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[BOOTMGFW]

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- Implement EFI device path conversion

svn path=/trunk/; revision=69038
This commit is contained in:
Alex Ionescu 2015-09-05 19:18:54 +00:00
parent 4a3db0a6c3
commit c4d544b3ad
4 changed files with 418 additions and 34 deletions
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20
reactos/boot/environ/CMakeLists.txt
View file

@ -7,34 +7,34 @@ include_directories(${REACTOS_SOURCE_DIR}/include/reactos/libs)
add_definitions(-D_NTHAL_ -D_BLDR_ -D_NTSYSTEM_)
list(APPEND BOOTMGR_COMMON_SOURCE
list(APPEND BOOTLIB_SOURCE
app/bootmgr/bootmgr.h
lib/bootlib.c
lib/misc/bcd.c
lib/misc/util.c)
if(ARCH STREQUAL "i386")
list(APPEND BOOTMGR_COMMON_ASM_SOURCE
list(APPEND BOOTLIB_ASM_SOURCE
#lib/arch/i386/foo.asm
)
list(APPEND BOOTMGR_COMMON_SOURCE
list(APPEND BOOTLIB_SOURCE
#lib/arch/i386/foo.c
)
elseif(ARCH STREQUAL "amd64")
list(APPEND BOOTMGR_COMMON_ASM_SOURCE
list(APPEND BOOTLIB_ASM_SOURCE
#lib/arch/amd64/foo.asm
)
list(APPEND BOOTMGR_COMMON_SOURCE
list(APPEND BOOTLIB_SOURCE
#lib/arch/amd64/foo.c
)
else()
#TBD
endif()
add_asm_files(bootmgr_common_asm ${BOOTMGR_COMMON_ASM_SOURCE})
add_library(bootmgr_common ${BOOTMGR_COMMON_SOURCE} ${bootmgr_common_asm})
add_pch(bootmgr_common app/bootmgr/bootmgr.h BOOTMGR_COMMON_SOURCE)
add_dependencies(bootmgr_common bugcodes)
add_asm_files(bootlib_asm ${BOOTLIB_ASM_SOURCE})
add_library(bootlib ${BOOTLIB_SOURCE} ${bootlib_asm})
add_pch(bootlib app/bootmgr/bootmgr.h BOOTLIB_SOURCE)
add_dependencies(bootlib bugcodes)
list(APPEND BOOTMGR_BASE_SOURCE
app/bootmgr/efiemu.c
@ -61,7 +61,7 @@ endif()
set_entrypoint(bootmgfw EfiEntry)
target_link_libraries(bootmgfw bootmgr_common cportlib cmlib rtl libcntpr)
target_link_libraries(bootmgfw bootlib cportlib cmlib rtl libcntpr)
if(STACK_PROTECTOR)
target_link_libraries(bootmgfw gcc_ssp)

