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- # -*- makefile -*- : Force emacs to use Makefile mode
- #
- # This file contains various boring housekeeping functions that would
- # otherwise seriously clutter up the main Makefile.
-
- ###############################################################################
- #
- # Find a usable "echo -e" substitute.
- #
- TAB := $(shell $(PRINTF) '\t')
- ECHO_E_ECHO := $(ECHO)
- ECHO_E_ECHO_E := $(ECHO) -e
- ECHO_E_BIN_ECHO := /bin/echo
- ECHO_E_BIN_ECHO_E := /bin/echo -e
- ECHO_E_ECHO_TAB := $(shell $(ECHO_E_ECHO) '\t' | cat)
- ECHO_E_ECHO_E_TAB := $(shell $(ECHO_E_ECHO_E) '\t' | cat)
- ECHO_E_BIN_ECHO_TAB := $(shell $(ECHO_E_BIN_ECHO) '\t')
- ECHO_E_BIN_ECHO_E_TAB := $(shell $(ECHO_E_BIN_ECHO_E) '\t')
-
- ifeq ($(ECHO_E_ECHO_TAB),$(TAB))
- ECHO_E := $(ECHO_E_ECHO)
- endif
- ifeq ($(ECHO_E_ECHO_E_TAB),$(TAB))
- ECHO_E := $(ECHO_E_ECHO_E)
- endif
- ifeq ($(ECHO_E_BIN_ECHO_TAB),$(TAB))
- ECHO_E := $(ECHO_E_BIN_ECHO)
- endif
- ifeq ($(ECHO_E_BIN_ECHO_E_TAB),$(TAB))
- ECHO_E := $(ECHO_E_BIN_ECHO_E)
- endif
-
- .echocheck :
- ifdef ECHO_E
- @$(TOUCH) $@
- else
- @$(PRINTF) '%24s : x%sx\n' 'tab' '$(TAB)'
- @$(PRINTF) '%24s : x%sx\n' '"$(ECHO_E_ECHO) \t"' \
- '$(ECHO_E_ECHO_TAB)'
- @$(PRINTF) '%24s : x%sx\n' '"$(ECHO_E_ECHO_E) \t"' \
- '$(ECHO_E_ECHO_E_TAB)'
- @$(PRINTF) '%24s : x%sx\n' '"$(ECHO_E_BIN_ECHO) \t"' \
- '$(ECHO_E_BIN_ECHO_TAB)'
- @$(PRINTF) '%24s : x%sx\n' '"$(ECHO_E_BIN_ECHO_E) \t"' \
- '$(ECHO_E_BIN_ECHO_E_TAB)'
- @$(ECHO) "No usable \"echo -e\" substitute found"
- @exit 1
- endif
- MAKEDEPS += .echocheck
- VERYCLEANUP += .echocheck
-
- echo :
- @$(ECHO) "Using \"$(ECHO_E)\" for \"echo -e\""
-
- ###############################################################################
- #
- # Generate a usable "seq" substitute
- #
- define seq
- $(shell awk 'BEGIN { for ( i = $(1) ; i <= $(2) ; i++ ) print i }')
- endef
-
- ###############################################################################
- #
- # Determine host OS
- #
- HOST_OS := $(shell uname -s)
- hostos :
- @$(ECHO) $(HOST_OS)
-
- ###############################################################################
- #
- # Determine compiler
-
- CCDEFS := $(shell $(CC) -E -x c -c /dev/null -dM | cut -d" " -f2)
- ccdefs:
- @$(ECHO) $(CCDEFS)
-
- ifeq ($(filter __ICC,$(CCDEFS)),__ICC)
- CCTYPE := icc
- else
- CCTYPE := gcc
- endif
- cctype:
- @$(ECHO) $(CCTYPE)
-
- ###############################################################################
- #
- # Check for tools that can cause failed builds
- #
-
- ifeq ($(CCTYPE),gcc)
- GCC_2_96_BANNER := $(shell $(CC) -v 2>&1 | grep -is 'gcc version 2\.96')
- ifneq ($(GCC_2_96_BANNER),)
- $(warning gcc 2.96 is unsuitable for compiling iPXE)
- $(warning Use gcc 2.95 or a newer version instead)
- $(error Unsuitable build environment found)
- endif
- endif
-
- PERL_UNICODE_CHECK := $(shell $(PERL) -e 'use bytes; print chr(255)' | wc -c)
- ifeq ($(PERL_UNICODE_CHECK),2)
- $(warning Your Perl version has a Unicode handling bug)
- $(warning Execute this command before building iPXE:)
- $(warning export LANG=$${LANG%.UTF-8})
- $(error Unsuitable build environment found)
- endif
-
- LD_GOLD_BANNER := $(shell $(LD) -v 2>&1 | grep 'GNU gold')
- ifneq ($(LD_GOLD_BANNER),)
- $(warning GNU gold is unsuitable for building iPXE)
- $(warning Use GNU ld instead)
- $(error Unsuitable build environment found)
- endif
-
- ###############################################################################
- #
- # Check if $(eval ...) is available to use
- #
-
- HAVE_EVAL :=
- ifndef NO_EVAL
- $(eval HAVE_EVAL := yes)
- endif
- eval :
- @$(ECHO) $(HAVE_EVAL)
-
- ###############################################################################
- #
- # Check for various tool workarounds
- #
-
- WORKAROUND_CFLAGS :=
- WORKAROUND_ASFLAGS :=
- WORKAROUND_LDFLAGS :=
-
- # Make syntax does not allow use of comma or space in certain places.
- # This ugly workaround is suggested in the manual.
- #
- COMMA := ,
- EMPTY :=
- SPACE := $(EMPTY) $(EMPTY)
- HASH := \#
- define NEWLINE
-
-
- endef
-
- # Some widespread patched versions of gcc include -fstack-protector by
- # default, even when -ffreestanding is specified. We therefore need
- # to disable -fstack-protector if the compiler supports it.
- #
- ifeq ($(CCTYPE),gcc)
- SP_TEST = $(CC) -fno-stack-protector -x c -c /dev/null \
- -o /dev/null >/dev/null 2>&1
- SP_FLAGS := $(shell $(SP_TEST) && $(ECHO) '-fno-stack-protector')
- WORKAROUND_CFLAGS += $(SP_FLAGS)
- endif
-
- # gcc 4.4 generates .eh_frame sections by default, which distort the
- # output of "size". Inhibit this.
- #
- ifeq ($(CCTYPE),gcc)
- CFI_TEST = $(CC) -fno-dwarf2-cfi-asm -fno-exceptions -fno-unwind-tables \
- -fno-asynchronous-unwind-tables -x c -c /dev/null \
- -o /dev/null >/dev/null 2>&1
- CFI_FLAGS := $(shell $(CFI_TEST) && \
- $(ECHO) '-fno-dwarf2-cfi-asm -fno-exceptions ' \
- '-fno-unwind-tables -fno-asynchronous-unwind-tables')
- WORKAROUND_CFLAGS += $(CFI_FLAGS)
- endif
-
- # gcc 4.6 generates spurious warnings if -Waddress is in force.
- # Inhibit this.
- #
- ifeq ($(CCTYPE),gcc)
- WNA_TEST = $(CC) -Waddress -x c -c /dev/null -o /dev/null >/dev/null 2>&1
- WNA_FLAGS := $(shell $(WNA_TEST) && $(ECHO) '-Wno-address')
- WORKAROUND_CFLAGS += $(WNA_FLAGS)
-
- # gcc 8.0 generates warnings for certain suspect string operations. Our
- # sources have been vetted for correct usage. Turn off these warnings.
- #
- WNST_TEST = $(CC) -Wstringop-truncation -x c -c /dev/null -o /dev/null \
- >/dev/null 2>&1
- WNST_FLAGS := $(shell $(WNST_TEST) && $(ECHO) '-Wno-stringop-truncation')
- WORKAROUND_CFLAGS += $(WNST_FLAGS)
- endif
-
- # Some versions of gas choke on division operators, treating them as
- # comment markers. Specifying --divide will work around this problem,
- # but isn't available on older gas versions.
