svn commit: r349133 - head/share/man/man4
Niclas Zeising
zeising at freebsd.org
Mon Jun 17 08:50:15 UTC 2019
On 2019-06-17 09:56, Benjamin Kaduk wrote:
> On Sun, Jun 16, 2019 at 10:42 PM Niclas Zeising <zeising at freebsd.org
> <mailto:zeising at freebsd.org>> wrote:
>
> Author: zeising (doc,ports committer)
> Date: Mon Jun 17 05:41:47 2019
> New Revision: 349133
> URL: https://svnweb.freebsd.org/changeset/base/349133
>
> Log:
> pci(4): Document PCIOCATTACHED
>
> Document the PCIOCATTACHED ioctl(2) in the pci(4) manual.
> PCIOCATTACHED is used to query if a driver has attached to a PCI.
>
> Reviewed by: bcr, imp
> MFC after: 2 weeks
> Differential Revision: https://reviews.freebsd.org/D20652
>
> Modified:
> head/share/man/man4/pci.4
>
> Modified: head/share/man/man4/pci.4
> ==============================================================================
> --- head/share/man/man4/pci.4 Mon Jun 17 03:48:44 2019
> (r349132)
> +++ head/share/man/man4/pci.4 Mon Jun 17 05:41:47 2019
> (r349133)
> @@ -24,7 +24,7 @@
> .\"
> .\" $FreeBSD$
> .\"
> -.Dd June 14, 2018
> +.Dd June 17, 2019
> .Dt PCI 4
> .Os
> .Sh NAME
> @@ -333,6 +333,26 @@ The limitations on data width described for
> reading registers, above, also apply to writing
> .Tn PCI
> configuration registers.
> +.It PCIOCATTACHED
> +This
> +.Xr ioctl 2
> +allows users to query if a driver is attached to the
> +.Tn PCI
> +specified in the passed-in
>
>
> Is there a missing word like "device" here?
I just followed the same syntax as for the PCIOCWRITE ioctl in the
paragraph before. I found it a little strange when I read it, but I
kind of assumed there was a reason it said PCI and not PCI device,
perhaps similar to using RAM instead of RAM memory, if you understand
what I mean.
Regards
Niclas
>
> +.Va pci_io
> +structure.
> +The
> +.Va pci_io
> +structure is described above, however, the
> +.Va pi_reg
> +and
> +.Va pi_width
> +fields are not used.
> +The status of the device is stored in the
> +.Va pi_data
> +field.
> +A value of 0 indicates no driver is attached, while a value larger
> than 0
> +indicates that a driver is attached.
> .It PCIOCBARMMAP
> This
> .Xr ioctl 2
--
Niclas Zeising
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