352
reactos/boot/environ/app/bootmgr/efiemu.c
View file

@ -32,41 +32,377 @@ BOOT_APPLICATION_PARAMETER_BLOCK_SCRATCH EfiInitScratch;
/* FUNCTIONS *****************************************************************/
/*++
* @name AhCreateLoadOptionsList
*
* The AhCreateLoadOptionsList routine
*
* @param CommandLine
* UEFI Image Handle for the current loaded application.
*
* @param BootOptions
* Pointer to the UEFI System Table.
*
* @param MaximumLength
* Pointer to the UEFI System Table.
*
* @param OptionSize
* Pointer to the UEFI System Table.
*
* @param PreviousOption
* Pointer to the UEFI System Table.
*
* @param PreviousOptionSize
* Pointer to the UEFI System Table.
*
* @return None
*
*--*/
NTSTATUS
AhCreateLoadOptionsList (
_In_ PWCHAR CommandLine,
_In_ PBOOT_ENTRY_OPTION BootOptions,
_In_ PBL_BCD_OPTION BootOptions,
_In_ ULONG MaximumLength,
_Out_ PULONG OptionSize,
_In_ PBOOT_ENTRY_OPTION* PreviousOption,
_In_ PBL_BCD_OPTION* PreviousOption,
_In_ PULONG PreviousOptionSize
)
{
return STATUS_NOT_IMPLEMENTED;
}
/*++
* @name EfiInitpConvertEfiDevicePath
*
* The EfiInitpConvertEfiDevicePath routine
*
* @param DevicePath
* UEFI Image Handle for the current loaded application.
*
* @param DeviceType
* Pointer to the UEFI System Table.
*
* @param Option
* Pointer to the UEFI System Table.
*
* @param MaximumLength
* Pointer to the UEFI System Table.
*
* @return None
*
*--*/
NTSTATUS
EfiInitpConvertEfiFilePath (
_In_ EFI_DEVICE_PATH_PROTOCOL *FilePath,
_In_ ULONG PathType,
_In_ PBOOT_ENTRY_OPTION Option,
_In_ PBL_BCD_OPTION Option,
_In_ ULONG MaximumLength
)
{
return STATUS_NOT_IMPLEMENTED;
}
/*++
* @name EfiInitpGetDeviceNode
*
* The EfiInitpGetDeviceNode routine
*
* @param DevicePath
* UEFI Image Handle for the current loaded application.
*
* @return None
*
*--*/
EFI_DEVICE_PATH_PROTOCOL*
EfiInitpGetDeviceNode (
_In_ EFI_DEVICE_PATH_PROTOCOL *DevicePath
)
{
EFI_DEVICE_PATH_PROTOCOL* NextPath;
/* Check if we hit the end terminator */
if (IsDevicePathEndType(DevicePath))
{
return DevicePath;
}
/* Loop each device path, until we get to the end or to a file path device node */
for ((NextPath = NextDevicePathNode(DevicePath));
!(IsDevicePathEndType(NextPath)) && ((NextPath->Type != MEDIA_DEVICE_PATH) &&
(NextPath->SubType != MEDIA_FILEPATH_DP));
(NextPath = NextDevicePathNode(NextPath)))
{
/* Keep iterating down */
DevicePath = NextPath;
}
/* Return the path found */
return DevicePath;
}
/*++
* @name EfiInitTranslateDevicePath
*
* The EfiInitTranslateDevicePath routine
*
* @param DevicePath
* UEFI Image Handle for the current loaded application.
*
* @param DeviceEntry
* Pointer to the UEFI System Table.
*
* @return None
*
*--*/
NTSTATUS
EfiInitTranslateDevicePath(
_In_ EFI_DEVICE_PATH_PROTOCOL *DevicePath,
_In_ PBL_DEVICE_DESCRIPTOR DeviceEntry
)
{
NTSTATUS Status;
EFI_DEVICE_PATH_PROTOCOL* DeviceNode;
MEMMAP_DEVICE_PATH* MemDevicePath;
ACPI_HID_DEVICE_PATH *AcpiPath;
HARDDRIVE_DEVICE_PATH *DiskPath;
/* Assume failure */
Status = STATUS_UNSUCCESSFUL;
/* Set size first */
DeviceEntry->Size = sizeof(*DeviceEntry);
/* Check if we are booting from a RAM Disk */
if ((DevicePath->Type == HARDWARE_DEVICE_PATH) &&
(DevicePath->SubType == HW_MEMMAP_DP))
{
/* Get the EFI data structure matching this */
MemDevicePath = (MEMMAP_DEVICE_PATH*)DevicePath;
