mirror of
https://github.com/xcat2/xNBA.git
synced 2024-12-15 15:51:44 +00:00
f0acd8d7a7
Inhibit -Werror when generating Makefile rules, to prevent warnings from killing the dependency list.
519 lines
15 KiB
Makefile
519 lines
15 KiB
Makefile
# -*- makefile -*- : Force emacs to use Makefile mode
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# This file contains various boring housekeeping functions that would
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# otherwise seriously clutter up the main Makefile.
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# Objects to be removed by "make clean"
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#
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CLEANUP := $(BIN)/*.* # *.* to avoid catching the "CVS" directory
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# Version number calculations
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#
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VERSION_MAJOR = 0
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VERSION_MINOR = 5
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VERSION_PATCH = 1
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EXTRAVERSION =
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MM_VERSION = $(VERSION_MAJOR).$(VERSION_MINOR)
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VERSION = $(MM_VERSION).$(VERSION_PATCH)$(EXTRAVERSION)
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CFLAGS += -DVERSION_MAJOR=$(VERSION_MAJOR) \
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-DVERSION_MINOR=$(VERSION_MINOR) \
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-DVERSION=\"$(VERSION)\"
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IDENT = '$(@F) $(VERSION) (GPL) etherboot.org'
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version :
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@echo $(VERSION)
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# Check for tools that can cause failed builds
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#
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.toolcheck : Makefile Config
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@if $(CC) -v 2>&1 | grep -is 'gcc version 2\.96' > /dev/null; then \
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echo 'gcc 2.96 is unsuitable for compiling Etherboot'; \
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echo 'Use gcc 2.95 or gcc 3.x instead'; \
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exit 1; \
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fi
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@if [ `perl -e 'use bytes; print chr(255)' | wc -c` = 2 ]; then \
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echo 'Your Perl version has a Unicode handling bug'; \
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echo 'Execute this command before compiling Etherboot:'; \
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echo 'export LANG=$${LANG%.UTF-8}'; \
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exit 1; \
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fi
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@$(TOUCH) $@
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VERYCLEANUP += .toolcheck
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# Build verbosity
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#
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ifeq ($(V),1)
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Q =
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QM = @\#
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else
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Q = @
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QM = @
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endif
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# Check for an old version of gas (binutils 2.9.1)
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#
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OLDGAS := $(shell $(AS) --version | grep -q '2\.9\.1' && echo -DGAS291)
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CFLAGS += $(OLDGAS)
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oldgas :
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@echo $(oldgas)
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# compiler.h is needed for our linking and debugging system
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#
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CFLAGS += -include compiler.h
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# config/%.h files are generated from config.h using mkconfig.pl
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config/%.h : config.h
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$(MKCONFIG) $<
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CLEANUP += config/*.h
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# SRCDIRS lists all directories containing source files.
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srcdirs :
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@echo $(SRCDIRS)
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# SRCS lists all .c or .S files found in any SRCDIR
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#
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SRCS += $(wildcard $(patsubst %,%/*.c,$(SRCDIRS)))
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SRCS += $(wildcard $(patsubst %,%/*.S,$(SRCDIRS)))
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srcs :
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@echo $(SRCS)
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# AUTO_SRCS lists all files in SRCS that are not mentioned in
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# NON_AUTO_SRCS. Files should be added to NON_AUTO_SRCS if they
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# cannot be built using the standard build template.
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#
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AUTO_SRCS = $(filter-out $(NON_AUTO_SRCS),$(SRCS))
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autosrcs :
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@echo $(AUTO_SRCS)
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# We automatically generate rules for any file mentioned in AUTO_SRCS
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# using the following set of templates. It would be cleaner to use
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# $(eval ...), but this function exists only in GNU make >= 3.80.
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# src_template : generate Makefile rules for a given source file
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#
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# $(1) is the full path to the source file (e.g. "drivers/net/rtl8139.c")
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# $(2) is the full path to the .d file (e.g. "bin/deps/drivers/net/rtl8139.d")
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# $(3) is the source type (e.g. "c")
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# $(4) is the source base name (e.g. "rtl8139")
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#
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define src_template
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@echo "Generating Makefile rules for $(1)"
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@$(MKDIR) -p $(dir $(2))
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@$(RM) $(2)
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@$(TOUCH) $(2)
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$(foreach OBJ,$(if $(OBJS_$(4)),$(OBJS_$(4)),$(4)), \
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$(call obj_template,$(1),$(2),$(3),$(OBJ)))
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@$(PARSEROM) $(1) >> $(2)
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endef
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# obj_template : generate Makefile rules for a given resultant object
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# of a particular source file. (We can have multiple objects per
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# source file via the OBJS_xxx list.)
