/**
The user Entry Point for module PciSioSerial. The user code starts with this function.
@param[in] ImageHandle The firmware allocated handle for the EFI image.
@param[in] SystemTable A pointer to the EFI System Table.
@retval EFI_SUCCESS The entry point is executed successfully.
@retval other Some error occurs when executing this entry point.
**/
EFI_STATUS
EFIAPI
InitializePciSioSerial (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
//
// Install driver model protocol(s).
//
Status = EfiLibInstallDriverBindingComponentName2 (
ImageHandle,
SystemTable,
&gSerialControllerDriver,
ImageHandle,
&gPciSioSerialComponentName,
&gPciSioSerialComponentName2
);
ASSERT_EFI_ERROR (Status);
//
// Initialize UART default setting in gSerialDevTempate
//
gSerialDevTemplate.SerialMode.BaudRate = PcdGet64 (PcdUartDefaultBaudRate);
gSerialDevTemplate.SerialMode.DataBits = PcdGet8 (PcdUartDefaultDataBits);
gSerialDevTemplate.SerialMode.Parity = PcdGet8 (PcdUartDefaultParity);
gSerialDevTemplate.SerialMode.StopBits = PcdGet8 (PcdUartDefaultStopBits);
gSerialDevTemplate.UartDevicePath.BaudRate = PcdGet64 (PcdUartDefaultBaudRate);
gSerialDevTemplate.UartDevicePath.DataBits = PcdGet8 (PcdUartDefaultDataBits);
gSerialDevTemplate.UartDevicePath.Parity = PcdGet8 (PcdUartDefaultParity);
gSerialDevTemplate.UartDevicePath.StopBits = PcdGet8 (PcdUartDefaultStopBits);
gSerialDevTemplate.ClockRate = PcdGet32 (PcdSerialClockRate);
return Status;
}
/**
Convert PEI performance log to FPDT String boot record.
@param IsStart TRUE if the performance log is start log.
@param Handle Pointer to environment specific context used
to identify the component being measured.
@param Token Pointer to a Null-terminated ASCII string
that identifies the component being measured.
@param Module Pointer to a Null-terminated ASCII string
that identifies the module being measured.
@param Ticker 64-bit time stamp.
@param Identifier 32-bit identifier. If the value is 0, the created record
is same as the one created by StartGauge of PERFORMANCE_PROTOCOL.
@retval EFI_SUCCESS Add FPDT boot record.
@retval EFI_OUT_OF_RESOURCES There are not enough resources to record the measurement.
@retval EFI_UNSUPPORTED No matched FPDT record.
**/
EFI_STATUS
InsertPeiFpdtMeasurement (
IN BOOLEAN IsStart,
IN CONST VOID *Handle, OPTIONAL
IN CONST CHAR8 *Token, OPTIONAL
IN CONST CHAR8 *Module, OPTIONAL
IN UINT64 Ticker,
IN UINT32 Identifier
)
{
EFI_HOB_GUID_TYPE *GuidHob;
UINTN PeiPerformanceSize;
UINT8 *PeiFirmwarePerformance;
FPDT_PEI_EXT_PERF_HEADER *PeiPerformanceLogHeader;
FPDT_RECORD_PTR FpdtRecordPtr;
FPDT_BASIC_RECORD_INFO RecordInfo;
CONST VOID *ModuleGuid;
UINTN DestMax;
UINTN StrLength;
CONST CHAR8 *StringPtr;
EFI_STATUS Status;
UINT16 PeiPerformanceLogEntries;
UINT64 TimeStamp;
StringPtr = NULL;
FpdtRecordPtr.RecordHeader = NULL;
PeiPerformanceLogHeader = NULL;
//
// Get record info (type, size, ProgressID and Module Guid).
//
Status = GetFpdtRecordInfo (IsStart, Handle, Token, Module, &RecordInfo);
if (EFI_ERROR (Status)) {
return Status;
}
//
// If PERF_START()/PERF_END() have specified the ProgressID,it has high priority.
// !!! Note: If the Perf is not the known Token used in the core but have same
// ID with the core Token, this case will not be supported.
// And in currtnt usage mode, for the unkown ID, there is a general rule:
// If it is start pref: the lower 4 bits of the ID should be 0.
// If it is end pref: the lower 4 bits of the ID should not be 0.
// If input ID doesn't follow the rule, we will adjust it.
//
if ((Identifier != 0) && (IsKnownID (Identifier)) && (!IsKnownTokens (Token))) {
return EFI_UNSUPPORTED;
} else if ((Identifier != 0) && (!IsKnownID (Identifier)) && (!IsKnownTokens (Token))) {
if (IsStart && ((Identifier & 0x000F) != 0)) {
Identifier &= 0xFFF0;
} else if ((!IsStart) && ((Identifier & 0x000F) == 0)) {
Identifier += 1;
}
RecordInfo.ProgressID = (UINT16)Identifier;
}
//
// Get the number of PeiPerformanceLogEntries form PCD.
//
PeiPerformanceLogEntries = (UINT16) (PcdGet16 (PcdMaxPeiPerformanceLogEntries16) != 0 ?
PcdGet16 (PcdMaxPeiPerformanceLogEntries16) :
PcdGet8 (PcdMaxPeiPerformanceLogEntries));
//
// Create GUID HOB Data.
//
GuidHob = GetFirstGuidHob (&gEdkiiFpdtExtendedFirmwarePerformanceGuid);
PeiFirmwarePerformance = NULL;
while (GuidHob != NULL) {
//
// PEI Performance HOB was found, then return the existing one.
//
PeiFirmwarePerformance = (UINT8*)GET_GUID_HOB_DATA (GuidHob);
PeiPerformanceLogHeader = (FPDT_PEI_EXT_PERF_HEADER *)PeiFirmwarePerformance;
if (!PeiPerformanceLogHeader->HobIsFull && PeiPerformanceLogHeader->SizeOfAllEntries + RecordInfo.RecordSize > PeiPerformanceLogEntries * MAX_RECORD_SIZE) {
PeiPerformanceLogHeader->HobIsFull = TRUE;
}
if (!PeiPerformanceLogHeader->HobIsFull && PeiPerformanceLogHeader->SizeOfAllEntries + RecordInfo.RecordSize <= PeiPerformanceLogEntries * MAX_RECORD_SIZE) {
FpdtRecordPtr.RecordHeader = (EFI_ACPI_5_0_FPDT_PERFORMANCE_RECORD_HEADER *)(PeiFirmwarePerformance + sizeof (FPDT_PEI_EXT_PERF_HEADER) + PeiPerformanceLogHeader->SizeOfAllEntries);
break;
}
//
// Previous HOB is used, then find next one.
//
GuidHob = GetNextGuidHob (&gEdkiiFpdtExtendedFirmwarePerformanceGuid, GET_NEXT_HOB (GuidHob));
}
if (GuidHob == NULL) {
//
// PEI Performance HOB was not found, then build one.
//
PeiPerformanceSize = sizeof (FPDT_PEI_EXT_PERF_HEADER) +
MAX_RECORD_SIZE * PeiPerformanceLogEntries;
PeiFirmwarePerformance = (UINT8*)BuildGuidHob (&gEdkiiFpdtExtendedFirmwarePerformanceGuid, PeiPerformanceSize);
if (PeiFirmwarePerformance != NULL) {
ZeroMem (PeiFirmwarePerformance, PeiPerformanceSize);
}
PeiPerformanceLogHeader = (FPDT_PEI_EXT_PERF_HEADER *)PeiFirmwarePerformance;
FpdtRecordPtr.RecordHeader = (EFI_ACPI_5_0_FPDT_PERFORMANCE_RECORD_HEADER *)(PeiFirmwarePerformance + sizeof (FPDT_PEI_EXT_PERF_HEADER));
}
if (PeiFirmwarePerformance == NULL) {
//
// there is no enough resource to store performance data
//
return EFI_OUT_OF_RESOURCES;
}
//
// Get the TimeStamp.
//
if (Ticker == 0) {
Ticker = GetPerformanceCounter ();
TimeStamp = GetTimeInNanoSecond (Ticker);
} else if (Ticker == 1) {
TimeStamp = 0;
} else {
TimeStamp = GetTimeInNanoSecond (Ticker);
}
//
// Get the ModuleGuid.
//
if (Handle != NULL) {
ModuleGuid = Handle;
} else {
ModuleGuid = &gEfiCallerIdGuid;
}
switch (RecordInfo.Type) {
case FPDT_GUID_EVENT_TYPE:
FpdtRecordPtr.GuidEvent->Header.Type = FPDT_GUID_EVENT_TYPE;
FpdtRecordPtr.GuidEvent->Header.Length = RecordInfo.RecordSize;;
FpdtRecordPtr.GuidEvent->Header.Revision = FPDT_RECORD_REVISION_1;
FpdtRecordPtr.GuidEvent->ProgressID = RecordInfo.ProgressID;
FpdtRecordPtr.GuidEvent->Timestamp = TimeStamp;
CopyMem (&FpdtRecordPtr.GuidEvent->Guid, ModuleGuid, sizeof (EFI_GUID));
PeiPerformanceLogHeader->SizeOfAllEntries += RecordInfo.RecordSize;
break;
case FPDT_GUID_QWORD_EVENT_TYPE:
FpdtRecordPtr.GuidQwordEvent->Header.Type = FPDT_GUID_QWORD_EVENT_TYPE;
FpdtRecordPtr.GuidQwordEvent->Header.Length = RecordInfo.RecordSize;;
FpdtRecordPtr.GuidQwordEvent->Header.Revision = FPDT_RECORD_REVISION_1;
FpdtRecordPtr.GuidQwordEvent->ProgressID = RecordInfo.ProgressID;
FpdtRecordPtr.GuidQwordEvent->Timestamp = TimeStamp;
PeiPerformanceLogHeader->LoadImageCount++;
FpdtRecordPtr.GuidQwordEvent->Qword = PeiPerformanceLogHeader->LoadImageCount;
CopyMem (&FpdtRecordPtr.GuidQwordEvent->Guid, ModuleGuid, sizeof (EFI_GUID));
PeiPerformanceLogHeader->SizeOfAllEntries += RecordInfo.RecordSize;
break;
case FPDT_DYNAMIC_STRING_EVENT_TYPE:
FpdtRecordPtr.DynamicStringEvent->Header.Type = FPDT_DYNAMIC_STRING_EVENT_TYPE;
FpdtRecordPtr.DynamicStringEvent->Header.Length = RecordInfo.RecordSize;
FpdtRecordPtr.DynamicStringEvent->Header.Revision = FPDT_RECORD_REVISION_1;
FpdtRecordPtr.DynamicStringEvent->ProgressID = RecordInfo.ProgressID;
FpdtRecordPtr.DynamicStringEvent->Timestamp = TimeStamp;
CopyMem (&FpdtRecordPtr.DynamicStringEvent->Guid, ModuleGuid, sizeof (EFI_GUID));
PeiPerformanceLogHeader->SizeOfAllEntries += RecordInfo.RecordSize;
if (Token != NULL) {
StringPtr = Token;
} else if (Module != NULL) {
StringPtr = Module;
}
if (StringPtr != NULL && AsciiStrLen (StringPtr) != 0) {
DestMax = (RecordInfo.RecordSize - sizeof (FPDT_DYNAMIC_STRING_EVENT_RECORD)) / sizeof (CHAR8);
StrLength = AsciiStrLen (StringPtr);
if (StrLength >= DestMax) {
StrLength = DestMax -1;
}
AsciiStrnCpyS (FpdtRecordPtr.DynamicStringEvent->String, DestMax, StringPtr, StrLength);
} else {
AsciiStrCpyS (FpdtRecordPtr.DynamicStringEvent->String, FPDT_STRING_EVENT_RECORD_NAME_LENGTH, "unknown name");
}
break;
default:
//
// Record is not supported in current PEI phase, return EFI_ABORTED
//
return EFI_UNSUPPORTED;
}
return EFI_SUCCESS;
}
/**
Initialize the Event Log and log events passed from the PEI phase.
@retval EFI_SUCCESS Operation completed successfully.
@retval EFI_OUT_OF_RESOURCES Out of memory.
**/
EFI_STATUS
EFIAPI
SetupEventLog (
VOID
)
{
EFI_STATUS Status;
TCG_PCR_EVENT *TcgEvent;
EFI_PEI_HOB_POINTERS GuidHob;
EFI_PHYSICAL_ADDRESS Lasa;
if (PcdGet8 (PcdTpmPlatformClass) == TCG_PLATFORM_TYPE_CLIENT) {
Lasa = mTcgClientAcpiTemplate.Lasa;
Status = gBS->AllocatePages (
AllocateMaxAddress,
EfiACPIMemoryNVS,
EFI_SIZE_TO_PAGES (PcdGet32 (PcdTcgLogAreaMinLen)),
&Lasa
);
if (EFI_ERROR (Status)) {
return Status;
}
mTcgClientAcpiTemplate.Lasa = Lasa;
//
// To initialize them as 0xFF is recommended
// because the OS can know the last entry for that.
//
SetMem ((VOID *)(UINTN)mTcgClientAcpiTemplate.Lasa, PcdGet32 (PcdTcgLogAreaMinLen), 0xFF);
mTcgClientAcpiTemplate.Laml = PcdGet32 (PcdTcgLogAreaMinLen);
} else {
Lasa = mTcgServerAcpiTemplate.Lasa;
Status = gBS->AllocatePages (
AllocateMaxAddress,
EfiACPIMemoryNVS,
EFI_SIZE_TO_PAGES (PcdGet32 (PcdTcgLogAreaMinLen)),
&Lasa
);
if (EFI_ERROR (Status)) {
return Status;
}
mTcgServerAcpiTemplate.Lasa = Lasa;
//
// To initialize them as 0xFF is recommended
// because the OS can know the last entry for that.
//
SetMem ((VOID *)(UINTN)mTcgServerAcpiTemplate.Lasa, PcdGet32 (PcdTcgLogAreaMinLen), 0xFF);
mTcgServerAcpiTemplate.Laml = PcdGet32 (PcdTcgLogAreaMinLen);
}
GuidHob.Raw = GetHobList ();
while (!EFI_ERROR (Status) &&
(GuidHob.Raw = GetNextGuidHob (&gTcgEventEntryHobGuid, GuidHob.Raw)) != NULL) {
TcgEvent = GET_GUID_HOB_DATA (GuidHob.Guid);
GuidHob.Raw = GET_NEXT_HOB (GuidHob);
Status = TcgDxeLogEventI (
&mTcgDxeData,
(TCG_PCR_EVENT_HDR*)TcgEvent,
TcgEvent->Event
);
}
return Status;
}
/**
Function for 'timezone' command.
@param[in] ImageHandle Handle to the Image (NULL if Internal).
@param[in] SystemTable Pointer to the System Table (NULL if Internal).
**/
SHELL_STATUS
EFIAPI
ShellCommandRunTimeZone (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
//
// non interactive
//
EFI_STATUS Status;
LIST_ENTRY *Package;
CHAR16 *ProblemParam;
SHELL_STATUS ShellStatus;
UINT8 LoopVar;
EFI_TIME TheTime;
BOOLEAN Found;
UINTN TzMinutes;
ShellStatus = SHELL_SUCCESS;
ProblemParam = NULL;
//
// initialize the shell lib (we must be in non-auto-init...)
//
Status = ShellInitialize();
ASSERT_EFI_ERROR(Status);
//
// parse the command line
//
if (PcdGet8(PcdShellSupportLevel) == 2) {
Status = ShellCommandLineParse (TimeZoneParamList2, &Package, &ProblemParam, TRUE);
} else {
ASSERT(PcdGet8(PcdShellSupportLevel) == 3);
Status = ShellCommandLineParseEx (TimeZoneParamList3, &Package, &ProblemParam, TRUE, TRUE);
}
if (EFI_ERROR(Status)) {
if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel2HiiHandle, ProblemParam);
FreePool(ProblemParam);
ShellStatus = SHELL_INVALID_PARAMETER;
} else {
ASSERT(FALSE);
}
} else {
//
// check for "-?"
//
if (ShellCommandLineGetCount(Package) > 1) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellLevel2HiiHandle);
ShellStatus = SHELL_INVALID_PARAMETER;
} else if (ShellCommandLineGetFlag(Package, L"-?")) {
ASSERT(FALSE);
} else if (ShellCommandLineGetFlag(Package, L"-s")) {
if ((ShellCommandLineGetFlag(Package, L"-l")) || (ShellCommandLineGetFlag(Package, L"-f"))) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel2HiiHandle, L"-l or -f");
ShellStatus = SHELL_INVALID_PARAMETER;
} else {
ASSERT(PcdGet8(PcdShellSupportLevel) == 3);
if (ShellCommandLineGetValue(Package, L"-s") == NULL) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_NO_VALUE), gShellLevel2HiiHandle, L"-s");
ShellStatus = SHELL_INVALID_PARAMETER;
} else {
//
// Set the time zone
//
ShellStatus = CheckAndSetTimeZone(ShellCommandLineGetValue(Package, L"-s"));
if (ShellStatus != SHELL_SUCCESS) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel2HiiHandle, ShellCommandLineGetValue(Package, L"-s"));
ShellStatus = SHELL_INVALID_PARAMETER;
}
}
}
} else if (ShellCommandLineGetFlag(Package, L"-l")) {
//
// Print a list of all time zones
//
for ( LoopVar = 0
; LoopVar < sizeof(TimeZoneList) / sizeof(TimeZoneList[0])
; LoopVar++
){
ShellPrintHiiEx (-1, -1, NULL, TimeZoneList[LoopVar].StringId, gShellLevel2HiiHandle);
}
} else {
//
// Get Current Time Zone Info
//
Status = gRT->GetTime(&TheTime, NULL);
ASSERT_EFI_ERROR(Status);
if (TheTime.TimeZone != EFI_UNSPECIFIED_TIMEZONE) {
Found = FALSE;
for ( LoopVar = 0
; LoopVar < sizeof(TimeZoneList) / sizeof(TimeZoneList[0])
; LoopVar++
){
if (TheTime.TimeZone == TimeZoneList[LoopVar].TimeZone) {
if (ShellCommandLineGetFlag(Package, L"-f")) {
//
// Print all info about current time zone
//
ShellPrintHiiEx (-1, -1, NULL, TimeZoneList[LoopVar].StringId, gShellLevel2HiiHandle);
} else {
//
// Print basic info only
//
if (TheTime.TimeZone == EFI_UNSPECIFIED_TIMEZONE) {
TzMinutes = 0;
} else {
TzMinutes = (ABS(TheTime.TimeZone)) % 60;
}
ShellPrintHiiEx (
-1,
-1,
NULL,
STRING_TOKEN(STR_TIMEZONE_SIMPLE),
gShellLevel2HiiHandle,
TheTime.TimeZone==EFI_UNSPECIFIED_TIMEZONE?0:(TheTime.TimeZone > 0?L"-":L"+"),
TheTime.TimeZone==EFI_UNSPECIFIED_TIMEZONE?0:(ABS(TheTime.TimeZone)) / 60,
TzMinutes);
}
Found = TRUE;
break;
}
}
if (!Found) {
//
// Print basic info only
//
if (TheTime.TimeZone == EFI_UNSPECIFIED_TIMEZONE) {
TzMinutes = 0;
} else {
TzMinutes = (ABS(TheTime.TimeZone)) % 60;
}
ShellPrintHiiEx (
-1,
-1,
NULL,
STRING_TOKEN(STR_TIMEZONE_SIMPLE),
gShellLevel2HiiHandle,
TheTime.TimeZone==EFI_UNSPECIFIED_TIMEZONE?0:(TheTime.TimeZone > 0?L"-":L"+"),
TheTime.TimeZone==EFI_UNSPECIFIED_TIMEZONE?0:(ABS(TheTime.TimeZone)) / 60,
TzMinutes);
if (ShellCommandLineGetFlag(Package, L"-f")) {
ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN(STR_TIMEZONE_NI), gShellLevel2HiiHandle);
}
}
} else {
//
// TimeZone was EFI_UNSPECIFIED_TIMEZONE (unknown) from GetTime()
//
}
}
}
//
// free the command line package
//
ShellCommandLineFreeVarList (Package);
return (ShellStatus);
}
/**
Function for 'date' command.
@param[in] ImageHandle Handle to the Image (NULL if Internal).
@param[in] SystemTable Pointer to the System Table (NULL if Internal).
**/
SHELL_STATUS
EFIAPI
ShellCommandRunDate (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
LIST_ENTRY *Package;
EFI_TIME TheTime;
CHAR16 *ProblemParam;
SHELL_STATUS ShellStatus;
CONST CHAR16 *Param1;
ShellStatus = SHELL_SUCCESS;
ProblemParam = NULL;
//
// initialize the shell lib (we must be in non-auto-init...)
