Dear Simon Glass, In message <capnjgz2wcqf2tpwwfudkg7y_xdeyhbfrenqxxrjg6eu7yj9...@mail.gmail.com> you wrote: > > > The libraries included in the toolchain are built for the ARMv7 CPUs, > > and hence fail to operate correctly when used by the portion of U-Boot > > which runs on the ARMv4 CPU, presumably due to ISA differences. IIRC, > > there are overrides in the U-Boot build process such that some/all of > > U-Boot is built so it'll run on ARMv4 OK, which is why using libgcc > > built by U-Boot solves this. > > Yes that's right, but actually I have never delved into exactly why. > Perhaps it is an integer divide or internal memcpy() call early in the > code. We might be able to find the offending C library code, given > enough time, and perhaps arrange not to call it. A little fragile > though.
That would be the totally wrong approach. Problems should be solved where they originate. Here this appears to be the tool chain, which does not provide a version of libgcc suitable for amv4t configurations. Best regards, Wolfgang Denk -- DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: w...@denx.de All men should freely use those seven words which have the power to make any marriage run smoothly: You know dear, you may be right. _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot