CDROM_VOLUME_DESCRIPTOR Union Reference


Data Fields

struct {
   UINT8   Type
   CHAR8   Id [5]
 "CD001"
   CHAR8   Reserved [82]
Unknown
struct {
   UINT8   Type
 Must be 0.
   CHAR8   Id [5]
 "CD001"
   UINT8   Version
 Must be 1.
   CHAR8   SystemId [32]
 "EL TORITO SPECIFICATION"
   CHAR8   Unused [32]
 Must be 0.
   UINT8   EltCatalog [4]
 Absolute pointer to first sector of Boot Catalog.
   CHAR8   Unused2 [13]
 Must be 0.
BootRecordVolume
struct {
   UINT8   Type
   CHAR8   Id [5]
 "CD001"
   UINT8   Version
   UINT8   Unused
 Must be 0.
   CHAR8   SystemId [32]
   CHAR8   VolumeId [32]
   UINT8   Unused2 [8]
 Must be 0.
   UINT32   VolSpaceSize [2]
 the number of Logical Blocks
PrimaryVolume

Detailed Description

CD-ROM Volume Descriptor

Field Documentation

Boot Record Volume Descriptor, defined in "El Torito" Specification.

Absolute pointer to first sector of Boot Catalog.

"CD001"

Primary Volumn Descriptor, defined in ISO 9660.

"EL TORITO SPECIFICATION"

Must be 0.

Must be 0.

Must be 0.

Must be 0.

Must be 0.

Must be 1.

the number of Logical Blocks


Generated on Thu Sep 24 23:14:27 2015 for MdePkg[ALL] by  doxygen 1.5.7.1