//
Status = ShellInitialize();
ASSERT_EFI_ERROR(Status);
//
// parse the command line
//
Status = ShellCommandLineParse (SfoParamList, &Package, &ProblemParam, TRUE);
if (EFI_ERROR(Status)) {
if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel2HiiHandle, ProblemParam);
FreePool(ProblemParam);
ShellStatus = SHELL_INVALID_PARAMETER;
} else {
ASSERT(FALSE);
}
} else {
//
// check for "-?"
//
if (ShellCommandLineGetFlag(Package, L"-?")) {
ASSERT(FALSE);
} else if (ShellCommandLineGetRawValue(Package, 2) != NULL) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellLevel2HiiHandle);
ShellStatus = SHELL_INVALID_PARAMETER;
} else {
//
// If there are 0 value parameters, then print the current date
// else If there are any value paramerers, then print error
//
if (ShellCommandLineGetRawValue(Package, 1) == NULL) {
//
// get the current date
//
Status = gRT->GetTime(&TheTime, NULL);
ASSERT_EFI_ERROR(Status);
//
// ShellPrintEx the date in SFO or regular format
//
if (ShellCommandLineGetFlag(Package, L"-sfo")) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_DATE_SFO_FORMAT), gShellLevel2HiiHandle, TheTime.Month, TheTime.Day, TheTime.Year);
} else {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_DATE_FORMAT), gShellLevel2HiiHandle, TheTime.Month, TheTime.Day, TheTime.Year);
}
} else {
if (PcdGet8(PcdShellSupportLevel) == 2) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellLevel2HiiHandle);
ShellStatus = SHELL_INVALID_PARAMETER;
} else {
//
// perform level 3 operation here.
//
Param1 = ShellCommandLineGetRawValue(Package, 1);
if (Param1 == NULL) {
ShellStatus = SHELL_INVALID_PARAMETER;
} else {
ShellStatus = CheckAndSetDate(Param1);
}
if (ShellStatus != SHELL_SUCCESS) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel2HiiHandle, Param1);
ShellStatus = SHELL_INVALID_PARAMETER;
}
}
}
}
}
//
// free the command line package
//
ShellCommandLineFreeVarList (Package);
//
// return the status
//
return (ShellStatus);
}
/**
Remove exec permissions from all regions whose type is identified by
PcdDxeNxMemoryProtectionPolicy.
**/
STATIC
VOID
InitializeDxeNxMemoryProtectionPolicy (
VOID
)
{
UINTN MemoryMapSize;
UINTN MapKey;
UINTN DescriptorSize;
UINT32 DescriptorVersion;
EFI_MEMORY_DESCRIPTOR *MemoryMap;
EFI_MEMORY_DESCRIPTOR *MemoryMapEntry;
EFI_MEMORY_DESCRIPTOR *MemoryMapEnd;
EFI_STATUS Status;
UINT64 Attributes;
LIST_ENTRY *Link;
EFI_GCD_MAP_ENTRY *Entry;
EFI_PEI_HOB_POINTERS Hob;
EFI_HOB_MEMORY_ALLOCATION *MemoryHob;
EFI_PHYSICAL_ADDRESS StackBase;
//
// Get the EFI memory map.
//
MemoryMapSize = 0;
MemoryMap = NULL;
Status = gBS->GetMemoryMap (
&MemoryMapSize,
MemoryMap,
&MapKey,
&DescriptorSize,
&DescriptorVersion
);
ASSERT (Status == EFI_BUFFER_TOO_SMALL);
do {
MemoryMap = (EFI_MEMORY_DESCRIPTOR *) AllocatePool (MemoryMapSize);
ASSERT (MemoryMap != NULL);
Status = gBS->GetMemoryMap (
&MemoryMapSize,
MemoryMap,
&MapKey,
&DescriptorSize,
&DescriptorVersion
);
if (EFI_ERROR (Status)) {
FreePool (MemoryMap);
}
} while (Status == EFI_BUFFER_TOO_SMALL);
ASSERT_EFI_ERROR (Status);
StackBase = 0;
if (PcdGetBool (PcdCpuStackGuard)) {
//
// Get the base of stack from Hob.
//
Hob.Raw = GetHobList ();
while ((Hob.Raw = GetNextHob (EFI_HOB_TYPE_MEMORY_ALLOCATION, Hob.Raw)) != NULL) {
MemoryHob = Hob.MemoryAllocation;
if (CompareGuid(&gEfiHobMemoryAllocStackGuid, &MemoryHob->AllocDescriptor.Name)) {
DEBUG ((
DEBUG_INFO,
"%a: StackBase = 0x%016lx StackSize = 0x%016lx\n",
__FUNCTION__,
MemoryHob->AllocDescriptor.MemoryBaseAddress,
MemoryHob->AllocDescriptor.MemoryLength
));
StackBase = MemoryHob->AllocDescriptor.MemoryBaseAddress;
//
// Ensure the base of the stack is page-size aligned.
//
ASSERT ((StackBase & EFI_PAGE_MASK) == 0);
break;
}
Hob.Raw = GET_NEXT_HOB (Hob);
}
//
// Ensure the base of stack can be found from Hob when stack guard is
// enabled.
//
ASSERT (StackBase != 0);
}
DEBUG ((
DEBUG_INFO,
"%a: applying strict permissions to active memory regions\n",
__FUNCTION__
));
MergeMemoryMapForProtectionPolicy (MemoryMap, &MemoryMapSize, DescriptorSize);
MemoryMapEntry = MemoryMap;
MemoryMapEnd = (EFI_MEMORY_DESCRIPTOR *) ((UINT8 *) MemoryMap + MemoryMapSize);
while ((UINTN) MemoryMapEntry < (UINTN) MemoryMapEnd) {
Attributes = GetPermissionAttributeForMemoryType (MemoryMapEntry->Type);
if (Attributes != 0) {
SetUefiImageMemoryAttributes (
MemoryMapEntry->PhysicalStart,
LShiftU64 (MemoryMapEntry->NumberOfPages, EFI_PAGE_SHIFT),
Attributes);
//
// Add EFI_MEMORY_RP attribute for page 0 if NULL pointer detection is
// enabled.
//
if (MemoryMapEntry->PhysicalStart == 0 &&
PcdGet8 (PcdNullPointerDetectionPropertyMask) != 0) {
ASSERT (MemoryMapEntry->NumberOfPages > 0);
SetUefiImageMemoryAttributes (
0,
EFI_PAGES_TO_SIZE (1),
EFI_MEMORY_RP | Attributes);
}
//
// Add EFI_MEMORY_RP attribute for the first page of the stack if stack
// guard is enabled.
//
if (StackBase != 0 &&
(StackBase >= MemoryMapEntry->PhysicalStart &&
StackBase < MemoryMapEntry->PhysicalStart +
LShiftU64 (MemoryMapEntry->NumberOfPages, EFI_PAGE_SHIFT)) &&
PcdGetBool (PcdCpuStackGuard)) {
SetUefiImageMemoryAttributes (
StackBase,
EFI_PAGES_TO_SIZE (1),
EFI_MEMORY_RP | Attributes);
}
}
MemoryMapEntry = NEXT_MEMORY_DESCRIPTOR (MemoryMapEntry, DescriptorSize);
}
FreePool (MemoryMap);
//
// Apply the policy for RAM regions that we know are present and
// accessible, but have not been added to the UEFI memory map (yet).
//
if (GetPermissionAttributeForMemoryType (EfiConventionalMemory) != 0) {
DEBUG ((
DEBUG_INFO,
"%a: applying strict permissions to inactive memory regions\n",
__FUNCTION__
));
CoreAcquireGcdMemoryLock ();
Link = mGcdMemorySpaceMap.ForwardLink;
while (Link != &mGcdMemorySpaceMap) {
Entry = CR (Link, EFI_GCD_MAP_ENTRY, Link, EFI_GCD_MAP_SIGNATURE);
if (Entry->GcdMemoryType == EfiGcdMemoryTypeReserved &&
Entry->EndAddress < MAX_ADDRESS &&
(Entry->Capabilities & (EFI_MEMORY_PRESENT | EFI_MEMORY_INITIALIZED | EFI_MEMORY_TESTED)) ==
(EFI_MEMORY_PRESENT | EFI_MEMORY_INITIALIZED)) {
Attributes = GetPermissionAttributeForMemoryType (EfiConventionalMemory) |
(Entry->Attributes & CACHE_ATTRIBUTE_MASK);
DEBUG ((DEBUG_INFO,
"Untested GCD memory space region: - 0x%016lx - 0x%016lx (0x%016lx)\n",
Entry->BaseAddress, Entry->EndAddress - Entry->BaseAddress + 1,
Attributes));
ASSERT(gCpu != NULL);
gCpu->SetMemoryAttributes (gCpu, Entry->BaseAddress,
Entry->EndAddress - Entry->BaseAddress + 1, Attributes);
}
Link = Link->ForwardLink;
}
CoreReleaseGcdMemoryLock ();
}
}
EFI_STATUS
PspP2CmboxEntry (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
//We are now in SMM
//If PSP feature turn off, exit the driver
if ((CheckPspDevicePresent () == FALSE) ||
(PcdGet8 (PcdPspPkgEnable) == 0)) {
return EFI_SUCCESS;
}
PSP_DEBUG ("Psp.Drv.P2Cmbox Enter\n");
//
// We're now in SMM!
//
// Init PSP storage Lib
//
PSP_DEBUG ("\tStorage Lib Init\n");
Status = PspStorageInit (SystemTable);
ASSERT_EFI_ERROR (Status);
if (EFI_ERROR (Status)) {
return EFI_SUCCESS;
}
// Allocate SMM buffer for PSP-> BIOS communication
PSP_DEBUG ("\tAllocate SMM buffer for P2C Mbox\n");
Status = gSmst->SmmAllocatePool (
EfiRuntimeServicesData,
PSP_DATA_BLOCK_SIZE + 32,
&PspToBiosMbox
);
ASSERT_EFI_ERROR (Status);
if (EFI_ERROR (Status)) {
return EFI_SUCCESS;
}
//
// Initialize the data structure
ZeroMem (PspToBiosMbox, PSP_DATA_BLOCK_SIZE + 32);
//Align on 32 bytes boundary
PspToBiosMbox = ALIGN_POINTER ((UINTN) PspToBiosMbox, 32);
PspToBiosMbox->MboxCmd = 0;
*(UINT32 *)&(PspToBiosMbox->MboxSts) = MBOX_STATUS_INITIALIZED;
#ifdef PSP2BIOS_USING_SW_SMI
PSP_DEBUG ("\tP2C using SW SMI\n");
Status = EnablePspSwSmi ();
if (EFI_ERROR (Status)) {
return EFI_SUCCESS;
}
#else
PSP_DEBUG ("\tP2C using fake SMI\n");
InitFchFakeStsInfo (&mSmmTrigInfo);
Status = EnablePspFakeStsSmi ();
if (EFI_ERROR (Status)) {
return EFI_SUCCESS;
}
#endif
//Get TsegBase, TsegSize
LibAmdMsrRead (MSR_SMMADDR, &mTsegBase, NULL);
mTsegBase &= MSR_SMMADDR_TSEGBASE_BITS;
LibAmdMsrRead (MSR_SMMMASK, &mTsegSize, NULL);
mTsegSize = (~(mTsegSize & MSR_SMMMASK_TSEGMASK_BITS) + 1) & MSR_SMMMASK_TSEGMASK_BITS;
PSP_DEBUG ("\tSMMBase:0x%x SMMLength:0x%x\n\tPSPSmmDataRegion:0x%x PspSmmDataLength:0x%x\n", mTsegBase, mTsegSize, PspToBiosMbox, PSP_DATA_BLOCK_SIZE);
//Dump mSmmTrigInfo
PSP_DEBUG ("\tSmmTrigInfo::Addr:0x%x AddrType:0x%x Width:0x%x AndMask:0x%x OrMask:0x%x\n",
mSmmTrigInfo.Address,
mSmmTrigInfo.AddressType,
mSmmTrigInfo.ValueWidth,
mSmmTrigInfo.ValueAndMask,
mSmmTrigInfo.ValueOrMask);
if (PspMboxBiosCmdSmmInfo (
mTsegBase,
mTsegSize,
(UINT64) PspToBiosMbox,
PSP_DATA_BLOCK_SIZE,
&mSmmTrigInfo
)) {
return (EFI_SUCCESS);
}
PSP_DEBUG ("P2Cmbox Exit\n");
return EFI_SUCCESS;
}
/**
Process a Question's Option (whether selected or un-selected).
@param Selection Pointer to UI_MENU_SELECTION.
@param MenuOption The MenuOption for this Question.
@param Selected TRUE: if Question is selected.
@param OptionString Pointer of the Option String to be displayed.
@retval EFI_SUCCESS Question Option process success.
@retval Other Question Option process fail.
**/
EFI_STATUS
ProcessOptions (
IN UI_MENU_SELECTION *Selection,
IN UI_MENU_OPTION *MenuOption,
IN BOOLEAN Selected,
OUT CHAR16 **OptionString
)
{
EFI_STATUS Status;
CHAR16 *StringPtr;
CHAR16 *TempString;
UINTN Index;
FORM_BROWSER_STATEMENT *Question;
CHAR16 FormattedNumber[21];
UINT16 Number;
CHAR16 Character[2];
EFI_INPUT_KEY Key;
UINTN BufferSize;
QUESTION_OPTION *OneOfOption;
LIST_ENTRY *Link;
EFI_HII_VALUE HiiValue;
EFI_HII_VALUE *QuestionValue;
BOOLEAN Suppress;
UINT16 Maximum;
QUESTION_OPTION *Option;
UINTN Index2;
UINT8 *ValueArray;
UINT8 ValueType;
EFI_STRING_ID StringId;
Status = EFI_SUCCESS;
StringPtr = NULL;
Character[1] = L'\0';
*OptionString = NULL;
StringId = 0;
ZeroMem (FormattedNumber, 21 * sizeof (CHAR16));
BufferSize = (gOptionBlockWidth + 1) * 2 * gScreenDimensions.BottomRow;
Question = MenuOption->ThisTag;
QuestionValue = &Question->HiiValue;
Maximum = (UINT16) Question->Maximum;
ValueArray = Question->BufferValue;
ValueType = Question->ValueType;
switch (Question->Operand) {
case EFI_IFR_ORDERED_LIST_OP:
//
// Check whether there are Options of this OrderedList
//
if (IsListEmpty (&Question->OptionListHead)) {
break;
}
//
// Initialize Option value array
//
if (GetArrayData (ValueArray, ValueType, 0) == 0) {
GetQuestionDefault (Selection->FormSet, Selection->Form, Question, 0);
}
if (Selected) {
//
// Go ask for input
//
Status = GetSelectionInputPopUp (Selection, MenuOption);
} else {
//
// We now know how many strings we will have, so we can allocate the
// space required for the array or strings.
