[FFmpeg-devel] [PATCH 4/4] avcodec: loongson optimized h264pred with mmi

[Michael Niedermayer]

On Sat, Jul 11, 2015 at 01:59:40PM +0200, Michael Niedermayer wrote:
> On Sat, Jul 11, 2015 at 01:54:34PM +0200, Michael Niedermayer wrote:
> > On Sat, Jul 11, 2015 at 01:35:36PM +0800, 周晓勇 wrote:
> > > 
> > > 
> > > 
> > > > -----原始邮件-----
> > > > 发件人: "Michael Niedermayer" <michael at niedermayer.cc>
> > > > 发送时间: 2015年7月11日 星期六
> > > > 收件人: "FFmpeg development discussions and patches" <ffmpeg-devel at ffmpeg.org>
> > > > 抄送: 
> > > > 主题: Re: [FFmpeg-devel] [PATCH 4/4] avcodec: loongson optimized h264pred with mmi
> > > > 
> > > > On Mon, Jul 06, 2015 at 10:17:54PM +0800, 周晓勇 wrote:
> > > > > upgrade the new FC21 with these steps:
> > > > > 1.mount Fedora21-xfce-Loongson-20150706.iso to /mnt
> > > > > 2.mkfs.ext3(ext4 may not supported by loongson pmon) the usb disk
> > > > > 3.copy all two folders in /mnt to usb
> > > > > 4.reboot and plug in usb disk
> > > > > 5.press key "u" until select menu
> > > > > 6.enter in usb disk(first menu)
> > > > > 7.enter in install system(please do not enter int other entries, because others not correctly work)
> > > > > 8.choose on partition to install
> > > > 
> > > > 8a. wonder why it installs over another partition
> > > > 
> > > choose one partition you want to install into.
> > > if you installed new os on partition sda9, so you need change the /etc/fstab of the new os. like this:
> > > /dev/sda9 / ext4 ...
> > 
> > the root partition in fstab is fine
> > 
> > 
> > > 
> > > > 
> > > > > 9.after install completed, reboot into any other os to enable first line in FC21 /etc/fstab:
> > > > > #/dev/sda8 / ext4 ... --> /dev/sda8 / ext4 ... (sdax is the partition which you installed yet)
> > > > > 10.copy /boot folder of FC21 partition into the first BOOT partition(sda1) to use the new kernel 3.18.xxx
> > > > > 11.modify the boot.cfg file in BOOT partision(sda1)
> > > > 
> > > > and after that it boots to the GUI login and one cannot login as the
> > > > new user is called loongson-fc21 but the home directory loongson
> > > > changing the directory so they match gets one further, a dialog is
> > > > displayed with 2 buttons in chinese, closing that dialog without
> > > > clicking either leaves one in the partly working GUI which just shows
> > > > the background image and a gray rectangle
> > > > its possible to open some menu list and enter commands and a terminal
> > > > with some key combinations
> > > > after some searching i found a list of languages but chaging that
> > > > to english doesnt change anything
> > > > 
> > > > what steps are needed to get this system working ?
> > > > 
> > > the users's default password is loongson, and same does root.
> > 
> > yes, i figured these out already, that was easy
> > 
> > 
> > > sorry about that, i use another partition mounted as /home before i tarball the os, so you may need to add a new user to work.
> > > i have changed the language to Deutsch and it dose work correctly, but because of my mistake, the tarball dose not have loongson-fc21 dir in it. the language configure file is located in user's dir, and as it dose not respond after you make the change in menulist, you need change locale language with steps:
> > > 1.locale -a to list all languages
> > > 2.change /etc/default/locale to LANG="en_US.UTF-8"
> > > 
> > > if there is no /etc/default/locale in os, you could add this line in /etc/profile:
> > > export LC_CTYPE="en_US"
> > 
> > theres no /etc/default/locale, adding
> > export LC_CTYPE="en_US" to /etc/profile
> > and  LANG="en_US.utf8"
> > then setting the laguage/charset before login in the GUI
> > after login the menu bar at the top is gone
> > alt-F3 shows a chinese menu
> > 
> > 
> > > 
> > > 3.if it works, use the start menulist to find where to change the lang and wait for a while after click.
> > 
> > after login theres no start menu or anything just the background image
> > theres no text no chinese either no buttons and no menues
> > i can get a menu with alt-F3
> > and select the language selection (flag icon) in the list but it seems
> > not to start or take very long
> > 
> > iam pretty sure there is something from the GUI not running or missing
> > that should be running
> 
> i got the GUI working by creating a completely new user
> there must be something shoot in the configuration in /home/loongson

got the GUI working with loongson, the problem was that i clicked the
chinese dialog away that was displayed on the first login


[...]

-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Awnsering whenever a program halts or runs forever is
On a turing machine, in general impossible (turings halting problem).
On any real computer, always possible as a real computer has a finite number
of states N, and will either halt in less than N cycles or never halt.
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