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/*++
Copyright (c) 2004 - 2014, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
ReportStatusCode.c
Abstract:
--*/
#include "Tiano.h"
#include "EfiDriverLib.h"
#include "PeiHob.h"
#include EFI_PROTOCOL_DEFINITION (DevicePath)
#include EFI_GUID_DEFINITION (Hob)
#include EFI_GUID_DEFINITION (StatusCodeDataTypeId)
#include EFI_ARCH_PROTOCOL_DEFINITION (StatusCode)
#if (EFI_SPECIFICATION_VERSION >= 0x00020000)
EFI_REPORT_STATUS_CODE gReportStatusCode = NULL;
VOID
EFIAPI
OnStatusCodeInstall (
IN EFI_EVENT Event,
IN VOID *Context
)
{
EFI_STATUS Status;
EFI_STATUS_CODE_PROTOCOL *StatusCode;
Status = gBS->LocateProtocol (&gEfiStatusCodeRuntimeProtocolGuid, NULL, (VOID **) &StatusCode);
if (!EFI_ERROR (Status)) {
gReportStatusCode = StatusCode->ReportStatusCode;
}
}
EFI_STATUS
GetPeiProtocol (
IN EFI_GUID *ProtocolGuid,
IN VOID **Interface
)
/*++
Routine Description:
Searches for a Protocol Interface passed from PEI through a HOB
Arguments:
ProtocolGuid - The Protocol GUID to search for in the HOB List
Interface - A pointer to the interface for the Protocol GUID
Returns:
EFI_SUCCESS - The Protocol GUID was found and its interface is returned in Interface
EFI_NOT_FOUND - The Protocol GUID was not found in the HOB List
--*/
{
EFI_STATUS Status;
EFI_PEI_HOB_POINTERS GuidHob;
//
// Get Hob list
//
Status = EfiLibGetSystemConfigurationTable (&gEfiHobListGuid, (VOID **) &GuidHob.Raw);
if (EFI_ERROR (Status)) {
return Status;
}
for (Status = EFI_NOT_FOUND; EFI_ERROR (Status);) {
if (END_OF_HOB_LIST (GuidHob)) {
Status = EFI_NOT_FOUND;
break;
}
if (GET_HOB_TYPE (GuidHob) == EFI_HOB_TYPE_GUID_EXTENSION) {
if (EfiCompareGuid (ProtocolGuid, &GuidHob.Guid->Name)) {
Status = EFI_SUCCESS;
*Interface = (VOID *) *(UINTN *) (GuidHob.Guid + 1);
}
}
GuidHob.Raw = GET_NEXT_HOB (GuidHob);
}
return Status;
}
#endif
EFI_STATUS
EfiLibReportStatusCode (
IN EFI_STATUS_CODE_TYPE Type,
IN EFI_STATUS_CODE_VALUE Value,
IN UINT32 Instance,
IN EFI_GUID *CallerId OPTIONAL,
IN EFI_STATUS_CODE_DATA *Data OPTIONAL
)
/*++
Routine Description:
Report device path through status code.
Arguments:
Type - Code type
Value - Code value
Instance - Instance number
CallerId - Caller name
DevicePath - Device path that to be reported
Returns:
Status code.
EFI_OUT_OF_RESOURCES - No enough buffer could be allocated
--*/
{
EFI_STATUS Status;
#if (EFI_SPECIFICATION_VERSION >= 0x00020000)
if (gReportStatusCode == NULL) {
//
// Because we've installed the protocol notification on EfiStatusCodeRuntimeProtocol,
// running here indicates that the StatusCode driver has not started yet.
//
if (gBS == NULL) {
//
// Running here only when StatusCode driver never starts.
//
return EFI_UNSUPPORTED;
}
//
// Try to get the PEI version of ReportStatusCode.
//
Status = GetPeiProtocol (&gEfiStatusCodeRuntimeProtocolGuid, (VOID **) &gReportStatusCode);
if (EFI_ERROR (Status) || (gReportStatusCode == NULL)) {
return EFI_UNSUPPORTED;
}
}
Status = gReportStatusCode (Type, Value, Instance, CallerId, Data);
#else
if (gRT == NULL) {
return EFI_UNSUPPORTED;
}
//
// Check whether EFI_RUNTIME_SERVICES has Tiano Extension
//
Status = EFI_UNSUPPORTED;
if (gRT->Hdr.Revision == EFI_SPECIFICATION_VERSION &&
gRT->Hdr.HeaderSize == sizeof (EFI_RUNTIME_SERVICES) &&
gRT->ReportStatusCode != NULL) {
Status = gRT->ReportStatusCode (Type, Value, Instance, CallerId, Data);
}
#endif
return Status;
}
EFI_STATUS
ReportStatusCodeWithDevicePath (
IN EFI_STATUS_CODE_TYPE Type,
IN EFI_STATUS_CODE_VALUE Value,
IN UINT32 Instance,
IN EFI_GUID * CallerId OPTIONAL,
IN EFI_DEVICE_PATH_PROTOCOL * DevicePath
)
/*++
Routine Description:
Report device path through status code.
Arguments:
Type - Code type
Value - Code value
Instance - Instance number
CallerId - Caller name
DevicePath - Device path that to be reported
Returns:
Status code.
EFI_OUT_OF_RESOURCES - No enough buffer could be allocated
--*/
{
UINT16 Size;
UINT16 DevicePathSize;
EFI_STATUS_CODE_DATA *ExtendedData;
EFI_DEVICE_PATH_PROTOCOL *ExtendedDevicePath;
EFI_STATUS Status;
DevicePathSize = (UINT16) EfiDevicePathSize (DevicePath);
Size = (UINT16) (DevicePathSize + sizeof (EFI_STATUS_CODE_DATA));
ExtendedData = (EFI_STATUS_CODE_DATA *) EfiLibAllocatePool (Size);
if (ExtendedData == NULL) {
return EFI_OUT_OF_RESOURCES;
}
ExtendedDevicePath = EfiConstructStatusCodeData (Size, &gEfiStatusCodeSpecificDataGuid, ExtendedData);
EfiCopyMem (ExtendedDevicePath, DevicePath, DevicePathSize);
Status = EfiLibReportStatusCode (Type, Value, Instance, CallerId, (EFI_STATUS_CODE_DATA *) ExtendedData);
gBS->FreePool (ExtendedData);
return Status;
}
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