//
*OptionString = AllocateZeroPool (Question->MaxContainers * BufferSize);
ASSERT (*OptionString);
HiiValue.Type = ValueType;
HiiValue.Value.u64 = 0;
for (Index = 0; Index < Question->MaxContainers; Index++) {
HiiValue.Value.u64 = GetArrayData (ValueArray, ValueType, Index);
if (HiiValue.Value.u64 == 0) {
//
// Values for the options in ordered lists should never be a 0
//
break;
}
OneOfOption = ValueToOption (Question, &HiiValue);
if (OneOfOption == NULL) {
//
// Show error message
//
do {
CreateDialog (4, TRUE, 0, NULL, &Key, gEmptyString, gOptionMismatch, gPressEnter, gEmptyString);
} while (Key.UnicodeChar != CHAR_CARRIAGE_RETURN);
//
// The initial value of the orderedlist is invalid, force to be valid value
//
Link = GetFirstNode (&Question->OptionListHead);
Index2 = 0;
while (!IsNull (&Question->OptionListHead, Link) && Index2 < Question->MaxContainers) {
Option = QUESTION_OPTION_FROM_LINK (Link);
SetArrayData (ValueArray, ValueType, Index2, Option->Value.Value.u64);
Index2++;
Link = GetNextNode (&Question->OptionListHead, Link);
}
SetArrayData (ValueArray, ValueType, Index2, 0);
Status = SetQuestionValue (Selection->FormSet, Selection->Form, Question, TRUE);
UpdateStatusBar (Selection, NV_UPDATE_REQUIRED, Question->QuestionFlags, TRUE);
FreePool (*OptionString);
*OptionString = NULL;
return EFI_NOT_FOUND;
}
Suppress = FALSE;
if ((OneOfOption->SuppressExpression != NULL) &&
(EvaluateExpressionList(OneOfOption->SuppressExpression, FALSE, NULL, NULL) == ExpressSuppress)) {
//
// This option is suppressed
//
Suppress = TRUE;
}
if (!Suppress) {
Character[0] = LEFT_ONEOF_DELIMITER;
NewStrCat (OptionString[0], Character);
StringPtr = GetToken (OneOfOption->Text, Selection->Handle);
ASSERT (StringPtr != NULL);
NewStrCat (OptionString[0], StringPtr);
Character[0] = RIGHT_ONEOF_DELIMITER;
NewStrCat (OptionString[0], Character);
Character[0] = CHAR_CARRIAGE_RETURN;
NewStrCat (OptionString[0], Character);
FreePool (StringPtr);
}
}
}
break;
case EFI_IFR_ONE_OF_OP:
//
// Check whether there are Options of this OneOf
//
if (IsListEmpty (&Question->OptionListHead)) {
break;
}
if (Selected) {
//
// Go ask for input
//
Status = GetSelectionInputPopUp (Selection, MenuOption);
} else {
*OptionString = AllocateZeroPool (BufferSize);
ASSERT (*OptionString);
OneOfOption = ValueToOption (Question, QuestionValue);
if (OneOfOption == NULL) {
//
// Show error message
//
do {
CreateDialog (4, TRUE, 0, NULL, &Key, gEmptyString, gOptionMismatch, gPressEnter, gEmptyString);
} while (Key.UnicodeChar != CHAR_CARRIAGE_RETURN);
//
// Force the Question value to be valid
//
Link = GetFirstNode (&Question->OptionListHead);
while (!IsNull (&Question->OptionListHead, Link)) {
Option = QUESTION_OPTION_FROM_LINK (Link);
if ((Option->SuppressExpression == NULL) ||
(EvaluateExpressionList(Option->SuppressExpression, FALSE, NULL, NULL) == ExpressFalse)) {
CopyMem (QuestionValue, &Option->Value, sizeof (EFI_HII_VALUE));
SetQuestionValue (Selection->FormSet, Selection->Form, Question, TRUE);
UpdateStatusBar (Selection, NV_UPDATE_REQUIRED, Question->QuestionFlags, TRUE);
break;
}
Link = GetNextNode (&Question->OptionListHead, Link);
}
FreePool (*OptionString);
*OptionString = NULL;
return EFI_NOT_FOUND;
}
if ((OneOfOption->SuppressExpression != NULL) &&
((EvaluateExpressionList(OneOfOption->SuppressExpression, FALSE, NULL, NULL) == ExpressSuppress))) {
//
// This option is suppressed
//
Suppress = TRUE;
} else {
Suppress = FALSE;
}
if (Suppress) {
//
// Current selected option happen to be suppressed,
// enforce to select on a non-suppressed option
//
Link = GetFirstNode (&Question->OptionListHead);
while (!IsNull (&Question->OptionListHead, Link)) {
OneOfOption = QUESTION_OPTION_FROM_LINK (Link);
if ((OneOfOption->SuppressExpression == NULL) ||
(EvaluateExpressionList(OneOfOption->SuppressExpression, FALSE, NULL, NULL) == ExpressFalse)) {
Suppress = FALSE;
CopyMem (QuestionValue, &OneOfOption->Value, sizeof (EFI_HII_VALUE));
SetQuestionValue (Selection->FormSet, Selection->Form, Question, TRUE);
UpdateStatusBar (Selection, NV_UPDATE_REQUIRED, Question->QuestionFlags, TRUE);
gST->ConOut->SetAttribute (gST->ConOut, PcdGet8 (PcdBrowserFieldTextColor) | FIELD_BACKGROUND);
break;
}
Link = GetNextNode (&Question->OptionListHead, Link);
}
}
if (!Suppress) {
Character[0] = LEFT_ONEOF_DELIMITER;
NewStrCat (OptionString[0], Character);
StringPtr = GetToken (OneOfOption->Text, Selection->Handle);
ASSERT (StringPtr != NULL);
NewStrCat (OptionString[0], StringPtr);
Character[0] = RIGHT_ONEOF_DELIMITER;
NewStrCat (OptionString[0], Character);
FreePool (StringPtr);
}
}
break;
case EFI_IFR_CHECKBOX_OP:
*OptionString = AllocateZeroPool (BufferSize);
ASSERT (*OptionString);
*OptionString[0] = LEFT_CHECKBOX_DELIMITER;
if (Selected) {
//
// Since this is a BOOLEAN operation, flip it upon selection
//
QuestionValue->Value.b = (BOOLEAN) (QuestionValue->Value.b ? FALSE : TRUE);
//
// Perform inconsistent check
//
Status = ValidateQuestion (Selection->FormSet, Selection->Form, Question, EFI_HII_EXPRESSION_INCONSISTENT_IF);
if (EFI_ERROR (Status)) {
//
// Inconsistent check fail, restore Question Value
//
QuestionValue->Value.b = (BOOLEAN) (QuestionValue->Value.b ? FALSE : TRUE);
FreePool (*OptionString);
*OptionString = NULL;
return Status;
}
//
// Save Question value
//
Status = SetQuestionValue (Selection->FormSet, Selection->Form, Question, TRUE);
UpdateStatusBar (Selection, NV_UPDATE_REQUIRED, Question->QuestionFlags, TRUE);
}
if (QuestionValue->Value.b) {
*(OptionString[0] + 1) = CHECK_ON;
} else {
*(OptionString[0] + 1) = CHECK_OFF;
}
*(OptionString[0] + 2) = RIGHT_CHECKBOX_DELIMITER;
break;
case EFI_IFR_NUMERIC_OP:
if (Selected) {
//
// Go ask for input
//
Status = GetNumericInput (Selection, MenuOption);
} else {
*OptionString = AllocateZeroPool (BufferSize);
ASSERT (*OptionString);
*OptionString[0] = LEFT_NUMERIC_DELIMITER;
//
// Formatted print
//
PrintFormattedNumber (Question, FormattedNumber, 21 * sizeof (CHAR16));
Number = (UINT16) GetStringWidth (FormattedNumber);
CopyMem (OptionString[0] + 1, FormattedNumber, Number);
*(OptionString[0] + Number / 2) = RIGHT_NUMERIC_DELIMITER;
}
break;
case EFI_IFR_DATE_OP:
if (Selected) {
//
// This is similar to numerics
//
Status = GetNumericInput (Selection, MenuOption);
} else {
*OptionString = AllocateZeroPool (BufferSize);
ASSERT (*OptionString);
switch (MenuOption->Sequence) {
case 0:
*OptionString[0] = LEFT_NUMERIC_DELIMITER;
UnicodeSPrint (OptionString[0] + 1, 21 * sizeof (CHAR16), L"%02d", QuestionValue->Value.date.Month);
*(OptionString[0] + 3) = DATE_SEPARATOR;
break;
case 1:
SetUnicodeMem (OptionString[0], 4, L' ');
UnicodeSPrint (OptionString[0] + 4, 21 * sizeof (CHAR16), L"%02d", QuestionValue->Value.date.Day);
*(OptionString[0] + 6) = DATE_SEPARATOR;
break;
case 2:
SetUnicodeMem (OptionString[0], 7, L' ');
UnicodeSPrint (OptionString[0] + 7, 21 * sizeof (CHAR16), L"%04d", QuestionValue->Value.date.Year);
*(OptionString[0] + 11) = RIGHT_NUMERIC_DELIMITER;
break;
}
}
break;
case EFI_IFR_TIME_OP:
if (Selected) {
//
// This is similar to numerics
//
Status = GetNumericInput (Selection, MenuOption);
} else {
*OptionString = AllocateZeroPool (BufferSize);
ASSERT (*OptionString);
switch (MenuOption->Sequence) {
case 0:
*OptionString[0] = LEFT_NUMERIC_DELIMITER;
UnicodeSPrint (OptionString[0] + 1, 21 * sizeof (CHAR16), L"%02d", QuestionValue->Value.time.Hour);
*(OptionString[0] + 3) = TIME_SEPARATOR;
break;
case 1:
SetUnicodeMem (OptionString[0], 4, L' ');
UnicodeSPrint (OptionString[0] + 4, 21 * sizeof (CHAR16), L"%02d", QuestionValue->Value.time.Minute);
*(OptionString[0] + 6) = TIME_SEPARATOR;
break;
case 2:
SetUnicodeMem (OptionString[0], 7, L' ');
UnicodeSPrint (OptionString[0] + 7, 21 * sizeof (CHAR16), L"%02d", QuestionValue->Value.time.Second);
*(OptionString[0] + 9) = RIGHT_NUMERIC_DELIMITER;
break;
}
}
break;
case EFI_IFR_STRING_OP:
if (Selected) {
StringPtr = AllocateZeroPool ((Maximum + 1) * sizeof (CHAR16));
ASSERT (StringPtr);
CopyMem(StringPtr, Question->BufferValue, Maximum * sizeof (CHAR16));
Status = ReadString (MenuOption, gPromptForData, StringPtr);
if (!EFI_ERROR (Status)) {
HiiSetString(Selection->FormSet->HiiHandle, Question->HiiValue.Value.string, StringPtr, NULL);
Status = ValidateQuestion(Selection->FormSet, Selection->Form, Question, EFI_HII_EXPRESSION_INCONSISTENT_IF);
if (EFI_ERROR (Status)) {
HiiSetString(Selection->FormSet->HiiHandle, Question->HiiValue.Value.string, (CHAR16*)Question->BufferValue, NULL);
} else {
CopyMem (Question->BufferValue, StringPtr, Maximum * sizeof (CHAR16));
SetQuestionValue (Selection->FormSet, Selection->Form, Question, TRUE);
UpdateStatusBar (Selection, NV_UPDATE_REQUIRED, Question->QuestionFlags, TRUE);
}
}
FreePool (StringPtr);
} else {
*OptionString = AllocateZeroPool (BufferSize);
ASSERT (*OptionString);
if (((CHAR16 *) Question->BufferValue)[0] == 0x0000) {
*(OptionString[0]) = '_';
} else {
if ((Maximum * sizeof (CHAR16)) < BufferSize) {
BufferSize = Maximum * sizeof (CHAR16);
}
CopyMem (OptionString[0], (CHAR16 *) Question->BufferValue, BufferSize);
}
}
break;
case EFI_IFR_PASSWORD_OP:
if (Selected) {
StringPtr = AllocateZeroPool ((Maximum + 1) * sizeof (CHAR16));
ASSERT (StringPtr);
//
// For interactive passwords, old password is validated by callback
//
if ((Question->QuestionFlags & EFI_IFR_FLAG_CALLBACK) != 0) {
//
// Use a NULL password to test whether old password is required
//
*StringPtr = 0;
Status = PasswordCallback (Selection, MenuOption, StringPtr);
if (Status == EFI_NOT_AVAILABLE_YET || Status == EFI_UNSUPPORTED) {
//
// Callback is not supported, or
// Callback request to terminate password input
//
FreePool (StringPtr);
return EFI_SUCCESS;
}
if (EFI_ERROR (Status)) {
//
// Old password exist, ask user for the old password
//
Status = ReadString (MenuOption, gPromptForPassword, StringPtr);
if (EFI_ERROR (Status)) {
FreePool (StringPtr);
return Status;
}
//
// Check user input old password
//
Status = PasswordCallback (Selection, MenuOption, StringPtr);
if (EFI_ERROR (Status)) {
if (Status == EFI_NOT_READY) {
//
// Typed in old password incorrect
//
PasswordInvalid ();
} else {
Status = EFI_SUCCESS;
}
FreePool (StringPtr);
return Status;
}
}
} else {
//
// For non-interactive password, validate old password in local
//
if (*((CHAR16 *) Question->BufferValue) != 0) {
//
// There is something there! Prompt for password
//
Status = ReadString (MenuOption, gPromptForPassword, StringPtr);
if (EFI_ERROR (Status)) {
FreePool (StringPtr);
return Status;
}
TempString = AllocateCopyPool ((Maximum + 1) * sizeof (CHAR16), Question->BufferValue);
ASSERT (TempString != NULL);
TempString[Maximum] = L'\0';
if (StrCmp (StringPtr, TempString) != 0) {
//
// Typed in old password incorrect
//
PasswordInvalid ();
FreePool (StringPtr);
FreePool (TempString);
return Status;
}
FreePool (TempString);
}
}
//
// Ask for new password
//
ZeroMem (StringPtr, (Maximum + 1) * sizeof (CHAR16));
Status = ReadString (MenuOption, gPromptForNewPassword, StringPtr);
if (EFI_ERROR (Status)) {
//
// Reset state machine for interactive password
//
if ((Question->QuestionFlags & EFI_IFR_FLAG_CALLBACK) != 0) {
PasswordCallback (Selection, MenuOption, NULL);
}
FreePool (StringPtr);
return Status;
}
//
// Confirm new password
//
TempString = AllocateZeroPool ((Maximum + 1) * sizeof (CHAR16));
ASSERT (TempString);
Status = ReadString (MenuOption, gConfirmPassword, TempString);
if (EFI_ERROR (Status)) {
//
// Reset state machine for interactive password
//
if ((Question->QuestionFlags & EFI_IFR_FLAG_CALLBACK) != 0) {
PasswordCallback (Selection, MenuOption, NULL);
}
FreePool (StringPtr);
FreePool (TempString);
return Status;
}
//
// Compare two typed-in new passwords
//
if (StrCmp (StringPtr, TempString) == 0) {
//
// Prepare the Question->HiiValue.Value.string for ValidateQuestion use.
//
if((Question->QuestionFlags & EFI_IFR_FLAG_CALLBACK) != 0) {
StringId = Question->HiiValue.Value.string;
Question->HiiValue.Value.string = NewString (StringPtr, Selection->FormSet->HiiHandle);
} else {
HiiSetString(Selection->FormSet->HiiHandle, Question->HiiValue.Value.string, StringPtr, NULL);
}
Status = ValidateQuestion(Selection->FormSet, Selection->Form, Question, EFI_HII_EXPRESSION_INCONSISTENT_IF);
//
// Researve the Question->HiiValue.Value.string.
//
if((Question->QuestionFlags & EFI_IFR_FLAG_CALLBACK) != 0) {
DeleteString(Question->HiiValue.Value.string, Selection->FormSet->HiiHandle);
Question->HiiValue.Value.string = StringId;
}
if (EFI_ERROR (Status)) {
//
// Reset state machine for interactive password
//
if ((Question->QuestionFlags & EFI_IFR_FLAG_CALLBACK) != 0) {
PasswordCallback (Selection, MenuOption, NULL);
} else {
//
// Researve the Question->HiiValue.Value.string.
//
HiiSetString(Selection->FormSet->HiiHandle, Question->HiiValue.Value.string, (CHAR16*)Question->BufferValue, NULL);
}
} else {
//
// Two password match, send it to Configuration Driver
//
if ((Question->QuestionFlags & EFI_IFR_FLAG_CALLBACK) != 0) {
PasswordCallback (Selection, MenuOption, StringPtr);
} else {
CopyMem (Question->BufferValue, StringPtr, Maximum * sizeof (CHAR16));
SetQuestionValue (Selection->FormSet, Selection->Form, Question, FALSE);
}
}
} else {
//
// Reset state machine for interactive password
//
if ((Question->QuestionFlags & EFI_IFR_FLAG_CALLBACK) != 0) {
PasswordCallback (Selection, MenuOption, NULL);
}
//
// Two password mismatch, prompt error message
//
do {
CreateDialog (4, TRUE, 0, NULL, &Key, gEmptyString, gConfirmError, gPressEnter, gEmptyString);
} while (Key.UnicodeChar != CHAR_CARRIAGE_RETURN);
}
FreePool (TempString);
FreePool (StringPtr);
}
break;
default:
break;
}
return Status;
}
/**
Constructor for the Shell Level 2 Commands library.
Install the handlers for level 2 UEFI Shell 2.0 commands.
@param ImageHandle the image handle of the process
@param SystemTable the EFI System Table pointer
@retval EFI_SUCCESS the shell command handlers were installed sucessfully
@retval EFI_UNSUPPORTED the shell level required was not found.
**/
EFI_STATUS
EFIAPI
ShellLevel2CommandsLibConstructor (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
//
// if shell level is less than 2 do nothing
//
if (PcdGet8(PcdShellSupportLevel) < 2) {
return (EFI_SUCCESS);
}
gShellLevel2HiiHandle = HiiAddPackages (&gShellLevel2HiiGuid, gImageHandle, UefiShellLevel2CommandsLibStrings, NULL);
if (gShellLevel2HiiHandle == NULL) {
return (EFI_DEVICE_ERROR);
}
//
// install our shell command handlers that are always installed
//
ShellCommandRegisterCommandName(L"attrib", ShellCommandRunAttrib , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_ATTRIB) );
ShellCommandRegisterCommandName(L"cd", ShellCommandRunCd , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_CD) );
ShellCommandRegisterCommandName(L"cp", ShellCommandRunCp , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_CP) );
ShellCommandRegisterCommandName(L"load", ShellCommandRunLoad , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_LOAD) );
ShellCommandRegisterCommandName(L"map", ShellCommandRunMap , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_MAP) );
ShellCommandRegisterCommandName(L"mkdir", ShellCommandRunMkDir , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_MKDIR) );
ShellCommandRegisterCommandName(L"mv", ShellCommandRunMv , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_MV) );
ShellCommandRegisterCommandName(L"parse", ShellCommandRunParse , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_PARSE) );
ShellCommandRegisterCommandName(L"reset", ShellCommandRunReset , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_RESET) );
ShellCommandRegisterCommandName(L"set", ShellCommandRunSet , ShellCommandGetManFileNameLevel2, 2, L"",FALSE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_SET) );
ShellCommandRegisterCommandName(L"ls", ShellCommandRunLs , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_LS) );
ShellCommandRegisterCommandName(L"rm", ShellCommandRunRm , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_RM) );
ShellCommandRegisterCommandName(L"vol", ShellCommandRunVol , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_VOL) );
//
// support for permenant (built in) aliases
//
ShellCommandRegisterAlias(L"rm", L"del");
ShellCommandRegisterAlias(L"ls", L"dir");
ShellCommandRegisterAlias(L"cp", L"copy");
ShellCommandRegisterAlias(L"mkdir", L"md");
ShellCommandRegisterAlias(L"cd ..", L"cd..");
ShellCommandRegisterAlias(L"cd \\", L"cd\\");
ShellCommandRegisterAlias(L"ren", L"mv");
//
// These are installed in level 2 or 3...
//
if (PcdGet8(PcdShellSupportLevel) == 2 || PcdGet8(PcdShellSupportLevel) == 3) {
ShellCommandRegisterCommandName(L"date", ShellCommandRunDate , ShellCommandGetManFileNameLevel2, PcdGet8(PcdShellSupportLevel), L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_DATE) );
ShellCommandRegisterCommandName(L"time", ShellCommandRunTime , ShellCommandGetManFileNameLevel2, PcdGet8(PcdShellSupportLevel), L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_TIME) );
ShellCommandRegisterCommandName(L"timezone", ShellCommandRunTimeZone, ShellCommandGetManFileNameLevel2, PcdGet8(PcdShellSupportLevel), L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_TIMEZONE));
} else {
DEBUG_CODE_BEGIN();
//
// we want to be able to test these so install them under a different name in debug mode...
//
ShellCommandRegisterCommandName(L"l2date", ShellCommandRunDate , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_DATE) );
ShellCommandRegisterCommandName(L"l2time", ShellCommandRunTime , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_TIME) );
ShellCommandRegisterCommandName(L"l2timezone", ShellCommandRunTimeZone, ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_TIMEZONE));
DEBUG_CODE_END();
}
return (EFI_SUCCESS);
}
/**
Entry point of this module.
@param[in] FileHandle Handle of the file being invoked.
@param[in] PeiServices Describes the list of possible PEI Services.
@return Status.
**/
EFI_STATUS
EFIAPI
PeimEntryMA (
IN EFI_PEI_FILE_HANDLE FileHandle,
IN CONST EFI_PEI_SERVICES **PeiServices
)
{
EFI_STATUS Status;
EFI_BOOT_MODE BootMode;
TIS_TPM_HANDLE TpmHandle;
if (!CompareGuid (PcdGetPtr(PcdTpmInstanceGuid), &gEfiTpmDeviceInstanceTpm12Guid)) {
DEBUG ((EFI_D_ERROR, "No TPM12 instance required!\n"));
return EFI_UNSUPPORTED;
}
if (PcdGetBool (PcdHideTpmSupport) && PcdGetBool (PcdHideTpm)) {
return EFI_UNSUPPORTED;
}
//
// Initialize TPM device
//
Status = PeiServicesGetBootMode (&BootMode);
ASSERT_EFI_ERROR (Status);
//
// In S3 path, skip shadow logic. no measurement is required
//
if (BootMode != BOOT_ON_S3_RESUME) {
Status = (**PeiServices).RegisterForShadow(FileHandle);
if (Status == EFI_ALREADY_STARTED) {
mImageInMemory = TRUE;
} else if (Status == EFI_NOT_FOUND) {
ASSERT_EFI_ERROR (Status);
}
}
if (!mImageInMemory) {
TpmHandle = (TIS_TPM_HANDLE)(UINTN)TPM_BASE_ADDRESS;
Status = TisPcRequestUseTpm ((TIS_PC_REGISTERS_PTR)TpmHandle);
if (EFI_ERROR (Status)) {
DEBUG ((DEBUG_ERROR, "TPM not detected!\n"));
return Status;
}
if (PcdGet8 (PcdTpmInitializationPolicy) == 1) {
Status = TpmCommStartup ((EFI_PEI_SERVICES**)PeiServices, TpmHandle, BootMode);
if (EFI_ERROR (Status) ) {
return Status;
}
}
//
// TpmSelfTest is optional on S3 path, skip it to save S3 time
//
if (BootMode != BOOT_ON_S3_RESUME) {
Status = TpmCommContinueSelfTest ((EFI_PEI_SERVICES**)PeiServices, TpmHandle);
if (EFI_ERROR (Status)) {
return Status;
}
}
Status = PeiServicesInstallPpi (&mTpmInitializedPpiList);
ASSERT_EFI_ERROR (Status);
}
if (mImageInMemory) {
Status = PeimEntryMP ((EFI_PEI_SERVICES**)PeiServices);
if (EFI_ERROR (Status)) {
return Status;
}
}
return Status;
}
VOID
PrePiMain (
IN UINTN UefiMemoryBase,
IN UINTN StacksBase,
IN UINT64 StartTimeStamp
)
{
EFI_HOB_HANDOFF_INFO_TABLE* HobList;
EFI_STATUS Status;
CHAR8 Buffer[100];
UINTN CharCount;
UINTN StacksSize;
// Initialize the architecture specific bits
ArchInitialize ();
// Declare the PI/UEFI memory region
HobList = HobConstructor (
(VOID*)UefiMemoryBase,
FixedPcdGet32 (PcdSystemMemoryUefiRegionSize),
(VOID*)UefiMemoryBase,
(VOID*)StacksBase // The top of the UEFI Memory is reserved for the stacks
);
PrePeiSetHobList (HobList);
//
// Ensure that the loaded image is invalidated in the caches, so that any
// modifications we made with the caches and MMU off (such as the applied
// relocations) don't become invisible once we turn them on.
//
InvalidateDataCacheRange((VOID *)(UINTN)PcdGet64 (PcdFdBaseAddress), PcdGet32 (PcdFdSize));
// Initialize MMU and Memory HOBs (Resource Descriptor HOBs)
Status = MemoryPeim (UefiMemoryBase, FixedPcdGet32 (PcdSystemMemoryUefiRegionSize));
ASSERT_EFI_ERROR (Status);
// Initialize the Serial Port
SerialPortInitialize ();
CharCount = AsciiSPrint (Buffer,sizeof (Buffer),"UEFI firmware (version %s built at %a on %a)\n\r",
(CHAR16*)PcdGetPtr(PcdFirmwareVersionString), __TIME__, __DATE__);
SerialPortWrite ((UINT8 *) Buffer, CharCount);
// Create the Stacks HOB (reserve the memory for all stacks)
StacksSize = PcdGet32 (PcdCPUCorePrimaryStackSize);
BuildStackHob (StacksBase, StacksSize);
//TODO: Call CpuPei as a library
BuildCpuHob (PcdGet8 (PcdPrePiCpuMemorySize), PcdGet8 (PcdPrePiCpuIoSize));
// Set the Boot Mode
SetBootMode (ArmPlatformGetBootMode ());
// Initialize Platform HOBs (CpuHob and FvHob)
Status = PlatformPeim ();
ASSERT_EFI_ERROR (Status);
// Now, the HOB List has been initialized, we can register performance information
PERF_START (NULL, "PEI", NULL, StartTimeStamp);
// SEC phase needs to run library constructors by hand.
ExtractGuidedSectionLibConstructor ();
LzmaDecompressLibConstructor ();
// Build HOBs to pass up our version of stuff the DXE Core needs to save space
BuildPeCoffLoaderHob ();
BuildExtractSectionHob (
&gLzmaCustomDecompressGuid,
LzmaGuidedSectionGetInfo,
LzmaGuidedSectionExtraction
);
// Assume the FV that contains the SEC (our code) also contains a compressed FV.
Status = DecompressFirstFv ();
ASSERT_EFI_ERROR (Status);
// Load the DXE Core and transfer control to it
Status = LoadDxeCoreFromFv (NULL, 0);
ASSERT_EFI_ERROR (Status);
}
/**
Measure and log EFI handoff tables, and extend the measurement result into PCR[1].
@retval EFI_SUCCESS Operation completed successfully.
@retval EFI_DEVICE_ERROR The operation was unsuccessful.
**/
EFI_STATUS
EFIAPI
MeasureHandoffTables (
VOID
)
{
EFI_STATUS Status;
SMBIOS_TABLE_ENTRY_POINT *SmbiosTable;
TCG_PCR_EVENT_HDR TcgEvent;
EFI_HANDOFF_TABLE_POINTERS HandoffTables;
UINTN ProcessorNum;
EFI_CPU_PHYSICAL_LOCATION *ProcessorLocBuf;
//
// Measure SMBIOS with EV_EFI_HANDOFF_TABLES to PCR[1]
//
Status = EfiGetSystemConfigurationTable (
&gEfiSmbiosTableGuid,
(VOID **) &SmbiosTable
);
if (!EFI_ERROR (Status)) {
ASSERT (SmbiosTable != NULL);
TcgEvent.PCRIndex = 1;
TcgEvent.EventType = EV_EFI_HANDOFF_TABLES;
TcgEvent.EventSize = sizeof (HandoffTables);
HandoffTables.NumberOfTables = 1;
HandoffTables.TableEntry[0].VendorGuid = gEfiSmbiosTableGuid;
HandoffTables.TableEntry[0].VendorTable = SmbiosTable;
DEBUG ((DEBUG_INFO, "The Smbios Table starts at: 0x%x\n", SmbiosTable->TableAddress));
DEBUG ((DEBUG_INFO, "The Smbios Table size: 0x%x\n", SmbiosTable->TableLength));
Status = TcgDxeHashLogExtendEventI (
&mTcgDxeData,
(UINT8*)(UINTN)SmbiosTable->TableAddress,
SmbiosTable->TableLength,
&TcgEvent,
(UINT8*)&HandoffTables
);
}
if (PcdGet8 (PcdTpmPlatformClass) == TCG_PLATFORM_TYPE_SERVER) {
//
// Tcg Server spec.
// Measure each processor EFI_CPU_PHYSICAL_LOCATION with EV_TABLE_OF_DEVICES to PCR[1]
//
Status = GetProcessorsCpuLocation(&ProcessorLocBuf, &ProcessorNum);
if (!EFI_ERROR(Status)) {
TcgEvent.PCRIndex = 1;
TcgEvent.EventType = EV_TABLE_OF_DEVICES;
TcgEvent.EventSize = sizeof (HandoffTables);
HandoffTables.NumberOfTables = 1;
HandoffTables.TableEntry[0].VendorGuid = gEfiMpServiceProtocolGuid;
HandoffTables.TableEntry[0].VendorTable = ProcessorLocBuf;
Status = TcgDxeHashLogExtendEventI (
&mTcgDxeData,
(UINT8*)(UINTN)ProcessorLocBuf,
sizeof(EFI_CPU_PHYSICAL_LOCATION) * ProcessorNum,
&TcgEvent,
(UINT8*)&HandoffTables
);
FreePool(ProcessorLocBuf);
}
}
return Status;
}
/**
Reset the serial device.
@param This Protocol instance pointer.
@retval EFI_SUCCESS The device was reset.
@retval EFI_DEVICE_ERROR The serial device could not be reset.
**/
EFI_STATUS
EFIAPI
SerialReset (
IN EFI_SERIAL_IO_PROTOCOL *This
)
{
EFI_STATUS Status;
EFI_TPL Tpl;
Status = SerialPortInitialize ();
if (EFI_ERROR(Status)) {
return Status;
}
//
// Set the Serial I/O mode and update the device path
//
Tpl = gBS->RaiseTPL (TPL_NOTIFY);
//
// Set the Serial I/O mode
//
This->Mode->ReceiveFifoDepth = 0;
This->Mode->Timeout = 1000000;
This->Mode->BaudRate = PcdGet64 (PcdUartDefaultBaudRate);
This->Mode->DataBits = (UINT32)PcdGet8 (PcdUartDefaultDataBits);
This->Mode->Parity = (UINT32)PcdGet8 (PcdUartDefaultParity);
This->Mode->StopBits = (UINT32)PcdGet8 (PcdUartDefaultStopBits);
//
// Check if the device path has actually changed
//
if (mDevicePath.Uart.BaudRate == This->Mode->BaudRate &&
mDevicePath.Uart.DataBits == (UINT8)This->Mode->DataBits &&
mDevicePath.Uart.Parity == (UINT8)This->Mode->Parity &&
mDevicePath.Uart.StopBits == (UINT8)This->Mode->StopBits
) {
gBS->RestoreTPL (Tpl);
return EFI_SUCCESS;
}
//
// Update the device path
//
mDevicePath.Uart.BaudRate = This->Mode->BaudRate;
mDevicePath.Uart.DataBits = (UINT8)This->Mode->DataBits;
mDevicePath.Uart.Parity = (UINT8)This->Mode->Parity;
mDevicePath.Uart.StopBits = (UINT8)This->Mode->StopBits;
Status = gBS->ReinstallProtocolInterface (
gHandle,
&gEfiDevicePathProtocolGuid,
&mDevicePath,
&mDevicePath
);
gBS->RestoreTPL (Tpl);
return Status;
}
EFI_STATUS
EFIAPI
WinNtSerialIoSetAttributes (
IN EFI_SERIAL_IO_PROTOCOL *This,
IN UINT64 BaudRate,
IN UINT32 ReceiveFifoDepth,
IN UINT32 Timeout,
IN EFI_PARITY_TYPE Parity,
IN UINT8 DataBits,
IN EFI_STOP_BITS_TYPE StopBits
)
/*++
Routine Description:
This function is used to set the attributes.
Arguments:
This - A pointer to the EFI_SERIAL_IO_PROTOCOL structrue.
BaudRate - The Baud rate of the serial device.
ReceiveFifoDepth - The request depth of fifo on receive side.
Timeout - the request timeout for a single charact.
Parity - The type of parity used in serial device.
DataBits - Number of deata bits used in serial device.
StopBits - Number of stop bits used in serial device.
Returns:
Status code
None
--*/
// TODO: EFI_SUCCESS - add return value to function comment
// TODO: EFI_DEVICE_ERROR - add return value to function comment
// TODO: EFI_DEVICE_ERROR - add return value to function comment
// TODO: EFI_DEVICE_ERROR - add return value to function comment
// TODO: EFI_SUCCESS - add return value to function comment
// TODO: EFI_DEVICE_ERROR - add return value to function comment
// TODO: EFI_SUCCESS - add return value to function comment
{
EFI_STATUS Status;
UINTN Index;
WIN_NT_SERIAL_IO_PRIVATE_DATA *Private;
COMMTIMEOUTS PortTimeOuts;
DWORD ConvertedTime;
BOOL Result;
UART_DEVICE_PATH *Uart;
EFI_TPL Tpl;
Private = WIN_NT_SERIAL_IO_PRIVATE_DATA_FROM_THIS (This);
//
// Some of our arguments have defaults if a null value is passed in, and
// we must set the default values if a null argument is passed in.
//
if (BaudRate == 0) {
BaudRate = PcdGet64 (PcdUartDefaultBaudRate);
}
if (ReceiveFifoDepth == 0) {
ReceiveFifoDepth = SERIAL_FIFO_DEFAULT;
}
if (Timeout == 0) {
Timeout = SERIAL_TIMEOUT_DEFAULT;
}
if (Parity == DefaultParity) {
Parity = (EFI_PARITY_TYPE) (PcdGet8 (PcdUartDefaultParity));
}
if (DataBits == 0) {
DataBits = PcdGet8 (PcdUartDefaultDataBits);
}
if (StopBits == DefaultStopBits) {
StopBits = (EFI_STOP_BITS_TYPE) PcdGet8 (PcdUartDefaultStopBits);
}
//
// Make sure all parameters are valid
//
if ((BaudRate > SERIAL_PORT_MAX_BAUD_RATE) || (BaudRate < SERIAL_PORT_MIN_BAUD_RATE)) {
return EFI_INVALID_PARAMETER;
}
//
//The lower baud rate supported by the serial device will be selected without exceeding the unsupported BaudRate parameter
//
for (Index = 1; Index < (ARRAY_SIZE (mBaudRateCurrentSupport)); Index++) {
if (BaudRate < mBaudRateCurrentSupport[Index]) {
BaudRate = mBaudRateCurrentSupport[Index-1];
break;
}
}
if ((ReceiveFifoDepth < 1) || (ReceiveFifoDepth > SERIAL_PORT_MAX_RECEIVE_FIFO_DEPTH)) {
return EFI_INVALID_PARAMETER;
}
if ((Timeout < SERIAL_PORT_MIN_TIMEOUT) || (Timeout > SERIAL_PORT_MAX_TIMEOUT)) {
return EFI_INVALID_PARAMETER;
}
if ((Parity < NoParity) || (Parity > SpaceParity)) {
return EFI_INVALID_PARAMETER;
}
if ((StopBits < OneStopBit) || (StopBits > TwoStopBits)) {
return EFI_INVALID_PARAMETER;
}
//
// Now we only support DataBits=7,8.
//
if ((DataBits < 7) || (DataBits > 8)) {
return EFI_INVALID_PARAMETER;
}
//
// Now we only support DataBits=7,8.
// for DataBits = 6,7,8, StopBits can not set OneFiveStopBits.
//
if (StopBits == OneFiveStopBits) {
return EFI_INVALID_PARAMETER;
}
//
// See if the new attributes already match the current attributes
//
if (Private->UartDevicePath.BaudRate == BaudRate &&
Private->UartDevicePath.DataBits == DataBits &&
Private->UartDevicePath.Parity == Parity &&
Private->UartDevicePath.StopBits == StopBits &&
Private->SerialIoMode.ReceiveFifoDepth == ReceiveFifoDepth &&
Private->SerialIoMode.Timeout == Timeout ) {
return EFI_SUCCESS;
}
Tpl = gBS->RaiseTPL (TPL_NOTIFY);
//
// Get current values from NT
//
ZeroMem (&Private->NtDCB, sizeof (DCB));
Private->NtDCB.DCBlength = sizeof (DCB);
if (!Private->WinNtThunk->GetCommState (Private->NtHandle, &Private->NtDCB)) {
Private->NtError = Private->WinNtThunk->GetLastError ();
DEBUG ((EFI_D_ERROR, "SerialSetAttributes: GetCommState %d\n", Private->NtError));
gBS->RestoreTPL (Tpl);
return EFI_DEVICE_ERROR;
}
//
// Map EFI com setting to NT
//
Private->NtDCB.BaudRate = ConvertBaud2Nt (BaudRate);
Private->NtDCB.ByteSize = ConvertData2Nt (DataBits);
Private->NtDCB.Parity = ConvertParity2Nt (Parity);
Private->NtDCB.StopBits = ConvertStop2Nt (StopBits);
Private->NtDCB.fBinary = TRUE;
Private->NtDCB.fParity = Private->NtDCB.Parity == NOPARITY ? FALSE : TRUE;
Private->NtDCB.fOutxCtsFlow = FALSE;
Private->NtDCB.fOutxDsrFlow = FALSE;
Private->NtDCB.fDtrControl = DTR_CONTROL_ENABLE;
Private->NtDCB.fDsrSensitivity = FALSE;
Private->NtDCB.fOutX = FALSE;
Private->NtDCB.fInX = FALSE;
Private->NtDCB.fRtsControl = RTS_CONTROL_ENABLE;
Private->NtDCB.fNull = FALSE;
//
// Set new values
//
Result = Private->WinNtThunk->SetCommState (Private->NtHandle, &Private->NtDCB);
if (!Result) {
Private->NtError = Private->WinNtThunk->GetLastError ();
DEBUG ((EFI_D_ERROR, "SerialSetAttributes: SetCommState %d\n", Private->NtError));
gBS->RestoreTPL (Tpl);
return EFI_DEVICE_ERROR;
}
//
// Set com port read/write timeout values
//
ConvertedTime = ConvertTime2Nt (Timeout);
PortTimeOuts.ReadIntervalTimeout = MAXDWORD;
PortTimeOuts.ReadTotalTimeoutMultiplier = 0;
PortTimeOuts.ReadTotalTimeoutConstant = ConvertedTime;
PortTimeOuts.WriteTotalTimeoutMultiplier = ConvertedTime == 0 ? 1 : ConvertedTime;
PortTimeOuts.WriteTotalTimeoutConstant = 0;
if (!Private->WinNtThunk->SetCommTimeouts (Private->NtHandle, &PortTimeOuts)) {
Private->NtError = Private->WinNtThunk->GetLastError ();
DEBUG ((EFI_D_ERROR, "SerialSetAttributes: SetCommTimeouts %d\n", Private->NtError));
gBS->RestoreTPL (Tpl);
return EFI_DEVICE_ERROR;
}
//
// Update mode
//
Private->SerialIoMode.BaudRate = BaudRate;
Private->SerialIoMode.ReceiveFifoDepth = ReceiveFifoDepth;
Private->SerialIoMode.Timeout = Timeout;
Private->SerialIoMode.Parity = Parity;
Private->SerialIoMode.DataBits = DataBits;
Private->SerialIoMode.StopBits = StopBits;
//
// See if Device Path Node has actually changed
//
if (Private->UartDevicePath.BaudRate == BaudRate &&
Private->UartDevicePath.DataBits == DataBits &&
Private->UartDevicePath.Parity == Parity &&
Private->UartDevicePath.StopBits == StopBits ) {
gBS->RestoreTPL(Tpl);
return EFI_SUCCESS;
}
//
// Update the device path
//
Private->UartDevicePath.BaudRate = BaudRate;
Private->UartDevicePath.DataBits = DataBits;
Private->UartDevicePath.Parity = (UINT8) Parity;
Private->UartDevicePath.StopBits = (UINT8) StopBits;
Status = EFI_SUCCESS;
if (Private->Handle != NULL) {
Uart = (UART_DEVICE_PATH *) (
(UINTN) Private->DevicePath
+ GetDevicePathSize (Private->ParentDevicePath)
- END_DEVICE_PATH_LENGTH
);
CopyMem (Uart, &Private->UartDevicePath, sizeof (UART_DEVICE_PATH));
Status = gBS->ReinstallProtocolInterface (
Private->Handle,
&gEfiDevicePathProtocolGuid,
Private->DevicePath,
Private->DevicePath
);
}
gBS->RestoreTPL (Tpl);
return Status;
}
VOID
PrePiMain (
IN UINTN UefiMemoryBase,
IN UINTN StacksBase,
IN UINT64 StartTimeStamp
)
{
EFI_HOB_HANDOFF_INFO_TABLE* HobList;
ARM_MP_CORE_INFO_PPI* ArmMpCoreInfoPpi;
UINTN ArmCoreCount;
ARM_CORE_INFO* ArmCoreInfoTable;
EFI_STATUS Status;
CHAR8 Buffer[100];
UINTN CharCount;
UINTN StacksSize;
// If ensure the FD is either part of the System Memory or totally outside of the System Memory (XIP)
ASSERT (IS_XIP() ||
((FixedPcdGet64 (PcdFdBaseAddress) >= FixedPcdGet64 (PcdSystemMemoryBase)) &&
((UINT64)(FixedPcdGet64 (PcdFdBaseAddress) + FixedPcdGet32 (PcdFdSize)) <= (UINT64)mSystemMemoryEnd)));
// Initialize the architecture specific bits
ArchInitialize ();
// Initialize the Serial Port
SerialPortInitialize ();
CharCount = AsciiSPrint (Buffer,sizeof (Buffer),"UEFI firmware (version %s built at %a on %a)\n\r",
(CHAR16*)PcdGetPtr(PcdFirmwareVersionString), __TIME__, __DATE__);
SerialPortWrite ((UINT8 *) Buffer, CharCount);
// Initialize the Debug Agent for Source Level Debugging
InitializeDebugAgent (DEBUG_AGENT_INIT_POSTMEM_SEC, NULL, NULL);
SaveAndSetDebugTimerInterrupt (TRUE);
// Declare the PI/UEFI memory region
HobList = HobConstructor (
(VOID*)UefiMemoryBase,
FixedPcdGet32 (PcdSystemMemoryUefiRegionSize),
(VOID*)UefiMemoryBase,
(VOID*)StacksBase // The top of the UEFI Memory is reserved for the stacks
);
PrePeiSetHobList (HobList);
// Initialize MMU and Memory HOBs (Resource Descriptor HOBs)
Status = MemoryPeim (UefiMemoryBase, FixedPcdGet32 (PcdSystemMemoryUefiRegionSize));
ASSERT_EFI_ERROR (Status);
// Create the Stacks HOB (reserve the memory for all stacks)
if (ArmIsMpCore ()) {
StacksSize = PcdGet32 (PcdCPUCorePrimaryStackSize) +
((FixedPcdGet32 (PcdCoreCount) - 1) * FixedPcdGet32 (PcdCPUCoreSecondaryStackSize));
} else {
StacksSize = PcdGet32 (PcdCPUCorePrimaryStackSize);
}
BuildStackHob (StacksBase, StacksSize);
//TODO: Call CpuPei as a library
BuildCpuHob (PcdGet8 (PcdPrePiCpuMemorySize), PcdGet8 (PcdPrePiCpuIoSize));
if (ArmIsMpCore ()) {
// Only MP Core platform need to produce gArmMpCoreInfoPpiGuid
Status = GetPlatformPpi (&gArmMpCoreInfoPpiGuid, (VOID**)&ArmMpCoreInfoPpi);
// On MP Core Platform we must implement the ARM MP Core Info PPI (gArmMpCoreInfoPpiGuid)
ASSERT_EFI_ERROR (Status);
// Build the MP Core Info Table
ArmCoreCount = 0;
Status = ArmMpCoreInfoPpi->GetMpCoreInfo (&ArmCoreCount, &ArmCoreInfoTable);
if (!EFI_ERROR(Status) && (ArmCoreCount > 0)) {
// Build MPCore Info HOB
BuildGuidDataHob (&gArmMpCoreInfoGuid, ArmCoreInfoTable, sizeof (ARM_CORE_INFO) * ArmCoreCount);
}
}
// Set the Boot Mode
SetBootMode (ArmPlatformGetBootMode ());
// Initialize Platform HOBs (CpuHob and FvHob)
Status = PlatformPeim ();
ASSERT_EFI_ERROR (Status);
// Now, the HOB List has been initialized, we can register performance information
PERF_START (NULL, "PEI", NULL, StartTimeStamp);
// SEC phase needs to run library constructors by hand.
ExtractGuidedSectionLibConstructor ();
LzmaDecompressLibConstructor ();
// Build HOBs to pass up our version of stuff the DXE Core needs to save space
BuildPeCoffLoaderHob ();
BuildExtractSectionHob (
&gLzmaCustomDecompressGuid,
LzmaGuidedSectionGetInfo,
LzmaGuidedSectionExtraction
);
// Assume the FV that contains the SEC (our code) also contains a compressed FV.
Status = DecompressFirstFv ();
ASSERT_EFI_ERROR (Status);
// Load the DXE Core and transfer control to it
Status = LoadDxeCoreFromFv (NULL, 0);
ASSERT_EFI_ERROR (Status);
}
/**
Internal function to allocate pool of a particular type.
