RE: [TOSP_Developers] Boot Compression & Checksumming
Status: Planning
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shounin
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From: <the...@li...> - 2003-08-02 07:11:02
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Oh, and one more thing. Could you please provide a Makefile that will compile all of it? (Or a Makefile.in so we can go straight to autoconf.) Much appreciated! Thanks! Ben > -----Original Message----- > From: the...@li... > [mailto:the...@li...] > Sent: Friday, August 01, 2003 3:33 AM > To: the...@li... > Subject: RE: [TOSP_Developers] Boot Compression & Checksumming > > > Cool! Sorry for my lack of e-mails here - I've been unable to connect for > the last couple days. Alls good now. > > On the 4MB RAM: > > How about we make this a compile option? (It could be added later if we > wanted to skip it now, if it was too much to do.) > > On the Checksum: > > That actually sounds great, and would give us the ability to do even a > simple security check. I would put a compile option to disable > it and leave > it in as default, at least when we get a lot closer to the 1.0 release, > though it might be neat to see it go through until then too. > > Thanks! > > Ben > > > I have nearly completed a decompressor based upon the > > bzip2 utility source code. The problem is not the size > > of the decompression code but the 2.7Mb of memory that > > the decompressor uses. If we plan on supporting 4Mb > > memory platforms this could be problematic. I would > > have thought that 8Mb would be the minimum platform to > > support but we can fiddle the bzip2 code to reduce > > memory usage if we need 4Mb RAM support. Also do we > > want to build in a checksummer into the second stage > > bootloader? If we do MD4 is quick and easy to > > implement, and we can checksum the compressed kernel. > > I can leave it as a compile-in option and turn it off > > until we have a finalised kernel. > > > > Ian > > > > ________________________________________________________________________ > > Want to chat instantly with your online friends? Get the FREE Yahoo! > > Messenger http://uk.messenger.yahoo.com/ > > > > > > ------------------------------------------------------- > > This SF.Net email sponsored by: Free pre-built ASP.NET sites including > > Data Reports, E-commerce, Portals, and Forums are available now. > > Download today and enter to win an XBOX or Visual Studio .NET. > > http://aspnet.click-url.com/go/psa00100003ave/direct;at.aspnet_072 > > 303_01/01 > > _______________________________________________ > > Theosproject-developers mailing list > > The...@li... > > https://lists.sourceforge.net/lists/listinfo/theosproject-developers > > > > > > ------------------------------------------------------- > This SF.Net email sponsored by: Free pre-built ASP.NET sites including > Data Reports, E-commerce, Portals, and Forums are available now. > Download today and enter to win an XBOX or Visual Studio .NET. > http://aspnet.click-url.com/go/psa00100003ave/direct;at.aspnet_072 > 303_01/01 > _______________________________________________ > Theosproject-developers mailing list > The...@li... > https://lists.sourceforge.net/lists/listinfo/theosproject-developers > |