A number of our softmmu targets (PPC, ARM, Microblaze) now more or less require flattened device tree support for various board models to work correctly. Make libfdt mandatory if the target list includes these, rather than building unhelpful half-functional binaries.
Signed-off-by: Peter Maydell <peter.mayd...@linaro.org> Reviewed-by: Edgar E. Iglesias <edgar.igles...@gmail.com> Reviewed-by: Peter Crosthwaite <peter.crosthwa...@xilinx.com> Tested-by: Edgar E. Iglesias <edgar.igles...@gmail.com> Message-id: 1369409217-7553-2-git-send-email-peter.mayd...@linaro.org --- configure | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/configure b/configure index 31b7783..ad32f87 100755 --- a/configure +++ b/configure @@ -2486,6 +2486,26 @@ fi ########################################## # fdt probe +# fdt support is mandatory for at least some target architectures, +# so insist on it if we're building those system emulators. +fdt_required=no +for target in $target_list; do + case $target in + arm*-softmmu|ppc*-softmmu|microblaze*-softmmu) + fdt_required=yes + ;; + esac +done + +if test "$fdt_required" = "yes"; then + if test "$fdt" = "no"; then + error_exit "fdt disabled but some requested targets require it." \ + "You can turn off fdt only if you also disable all the system emulation" \ + "targets which need it (by specifying a cut down --target-list)." + fi + fdt=yes +fi + if test "$fdt" != "no" ; then fdt_libs="-lfdt" # explicitly check for libfdt_env.h as it is missing in some stable installs -- 1.7.9.5