- #
- DIVIDE_TEST = $(AS) --divide /dev/null -o /dev/null 2>/dev/null
- DIVIDE_FLAGS := $(shell $(DIVIDE_TEST) && $(ECHO) '--divide')
- WORKAROUND_ASFLAGS += $(DIVIDE_FLAGS)
-
- ###############################################################################
- #
- # Build verbosity
- #
- ifeq ($(V),1)
- Q :=
- QM := @\#
- else
- Q := @
- QM := @
- endif
-
- ###############################################################################
- #
- # Checker
- #
- ifeq ($(C),1)
- export REAL_CC := $(CC)
- CC := cgcc
- CFLAGS += -Wno-decl
- endif
-
- ###############################################################################
- #
- # Set BIN according to whatever was specified on the command line as
- # the build target.
- #
-
- # Determine how many different BIN directories are mentioned in the
- # make goals.
- #
- BIN_GOALS := $(filter bin bin/% bin-%,$(MAKECMDGOALS))
- BIN_GOALS_BINS := $(sort $(foreach BG,$(BIN_GOALS),\
- $(firstword $(subst /, ,$(BG)))))
- NUM_BINS := $(words $(BIN_GOALS_BINS))
-
- ifeq ($(NUM_BINS),0)
-
- # No BIN directory was specified. Set BIN to "bin" as a sensible
- # default.
-
- BIN := bin
-
- else # NUM_BINS == 0
-
- ifeq ($(NUM_BINS),1)
-
- # If exactly one BIN directory was specified, set BIN to match this
- # directory.
- #
- BIN := $(firstword $(BIN_GOALS_BINS))
-
- else # NUM_BINS == 1
-
- # More than one BIN directory was specified. We cannot handle the
- # latter case within a single make invocation, so set up recursive
- # targets for each BIN directory. Use exactly one target for each BIN
- # directory since running multiple make invocations within the same
- # BIN directory is likely to cause problems.
- #
- # Leave $(BIN) undefined. This has implications for any target that
- # depends on $(BIN); such targets should be made conditional upon the
- # existence of $(BIN).
- #
- BIN_GOALS_FIRST := $(foreach BGB,$(BIN_GOALS_BINS),\
- $(firstword $(filter $(BGB)/%,$(BIN_GOALS))))
- BIN_GOALS_OTHER := $(filter-out $(BIN_GOALS_FIRST),$(BIN_GOALS))
-
- $(BIN_GOALS_FIRST) : % : BIN_RECURSE
- $(Q)$(MAKE) --no-print-directory BIN=$(firstword $(subst /, ,$@)) \
- $(filter $(firstword $(subst /, ,$@))/%, $(BIN_GOALS))
- $(BIN_GOALS_OTHER) : % : BIN_RECURSE
- $(Q)$(TRUE)
- .PHONY : BIN_RECURSE
-
- endif # NUM_BINS == 1
- endif # NUM_BINS == 0
-
- ifdef BIN
-
- # Create $(BIN) directory if it doesn't exist yet
- #
- ifeq ($(wildcard $(BIN)),)
- $(shell $(MKDIR) -p $(BIN))
- endif
-
- # Target to allow e.g. "make bin-efi arch"
- #
- $(BIN) :
- @# Do nothing, silently
- .PHONY : $(BIN)
-
- # Remove everything in $(BIN) for a "make clean"
- #
- CLEANUP += $(BIN)/*.* # Avoid picking up directories
-
- endif # defined(BIN)
-
- # Determine whether or not we need to include the dependency files
- #
- NO_DEP_TARGETS := $(BIN) clean veryclean
- ifeq ($(MAKECMDGOALS),)
- NEED_DEPS := 1
- endif
- ifneq ($(strip $(filter-out $(NO_DEP_TARGETS),$(MAKECMDGOALS))),)
- NEED_DEPS := 1
- endif
-
- ###############################################################################
- #
- # Select build architecture and platform based on $(BIN)
- #
- # BIN has the form bin[-[<arch>-]<platform>[-sb]]
-
- ARCHS := $(patsubst arch/%,%,$(wildcard arch/*))
- PLATFORMS := $(patsubst config/defaults/%.h,%,\
- $(wildcard config/defaults/*.h))
- archs :
- @$(ECHO) $(ARCHS)
-
- platforms :
- @$(ECHO) $(PLATFORMS)
-
- ifdef BIN
-
- # Split $(BIN) into architecture, platform, and security flag (where present)
- BIN_ELEMENTS := $(subst -,$(SPACE),$(BIN))
- BIN_APS := $(wordlist 2,4,$(BIN_ELEMENTS))
- ifeq ($(lastword $(BIN_APS)),sb)
- BIN_AP := $(wordlist 2,$(words $(BIN_APS)),discard $(BIN_APS))
- BIN_SECUREBOOT := 1
- else
- BIN_AP := $(BIN_APS)
- BIN_SECUREBOOT := 0
- endif
- BIN_PLATFORM := $(lastword $(BIN_AP))
- BIN_ARCH := $(wordlist 2,$(words $(BIN_AP)),discard $(BIN_AP))
-
- # Determine build architecture
- DEFAULT_ARCH := i386
- ARCH := $(firstword $(BIN_ARCH) $(DEFAULT_ARCH))
- CFLAGS += -DARCH=$(ARCH)
- arch :
- @$(ECHO) $(ARCH)
- .PHONY : arch
-
- # Determine build platform
- DEFAULT_PLATFORM := pcbios
- PLATFORM := $(firstword $(BIN_PLATFORM) $(DEFAULT_PLATFORM))
- CFLAGS += -DPLATFORM=$(PLATFORM)
- platform :
- @$(ECHO) $(PLATFORM)
-
- # Determine security flag
- DEFAULT_SECUREBOOT := 0
- SECUREBOOT := $(firstword $(BIN_SECUREBOOT) $(DEFAULT_SECUREBOOT))
- CFLAGS += -DSECUREBOOT=$(SECUREBOOT)
- secureboot :
- @$(ECHO) $(SECUREBOOT)
-
- endif # defined(BIN)
-
- # Include architecture-specific Makefile
- ifdef ARCH
- MAKEDEPS += arch/$(ARCH)/Makefile
- include arch/$(ARCH)/Makefile
- endif
-
- # Include architecture-specific include path
- ifdef ARCH
- INCDIRS += arch/$(ARCH)/include
- INCDIRS += arch/$(ARCH)/include/$(PLATFORM)
- endif
-
- ###############################################################################
- #
- # Source file handling
-
- # Exclude known-insecure files from Secure Boot builds
- ifeq ($(SECUREBOOT),0)
- SRCDIRS += $(SRCDIRS_INSEC)
- endif
-
- # SRCDIRS lists all directories containing source files.
- srcdirs :
- @$(ECHO) $(SRCDIRS)
-
- # SRCS lists all .c or .S files found in any SRCDIR
- #
- SRCS += $(wildcard $(patsubst %,%/*.c,$(SRCDIRS)))
- SRCS += $(wildcard $(patsubst %,%/*.S,$(SRCDIRS)))
- srcs :
- @$(ECHO) $(SRCS)
-
- # AUTO_SRCS lists all files in SRCS that are not mentioned in
- # NON_AUTO_SRCS. Files should be added to NON_AUTO_SRCS if they
- # cannot be built using the standard build template.
