION_ENTRY));
return Status;
}
EFI_STATUS
PushStack (
IN OUT EFI_HII_VALUE **Stack,
IN OUT EFI_HII_VALUE **StackPtr,
IN OUT EFI_HII_VALUE **StackEnd,
IN EFI_HII_VALUE *Data
)
/*++
Routine Description:
Push an element onto the Boolean Stack
Arguments:
Stack - On input: old stack; On output: new stack
StackPtr - On input: old stack pointer; On output: new stack pointer
StackEnd - On input: old stack end; On output: new stack end
Data - Data to push.
Returns:
EFI_SUCCESS - Push stack success.
--*/
{
EFI_STATUS Status;
//
// Check for a stack overflow condition
//
if (*StackPtr >= *StackEnd) {
//
// Grow the stack
//
Status = GrowStack (Stack, StackPtr, StackEnd);
if (EFI_ERROR (Status)) {
return Status;
}
}
//
// Push the item onto the stack
//
EfiCopyMem (*StackPtr, Data, sizeof (EFI_HII_VALUE));
*StackPtr = *StackPtr + 1;
return EFI_SUCCESS;
}
EFI_STATUS
CreateStringOpCode (
IN EFI_QUESTION_ID QuestionId,
IN EFI_VARSTORE_ID VarStoreId,
IN UINT16 VarOffset,
IN EFI_STRING_ID Prompt,
IN EFI_STRING_ID Help,
IN UINT8 QuestionFlags,
IN UINT8 StringFlags,
IN UINT8 MinSize,
IN UINT8 MaxSize,
IN OUT EFI_HII_UPDATE_DATA *Data
)
{
EFI_IFR_STRING String;
UINT8 *LocalBuffer;
ASSERT (Data != NULL && Data->Data != NULL);
if (!IsValidQuestionFlags (QuestionFlags) || (StringFlags & (~EFI_IFR_STRING_MULTI_LINE))) {
return EFI_INVALID_PARAMETER;
}
if (Data->Offset + sizeof (EFI_IFR_STRING) > Data->BufferSize) {
return EFI_BUFFER_TOO_SMALL;
}
String.Header.OpCode = EFI_IFR_STRING_OP;
String.Header.Length = (UINT8) sizeof (EFI_IFR_STRING);
String.Header.Scope = 0;
String.Question.Header.Prompt = Prompt;
String.Question.Header.Help = Help;
String.Question.QuestionId = QuestionId;
String.Question.VarStoreId = VarStoreId;
String.Question.VarStoreInfo.VarOffset = VarOffset;
String.Question.Flags = QuestionFlags;
String.MinSize = MinSize;
String.MaxSize = MaxSize;
String.Flags = StringFlags;
LocalBuffer = (UINT8 *) Data->Data + Data->Offset;
EfiCopyMem (LocalBuffer, &String, sizeof (EFI_IFR_STRING));
Data->Offset += sizeof (EFI_IFR_STRING);
return EFI_SUCCESS;
}
EFI_STATUS
CreateCheckBoxOpCode (
IN EFI_QUESTION_ID QuestionId,
IN EFI_VARSTORE_ID VarStoreId,
IN UINT16 VarOffset,
IN EFI_STRING_ID Prompt,
IN EFI_STRING_ID Help,
IN UINT8 QuestionFlags,
IN UINT8 CheckBoxFlags,
IN OUT EFI_HII_UPDATE_DATA *Data
)
{
EFI_IFR_CHECKBOX CheckBox;
UINT8 *LocalBuffer;
ASSERT (Data != NULL && Data->Data != NULL);
if (!IsValidQuestionFlags (QuestionFlags) || !IsValidCheckboxFlags (CheckBoxFlags)) {
return EFI_INVALID_PARAMETER;
}
if (Data->Offset + sizeof (EFI_IFR_CHECKBOX) > Data->BufferSize) {
return EFI_BUFFER_TOO_SMALL;
}
CheckBox.Header.OpCode = EFI_IFR_CHECKBOX_OP;
CheckBox.Header.Length = (UINT8) sizeof (EFI_IFR_CHECKBOX);
CheckBox.Header.Scope = 0;
