svn commit: r260926 - in head: sys/dev/pci sys/sys usr.sbin/pciconf

[John Baldwin]

On Tuesday, January 21, 2014 12:49:42 pm Ruslan Makhmatkhanov wrote:
> John Baldwin wrote on 21.01.2014 20:00:
> > On Monday, January 20, 2014 3:56:10 pm John Baldwin wrote:
> >> Author: jhb
> >> Date: Mon Jan 20 20:56:09 2014
> >> New Revision: 260926
> >> URL: http://svnweb.freebsd.org/changeset/base/260926
> >>
> >> Log:
> >>    Add support for displaying VPD for PCI devices via pciconf.
> >>    - Store the length of each read-only VPD value since not all values are
> >>      guaranteed to be ASCII values (though most are).
> >>    - Add a new pciio ioctl to fetch VPD for a single PCI device.  The values
> >>      are returned as a list of variable length records, one for the device
> >>      name and each keyword.
> >>    - Add a new -V flag to pciconf's list mode which displays VPD data for
> >>      each device.
> >>
> >>    MFC after:	1 week
> >
> > Sample output:
> >
> > t4nex0 at pci0:4:0:4:      class=0x020000 card=0x00001425 chip=0x44011425
> > rev=0x00 hdr=0x00
> >      VPD ident  = 'T420-LL-CR      '
> >      VPD ro PN  = '110114640C0     '
> >      VPD ro EC  = '01234567890123  '
> >      VPD ro SN  = 'PT06120042              '
> >      VPD ro NA  = '000743123340'
> >      VPD ro V0  = '0909FFFF'
> >      VPD ro V1  = '48000810180109111948484848484847'
> > ...
> 
> That's great. So why not to strip whitespace in the output?

I suppose it could trim trailing whitespace.  The format of these
fields is very loose (just ASCII), so I wanted to display the raw
value in case there were cases where it might be significant.

-- 
John Baldwin