- #
- AUTO_SRCS = $(filter-out $(NON_AUTO_SRCS),$(SRCS))
- autosrcs :
- @$(ECHO) $(AUTO_SRCS)
-
- # Just about everything else in this section depends upon having
- # $(BIN) set
-
- ifdef BIN
-
- # INCDIRS lists the include path
- incdirs :
- @$(ECHO) $(INCDIRS)
-
- # Common flags
- #
- CFLAGS += $(foreach INC,$(INCDIRS),-I$(INC))
- CFLAGS += -Os
- CFLAGS += -g
- ifeq ($(CCTYPE),gcc)
- CFLAGS += -ffreestanding
- CFLAGS += -Wall -W -Wformat-nonliteral
- HOST_CFLAGS += -Wall -W -Wformat-nonliteral
- endif
- ifeq ($(CCTYPE),icc)
- CFLAGS += -fno-builtin
- CFLAGS += -no-ip
- CFLAGS += -no-gcc
- CFLAGS += -diag-disable 111 # Unreachable code
- CFLAGS += -diag-disable 128 # Unreachable loop
- CFLAGS += -diag-disable 170 # Array boundary checks
- CFLAGS += -diag-disable 177 # Unused functions
- CFLAGS += -diag-disable 181 # printf() format checks
- CFLAGS += -diag-disable 188 # enum strictness
- CFLAGS += -diag-disable 193 # Undefined preprocessor identifiers
- CFLAGS += -diag-disable 280 # switch ( constant )
- CFLAGS += -diag-disable 310 # K&R parameter lists
- CFLAGS += -diag-disable 424 # Extra semicolon
- CFLAGS += -diag-disable 589 # Declarations mid-code
- CFLAGS += -diag-disable 593 # Unused variables
- CFLAGS += -diag-disable 810 # Casting ints to smaller ints
- CFLAGS += -diag-disable 981 # Sequence point violations
- CFLAGS += -diag-disable 1292 # Ignored attributes
- CFLAGS += -diag-disable 1338 # void pointer arithmetic
- CFLAGS += -diag-disable 1361 # Variable-length arrays
- CFLAGS += -diag-disable 1418 # Missing prototypes
- CFLAGS += -diag-disable 1419 # Missing prototypes
- CFLAGS += -diag-disable 1599 # Hidden variables
- CFLAGS += -Wall -Wmissing-declarations
- endif
- CFLAGS += $(WORKAROUND_CFLAGS) $(EXTRA_CFLAGS)
- ASFLAGS += $(WORKAROUND_ASFLAGS) $(EXTRA_ASFLAGS)
- LDFLAGS += $(WORKAROUND_LDFLAGS) $(EXTRA_LDFLAGS)
- HOST_CFLAGS += $(WORKAROUND_CFLAGS) -O2 -g
-
- # Inhibit -Werror if NO_WERROR is specified on make command line
- #
- ifneq ($(NO_WERROR),1)
- CFLAGS += -Werror
- ASFLAGS += --fatal-warnings
- HOST_CFLAGS += -Werror
- endif
-
- # Function trace recorder state in the last build. This is needed
- # in order to correctly rebuild whenever the function recorder is
- # enabled/disabled.
- #
- FNREC_STATE := $(BIN)/.fnrec.state
- ifeq ($(wildcard $(FNREC_STATE)),)
- FNREC_OLD := <invalid>
- else
- FNREC_OLD := $(shell cat $(FNREC_STATE))
- endif
- ifeq ($(FNREC_OLD),$(FNREC))
- $(FNREC_STATE) :
- else
- $(FNREC_STATE) : clean
- $(shell $(ECHO) "$(FNREC)" > $(FNREC_STATE))
- endif
-
- VERYCLEANUP += $(FNREC_STATE)
- MAKEDEPS += $(FNREC_STATE)
-
- ifeq ($(FNREC),1)
- # Enabling -finstrument-functions affects gcc's analysis and leads to spurious
- # warnings about use of uninitialised variables.
- #
- CFLAGS += -Wno-uninitialized
- CFLAGS += -finstrument-functions
- CFLAGS += -finstrument-functions-exclude-file-list=core/fnrec.c
- endif
-
- # Enable per-item sections and section garbage collection. Note that
- # some older versions of gcc support -fdata-sections but treat it as
- # implying -fno-common, which would break our build. Some other older
- # versions issue a spurious and uninhibitable warning if
- # -ffunction-sections is used with -g, which would also break our
- # build since we use -Werror.
- #
- ifeq ($(CCTYPE),gcc)
- DS_TEST = $(ECHO) 'char x;' | \
- $(CC) -fdata-sections -S -x c - -o - 2>/dev/null | \
- grep -E '\.comm' > /dev/null
- DS_FLAGS := $(shell $(DS_TEST) && $(ECHO) '-fdata-sections')
- FS_TEST = $(CC) -ffunction-sections -g -c -x c /dev/null \
- -o /dev/null 2>/dev/null
- FS_FLAGS := $(shell $(FS_TEST) && $(ECHO) '-ffunction-sections')
- CFLAGS += $(FS_FLAGS) $(DS_FLAGS)
- endif
- LDFLAGS += --gc-sections
-
- # Force creation of static binaries (required for OpenBSD, does no
- # harm on other platforms).
- #
- LDFLAGS += -static
-
- # compiler.h is needed for our linking and debugging system
- #
- CFLAGS += -include include/compiler.h
-
- # The section type character (e.g. "@" in "@progbits") varies by
- # architecture.
- #
- CFLAGS += -DASM_TCHAR='$(ASM_TCHAR)' -DASM_TCHAR_OPS='$(ASM_TCHAR_OPS)'
-
- # CFLAGS for specific object types
- #
- CFLAGS_c +=
- CFLAGS_S += -DASSEMBLY
-
- # Base object name of the current target
- #
- OBJECT = $(firstword $(subst ., ,$(@F)))
-
- # CFLAGS for specific object files. You can define
- # e.g. CFLAGS_rtl8139, and have those flags automatically used when
- # compiling bin/rtl8139.o.
- #
- OBJ_CFLAGS = $(CFLAGS_$(OBJECT)) -DOBJECT=$(subst -,_,$(OBJECT))
- $(BIN)/%.flags :
- @$(ECHO) $(OBJ_CFLAGS)
-
- # ICC requires postprocessing objects to fix up table alignments
- #
- ifeq ($(CCTYPE),icc)
- POST_O = && $(ICCFIX) $@
- POST_O_DEPS := $(ICCFIX)
- else
- POST_O :=
- POST_O_DEPS :=
- endif
-
- # Debug level calculations
- #
- DBGLVL_MAX = -DDBGLVL_MAX=$(firstword $(subst ., ,$(1)))
- DBGLVL_DFLT = -DDBGLVL_DFLT=$(lastword $(subst ., ,$(1)))
- DBGLVL = $(call DBGLVL_MAX,$(1)) $(call DBGLVL_DFLT,$(1))
-
- # Rules for specific object types.
- #
- COMPILE_c = $(CC) $(CFLAGS) $(CFLAGS_c) $(OBJ_CFLAGS)
- RULE_c = $(Q)$(COMPILE_c) -c $< -o $@ $(POST_O)
- RULE_c_to_ids.o = $(Q)$(ECHO_E) '$(OBJ_IDS_ASM_NL)' | $(ASSEMBLE_S) -o $@
- RULE_c_to_dbg%.o= $(Q)$(COMPILE_c) $(call DBGLVL,$*) -c $< -o $@ $(POST_O)
- RULE_c_to_c = $(Q)$(COMPILE_c) -E -c $< > $@
- RULE_c_to_s = $(Q)$(COMPILE_c) -S -g0 -c $< -o $@
-
- PREPROCESS_S = $(CPP) $(CFLAGS) $(CFLAGS_S) $(OBJ_CFLAGS)
- ASSEMBLE_S = $(AS) $(ASFLAGS)
- RULE_S = $(Q)$(PREPROCESS_S) $< | $(ASSEMBLE_S) -o $@
- RULE_S_to_dbg%.o= $(Q)$(PREPROCESS_S) $(call DBGLVL,$*) $< | $(ASSEMBLE_S) -o $@
- RULE_S_to_s = $(Q)$(PREPROCESS_S) $< > $@
-
- GENERIC_TARGETS += ids.o dbg%.o c s
-
- # List of embedded images included in the last build of embedded.o.
- # This is needed in order to correctly rebuild embedded.o whenever the
- # list of objects changes.