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#
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# $(1) is the full path to the source file (e.g. "drivers/net/rtl8139.c")
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# $(2) is the full path to the .d file (e.g. "bin/deps/drivers/net/rtl8139.d")
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# $(3) is the source type (e.g. "c")
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# $(4) is the object name (e.g. "rtl8139")
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#
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define obj_template
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@$(CPP) $(CFLAGS) $(CFLAGS_$(3)) $(CFLAGS_$(4)) -DOBJECT=$(4) \
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-Wno-error -M $(1) -MT "$(4)_DEPS" -MG -MP | \
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sed 's/_DEPS\s*:/_DEPS =/' >> $(2)
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@echo -e '\n$$(BIN)/$(4).o : $(1) $$(MAKEDEPS) $$($(4)_DEPS)' \
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'\n\t$$(QM)echo " [BUILD] $$@"\n' \
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'\n\t$$(RULE_$(3))\n' \
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'\nBOBJS += $$(BIN)/$(4).o\n' \
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$(foreach TGT,$(DEBUG_TARGETS), \
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$(if $(RULE_$(3)_to_$(TGT)), \
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'\n$$(BIN)/$(4).$(TGT) : $(1) $$(MAKEDEPS) $$($(4)_DEPS)' \
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'\n\t$$(QM)echo " [BUILD] $$@"\n' \
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'\n\t$$(RULE_$(3)_to_$(TGT))\n' \
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'\n$(TGT)_OBJS += $$(BIN)/$(4).$(TGT)\n' ) ) \
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'\n$(2) : $$($(4)_DEPS)\n' \
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'\nTAGS : $$($(4)_DEPS)\n' \
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>> $(2)
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endef
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# Rule to generate the Makefile rules files to be included
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#
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$(BIN)/deps/%.d : % $(MAKEDEPS) $(PARSEROM)
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$(if $(filter $(AUTO_SRCS),$<),$(call src_template,$<,$@,$(subst .,,$(suffix $<)),$(basename $(notdir $<))),@echo 'ERROR: $< is not an AUTO_SRC' ; exit 1)
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# Calculate and include the list of Makefile rules files
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#
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AUTO_DEPS = $(patsubst %,$(BIN)/deps/%.d,$(AUTO_SRCS))
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include $(AUTO_DEPS)
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autodeps :
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@echo $(AUTO_DEPS)
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VERYCLEANUP += $(BIN)/deps
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# The following variables are created by the Makefile rules files
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#
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bobjs :
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@echo $(BOBJS)
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drivers :
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@echo $(DRIVERS)
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.PHONY : drivers
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roms :
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@echo $(ROMS)
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# Generate the NIC file from the parsed source files. The NIC file is
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# only for rom-o-matic.
