Re: 回复： 回复： 回复： KVM Support?
Eddie James
eajames at linux.vnet.ibm.com
Sat Aug 11 06:48:40 AEST 2018
On 08/10/2018 10:00 AM, Eddie James wrote:
>
>
> On 08/10/2018 06:14 AM, xiuzhi wrote:
>> Hi Eddie,
>> I tested the new update source of video-dev on AST2400 and
>> AST2500. It works on AST2500.
>> On AST2400，the vncviewer can connect vncserver sucessful, but its
>> window was blank, not shown any information of the host screen .
>> Would you like to give me some advice or instruments on how to debug
>> this issue?
Hey, I also just pushed a new branch to my github with some
simplifications to the driver... It no longer uses the auto mode and may
work better on AST2400... I don't have any AST2400 to test on, but let
me know if you have any luck:
https://github.com/eddiejames/linux/commits/video-dev2
Thanks,
Eddie
>
> Hi,
>
> You could try enabling the debug tracing, if dynamic debug is enabled
> on your kernel. (CONFIG_DYNAMIC_DEBUG)
>
> echo file aspeed-video.c +p > /sys/kernel/debug/dynamic_debug/control
>
> That should print every register access, as well as some other info.
>
> Thanks,
> Eddie
>
>> Hi,
>>
>> There are some differences with the video engine between the AST2400 and
>> AST2500 that I haven't addressed yet, so probably the driver is not
>> working correctly on the AST2400 yet. Some registers have different bit
>> mapping, and things like that. Sorry about that... thanks for trying it
>> out! I'll look at the changes needed for AST2400 next.
>>
>> Thanks,
>>
>> Eddie
>>
>>
>> On 08/01/2018 03:47 AM, xiuzhi wrote:
>> > Hi Eddie,
>> > Now It works, but the vncviewer can not connect the BMC server
>> > successful.
>> > When I use vncviewer connect to the BMC the error read:
>> > "RFB protocol error: bad desktop size 0x1"
>> > "RFB protocol error: unknow rect encoding 7"
>> > The information on BMC are :
>> > root at zhaoxinc:~# obmc-ikvm -v /dev/video0 -i /dev/hidg0
>> > frame buffer size: 3145728
>> > 19/07/2018 08:20:57 Listening for VNC connections on TCP port 5900
>> > 19/07/2018 08:20:57 Listening for VNC connections on TCP6 port 5900
>> >
>> > 19/07/2018 08:52:08 Got connection from client 192.168.120.58
>> > 19/07/2018 08:52:08 other clients:
>> > 19/07/2018 08:52:08 Normal socket connection
>> > 19/07/2018 08:52:08 Client Protocol Version 3.8
>> > 19/07/2018 08:52:08 Protocol version sent 3.8, using 3.8
>> > 19/07/2018 08:52:08 rfbProcessClientSecurityType: executing handler
>> > for type 1
>> > 19/07/2018 08:52:08 rfbProcessClientSecurityType: returning
>> > securityResult for client rfb version >= 3.8
>> > 19/07/2018 08:52:08 rfbProcessClientNormalMessage: ignoring
>> > unsupported encoding type Enc(0x00000018)
>> > 19/07/2018 08:52:08 rfbProcessClientNormalMessage: ignoring
>> > unsupported encoding type Enc(0x00000016)
>> > 19/07/2018 08:52:08 rfbProcessClientNormalMessage: ignoring
>> > unsupported encoding type Enc(0x00000015)
>> > 19/07/2018 08:52:08 rfbProcessClientNormalMessage: ignoring
>> > unsupported encoding type Enc(0x0000000F)
>> > 19/07/2018 08:52:08 rfbProcessClientNormalMessage: ignoring
>> > unsupported encoding type Enc(0xFFFFFEC6)
>> > 19/07/2018 08:52:08 Enabling full-color cursor updates for client
>> > 192.168.120.58
>> > 19/07/2018 08:52:08 Enabling NewFBSize protocol extension for client
>> > 192.168.120.58
>> > 19/07/2018 08:52:08 Using ZRLE encoding for client 192.168.120.58
>> > 19/07/2018 08:52:08 Pixel format for client 192.168.120.58:
>> > 19/07/2018 08:52:08 8 bpp, depth 6
>> > 19/07/2018 08:52:08 true colour: max r 3 g 3 b 3, shift r 4 g 2 b 0
>> > 19/07/2018 08:52:08 rfbProcessClientNormalMessage: ignoring
>> > unsupported encoding type Enc(0x00000018)
>> > 19/07/2018 08:52:08 rfbProcessClientNormalMessage: ignoring
>> > unsupported encoding type Enc(0x00000016)