- #
- EMBED := $(EMBEDDED_IMAGE) # Maintain backwards compatibility
- EMBEDDED_LIST := $(BIN)/.embedded.list
- ifeq ($(wildcard $(EMBEDDED_LIST)),)
- EMBED_OLD := <invalid>
- else
- EMBED_OLD := $(shell cat $(EMBEDDED_LIST))
- endif
- ifneq ($(EMBED_OLD),$(EMBED))
- $(shell $(ECHO) "$(EMBED)" > $(EMBEDDED_LIST))
- endif
-
- $(EMBEDDED_LIST) : $(MAKEDEPS)
-
- VERYCLEANUP += $(EMBEDDED_LIST)
-
- EMBEDDED_FILES := $(subst $(COMMA), ,$(EMBED))
- EMBED_ALL := $(foreach i,$(call seq,1,$(words $(EMBEDDED_FILES))),\
- EMBED ( $(i), \"$(word $(i), $(EMBEDDED_FILES))\",\
- \"$(notdir $(word $(i),$(EMBEDDED_FILES)))\" ))
-
- embedded_DEPS += $(EMBEDDED_FILES) $(EMBEDDED_LIST)
-
- CFLAGS_embedded = -DEMBED_ALL="$(EMBED_ALL)"
-
- # List of trusted root certificates
- #
- TRUSTED_LIST := $(BIN)/.trusted.list
- ifeq ($(wildcard $(TRUSTED_LIST)),)
- TRUST_OLD := <invalid>
- else
- TRUST_OLD := $(shell cat $(TRUSTED_LIST))
- endif
- ifneq ($(TRUST_OLD),$(TRUST))
- $(shell $(ECHO) "$(TRUST)" > $(TRUSTED_LIST))
- endif
-
- $(TRUSTED_LIST) : $(MAKEDEPS)
-
- VERYCLEANUP += $(TRUSTED_LIST)
-
- # Trusted root certificate fingerprints
- #
- TRUSTED_CERTS := $(subst $(COMMA), ,$(TRUST))
- TRUSTED_FPS := $(foreach CERT,$(TRUSTED_CERTS),\
- 0x$(subst :,$(COMMA) 0x,$(lastword $(subst =, ,\
- $(shell $(OPENSSL) x509 -in $(CERT) -noout -sha256 \
- -fingerprint))))$(COMMA))
-
- rootcert_DEPS += $(TRUSTED_FILES) $(TRUSTED_LIST)
-
- CFLAGS_rootcert = $(if $(TRUSTED_FPS),-DTRUSTED="$(TRUSTED_FPS)")
-
- # List of embedded certificates
- #
- CERT_LIST := $(BIN)/.certificate.list
- ifeq ($(wildcard $(CERT_LIST)),)
- CERT_OLD := <invalid>
- else
- CERT_OLD := $(shell cat $(CERT_LIST))
- endif
- ifneq ($(CERT_OLD),$(CERT))
- $(shell $(ECHO) "$(CERT)" > $(CERT_LIST))
- endif
-
- $(CERT_LIST) : $(MAKEDEPS)
-
- VERYCLEANUP += $(CERT_LIST)
-
- # Embedded certificates concatenated and then split into one file per
- # certificate (even if original files contained certificate chains)
- #
- CERT_FILES := $(subst $(COMMA), ,$(CERT))
- CERT_CONCAT := $(BIN)/.certificates.pem
-
- ifneq ($(CERT),)
-
- CERT_COUNT := $(shell grep "BEGIN CERTIFICATE" $(CERT_FILES) | wc -l)
-
- $(CERT_CONCAT) : $(CERT_FILES) $(CERT_LIST)
- $(Q)cat $(CERT_FILES) > $@
-
- # We must use an (otherwise unnecessary) pattern rule here to encode
- # the fact that one "csplit" command generates multiple targets
- CERT_PEMS := $(foreach i,$(call seq,1,$(CERT_COUNT)),\
- $(BIN)/.certificate.pem.$(i))
- $(subst .pem.,.%.,$(CERT_PEMS)) : $(BIN)/.certificates.%
- $(Q)$(CSPLIT) -q -n 1 -f $(BIN)/.certificate.pem. $< \
- '/BEGIN CERTIFICATE/' '{*}'
-
- CERT_DERS := $(subst .certificate.pem.,.certificate.der.,$(CERT_PEMS))
- $(BIN)/.certificate.der.% : $(BIN)/.certificate.pem.%
- $(Q)$(OPENSSL) x509 -in $< -outform DER -out $@
-
- CERT_ALL := $(foreach i,$(call seq,1,$(CERT_COUNT)),\
- CERT ( $(i), \"$(word $(i),$(CERT_DERS))\" ))
-
- endif
-
- certstore_DEPS += $(CERT_LIST) $(CERT_FILES) $(CERT_PEMS) $(CERT_DERS)
-
- CFLAGS_certstore += -DCERT_ALL="$(CERT_ALL)"
-
- CLEANUP += $(BIN)/.certificate.* $(BIN)/.certificates.*
-
- # (Single-element) list of private keys
- #
- ifdef KEY
- PRIVKEY := $(KEY) # Maintain backwards compatibility
- endif
- PRIVKEY_LIST := $(BIN)/.private_key.list
- ifeq ($(wildcard $(PRIVKEY_LIST)),)
- PRIVKEY_OLD := <invalid>
- else
- PRIVKEY_OLD := $(shell cat $(PRIVKEY_LIST))
- endif
- ifneq ($(PRIVKEY_OLD),$(PRIVKEY))
- $(shell $(ECHO) "$(PRIVKEY)" > $(PRIVKEY_LIST))
- endif
-
- $(PRIVKEY_LIST) : $(MAKEDEPS)
-
- VERYCLEANUP += $(PRIVKEY_LIST)
-
- # Embedded private key
- #
- PRIVKEY_INC := $(BIN)/.private_key.der
-
- ifdef PRIVKEY
- $(PRIVKEY_INC) : $(PRIVKEY) $(PRIVKEY_LIST)
- $(Q)$(OPENSSL) rsa -in $< -outform DER -out $@
-
- privkey_DEPS += $(PRIVKEY_INC)
- endif
-
- CLEANUP += $(BIN)/.private_key.*
-
- privkey_DEPS += $(PRIVKEY_LIST)
-
- CFLAGS_privkey += $(if $(PRIVKEY),-DPRIVATE_KEY="\"$(PRIVKEY_INC)\"")
-
- # (Single-element) list of named configurations
- #
- CONFIG_LIST := $(BIN)/.config.list
- ifeq ($(wildcard $(CONFIG_LIST)),)
- CONFIG_OLD := <invalid>
- else
- CONFIG_OLD := $(shell cat $(CONFIG_LIST))
- endif
- ifneq ($(CONFIG_OLD),$(CONFIG))
- $(shell $(ECHO) "$(CONFIG)" > $(CONFIG_LIST))
- endif
-
- $(CONFIG_LIST) : $(MAKEDEPS)
-
- VERYCLEANUP += $(CONFIG_LIST)
-
- # Named configurations
- #
- ifneq ($(CONFIG),)
- ifneq ($(wildcard config/$(CONFIG)),)
- CFLAGS += -DCONFIG=$(CONFIG)
- endif
- CFLAGS += -DLOCAL_CONFIG=$(CONFIG)
- endif
-
- config/named.h : $(CONFIG_LIST)
- $(Q)$(TOUCH) $@
-
- .PRECIOUS : config/named.h
-
- # (Single-element) list of assertion configuration
- #
- ASSERT_LIST := $(BIN)/.assert.list
- ifeq ($(wildcard $(ASSERT_LIST)),)
- ASSERT_OLD := <invalid>
- else
- ASSERT_OLD := $(shell cat $(ASSERT_LIST))
- endif
- ifneq ($(ASSERT_OLD),$(ASSERT))
- $(shell $(ECHO) "$(ASSERT)" > $(ASSERT_LIST))
- endif
-
- $(ASSERT_LIST) : $(MAKEDEPS)
-
- VERYCLEANUP += $(ASSERT_LIST)
-
- # Assertion configuration
- #
- ifneq ($(ASSERT),)
- CFLAGS += -DASSERTING=$(ASSERT)
- endif
-
- include/assert.h : $(ASSERT_LIST)
- $(Q)$(TOUCH) $@
-
- .PRECIOUS : include/assert.h
-
- # (Single-element) list of profiling configuration
- #
- PROFILE_LIST := $(BIN)/.profile.list
- ifeq ($(wildcard $(PROFILE_LIST)),)
- PROFILE_OLD := <invalid>
- else
- PROFILE_OLD := $(shell cat $(PROFILE_LIST))
- endif
- ifneq ($(PROFILE_OLD),$(PROFILE))
- $(shell $(ECHO) "$(PROFILE)" > $(PROFILE_LIST))
- endif
-
- $(PROFILE_LIST) : $(MAKEDEPS)
-
- VERYCLEANUP += $(PROFILE_LIST)
-
- # Profiling configuration
- #
- ifneq ($(PROFILE),)
- CFLAGS += -DPROFILING=$(PROFILE)
- endif
-
- include/ipxe/profile.h : $(PROFILE_LIST)
- $(Q)$(TOUCH) $@
-
- .PRECIOUS : include/ipxe/profile.h
-
- # These files use .incbin inline assembly to include a binary file.
- # Unfortunately ccache does not detect this dependency and caches
- # builds even when the binary file has changed.
- #
- $(BIN)/embedded.% : override CC := env CCACHE_DISABLE=1 $(CC)
- $(BIN)/certstore.% : override CC := env CCACHE_DISABLE=1 $(CC)
- $(BIN)/privkey.% : override CC := env CCACHE_DISABLE=1 $(CC)
-
- # Debug message autocolourisation range
- #
- DBGCOL_LIST := $(BIN)/.dbgcol.list
- ifeq ($(wildcard $(DBGCOL_LIST)),)
- DBGCOL_OLD := <invalid>
- else
- DBGCOL_OLD := $(shell cat $(DBGCOL_LIST))
- endif
- ifneq ($(DBGCOL_OLD),$(DBGCOL))
- $(shell $(ECHO) "$(DBGCOL)" > $(DBGCOL_LIST))
- endif
-
- $(DBGCOL_LIST) : $(MAKEDEPS)
-
- VERYCLEANUP += $(DBGCOL_LIST)
-
- DBGCOL_COLOURS := $(subst -, ,$(DBGCOL))
- DBGCOL_MIN := $(firstword $(DBGCOL_COLOURS))
- DBGCOL_MAX := $(lastword $(DBGCOL_COLOURS))
-
- debug_DEPS += $(DBGCOL_LIST)
-
- CFLAGS_debug += $(if $(DBGCOL_MIN),-DDBGCOL_MIN=$(DBGCOL_MIN))
- CFLAGS_debug += $(if $(DBGCOL_MAX),-DDBGCOL_MAX=$(DBGCOL_MAX))
-
- # We automatically generate rules for any file mentioned in AUTO_SRCS
- # using the following set of templates. We use $(eval ...) if
- # available, otherwise we generate separate Makefile fragments and
- # include them.
-
- # deps_template : generate dependency list for a given source file
- #
- # $(1) is the full path to the source file (e.g. "drivers/net/rtl8139.c")
- #
- define deps_template_file
- $(call deps_template_parts,$(1),$(subst .,,$(suffix $(1))),$(basename $(notdir $(1))))
- endef
- #
- # $(1) is the full path to the source file (e.g. "drivers/net/rtl8139.c")
- # $(2) is the source type (e.g. "c")
- # $(3) is the source base name (e.g. "rtl8139")
- #
- define deps_template_parts
- @$(ECHO) " [DEPS] $(1)"
- @$(MKDIR) -p $(BIN)/deps/$(dir $(1))
- $(Q)$(CPP) $(CFLAGS) $(CFLAGS_$(2)) $(CFLAGS_$(3)) -DOBJECT=$(3) \
- -Wno-error -M $(1) -MG -MP | \
- sed 's/\.o\s*:/_DEPS +=/' > $(BIN)/deps/$(1).d
- endef
-
- # rules_template : generate rules for a given source file
- #
- # $(1) is the full path to the source file (e.g. "drivers/net/rtl8139.c")
- #
- define rules_template
- $(call rules_template_parts,$(1),$(subst .,,$(suffix $(1))),$(basename $(notdir $(1))))
- endef
- #
- # $(1) is the full path to the source file (e.g. "drivers/net/rtl8139.c")
- # $(2) is the source type (e.g. "c")
- # $(3) is the source base name (e.g. "rtl8139")
- #
- define rules_template_parts
- $$(BIN)/$(3).o : $(1) $$(MAKEDEPS) $$(POST_O_DEPS) $$($(3)_DEPS)
- $$(QM)$(ECHO) " [BUILD] $$@"
- $$(RULE_$(2))
- BOBJS += $$(BIN)/$(3).o
- $(foreach TGT,$(GENERIC_TARGETS),$(if $(RULE_$(2)_to_$(TGT)),$(NEWLINE)$(call rules_template_target,$(1),$(2),$(3),$(TGT))))
- $$(BIN)/deps/$(1).d : $$($(3)_DEPS)
- TAGS : $$($(3)_DEPS)
- endef
- #
- # $(1) is the full path to the source file (e.g. "drivers/net/rtl8139.c")
- # $(2) is the source type (e.g. "c")
- # $(3) is the source base name (e.g. "rtl8139")
- # $(4) is the destination type (e.g. "dbg%.o")
- #
- define rules_template_target
- $$(BIN)/$(3).$(4) : $(1) $$(MAKEDEPS) $$(POST_O_DEPS) $$($(3)_DEPS)
- $$(QM)$(ECHO) " [BUILD] $$@"
- $$(RULE_$(2)_to_$(4))
- $(TGT)_OBJS += $$(BIN)/$(3).$(4)
- endef
- #
- # $(1) is the full path to the source file (e.g. "drivers/net/rtl8139.c")
- #
- define rules_template_file
- @$(ECHO) " [RULES] $(1)"
- @$(MKDIR) -p $(BIN)/rules/$(dir $(1))
- @$(ECHO_E) '$(subst $(NEWLINE),\n,$(call rules_template,$(1)))' \
- > $(BIN)/rules/$(1).r
- endef
-
- # Generate the dependency files
- #
- $(BIN)/deps/%.d : % $(MAKEDEPS)
- $(call deps_template_file,$<)
-
- # Calculate list of dependency files
- #
- AUTO_DEPS = $(patsubst %,$(BIN)/deps/%.d,$(AUTO_SRCS))
- autodeps :
- @$(ECHO) $(AUTO_DEPS)
- VERYCLEANUP += $(BIN)/deps
-
- # Include dependency files
- #
- ifdef NEED_DEPS
- ifneq ($(AUTO_DEPS),)
- -include $(AUTO_DEPS)
- endif
- endif
-
- # Generate the rules files
- #
- $(BIN)/rules/%.r : % $(MAKEDEPS)
- $(call rules_template_file,$<)
-
- # Calculate list of rules files
- #
- AUTO_RULES = $(patsubst %,$(BIN)/rules/%.r,$(AUTO_SRCS))
- autorules :
- @$(ECHO) $(AUTO_RULES)
- VERYCLEANUP += $(BIN)/rules
-
- # Evaluate rules (or include rules files)
- #
- ifdef NEED_DEPS
- ifneq ($(AUTO_RULES),)
- ifneq ($(HAVE_EVAL),)
- $(foreach SRC,$(AUTO_SRCS),$(eval $(call rules_template,$(SRC))))
- else
- -include $(AUTO_RULES)
- endif
- endif
- endif
-
- # Files to be parsed using parserom.pl
- #
- ROM_SRCS = $(foreach SRC,$(AUTO_SRCS),\
- $(if $(findstring drivers/,$(SRC)),$(SRC)))
- romsrcs :
- @$(ECHO) $(ROM_SRCS)
-
- # List of files to be parsed using parserom.pl
- #
- ROM_SRCS_LIST := $(BIN)/.rom.list
- ifeq ($(wildcard $(ROM_SRCS_LIST)),)
- ROM_SRCS_OLD := <invalid>
- else
- ROM_SRCS_OLD := $(shell cat $(ROM_SRCS_LIST))
- endif
- ifneq ($(ROM_SRCS_OLD),$(ROM_SRCS))
- $(shell $(ECHO) "$(ROM_SRCS)" > $(ROM_SRCS_LIST))
- endif
-
- $(ROM_SRCS_LIST) : $(MAKEDEPS)
-
- VERYCLEANUP += $(ROM_SRCS_LIST)
-
- # ROM definition file
- #
- ROMDEFS = $(BIN)/.rom.defs
- $(ROMDEFS) : $(ROM_SRCS) $(ROM_SRCS_LIST) $(PARSEROM) $(MAKEDEPS)
- $(QM)$(ECHO) " [PARSEROM]"
- $(Q)$(PERL) $(PARSEROM) $(ROM_SRCS) > $@
-
- VERYCLEANUP += $(ROMDEFS)
-
- # Evaluate ROM definition file
- ifdef NEED_DEPS
- ifneq ($(ROM_SRCS),)
- -include $(ROMDEFS)
- endif
- endif
-
- # Device ID tables (using IDs from ROM definition file)
- #
- define obj_pci_id_asm
- .section ".pci_devlist.$(1)", "a", $(ASM_TCHAR)progbits
- .globl pci_devlist_$(1)
- pci_devlist_$(1):
- .short ( 0x$(1) & 0xffff )
-
- endef
- define obj_isa_id_asm
- endef
- OBJ_IDS_ASM = $(foreach ROM,$(ROMS_$(OBJECT)),$(call obj_$(ROM_TYPE_$(ROM))_id_asm,$(ROM)))
- OBJ_IDS_ASM_NL = $(subst $(NEWLINE),\n,$(OBJ_IDS_ASM))
- $(BIN)/%.ids :
- @$(ECHO_E) '$(OBJ_IDS_ASM_NL)'
-
- BOBJS += $(patsubst %,$(BIN)/%.ids.o,$(DRIVERS))
-
- # The following variables are created by the autogenerated rules
- #
- bobjs :
- @$(ECHO) $(BOBJS)
- drivers_% :
- @$(ECHO) $(DRIVERS_$*)
- drivers :
- @$(ECHO) $(DRIVERS)
- .PHONY : drivers
- roms :
- @$(ECHO) $(ROMS)
-
- # Generate error usage information
- #
- $(BIN)/%.einfo : $(BIN)/%.o
- $(QM)$(ECHO) " [EINFO] $@"
- $(Q)$(OBJCOPY) -O binary -j .einfo --set-section-flags .einfo=alloc \
- $< $@
-
- EINFOS := $(patsubst $(BIN)/%.o,$(BIN)/%.einfo,$(BOBJS))
- $(BIN)/errors : $(EINFOS) $(EINFO)
- $(QM)$(ECHO) " [EINFO] $@"
- $(Q)$(EINFO) $(EINFOS) | sort > $@
- CLEANUP += $(BIN)/errors # Doesn't match the $(BIN)/*.* pattern
-
- # Generate the NIC file from the parsed source files. The NIC file is
- # only for rom-o-matic.
