Bug in 08-101r0 (SPC-4 – CbCS field byte alignment changes)

Ralph Weber roweber at IEEE.org
Thu Mar 6 04:31:08 PST 2008


* From the T10 Reflector (t10 at t10.org), posted by:
* Ralph Weber <roweber at ieee.org>
*
Sivan,
The only possibly substantive change was making the
vendor specific range F0h - FEh, but ...
Something had to be done and it was.
All the best,
.Ralph
Sivan Tal wrote:
> Ralph,
>
> I'm afraid there is also a bug in 07-454r5
>
> The CBCS METHOD field in the Capability descriptor (table 20) is 8 bits,
> but the values in table 22 are coded in 16 bit format. The intention is to
> use 8 bits so the coded values in table 22 should be adjusted to 8 bit
> format (00h instead of 0000h and so on). I think that can be considered
> editorial.
>
> And we'll get 08-101r0 table x1 revised accordingly, such that each
> supported CbCS method will be 3 reserved bytes and 1 for the method code
> instead of 2 and 2.
>
> - Sivan.
>
>
>
>									     
>	       Ralph Weber						     
>	       <roweber at IEEE.org					     
>	       >							  To 
>	       Sent by: 		 "'t10 at t10.org'" <t10 at t10.org>	     
>	       owner-t10 at t10.org					  cc 
>									     
>								     Subject 
>	       03/05/2008 09:47 	 Bug in 08-101r0 (SPC-4 – CbCS
field 
>	       PM			 byte alignment changes)	     
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>
> * From the T10 Reflector (t10 at t10.org), posted by:
> * Ralph Weber <roweber at ieee.org>
> *
> 08-101r0 table x1 shows the CbCS Method coded values as
> 16-bit quantities.
>
> This is inconsistent with 07-454r5 in which table 20
> (capability format) show the CbCS Method field as
> an 8-bit field.
>
> Since there are no reserved bytes in the capability
> format and since the capability is consistently shown
> as 72 bytes in length, I am incorporating CbCS Method
> as a 8-bit value.
>
> 08-101r0 might as well be revised to follow the rest
> of the CbCS definition.
>
> All the best,
>
> .Ralph
>
>
>
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