Re: [Xen-devel] Re: logs attached. Re: [Xen-users] Can not find the cdrom device in /dev/ afterbooted into xen(3.0.3)

[Keir Fraser <keir@xxxxxxxxxxxxx>]

Lspci -vvv output for native and Xen kernels may be useful, just for device
00:1f.1 (the IDE device). Then we could see which I/O resources the device
is claiming in each case

 -- Keir

On 1/12/06 6:56 pm, "Keir Fraser" <keir@xxxxxxxxxxxxx> wrote:

> Actually, now I look closer it seems that on native the IDE I/O ports are
> detected as 0x1860-0x1867, but the Xen kernel is failing to detect this and
> is then failing to register at the default 0x1f0, probably because a legacy
> ISA IDE driver is registered there. So there is definitely something odd
> going on here but tracking it down will probably require adding some kernel
> tracing (e.g., to ide_hwif_configure(), to determine why it is failing to
> find the special location of the IDE I/O ports).
> 
>  -- Keir
> 
> On 1/12/06 6:48 pm, "Liang Yang" <multisyncfe991@xxxxxxxxxxx> wrote:
> 
>> I just download Xen source and do "make world;make
>> install;depmod..;mkinitrd...". I don't know which config file will be used
>> if I build Xen like this (maybe the config-2.6.16.29-xen under the directory
>> dist/install/boot).
>> 
>>  I did a grep with "CONFIG_BLK_DEV_PIIX" and found it it set to m in the
>> config-2.6.16.29-xen. I did a modprobe piix, however my CD-ROM is still not
>> fired up (nothing is show up /dev/ as either cdrom or hd*).
>> 
>> Liang
>> 
>> ----- Original Message -----
>> From: "Keir Fraser" <keir@xxxxxxxxxxxxx>
>> To: "Liang Yang" <multisyncfe991@xxxxxxxxxxx>; <tim.post@xxxxxxxxxxxxxxx>;
>> "Petersson, Mats" <Mats.Petersson@xxxxxxx>
>> Cc: <xen-devel@xxxxxxxxxxxxxxxxxxx>; <xen-users@xxxxxxxxxxxxxxxxxxx>
>> Sent: Friday, December 01, 2006 11:34 AM
>> Subject: [Xen-devel] Re: logs attached. Re: [Xen-users] Can not find the
>> cdrom device in /dev/ afterbooted into xen(3.0.3)
>> 
>> 
>>> On 1/12/06 6:27 pm, "Liang Yang" <multisyncfe991@xxxxxxxxxxx> wrote:
>>> 
>>>> Hi Tim, Keir and Mats,
>>>> 
>>>> I attached all the detailed log files (text file format). The file
>>>> extension
>>>> indicate the version of environment. Please take a look.
>>> 
>>> ESB2 should be supported by the piix IDE driver. Which XenLinux kernel
>>> config are you using? Either you need the driver compiled into the kernel,
>>> or you need to load it as a module. Look for a line containing
>>> CONFIG_BLK_DEV_PIIX in your .config -- it should be "=m" or "=y".
>>> 
>>> If it's compiled as a module, and you installed the modules on your
>>> filesystem, you may be able to fire up the CDROM drive by typing 'modprobe
>>> piix'.
>>> 
>>> -- Keir
>>> 
>>> 
>>> _______________________________________________
>>> Xen-devel mailing list
>>> Xen-devel@xxxxxxxxxxxxxxxxxxx
>>> http://lists.xensource.com/xen-devel
>>> 
>> 
>> 
>> _______________________________________________
>> Xen-devel mailing list
>> Xen-devel@xxxxxxxxxxxxxxxxxxx
>> http://lists.xensource.com/xen-devel
> 


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