Re: Disable built-in WiFi card so that USB WiFi device gets used --- systemctl?

[Rolf Turner]

On 30/07/13 14:45, poma wrote:
>  On 30.07.2013 00:03, Rolf Turner wrote:
> > Thanks "poma" (???) and Harald.  It sounds like you may have solved my
> > problem .... but I'm afraid that your advice is too cryptic for my poor
> > feeble
> > brain.  Can either of you (or someone else) spell out in tedious detail
> > just
> > what I need to do?  I cannot figure out whether things written in your
> > messages
> > are commands that I issue at the command line or lines that I need to
> > insert
> > into certain files.  And if so, which files?  I'm sure it's all obvious
> > to you guys,
> > but it leaves me floundering.
> >
> > Some specific questions:
> >
> > (1) "poma's" original posting referred to the directory /boot/extlinux
> > and a file therein called extlinux.conf.  On my system there is no
> > directory
> > "extlinux" in /boot.  The only subdirectories of /boot are "efi",
> "grub"
> > and
> > "grub2".
> >
> > Should I create the directory /boot/extlinux and the file
> > /boot/extlinux/extlinux.conf?
> > Or is there some other incantation that I should invoke?
> >
> > (2) Likewise the original posting refers to <drivername>. How do I
> > find/figure out
> > the *name* of the driver associated with the internal WiFi card? This
> > may sound
> > clueless, but I guess I am clueless.
> >
> > (3) I did "man 7 dracut.cmdline" and found the reference to
> > "rd.driver.blacklist"
> > but I could not fathom what it was saying.
> >
> > (4) The original posting contains:
> >> e.g.
> >> /boot/extlinux/extlinux.conf
> >> append … rd.driver.blacklist=<drivername>
> > Is the line "append … rd.driver.blacklist=<drivername>" to be placed
> > in the file /boot/extlinux/extlinux.conf?  (After I figure out what to
> > substitute
> > for "<drivername>" of course.) Are the three dots "..."
> literal? Or
> > are are they a filler for something that I need to insert?  If so, what
> > do I need to insert?  I haven't a clue!
> >
> > (5) I have found the file /boot/grub2/grub.cfg alright.  But it has a
> > header
> > saying "DO NOT EDIT THIS FILE".  It goes on to say:
> >> # It is automatically generated by grub2-mkconfig using templates
> >> # from /etc/grub.d and settings from /etc/default/grub
> > So do I need to edit /etc/default/grub?  Or what?
> >
> > (6) In respect of "poma's" follow-up posting:  Do I create a file
> > /etc/modprobe.d/blacklist.<modulename>.conf (after having figured
> > out what "<modulename>" should be) and place in it the line:
> >
> >     blacklist <modulename>
> >
> > (again after having figured out what "<modulename>" should be) ?
> >
> > (7) In /etc/modprobe.d there is already a file called "blacklist.conf" in
> > which there are many many lines such as:
> >
> >> # watchdog drivers
> >> blacklist i8xx_tco
> >>
> >> # framebuffer drivers
> >> blacklist aty128fb
> >> blacklist atyfb
> >> blacklist radeonfb
> >> blacklist i810fb
> >> blacklist cirrusfb
> >       .........
> >
> > Could I just put "blacklist <modulename>" into that file?
> >
> > (8) "poma" says " However OP should upgrade, anyway."  I'm
> sure that
> > I should.  But the thought terrifies me.  After all that I have read on
> > this
> > list recently about problems with Fedora 19, with fedup, with "yum
> > upgrade".
> > I have understood almost none of the discourse but it seems to indicate
> > that upgrading is essentially impossible unless you *really* know what you
> > are doing.  And I don't.
> >
> > Is there a simple (hah!) recipe by means of which I could upgrade?  E.g.
> > could I just type
> >
> >      sudo fedup
> >
> > at the command line?  Or perhaps
> >
> >      sudo yum upgrade
> >
> > ???  If either would work, what are the implications of using the one
> > rather
> > than the other?
> >
> > Thanks for any insight.
> >
> >      cheers,
> >
> >          Rolf Turner
> >
> >
>  Step by step. ;)
>
>  This is the hyperlink:
>  https://support.mozillamessaging.com/en-US/kb/reply-above-or-below-quoted...
>  Below quoted text, s'il vous plaît.
>
>  This is the command - c/p into reply s'il vous plaît:
>  $ lspci -knn
>
>
>  poma
>  
Here we go.  (It is all Greek to me! :-) )