- #
- $(BIN)/NIC : $(AUTO_DEPS)
- @$(ECHO) '# This is an automatically generated file, do not edit' > $@
- @$(ECHO) '# It does not affect anything in the build, ' \
- 'it is only for rom-o-matic' >> $@
- @$(ECHO) >> $@
- @perl -ne 'chomp; print "$$1\n" if /\# NIC\t(.*)$$/' $^ >> $@
- CLEANUP += $(BIN)/NIC # Doesn't match the $(BIN)/*.* pattern
-
- # Select drivers to be included in the all-drivers build
- #
- DRIVERS_ipxe = $(DRIVERS_net) $(DRIVERS_infiniband) \
- $(DRIVERS_xen) $(DRIVERS_hyperv)
-
- # Analyse a target name (e.g. "bin/dfe538--prism2_pci.rom.tmp") and
- # derive the variables:
- #
- # TGT_ELEMENTS : the elements of the target (e.g. "dfe538 prism2_pci")
- # TGT_PREFIX : the prefix type (e.g. "pcirom")
- # TGT_DRIVERS : the driver for each element (e.g. "rtl8139 prism2_pci")
- # TGT_ROM_NAME : the ROM name (e.g. "dfe538")
- #
- TGT_ELEMENTS = $(subst --, ,$(firstword $(subst ., ,$(notdir $@))))
- TGT_ROM_NAME = $(firstword $(TGT_ELEMENTS))
- TGT_DRIVERS = $(strip $(foreach TGT_ELEMENT,$(TGT_ELEMENTS), \
- $(if $(DRIVERS_$(TGT_ELEMENT)), \
- $(DRIVERS_$(TGT_ELEMENT)), \
- $(firstword $(DRIVER_$(TGT_ELEMENT)) \
- $(TGT_ELEMENT)))))
- TGT_PREFIX_NAME = $(word 2,$(subst ., ,$(notdir $@)))
- TGT_PREFIX = $(strip $(if $(filter rom,$(TGT_PREFIX_NAME)), \
- $(ROM_TYPE_$(TGT_ROM_NAME))rom, \
- $(TGT_PREFIX_NAME)))
-
- # Look up ROM IDs for the current target
- # (e.g. "bin/dfe538--prism2_pci.rom.tmp") and derive the variables:
- #
- # TGT_PCI_VENDOR : the PCI vendor ID (e.g. "0x1186")
- # TGT_PCI_DEVICE : the PCI device ID (e.g. "0x1300")
- #
- TGT_PCI_VENDOR = $(PCI_VENDOR_$(TGT_ROM_NAME))
- TGT_PCI_DEVICE = $(PCI_DEVICE_$(TGT_ROM_NAME))
-
- # Calculate link-time options for the current target
- # (e.g. "bin/dfe538--prism2_pci.rom.tmp") and derive the variables:
- #
- # TGT_LD_DRIVERS : symbols to require in order to drag in the relevant drivers
- # (e.g. "obj_rtl8139 obj_prism2_pci")
- # TGT_LD_IDS : symbols to define in order to fill in ID structures in the
- # ROM header (e.g."pci_vendor_id=0x1186 pci_device_id=0x1300")
- #
- TGT_LD_DRIVERS = $(subst -,_,$(patsubst %,obj_%,$(TGT_DRIVERS)))
- TGT_LD_IDS = pci_vendor_id=$(firstword $(TGT_PCI_VENDOR) 0) \
- pci_device_id=$(firstword $(TGT_PCI_DEVICE) 0)
- TGT_LD_DEVLIST = $(foreach ELEM,$(TGT_ELEMENTS),$(if $(PCI_VENDOR_$(ELEM)),\
- pci_devlist_$(patsubst 0x%,%,$(PCI_VENDOR_$(ELEM)))$(patsubst 0x%,%,$(PCI_DEVICE_$(ELEM)))))
- TGT_LD_ENTRY = _$(TGT_PREFIX)_start
-
- # Calculate linker flags based on link-time options for the current
- # target type (e.g. "bin/dfe538--prism2_pci.rom.tmp") and derive the
- # variables:
- #
- # TGT_LD_FLAGS : target-specific flags to pass to linker (e.g.
- # "-u obj_zpciprefix -u obj_rtl8139 -u obj_prism2_pci
- # --defsym pci_vendor=0x1186 --defsym pci_device=0x1300")
- #
- TGT_LD_FLAGS = $(foreach SYM,$(TGT_LD_ENTRY) $(TGT_LD_DRIVERS) \
- $(TGT_LD_DEVLIST) obj_config obj_config_$(PLATFORM),\
- -u $(SYM) --defsym check_$(SYM)=$(SYM) ) \
- $(patsubst %,--defsym %,$(TGT_LD_IDS)) \
- -e $(TGT_LD_ENTRY)
-
- # Calculate list of debugging versions of objects to be included in
- # the target.
- #
- DEBUG_LIST = $(subst $(COMMA), ,$(DEBUG))
- DEBUG_MAX = $(firstword $(word 2,$(subst :, ,$(1))) 1)
- DEBUG_DFLT = $(if $(word 3,$(subst :, ,$(1))),.$(word 3,$(subst :, ,$(1))))
- DEBUG_LEVEL = $(call DEBUG_MAX,$(1))$(call DEBUG_DFLT,$(1))
- DEBUG_BASE = $(firstword $(subst :, ,$(1))).dbg$(call DEBUG_LEVEL,$(1))
- DEBUG_OBJ = $(BIN)/$(call DEBUG_BASE,$(1)).o
- DEBUG_ORIG_OBJ = $(BIN)/$(firstword $(subst :, ,$(1))).o
- DEBUG_OBJS = $(foreach D,$(DEBUG_LIST),$(call DEBUG_OBJ,$(D)))
- DEBUG_ORIG_OBJS = $(foreach D,$(DEBUG_LIST),$(call DEBUG_ORIG_OBJ,$(D)))
- BLIB_OBJS = $(DEBUG_OBJS) $(filter-out $(DEBUG_ORIG_OBJS),$(BOBJS))
-
- # Print out all derived information for a given target.