/* Set the boot library specific device types */
DeviceEntry->DeviceType = LocalDevice;
DeviceEntry->Local.Type = RamDiskDevice;
/* Extract the base, size, and offset */
DeviceEntry->Local.RamDisk.ImageBase.QuadPart = MemDevicePath->StartingAddress;
DeviceEntry->Local.RamDisk.ImageSize.QuadPart = MemDevicePath->EndingAddress -
MemDevicePath->StartingAddress;
DeviceEntry->Local.RamDisk.ImageOffset = 0;
return STATUS_SUCCESS;
}
/* Otherwise, check what kind of device node this is */
DeviceNode = EfiInitpGetDeviceNode(DevicePath);
switch (DeviceNode->Type)
{
/* ACPI */
case ACPI_DEVICE_PATH:
/* We only support floppy drives */
AcpiPath = (ACPI_HID_DEVICE_PATH*)DeviceNode;
if ((AcpiPath->HID != EISA_PNP_ID(0x604)) &&
(AcpiPath->HID != EISA_PNP_ID(0x700)))
{
return Status;
}
/* Set the boot library specific device types */
DeviceEntry->DeviceType = LocalDevice;
DeviceEntry->Local.Type = FloppyDevice;
/* The ACPI UID is the drive number */
DeviceEntry->Local.FloppyDisk.DriveNumber = AcpiPath->UID;
return STATUS_SUCCESS;
/* Network, ATAPI, SCSI, USB */
case MESSAGING_DEVICE_PATH:
/* Check if it's network */
if ((DeviceNode->SubType == MSG_MAC_ADDR_DP) ||
(DeviceNode->SubType == MSG_IPv4_DP))
{
/* Set the boot library specific device types */
DeviceEntry->DeviceType = UdpDevice;
DeviceEntry->Remote.Unknown = 256;
return STATUS_SUCCESS;
}
/* Other types should come in as MEDIA_DEVICE_PATH -- Windows assumes this is a floppy */
DeviceEntry->DeviceType = LocalDevice;
DeviceEntry->Local.Type = FloppyDevice;
DeviceEntry->Local.FloppyDisk.DriveNumber = 0;
return STATUS_SUCCESS;
/* Disk or CDROM */
case MEDIA_DEVICE_PATH:
/* Extract the disk path and check if it's a physical disk */
DiskPath = (HARDDRIVE_DEVICE_PATH*)DeviceNode;
if (DeviceNode->SubType == MEDIA_HARDDRIVE_DP)
{
/* Check if this is an MBR partition */
if (DiskPath->SignatureType == SIGNATURE_TYPE_MBR)
{
/* Set that this is a local partition */
DeviceEntry->DeviceType = PartitionDevice;
DeviceEntry->Partition.Disk.Type = LocalDevice;
DeviceEntry->Partition.Disk.HardDisk.PartitionType = MbrPartition;
DeviceEntry->Partition.Disk.HardDisk.Mbr.PartitionSignature =
*(PULONG)&DiskPath->Signature[0];
DeviceEntry->Partition.Mbr.PartitionNumber = DiskPath->PartitionNumber;
return STATUS_SUCCESS;
}
/* Check if it's a GPT partition */
if (DiskPath->SignatureType == SIGNATURE_TYPE_GUID)
{
/* Set that this is a local disk */
DeviceEntry->DeviceType = HardDiskDevice;
DeviceEntry->Partition.Disk.Type = LocalDevice;
/* Set GPT partition ID */
DeviceEntry->Partition.Disk.HardDisk.PartitionType = GptPartition;
/* Copy the siggnature GUID */
RtlCopyMemory(&DeviceEntry->Partition.Gpt.PartitionGuid,
DiskPath->Signature,
sizeof(GUID));
DeviceEntry->Flags |= 4u;
return STATUS_SUCCESS;
}
/* Othertwise, raw boot is not supported */
DeviceEntry->DeviceType = HardDiskDevice;
DeviceEntry->Partition.Disk.HardDisk.PartitionType = RawPartition;
DeviceEntry->Partition.Disk.HardDisk.Raw.DiskNumber = 0;
}
else if (DeviceNode->SubType == MEDIA_CDROM_DP)
{
/* Set the right type for a CDROM */
DeviceEntry->DeviceType = LocalDevice;
DeviceEntry->Local.Type = CdRomDevice;
/* Set the drive number to zero */
DeviceEntry->Local.FloppyDisk.DriveNumber = 0;
return STATUS_SUCCESS;
}
/* Fail anything else */
