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39 lines
1.4 KiB
Makefile
39 lines
1.4 KiB
Makefile
################################################################################
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#
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# GEM5
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#
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################################################################################
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GEM5_VERSION = 1.0
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GEM5_SITE = $(BR2_EXTERNAL_GEM5_PATH)
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GEM5_SITE_METHOD = local
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ifeq ($(ARCH),x86_64)
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ARCH_MAKE = x86
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else
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ARCH_MAKE = $(ARCH)
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endif
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define GEM5_BUILD_CMDS
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# Cannot pass "-c '$(TARGET_CROSS)'" here because the ARM build uses aarch64 for the bootloader...
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cd '$(GEM5_LKMC_OUTDIR)' && '$(GEM5_SITE)/build' -a '$(ARCH)' -j '$(BR2_JLEVEL)'
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# This would build using the submodule source out of tree.
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# We gave up on it because in the end we still need the python scripts to match:
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# we need to have an entire copy of the tree somwhere to switch between them.
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#cd '$(GEM5_SITE)/gem5' && ../build -a '$(ARCH)' -j '$(BR2_JLEVEL)' -o '$(GEM5_SITE)/../out/common/gem5'
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# This would build inside the buildroot directory as a more normal package.
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#cd '$(@D)' && ./build -a '$(ARCH)' -j '$(BR2_JLEVEL)'
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# TODO cannot use TARGET_CONFIGURE_OPTS here because it overrides the CFLAGS on m5,
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# which have an include. We should patch gem5 to add a += instead of = there.
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cd '$(@D)/gem5/util/m5' && $(MAKE) -f 'Makefile.$(ARCH_MAKE)' CC='$(TARGET_CC)' LD='$(TARGET_LD)'
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endef
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define GEM5_INSTALL_TARGET_CMDS
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$(INSTALL) -D -m 0755 '$(@D)/gem5/util/m5/m5' '$(TARGET_DIR)/usr/bin'
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endef
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$(eval $(generic-package))
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