SUpdateSRT
SpBlockPtr spBlkPtr ; address of 56-byte Slot Parameter Block
structure
SUpdateSRT updates the Slot Resource Table records spRefNum and spIOReserved with information about the sResource in slot spSlot with list
spID and external device identifier spExtDev. Used only by the Operating
System.
spBlkPtr is the address of a 56-byte Slot Parameter Block structure.
The relevant fields are as follows:
Out-In Name Type Size Offset Description
Æ spIOReserved short 2 36 Reserved field of Slot Resource Table
Æ spRefNum short 2 38 Slot Resource Table reference number
Æ spID char 1 50 sResource list ID
Æ spExtDev char 1 51 ID of the external device
Æ spSlot char 1 49 Slot number
Other parameters affected include:
spResult long 4 0 FUNCTION result
spsPointer Ptr 4 4 Structure pointer spSize long 4 8 Size of structure
spFlags char 1 54 Internal use only
noErr (0) No error
smEmptySlot (-300) No card in slot.
smCRCFail (-301) CRC check failed.
smFormatErr (-302) FHeader format is not Apple's
smRevisionErr (-303) The revision of the card's declaration ROM is wrong.
smNoDir (-304) Directory offset is NIL
smNosInfoArray (-306) The SDM could not allocate memory for the sInfo
array.
smResrvErr (-307) A reserved field of the declaration ROM was used.
smUnExBusErr (-308) An unexpected bus error occurred.
smBLFieldBad (-309) A valid ByteLanes field was not found.
smDisposePErr (-312) An error occurred during execution of DisposPointer.
smNoBoardSRsrc (-313) There is no board sResource.
smGetPRErr (-314) Error during execution of sGetPRAMRec.
smNoBoardId (-315) There is no board ID.
smInitStatVErr (-316) The InitStatus_V field was negative after Primary or
Secondary Init.
smInitTblVErr (-317) Error while trying to initialize the sResource Table.
smNoJmpTbl (-318) Slot Manager jump table could not be created smBadBoardId (-319) Board ID was wrong; reinit the PRAM record
Notes: This routine is called by IOCore whenever the driver for a slot device is
opened or closed.