CheckBox.Question.QuestionId = QuestionId;
CheckBox.Question.VarStoreId = VarStoreId;
CheckBox.Question.VarStoreInfo.VarOffset = VarOffset;
CheckBox.Question.Header.Prompt = Prompt;
CheckBox.Question.Header.Help = Help;
CheckBox.Question.Flags = QuestionFlags;
CheckBox.Flags = CheckBoxFlags;
LocalBuffer = (UINT8 *) Data->Data + Data->Offset;
EfiCopyMem (LocalBuffer, &CheckBox, sizeof (EFI_IFR_CHECKBOX));
Data->Offset += sizeof (EFI_IFR_CHECKBOX);
return EFI_SUCCESS;
}
EFI_STATUS
CreateActionOpCode (
IN EFI_QUESTION_ID QuestionId,
IN EFI_STRING_ID Prompt,
IN EFI_STRING_ID Help,
IN UINT8 QuestionFlags,
IN EFI_STRING_ID QuestionConfig,
IN OUT EFI_HII_UPDATE_DATA *Data
)
{
EFI_IFR_ACTION Action;
UINT8 *LocalBuffer;
ASSERT (Data != NULL && Data->Data != NULL);
if (!IsValidQuestionFlags (QuestionFlags)) {
return EFI_INVALID_PARAMETER;
}
if (Data->Offset + sizeof (EFI_IFR_ACTION) > Data->BufferSize) {
return EFI_BUFFER_TOO_SMALL;
}
Action.Header.OpCode = EFI_IFR_ACTION_OP;
Action.Header.Length = (UINT8) sizeof (EFI_IFR_ACTION);
Action.Header.Scope = 0;
Action.Question.QuestionId = QuestionId;
Action.Question.Header.Prompt = Prompt;
Action.Question.Header.Help = Help;
Action.Question.VarStoreId = INVALID_VARSTORE_ID;
Action.Question.Flags = QuestionFlags;
Action.QuestionConfig = QuestionConfig;
LocalBuffer = (UINT8 *) Data->Data + Data->Offset;
EfiCopyMem (LocalBuffer, &Action, sizeof (EFI_IFR_ACTION));
Data->Offset += sizeof (EFI_IFR_ACTION);
return EFI_SUCCESS;
}
EFI_STATUS
CreateOneOfOptionOpCode (
IN UINTN OptionCount,
IN IFR_OPTION *OptionsList,
IN UINT8 Type,
IN OUT EFI_HII_UPDATE_DATA *Data
)
{
UINTN Index;
UINT8 *LocalBuffer;
EFI_IFR_ONE_OF_OPTION OneOfOption;
ASSERT (Data != NULL && Data->Data != NULL);
if ((OptionCount != 0) && (OptionsList == NULL)) {
return EFI_INVALID_PARAMETER;
}
if (Data->Offset + OptionCount * sizeof (EFI_IFR_ONE_OF_OPTION) > Data->BufferSize) {
return EFI_BUFFER_TOO_SMALL;
}
for (Index = 0; Index < OptionCount; Index++) {
OneOfOption.Header.OpCode = EFI_IFR_ONE_OF_OPTION_OP;
OneOfOption.Header.Length = (UINT8) sizeof (EFI_IFR_ONE_OF_OPTION);
OneOfOption.Header.Scope = 0;
OneOfOption.Option = OptionsList[Index].StringToken;
OneOfOption.Value = OptionsList[Index].Value;
OneOfOption.Flags = (UINT8)(OptionsList[Index].Flags & (EFI_IFR_OPTION_DEFAULT | EFI_IFR_OPTION_DEFAULT_MFG));
OneOfOption.Type = Type;
LocalBuffer = (UINT8 *) Data->Data + Data->Offset;
EfiCopyMem (LocalBuffer, &OneOfOption, sizeof (EFI_IFR_ONE_OF_OPTION));
Data->Offset += sizeof (EFI_IFR_ONE_OF_OPTION);
}
return EFI_SUCCESS;
}
EFI_STATUS
CreateGotoOpCode (
IN EFI_FORM_ID FormId,
IN EFI_STRING_ID Prompt,
IN EFI_STRING_ID Help,
IN UINT8 QuestionFlags,
IN EFI_QUESTION_ID QuestionId,
IN OUT EFI_HII_UPDATE_DATA *Data
)
{
EFI_IFR_REF Goto;
UINT8 *LocalBuffer;
