Date: Wed, 22 Dec 1999 07:09:18 -0800 From: David Greenman <dg@root.com> To: Marcel Moolenaar <marcel@scc.nl> Cc: arch@freebsd.org Subject: Re: [Fwd: Rq for approval: new command: genassym] Message-ID: <199912221509.HAA00336@implode.root.com> In-Reply-To: Your message of "Wed, 22 Dec 1999 15:37:42 %2B0100." <3860E236.811FE085@scc.nl>
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Sounds good to me... -DG David Greenman Co-founder/Principal Architect, The FreeBSD Project - http://www.freebsd.org Creator of high-performance Internet servers - http://www.terasolutions.com Pave the road of life with opportunities. >I sort of automaticly posted this to -committers... > >-------- Original Message -------- >Subject: Rq for approval: new command: genassym >Date: Wed, 22 Dec 1999 14:39:31 +0100 >From: Marcel Moolenaar <marcel@scc.nl> >Organization: SCC vof >To: committers@freebsd.org > >Hi, > >Cross-building a kernel and modules (linux and svr4 in this case) is >still not possible because the way assembler symbols are generated. The >problem is basicly that we need to run a program built with the >cross-compiler, which is not always possible. To solve this I made a >genassym tool. It works as follows: > >A C source file (genassym.c for example) contains a number of data >declarations of the form: > int assym_MY_SYMBOL_NAME = SOME_VALUE; > >This file is compiled. The genassym tool reads the ELF object file and >extracts the data declarations and creates the appropriate assembler >declarations of the form: > #define MY_SYMBOL_NAME SOME_VALUE > >A genassym tool is needed to be able to cross-build an i386 world on >Alpha (for example) because the linux and svr4 modules won't build >otherwise. Of course we also need this when we want to cross-build a >kernel... > >The tool (incl. manpage) can be downloaded: > http://www.freebsd.org/~marcel/genassyms.tar.gz > >Rewritten xxx_genassym.c source files for i386, alpha, linux module and >svr4 module can be downloaded: > http://www.freebsd.org/~marcel/assyms.tar.gz > >Q: Can I add the tool to src/usr.bin and eventually change the source >files and Makefiles? > >Thanks, > >-- >Marcel Moolenaar mailto:marcel@scc.nl >SCC Internetworking & Databases http://www.scc.nl/ >The FreeBSD project mailto:marcel@FreeBSD.org > > > > >To Unsubscribe: send mail to majordomo@FreeBSD.org >with "unsubscribe freebsd-arch" in the body of the message To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-arch" in the body of the message
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