Caller must have the memory lock held
@param PoolType Type of pool to allocate
@param Size The amount of pool to allocate
@param NeedGuard Flag to indicate Guard page is needed or not
@return The allocate pool, or NULL
**/
VOID *
CoreAllocatePoolI (
IN EFI_MEMORY_TYPE PoolType,
IN UINTN Size,
IN BOOLEAN NeedGuard
)
{
POOL *Pool;
POOL_FREE *Free;
POOL_HEAD *Head;
POOL_TAIL *Tail;
CHAR8 *NewPage;
VOID *Buffer;
UINTN Index;
UINTN FSize;
UINTN Offset, MaxOffset;
UINTN NoPages;
UINTN Granularity;
BOOLEAN HasPoolTail;
ASSERT_LOCKED (&mPoolMemoryLock);
if (PoolType == EfiACPIReclaimMemory ||
PoolType == EfiACPIMemoryNVS ||
PoolType == EfiRuntimeServicesCode ||
PoolType == EfiRuntimeServicesData) {
Granularity = RUNTIME_PAGE_ALLOCATION_GRANULARITY;
} else {
Granularity = DEFAULT_PAGE_ALLOCATION_GRANULARITY;
}
//
// Adjust the size by the pool header & tail overhead
//
HasPoolTail = !(NeedGuard &&
((PcdGet8 (PcdHeapGuardPropertyMask) & BIT7) == 0));
//
// Adjusting the Size to be of proper alignment so that
// we don't get an unaligned access fault later when
// pool_Tail is being initialized
//
Size = ALIGN_VARIABLE (Size);
Size += POOL_OVERHEAD;
Index = SIZE_TO_LIST(Size);
Pool = LookupPoolHead (PoolType);
if (Pool== NULL) {
return NULL;
}
Head = NULL;
//
// If allocation is over max size, just allocate pages for the request
// (slow)
//
if (Index >= SIZE_TO_LIST (Granularity) || NeedGuard) {
if (!HasPoolTail) {
Size -= sizeof (POOL_TAIL);
}
NoPages = EFI_SIZE_TO_PAGES (Size) + EFI_SIZE_TO_PAGES (Granularity) - 1;
NoPages &= ~(UINTN)(EFI_SIZE_TO_PAGES (Granularity) - 1);
Head = CoreAllocatePoolPagesI (PoolType, NoPages, Granularity, NeedGuard);
if (NeedGuard) {
Head = AdjustPoolHeadA ((EFI_PHYSICAL_ADDRESS)(UINTN)Head, NoPages, Size);
}
goto Done;
}
//
// If there's no free pool in the proper list size, go get some more pages
//
if (IsListEmpty (&Pool->FreeList[Index])) {
Offset = LIST_TO_SIZE (Index);
MaxOffset = Granularity;
//
// Check the bins holding larger blocks, and carve one up if needed
//
while (++Index < SIZE_TO_LIST (Granularity)) {
if (!IsListEmpty (&Pool->FreeList[Index])) {
Free = CR (Pool->FreeList[Index].ForwardLink, POOL_FREE, Link, POOL_FREE_SIGNATURE);
RemoveEntryList (&Free->Link);
NewPage = (VOID *) Free;
MaxOffset = LIST_TO_SIZE (Index);
goto Carve;
}
}
//
// Get another page
//
NewPage = CoreAllocatePoolPagesI (PoolType, EFI_SIZE_TO_PAGES (Granularity),
Granularity, NeedGuard);
if (NewPage == NULL) {
goto Done;
}
//
// Serve the allocation request from the head of the allocated block
//
Carve:
Head = (POOL_HEAD *) NewPage;
//
// Carve up remaining space into free pool blocks
//
Index--;
while (Offset < MaxOffset) {
ASSERT (Index < MAX_POOL_LIST);
FSize = LIST_TO_SIZE(Index);
while (Offset + FSize <= MaxOffset) {
Free = (POOL_FREE *) &NewPage[Offset];
Free->Signature = POOL_FREE_SIGNATURE;
Free->Index = (UINT32)Index;
InsertHeadList (&Pool->FreeList[Index], &Free->Link);
Offset += FSize;
}
Index -= 1;
}
ASSERT (Offset == MaxOffset);
goto Done;
}
//
// Remove entry from free pool list
//
Free = CR (Pool->FreeList[Index].ForwardLink, POOL_FREE, Link, POOL_FREE_SIGNATURE);
RemoveEntryList (&Free->Link);
Head = (POOL_HEAD *) Free;
Done:
Buffer = NULL;
if (Head != NULL) {
//
// Account the allocation
//
Pool->Used += Size;
//
// If we have a pool buffer, fill in the header & tail info
//
Head->Signature = POOL_HEAD_SIGNATURE;
Head->Size = Size;
Head->Type = (EFI_MEMORY_TYPE) PoolType;
Buffer = Head->Data;
if (HasPoolTail) {
Tail = HEAD_TO_TAIL (Head);
Tail->Signature = POOL_TAIL_SIGNATURE;
Tail->Size = Size;
Size -= POOL_OVERHEAD;
} else {
Size -= SIZE_OF_POOL_HEAD;
}
DEBUG_CLEAR_MEMORY (Buffer, Size);
DEBUG ((
DEBUG_POOL,
"AllocatePoolI: Type %x, Addr %p (len %lx) %,ld\n", PoolType,
Buffer,
(UINT64)Size,
(UINT64) Pool->Used
));
} else {
DEBUG ((DEBUG_ERROR | DEBUG_POOL, "AllocatePool: failed to allocate %ld bytes\n", (UINT64) Size));
}
return Buffer;
}
VOID
ApicTableUpdate (
IN OUT EFI_ACPI_DESCRIPTION_HEADER *TableHeader,
IN OUT EFI_ACPI_TABLE_VERSION *Version
)
/*++
Routine Description:
Update the processors information in the APIC table
Arguments:
Table - The table to be set
Version - Version to publish
Returns:
None
--*/
{
EFI_STATUS Status;
EFI_MP_SERVICES_PROTOCOL *MpService;
UINT8 *CurrPtr;
UINT8 *EndPtr;
UINT8 CurrIoApic;
UINT8 CurrProcessor;
UINTN NumberOfCPUs;
UINTN NumberOfEnabledCPUs;
UINTN BufferSize;
EFI_PROCESSOR_INFORMATION MpContext;
ACPI_APIC_STRUCTURE_PTR *ApicPtr;
CurrIoApic = 0;
CurrProcessor = 0;
//
// Find the MP Protocol. This is an MP platform, so MP protocol must be
// there.
//
Status = gBS->LocateProtocol (
&gEfiMpServiceProtocolGuid,
NULL,
(VOID**)&MpService
);
if (EFI_ERROR (Status)) {
//
// Failed to get MP information, doesn't publish the invalid table
//
*Version = EFI_ACPI_TABLE_VERSION_NONE;
return;
}
//
// Determine the number of processors
//
MpService->GetNumberOfProcessors (
MpService,
&NumberOfCPUs,
&NumberOfEnabledCPUs
);
CurrPtr = (UINT8*) &(TableHeader[1]);
CurrPtr = CurrPtr + 8; // Size of Local APIC Address & Flag
EndPtr = (UINT8*) TableHeader;
EndPtr = EndPtr + TableHeader->Length;
while (CurrPtr < EndPtr) {
ApicPtr = (ACPI_APIC_STRUCTURE_PTR*) CurrPtr;
switch (ApicPtr->AcpiApicCommon.Type) {
case EFI_ACPI_1_0_PROCESSOR_LOCAL_APIC:
BufferSize = sizeof (EFI_PROCESSOR_INFORMATION);
ApicPtr->AcpiLocalApic.Flags = 0;
ApicPtr->AcpiLocalApic.ApicId = 0;
Status = MpService->GetProcessorInfo (
MpService,
CurrProcessor,
&MpContext
);
if (!EFI_ERROR (Status)) {
if (MpContext.StatusFlag & PROCESSOR_ENABLED_BIT) {
ApicPtr->AcpiLocalApic.Flags = EFI_ACPI_3_0_LOCAL_APIC_ENABLED;
}
ApicPtr->AcpiLocalApic.ApicId = (UINT8)MpContext.ProcessorId;
}
CurrProcessor++;
break;
case EFI_ACPI_1_0_IO_APIC:
//
// IO APIC entries can be patched here
//
if (CurrIoApic == 0) {
//
// Update SOC internel IOAPIC base
//
ApicPtr->AcpiIoApic.IoApicId = PcdGet8 (PcdIoApicSettingIoApicId);
ApicPtr->AcpiIoApic.IoApicAddress = (UINT32)FixedPcdGet64(PcdIoApicBaseAddress);
ApicPtr->AcpiIoApic.GlobalSystemInterruptBase = 0;
} else {
//
// Porting is required to update other IOAPIC entries if available
//
ASSERT (0);
}
CurrIoApic++;
break;
default:
break;
};
CurrPtr = CurrPtr + ApicPtr->AcpiApicCommon.Length;
}
}
/**
Performs any early platform specific GPIO Controller manipulation.
**/
VOID
EFIAPI
EarlyPlatformGpioCtrlerManipulation (
VOID
)
{
UINT32 IohGpioBase;
UINT32 Data32;
UINT32 Addr;
UINT32 DevPcieAddr;
UINT16 SaveCmdReg;
UINT32 SaveBarReg;
UINT16 PciVid;
UINT16 PciDid;
IohGpioBase = (UINT32) PcdGet64 (PcdIohGpioMmioBase);
DevPcieAddr = PCI_LIB_ADDRESS (
PcdGet8 (PcdIohGpioBusNumber),
PcdGet8 (PcdIohGpioDevNumber),
PcdGet8 (PcdIohGpioFunctionNumber),
0
);
//
// Do nothing if not a supported device.
//
PciVid = PciRead16 (DevPcieAddr + PCI_VENDOR_ID_OFFSET);
PciDid = PciRead16 (DevPcieAddr + PCI_DEVICE_ID_OFFSET);
if((PciVid != V_IOH_I2C_GPIO_VENDOR_ID) || (PciDid != V_IOH_I2C_GPIO_DEVICE_ID)) {
return;
}
//
// Save current settings for PCI CMD/BAR registers.
//
SaveCmdReg = PciRead16 (DevPcieAddr + PCI_COMMAND_OFFSET);
SaveBarReg = PciRead32 (DevPcieAddr + PcdGet8 (PcdIohGpioBarRegister));
//
// Use predefined tempory memory resource.
//
PciWrite32 ( DevPcieAddr + PcdGet8 (PcdIohGpioBarRegister), IohGpioBase);
PciWrite8 ( DevPcieAddr + PCI_COMMAND_OFFSET, EFI_PCI_COMMAND_MEMORY_SPACE);
//
// Gpio Controller Manipulation Tasks.
//
//
// Reset Cypress Expander on Galileo Platform
//
Addr = IohGpioBase + GPIO_SWPORTA_DR;
Data32 = *((volatile UINT32 *) (UINTN)(Addr));
Data32 |= BIT4; // Cypress Reset line controlled by GPIO<4>
*((volatile UINT32 *) (UINTN)(Addr)) = Data32;
Data32 = *((volatile UINT32 *) (UINTN)(Addr));
Data32 &= ~BIT4; // Cypress Reset line controlled by GPIO<4>
*((volatile UINT32 *) (UINTN)(Addr)) = Data32;
//
// Restore settings for PCI CMD/BAR registers
//
PciWrite32 ((DevPcieAddr + PcdGet8 (PcdIohGpioBarRegister)), SaveBarReg);
PciWrite16 (DevPcieAddr + PCI_COMMAND_OFFSET, SaveCmdReg);
}
/**
Entry point of this module.
@param[in] FileHandle Handle of the file being invoked.
@param[in] PeiServices Describes the list of possible PEI Services.
@return Status.
**/
EFI_STATUS
EFIAPI
PeimEntryMA (
IN EFI_PEI_FILE_HANDLE FileHandle,
IN CONST EFI_PEI_SERVICES **PeiServices
)
{
EFI_STATUS Status;
EFI_BOOT_MODE BootMode;
if (CompareGuid (PcdGetPtr(PcdTpmInstanceGuid), &gEfiTpmDeviceInstanceNoneGuid) ||
CompareGuid (PcdGetPtr(PcdTpmInstanceGuid), &gEfiTpmDeviceInstanceTpm12Guid)){
DEBUG ((EFI_D_ERROR, "No TPM2 instance required!\n"));
return EFI_UNSUPPORTED;
}
//
// Update for Performance optimization
//
Status = Tpm2RequestUseTpm ();
if (EFI_ERROR (Status)) {
DEBUG ((DEBUG_ERROR, "TPM not detected!\n"));
return Status;
}
Status = PeiServicesGetBootMode (&BootMode);
ASSERT_EFI_ERROR (Status);
//
// In S3 path, skip shadow logic. no measurement is required
//
if (BootMode != BOOT_ON_S3_RESUME) {
Status = (**PeiServices).RegisterForShadow(FileHandle);
if (Status == EFI_ALREADY_STARTED) {
mImageInMemory = TRUE;
mFileHandle = FileHandle;
} else if (Status == EFI_NOT_FOUND) {
ASSERT_EFI_ERROR (Status);
}
}
if (!mImageInMemory) {
//
// Initialize TPM device
//
if (PcdGet8 (PcdTpm2InitializationPolicy) == 1) {
if (BootMode == BOOT_ON_S3_RESUME) {
Status = Tpm2Startup (TPM_SU_STATE);
if (EFI_ERROR (Status) ) {
Status = Tpm2Startup (TPM_SU_CLEAR);
}
} else {
Status = Tpm2Startup (TPM_SU_CLEAR);
}
if (EFI_ERROR (Status) ) {
return Status;
}
}
//
// TpmSelfTest is optional on S3 path, skip it to save S3 time
//
if (BootMode != BOOT_ON_S3_RESUME) {
if (PcdGet8 (PcdTpm2SelfTestPolicy) == 1) {
Status = Tpm2SelfTest (NO);
if (EFI_ERROR (Status)) {
return Status;
}
}
}
Status = PeiServicesInstallPpi (&mTpmInitializedPpiList);
ASSERT_EFI_ERROR (Status);
}
if (mImageInMemory) {
Status = PeimEntryMP ((EFI_PEI_SERVICES**)PeiServices);
if (EFI_ERROR (Status)) {
return Status;
}
}
return Status;
}
/**
This service of the TEMPORARY_RAM_SUPPORT_PPI that migrates temporary RAM into
permanent memory.
@param[in] PeiServices Pointer to the PEI Services Table.
@param[in] TemporaryMemoryBase Source Address in temporary memory from which the SEC or PEIM will copy the
Temporary RAM contents.
@param[in] PermanentMemoryBase Destination Address in permanent memory into which the SEC or PEIM will copy the
Temporary RAM contents.
@param[in] CopySize Amount of memory to migrate from temporary to permanent memory.
@retval EFI_SUCCESS The data was successfully returned.
@retval EFI_INVALID_PARAMETER PermanentMemoryBase + CopySize > TemporaryMemoryBase when
TemporaryMemoryBase > PermanentMemoryBase.
**/
EFI_STATUS
EFIAPI
SecTemporaryRamSupport (
IN CONST EFI_PEI_SERVICES **PeiServices,
IN EFI_PHYSICAL_ADDRESS TemporaryMemoryBase,
IN EFI_PHYSICAL_ADDRESS PermanentMemoryBase,
IN UINTN CopySize
)
{
IA32_DESCRIPTOR IdtDescriptor;
VOID* OldHeap;
VOID* NewHeap;
VOID* OldStack;
VOID* NewStack;
UINTN HeapSize;
UINTN StackSize;
HeapSize = CopySize * PcdGet8 (PcdFspHeapSizePercentage) / 100 ;
StackSize = CopySize - HeapSize;
OldHeap = (VOID*)(UINTN)TemporaryMemoryBase;
NewHeap = (VOID*)((UINTN)PermanentMemoryBase + StackSize);
OldStack = (VOID*)((UINTN)TemporaryMemoryBase + HeapSize);
NewStack = (VOID*)(UINTN)PermanentMemoryBase;
//
// Migrate Heap
//
CopyMem (NewHeap, OldHeap, HeapSize);
//
// Migrate Stack
//
CopyMem (NewStack, OldStack, StackSize);
//
// We need *not* fix the return address because currently,
// The PeiCore is executed in flash.
//
//
// Rebase IDT table in permanent memory
//
AsmReadIdtr (&IdtDescriptor);
IdtDescriptor.Base = IdtDescriptor.Base - (UINTN)OldStack + (UINTN)NewStack;
AsmWriteIdtr (&IdtDescriptor);
//
// Fixed the FSP data pointer
//
FspDataPointerFixUp ((UINTN)NewStack - (UINTN)OldStack);
//
// SecSwitchStack function must be invoked after the memory migration
// immediatly, also we need fixup the stack change caused by new call into
// permenent memory.
//
SecSwitchStack (
(UINT32) (UINTN) OldStack,
(UINT32) (UINTN) NewStack
);
return EFI_SUCCESS;
}
/**
Initialize Memory Protection support.
**/
VOID
EFIAPI
CoreInitializeMemoryProtection (
VOID
)
{
EFI_STATUS Status;
EFI_EVENT Event;
EFI_EVENT EndOfDxeEvent;
VOID *Registration;
mImageProtectionPolicy = PcdGet32(PcdImageProtectionPolicy);
InitializeListHead (&mProtectedImageRecordList);
//
// Sanity check the PcdDxeNxMemoryProtectionPolicy setting:
// - code regions should have no EFI_MEMORY_XP attribute
// - EfiConventionalMemory and EfiBootServicesData should use the
// same attribute
//
ASSERT ((GetPermissionAttributeForMemoryType (EfiBootServicesCode) & EFI_MEMORY_XP) == 0);
ASSERT ((GetPermissionAttributeForMemoryType (EfiRuntimeServicesCode) & EFI_MEMORY_XP) == 0);
ASSERT ((GetPermissionAttributeForMemoryType (EfiLoaderCode) & EFI_MEMORY_XP) == 0);
ASSERT (GetPermissionAttributeForMemoryType (EfiBootServicesData) ==
GetPermissionAttributeForMemoryType (EfiConventionalMemory));
if (mImageProtectionPolicy != 0 || PcdGet64 (PcdDxeNxMemoryProtectionPolicy) != 0) {
Status = CoreCreateEvent (
EVT_NOTIFY_SIGNAL,
TPL_CALLBACK,
MemoryProtectionCpuArchProtocolNotify,
NULL,
&Event
);
ASSERT_EFI_ERROR(Status);
//
// Register for protocol notifactions on this event
//
Status = CoreRegisterProtocolNotify (
&gEfiCpuArchProtocolGuid,
Event,
&Registration
);
ASSERT_EFI_ERROR(Status);
}
//
// Register a callback to disable NULL pointer detection at EndOfDxe
//
if ((PcdGet8 (PcdNullPointerDetectionPropertyMask) & (BIT0|BIT7))
== (BIT0|BIT7)) {
Status = CoreCreateEventEx (
EVT_NOTIFY_SIGNAL,
TPL_NOTIFY,
DisableNullDetectionAtTheEndOfDxe,
NULL,
&gEfiEndOfDxeEventGroupGuid,
&EndOfDxeEvent
);
ASSERT_EFI_ERROR (Status);
}
return ;
}
/**
Entry point to the C language phase of SEC. After the SEC assembly
code has initialized some temporary memory and set up the stack,
the control is transferred to this function.
@param[in] SizeOfRam Size of the temporary memory available for use.
@param[in] TempRamBase Base address of tempory ram
@param[in] BootFirmwareVolume Base address of the Boot Firmware Volume.
@param[in] PeiCore PeiCore entry point.
@param[in] BootLoaderStack BootLoader stack.
@param[in] ApiIdx the index of API.
@return This function never returns.
**/
VOID
EFIAPI
SecStartup (
IN UINT32 SizeOfRam,
IN UINT32 TempRamBase,
IN VOID *BootFirmwareVolume,
IN PEI_CORE_ENTRY PeiCore,
IN UINT32 BootLoaderStack,
IN UINT32 ApiIdx
)
{
EFI_SEC_PEI_HAND_OFF SecCoreData;
IA32_DESCRIPTOR IdtDescriptor;
SEC_IDT_TABLE IdtTableInStack;
UINT32 Index;
FSP_GLOBAL_DATA PeiFspData;
UINT64 ExceptionHandler;
//
// Process all libraries constructor function linked to SecCore.
//
ProcessLibraryConstructorList ();
//
// Initialize floating point operating environment
// to be compliant with UEFI spec.