ASSERT (Data != NULL && Data->Data != NULL);
if (!IsValidQuestionFlags (QuestionFlags)) {
return EFI_INVALID_PARAMETER;
}
if (Data->Offset + sizeof (EFI_IFR_REF) > Data->BufferSize) {
return EFI_BUFFER_TOO_SMALL;
}
Goto.Header.OpCode = EFI_IFR_REF_OP;
Goto.Header.Length = (UINT8) sizeof (EFI_IFR_REF);
Goto.Header.Scope = 0;
Goto.Question.Header.Prompt = Prompt;
Goto.Question.Header.Help = Help;
Goto.Question.VarStoreId = INVALID_VARSTORE_ID;
Goto.Question.QuestionId = QuestionId;
Goto.Question.Flags = QuestionFlags;
Goto.FormId = FormId;
LocalBuffer = (UINT8 *) Data->Data + Data->Offset;
EfiCopyMem (LocalBuffer, &Goto, sizeof (EFI_IFR_REF));
Data->Offset += sizeof (EFI_IFR_REF);
return EFI_SUCCESS;
}
STATIC
EFI_STATUS
EFIAPI
WinNtGopSimpleTextInReadKeyStroke (
IN EFI_SIMPLE_TEXT_IN_PROTOCOL *This,
OUT EFI_INPUT_KEY *Key
)
/*++
Routine Description:
TODO: Add function description
Arguments:
This - TODO: add argument description
Key - TODO: add argument description
Returns:
TODO: add return values
--*/
{
GOP_PRIVATE_DATA *Private;
EFI_STATUS Status;
EFI_KEY_DATA KeyData;
Private = GOP_PRIVATE_DATA_FROM_TEXT_IN_THIS (This);
Status = GopPrivateReadKeyStrokeWorker (Private, &KeyData);
if (EFI_ERROR (Status)) {
return Status;
}
EfiCopyMem (Key, &KeyData.Key, sizeof (EFI_INPUT_KEY));
return EFI_SUCCESS;
}
EFI_STATUS
PopStack (
IN OUT EFI_HII_VALUE **Stack,
IN OUT EFI_HII_VALUE **StackPtr,
IN OUT EFI_HII_VALUE **StackEnd,
OUT EFI_HII_VALUE *Data
)
/*++
Routine Description:
Pop an element from the stack.
Arguments:
Stack - On input: old stack; On output: new stack
StackPtr - On input: old stack pointer; On output: new stack pointer
StackEnd - On input: old stack end; On output: new stack end
Data - Data to pop.
Returns:
EFI_SUCCESS - The value was popped onto the stack.
EFI_ACCESS_DENIED - The pop operation underflowed the stack
--*/
{
//
// Check for a stack underflow condition
//
if (*StackPtr == *Stack) {
return EFI_ACCESS_DENIED;
}
//
// Pop the item off the stack
//
*StackPtr = *StackPtr - 1;
EfiCopyMem (Data, *StackPtr, sizeof (EFI_HII_VALUE));
return EFI_SUCCESS;
}
EFI_STATUS
CreateEndOpCode (
IN OUT EFI_HII_UPDATE_DATA *Data
)
{
EFI_IFR_END End;
UINT8 *LocalBuffer;
ASSERT (Data != NULL && Data->Data != NULL);
if (Data->Offset + sizeof (EFI_IFR_END) > Data->BufferSize) {
return EFI_BUFFER_TOO_SMALL;
}
End.Header.Length = (UINT8) sizeof (EFI_IFR_END);
End.Header.OpCode = EFI_IFR_END_OP;
End.Header.Scope = 0;
LocalBuffer = (UINT8 *) Data->Data + Data->Offset;
EfiCopyMem (LocalBuffer, &End, sizeof (EFI_IFR_END));
Data->Offset += sizeof (EFI_IFR_END);
return EFI_SUCCESS;
}
VOID
WriteBootToOsPerformanceData (
VOID
)
/*++
Routine Description:
Allocates a block of memory and writes performance data of booting to OS into it.
