mirror of
https://github.com/genodelabs/genode.git
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78 lines
2.1 KiB
PHP
78 lines
2.1 KiB
PHP
#
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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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L4_SRC_DIR := $(call select_from_ports,foc)/src/kernel/foc
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L4_BUILD_DIR := $(shell pwd)/build
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#
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# Create mirror for architecture-specific L4sys header files
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#
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L4_INC_TARGETS += l4/sys \
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l4f/l4/sys \
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l4/sigma0 \
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l4/vcpu
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CC_OPT += -Iinclude
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include/%:
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$(VERBOSE)mkdir -p $(dir $@)
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$(VERBOSE)ln -sf $(L4_BUILD_DIR)/include/$* $@
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#
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# Use 'regparm=0' call instead of an inline function, when accessing
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# the utcb. This is needed to stay compatible with L4linux
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#
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CC_OPT += -DL4SYS_USE_UTCB_WRAP=1
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#
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# Create L4 build directory
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#
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# Resetting the 'MAKEFLAGS' is important because otherwise, the L4
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# build system will stuble over predefined variables, i.e., 'LIB'
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#
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$(L4_BUILD_DIR)/.kconfig:
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$(VERBOSE_MK) set -o pipefail; \
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MAKEFLAGS= $(MAKE) $(VERBOSE_DIR) -C $(L4_SRC_DIR)/l4 \
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B=$(L4_BUILD_DIR) DROPSCONF_DEFCONFIG="$(L4_CONFIG)" \
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VERBOSE="$(VERBOSE)" CROSS_COMPILE="$(CROSS_DEV_PREFIX)" \
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2>&1 | sed "s/^/ [l4build] /"
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PKGS := l4re-core/ldscripts \
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l4re-core/libgcc-pure \
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l4re-core/l4sys \
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l4re-core/libgcc \
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l4re-core/libsigma0
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include $(REP_DIR)/lib/mk/l4_pkg.inc
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$(PKG_TAGS): $(L4_BUILD_DIR)/.kconfig
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$(PKG_TAGS): $(addprefix include/,$(L4_INC_TARGETS))
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#
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# Compile 'syscall-foc.lib.a' not before the 'PKGS' are completely built
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#
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$(SRC_S) $(SRC_C) : $(PKG_TAGS)
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#
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# Install sigma0 and bootstap to <build-dir>/bin such that the binaries will be
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# included in the depot's base-foc binary archives.
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#
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ifneq ($(INSTALL_DIR),)
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all: $(INSTALL_DIR)/sigma0-foc $(INSTALL_DIR)/bootstrap-foc
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$(INSTALL_DIR)/sigma0-foc $(INSTALL_DIR)/bootstrap-foc: $(PKG_TAGS)
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$(INSTALL_DIR)/sigma0-foc:
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$(VERBOSE)ln -sf $(L4_BIN_DIR)/l4f/sigma0 $@
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$(INSTALL_DIR)/bootstrap-foc:
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$(VERBOSE)ln -sf $(L4_BIN_DIR)/bootstrap $@
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endif
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