- #
- $(BIN)/%.info :
- @$(ECHO) 'Elements : $(TGT_ELEMENTS)'
- @$(ECHO) 'Prefix : $(TGT_PREFIX)'
- @$(ECHO) 'Drivers : $(TGT_DRIVERS)'
- @$(ECHO) 'ROM name : $(TGT_ROM_NAME)'
- @$(ECHO)
- @$(ECHO) 'PCI vendor : $(TGT_PCI_VENDOR)'
- @$(ECHO) 'PCI device : $(TGT_PCI_DEVICE)'
- @$(ECHO)
- @$(ECHO) 'LD driver symbols : $(TGT_LD_DRIVERS)'
- @$(ECHO) 'LD ID symbols : $(TGT_LD_IDS)'
- @$(ECHO) 'LD devlist symbols : $(TGT_LD_DEVLIST)'
- @$(ECHO) 'LD entry point : $(TGT_LD_ENTRY)'
- @$(ECHO)
- @$(ECHO) 'LD target flags : $(TGT_LD_FLAGS)'
- @$(ECHO)
- @$(ECHO) 'Debugging objects : $(DEBUG_OBJS)'
- @$(ECHO) 'Replaced objects : $(DEBUG_ORIG_OBJS)'
-
- # List of objects included in the last build of blib. This is needed
- # in order to correctly rebuild blib whenever the list of objects
- # changes.
- #
- BLIB_LIST := $(BIN)/.blib.list
- ifeq ($(wildcard $(BLIB_LIST)),)
- BLIB_OBJS_OLD := <invalid>
- else
- BLIB_OBJS_OLD := $(shell cat $(BLIB_LIST))
- endif
- ifneq ($(BLIB_OBJS_OLD),$(BLIB_OBJS))
- $(shell $(ECHO) "$(BLIB_OBJS)" > $(BLIB_LIST))
- endif
-
- $(BLIB_LIST) : $(MAKEDEPS)
-
- VERYCLEANUP += $(BLIB_LIST)
-
- # Library of all objects
- #
- BLIB = $(BIN)/blib.a
- $(BLIB) : $(BLIB_OBJS) $(BLIB_LIST) $(MAKEDEPS)
- $(Q)$(RM) $(BLIB)
- $(QM)$(ECHO) " [AR] $@"
- $(Q)$(AR) r $@ $(sort $(BLIB_OBJS))
- $(Q)$(RANLIB) $@
- blib : $(BLIB)
-
- # Command to generate build ID. Must be unique for each $(BIN)/%.tmp,
- # even within the same build run.
- #
- BUILD_ID_CMD := perl -e 'printf "0x%08x", int ( rand ( 0xffffffff ) );'
-
- # Build timestamp
- #
- BUILD_TIMESTAMP := $(shell date +%s)
-
- # Build version
- #
- GIT_INDEX := $(if $(GITVERSION),$(if $(wildcard ../.git/index),../.git/index))
- $(BIN)/version.%.o : core/version.c $(MAKEDEPS) $(GIT_INDEX)
- $(QM)$(ECHO) " [VERSION] $@"
- $(Q)$(COMPILE_c) -DBUILD_NAME="\"$*\"" \
- -DVERSION_MAJOR=$(VERSION_MAJOR) \
- -DVERSION_MINOR=$(VERSION_MINOR) \
- -DVERSION_PATCH=$(VERSION_PATCH) \
- -DVERSION="\"$(VERSION)\"" \
- -c $< -o $@
-
- # Build an intermediate object file from the objects required for the
- # specified target.
- #
- $(BIN)/%.tmp : $(BIN)/version.%.o $(BLIB) $(MAKEDEPS) $(LDSCRIPT)
- $(QM)$(ECHO) " [LD] $@"
- $(Q)$(LD) $(LDFLAGS) -T $(LDSCRIPT) $(TGT_LD_FLAGS) $< $(BLIB) -o $@ \
- --defsym _build_id=`$(BUILD_ID_CMD)` \
- --defsym _build_timestamp=$(BUILD_TIMESTAMP) \
- -Map $(BIN)/$*.tmp.map
- $(Q)$(OBJDUMP) -ht $@ | $(PERL) $(SORTOBJDUMP) >> $(BIN)/$*.tmp.map
-
- # Keep intermediate object file (useful for debugging)
- .PRECIOUS : $(BIN)/%.tmp
-
- # Show a linker map for the specified target
- #
- $(BIN)/%.map : $(BIN)/%.tmp
- @less $(BIN)/$*.tmp.map
-
- # Get objects list for the specified target
- #
- define objs_list
- $(sort $(foreach OBJ_SYMBOL,\
- $(filter obj_%,$(shell $(NM) $(1) | cut -d" " -f3)),\
- $(patsubst obj_%,%,$(OBJ_SYMBOL))))
- endef
- $(BIN)/%.objs : $(BIN)/%.tmp
- $(Q)$(ECHO) $(call objs_list,$<)
- $(BIN)/%.sizes : $(BIN)/%.tmp
- $(Q)$(SIZE) -t $(foreach OBJ,$(call objs_list,$<),$(wildcard $(BIN)/$(subst _,?,$(OBJ)).o)) | \
- sort -g
-
- # Get dependency list for the specified target
- #
- define deps_list
- $(sort $(foreach OBJ,$(call objs_list,$(1)),$($(OBJ)_DEPS)))
- endef
- $(BIN)/%.deps : $(BIN)/%.tmp
- $(Q)$(ECHO) $(call deps_list,$<)
-
- # Get unneeded source files for the specified target
- #
- define nodeps_list
- $(sort $(filter-out $(call deps_list,$(1)),\
- $(foreach BOBJ,$(BOBJS),\
- $($(basename $(notdir $(BOBJ)))_DEPS))))
- endef
- $(BIN)/%.nodeps : $(BIN)/%.tmp
- $(Q)$(ECHO) $(call nodeps_list,$<)
-
- # Get licensing verdict for the specified target
- #
- define licensable_deps_list
- $(filter-out config/local/%.h,\
- $(filter-out $(BIN)/.%.list,\
- $(call deps_list,$(1))))
- endef
- define unlicensed_deps_list
- $(shell grep -L FILE_LICENCE $(call licensable_deps_list,$(1)))
- endef
- define licence_list
- $(sort $(foreach LICENCE,\
- $(filter __licence__%,$(shell $(NM) $(1) | cut -d" " -f3)),\
- $(word 2,$(subst __, ,$(LICENCE)))))
- endef
- $(BIN)/%.licence_list : $(BIN)/%.tmp
- $(Q)$(ECHO) $(call licence_list,$<)
- $(BIN)/%.licence : $(BIN)/%.tmp
- $(QM)$(ECHO) " [LICENCE] $@"
- $(Q)$(if $(strip $(call unlicensed_deps_list,$<)),\
- echo -n "Unable to determine licence because the following " ;\
- echo "files are missing a licence declaration:" ;\
- echo $(call unlicensed_deps_list,$<);\
- exit 1,\
- $(PERL) $(LICENCE) $(call licence_list,$<))
-
- # Extract compression information from intermediate object file
- #
- $(BIN)/%.zinfo : $(BIN)/%.tmp
- $(QM)$(ECHO) " [ZINFO] $@"
- $(Q)$(OBJCOPY) -O binary -j .zinfo $< $@
-
- # Build raw binary file from intermediate object file
- #
- $(BIN)/%.bin : $(BIN)/%.tmp
- $(QM)$(ECHO) " [BIN] $@"
- $(Q)$(OBJCOPY) -O binary -R .zinfo $< $@
-
- # Compress raw binary file
- #
- $(BIN)/%.zbin : $(BIN)/%.bin $(BIN)/%.zinfo $(ZBIN)
- $(QM)$(ECHO) " [ZBIN] $@"
- $(Q)$(ZBIN) $(BIN)/$*.bin $(BIN)/$*.zinfo > $@
-
- # Rules for each media format. These are generated and placed in an
- # external Makefile fragment. We could do this via $(eval ...), but
- # that would require make >= 3.80.
- #
- # Note that there's an alternative way to generate most .rom images:
- # they can be copied from their 'master' ROM image using cp and
- # reprocessed with makerom to add the PCI IDs and ident string. The
- # relevant rule would look something like:
- #
- # $(BIN)/dfe538%rom : $(BIN)/rtl8139%rom
- # cat $< $@
- # $(FINALISE_rom)
- #
- # You can derive the ROM/driver relationships using the variables
- # DRIVER_<rom> and/or ROMS_<driver>.