Arguments:
None
Returns:
None
--*/
{
EFI_STATUS Status;
EFI_CPU_ARCH_PROTOCOL *Cpu;
EFI_PERFORMANCE_PROTOCOL *DrvPerf;
UINT32 mAcpiLowMemoryLength;
UINT32 LimitCount;
EFI_PERF_HEADER mPerfHeader;
EFI_PERF_DATA mPerfData;
EFI_GAUGE_DATA *DumpData;
EFI_HANDLE *Handles;
UINTN NoHandles;
UINT8 *Ptr;
UINT8 *PdbFileName;
UINT32 mIndex;
UINT64 Ticker;
UINT64 Freq;
UINT32 Duration;
UINT64 CurrentTicker;
UINT64 TimerPeriod;
//
// Retrive time stamp count as early as possilbe
//
Ticker = EfiReadTsc ();
//
// Get performance architecture protocol
//
Status = gBS->LocateProtocol (
&gEfiPerformanceProtocolGuid,
NULL,
&DrvPerf
);
if (EFI_ERROR (Status)) {
return ;
}
//
// Get CPU frequency
//
Status = gBS->LocateProtocol (
&gEfiCpuArchProtocolGuid,
NULL,
&Cpu
);
if (EFI_ERROR (Status)) {
return ;
}
//
// Get Cpu Frequency
//
Status = Cpu->GetTimerValue (Cpu, 0, &CurrentTicker, &TimerPeriod);
if (EFI_ERROR (Status)) {
return ;
}
//
// Put Detailed performance data into memory
//
Handles = NULL;
Status = gBS->LocateHandleBuffer (
AllHandles,
NULL,
NULL,
&NoHandles,
&Handles
);
if (EFI_ERROR (Status)) {
return ;
}
//
// Allocate a block of memory that contain performance data to OS
// if it is not allocated yet.
//
if (mAcpiLowMemoryBase == 0x0FFFFFFFF) {
Status = gBS->AllocatePages (
AllocateMaxAddress,
EfiReservedMemoryType,
4,
&mAcpiLowMemoryBase
);
if (EFI_ERROR (Status)) {
gBS->FreePool (Handles);
return ;
}
}
mAcpiLowMemoryLength = EFI_PAGES_TO_SIZE(4);
Ptr = (UINT8 *) ((UINT32) mAcpiLowMemoryBase + sizeof (EFI_PERF_HEADER));
LimitCount = (mAcpiLowMemoryLength - sizeof (EFI_PERF_HEADER)) / sizeof (EFI_PERF_DATA);
//
// Initialize performance data structure
//
EfiZeroMem (&mPerfHeader, sizeof (EFI_PERF_HEADER));
Freq = DivU64x32 (1000000000000, (UINTN) TimerPeriod, NULL);
mPerfHeader.CpuFreq = Freq;
//
// Record BDS raw performance data
//
mPerfHeader.BDSRaw = Ticker;
//
// Get DXE drivers performance
//
for (mIndex = 0; mIndex < NoHandles; mIndex++) {
Ticker = 0;
PdbFileName = NULL;
DumpData = DrvPerf->GetGauge (
DrvPerf, // Context
NULL, // Handle
NULL, // Token
NULL, // Host
NULL // PrecGauge
);
while (DumpData) {
if (DumpData->Handle == Handles[mIndex]) {
PdbFileName = &(DumpData->PdbFileName[0]);
if (DumpData->StartTick < DumpData->EndTick) {
Ticker += (DumpData->EndTick - DumpData->StartTick);
}
}
DumpData = DrvPerf->GetGauge (
DrvPerf, // Context
NULL, // Handle
NULL, // Token
NULL, // Host
DumpData // PrecGauge
);
}
Duration = (UINT32) DivU64x32 (
Ticker,
(UINT32) Freq,
NULL
);
if (Duration > 0) {
EfiZeroMem (&mPerfData, sizeof (EFI_PERF_DATA));
if (PdbFileName != NULL) {
EfiAsciiStrCpy (mPerfData.Token, PdbFileName);
}
mPerfData.Duration = Duration;
EfiCopyMem (Ptr, &mPerfData, sizeof (EFI_PERF_DATA));
