Commit 29dd92c8 authored by Paul Sokolovsky's avatar Paul Sokolovsky
Browse files

zephyr/Makefile: Rework to use modern, official build integration.

Build happens in 3 stages:

1. Zephyr config header and make vars are generated from prj.conf.
2. libmicropython is built using them.
3. Zephyr is built and final link happens.
parent e9d7c3ea
......@@ -142,8 +142,15 @@ clean-prog:
endif
LIBMICROPYTHON = libmicropython.a
# We can execute extra commands after library creation using
# LIBMICROPYTHON_EXTRA_CMD. This may be needed e.g. to integrate
# with 3rd-party projects which don't have proper dependency
# tracking. Then LIBMICROPYTHON_EXTRA_CMD can e.g. touch some
# other file to cause needed effect, e.g. relinking with new lib.
lib $(LIBMICROPYTHON): $(OBJ)
$(AR) rcs $(LIBMICROPYTHON) $^
$(LIBMICROPYTHON_EXTRA_CMD)
clean:
$(RM) -rf $(BUILD) $(CLEAN_EXTRA)
......
......@@ -18,7 +18,6 @@ MICROPY_HEAP_SIZE = 16384
FROZEN_DIR = scripts
# Zephyr (generated) config files - must be defined before include below
Z_SYSGEN_H = outdir/$(OUTDIR_PREFIX)/misc/generated/sysgen/sysgen.h
Z_EXPORTS = outdir/$(OUTDIR_PREFIX)/Makefile.export
include $(Z_EXPORTS)
......@@ -71,15 +70,13 @@ $(GENERIC_TARGETS): $(LIBMICROPYTHON)
$(CLEAN_TARGETS): clean
$(GENERIC_TARGETS) $(KCONFIG_TARGETS) $(CLEAN_TARGETS):
$(RM) -f outdir/$(OUTDIR_PREFIX)/zephyr.lnk
$(MAKE) -f Makefile.zephyr BOARD=$(BOARD) CONF_FILE=$(CONF_FILE) $@
$(LIBMICROPYTHON): $(Z_SYSGEN_H)
build/genhdr/qstr.i.last: $(Z_SYSGEN_H)
$(LIBMICROPYTHON): | $(Z_EXPORTS)
build/genhdr/qstr.i.last: | $(Z_EXPORTS)
$(Z_SYSGEN_H):
rm -f $(LIBMICROPYTHON)
-$(MAKE) -f Makefile.zephyr BOARD=$(BOARD) CONF_FILE=$(CONF_FILE)
# If we recreate libmicropython, also cause zephyr.bin relink
LIBMICROPYTHON_EXTRA_CMD = -$(RM) -f outdir/$(OUTDIR_PREFIX)/zephyr.lnk
# Clean Zephyr things too
clean: z_clean
......
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