//
InitializeFloatingPointUnits ();
// |-------------------|---->
// |Idt Table |
// |-------------------|
// |PeiService Pointer | PeiStackSize
// |-------------------|
// | |
// | Stack |
// |-------------------|---->
// | |
// | |
// | Heap | PeiTemporayRamSize
// | |
// | |
// |-------------------|----> TempRamBase
IdtTableInStack.PeiService = NULL;
ExceptionHandler = FspGetExceptionHandler(mIdtEntryTemplate);
for (Index = 0; Index < SEC_IDT_ENTRY_COUNT; Index ++) {
CopyMem ((VOID*)&IdtTableInStack.IdtTable[Index], (VOID*)&ExceptionHandler, sizeof (UINT64));
}
IdtDescriptor.Base = (UINTN) &IdtTableInStack.IdtTable;
IdtDescriptor.Limit = (UINT16)(sizeof (IdtTableInStack.IdtTable) - 1);
AsmWriteIdtr (&IdtDescriptor);
//
// Initialize the global FSP data region
//
FspGlobalDataInit (&PeiFspData, BootLoaderStack, (UINT8)ApiIdx);
//
// Update the base address and length of Pei temporary memory
//
SecCoreData.DataSize = sizeof (EFI_SEC_PEI_HAND_OFF);
SecCoreData.BootFirmwareVolumeBase = BootFirmwareVolume;
SecCoreData.BootFirmwareVolumeSize = (UINT32)((EFI_FIRMWARE_VOLUME_HEADER *)BootFirmwareVolume)->FvLength;
SecCoreData.TemporaryRamBase = (VOID*)(UINTN) TempRamBase;
SecCoreData.TemporaryRamSize = SizeOfRam;
SecCoreData.PeiTemporaryRamBase = SecCoreData.TemporaryRamBase;
SecCoreData.PeiTemporaryRamSize = SecCoreData.TemporaryRamSize * PcdGet8 (PcdFspHeapSizePercentage) / 100;
SecCoreData.StackBase = (VOID*)(UINTN)((UINTN)SecCoreData.TemporaryRamBase + SecCoreData.PeiTemporaryRamSize);
SecCoreData.StackSize = SecCoreData.TemporaryRamSize - SecCoreData.PeiTemporaryRamSize;
DEBUG ((DEBUG_INFO, "Fsp BootFirmwareVolumeBase - 0x%x\n", SecCoreData.BootFirmwareVolumeBase));
DEBUG ((DEBUG_INFO, "Fsp BootFirmwareVolumeSize - 0x%x\n", SecCoreData.BootFirmwareVolumeSize));
DEBUG ((DEBUG_INFO, "Fsp TemporaryRamBase - 0x%x\n", SecCoreData.TemporaryRamBase));
DEBUG ((DEBUG_INFO, "Fsp TemporaryRamSize - 0x%x\n", SecCoreData.TemporaryRamSize));
DEBUG ((DEBUG_INFO, "Fsp PeiTemporaryRamBase - 0x%x\n", SecCoreData.PeiTemporaryRamBase));
DEBUG ((DEBUG_INFO, "Fsp PeiTemporaryRamSize - 0x%x\n", SecCoreData.PeiTemporaryRamSize));
DEBUG ((DEBUG_INFO, "Fsp StackBase - 0x%x\n", SecCoreData.StackBase));
DEBUG ((DEBUG_INFO, "Fsp StackSize - 0x%x\n", SecCoreData.StackSize));
//
// Call PeiCore Entry
//
PeiCore (&SecCoreData, mPeiSecPlatformInformationPpi);
//
// Should never be here
//
CpuDeadLoop ();
}
/**
Entry point of this module.
@param[in] FileHandle Handle of the file being invoked.
@param[in] PeiServices Describes the list of possible PEI Services.
@return Status.
**/
EFI_STATUS
EFIAPI
PeimEntryMA (
IN EFI_PEI_FILE_HANDLE FileHandle,
IN CONST EFI_PEI_SERVICES **PeiServices
)
{
EFI_STATUS Status;
EFI_STATUS Status2;
EFI_BOOT_MODE BootMode;
if (!CompareGuid (PcdGetPtr(PcdTpmInstanceGuid), &gEfiTpmDeviceInstanceTpm12Guid)){
DEBUG ((EFI_D_ERROR, "No TPM12 instance required!\n"));
return EFI_UNSUPPORTED;
}
if (GetFirstGuidHob (&gTpmErrorHobGuid) != NULL) {
DEBUG ((EFI_D_ERROR, "TPM error!\n"));
return EFI_DEVICE_ERROR;
}
//
// Initialize TPM device
//
Status = PeiServicesGetBootMode (&BootMode);
ASSERT_EFI_ERROR (Status);
//
// In S3 path, skip shadow logic. no measurement is required
//
if (BootMode != BOOT_ON_S3_RESUME) {
Status = (**PeiServices).RegisterForShadow(FileHandle);
if (Status == EFI_ALREADY_STARTED) {
mImageInMemory = TRUE;
} else if (Status == EFI_NOT_FOUND) {
ASSERT_EFI_ERROR (Status);
}
}
if (!mImageInMemory) {
Status = Tpm12RequestUseTpm ();
if (EFI_ERROR (Status)) {
DEBUG ((DEBUG_ERROR, "TPM not detected!\n"));
goto Done;
}
if (PcdGet8 (PcdTpmInitializationPolicy) == 1) {
if (BootMode == BOOT_ON_S3_RESUME) {
Status = Tpm12Startup (TPM_ST_STATE);
} else {
Status = Tpm12Startup (TPM_ST_CLEAR);
}
if (EFI_ERROR (Status) ) {
goto Done;
}
}
//
// TpmSelfTest is optional on S3 path, skip it to save S3 time
//
if (BootMode != BOOT_ON_S3_RESUME) {
Status = Tpm12ContinueSelfTest ();
if (EFI_ERROR (Status)) {
goto Done;
}
}
//
// Only intall TpmInitializedPpi on success
//
Status = PeiServicesInstallPpi (&mTpmInitializedPpiList);
ASSERT_EFI_ERROR (Status);
}
if (mImageInMemory) {
Status = PeimEntryMP ((EFI_PEI_SERVICES**)PeiServices);
return Status;
}
Done:
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "TPM error! Build Hob\n"));
BuildGuidHob (&gTpmErrorHobGuid,0);
REPORT_STATUS_CODE (
EFI_ERROR_CODE | EFI_ERROR_MINOR,
(PcdGet32 (PcdStatusCodeSubClassTpmDevice) | EFI_P_EC_INTERFACE_ERROR)
);
}
//
// Always intall TpmInitializationDonePpi no matter success or fail.
// Other driver can know TPM initialization state by TpmInitializedPpi.
//
Status2 = PeiServicesInstallPpi (&mTpmInitializationDonePpiList);
ASSERT_EFI_ERROR (Status2);
return Status;
}
/**
This routine reads a numeric value from the user input.
@param Selection Pointer to current selection.
@param MenuOption Pointer to the current input menu.
@retval EFI_SUCCESS If numerical input is read successfully
@retval EFI_DEVICE_ERROR If operation fails
**/
EFI_STATUS
GetNumericInput (
IN UI_MENU_SELECTION *Selection,
IN UI_MENU_OPTION *MenuOption
)
{
EFI_STATUS Status;
UINTN Column;
UINTN Row;
CHAR16 InputText[MAX_NUMERIC_INPUT_WIDTH];
CHAR16 FormattedNumber[MAX_NUMERIC_INPUT_WIDTH - 1];
UINT64 PreviousNumber[MAX_NUMERIC_INPUT_WIDTH - 3];
UINTN Count;
UINTN Loop;
BOOLEAN ManualInput;
BOOLEAN HexInput;
BOOLEAN DateOrTime;
UINTN InputWidth;
UINT64 EditValue;
UINT64 Step;
UINT64 Minimum;
UINT64 Maximum;
UINTN EraseLen;
UINT8 Digital;
EFI_INPUT_KEY Key;
EFI_HII_VALUE *QuestionValue;
FORM_BROWSER_FORM *Form;
FORM_BROWSER_FORMSET *FormSet;
FORM_BROWSER_STATEMENT *Question;
Column = MenuOption->OptCol;
Row = MenuOption->Row;
PreviousNumber[0] = 0;
Count = 0;
InputWidth = 0;
Digital = 0;
FormSet = Selection->FormSet;
Form = Selection->Form;
Question = MenuOption->ThisTag;
QuestionValue = &Question->HiiValue;
Step = Question->Step;
Minimum = Question->Minimum;
Maximum = Question->Maximum;
//
// Only two case, user can enter to this function: Enter and +/- case.
// In Enter case, gDirection = 0; in +/- case, gDirection = SCAN_LEFT/SCAN_WRIGHT
//
ManualInput = (BOOLEAN)(gDirection == 0 ? TRUE : FALSE);
if ((Question->Operand == EFI_IFR_DATE_OP) || (Question->Operand == EFI_IFR_TIME_OP)) {
DateOrTime = TRUE;
} else {
DateOrTime = FALSE;
}
//
// Prepare Value to be edit
//
EraseLen = 0;
EditValue = 0;
if (Question->Operand == EFI_IFR_DATE_OP) {
Step = 1;
Minimum = 1;
switch (MenuOption->Sequence) {
case 0:
Maximum = 12;
EraseLen = 4;
EditValue = QuestionValue->Value.date.Month;
break;
case 1:
switch (QuestionValue->Value.date.Month) {
case 2:
if ((QuestionValue->Value.date.Year % 4) == 0 &&
((QuestionValue->Value.date.Year % 100) != 0 ||
(QuestionValue->Value.date.Year % 400) == 0)) {
Maximum = 29;
} else {
Maximum = 28;
}
break;
case 4:
case 6:
case 9:
case 11:
Maximum = 30;
break;
default:
Maximum = 31;
break;
}
EraseLen = 3;
EditValue = QuestionValue->Value.date.Day;
break;
case 2:
Maximum = 0xffff;
EraseLen = 5;
EditValue = QuestionValue->Value.date.Year;
break;
default:
break;
}
} else if (Question->Operand == EFI_IFR_TIME_OP) {
Step = 1;
Minimum = 0;
switch (MenuOption->Sequence) {
case 0:
Maximum = 23;
EraseLen = 4;
EditValue = QuestionValue->Value.time.Hour;
break;
case 1:
Maximum = 59;
EraseLen = 3;
EditValue = QuestionValue->Value.time.Minute;
break;
case 2:
Maximum = 59;
EraseLen = 3;
EditValue = QuestionValue->Value.time.Second;
break;
default:
break;
}
} else {
//
// Numeric
//
EraseLen = gOptionBlockWidth;
EditValue = QuestionValue->Value.u64;
if (Maximum == 0) {
Maximum = (UINT64) -1;
}
}
if ((Question->Operand == EFI_IFR_NUMERIC_OP) &&
((Question->Flags & EFI_IFR_DISPLAY) == EFI_IFR_DISPLAY_UINT_HEX)) {
HexInput = TRUE;
} else {
HexInput = FALSE;
}
//
// Enter from "Enter" input, clear the old word showing.
//
if (ManualInput) {
if (Question->Operand == EFI_IFR_NUMERIC_OP) {
if (HexInput) {
InputWidth = Question->StorageWidth * 2;
} else {
switch (Question->StorageWidth) {
case 1:
InputWidth = 3;
break;
case 2:
InputWidth = 5;
break;
case 4:
InputWidth = 10;
break;
case 8:
InputWidth = 20;
break;
default:
InputWidth = 0;
break;
}
}
InputText[0] = LEFT_NUMERIC_DELIMITER;
SetUnicodeMem (InputText + 1, InputWidth, L' ');
ASSERT (InputWidth + 2 < MAX_NUMERIC_INPUT_WIDTH);
InputText[InputWidth + 1] = RIGHT_NUMERIC_DELIMITER;
InputText[InputWidth + 2] = L'\0';
PrintAt (Column, Row, InputText);
Column++;
}
if (Question->Operand == EFI_IFR_DATE_OP) {
if (MenuOption->Sequence == 2) {
InputWidth = 4;
} else {
InputWidth = 2;
}
if (MenuOption->Sequence == 0) {
InputText[0] = LEFT_NUMERIC_DELIMITER;
SetUnicodeMem (InputText + 1, InputWidth, L' ');
} else {
SetUnicodeMem (InputText, InputWidth, L' ');
}
if (MenuOption->Sequence == 2) {
InputText[InputWidth + 1] = RIGHT_NUMERIC_DELIMITER;
} else {
InputText[InputWidth + 1] = DATE_SEPARATOR;
}
InputText[InputWidth + 2] = L'\0';
PrintAt (Column, Row, InputText);
if (MenuOption->Sequence == 0) {
Column++;
}
}
if (Question->Operand == EFI_IFR_TIME_OP) {
InputWidth = 2;
if (MenuOption->Sequence == 0) {
InputText[0] = LEFT_NUMERIC_DELIMITER;
SetUnicodeMem (InputText + 1, InputWidth, L' ');
} else {
SetUnicodeMem (InputText, InputWidth, L' ');
}
if (MenuOption->Sequence == 2) {
InputText[InputWidth + 1] = RIGHT_NUMERIC_DELIMITER;
} else {
InputText[InputWidth + 1] = TIME_SEPARATOR;
}
InputText[InputWidth + 2] = L'\0';
PrintAt (Column, Row, InputText);
if (MenuOption->Sequence == 0) {
Column++;
}
}
}
//
// First time we enter this handler, we need to check to see if
// we were passed an increment or decrement directive
//
do {
Key.UnicodeChar = CHAR_NULL;
if (gDirection != 0) {
Key.ScanCode = gDirection;
gDirection = 0;
goto TheKey2;
}
Status = WaitForKeyStroke (&Key);
TheKey2:
switch (Key.UnicodeChar) {
case '+':
case '-':
if (Key.UnicodeChar == '+') {
Key.ScanCode = SCAN_RIGHT;
} else {
Key.ScanCode = SCAN_LEFT;
}
Key.UnicodeChar = CHAR_NULL;
goto TheKey2;
case CHAR_NULL:
switch (Key.ScanCode) {
case SCAN_LEFT:
case SCAN_RIGHT:
if (DateOrTime && !ManualInput) {
//
// By setting this value, we will return back to the caller.
// We need to do this since an auto-refresh will destroy the adjustment
// based on what the real-time-clock is showing. So we always commit
// upon changing the value.
//
gDirection = SCAN_DOWN;
}
if ((Step != 0) && !ManualInput) {
if (Key.ScanCode == SCAN_LEFT) {
if (EditValue >= Minimum + Step) {
EditValue = EditValue - Step;
} else if (EditValue > Minimum) {
EditValue = Minimum;
} else {
EditValue = Maximum;
}
} else if (Key.ScanCode == SCAN_RIGHT) {
if (EditValue + Step <= Maximum) {
EditValue = EditValue + Step;
} else if (EditValue < Maximum) {
EditValue = Maximum;
} else {
EditValue = Minimum;
}
}
ZeroMem (FormattedNumber, 21 * sizeof (CHAR16));
if (Question->Operand == EFI_IFR_DATE_OP) {
if (MenuOption->Sequence == 2) {
//
// Year
//
UnicodeSPrint (FormattedNumber, 21 * sizeof (CHAR16), L"%04d", (UINT16) EditValue);
} else {
//
// Month/Day
//
UnicodeSPrint (FormattedNumber, 21 * sizeof (CHAR16), L"%02d", (UINT8) EditValue);
}
if (MenuOption->Sequence == 0) {
ASSERT (EraseLen >= 2);
FormattedNumber[EraseLen - 2] = DATE_SEPARATOR;
} else if (MenuOption->Sequence == 1) {
ASSERT (EraseLen >= 1);
FormattedNumber[EraseLen - 1] = DATE_SEPARATOR;
}
} else if (Question->Operand == EFI_IFR_TIME_OP) {
UnicodeSPrint (FormattedNumber, 21 * sizeof (CHAR16), L"%02d", (UINT8) EditValue);
if (MenuOption->Sequence == 0) {
ASSERT (EraseLen >= 2);
FormattedNumber[EraseLen - 2] = TIME_SEPARATOR;
} else if (MenuOption->Sequence == 1) {
ASSERT (EraseLen >= 1);
FormattedNumber[EraseLen - 1] = TIME_SEPARATOR;
}
} else {
QuestionValue->Value.u64 = EditValue;
PrintFormattedNumber (Question, FormattedNumber, 21 * sizeof (CHAR16));
}
gST->ConOut->SetAttribute (gST->ConOut, PcdGet8 (PcdBrowserFieldTextColor) | FIELD_BACKGROUND);
for (Loop = 0; Loop < EraseLen; Loop++) {
PrintAt (MenuOption->OptCol + Loop, MenuOption->Row, L" ");
}
gST->ConOut->SetAttribute (gST->ConOut, PcdGet8 (PcdBrowserFieldTextHighlightColor) | PcdGet8 (PcdBrowserFieldBackgroundHighlightColor));
if (MenuOption->Sequence == 0) {
PrintCharAt (MenuOption->OptCol, Row, LEFT_NUMERIC_DELIMITER);
Column = MenuOption->OptCol + 1;
}
PrintStringAt (Column, Row, FormattedNumber);
if (!DateOrTime || MenuOption->Sequence == 2) {
PrintChar (RIGHT_NUMERIC_DELIMITER);
}
}
goto EnterCarriageReturn;
break;
case SCAN_UP:
case SCAN_DOWN:
goto EnterCarriageReturn;
case SCAN_ESC:
return EFI_DEVICE_ERROR;
default:
break;
}
break;
EnterCarriageReturn:
case CHAR_CARRIAGE_RETURN:
//
// Validate input value with Minimum value.
//
if (EditValue < Minimum) {
UpdateStatusBar (Selection, INPUT_ERROR, Question->QuestionFlags, TRUE);
break;
} else {
UpdateStatusBar (Selection, INPUT_ERROR, Question->QuestionFlags, FALSE);
}
//
// Store Edit value back to Question
//
if (Question->Operand == EFI_IFR_DATE_OP) {
switch (MenuOption->Sequence) {
case 0:
QuestionValue->Value.date.Month = (UINT8) EditValue;
break;
case 1:
QuestionValue->Value.date.Day = (UINT8) EditValue;
break;
case 2:
QuestionValue->Value.date.Year = (UINT16) EditValue;
break;
default:
break;
}
} else if (Question->Operand == EFI_IFR_TIME_OP) {
switch (MenuOption->Sequence) {
case 0:
QuestionValue->Value.time.Hour = (UINT8) EditValue;
break;
case 1:
QuestionValue->Value.time.Minute = (UINT8) EditValue;
break;
case 2:
QuestionValue->Value.time.Second = (UINT8) EditValue;
break;
default:
break;
}
} else {
//
// Numeric
//
QuestionValue->Value.u64 = EditValue;
}
//
// Adjust the value to the correct one.
// Sample like: 2012.02.29 -> 2013.02.29 -> 2013.02.01
// 2013.03.29 -> 2013.02.29 -> 2013.02.28
//
if (Question->Operand == EFI_IFR_DATE_OP &&
(MenuOption->Sequence == 0 || MenuOption->Sequence == 2)) {
AdjustQuestionValue (Question, (UINT8)MenuOption->Sequence);
}
//
// Check to see if the Value is something reasonable against consistency limitations.
// If not, let's kick the error specified.
//
Status = ValidateQuestion (FormSet, Form, Question, EFI_HII_EXPRESSION_INCONSISTENT_IF);
if (EFI_ERROR (Status)) {
//
// Input value is not valid, restore Question Value
//
GetQuestionValue (FormSet, Form, Question, TRUE);
} else {
SetQuestionValue (FormSet, Form, Question, TRUE);
if (!DateOrTime || (Question->Storage != NULL)) {
//
// NV flag is unnecessary for RTC type of Date/Time
//
UpdateStatusBar (Selection, NV_UPDATE_REQUIRED, Question->QuestionFlags, TRUE);
}
}
return Status;
break;
case CHAR_BACKSPACE:
if (ManualInput) {
if (Count == 0) {
break;
}
//
// Remove a character
//
EditValue = PreviousNumber[Count - 1];
UpdateStatusBar (Selection, INPUT_ERROR, Question->QuestionFlags, FALSE);
Count--;
Column--;
PrintAt (Column, Row, L" ");
}
break;
default:
if (ManualInput) {
if (HexInput) {
if ((Key.UnicodeChar >= L'0') && (Key.UnicodeChar <= L'9')) {
Digital = (UINT8) (Key.UnicodeChar - L'0');
} else if ((Key.UnicodeChar >= L'A') && (Key.UnicodeChar <= L'F')) {
Digital = (UINT8) (Key.UnicodeChar - L'A' + 0x0A);
} else if ((Key.UnicodeChar >= L'a') && (Key.UnicodeChar <= L'f')) {
Digital = (UINT8) (Key.UnicodeChar - L'a' + 0x0A);
} else {
UpdateStatusBar (Selection, INPUT_ERROR, Question->QuestionFlags, TRUE);
break;
}
} else {
if (Key.UnicodeChar > L'9' || Key.UnicodeChar < L'0') {
UpdateStatusBar (Selection, INPUT_ERROR, Question->QuestionFlags, TRUE);
break;
}
}
//
// If Count exceed input width, there is no way more is valid
//
if (Count >= InputWidth) {
break;
}
//
// Someone typed something valid!
