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MdeModulePkg/PartitionDxe: Add impl of Partition Information Protocol

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Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Bret Barkelew <brbarkel@microsoft.com>
Signed-off-by: Hao Wu <hao.a.wu@intel.com>
Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com>
This commit is contained in:
Hao Wu
2017-06-20 10:51:53 +08:00
parent bce72b5837
commit 3a3d62d2e6
6 changed files with 132 additions and 85 deletions
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55
MdeModulePkg/Universal/Disk/PartitionDxe/Gpt.c
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@ -13,7 +13,7 @@
PartitionValidGptTable(), PartitionCheckGptEntry() routine will accept disk
partition content and validate the GPT table and GPT entry.
Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2006 - 2017, 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
@ -205,19 +205,20 @@ PartitionInstallGptChildHandles (
IN EFI_DEVICE_PATH_PROTOCOL *DevicePath
)
{
EFI_STATUS Status;
UINT32 BlockSize;
EFI_LBA LastBlock;
MASTER_BOOT_RECORD *ProtectiveMbr;
EFI_PARTITION_TABLE_HEADER *PrimaryHeader;
EFI_PARTITION_TABLE_HEADER *BackupHeader;
EFI_PARTITION_ENTRY *PartEntry;
EFI_PARTITION_ENTRY *Entry;
EFI_PARTITION_ENTRY_STATUS *PEntryStatus;
UINTN Index;
EFI_STATUS GptValidStatus;
HARDDRIVE_DEVICE_PATH HdDev;
UINT32 MediaId;
EFI_STATUS Status;
UINT32 BlockSize;
EFI_LBA LastBlock;
MASTER_BOOT_RECORD *ProtectiveMbr;
EFI_PARTITION_TABLE_HEADER *PrimaryHeader;
EFI_PARTITION_TABLE_HEADER *BackupHeader;
EFI_PARTITION_ENTRY *PartEntry;
EFI_PARTITION_ENTRY *Entry;
EFI_PARTITION_ENTRY_STATUS *PEntryStatus;
UINTN Index;
EFI_STATUS GptValidStatus;
HARDDRIVE_DEVICE_PATH HdDev;
UINT32 MediaId;
EFI_PARTITION_INFO_PROTOCOL PartitionInfo;
ProtectiveMbr = NULL;
PrimaryHeader = NULL;
@ -380,17 +381,25 @@ PartitionInstallGptChildHandles (
}
ZeroMem (&HdDev, sizeof (HdDev));
HdDev.Header.Type = MEDIA_DEVICE_PATH;
HdDev.Header.SubType = MEDIA_HARDDRIVE_DP;
HdDev.Header.Type = MEDIA_DEVICE_PATH;
HdDev.Header.SubType = MEDIA_HARDDRIVE_DP;
SetDevicePathNodeLength (&HdDev.Header, sizeof (HdDev));
HdDev.PartitionNumber = (UINT32) Index + 1;
HdDev.MBRType = MBR_TYPE_EFI_PARTITION_TABLE_HEADER;
HdDev.SignatureType = SIGNATURE_TYPE_GUID;
HdDev.PartitionStart = Entry->StartingLBA;
HdDev.PartitionSize = Entry->EndingLBA - Entry->StartingLBA + 1;
HdDev.PartitionNumber = (UINT32) Index + 1;
HdDev.MBRType = MBR_TYPE_EFI_PARTITION_TABLE_HEADER;
HdDev.SignatureType = SIGNATURE_TYPE_GUID;
HdDev.PartitionStart = Entry->StartingLBA;
HdDev.PartitionSize = Entry->EndingLBA - Entry->StartingLBA + 1;
CopyMem (HdDev.Signature, &Entry->UniquePartitionGUID, sizeof (EFI_GUID));
ZeroMem (&PartitionInfo, sizeof (EFI_PARTITION_INFO_PROTOCOL));
PartitionInfo.Revision = EFI_PARTITION_INFO_PROTOCOL_REVISION;
PartitionInfo.Type = PARTITION_TYPE_GPT;
if (CompareGuid (&Entry->PartitionTypeGUID, &gEfiPartTypeSystemPartGuid)) {
PartitionInfo.System = 1;
}
CopyMem (&PartitionInfo.Info.Gpt, Entry, sizeof (EFI_PARTITION_ENTRY));
DEBUG ((EFI_D_INFO, " Index : %d\n", (UINT32) Index));
DEBUG ((EFI_D_INFO, " Start LBA : %lx\n", (UINT64) HdDev.PartitionStart));
DEBUG ((EFI_D_INFO, " End LBA : %lx\n", (UINT64) Entry->EndingLBA));
@ -407,10 +416,10 @@ PartitionInstallGptChildHandles (
BlockIo2,
DevicePath,
(EFI_DEVICE_PATH_PROTOCOL *) &HdDev,
&PartitionInfo,
Entry->StartingLBA,
Entry->EndingLBA,
BlockSize,
CompareGuid(&Entry->PartitionTypeGUID, &gEfiPartTypeSystemPartGuid)
BlockSize
);
}