default:
break;
}
/* Return here only on failure */
return Status;
}
/*++
* @name EfiInitpConvertEfiDevicePath
*
* The EfiInitpConvertEfiDevicePath routine
*
* @param DevicePath
* UEFI Image Handle for the current loaded application.
*
* @param DeviceType
* Pointer to the UEFI System Table.
*
* @param Option
* Pointer to the UEFI System Table.
*
* @param MaximumLength
* Pointer to the UEFI System Table.
*
* @return None
*
*--*/
NTSTATUS
EfiInitpConvertEfiDevicePath (
_In_ EFI_DEVICE_PATH_PROTOCOL *DevicePath,
_In_ ULONG DeviceType,
_In_ PBOOT_ENTRY_OPTION Option,
_In_ PBL_BCD_OPTION Option,
_In_ ULONG MaximumLength
)
{
return STATUS_NOT_IMPLEMENTED;
PBCDE_DEVICE DeviceEntry;
NTSTATUS Status;
/* Make sure we have enough space for the option */
if (MaximumLength < sizeof(*Option))
{
Status = STATUS_INVALID_PARAMETER;
goto Quickie;
}
/* Zero out the option */
RtlZeroMemory(Option, sizeof(*Option));
/* Make sure we have enough space for the device entry */
if ((MaximumLength - sizeof(*Option)) < (ULONG)FIELD_OFFSET(BCDE_DEVICE, Device))
{
Status = STATUS_INVALID_PARAMETER;
goto Quickie;
}
/* Fill it out */
DeviceEntry = (PBCDE_DEVICE)(Option + 1);
Status = EfiInitTranslateDevicePath(DevicePath, &DeviceEntry->Device);
if (!NT_SUCCESS(Status))
{
goto Quickie;
}
/* Fill out the rest of the option structure */
Option->DataOffset = sizeof(*Option);
Option->Type = DeviceType;
Option->DataSize = FIELD_OFFSET(BCDE_DEVICE, Device) +
DeviceEntry->Device.Size;
Status = STATUS_SUCCESS;
Quickie:
return Status;
}
/*++
* @name EfiInitpCreateApplicationEntry
*
* The EfiInitpCreateApplicationEntry routine
*
* @param SystemTable
* UEFI Image Handle for the current loaded application.
*
* @param Entry
* Pointer to the UEFI System Table.
*
* @param MaximumLength
* Pointer to the UEFI System Table.
*
* @param DevicePath
* Pointer to the UEFI System Table.
*
* @param FilePath
* Pointer to the UEFI System Table.
*
* @param LoadOptions
* Pointer to the UEFI System Table.
*
* @param LoadOptionsSize
* Pointer to the UEFI System Table.
*
* @param Flags
* Pointer to the UEFI System Table.
*
* @param ResultLength
* Pointer to the UEFI System Table.
*
* @param AppEntryDevice
* Pointer to the UEFI System Table.
*
* @return None
*
*--*/
VOID
EfiInitpCreateApplicationEntry (
__in EFI_SYSTEM_TABLE *SystemTable,
@ -83,7 +419,7 @@ EfiInitpCreateApplicationEntry (
{
PBL_WINDOWS_LOAD_OPTIONS WindowsOptions;
PWCHAR ObjectString, CommandLine;
PBOOT_ENTRY_OPTION Option, PreviousOption;
PBL_BCD_OPTION Option, PreviousOption;
ULONG HeaderSize, TotalOptionSize, Size, CommandLineSize, RemainingSize;
NTSTATUS Status;
UNICODE_STRING GuidString;
@ -183,7 +519,7 @@ EfiInitpCreateApplicationEntry (
{
/* We failed, so mark the option as such and return an empty one */
Entry->BcdData.Failed = TRUE;
TotalOptionSize = sizeof(BOOT_ENTRY_OPTION);
TotalOptionSize = sizeof(BL_BCD_OPTION);
goto Quickie;
}
@ -243,7 +579,7 @@ EfiInitpCreateApplicationEntry (
OsPath = (PVOID)((ULONG_PTR)WindowsOptions + WindowsOptions->OsPathOffset);
/* IS the OS path in EFI format? */
if ((OsPath->Length > FIELD_OFFSET(BL_FILE_PATH_DESCRIPTOR, Path)) &&
if ((OsPath->Length > (ULONG)FIELD_OFFSET(BL_FILE_PATH_DESCRIPTOR, Path)) &&
(OsPath->PathType == EfiPath))
{
/* Convert the device portion */

