Specifications

132
DescString
Segment:offset address of an ASCIIZ description string describing this device.
InitPerReserved
Reserved.
AdditionalIrq??Handler
The use of these fields is IBV dependent. They can be used to flag that an OpROM
has hooked the specified IRQ. The OpROM may be BBS compliant as some SCSI
BBS-compliant OpROMs also hook IRQ vectors in order to run their BIOS Setup.
//****************************************************
//
BootPriority values
//****************************************************
#define BBS_DO_NOT_BOOT_FROM 0xFFFC
#define BBS_LOWEST_PRIORITY 0xFFFD
#define BBS_UNPRIORITIZED_ENTRY 0xFFFE
#define BBS_IGNORE_ENTRY 0xFFFF
Table 11 gives a description of the above fields.
Table 11 BBS Fields
BBS_DO_NOT_BOOT_FROM Removes a device from the boot list but still allows it to be
enumerated as a valid device under MS-DOS*.
BBS_LOWEST_PRIORITY Forces the device to be the last boot device.
BBS_UNPRIORITIZED_ENTRY Value that is placed in the
BBS_TABLE.BootPriority field before priority has
been assigned but that indicates it is valid entry. Other
values indicate the priority, with 0x0000 being the highest
priority.
BBS_IGNORE_ENTRY When placed in the
BBS_TABLE.BootPriority
field,
indicates that the entry is to be skipped.