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#
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$(BIN)/NIC : $(AUTO_DEPS)
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@echo '# This is an automatically generated file, do not edit' > $@
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@echo '# It does not affect anything in the build, ' \
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'it is only for rom-o-matic' >> $@
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@echo >> $@
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@perl -ne 'chomp; print "$$1\n" if /\# NIC\t(.*)$$/' $^ >> $@
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CLEANUP += $(BIN)/NIC
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# Analyse a target name (e.g. "bin/dfe538--prism2_pci.zrom.tmp") and
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# derive the variables:
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#
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# TGT_ELEMENTS : the elements of the target (e.g. "dfe538 prism2_pci")
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# TGT_PREFIX : the prefix type (e.g. "zrom")
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# TGT_DRIVERS : the driver for each element (e.g. "rtl8139 prism2_pci")
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# TGT_ROM_NAME : the ROM name (e.g. "dfe538")
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# TGT_MEDIA : the media type (e.g. "rom")
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#
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DRIVERS_etherboot = $(DRIVERS)
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CARD_DRIVER = $(firstword $(DRIVER_$(1)) $(1))
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TGT_ELEMENTS = $(subst --, ,$(firstword $(subst ., ,$(notdir $@))))
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TGT_PREFIX = $(word 2,$(subst ., ,$(notdir $@)))
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TGT_ROM_NAME = $(firstword $(TGT_ELEMENTS))
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TGT_DRIVERS = $(strip $(if $(DRIVERS_$(TGT_ROM_NAME)), \
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$(DRIVERS_$(TGT_ROM_NAME)), \
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$(foreach TGT_ELEMENT,$(TGT_ELEMENTS), \
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$(call CARD_DRIVER,$(TGT_ELEMENT))) ))
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TGT_MEDIA = $(subst z,,$(TGT_PREFIX))
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# Look up ROM IDs for the current target
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# (e.g. "bin/dfe538--prism2_pci.zrom.tmp") and derive the variables:
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#
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# TGT_PCI_VENDOR : the PCI vendor ID (e.g. "0x1186")
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# TGT_PCI_DEVICE : the PCI device ID (e.g. "0x1300")
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#
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TGT_PCI_VENDOR = $(PCI_VENDOR_$(TGT_ROM_NAME))
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TGT_PCI_DEVICE = $(PCI_DEVICE_$(TGT_ROM_NAME))
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# Calculate link-time options for the current target
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# (e.g. "bin/dfe538--prism2_pci.zrom.tmp") and derive the variables:
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#
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# TGT_LD_DRIVERS : symbols to require in order to drag in the relevant drivers
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# (e.g. "obj_rtl8139 obj_prism2_pci")
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# TGT_LD_IDS : symbols to define in order to fill in ID structures in the
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# ROM header (e.g."pci_vendor_id=0x1186 pci_device_id=0x1300")
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#
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TGT_LD_DRIVERS = $(subst -,_,$(patsubst %,obj_%,$(TGT_DRIVERS)))
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TGT_LD_PREFIX = obj_$(TGT_PREFIX)prefix
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TGT_LD_IDS = $(if $(TGT_PCI_VENDOR),pci_vendor_id=$(TGT_PCI_VENDOR)) \
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$(if $(TGT_PCI_DEVICE),pci_device_id=$(TGT_PCI_DEVICE))
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# Calculate linker flags based on link-time options for the current
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# target type (e.g. "bin/dfe538--prism2_pci.zrom.tmp") and derive the
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# variables:
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#
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# TGT_LD_FLAGS : target-specific flags to pass to linker (e.g.
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# "-u obj_zpciprefix -u obj_rtl8139 -u obj_prism2_pci
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# --defsym pci_vendor=0x1186 --defsym pci_device=0x1300")
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#
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TGT_LD_FLAGS = $(foreach SYM,$(TGT_LD_PREFIX) $(TGT_LD_DRIVERS) obj_config,\
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-u $(SYM) --defsym check_$(SYM)=$(SYM) ) \
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$(patsubst %,--defsym %,$(TGT_LD_IDS))
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# Calculate makerom flags for the specific target
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# (e.g. "bin/dfe538--prism2_pci.zrom.tmp") and derive the variables:
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#
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# TGT_MAKEROM_FLAGS : target-specific flags for makerom (e.g.
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# "-p 0x1186,0x1300")
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#
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TGT_MAKEROM_FLAGS = $(strip $(MAKEROM_FLAGS_$(TGT_ROM_NAME)) \
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$(if $(TGT_PCI_VENDOR),$(strip -p $(TGT_PCI_VENDOR),$(TGT_PCI_DEVICE))))
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# Calculate list of debugging versions of objects to be included in
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# the target.
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#
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COMMA := ,
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DEBUG_LIST = $(subst $(COMMA), ,$(DEBUG))
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DEBUG_OBJ_LEVEL = $(firstword $(word 2,$(subst :, ,$(1))) 1)
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DEBUG_OBJ_BASE = $(word 1,$(subst :, ,$(1))).dbg$(call DEBUG_OBJ_LEVEL,$(1))
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DEBUG_OBJ = $(BIN)/$(call DEBUG_OBJ_BASE,$(1)).o
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DEBUG_ORIG_OBJ = $(BIN)/$(word 1,$(subst :, ,$(1))).o
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DEBUG_OBJS = $(foreach D,$(DEBUG_LIST),$(call DEBUG_OBJ,$(D)))
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DEBUG_ORIG_OBJS = $(foreach D,$(DEBUG_LIST),$(call DEBUG_ORIG_OBJ,$(D)))
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BLIB_OBJS = $(DEBUG_OBJS) $(filter-out $(DEBUG_ORIG_OBJS),$(BOBJS))
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# Print out all derived information for a given target.