50
reactos/boot/environ/include/bl.h
View file

@ -48,9 +48,32 @@
//
typedef enum _BL_DEVICE_TYPE
{
UdpDevice = 4
LocalDevice = 0,
PartitionDevice = 2,
UdpDevice = 4,
HardDiskDevice = 6
} BL_DEVICE_TYPE;
//
// Local Device Types
//
typedef enum _BL_LOCAL_DEVICE_TYPE
{
FloppyDevice = 1,
CdRomDevice = 2,
RamDiskDevice = 3,
} BL_LOCAL_DEVICE_TYPE;
//
// Partition types
//
typedef enum _BL_PARTITION_TYPE
{
GptPartition,
MbrPartition,
RawPartition,
} BL_PARTITION_TYPE;
//
// File Path Types
//
@ -191,7 +214,7 @@ typedef struct _BL_MEMORY_DESCRIPTOR
BL_MEMORY_TYPE Type;
} BL_MEMORY_DESCRIPTOR, *PBL_MEMORY_DESCRIPTOR;
typedef struct _BOOT_ENTRY_OPTION
typedef struct _BL_BCD_OPTION
{
ULONG Type;
ULONG DataOffset;
@ -199,7 +222,7 @@ typedef struct _BOOT_ENTRY_OPTION
ULONG ListOffset;
ULONG NextEntryOffset;
ULONG Failed;
} BOOT_ENTRY_OPTION, *PBOOT_ENTRY_OPTION;
} BL_BCD_OPTION, *PBL_BCD_OPTION;
typedef struct _BL_APPLICATION_ENTRY
{
@ -207,7 +230,7 @@ typedef struct _BL_APPLICATION_ENTRY
ULONG Flags;
GUID Guid;
ULONG Unknown[4];
BOOT_ENTRY_OPTION BcdData;
BL_BCD_OPTION BcdData;
} BL_APPLICATION_ENTRY, *PBL_APPLICATION_ENTRY;
typedef struct _BL_HARDDISK_DEVICE
@ -270,15 +293,18 @@ typedef struct _BL_DEVICE_DESCRIPTOR
struct
{
ULONG PartitionNumber;
BL_LOCAL_DEVICE Disk;
} MbrPartition;
union
{
ULONG PartitionNumber;
} Mbr;
union
{
GUID PartitionGuid;
} Gpt;
struct
{
GUID PartitionGuid;
BL_LOCAL_DEVICE Disk;
} GptPartition;
} Partition;
};
} BL_DEVICE_DESCRIPTOR, *PBL_DEVICE_DESCRIPTOR;
@ -318,7 +344,7 @@ EfiGetEfiStatusCode(
ULONG
BlGetBootOptionSize (
_In_ PBOOT_ENTRY_OPTION BcdOption
_In_ PBL_BCD_OPTION BcdOption
);
#endif

30
reactos/boot/environ/lib/misc/bcd.c
View file

@ -12,19 +12,30 @@
/* FUNCTIONS *****************************************************************/
/*++
* @name BlGetBootOptionListSize
*
* The BlGetBootOptionListSize routine
*
* @param BcdOption
* UEFI Image Handle for the current loaded application.
*
* @return Size of the BCD option
*
*--*/
ULONG
BlGetBootOptionListSize (
_In_ PBOOT_ENTRY_OPTION BcdOption
_In_ PBL_BCD_OPTION BcdOption
)
{
ULONG Size = 0, NextOffset = 0;
PBOOT_ENTRY_OPTION NextOption;
PBL_BCD_OPTION NextOption;
/* Loop all the options*/
do
{
/* Move to the next one */
NextOption = (PBOOT_ENTRY_OPTION)((ULONG_PTR)BcdOption + NextOffset);
NextOption = (PBL_BCD_OPTION)((ULONG_PTR)BcdOption + NextOffset);
/* Compute the size of the next one */
Size += BlGetBootOptionSize(NextOption);
@ -37,9 +48,20 @@ BlGetBootOptionListSize (
return Size;
}
/*++
* @name BlGetBootOptionSize
*
* The BlGetBootOptionSize routine
*
* @param BcdOption
* UEFI Image Handle for the current loaded application.
*
* @return Size of the BCD option
*
*--*/
ULONG
BlGetBootOptionSize (
_In_ PBOOT_ENTRY_OPTION BcdOption
_In_ PBL_BCD_OPTION BcdOption
)
{
ULONG Size, Offset;