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<TITLE>Int 11/AH=FFh/SI=6A6Ah
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Int 11/AH=FFh/SI=6A6Ah - WD7000 SDLP interface - EXECUTE GENERIC SCSI COMMAND -
AH = FFh
SI = 6A6Ah
AL = SCSI Addressing (see #00230)
CX = bytes of data to be transmitted (max FFF0h)
DH = 00h
DL = length of SCSI Command Descriptor Block
DS:DI - SCSI Command Descriptor Block
ES:BX - data buffer
Return: CF set on error
AL = error code
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<h2>Int 11/AH=FFh/SI=6A6Ah
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<h3><font color=#C00040>WD7000 SDLP interface - EXECUTE GENERIC SCSI COMMAND</font></h3>
<PRE>
AH = FFh
SI = 6A6Ah
AL = SCSI Addressing <a href="rb-0596.htm#Table230" tppabs="http://www.ctyme.com/intr/rb-0596.htm#Table230">(see #00230)</a>
CX = bytes of data to be transmitted (max FFF0h)
DH = 00h
DL = length of SCSI Command Descriptor Block
DS:DI -> SCSI Command Descriptor Block
ES:BX -> data buffer<br>
<p><b>Return:</b><br>CF set on error
AL = error code
CF clear if successful
</PRE>
<p><b>Note:</b>
Because of busmaster operations with WD7000FASST avoid accessing
video memory directly; check 386 memory manager for VDS support.
The WD7000XTAT works with programmed IO and does not have this
limitation.
<p><b>See Also:</b>
<a href="rb-2832.htm" tppabs="http://www.ctyme.com/intr/rb-2832.htm">INT 21/AX=4402h"ASPI"</a> - <a href="javascript:if(confirm('http://www.ctyme.com/intr/rb-4991.htm \n\nThis file was not retrieved by Teleport Pro, because it was unavailable, or its retrieval was aborted, or the project was stopped too soon. \n\nDo you want to open it from the server?'))window.location='http://www.ctyme.com/intr/rb-4991.htm'" tppabs="http://www.ctyme.com/intr/rb-4991.htm">INT 2F/AX=7F01h</a>
<PRE>
<p>
Bitfields for SDLP SCSI addressing:
<a name=table230></a>
Bit(s) Description (Table 00230)
2-0 SCSI Target LUN (logical unit number)
5-3 SCSI Target ID
7 write flag, set for write operations, clear otherwise
</PRE>
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