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#
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$(BIN)/%.info :
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@echo 'Elements : $(TGT_ELEMENTS)'
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@echo 'Prefix : $(TGT_PREFIX)'
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@echo 'Drivers : $(TGT_DRIVERS)'
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@echo 'ROM name : $(TGT_ROM_NAME)'
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@echo 'Media : $(TGT_MEDIA)'
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@echo
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@echo 'PCI vendor : $(TGT_PCI_VENDOR)'
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@echo 'PCI device : $(TGT_PCI_DEVICE)'
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@echo
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@echo 'LD driver symbols : $(TGT_LD_DRIVERS)'
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@echo 'LD prefix symbols : $(TGT_LD_PREFIX)'
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@echo 'LD ID symbols : $(TGT_LD_IDS)'
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@echo
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@echo 'LD target flags : $(TGT_LD_FLAGS)'
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@echo
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@echo 'makerom target flags : $(TGT_MAKEROM_FLAGS)'
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@echo
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@echo 'Debugging objects : $(DEBUG_OBJS)'
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@echo 'Replaced objects : $(DEBUG_ORIG_OBJS)'
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# List of objects included in the last build of blib. This is needed
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# in order to correctly rebuild blib whenever the list of objects
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# changes.
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#
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BLIB_LIST = $(BIN)/.blib.list
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ifneq ($(shell cat $(BLIB_LIST)),$(BLIB_OBJS))
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$(shell echo "$(BLIB_OBJS)" > $(BLIB_LIST))
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endif
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$(BLIB_LIST) :
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VERYCLEANUP += $(BLIB_LIST)
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# Library of all objects
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#
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BLIB = $(BIN)/blib.a
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$(BLIB) : $(BLIB_OBJS) $(BLIB_LIST) $(MAKEDEPS)
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$(Q)$(RM) $(BLIB)
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$(QM)echo " [AR] $@"
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$(Q)$(AR) r $@ $(BLIB_OBJS)
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$(Q)$(RANLIB) $@
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blib : $(BLIB)
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# Build an intermediate object file from the objects required for the
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# specified target.
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#
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$(BIN)/%.tmp : $(BLIB) $(MAKEDEPS) $(LDSCRIPT)
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$(QM)echo " [LD] $@"
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$(Q)$(LD) $(LDFLAGS) -T $(LDSCRIPT) $(TGT_LD_FLAGS) $(BLIB) -o $@ \
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-Map $(BIN)/$*.tmp.map
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$(Q)$(OBJDUMP) -ht $@ | $(SORTOBJDUMP) >> $(BIN)/$*.tmp.map
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# Show a linker map for the specified target
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#
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$(BIN)/%.map : $(BIN)/%.tmp
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@less $(BIN)/$*.tmp.map
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# Extract compression information from intermediate object file
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#
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$(BIN)/%.zinfo : $(BIN)/%.tmp
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$(QM)echo " [ZINFO] $@"
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$(Q)$(OBJCOPY) -O binary -j .zinfo $< $@
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# Build raw binary file from intermediate object file
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#
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$(BIN)/%.bin : $(BIN)/%.tmp
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$(QM)echo " [BIN] $@"
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$(Q)$(OBJCOPY) -O binary -R .zinfo $< $@
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# Compress raw binary file
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#
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$(BIN)/%.zbin : $(BIN)/%.bin $(BIN)/%.zinfo $(ZBIN)
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$(QM)echo " [ZBIN] $@"
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$(Q)$(ZBIN) $(BIN)/$*.bin $(BIN)/$*.zinfo > $@
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# Build bochs symbol table
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$(BIN)/%.bxs : $(BIN)/%.tmp
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$(NM) $< | cut -d" " -f1,3 > $@
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# Rules for each media format. These are generated and placed in an
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# external Makefile fragment. We could do this via $(eval ...), but
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# that would require make >= 3.80.
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#
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# Note that there's an alternative way to generate most .rom images:
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# they can be copied from their 'master' ROM image using cp and
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# reprocessed with makerom to add the PCI IDs and ident string. The
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# relevant rule would look something like:
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#
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# $(BIN)/dfe538%rom : $(BIN)/rtl8139%rom
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# cat $< $@
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# $(FINALISE_rom)
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#
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# You can derive the ROM/driver relationships using the variables
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# DRIVER_<rom> and/or ROMS_<driver>.