//
if (Count != 0) {
if (HexInput) {
EditValue = LShiftU64 (EditValue, 4) + Digital;
} else {
EditValue = MultU64x32 (EditValue, 10) + (Key.UnicodeChar - L'0');
}
} else {
if (HexInput) {
EditValue = Digital;
} else {
EditValue = Key.UnicodeChar - L'0';
}
}
if (EditValue > Maximum) {
UpdateStatusBar (Selection, INPUT_ERROR, Question->QuestionFlags, TRUE);
ASSERT (Count < sizeof (PreviousNumber) / sizeof (PreviousNumber[0]));
EditValue = PreviousNumber[Count];
break;
} else {
UpdateStatusBar (Selection, INPUT_ERROR, Question->QuestionFlags, FALSE);
}
Count++;
ASSERT (Count < (sizeof (PreviousNumber) / sizeof (PreviousNumber[0])));
PreviousNumber[Count] = EditValue;
PrintCharAt (Column, Row, Key.UnicodeChar);
Column++;
}
break;
}
} while (TRUE);
}
/**
Function for 'time' command.
@param[in] ImageHandle Handle to the Image (NULL if Internal).
@param[in] SystemTable Pointer to the System Table (NULL if Internal).
**/
SHELL_STATUS
EFIAPI
ShellCommandRunTime (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
LIST_ENTRY *Package;
CHAR16 *Message;
EFI_TIME TheTime;
CHAR16 *ProblemParam;
SHELL_STATUS ShellStatus;
INT16 Tz;
UINT8 Daylight;
CONST CHAR16 *TempLocation;
UINTN TzMinutes;
ShellStatus = SHELL_SUCCESS;
ProblemParam = NULL;
//
// Initialize variables
//
Message = NULL;
//
// initialize the shell lib (we must be in non-auto-init...)
//
Status = ShellInitialize();
ASSERT_EFI_ERROR(Status);
//
// parse the command line
//
if (PcdGet8(PcdShellSupportLevel) == 2) {
Status = ShellCommandLineParseEx (TimeParamList2, &Package, &ProblemParam, TRUE, TRUE);
} else {
ASSERT(PcdGet8(PcdShellSupportLevel) == 3);
Status = ShellCommandLineParseEx (TimeParamList3, &Package, &ProblemParam, TRUE, TRUE);
}
if (EFI_ERROR(Status)) {
if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel2HiiHandle, ProblemParam);
FreePool(ProblemParam);
ShellStatus = SHELL_INVALID_PARAMETER;
} else {
ASSERT(FALSE);
}
} else {
//
// check for "-?"
//
Status = gRT->GetTime(&TheTime, NULL);
ASSERT_EFI_ERROR(Status);
if (ShellCommandLineGetFlag(Package, L"-?")) {
ASSERT(FALSE);
} else if (ShellCommandLineGetRawValue(Package, 2) != NULL) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellLevel2HiiHandle);
ShellStatus = SHELL_INVALID_PARAMETER;
} else {
//
// If there are no parameters, then print the current time
//
if (ShellCommandLineGetRawValue(Package, 1) == NULL
&& !ShellCommandLineGetFlag(Package, L"-d")
&& !ShellCommandLineGetFlag(Package, L"-tz")) {
//
// ShellPrintEx the current time
//
if (TheTime.TimeZone == EFI_UNSPECIFIED_TIMEZONE) {
TzMinutes = 0;
} else {
TzMinutes = (ABS(TheTime.TimeZone)) % 60;
}
ShellPrintHiiEx (
-1,
-1,
NULL,
STRING_TOKEN (STR_TIME_FORMAT),
gShellLevel2HiiHandle,
TheTime.Hour,
TheTime.Minute,
TheTime.Second,
TheTime.TimeZone==EFI_UNSPECIFIED_TIMEZONE?L" ":(TheTime.TimeZone > 0?L"-":L"+"),
TheTime.TimeZone==EFI_UNSPECIFIED_TIMEZONE?0:(ABS(TheTime.TimeZone)) / 60,
TzMinutes
);
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_CRLF), gShellLevel2HiiHandle);
} else if (ShellCommandLineGetFlag(Package, L"-d") && ShellCommandLineGetValue(Package, L"-d") == NULL) {
if (TheTime.TimeZone == EFI_UNSPECIFIED_TIMEZONE) {
TzMinutes = 0;
} else {
TzMinutes = (ABS(TheTime.TimeZone)) % 60;
}
ShellPrintHiiEx (
-1,
-1,
NULL,
STRING_TOKEN (STR_TIME_FORMAT),
gShellLevel2HiiHandle,
TheTime.Hour,
TheTime.Minute,
TheTime.Second,
TheTime.TimeZone==EFI_UNSPECIFIED_TIMEZONE?L" ":(TheTime.TimeZone > 0?L"-":L"+"),
TheTime.TimeZone==EFI_UNSPECIFIED_TIMEZONE?0:(ABS(TheTime.TimeZone)) / 60,
TzMinutes
);
switch (TheTime.Daylight) {
case 0:
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_TIME_DST0), gShellLevel2HiiHandle);
break;
case EFI_TIME_ADJUST_DAYLIGHT:
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_TIME_DST1), gShellLevel2HiiHandle);
break;
case EFI_TIME_IN_DAYLIGHT:
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_TIME_DST2), gShellLevel2HiiHandle);
break;
case EFI_TIME_IN_DAYLIGHT|EFI_TIME_ADJUST_DAYLIGHT:
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_TIME_DST3), gShellLevel2HiiHandle);
break;
default:
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_UEFI_FUNC_ERROR), gShellLevel2HiiHandle, L"gRT->GetTime", L"TheTime.Daylight", TheTime.Daylight);
}
} else {
if (PcdGet8(PcdShellSupportLevel) == 2) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellLevel2HiiHandle);
ShellStatus = SHELL_INVALID_PARAMETER;
} else {
//
// perform level 3 operation here.
//
if ((TempLocation = ShellCommandLineGetValue(Package, L"-tz")) != NULL) {
if (TempLocation[0] == L'-') {
Tz = (INT16)(0 - ShellStrToUintn(++TempLocation));
} else {
Tz = (INT16)ShellStrToUintn(TempLocation);
}
if (!(Tz >= -1440 && Tz <= 1440) && Tz != EFI_UNSPECIFIED_TIMEZONE) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM_VAL), gShellLevel2HiiHandle, L"-tz");
ShellStatus = SHELL_INVALID_PARAMETER;
}
} else {
//
// intentionally out of bounds value will prevent changing it...
//
Tz = 1441;
}
TempLocation = ShellCommandLineGetValue(Package, L"-d");
if (TempLocation != NULL) {
Daylight = (UINT8)ShellStrToUintn(TempLocation);
if (Daylight != 0 && Daylight != 1 && Daylight != 3) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM_VAL), gShellLevel2HiiHandle, L"-d");
ShellStatus = SHELL_INVALID_PARAMETER;
}
} else {
//
// invalid = will not use
//
Daylight = 0xFF;
}
if (ShellStatus == SHELL_SUCCESS) {
ShellStatus = CheckAndSetTime(ShellCommandLineGetRawValue(Package, 1), Tz, Daylight);
if (ShellStatus != SHELL_SUCCESS) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel2HiiHandle, ShellCommandLineGetRawValue(Package, 1));
ShellStatus = SHELL_INVALID_PARAMETER;
}
}
}
}
}
}
//
// free the command line package
//
ShellCommandLineFreeVarList (Package);
//
// return the status
//
return (ShellStatus);
}
/**
Publish the smbios type 1.
@param Event Event whose notification function is being invoked (gEfiDxeSmmReadyToLockProtocolGuid).
@param Context Pointer to the notification functions context, which is implementation dependent.
@retval None
**/
EFI_STATUS
EFIAPI
AddSmbiosManuCallback (
IN EFI_EVENT Event,
IN VOID *Context
)
{
CHAR8 *OptionalStrStart;
UINTN ManuStrLen;
UINTN VerStrLen;
UINTN PdNameStrLen;
UINTN SerialNumStrLen;
UINTN SkuNumberStrLen;
UINTN FamilyNameStrLen;
EFI_STATUS Status;
EFI_STRING Manufacturer;
EFI_STRING ProductName;
EFI_STRING Version;
EFI_STRING SerialNumber;
EFI_STRING SkuNumber;
EFI_STRING FamilyName;
STRING_REF TokenToGet;
EFI_SMBIOS_HANDLE SmbiosHandle;
SMBIOS_TABLE_TYPE1 *SmbiosRecord;
EFI_MISC_SYSTEM_MANUFACTURER *ForType1InputData;
EFI_SMBIOS_PROTOCOL *Smbios;
CHAR16 Buffer[40];
CHAR16 *MacStr;
EFI_HANDLE *Handles;
UINTN BufferSize;
CHAR16 PlatformNameBuffer[40];
ForType1InputData = (EFI_MISC_SYSTEM_MANUFACTURER *)Context;
//
// First check for invalid parameters.
//
if (Context == NULL || mPlatformInfo == NULL) {
return EFI_INVALID_PARAMETER;
}
Status = gBS->LocateProtocol (&gEfiSmbiosProtocolGuid, NULL, (VOID *) &Smbios);
ASSERT_EFI_ERROR (Status);
if (BOARD_ID_MINNOW2_COMPATIBLE == mPlatformInfo->BoardId) {
// Detect the board is compatible board platform
UnicodeSPrint (PlatformNameBuffer, sizeof (PlatformNameBuffer),L"%s",L"Minnowboard Compatible ");
} else {
UnicodeSPrint (PlatformNameBuffer, sizeof (PlatformNameBuffer),L"%s",L"Minnowboard Max ");
}
//
// Silicon Steppings
//
switch (PchStepping()) {
case PchA0:
UnicodeSPrint (Buffer, sizeof (Buffer),L"%s%s", PlatformNameBuffer, L"A0 PLATFORM");
HiiSetString(mHiiHandle,STRING_TOKEN(STR_MISC_SYSTEM_PRODUCT_NAME), Buffer, NULL);
UnicodeSPrint (Buffer, sizeof (Buffer),L"%s",L"A0");
HiiSetString(mHiiHandle,STRING_TOKEN(STR_MISC_SYSTEM_VERSION), Buffer, NULL);
DEBUG ((EFI_D_ERROR, "A0 Stepping Detected\n"));
break;
case PchA1:
UnicodeSPrint (Buffer, sizeof (Buffer),L"%s%s", PlatformNameBuffer, L"A1 PLATFORM");
HiiSetString(mHiiHandle,STRING_TOKEN(STR_MISC_SYSTEM_PRODUCT_NAME), Buffer, NULL);
UnicodeSPrint (Buffer, sizeof (Buffer),L"%s",L"A1");
HiiSetString(mHiiHandle,STRING_TOKEN(STR_MISC_SYSTEM_VERSION), Buffer, NULL);
DEBUG ((EFI_D_ERROR, "A1 Stepping Detected\n"));
break;
case PchB0:
UnicodeSPrint (Buffer, sizeof (Buffer),L"%s%s", PlatformNameBuffer, L"B0 PLATFORM");
HiiSetString(mHiiHandle,STRING_TOKEN(STR_MISC_SYSTEM_PRODUCT_NAME), Buffer, NULL);
UnicodeSPrint (Buffer, sizeof (Buffer),L"%s",L"B0");
HiiSetString(mHiiHandle,STRING_TOKEN(STR_MISC_SYSTEM_VERSION), Buffer, NULL);
DEBUG ((EFI_D_ERROR, "B0 Stepping Detected\n"));
break;
case PchB1:
UnicodeSPrint (Buffer, sizeof (Buffer),L"%s%s", PlatformNameBuffer, L"B1 PLATFORM");
HiiSetString(mHiiHandle,STRING_TOKEN(STR_MISC_SYSTEM_PRODUCT_NAME), Buffer, NULL);
UnicodeSPrint (Buffer, sizeof (Buffer),L"%s",L"B1");
HiiSetString(mHiiHandle,STRING_TOKEN(STR_MISC_SYSTEM_VERSION), Buffer, NULL);
DEBUG ((EFI_D_ERROR, "B1 Stepping Detected\n"));
break;
case PchB2:
UnicodeSPrint (Buffer, sizeof (Buffer),L"%s%s", PlatformNameBuffer, L"B2 PLATFORM");
HiiSetString(mHiiHandle,STRING_TOKEN(STR_MISC_SYSTEM_PRODUCT_NAME), Buffer, NULL);
UnicodeSPrint (Buffer, sizeof (Buffer),L"%s",L"B2");
HiiSetString(mHiiHandle,STRING_TOKEN(STR_MISC_SYSTEM_VERSION), Buffer, NULL);
DEBUG ((EFI_D_ERROR, "B2 Stepping Detected\n"));
break;
case PchB3:
UnicodeSPrint (Buffer, sizeof (Buffer),L"%s%s", PlatformNameBuffer, L"B3 PLATFORM");
HiiSetString(mHiiHandle,STRING_TOKEN(STR_MISC_SYSTEM_PRODUCT_NAME), Buffer, NULL);
UnicodeSPrint (Buffer, sizeof (Buffer),L"%s",L"B3");
HiiSetString(mHiiHandle,STRING_TOKEN(STR_MISC_SYSTEM_VERSION), Buffer, NULL);
DEBUG ((EFI_D_ERROR, "B3 Stepping Detected\n"));
break;
case PchC0:
UnicodeSPrint (Buffer, sizeof (Buffer),L"%s%s", PlatformNameBuffer, L"C0 PLATFORM");
HiiSetString(mHiiHandle,STRING_TOKEN(STR_MISC_SYSTEM_PRODUCT_NAME), Buffer, NULL);
UnicodeSPrint (Buffer, sizeof (Buffer),L"%s",L"C0");
HiiSetString(mHiiHandle,STRING_TOKEN(STR_MISC_SYSTEM_VERSION), Buffer, NULL);
DEBUG ((EFI_D_ERROR, "C0 Stepping Detected\n"));
break;
case PchD0:
UnicodeSPrint (Buffer, sizeof (Buffer),L"%s%s", PlatformNameBuffer, L"D0 PLATFORM");
HiiSetString(mHiiHandle,STRING_TOKEN(STR_MISC_SYSTEM_PRODUCT_NAME), Buffer, NULL);
UnicodeSPrint (Buffer, sizeof (Buffer),L"%s",L"D0");
HiiSetString(mHiiHandle,STRING_TOKEN(STR_MISC_SYSTEM_VERSION), Buffer, NULL);
DEBUG ((EFI_D_ERROR, "D0 Stepping Detected\n"));
break;
default:
DEBUG ((EFI_D_ERROR, "Unknow Stepping Detected\n"));
break;
}
if (BOARD_ID_MINNOW2_COMPATIBLE == mPlatformInfo->BoardId) {
UnicodeSPrint (Buffer, sizeof (Buffer),L"Compatible Vendor");
HiiSetString(mHiiHandle,STRING_TOKEN(STR_MISC_SYSTEM_MANUFACTURER), Buffer, NULL);
}
TokenToGet = STRING_TOKEN (STR_MISC_SYSTEM_MANUFACTURER);
Manufacturer = SmbiosMiscGetString (TokenToGet);
ManuStrLen = StrLen(Manufacturer);
if (ManuStrLen > SMBIOS_STRING_MAX_LENGTH) {
return EFI_UNSUPPORTED;
}
TokenToGet = STRING_TOKEN (STR_MISC_SYSTEM_PRODUCT_NAME);
ProductName = SmbiosMiscGetString (TokenToGet);
PdNameStrLen = StrLen(ProductName);
if (PdNameStrLen > SMBIOS_STRING_MAX_LENGTH) {
return EFI_UNSUPPORTED;
}
TokenToGet = STRING_TOKEN (STR_MISC_SYSTEM_VERSION);
Version = SmbiosMiscGetString (TokenToGet);
VerStrLen = StrLen(Version);
if (VerStrLen > SMBIOS_STRING_MAX_LENGTH) {
return EFI_UNSUPPORTED;
}
//
//Get handle infomation
//
BufferSize = 0;
Handles = NULL;
Status = gBS->LocateHandle (
ByProtocol,
&gEfiSimpleNetworkProtocolGuid,
NULL,
&BufferSize,
Handles
);
if (Status == EFI_BUFFER_TOO_SMALL) {
Handles = AllocateZeroPool(BufferSize);
if (Handles == NULL) {
return (EFI_OUT_OF_RESOURCES);
}
Status = gBS->LocateHandle(
ByProtocol,
&gEfiSimpleNetworkProtocolGuid,
NULL,
&BufferSize,
Handles
);
}
//
//Get the MAC string
//
Status = NetLibGetMacString (
*Handles,
NULL,
&MacStr
);
if (EFI_ERROR (Status)) {
return Status;
}
SerialNumber = MacStr;
SerialNumStrLen = StrLen(SerialNumber);
if (SerialNumStrLen > SMBIOS_STRING_MAX_LENGTH) {
return EFI_UNSUPPORTED;
}
TokenToGet = STRING_TOKEN (STR_MISC_SYSTEM_SKU_NUMBER);
SkuNumber = SmbiosMiscGetString (TokenToGet);
SkuNumberStrLen = StrLen(SkuNumber);
if (SkuNumberStrLen > SMBIOS_STRING_MAX_LENGTH) {
return EFI_UNSUPPORTED;
}
TokenToGet = STRING_TOKEN (STR_MISC_SYSTEM_FAMILY_NAME1);
FamilyName = SmbiosMiscGetString (TokenToGet);
FamilyNameStrLen = StrLen(FamilyName);
if (FamilyNameStrLen > SMBIOS_STRING_MAX_LENGTH) {
return EFI_UNSUPPORTED;
}
//
// Two zeros following the last string.
//
SmbiosRecord = AllocatePool(sizeof (SMBIOS_TABLE_TYPE1) + ManuStrLen + 1 + PdNameStrLen + 1 + VerStrLen + 1 + SerialNumStrLen + 1 + SkuNumberStrLen + 1 + FamilyNameStrLen + 1 + 1);
ZeroMem(SmbiosRecord, sizeof (SMBIOS_TABLE_TYPE1) + ManuStrLen + 1 + PdNameStrLen + 1 + VerStrLen + 1 + SerialNumStrLen + 1 + SkuNumberStrLen + 1 + FamilyNameStrLen + 1 + 1);
SmbiosRecord->Hdr.Type = EFI_SMBIOS_TYPE_SYSTEM_INFORMATION;
SmbiosRecord->Hdr.Length = sizeof (SMBIOS_TABLE_TYPE1);
//
// Make handle chosen by smbios protocol.add automatically.
//
SmbiosRecord->Hdr.Handle = 0;
//
// Manu will be the 1st optional string following the formatted structure.
//
SmbiosRecord->Manufacturer = 1;
//
// ProductName will be the 2nd optional string following the formatted structure.
//
SmbiosRecord->ProductName = 2;
//
// Version will be the 3rd optional string following the formatted structure.
//
SmbiosRecord->Version = 3;
//
// Version will be the 4th optional string following the formatted structure.
//
SmbiosRecord->SerialNumber = 4;
SmbiosRecord->SKUNumber= 5;
SmbiosRecord->Family= 6;
//
// Unique UUID
//
ForType1InputData->SystemUuid.Data1 = PcdGet32 (PcdProductSerialNumber);
ForType1InputData->SystemUuid.Data4[0] = PcdGet8 (PcdEmmcManufacturerId);
CopyMem ((UINT8 *) (&SmbiosRecord->Uuid),&ForType1InputData->SystemUuid,16);
SmbiosRecord->WakeUpType = (UINT8)ForType1InputData->SystemWakeupType;
OptionalStrStart = (CHAR8 *)(SmbiosRecord + 1);
UnicodeStrToAsciiStr(Manufacturer, OptionalStrStart);
UnicodeStrToAsciiStr(ProductName, OptionalStrStart + ManuStrLen + 1);
UnicodeStrToAsciiStr(Version, OptionalStrStart + ManuStrLen + 1 + PdNameStrLen + 1);
UnicodeStrToAsciiStr(SerialNumber, OptionalStrStart + ManuStrLen + 1 + PdNameStrLen + 1 + VerStrLen + 1);
UnicodeStrToAsciiStr(SkuNumber, OptionalStrStart + ManuStrLen + 1 + PdNameStrLen + 1 + VerStrLen + 1 + SerialNumStrLen + 1);
UnicodeStrToAsciiStr(FamilyName, OptionalStrStart + ManuStrLen + 1 + PdNameStrLen + 1 + VerStrLen + 1 + SerialNumStrLen + 1 + SkuNumberStrLen +1);
//
// Now we have got the full smbios record, call smbios protocol to add this record.
//
SmbiosHandle = SMBIOS_HANDLE_PI_RESERVED;
Status = Smbios-> Add(
Smbios,
NULL,
&SmbiosHandle,
(EFI_SMBIOS_TABLE_HEADER *) SmbiosRecord
);
FreePool(SmbiosRecord);
return Status;
}
/**
Install TCG ACPI Table when ACPI Table Protocol is available.
