mirror of
https://github.com/genodelabs/genode.git
synced 2024-12-28 09:38:53 +00:00
70 lines
1.8 KiB
PHP
70 lines
1.8 KiB
PHP
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#
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# Create prerequisites for building Genode for Fiasco.OC
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#
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# Prior building Genode programs for Fiasco.OC, the kernel bindings must be
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# generated. This is done by building a minimalistic subset of the original
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# userland (L4re) that comes with Fiasco.OC.
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#
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#
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# Execute the rules in this file only at the second build stage when we know
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# about the complete build settings, e.g., the 'CROSS_DEV_PREFIX'.
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#
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ifeq ($(called_from_lib_mk),yes)
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#
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# Create mirror for architecture-specific L4sys header files
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#
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L4_INC_TARGETS += l4/sys \
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l4f/l4/sys \
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l4/sigma0 \
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l4/vcpu
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all: $(addprefix $(BUILD_BASE_DIR)/include/,$(L4_INC_TARGETS))
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$(BUILD_BASE_DIR)/include/%:
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$(VERBOSE)mkdir -p $(dir $@)
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$(VERBOSE)ln -sf $(L4_BUILD_DIR)/include/$* $@
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#
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# Sanity checks
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#
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ifeq ($(L4_BUILD_DIR),$(BUILD_BASE_DIR)/l4)
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ifeq ($(L4_CONFIG),)
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all: $(REP_DIR)/contrib l4_config_not_defined
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l4_config_not_defined:
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$(VERBOSE)$(ECHO) "Error: L4_CONFIG is not defined, platform not supported"
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@false
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endif
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endif
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$(REP_DIR)/contrib:
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$(VERBOSE)$(ECHO) "--> Please, execute 'make prepare' in $(REP_DIR)"
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$(VERBOSE)$(ECHO) "--> before compiling Genode apps for Fiasco.OC."
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$(VERBOSE)$(ECHO) "--> Run 'make cleanall' before next compilation."
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$(VERBOSE)exit 1
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#
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# Create L4 build directory
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#
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# Resetting the 'MAKEFLAGS' is important because otherwise, the L4
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# build system will stuble over predefined variables, i.e., 'LIB'
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#
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$(BUILD_BASE_DIR)/l4/.kconfig: $(REP_DIR)/contrib
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$(VERBOSE_MK) MAKEFLAGS= $(MAKE) $(VERBOSE_DIR) -C $(REP_DIR)/contrib/l4 B=$(dir $@) \
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DROPSCONF_DEFCONFIG="$(L4_CONFIG)" \
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VERBOSE="$(VERBOSE)" SYSTEM_TARGET="$(CROSS_DEV_PREFIX)"
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PKGS = ldscripts \
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l4sys \
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libsigma0 \
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libvcpu/include
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include $(REP_DIR)/mk/l4_pkg.mk
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all: $(PKG_TAGS)
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$(PKG_TAGS): $(BUILD_BASE_DIR)/l4/.kconfig
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endif
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