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| author | Nathaniel Graff <nathaniel.graff@sifive.com> | 2019-02-13 18:43:15 +0000 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2019-02-13 18:43:15 +0000 |
| commit | e4f2c4bc106048db6a3d89e3c40b28bd3332479c (patch) | |
| tree | 11e63b32f59c955f17f2f497933795c4fd69bfc0 /scripts | |
| parent | f645822003024a89dcf5278dbd386250179bf1f1 (diff) | |
| parent | cb8873379bd03d84352a6d28e985ab975b555dbb (diff) | |
Merge pull request #171 from sifive/standalone-build-metal
Enable Freedom Metal builds in standalone projects
Diffstat (limited to 'scripts')
| -rw-r--r-- | scripts/libmetal.mk | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/scripts/libmetal.mk b/scripts/libmetal.mk new file mode 100644 index 0000000..7cdb7c5 --- /dev/null +++ b/scripts/libmetal.mk @@ -0,0 +1,48 @@ + +############################################################# +# Compiles an instance of the MEE targeted at $(TARGET) +############################################################# +MEE_SOURCE_PATH ?= freedom-metal +MEE_LDSCRIPT = $(BSP_DIR)/metal.lds +MEE_HEADER = $(BSP_DIR)/metal.h + +.PHONY: metal +metal: $(BSP_DIR)/install/stamp + +$(BSP_DIR)/build/Makefile: + @rm -rf $(dir $@) + @mkdir -p $(dir $@) + cd $(dir $@) && \ + CFLAGS="-march=$(RISCV_ARCH) -mabi=$(RISCV_ABI) -g -mcmodel=medany" \ + $(abspath $(MEE_SOURCE_PATH)/configure) \ + --host=$(CROSS_COMPILE) \ + --prefix=$(abspath $(BSP_DIR)/install) \ + --disable-maintainer-mode \ + --with-preconfigured \ + --with-machine-name=$(TARGET) \ + --with-machine-header=$(abspath $(MEE_HEADER)) \ + --with-machine-ldscript=$(abspath $(MEE_LDSCRIPT)) \ + --with-builtin-libgloss + touch -c $@ + +$(BSP_DIR)/install/stamp: $(BSP_DIR)/build/Makefile + $(MAKE) -C $(abspath $(BSP_DIR)/build) install + date > $@ + +$(BSP_DIR)/install/lib/libriscv%.a: $(BSP_DIR)/install/stamp ;@: + +$(BSP_DIR)/install/lib/libmetal.a: $(BSP_DIR)/install/lib/libriscv__mmachine__$(TARGET).a + cp $< $@ + +$(BSP_DIR)/install/lib/libmetal-gloss.a: $(BSP_DIR)/install/lib/libriscv__menv__metal.a + cp $< $@ + +.PHONY: clean-metal +clean-metal: + rm -rf $(BSP_DIR)/install + rm -rf $(BSP_DIR)/build +clean: clean-metal + +metal_install: metal + $(MAKE) -C $(MEE_SOURCE_PATH) install + |