On Sun, 12 Apr 2009 16:48:57 +0200 Michael Buesch <[email protected]> wrote:
> Hi, > > I tweaked the HairyDairyMaid-wrtdebrick utility a bit to improve its > speed. (also changed a few other things like introducing standard > getopt support). > > On my machine (ppc64) the tool is about 60% faster now, if the > --ludicrous-speed option is used. But it's also a lot faster without > using this option (about 30%). > > Note that usage of --ludicrous-speed might corrupt data on some > combination of embedded device and host computer. But you can test > this by doing a few runs _without_ --ludicrous-speed. It will tell > you at the end whether the run would have corrupted data if > --ludicrous-speed was used. > > There's also an optional kernel accelerator module which does the > lowlevel bitbanging. This reduces syscall overhead. It brings about > 3-4% speedup. > > The tool can be found here: > git clone http://git.bu3sch.de/git/wrt-debrick.git > > Have fun! :) > > PS: Note that the tool will be too fast for very old and slow devices > now (WRT54G version 1). But if you have a fast PC, the original > debrick tool is too fast for these devices, too. I will introduce > optional well defined slowdown functions for this later, so success > will not depend on the machine speed anymore. > Can you integrate the changes I made (resulting zip at http://www.cshore.is-a-geek.com/~cshore/libre/openwrt/HairyDairyMaid_WRT54G_Debrick_Utility_v48~cshore2.zip) and offer the option of /slow_host or something like that for backwards-compatibility? If you could let me know if you start working on this let me know; I will do the same if I get to this before you tell me you are working on it. Regards, Daniel -- And that's my crabbing done for the day. Got it out of the way early, now I have the rest of the afternoon to sniff fragrant tea-roses or strangle cute bunnies or something. -- Michael Devore GnuPG Key Fingerprint 86 F5 81 A5 D4 2E 1F 1C http://gnupg.org The C Shore (Daniel Dickinson's Website) http://cshore.is-a-geek.com
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