A system's firmware uses an ACPI table to identify the system's TCG capabilities
to the Post-Boot environment. The information in this ACPI table is not guaranteed
to be valid until the Host Platform transitions from pre-boot state to post-boot state.
@param[in] Event Event whose notification function is being invoked
@param[in] Context Pointer to the notification function's context
**/
VOID
EFIAPI
InstallAcpiTable (
IN EFI_EVENT Event,
IN VOID* Context
)
{
UINTN TableKey;
EFI_STATUS Status;
EFI_ACPI_TABLE_PROTOCOL *AcpiTable;
UINT8 Checksum;
UINT64 OemTableId;
Status = gBS->LocateProtocol (&gEfiAcpiTableProtocolGuid, NULL, (VOID **)&AcpiTable);
if (EFI_ERROR (Status)) {
return;
}
if (PcdGet8 (PcdTpmPlatformClass) == TCG_PLATFORM_TYPE_CLIENT) {
CopyMem (mTcgClientAcpiTemplate.Header.OemId, PcdGetPtr (PcdAcpiDefaultOemId), sizeof (mTcgClientAcpiTemplate.Header.OemId));
OemTableId = PcdGet64 (PcdAcpiDefaultOemTableId);
CopyMem (&mTcgClientAcpiTemplate.Header.OemTableId, &OemTableId, sizeof (UINT64));
mTcgClientAcpiTemplate.Header.OemRevision = PcdGet32 (PcdAcpiDefaultOemRevision);
mTcgClientAcpiTemplate.Header.CreatorId = PcdGet32 (PcdAcpiDefaultCreatorId);
mTcgClientAcpiTemplate.Header.CreatorRevision = PcdGet32 (PcdAcpiDefaultCreatorRevision);
//
// The ACPI table must be checksumed before calling the InstallAcpiTable()
// service of the ACPI table protocol to install it.
//
Checksum = CalculateCheckSum8 ((UINT8 *)&mTcgClientAcpiTemplate, sizeof (mTcgClientAcpiTemplate));
mTcgClientAcpiTemplate.Header.Checksum = Checksum;
Status = AcpiTable->InstallAcpiTable (
AcpiTable,
&mTcgClientAcpiTemplate,
sizeof (mTcgClientAcpiTemplate),
&TableKey
);
} else {
CopyMem (mTcgServerAcpiTemplate.Header.OemId, PcdGetPtr (PcdAcpiDefaultOemId), sizeof (mTcgServerAcpiTemplate.Header.OemId));
OemTableId = PcdGet64 (PcdAcpiDefaultOemTableId);
CopyMem (&mTcgServerAcpiTemplate.Header.OemTableId, &OemTableId, sizeof (UINT64));
mTcgServerAcpiTemplate.Header.OemRevision = PcdGet32 (PcdAcpiDefaultOemRevision);
mTcgServerAcpiTemplate.Header.CreatorId = PcdGet32 (PcdAcpiDefaultCreatorId);
mTcgServerAcpiTemplate.Header.CreatorRevision = PcdGet32 (PcdAcpiDefaultCreatorRevision);
//
// The ACPI table must be checksumed before calling the InstallAcpiTable()
// service of the ACPI table protocol to install it.
//
Checksum = CalculateCheckSum8 ((UINT8 *)&mTcgServerAcpiTemplate, sizeof (mTcgServerAcpiTemplate));
mTcgServerAcpiTemplate.Header.Checksum = Checksum;
mTcgServerAcpiTemplate.BaseAddress.Address = PcdGet64 (PcdTpmBaseAddress);
Status = AcpiTable->InstallAcpiTable (
AcpiTable,
&mTcgServerAcpiTemplate,
sizeof (mTcgServerAcpiTemplate),
&TableKey
);
}
if (EFI_ERROR (Status)) {
DEBUG((EFI_D_ERROR, "Tcg Acpi Table installation failure"));
}
}
/**
Function for 'time' command.
@param[in] ImageHandle Handle to the Image (NULL if Internal).
@param[in] SystemTable Pointer to the System Table (NULL if Internal).
**/
SHELL_STATUS
EFIAPI
ShellCommandRunTime (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
LIST_ENTRY *Package;
EFI_TIME TheTime;
CHAR16 *ProblemParam;
SHELL_STATUS ShellStatus;
INT16 Tz;
UINT8 Daylight;
CONST CHAR16 *TempLocation;
UINTN TzMinutes;
//
// Initialize variables
//
ShellStatus = SHELL_SUCCESS;
ProblemParam = NULL;
//
// initialize the shell lib (we must be in non-auto-init...)
//
Status = ShellInitialize();
ASSERT_EFI_ERROR(Status);
//
// parse the command line
//
if (PcdGet8(PcdShellSupportLevel) == 2) {
Status = ShellCommandLineParseEx (TimeParamList2, &Package, &ProblemParam, TRUE, TRUE);
} else {
ASSERT(PcdGet8(PcdShellSupportLevel) == 3);
Status = ShellCommandLineParseEx (TimeParamList3, &Package, &ProblemParam, TRUE, TRUE);
}
if (EFI_ERROR(Status)) {
if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel2HiiHandle, L"time", ProblemParam);
FreePool(ProblemParam);
ShellStatus = SHELL_INVALID_PARAMETER;
} else {
ASSERT(FALSE);
}
} else {
//
// check for "-?"
//
Status = gRT->GetTime(&TheTime, NULL);
if (EFI_ERROR(Status)) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_UEFI_FUNC_WARN), gShellLevel2HiiHandle, L"time", L"gRT->GetTime", Status);
return (SHELL_DEVICE_ERROR);
}
if (ShellCommandLineGetFlag(Package, L"-?")) {
ASSERT(FALSE);
} else if (ShellCommandLineGetRawValue(Package, 2) != NULL) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellLevel2HiiHandle, L"time");
ShellStatus = SHELL_INVALID_PARAMETER;
} else {
//
// If there are no parameters, then print the current time
//
if (ShellCommandLineGetRawValue(Package, 1) == NULL
&& !ShellCommandLineGetFlag(Package, L"-d")
&& !ShellCommandLineGetFlag(Package, L"-tz")) {
//
// ShellPrintEx the current time
//
if (TheTime.TimeZone == EFI_UNSPECIFIED_TIMEZONE) {
TzMinutes = 0;
} else {
TzMinutes = (ABS(TheTime.TimeZone)) % 60;
}
if (TheTime.TimeZone != EFI_UNSPECIFIED_TIMEZONE) {
ShellPrintHiiEx (
-1,
-1,
NULL,
STRING_TOKEN (STR_TIME_FORMAT),
gShellLevel2HiiHandle,
TheTime.Hour,
TheTime.Minute,
TheTime.Second,
(TheTime.TimeZone > 0?L"-":L"+"),
((ABS(TheTime.TimeZone)) / 60),
TzMinutes
);
} else {
ShellPrintHiiEx (
-1,
-1,
NULL,
STRING_TOKEN (STR_TIME_FORMAT_LOCAL),
gShellLevel2HiiHandle,
TheTime.Hour,
TheTime.Minute,
TheTime.Second
);
}
ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_CRLF), gShellLevel2HiiHandle);
} else if (ShellCommandLineGetFlag(Package, L"-d") && ShellCommandLineGetValue(Package, L"-d") == NULL) {
if (TheTime.TimeZone == EFI_UNSPECIFIED_TIMEZONE) {
ShellPrintHiiEx (
-1,
-1,
NULL,
STRING_TOKEN (STR_TIME_FORMAT_LOCAL),
gShellLevel2HiiHandle,
TheTime.Hour,
TheTime.Minute,
TheTime.Second
);
} else {
TzMinutes = (ABS(TheTime.TimeZone)) % 60;
ShellPrintHiiEx (
-1,
-1,
NULL,
STRING_TOKEN (STR_TIME_FORMAT),
gShellLevel2HiiHandle,
TheTime.Hour,
TheTime.Minute,
TheTime.Second,
(TheTime.TimeZone > 0?L"-":L"+"),
((ABS(TheTime.TimeZone)) / 60),
TzMinutes
);
}
switch (TheTime.Daylight) {
case 0:
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_TIME_DST0), gShellLevel2HiiHandle);
break;
case EFI_TIME_ADJUST_DAYLIGHT:
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_TIME_DST1), gShellLevel2HiiHandle);
break;
case EFI_TIME_IN_DAYLIGHT:
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_TIME_DST2), gShellLevel2HiiHandle);
break;
case EFI_TIME_IN_DAYLIGHT|EFI_TIME_ADJUST_DAYLIGHT:
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_TIME_DST3), gShellLevel2HiiHandle);
break;
default:
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_UEFI_FUNC_ERROR), gShellLevel2HiiHandle, L"time", L"gRT->GetTime", L"TheTime.Daylight", TheTime.Daylight);
}
} else {
if (PcdGet8(PcdShellSupportLevel) == 2) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellLevel2HiiHandle, L"time");
ShellStatus = SHELL_INVALID_PARAMETER;
} else {
//
// perform level 3 operation here.
//
if ((TempLocation = ShellCommandLineGetValue(Package, L"-tz")) != NULL) {
if (gUnicodeCollation->StriColl(gUnicodeCollation, (CHAR16 *)TempLocation, L"_local") == 0) {
Tz = EFI_UNSPECIFIED_TIMEZONE;
} else if (TempLocation[0] == L'-') {
Tz = (INT16) ShellStrToUintn (++TempLocation);
//
// When the argument of "time [-tz tz]" is not numeric, ShellStrToUintn() returns "-1".
// Here we can detect the argument error by checking the return of ShellStrToUintn().
//
if (Tz == -1) {
Tz = 1441; //make it to be out of bounds value
} else {
Tz *= (-1); //sign convert
}
} else {
if (TempLocation[0] == L'+') {
Tz = (INT16)ShellStrToUintn (++TempLocation);
} else {
Tz = (INT16)ShellStrToUintn (TempLocation);
}
//
// Detect the return of ShellStrToUintn() to make sure the argument is valid.
//
if (Tz == -1) {
Tz = 1441; //make it to be out of bounds value
}
}
if (!(Tz >= -1440 && Tz <= 1440) && Tz != EFI_UNSPECIFIED_TIMEZONE) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM_VAL), gShellLevel2HiiHandle, L"time", TempLocation, L"-tz");
ShellStatus = SHELL_INVALID_PARAMETER;
}
} else {
//
// intentionally out of bounds value will prevent changing it...
//
Tz = 1441;
}
TempLocation = ShellCommandLineGetValue(Package, L"-d");
if (TempLocation != NULL) {
Daylight = (UINT8)ShellStrToUintn(TempLocation);
//
// The argument of "time [-d dl]" is unsigned, if the first character is '-',
// the argument is incorrect. That's because ShellStrToUintn() will skip past
// any '-' sign and convert what's next, forgetting the sign is here.
//
if (TempLocation[0] == '-') {
Daylight = 0xff; //make it invalid = will not use
}
if (Daylight != 0 && Daylight != 1 && Daylight != 3) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM_VAL), gShellLevel2HiiHandle, L"time", TempLocation, L"-d");
ShellStatus = SHELL_INVALID_PARAMETER;
}
} else {
//
// invalid = will not use
//
Daylight = 0xFF;
}
if (ShellStatus == SHELL_SUCCESS) {
ShellStatus = CheckAndSetTime(ShellCommandLineGetRawValue(Package, 1), Tz, Daylight);
if (ShellStatus != SHELL_SUCCESS) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellLevel2HiiHandle, L"time", ShellCommandLineGetRawValue(Package, 1));
ShellStatus = SHELL_INVALID_PARAMETER;
}
}
}
}
}
}
//
// free the command line package
//
ShellCommandLineFreeVarList (Package);
//
// return the status
//
return (ShellStatus);
}
EFI_STATUS
FchSmmRegisterSwSmi (
VOID
)
{
EFI_STATUS Status;
FCH_SMM_SW_DISPATCH2_PROTOCOL *AmdSwDispatch;
FCH_SMM_SW_REGISTER_CONTEXT SwRegisterContext;
EFI_HANDLE SwHandle;
FCH_MISC *FchMisc;
FchMisc = &gFchInitInSmm.FchPolicy.Misc;
//
// Locate SMM SW dispatch protocol
//
Status = gSmst->SmmLocateProtocol (
&gFchSmmSwDispatch2ProtocolGuid,
NULL,
&AmdSwDispatch
);
ASSERT_EFI_ERROR (Status);
SwRegisterContext.AmdSwValue = PcdGet8(PcdFchOemBeforePciRestoreSwSmi); // use of PCD in place of FCHOEM_BEFORE_PCI_RESTORE_SWSMI 0xD3
SwRegisterContext.Order = 0x80;
Status = AmdSwDispatch->Register (
AmdSwDispatch,
AmdSmiBeforePciS3RestoreCallback,
&SwRegisterContext,
&SwHandle
);
if (EFI_ERROR (Status)) {
return Status;
}
SwRegisterContext.AmdSwValue = PcdGet8(PcdFchOemAfterPciRestoreSwSmi); // use of PCD in place of FCHOEM_AFTER_PCI_RESTORE_SWSMI 0xD4
SwRegisterContext.Order = 0x80;
Status = AmdSwDispatch->Register (
AmdSwDispatch,
AmdSmiAfterPciS3RestoreCallback,
&SwRegisterContext,
&SwHandle
);
if (EFI_ERROR (Status)) {
return Status;
}
SwRegisterContext.AmdSwValue = PcdGet8(PcdFchOemEnableAcpiSwSmi); // use of PCD in place of FCHOEM_ENABLE_ACPI_SWSMI 0xA0
SwRegisterContext.Order = 0x80;
Status = AmdSwDispatch->Register (
AmdSwDispatch,
AmdSmiAcpiOnCallback,
&SwRegisterContext,
&SwHandle
);
if (EFI_ERROR (Status)) {
return Status;
}
SwRegisterContext.AmdSwValue = PcdGet8(PcdFchOemDisableAcpiSwSmi); // use of PCD in place of FCHOEM_DISABLE_ACPI_SWSMI 0xA1
SwRegisterContext.Order = 0x80;
Status = AmdSwDispatch->Register (
AmdSwDispatch,
AmdSmiAcpiOffCallback,
&SwRegisterContext,
&SwHandle
);
if (EFI_ERROR (Status)) {
return Status;
}
#ifdef FCH_SPI_PROTECT_SMI
SwRegisterContext.AmdSwValue = PcdGet8(PcdFchOemSpiUnlockSwSmi); // use of PCD in place of FCHOEM_SPI_UNLOCK_SWSMI 0xAA
SwRegisterContext.Order = 0x80;
Status = AmdSwDispatch->Register (
AmdSwDispatch,
AmdSmiSpiUnlockCallback,
&SwRegisterContext,
&SwHandle
);
if (EFI_ERROR (Status)) {
return Status;
}
SwRegisterContext.AmdSwValue = PcdGet8(PcdFchOemSpiLockSwSmi); // use of PCD in place of FCHOEM_SPI_LOCK_SWSMI 0xAB
SwRegisterContext.Order = 0x80;
Status = AmdSwDispatch->Register (
AmdSwDispatch,
AmdSmiSpiLockCallback,
&SwRegisterContext,
&SwHandle
);
if (EFI_ERROR (Status)) {
return Status;
}
#endif
if (FchMisc->LongTimer.Enable || FchMisc->ShortTimer.Enable) {
SwRegisterContext.AmdSwValue = PcdGet8(PcdFchOemStartTimerSmi); // use of PCD in place of FCHOEM_START_TIMER_SMI 0xBC
SwRegisterContext.Order = 0x80;
Status = AmdSwDispatch->Register (
AmdSwDispatch,
AmdStartTimerSmiCallback,
&SwRegisterContext,
&SwHandle
);
if (EFI_ERROR (Status)) {
return Status;
}
SwRegisterContext.AmdSwValue = PcdGet8(PcdFchOemStopTimerSmi); // use of PCD in place of FCHOEM_STOP_TIMER_SMI 0xBD
SwRegisterContext.Order = 0x80;
Status = AmdSwDispatch->Register (
AmdSwDispatch,
AmdStopTimerSmiCallback,
&SwRegisterContext,
&SwHandle
);
if (EFI_ERROR (Status)) {
return Status;
}
}
return EFI_SUCCESS;
}
/**
Entry point of this module.
@param[in] FileHandle Handle of the file being invoked.
@param[in] PeiServices Describes the list of possible PEI Services.
@return Status.
**/
EFI_STATUS
EFIAPI
PeimEntryMA (
IN EFI_PEI_FILE_HANDLE FileHandle,
IN CONST EFI_PEI_SERVICES **PeiServices
)
{
EFI_STATUS Status;
EFI_STATUS Status2;
EFI_BOOT_MODE BootMode;
TPM_PCRINDEX PcrIndex;
BOOLEAN S3ErrorReport;
if (CompareGuid (PcdGetPtr(PcdTpmInstanceGuid), &gEfiTpmDeviceInstanceNoneGuid) ||
CompareGuid (PcdGetPtr(PcdTpmInstanceGuid), &gEfiTpmDeviceInstanceTpm12Guid)) {
DEBUG ((EFI_D_ERROR, "No TPM2 instance required!\n"));
return EFI_UNSUPPORTED;
}
if (GetFirstGuidHob (&gTpmErrorHobGuid) != NULL) {
DEBUG ((EFI_D_ERROR, "TPM2 error!\n"));
return EFI_DEVICE_ERROR;
}
Status = PeiServicesGetBootMode (&BootMode);
ASSERT_EFI_ERROR (Status);
//
// In S3 path, skip shadow logic. no measurement is required
//
if (BootMode != BOOT_ON_S3_RESUME) {
Status = (**PeiServices).RegisterForShadow(FileHandle);
if (Status == EFI_ALREADY_STARTED) {
mImageInMemory = TRUE;
mFileHandle = FileHandle;
} else if (Status == EFI_NOT_FOUND) {
ASSERT_EFI_ERROR (Status);
}
}
if (!mImageInMemory) {
//
// Initialize TPM device
//
Status = Tpm2RequestUseTpm ();
if (EFI_ERROR (Status)) {
DEBUG ((DEBUG_ERROR, "TPM2 not detected!\n"));
goto Done;
}
S3ErrorReport = FALSE;
if (PcdGet8 (PcdTpm2InitializationPolicy) == 1) {
if (BootMode == BOOT_ON_S3_RESUME) {
Status = Tpm2Startup (TPM_SU_STATE);
if (EFI_ERROR (Status) ) {
Status = Tpm2Startup (TPM_SU_CLEAR);
if (!EFI_ERROR(Status)) {
S3ErrorReport = TRUE;
}
}
} else {
Status = Tpm2Startup (TPM_SU_CLEAR);
}
if (EFI_ERROR (Status) ) {
goto Done;
}
}
//
// Update Tpm2HashMask according to PCR bank.
//
SyncPcrAllocationsAndPcrMask ();
if (S3ErrorReport) {
//
// The system firmware that resumes from S3 MUST deal with a
// TPM2_Startup error appropriately.
// For example, issue a TPM2_Startup(TPM_SU_CLEAR) command and
// configuring the device securely by taking actions like extending a
// separator with an error digest (0x01) into PCRs 0 through 7.
//
for (PcrIndex = 0; PcrIndex < 8; PcrIndex++) {
Status = MeasureSeparatorEventWithError (PcrIndex);
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "Separator Event with Error not Measured. Error!\n"));
}
}
}
//
// TpmSelfTest is optional on S3 path, skip it to save S3 time
//
if (BootMode != BOOT_ON_S3_RESUME) {
if (PcdGet8 (PcdTpm2SelfTestPolicy) == 1) {
Status = Tpm2SelfTest (NO);
if (EFI_ERROR (Status)) {
goto Done;
}
}
}
//
// Only intall TpmInitializedPpi on success
//
Status = PeiServicesInstallPpi (&mTpmInitializedPpiList);
ASSERT_EFI_ERROR (Status);
}
if (mImageInMemory) {
Status = PeimEntryMP ((EFI_PEI_SERVICES**)PeiServices);
return Status;
}
Done:
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "TPM2 error! Build Hob\n"));
BuildGuidHob (&gTpmErrorHobGuid,0);
REPORT_STATUS_CODE (
EFI_ERROR_CODE | EFI_ERROR_MINOR,
(PcdGet32 (PcdStatusCodeSubClassTpmDevice) | EFI_P_EC_INTERFACE_ERROR)
);
}
//
// Always intall TpmInitializationDonePpi no matter success or fail.
// Other driver can know TPM initialization state by TpmInitializedPpi.
//
Status2 = PeiServicesInstallPpi (&mTpmInitializationDonePpiList);
ASSERT_EFI_ERROR (Status2);
return Status;
}