Ptr += sizeof (EFI_PERF_DATA);
mPerfHeader.Count++;
if (mPerfHeader.Count == LimitCount) {
goto Done;
}
}
}
gBS->FreePool (Handles);
//
// Get inserted performance data
//
DumpData = DrvPerf->GetGauge (
DrvPerf, // Context
NULL, // Handle
NULL, // Token
NULL, // Host
NULL // PrecGauge
);
while (DumpData) {
if ((DumpData->Handle) || (DumpData->StartTick > DumpData->EndTick)) {
DumpData = DrvPerf->GetGauge (
DrvPerf, // Context
NULL, // Handle
NULL, // Token
NULL, // Host
DumpData // PrecGauge
);
continue;
}
EfiZeroMem (&mPerfData, sizeof (EFI_PERF_DATA));
ConvertChar16ToChar8 ((UINT8 *) mPerfData.Token, DumpData->Token);
mPerfData.Duration = (UINT32) DivU64x32 (
DumpData->EndTick - DumpData->StartTick,
(UINT32) Freq,
NULL
);
EfiCopyMem (Ptr, &mPerfData, sizeof (EFI_PERF_DATA));
Ptr += sizeof (EFI_PERF_DATA);
mPerfHeader.Count++;
if (mPerfHeader.Count == LimitCount) {
goto Done;
}
DumpData = DrvPerf->GetGauge (
DrvPerf, // Context
NULL, // Handle
NULL, // Token
NULL, // Host
DumpData // PrecGauge
);
}
Done:
mPerfHeader.Signiture = 0x66726550;
//
// Put performance data to memory
//
EfiCopyMem (
(UINTN *) (UINTN) mAcpiLowMemoryBase,
&mPerfHeader,
sizeof (EFI_PERF_HEADER)
);
gRT->SetVariable (
L"PerfDataMemAddr",
&gEfiGenericVariableGuid,
EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS,
sizeof (UINT32),
(VOID *) &mAcpiLowMemoryBase
);
return ;
}
EFI_STATUS
EFIAPI
WinNtGopSimpleTextInExRegisterKeyNotify (
IN EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *This,
IN EFI_KEY_DATA *KeyData,
IN EFI_KEY_NOTIFY_FUNCTION KeyNotificationFunction,
OUT EFI_HANDLE *NotifyHandle
)
/*++
Routine Description:
Register a notification function for a particular keystroke for the input device.
Arguments:
This - Protocol instance pointer.
KeyData - A pointer to a buffer that is filled in with the keystroke
information data for the key that was pressed.
KeyNotificationFunction - Points to the function to be called when the key
sequence is typed specified by KeyData.
NotifyHandle - Points to the unique handle assigned to the registered notification.
Returns:
EFI_SUCCESS - The notification function was registered successfully.
EFI_OUT_OF_RESOURCES - Unable to allocate resources for necesssary data structures.
EFI_INVALID_PARAMETER - KeyData or NotifyHandle is NULL.
--*/
{
EFI_STATUS Status;
GOP_PRIVATE_DATA *Private;
WIN_NT_GOP_SIMPLE_TEXTIN_EX_NOTIFY *CurrentNotify;
EFI_LIST_ENTRY *Link;
WIN_NT_GOP_SIMPLE_TEXTIN_EX_NOTIFY *NewNotify;
if (KeyData == NULL || NotifyHandle == NULL || KeyNotificationFunction == NULL) {
return EFI_INVALID_PARAMETER;
}
Private = GOP_PRIVATE_DATA_FROM_TEXT_IN_EX_THIS (This);
//
// Return EFI_SUCCESS if the (KeyData, NotificationFunction) is already registered.
