On 4/21/2010 11:44 AM, Jamie Lokier wrote: >> I was under the impression that for NOMMU, binary Text segments could >> NOT be shared. How are you getting the kernel to share the text areas? >> For me, every copy of BB is taking up a new 256kB chunk. I am running >> on an ARM7TDMI, you? >> > You can use XIP in RAM on ARM7TDMI to share text segments. > > On other arches, FD-PIC also works, but not on ARM at present. > >
Hmm, how do you turn this on when compiling then? Is it an elf2flt flag, or do you need a special arm toolchain built with "-fpic -msingle-pic-base"? Do you have to use RAMFS, or can this be done with the standard ROMFS image? -JB > -- Jamie > _______________________________________________ > uClinux-dev mailing list > uClinux-dev@uclinux.org > http://mailman.uclinux.org/mailman/listinfo/uclinux-dev > This message was resent by uclinux-dev@uclinux.org > To unsubscribe see: > http://mailman.uclinux.org/mailman/options/uclinux-dev > > _______________________________________________ uClinux-dev mailing list uClinux-dev@uclinux.org http://mailman.uclinux.org/mailman/listinfo/uclinux-dev This message was resent by uclinux-dev@uclinux.org To unsubscribe see: http://mailman.uclinux.org/mailman/options/uclinux-dev