Dnia 29-09-2010 o godz. 16:58 Andriy Gapon napisał(a): > on 29/09/2010 17:44 PL said the following: > > Dnia 29-09-2010 o godz. 16:23 Andriy Gapon napisał(a): > >> on 29/09/2010 17:13 PL said the following: > >>> It seems like it is not a problem in my own code, since readelf -S on a > >>> elf file > >>> gives me the same results as my debug messages. I've created an empty > >>> module, to > >>> simplify debugging. Both my code, and readelf says, that '.text' section > >>> address > >>> is 0x3e0, and its size is 7 bytes. Adding 0x3e0 to lf->address points to > >>> a valid location. > >>> > >>> '.data' is supposed to be at 0x1424 (again, both my code and readelf > >>> returns the same thing), > >>> but the actual data starts at lf->address + 0x3e7. How do I know ? I've > >>> added global > >>> initialized string variable in empty test module, and Im looking at the > >>> memory to determine > >>> it's location. I'm not sure what is wrong then. > >> > >> > >> Can you post a link to the compiled test module? > >> > >> -- > >> Andriy Gapon > > > > Well.. i don't have any public 'hosting', but I put it in here: > > > > http://www.4shared.com/dir/LHn_I393/sharing.html > > > > Also, the code is as simple as: > > > > 1 #include <sys/param.h> > > 2 #include <sys/kernel.h> > > 3 #include <sys/module.h> > > 4 > > 5 > > 6 char *str = "THIS IS A STR MARKING DATA START"; > > You marker was put into .rodata section. > Try char str[] instead. > > > 8 static int kms_null_handler(module_t m, int op, void *data) > > 9 { > > 10 return (0); > > 11 } > > 12 > > 13 static moduledata_t kms_null_data = { > > 14 "kms_null", > > 15 kms_null_handler, > > 16 NULL, > > 17 }; > > 18 > > 19 DECLARE_MODULE(kms_null, kms_null_data, SI_SUB_EXEC, SI_ORDER_ANY); > > > > It is being compiled on i386/GENERIC kernel. > > > > > > > -- > Andriy Gapon > _______________________________________________ > freebsd-hackers@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-hackers > To unsubscribe, send any mail to "freebsd-hackers-unsubscr...@freebsd.org"
THANKS ! How could I miss that ? :) _______________________________________________ freebsd-hackers@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-hackers To unsubscribe, send any mail to "freebsd-hackers-unsubscr...@freebsd.org"