>> > 19/07/2018 08:52:08 rfbProcessClientNormalMessage: ignoring
>> > unsupported encoding type Enc(0x00000015)
>> > 19/07/2018 08:52:08 rfbProcessClientNormalMessage: ignoring
>> > unsupported encoding type Enc(0x0000000F)
>> > 19/07/2018 08:52:08 rfbProcessClientNormalMessage: ignoring
>> > unsupported encoding type Enc(0xFFFFFEC6)
>> > 19/07/2018 08:52:08 Enabling full-color cursor updates for client
>> > 192.168.120.58
>> > 19/07/2018 08:52:08 Enabling NewFBSize protocol extension for client
>> > 192.168.120.58
>> > 19/07/2018 08:52:08 Switching from ZRLE to raw Encoding for client
>> > 192.168.120.58
>> > 19/07/2018 08:52:08 rfbProcessClientNormalMessage: ignoring
>> > unsupported encoding type Enc(0x00000018)
>> > 19/07/2018 08:52:08 rfbProcessClientNormalMessage: ignoring
>> > unsupported encoding type Enc(0x00000016)
>> > 19/07/2018 08:52:08 rfbProcessClientNormalMessage: ignoring
>> > unsupported encoding type Enc(0x00000015)
>> > 19/07/2018 08:52:08 rfbProcessClientNormalMessage: ignoring
>> > unsupported encoding type Enc(0x0000000F)
>> > 19/07/2018 08:52:08 rfbProcessClientNormalMessage: ignoring
>> > unsupported encoding type Enc(0xFFFFFEC6)
>> > 19/07/2018 08:52:08 Enabling full-color cursor updates for client
>> > 192.168.120.58
>> > 19/07/2018 08:52:08 Enabling NewFBSize protocol extension for client
>> > 192.168.120.58
>> > 19/07/2018 08:52:08 Switching from raw to ZRLE Encoding for client
>> > 192.168.120.58
>> > 19/07/2018 08:52:08 Pixel format for client 192.168.120.58:
>> > 19/07/2018 08:52:08 32 bpp, depth 24, little endian
>> > 19/07/2018 08:52:08 true colour: max r 255 g 255 b 255, shift r 16 g
>> > 8 b 0
>> > [ 6928.751385] aspeed-video 1e700000.video: disabling comp ready irq,
>> > seq_ctrl[000500a8]
>> > 19/07/2018 08:52:09 rfbProcessClientNormalMessage: read: Connection
>> > reset by peer
>> > 19/07/2018 08:52:09 Client 192.168.120.58 gone
>> > 19/07/2018 08:52:09 Statistics events Transmit/
>> > RawEquiv ( saved)
>> > 19/07/2018 08:52:09 FramebufferUpdate : 3 | 0/ 0 (
>> 0.0%)
>> > 19/07/2018 08:52:09 tight : 1 | 30991/ 3145740
>> > ( 99.0%)
>> > 19/07/2018 08:52:09 raw : 1 | 16396/ 16396
>> > ( 0.0%)
>> > 19/07/2018 08:52:09 ZRLE : 2 | 62/ 3932160
>> > (100.0%)
>> > 19/07/2018 08:52:09 RichCursor : 3 | 429/ 429
>> ( 0.0%)
>> > 19/07/2018 08:52:09 TOTALS : 10 | 47878/ 7094725
>> > ( 99.3%)
>> > 19/07/2018 08:52:09 Statistics events Received/
>> > RawEquiv ( saved)
>> > 19/07/2018 08:52:09 FramebufferUpdate : 4 | 40/ 40 (
>> 0.0%)
>> > 19/07/2018 08:52:09 SetPixelFormat : 2 | 40/ 40 (
>> 0.0%)
>> > 19/07/2018 08:52:09 SetEncodings : 3 | 168/ 168
>> ( 0.0%)
>> > 19/07/2018 08:52:09 TOTALS : 9 | 248/ 248
>> ( 0.0%)
>> >
>> > What wrong with it?
>> > BTW, vncview download from
>> > https://www.realvnc.com/en/connect/download/viewer/linux/
>> > I also got the same error using Tightvnc viewer
>> > Thanks,
>> > xiuzhi
>> > Hi Eddie,
>> > My bmc is AST2400, I modified the aspeed-g4.dtsi(adding gfx:
>> > display at 1e6e6000 and video: video at 1e700000)
>> > and the aspeed-bmc-opp-xxx.dts (adding &video &vhub) .
>> > An error occured when I executed the following instructions:
>> >
>> > root at zhaoxinc:~# create_usbhid.sh
>> > root at zhaoxinc:~# obmc-ikvm -v /dev/video0 -i /dev/hidg0
>> > [ 125.586061] aspeed-video 1e700000.video: timed out on 1st mode
>> detect
>> > [ 125.602732] aspeed-video 1e700000.video: Failed to start video
>> engine
>> > failed to open /dev/video0: 62 Timer expired
>> > Need I modify drivers/media/platform/aspeed-video.c or any other
>> files?
>> >
>> > Thanks ,
>> > Xiuzhi
>> > On 07/31/2018 01:52 AM, xiuzhi wrote:
>> > > Hi Alexander ,Eddie,
>> > > I merged the source from
>> > > https://gerrit.openbmc-project.xyz/#/c/openbmc/openbmc/+/11500/,and
>> > > kernel branch video-dev.