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#
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# We don't currently do this, because (a) it would require generating
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# yet more Makefile fragments (since you need a rule for each ROM in
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# ROMS), and (b) the linker is so fast that it probably wouldn't make
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# much difference to the overall build time.
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media :
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@echo $(MEDIA)
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AUTO_MEDIA = $(filter-out $(NON_AUTO_MEDIA),$(MEDIA))
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automedia :
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@echo $(AUTO_MEDIA)
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# media_template : create Makefile rules for specified media
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#
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# $(1) is the media name (e.g. "rom")
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# $(2) is the full path to the .d file (e.g. "bin/deps/rom.media.d")
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#
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define media_template
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@echo "Generating Makefile rules for $(1) media"
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@$(MKDIR) -p $(dir $(2))
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@$(RM) $(2)
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@$(TOUCH) $(2)
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@echo -e '$$(BIN)/%$(1) : $$(BIN)/%$(1).zbin' \
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'\n\t$$(QM)echo " [FINISH] $$@"' \
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'\n\t$$(Q)$$(CP) $$< $$@' \
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'\n\t$$(Q)$$(FINALISE_$(1))' \
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> $(2)
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endef
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# Rule to generate the Makefile rules to be included
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#
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$(BIN)/deps/%.media.d : $(MAKEDEPS)
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$(if $(filter $(AUTO_MEDIA),$*), \
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$(call media_template,$*,$@), \
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@echo 'ERROR: $* is not an AUTO_MEDIA' ; exit 1)
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# Calculate and include the list of Makefile rules files
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#
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MEDIA_DEPS = $(patsubst %,$(BIN)/deps/%.media.d,$(AUTO_MEDIA))
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mediadeps :
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@echo $(MEDIA_DEPS)
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include $(MEDIA_DEPS)
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# The "allXXXs" targets for each suffix
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#
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allroms allzroms : all%s : $(foreach ROM,$(ROMS),$(BIN)/$(ROM).%)
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all%s : $(foreach DRIVER,$(DRIVERS),$(BIN)/$(DRIVER).%)
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# The compression utilities
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#
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$(NRV2B) : util/nrv2b.c $(MAKEDEPS)
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$(QM)echo " [HOSTCC] $@"
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$(Q)$(HOST_CC) -O2 -DENCODE -DDECODE -DMAIN -DVERBOSE -DNDEBUG \
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-DBITSIZE=32 -DENDIAN=0 -o $@ $<
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CLEANUP += $(NRV2B)
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$(ZBIN) : util/zbin.c util/nrv2b.c $(MAKEDEPS)
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$(QM)echo " [HOSTCC] $@"
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$(Q)$(HOST_CC) -O2 -o $@ $<
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CLEANUP += $(ZBIN)
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# Auto-incrementing build serial number. Append "bs" to your list of
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# build targets to get a serial number printed at the end of the
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# build. Enable -DBUILD_SERIAL in order to see it when the code runs.
