diff options
Diffstat (limited to 'UnixPkg/MiscSubClassPlatformDxe/MiscSubclassDriverEntryPoint.c')
| -rw-r--r-- | UnixPkg/MiscSubClassPlatformDxe/MiscSubclassDriverEntryPoint.c | 334 |
1 files changed, 334 insertions, 0 deletions
diff --git a/UnixPkg/MiscSubClassPlatformDxe/MiscSubclassDriverEntryPoint.c b/UnixPkg/MiscSubClassPlatformDxe/MiscSubclassDriverEntryPoint.c new file mode 100644 index 0000000000..de8d8ef6f0 --- /dev/null +++ b/UnixPkg/MiscSubClassPlatformDxe/MiscSubclassDriverEntryPoint.c @@ -0,0 +1,334 @@ +/*++
+
+Copyright (c) 2006, Intel Corporation
+All rights reserved. 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:
+
+ MiscSubclassDriverEntryPoint.c
+
+Abstract:
+
+ This driver parses the mMiscSubclassDataTable structure and reports
+ any generated data to the DataHub.
+
+--*/
+
+#include "MiscSubClassDriver.h"
+
+
+extern UINT8 MiscSubClassStrings[];
+
+//
+//
+//
+EFI_STATUS
+LogRecordDataToDataHub (
+ EFI_DATA_HUB_PROTOCOL *DataHub,
+ UINT32 RecordType,
+ UINT32 RecordLen,
+ VOID *RecordData
+ )
+/*++
+Description:
+
+Parameters:
+
+ DataHub
+ %%TBD
+
+ RecordType
+ %%TBD
+
+ RecordLen
+ %%TBD
+
+ RecordData
+ %%TBD
+
+Returns:
+
+ EFI_INVALID_PARAMETER
+
+ EFI_SUCCESS
+
+ Other Data Hub errors
+
+--*/
+{
+ EFI_MISC_SUBCLASS_DRIVER_DATA MiscSubclass;
+ EFI_STATUS EfiStatus;
+
+ //
+ // Do nothing if data parameters are not valid.
+ //
+ if (RecordLen == 0 || RecordData == NULL) {
+ DEBUG (
+ (EFI_D_ERROR,
+ "RecordLen == %d RecordData == %xh\n",
+ RecordLen,
+ RecordData)
+ );
+
+ return EFI_INVALID_PARAMETER;
+ }
+ //
+ // Assemble Data Hub record.
+ //
+ MiscSubclass.Header.Version = EFI_MISC_SUBCLASS_VERSION;
+ MiscSubclass.Header.HeaderSize = sizeof (EFI_SUBCLASS_TYPE1_HEADER);
+ MiscSubclass.Header.Instance = 1;
+ MiscSubclass.Header.SubInstance = 1;
+ MiscSubclass.Header.RecordType = RecordType;
+
+ CopyMem (
+ &MiscSubclass.Record,
+ RecordData,
+ RecordLen
+ );
+
+ //
+ // Log Data Hub record.
+ //
+ EfiStatus = DataHub->LogData (
+ DataHub,
+ &gEfiMiscSubClassGuid,
+ &gEfiMiscSubClassGuid,
+ EFI_DATA_RECORD_CLASS_DATA,
+ &MiscSubclass,
+ sizeof (EFI_SUBCLASS_TYPE1_HEADER) + RecordLen
+ );
+
+ if (EFI_ERROR (EfiStatus)) {
+ DEBUG (
+ (EFI_D_ERROR,
+ "LogData(%d bytes) == %r\n",
+ sizeof (EFI_SUBCLASS_TYPE1_HEADER) + RecordLen,
+ EfiStatus)
+ );
+ }
+
+ return EfiStatus;
+}
+
+
+EFI_STATUS
+EFIAPI
+MiscSubclassDriverEntryPoint (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ )
+/*++
+Description:
+
+ Standard EFI driver point. This driver parses the mMiscSubclassDataTable
+ structure and reports any generated data to the DataHub.
