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Re: [qemu-s390x] [PATCH 10/15] s390-bios: Support for running format-0/1
Re: [qemu-s390x] [PATCH 10/15] s390-bios: Support for running format-0/1 channel programs
Thu, 10 Jan 2019 16:21:37 +0100
On Thu, 10 Jan 2019 10:02:48 -0500
"Jason J. Herne" <address@hidden> wrote:
> On 1/10/19 7:15 AM, Cornelia Huck wrote:
> > On Wed, 9 Jan 2019 15:01:19 -0500
> > "Jason J. Herne" <address@hidden> wrote:
> >> On 1/9/19 1:34 PM, Cornelia Huck wrote:
> >>> On Wed, 9 Jan 2019 13:10:26 -0500
> >>> "Jason J. Herne" <address@hidden> wrote:
> >>>> I'm not sure what value there is in abstracting sense at the moment. I'm
> >>>> not even sure
> >>>> what other device's sense data looks like. Since my description of the
> >>>> SENSE CCW comes
> >>>> from an ECKD reference I have not been able to verify any areas of the
> >>>> data that are
> >>>> common across device types. Thoughts?
> >>> There's SA22-7204-01 ("Common I/O Device Commands"), which is from 1992
> >>> (this is what I have on my disk -- is there anything newer?). It
> >>> specifies what bits 0-5 of byte 0 mean and states that bytes 1-31 are
> >>> optional and device-specific.
> >>> Maybe some other bits have been specified after 1992, but I have not
> >>> come across documentation for them.
> >> That publication is no longer available. According to my quick research it
> >> has been
> >> replaced by an internal only publication. I'll see what I can find.
> > The publication no longer being available is not good, as it is a
> > normative reference pointed to by the virtio standard (see
> > http://docs.oasis-open.org/virtio/virtio/v1.0/cs04/virtio-v1.0-cs04.html#x1-30001)
> > :(
> > Is there any chance that at least that old version can be made
> > available again?
> A quick web search turns up the following link:
> So I guess it is available, even if the document has been superseded
Cool, thanks for checking!
Re: [qemu-s390x] [PATCH 10/15] s390-bios: Support for running format-0/1 channel programs, Jason J. Herne, 2019/01/14