>> > > How to test the video kvm feature by phosphor-webui or command line?
>> >
>> > Hi,
>> >
>> > You need to make sure the video device is enabled in your device-tree
>> > for the machine you use... My kernel patch enabled it for our AST2500
>> > witherspoon system. If you're using AST2500 as well, then you just
>> need
>> > something like:
>> >
>> > &video {
>> > status = "okay";
>> > memory-region = <&gfx_memory>;
>> > };
>> >
>> > And the virtual USB hub:
>> > &vhub {
>> > status = "okay";
>> > };
>> >
>> > If you're not using AST2500, you'll need more changes to device-tree.
>> >
>> > Then on the BMC command line:
>> > create_usbhid.sh
>> > obmc-ikvm -v /dev/video0 -i /dev/hidg0
>> > And connect with any VNC client to port 0 of your BMC IP.
>> >
>> > Thanks,
>> > Eddie
>> >
>> > > Best,
>> > > xiuzhi
>> > >
>> > >
>> > > ------------------ 原始邮件 ------------------
>> > > *发件人:* "Alexander A. Filippov"<a.filippov at yadro.com>;
>> > > *发送时间:* 2018年7月25日(星期三) 下午4:56
>> > > *收件人:*
>> > "openbmc"<openbmc at lists.ozlabs.org>;"xiuzhi"<1450335857 at qq.com>;
>> > > *主题:* Re: KVM Support?
>> > >
>> > > Hello everybody,
>> > >
>> > > Could you check the size of
>> > >
>> >
>> `build/tmp/deploy/image/<platformname>/fitImage-openbmc-phosphor-initramfs-*.bin`?
>> > > If it exceeds 4456448 (0x440000) bytes, this is the problem
>> described
>> > > at https://github.com/openbmc/openbmc/issues/3314
>> > >
>> > >
>> > > In this case you should modify flash partitions layout or trying to
>> > > decrease kernel size.
>> > >
>> > > --
>> > > Alexander
>> > >
>> > > On Wed, Jul 25, 2018 at 03:48:04PM +0800, xiuzhi wrote:
>> > > > Hi Eddie,
>> > > >
>> > > >
>> > > > I read your KVM Support email on mailinglist.
>> > > >
>> > > >
>> > > > I am going to port the BMC kvm to ast2400 . The u-boot can not
>> load
>> > > kernel ,the error message read:
>> > > >
>> > > >
>> > > > ""U-Boot 2016.07 (Jul 23 2018 - 11:11:50 +0000)
>> > > >
>> > > >
>> > > > DRAM: 240 MiB
>> > > > WARNING: Caches not enabled
>> > > > Flash: 32 MiB
>> > > > *** Warning - bad CRC, using default environment
>> > > >
>> > > >
>> > > > In: serial
>> > > > Out: serial
>> > > > Err: serial
>> > > > Net: aspeednic#0
>> > > > Error: aspeednic#0 address not set.
>> > > >
>> > > >
>> > > > Hit any key to stop autoboot: 0
>> > > > ## Loading kernel from FIT Image at 20080000 ...
>> > > > Bad FIT kernel image format!
>> > > > ERROR: can't get kernel image!
>> > > > ast#
>> > > >
>> > > >
>> > > > I added config options to defconfig of ast2400 as follows:
>> > > >
>> > > >
>> > > > CONFIG_MEDIA_SUPPORT=y
>> > > > CONFIG_MEDIA_CAMERA_SUPPORT=y
>> > > > CONFIG_MEDIA_SUPPORT=y
>> > > > CONFIG_MEDIA_CAMERA_SUPPORT=y
>> > > > # CONFIG_MEDIA_ANALOG_TV_SUPPORT is not set
>> > > > # CONFIG_MEDIA_DIGITAL_TV_SUPPORT is not set
>> > > > # CONFIG_MEDIA_RADIO_SUPPORT is not set
>> > > > # CONFIG_MEDIA_SDR_SUPPORT is not set
>> > > > # CONFIG_MEDIA_CEC_SUPPORT is not set
>> > > > # CONFIG_MEDIA_CONTROLLER is not set
>> > > > CONFIG_RATIONAL=y
>> > > > CONFIG_VIDEO_DEV=y
>> > > > CONFIG_VIDEO_V4L2=y
>> > > > CONFIG_V4L_PLATFORM_DRIVERS=y
>> > > > CONFIG_VIDEO_ASPEED=y
>> > > > CONFIG_MEDIA_SUBDRV_AUTOSELECT=y
>> > > >
>> > > >
>> > > > Need I modify the aspeed-bmc-opp-palmetto.dts and aspeed-g4.dtsi?
>> > > >
>> > > >
>> > > > Can you give me the file list need to modify?
>> > > >
>> > > >
>> > > > Thanks,
>> > > >
>> > > >
>> > > > xiuzhi
>
More information about the openbmc
mailing list