From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Singapore Citizen Mr. Teo En Ming (Zhang Enming)" Subject: Re: Dear Ren Yongjie and Xen Developers Date: Thu, 08 Aug 2013 23:18:22 +0800 Message-ID: <5203B6BE.4060400@gmail.com> References: <51F980C8.8090505@gmail.com> <1B4B44D9196EFF41AE41FDA404FC0A1001B5F2DD@SHSMSX102.ccr.corp.intel.com> <51FA406C.6070303@gmail.com> <1B4B44D9196EFF41AE41FDA404FC0A1001B5F92D@SHSMSX102.ccr.corp.intel.com> <51FA7306.4060601@gmail.com> <520265B0.3010709@gmail.com> Reply-To: singapore.mr.teo.en.ming@gmail.com Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; Format="flowed" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <520265B0.3010709@gmail.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: singapore.mr.teo.en.ming@gmail.com Cc: "xen-users@lists.xen.org" , "Ren, Yongjie" , Gustav Sorenson , "xen-devel@lists.xen.org" List-Id: xen-devel@lists.xenproject.org On 07/08/2013 23:20, Singapore Citizen Mr. Teo En Ming (Zhang Enming) wrote: > On 01/08/2013 22:39, Singapore Citizen Mr. Teo En Ming (Zhang Enming) > wrote: >> On 01/08/2013 21:24, Ren, Yongjie wrote: >>>> -----Original Message----- >>>> From: Singapore Citizen Mr. Teo En Ming (Zhang Enming) >>>> [mailto:singapore.mr.teo.en.ming@gmail.com] >>>> Sent: Thursday, August 01, 2013 7:03 PM >>>> To: Ren, Yongjie >>>> Cc: xen-users@lists.xen.org; xen-devel@lists.xen.org; Teo En Ming >>>> (Zhang >>>> Enming) >>>> Subject: Re: Dear Ren Yongjie >>>> >>>> On 01/08/2013 15:28, Ren, Yongjie wrote: >>>>>> -----Original Message----- >>>>>> From: Singapore Citizen Mr. Teo En Ming (Zhang Enming) >>>>>> [mailto:singapore.mr.teo.en.ming@gmail.com] >>>>>> Sent: Thursday, August 01, 2013 5:25 AM >>>>>> To: Ren, Yongjie; xen-users@lists.xen.org; >>>>>> xen-devel@lists.xen.org; Teo >>>> En >>>>>> Ming (Zhang Enming) >>>>>> Subject: Dear Ren Yongjie >>>>>> >>>>>> Hi Yongjie, >>>>>> >>>>>> I have just compiled and installed Xen 4.3-unstable changeset 26666 >>>> and >>>>>> Linux kernel 3.8.1, according to your specifications. However, I >>>>>> still >>>>>> cannot get success with Intel HD Graphics 4600 IGD VGA passthrough. >>>>>> >>>>>> Although in Device Manager in Windows 7 HVM domU, it says "This >>>> device >>>>>> is working properly" for Intel HD Graphics 4600, I can only get 16 >>>>>> colors. Please refer to the following screenshots. >>>>>> >>>>>> http://i.imgur.com/zaEGys4.jpg >>>>>> >>>>>> http://i.imgur.com/KRZzxNZ.jpg >>>>>> >>>>>> http://i.imgur.com/aVyuh4W.jpg >>>>>> >>>>>> I have attached the relevant configuration files in this email. >>>>>> Please >>>>>> check to see if there are any mistakes. >>>>>> >>>>>> Output of sudo xl dmesg: http://pastebin.com/knN7Hdg6 >>>>>> >>>>>> Output of dmesg: http://pastebin.com/ixPuUnni >>>>>> >>>>>> Output of sudo xl info: http://pastebin.com/JRuqi3ay >>>>>> >>>>>> Output of sudo lspci -vvv: http://pastebin.com/YnL0zSBW >>>>>> >>>>>> Please advise. I really hope to be able to make Intel HD Graphics >>>>>> 4600 >>>>>> IGD VGA passthrough work successfully. >>>>>> >>>>> Hi Enming, >>>>> I can't reproduce your issue even if I use your Dom0 and guest >>>>> config. >>>>> So, can you can try the following two: >>>>> 1. use upstream Xen/Dom0 to try since that also works for me. >>>> Dear Yongjie, >>>> >>>> What do you mean by upstream Xen/Dom0? I don't understand. >>>> >>> I mean using latest Xen and Dom0 is also fine for VGA passthru. >>> No need to use specific changeset of Xen. >>> >>>>> 2. try other HSW CPU (e.g. Core i5-4670 which works for me) >>>> I am sorry but it is out of budget for me. I can't buy another cpu to >>>> test vga passthrough. >>>>> Best Regards, >>>>> Yongjie (Jay) >>>>> >>>> By the way, what distro and version are you using for your dom0? Is it >>>> Ubuntu, Debian, Mint or Fedora? >>>> >>> I'm using RHEL6.4. I think it doesn't matter. >>> >>> Best Regards, >>> Yongjie (Jay) >>> >> >> Dear Yongjie and Xen developers, >> >> I have compiled and installed the latest Xen 4.4-unstable changeset >> 27305 and Linux kernel 3.10.3. >> >> Although I did not get error code 43 for Intel HD Graphics 4600 IGD >> in device manager, I am still getting 16 colors only for the monitor!!! >> >> How can I solve this problem? >> > > Hi Yongjie, > > I have installed Fedora 19 x86_64 as a dom0 and compiled and installed > Xen 4.4-unstable changeset 27305 and Linux kernel 3.10.5. Previously I > was using Ubuntu 12.04.2 LTS as dom0. > > Although I did not get error code 43 for Intel HD Graphics 4600 in > device manager, I am still getting only 16 colors on the display. I > really do not know where the problem lies. Device manager says "This > device is working properly.", yet I am still getting only 16 colors on > the display. > > Could you share with me your /etc/grub.d/40_custom GRUB2 contents? > > Thank you very much. > Dear Yongjie, I am not sure what went wrong but error code 43 comes back again. All I did was to blacklist the i915, nouveau, and snd_hda_intel kernel modules, rebuild the initial ramdisk, and turn off gdm. Could you tell me what went wrong? Could you share with us your full GRUB2 configuration and Windows 7 HVM domU configuration? Thank you very much. -- Yours sincerely, Singapore Citizen Mr. Teo En Ming (Zhang Enming)