//
for (Link = Private->NotifyList.ForwardLink; Link != &Private->NotifyList; Link = Link->ForwardLink) {
CurrentNotify = CR (
Link,
WIN_NT_GOP_SIMPLE_TEXTIN_EX_NOTIFY,
NotifyEntry,
WIN_NT_GOP_SIMPLE_TEXTIN_EX_NOTIFY_SIGNATURE
);
if (GopPrivateIsKeyRegistered (&CurrentNotify->KeyData, KeyData)) {
if (CurrentNotify->KeyNotificationFn == KeyNotificationFunction) {
*NotifyHandle = CurrentNotify->NotifyHandle;
return EFI_SUCCESS;
}
}
}
//
// Allocate resource to save the notification function
//
NewNotify = (WIN_NT_GOP_SIMPLE_TEXTIN_EX_NOTIFY *) EfiLibAllocateZeroPool (sizeof (WIN_NT_GOP_SIMPLE_TEXTIN_EX_NOTIFY));
if (NewNotify == NULL) {
return EFI_OUT_OF_RESOURCES;
}
NewNotify->Signature = WIN_NT_GOP_SIMPLE_TEXTIN_EX_NOTIFY_SIGNATURE;
NewNotify->KeyNotificationFn = KeyNotificationFunction;
EfiCopyMem (&NewNotify->KeyData, KeyData, sizeof (KeyData));
InsertTailList (&Private->NotifyList, &NewNotify->NotifyEntry);
//
// Use gSimpleTextInExNotifyGuid to get a valid EFI_HANDLE
//
Status = gBS->InstallMultipleProtocolInterfaces (
&NewNotify->NotifyHandle,
&gSimpleTextInExNotifyGuid,
NULL,
NULL
);
ASSERT_EFI_ERROR (Status);
*NotifyHandle = NewNotify->NotifyHandle;
return EFI_SUCCESS;
}
BOOLEAN
IsTerminalDevicePath (
IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,
OUT TYPE_OF_TERMINAL *Termi,
OUT UINTN *Com
)
/*++
Routine Description:
Test whether DevicePath is a valid Terminal
Arguments:
DevicePath - DevicePath to be checked
Termi - If is terminal, give its type
Com - If is Com Port, give its type
Returns:
TRUE - If DevicePath point to a Terminal
FALSE
--*/
{
UINT8 *Ptr;
BOOLEAN IsTerminal;
VENDOR_DEVICE_PATH *Vendor;
ACPI_HID_DEVICE_PATH *Acpi;
UINT32 Match;
EFI_GUID TempGuid;
IsTerminal = FALSE;
//
// Parse the Device Path, should be change later!!!
//
Ptr = (UINT8 *) DevicePath;
while (*Ptr != END_DEVICE_PATH_TYPE) {
Ptr++;
}
Ptr = Ptr - sizeof (VENDOR_DEVICE_PATH);
Vendor = (VENDOR_DEVICE_PATH *) Ptr;
//
// There are four kinds of Terminal types
// check to see whether this devicepath
// is one of that type
//
EfiCopyMem (&TempGuid, &Vendor->Guid, sizeof (EFI_GUID));
if (EfiCompareGuid (&TempGuid, &Guid[0])) {
*Termi = PC_ANSI;
IsTerminal = TRUE;
} else {
if (EfiCompareGuid (&TempGuid, &Guid[1])) {
*Termi = VT_100;
IsTerminal = TRUE;
} else {
if (EfiCompareGuid (&TempGuid, &Guid[2])) {
*Termi = VT_100_PLUS;
IsTerminal = TRUE;
} else {
if (EfiCompareGuid (&TempGuid, &Guid[3])) {
*Termi = VT_UTF8;
IsTerminal = TRUE;
} else {
IsTerminal = FALSE;
}
}
}
}
if (!IsTerminal) {
return FALSE;
}
Ptr = Ptr - sizeof (UART_DEVICE_PATH) - sizeof (ACPI_HID_DEVICE_PATH);
Acpi = (ACPI_HID_DEVICE_PATH *) Ptr;
Match = EISA_PNP_ID (0x0501);
if (EfiCompareMem (&Acpi->HID, &Match, sizeof (UINT32)) == 0) {
EfiCopyMem (Com, &Acpi->UID, sizeof (UINT32));
} else {
return FALSE;
}
return TRUE;
}