>  00:00.0 Host bridge [0600]: Intel Corporation Ivy Bridge DRAM 
>  Controller [8086:0154] (rev 09)
>      Subsystem: Toshiba America Info Systems Device [1179:fb31]
>  00:01.0 PCI bridge [0604]: Intel Corporation Ivy Bridge PCI Express 
>  Root Port [8086:0151] (rev 09)
>      Kernel driver in use: pcieport
>  00:14.0 USB Controller [0c03]: Intel Corporation Panther Point USB 
>  xHCI Host Controller [8086:1e31] (rev 04)
>      Subsystem: Toshiba America Info Systems Device [1179:fb31]
>      Kernel driver in use: xhci_hcd
>  00:16.0 Communication controller [0780]: Intel Corporation Panther 
>  Point MEI Controller #1 [8086:1e3a] (rev 04)
>      Subsystem: Toshiba America Info Systems Device [1179:fb31]
>  00:1a.0 USB Controller [0c03]: Intel Corporation Panther Point USB 
>  Enhanced Host Controller #2 [8086:1e2d] (rev 04)
>      Subsystem: Toshiba America Info Systems Device [1179:fb31]
>      Kernel driver in use: ehci_hcd
>  00:1b.0 Audio device [0403]: Intel Corporation Panther Point High 
>  Definition Audio Controller [8086:1e20] (rev 04)
>      Subsystem: Toshiba America Info Systems Device [1179:fb30]
>      Kernel driver in use: snd_hda_intel
>  00:1c.0 PCI bridge [0604]: Intel Corporation Panther Point PCI Express 
>  Root Port 1 [8086:1e10] (rev c4)
>      Kernel driver in use: pcieport
>  00:1c.1 PCI bridge [0604]: Intel Corporation Panther Point PCI Express 
>  Root Port 2 [8086:1e12] (rev c4)
>      Kernel driver in use: pcieport
>  00:1c.2 PCI bridge [0604]: Intel Corporation Panther Point PCI Express 
>  Root Port 3 [8086:1e14] (rev c4)
>      Kernel driver in use: pcieport
>  00:1d.0 USB Controller [0c03]: Intel Corporation Panther Point USB 
>  Enhanced Host Controller #1 [8086:1e26] (rev 04)
>      Subsystem: Toshiba America Info Systems Device [1179:fb31]
>      Kernel driver in use: ehci_hcd
>  00:1f.0 ISA bridge [0601]: Intel Corporation Panther Point LPC 
>  Controller [8086:1e59] (rev 04)
>      Subsystem: Toshiba America Info Systems Device [1179:fb31]
>  00:1f.2 SATA controller [0106]: Intel Corporation Panther Point 6 port 
>  SATA AHCI Controller [8086:1e03] (rev 04)
>      Subsystem: Toshiba America Info Systems Device [1179:fb31]
>      Kernel driver in use: ahci
>  00:1f.3 SMBus [0c05]: Intel Corporation Panther Point SMBus Controller 
>  [8086:1e22] (rev 04)
>      Subsystem: Toshiba America Info Systems Device [1179:fb31]
>  01:00.0 VGA compatible controller [0300]: ATI Technologies Inc Device 
>  [1002:6840]
>      Subsystem: Toshiba America Info Systems Device [1179:fb31]
>      Kernel driver in use: radeon
>  01:00.1 Audio device [0403]: ATI Technologies Inc Device [1002:aa90]
>      Subsystem: Toshiba America Info Systems Device [1179:fb31]
>      Kernel driver in use: snd_hda_intel
>  08:00.0 Network controller [0280]: Realtek Semiconductor Co., Ltd. 
>  RTL8188CE 802.11b/g/n WiFi Adapter [10ec:8176] (rev 01)
>      Subsystem: Realtek Semiconductor Co., Ltd. Device [10ec:8212]
>      Kernel driver in use: rtl8192ce
>  09:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. 
>  RTL8111/8168B PCI Express Gigabit Ethernet controller [10ec:8168] (rev 07)
>      Subsystem: Realtek Semiconductor Co., Ltd. Device [10ec:0123]
>      Kernel driver in use: r8169 
Hope it enables you to give me some insight.

     cheers,

         Rolf