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#
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BUILDSERIAL_H = config/.buildserial.h
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BUILDSERIAL_NOW = config/.buildserial.now
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BUILDSERIAL_NEXT = config/.buildserial.next
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$(BUILDSERIAL_NOW) $(BUILDSERIAL_NEXT) :
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echo 1 > $@
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$(BUILDSERIAL_H) : $(BUILDSERIAL_NOW) $(BUILDSERIAL_NEXT)
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echo '#define BUILD_SERIAL_NUM $(shell cat $<)' > $@
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ifeq ($(filter bs,$(MAKECMDGOALS)),bs)
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$(shell diff -q $(BUILDSERIAL_NOW) $(BUILDSERIAL_NEXT) > /dev/null || \
|
|
cp -f $(BUILDSERIAL_NEXT) $(BUILDSERIAL_NOW))
|
|
endif
|
|
|
|
bs : $(BUILDSERIAL_NOW)
|
|
@echo $$(( $(shell cat $<) + 1 )) > $(BUILDSERIAL_NEXT)
|
|
@echo "Build serial number is $(shell cat $<)"
|
|
|
|
# List of available architectures
|
|
#
|
|
ARCHS = $(filter-out CVS,$(patsubst arch/%,%,$(wildcard arch/*)))
|
|
archs :
|
|
@echo $(ARCHS)
|
|
|
|
OTHER_ARCHS = $(filter-out $(ARCH),$(ARCHS))
|
|
otherarchs :
|
|
@echo $(OTHER_ARCHS)
|
|
|
|
# Build the TAGS file for emacs
|
|
#
|
|
TAGS : TAGS.$(ARCH)
|
|
|
|
TAGS.$(ARCH) :
|
|
ctags -e -R -f $@ --exclude=bin \
|
|
$(foreach ARCH,$(OTHER_ARCHS),--exclude=arch/$(ARCH))
|
|
CLEANUP += TAGS*
|
|
|
|
# Symbol table checks
|
|
#
|
|
SYMTAB = $(BIN)/symtab
|
|
$(SYMTAB) : $(BLIB)
|
|
$(OBJDUMP) -w -t $< > $@
|
|
|
|
CLEANUP += $(BIN)/symtab
|
|
|
|
symcheck : $(SYMTAB)
|
|
$(SYMCHECK) $<
|
|
|
|
# Force rebuild for any given target
|
|
#
|
|
$(BIN)/%.rebuild :
|
|
rm -f $(BIN)/$*
|
|
$(MAKE) $(MAKEFLAGS) $(BIN)/$*
|
|
|
|
# Documentation
|
|
#
|
|
$(BIN)/doxygen.cfg : doxygen.cfg $(MAKEDEPS)
|
|
$(PERL) -pe 's{\@SRCDIRS\@}{$(SRCDIRS)}; ' \
|
|
-e 's{\@BIN\@}{$(BIN)}; ' \
|
|
-e 's{\@ARCH\@}{$(ARCH)}; ' \
|
|
$< > $@
|
|
|
|
$(BIN)/doc : $(BIN)/doxygen.cfg
|
|
$(DOXYGEN) $<
|
|
|
|
.PHONY : $(BIN)/doc
|
|
|
|
VERYCLEANUP += $(BIN)/doc
|
|
|
|
doc : $(BIN)/doc
|
|
|
|
docview :
|
|
@[ -f $(BIN)/doc/html/index.html ] || $(MAKE) $(BIN)/doc
|
|
@if [ -n "$$BROWSER" ] ; then \
|
|
( $$BROWSER $(BIN)/doc/html/index.html & ) ; \
|
|
else \
|
|
echo "Documentation index in $(BIN)/doc/html/index.html" ; \
|
|
fi
|
|
|
|
# Clean-up
|
|
#
|
|
clean :
|
|
$(RM) $(CLEANUP)
|
|
|
|
veryclean : clean
|
|
$(RM) -r $(VERYCLEANUP)
|
|
|
|
# Make clean tarballs for release
|
|
|
|
gpxe-tarball : ../VERSION
|
|
(echo -n $(VERSION) ''; date -u +'%Y-%m-%d') > ../VERSION
|
|
$(RM) -r /tmp/gpxe/gpxe-$(VERSION)
|
|
mkdir -p /tmp/gpxe/gpxe-$(VERSION)
|
|
cp -rP .. /tmp/gpxe/gpxe-$(VERSION)
|
|
$(RM) -r /tmp/gpxe/CVS
|
|
( cd /tmp/gpxe/gpxe-$(VERSION)/src ; $(RM) -r bin/deps ; $(MAKE) clean ; $(MAKE) veryclean )
|
|
( cd /tmp/gpxe; tar cf /tmp/gpxe/gpxe-$(VERSION).tar --exclude CVS --exclude "#*" \
|
|
--exclude "*~" gpxe-$(VERSION) )
|
|
bzip2 -9 < /tmp/gpxe/gpxe-$(VERSION).tar > /tmp/gpxe/gpxe-$(VERSION).tar.bz2
|
|
gzip -9 < /tmp/gpxe/gpxe-$(VERSION).tar > /tmp/gpxe/gpxe-$(VERSION).tar.gz
|
|
$(RM) -r /tmp/gpxe/gpxe-$(VERSION)
|
|
$(RM) /tmp/gpxe/gpxe-$(VERSION).tar
|
|
( cd /tmp/gpxe ; tar -zxf /tmp/gpxe/gpxe-$(VERSION).tar.gz )
|