[LinuxBIOS] EHCI Debug Port on ICH4/ICH4-M chipset

Uwe Hermann uwe at hermann-uwe.de
Fri Sep 14 18:54:04 CEST 2007

On Mon, Sep 10, 2007 at 10:49:03PM +0200, Marcin Juszkiewicz wrote:
> On http://linuxbios.org/EHCI_Debug_Port wiki page there is an info that 
> Intel ICH4/ICH4-M chipset does not supports Debug Port. I have Dell D400 
> laptop with that chipset and Debug Port is available according to lspci 
> output:
> 22:47 hrw at maluch:~$ sudo lspci -ns $(lspci|grep EHCI|cut -f1 -d' ');sudo 
> lspci -vs $(lspci|grep EHCI|cut -f1 -d' ')
> 00:1d.7 0c03: 8086:24cd (rev 01)
> 00:1d.7 USB Controller: Intel Corporation 82801DB/DBM (ICH4/ICH4-M) USB2 
> EHCI Controller (rev 01) (prog-if 20 [EHCI])
>         Subsystem: Dell Latitude D400
>         Flags: bus master, medium devsel, latency 0, IRQ 11
>         Memory at faeffc00 (32-bit, non-prefetchable) [size=1K]
>         Capabilities: [50] Power Management version 2
>         Capabilities: [58] Debug port

Fixed in the wiki, thanks!

I was the one who added the ICH4 in the wiki, but I don't remember which
system I used to test that back then. Maybe I confused it with
some other chipset or I was drunk or something ;-)

http://www.hermann-uwe.de  | http://www.holsham-traders.de
http://www.crazy-hacks.org | http://www.unmaintained-free-software.org
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 189 bytes
Desc: Digital signature
URL: <http://www.coreboot.org/pipermail/coreboot/attachments/20070914/6ee1606e/attachment.sig>

More information about the coreboot mailing list