qbpartmgr.h File Reference

Detailed Description

NVIDIA Quickboot Interface: Partition Manager

Description: This file declares the partition management operations.

Definition in file qbpartmgr.h.

Go to the source code of this file.

Data Structures
struct	QbAllocPartArgsRec

Macros
#define	MAX_PARTITIONS_INDEX   41
#define	MAX_NUM_PARTITIONS   (MAX_PARTITIONS_INDEX - 1)
#define	GPT_SIZE_IN_SECTORS   33
#define	GUEST_BOOT_PARTITION_FLAG   0x80000000
#define	PT_LEVEL_1   (1)
#define	PT_LEVEL_2   (2)

Typedefs
typedef struct QbAllocPartArgsRec	QbAllocPartArgs

Functions
NvError	QbLoadAndInitPartMgr (void)
	Loads and initializes partitions. More...
NvBool	QbQueryThreeLevelPtInfo (void)
	Query information about 3-level PT. More...
NvError	QbPartMgrInit (void)
	Initializes the partition manager. More...
void	QbPartMgrDeinit (void)
	Shuts down the partition manager. More...
NvError	QbPartMgrLoadTable (QbDriver DeviceId, NvU32 DeviceInstance, NvU64 StartLogicalByte, NvU64 NumLogicalBytes, NvBool IsSigned, NvBool IsEncrypted)
	Reads the Partition Table from specified storage device. More...
NvError	QbPrependBootChainPrefix (NvS8 *pPartName, NvU32 Size, NvBool IsActiveChain)
NvError	QbGetPartNameFromType (QbPartitionType PartType, NvBool IsActiveChain, NvS8 *pPartName, NvS32 PartNameBufferSize)
NvError	QbPartMgrQueryIvcChannelInfo (NvU32 PartId, NvU32 *pIvc)
	This API is used by update library to query IVC channel info for a partition specified by partition id. More...
NvError	QbPartMgrLoadAllPt (QbDriver DeviceId, NvU32 DeviceInstance)
	This API is used by update library to load partition table. More...
NvError	QbPartMgrLoadSecondLevelPt (QbDriver DeviceId, NvU32 DeviceInstance)
	This API is used by the update library for loading second level PT. More...
void	QbPartMgrLoadAllGuestPt (void)
	Iterates over the global PT for guest blobs found. More...
NvError	QbPartMgrCreateTableStart (NvU32 NumPartitions)
	Allocates memory for partition table and fills the default PT header. More...
NvError	QbPartMgrCreateTableFinish (void)
	Returns with a success indication if a Partition Table has been created. More...
NvError	QbPartMgrAddTableEntry (NvU32 PartId, char *pPartName, char *pGuestPartName, QbPartInfo PartInfo, QbAllocPartArgs PartArgs)
	Adds an entry to the Partition Table. More...
NvError	QbPartMgrSaveTable (QbDriver DeviceId, NvU32 DevInstance, NvBool SignTable, NvBool EncryptTable, NvS8 *FileName)
	Writes the Partition Table to the storage device. More...
NvError	QbPartMgrGetIdByName (const char *PartitionName, NvU32 *PartitionId)
	Returns the partition ID for the named partition. More...
NvError	QbPartMgrGetIdByType (QbPartitionType PartitionType, NvU32 *PartitionId)
	Returns the partition ID for the partition type. More...
NvError	QbPartMgrGetNameById (NvU32 PartitionId, char *PartitionName)
	Returns the name of the specified partition ID. More...
NvError	QbPartMgrGetNameByIdFromBuffer (NvU32 PartitionId, char *PartitionName, QbPartitionTable QbPartTable)
	Returns the name of the specified partition ID for the input PT buffer. More...
NvError	QbPartMgrGetBootCompHdrPartId (NvU32 PartitionId, NvU32 *BootCompHdrPartId)
	Returns the Partition ID of the partition that has the BCH for the given partition. More...
NvError	QbPartMgrGetPartInfo (NvU32 PartitionId, QbPartInfo *pPartInfo)
	Gets information about the location, size, and other attributes for the specified partition. More...
NvError	QbPartMgrGetPartInfoFromBuffer (NvU32 PartitionId, QbPartInfo *pPartInfo, QbPartitionTable QbPartTable)
	Gets information about the location, size, and other attributes for the specified partition for the input PT buffer. More...
NvU32	QbPartMgrGetNextId (NvU32 PartitionId)
	Iterates over the partition IDs in the Partition Table. More...
NvU32	QbPartMgrGetNextIdFromBuffer (NvU32 PartitionId, QbPartitionTable QbPartTable)
	Iterates over the partition IDs in the input PT buffer. More...
NvU32	QbPartMgrGetNextIdForDeviceInstance (NvU32 DeviceId, NvU32 DeviceInstance, NvU32 PartitionId)
	Iterates over partition IDs in the Partition Table, where only certain IDs are considered. More...
NvError	QbPartMgrGetNextDeviceInstance (NvU32 DeviceId, NvU32 DeviceInstance, NvU32 *NextDeviceId, NvU32 *NextDeviceInstance)
	Finds the next device ID and device Instance in the PT relative to the given device ID and device Instance. More...
NvU32	QbPartMgrGetNumPartition (void)
	Gets the number of the partition. More...
NvError	QbPartMgrShowPT (void)
	Prints the partition table. More...
NvError	QbDeviceGetPartitionIdByOffset (QbDriver DriverType, NvU32 Instance, NvU64 Offset, NvU32 *PartitionId)
	Finds the partition in which the given offset lies. More...
NvError	NvLoadPtFromFile (NvS8 *pPtImagePath)
	Loads partition table from specified file. More...
NvError	NvLoadPtFromFileToBuffer (NvS8 *pPtImagePath, NvBool IsSigned, QbPartitionTable **ppQbPartTable)
	Loads partition table from specified file to a PT buffer provided back to caller. More...