> On 08.03.2019, at 18:28, Martin Husemann <mar...@netbsd.org> wrote: > > On Fri, Mar 08, 2019 at 12:17:09PM -0500, Tom Rini wrote: >> OK, so a few thoughts here. >> - What's the portable way to do hex-based math? If we really need it? > > Use printf(3) to convert to/from hex, and standard shell arithmetic > with $(( )). > > Looks horrible, but something like: > > v=$(( $( printf "%d\n" 0xa0 ) + $( printf "%d\n" 0x10 ) )) > printf "v = %d (%x)\n" $v $v
Can we just assume that awk is available? After all, AWK is defined in the top-level Makefile... > > > ... maybe arranged into some sh helper functions. > > Martin > _______________________________________________ > U-Boot mailing list > U-Boot@lists.denx.de > https://lists.denx.de/listinfo/u-boot _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