+
+Arguments:
+
+ ImageHandle
+ Handle for the image of this driver
+
+ SystemTable
+ Pointer to the EFI System Table
+
+Returns:
+
+ EFI_SUCCESS
+ The data was successfully reported to the Data Hub.
+
+--*/
+{
+ EFI_MISC_SUBCLASS_DRIVER_DATA RecordData;
+ EFI_DATA_HUB_PROTOCOL *DataHub;
+ EFI_HII_HANDLE HiiHandle;
+ EFI_STATUS EfiStatus;
+ UINTN Index;
+ BOOLEAN LogRecordData;
+ EFI_MEMORY_SUBCLASS_DRIVER_DATA MemorySubClassData;
+ UINT64 TotalMemorySize;
+ CHAR16 *UnixMemString;
+
+
+
+ //
+ // Initialize constant portion of subclass header.
+ //
+ RecordData.Header.Version = EFI_MISC_SUBCLASS_VERSION;
+ RecordData.Header.HeaderSize = sizeof (EFI_SUBCLASS_TYPE1_HEADER);
+ RecordData.Header.Instance = 1;
+ RecordData.Header.SubInstance = 1;
+
+ //
+ // Locate data hub protocol.
+ //
+ EfiStatus = gBS->LocateProtocol (&gEfiDataHubProtocolGuid, NULL, (VOID**) &DataHub);
+
+ if (EFI_ERROR (EfiStatus)) {
+ DEBUG ((EFI_D_ERROR, "Could not locate DataHub protocol. %r\n", EfiStatus));
+ return EfiStatus;
+ } else if (DataHub == NULL) {
+ DEBUG ((EFI_D_ERROR, "LocateProtocol(DataHub) returned NULL pointer!\n"));
+ return EFI_DEVICE_ERROR;
+ }
+
+ //
+ // Add our default strings to the HII database. They will be modified later.
+ //
+ HiiLibAddPackages (1, &gEfiMiscSubClassGuid, NULL, &HiiHandle, MiscSubclassStrings);
+
+ if (EFI_ERROR (EfiStatus)) {
+ DEBUG ((EFI_D_ERROR, "Could not log default strings to Hii. %r\n", EfiStatus));
+ return EfiStatus;
+ }
+ //
+ //
+ //
+ for (Index = 0; Index < mMiscSubclassDataTableEntries; ++Index) {
+ //
+ // Stupidity check! Do nothing if RecordLen is zero.
+ // %%TBD - Should this be an error or a mechanism for ignoring
+ // records in the Data Table?
+ //
+ if (mMiscSubclassDataTable[Index].RecordLen == 0) {
+ DEBUG (
+ (EFI_D_ERROR,
+ "mMiscSubclassDataTable[%d].RecordLen == 0\n",
+ Index)
+ );
+
+ continue;
+ }
+ //
+ // Initialize per-record portion of subclass header and
+ // copy static data into data portion of subclass record.
+ //
+ RecordData.Header.RecordType = mMiscSubclassDataTable[Index].RecordType;
+
+ if (mMiscSubclassDataTable[Index].RecordData == NULL) {
+ ZeroMem (
+ &RecordData.Record,
+ mMiscSubclassDataTable[Index].RecordLen
+ );
+ } else {
+ CopyMem (
+ &RecordData.Record,
+ mMiscSubclassDataTable[Index].RecordData,
+ mMiscSubclassDataTable[Index].RecordLen
+ );
+ }
+ //
+ // If the entry does not have a function pointer, just log the data.
+ //
+ if (mMiscSubclassDataTable[Index].Function == NULL) {
+ //
+ // Log RecordData to Data Hub.
+ //
+ EfiStatus = DataHub->LogData (
+ DataHub,
+ &gEfiMiscSubClassGuid,
+ &gEfiMiscSubClassGuid,
+ EFI_DATA_RECORD_CLASS_DATA,
+ &RecordData,
+ sizeof (EFI_SUBCLASS_TYPE1_HEADER) + mMiscSubclassDataTable[Index].RecordLen
+ );
+
+ if (EFI_ERROR (EfiStatus)) {
+ DEBUG (
+ (EFI_D_ERROR,
+ "LogData(%d bytes) == %r\n",
+ sizeof (EFI_SUBCLASS_TYPE1_HEADER) + mMiscSubclassDataTable[Index].RecordLen,
+ EfiStatus)
+ );
+ }
+
+ continue;
+ }
+ //
+ // The entry has a valid function pointer.
+ // Keep calling the function and logging data until there
+ // is no more data to log.
+ //
+ for (;;) {
+ EfiStatus = (*mMiscSubclassDataTable[Index].Function)(mMiscSubclassDataTable[Index].RecordType, &mMiscSubclassDataTable[Index].RecordLen, &RecordData.Record, &LogRecordData);
+
+ if (EFI_ERROR (EfiStatus)) {
+ break;
+ }
+
+ if (!LogRecordData) {
+ break;
+ }
+ //
+ //
+ //
+ EfiStatus = DataHub->LogData (
+ DataHub,
+ &gEfiMiscSubClassGuid,
+ &gEfiMiscSubClassGuid,
+ EFI_DATA_RECORD_CLASS_DATA,
+ &RecordData,
+ sizeof (EFI_SUBCLASS_TYPE1_HEADER) + mMiscSubclassDataTable[Index].RecordLen
+ );
+
+ if (EFI_ERROR (EfiStatus)) {
+ DEBUG (
+ (EFI_D_ERROR,
+ "LogData(%d bytes) == %r\n",
+ sizeof (EFI_SUBCLASS_TYPE1_HEADER) + mMiscSubclassDataTable[Index].RecordLen,
+ EfiStatus)
+ );
+ }
+ }
+ }
+
+ //
+ // Log Memory Size info based on PCD setting.
+ //
+ MemorySubClassData.Header.Instance = 1;
+ MemorySubClassData.Header.SubInstance = EFI_SUBCLASS_INSTANCE_NON_APPLICABLE;
+ MemorySubClassData.Header.RecordType = EFI_MEMORY_ARRAY_START_ADDRESS_RECORD_NUMBER;
+
+ //
+ // Process Memory String in form size!size ...
+ // So 64!64 is 128 MB
+ //
+ UnixMemString = PcdGetPtr (PcdUnixMemorySize);
+ for (TotalMemorySize = 0; *UnixMemString != '\0';) {
+ TotalMemorySize += StrDecimalToUint64 (UnixMemString);
+ while (*UnixMemString != '\0') {
+ if (*UnixMemString == '!') {
+ UnixMemString++;
+ break;
+ }
+ UnixMemString++;
+ }
+ }
+
+ MemorySubClassData.Record.ArrayStartAddress.MemoryArrayStartAddress = 0;
+ MemorySubClassData.Record.ArrayStartAddress.MemoryArrayEndAddress = LShiftU64 (TotalMemorySize, 20) - 1;
+ MemorySubClassData.Record.ArrayStartAddress.PhysicalMemoryArrayLink.ProducerName = gEfiMemoryProducerGuid;
+ MemorySubClassData.Record.ArrayStartAddress.PhysicalMemoryArrayLink.Instance = 1;
+ MemorySubClassData.Record.ArrayStartAddress.PhysicalMemoryArrayLink.SubInstance = EFI_SUBCLASS_INSTANCE_NON_APPLICABLE;
+ MemorySubClassData.Record.ArrayStartAddress.MemoryArrayPartitionWidth = 0;
+
+ //
+ // Store memory size data record to data hub.
+ //
+ EfiStatus = DataHub->LogData (
+ DataHub,
+ &gEfiMemorySubClassGuid,
+ &gEfiMemoryProducerGuid,
+ EFI_DATA_RECORD_CLASS_DATA,
+ &MemorySubClassData,
+ sizeof (EFI_SUBCLASS_TYPE1_HEADER) + sizeof (EFI_MEMORY_ARRAY_START_ADDRESS_DATA)
+ );
+
+ return EFI_SUCCESS;
+}
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