- #
- # We don't currently do this, because (a) it would require generating
- # yet more Makefile fragments (since you need a rule for each ROM in
- # ROMS), and (b) the linker is so fast that it probably wouldn't make
- # much difference to the overall build time.
-
- # Add NON_AUTO_MEDIA to the media list, so that they show up in the
- # output of "make"
- #
- MEDIA += $(NON_AUTO_MEDIA)
-
- media :
- @$(ECHO) $(MEDIA)
-
- AUTO_MEDIA = $(filter-out $(NON_AUTO_MEDIA),$(MEDIA))
- automedia :
- @$(ECHO) $(AUTO_MEDIA)
-
- # media_template : create media rules
- #
- # $(1) is the media name (e.g. "rom")
- #
- define media_template
- $(if $(filter $(1),$(AUTO_MEDIA)),$(call auto_media_template,$(1)))
- LIST_$(1) := $$(if $$(LIST_NAME_$(1)),$$($$(LIST_NAME_$(1))),$$(DRIVERS))
- ALL_$(1) = $$(foreach ITEM,$$(LIST_$(1)),$$(BIN)/$$(ITEM).$(1))
- $$(BIN)/all$(1)s : $$(ALL_$(1))
- $$(BIN)/allall : $$(BIN)/all$(1)s
- all$(1)s : $$(BIN)/all$(1)s
- allall : $$(BIN)/allall
- endef
- #
- # $(1) is the media name (e.g. "rom")
- #
- define auto_media_template
- $$(BIN)/%.$(1) : $$(BIN)/%.$(1).zbin
- $$(QM)echo " [FINISH] $$@"
- $$(Q)$$(CP) $$< $$@
- $$(Q)$$(if $$(PAD_$(1)),$$(PAD_$(1)) $$@)
- $$(Q)$$(if $$(FINALISE_$(1)),$$(FINALISE_$(1)) $$@)
- endef
- #
- # $(1) is the media name (e.g. "rom")
- #
- define media_template_file
- @$(ECHO) " [MEDIARULES] $(1)"
- @$(MKDIR) -p $(BIN)/rules/$(dir $(1))
- @$(ECHO_E) '$(subst $(NEWLINE),\n,$(call media_template,$(1)))' \
- > $(BIN)/rules/$(1).media.r
- endef
-
- # Generate media rules files
- #
- $(BIN)/rules/%.media.r : $(MAKEDEPS)
- $(call media_template_file,$*)
-
- # Calculate list of media rules files
- #
- MEDIA_RULES = $(patsubst %,$(BIN)/rules/%.media.r,$(MEDIA))
- mediarules :
- @$(ECHO) $(MEDIA_RULES)
-
- # Evaluate media rules (or include media rules files)
- #
- ifdef NEED_DEPS
- ifneq ($(MEDIA_RULES),)
- ifneq ($(HAVE_EVAL),)
- $(foreach MEDIUM,$(MEDIA),$(eval $(call media_template,$(MEDIUM))))
- else
- -include $(MEDIA_RULES)
- endif
- endif
- endif
-
- # Alias for ipxe.%
- #
- $(BIN)/etherboot.% : $(BIN)/ipxe.%
- ln -sf $(notdir $<) $@
-
- endif # defined(BIN)
-
- ###############################################################################
- #
- # The compression utilities
- #
-
- ZBIN_LDFLAGS := -llzma
-
- $(ZBIN) : util/zbin.c $(MAKEDEPS)
- $(QM)$(ECHO) " [HOSTCC] $@"
- $(Q)$(HOST_CC) $(HOST_CFLAGS) $< $(ZBIN_LDFLAGS) -o $@
- CLEANUP += $(ZBIN)
-
- ###############################################################################
- #
- # The EFI image converter
- #
-
- $(ELF2EFI32) : util/elf2efi.c $(MAKEDEPS)
- $(QM)$(ECHO) " [HOSTCC] $@"
- $(Q)$(HOST_CC) $(HOST_CFLAGS) -idirafter include -DEFI_TARGET32 $< -o $@
- CLEANUP += $(ELF2EFI32)
-
- $(ELF2EFI64) : util/elf2efi.c $(MAKEDEPS)
- $(QM)$(ECHO) " [HOSTCC] $@"
- $(Q)$(HOST_CC) $(HOST_CFLAGS) -idirafter include -DEFI_TARGET64 $< -o $@
- CLEANUP += $(ELF2EFI64)
-
- $(EFIROM) : util/efirom.c $(MAKEDEPS)
- $(QM)$(ECHO) " [HOSTCC] $@"
- $(Q)$(HOST_CC) $(HOST_CFLAGS) -idirafter include -o $@ $<
- CLEANUP += $(EFIROM)
-
- $(EFIFATBIN) : util/efifatbin.c $(MAKEDEPS)
- $(QM)$(ECHO) " [HOSTCC] $@"
- $(Q)$(HOST_CC) $(HOST_CFLAGS) -idirafter include -o $@ $<
- CLEANUP += $(EFIFATBIN)
-
- ###############################################################################
- #
- # The ICC fixup utility
- #
- $(ICCFIX) : util/iccfix.c $(MAKEDEPS)
- $(QM)$(ECHO) " [HOSTCC] $@"
- $(Q)$(HOST_CC) $(HOST_CFLAGS) -idirafter include -o $@ $<
- CLEANUP += $(ICCFIX)
-
- ###############################################################################
- #
- # The error usage information utility
- #
- $(EINFO) : util/einfo.c $(MAKEDEPS)
- $(QM)$(ECHO) " [HOSTCC] $@"
- $(Q)$(HOST_CC) $(HOST_CFLAGS) -idirafter include -o $@ $<
- CLEANUP += $(EINFO)
-
- ###############################################################################
- #
- # Local configs
- #
- CONFIG_HEADERS := $(patsubst config/%,%,$(wildcard config/*.h))
- CONFIG_LOCAL_HEADERS := $(foreach HEADER,$(CONFIG_HEADERS),\
- config/local/$(HEADER))
-
- $(CONFIG_LOCAL_HEADERS) :
- $(Q)$(TOUCH) $@
-
- .PRECIOUS : $(CONFIG_LOCAL_HEADERS)
-
- ifneq ($(CONFIG),)
-
- CONFIG_LOCAL_NAMED_HEADERS := $(foreach HEADER,$(CONFIG_HEADERS),\
- config/local/$(CONFIG)/$(HEADER))
-
- $(CONFIG_LOCAL_NAMED_HEADERS) :
- $(Q)$(MKDIR) -p $(dir $@)
- $(Q)$(TOUCH) $@
-
- .PRECIOUS : $(CONFIG_LOCAL_NAMED_HEADERS)
-
- endif
-
- ###############################################################################
- #
- # Build the TAGS file(s) for emacs
- #
- TAGS :
- ctags -e -R -f $@ --exclude=bin
-
- CLEANUP += TAGS
-
- ###############################################################################
- #
- # Force rebuild for any given target
- #
- %.rebuild :
- rm -f $*
- $(Q)$(MAKE) $*
-
- ###############################################################################
- #
- # Symbol table checks
- #
-
- ifdef BIN
-
- SYMTAB = $(BIN)/symtab
- $(SYMTAB) : $(BLIB)
- $(OBJDUMP) -w -t $< > $@
-
- CLEANUP += $(BIN)/symtab
-
- symcheck : $(SYMTAB)
- $(PERL) $(SYMCHECK) $<
-
- endif # defined(BIN)
-
- ###############################################################################
- #
- # Build bochs symbol table
- #
-
- ifdef BIN
-
- $(BIN)/%.bxs : $(BIN)/%.tmp
- $(NM) $< | cut -d" " -f1,3 > $@
-
- endif # defined(BIN)
-
- ###############################################################################
- #
- # Documentation
- #
-
- ifdef BIN
-
- $(BIN)/doxygen.cfg : doxygen.cfg $(MAKEDEPS)
- $(Q)$(PERL) -pe 's{\@SRCDIRS\@}{$(SRCDIRS)}; ' \
- -e 's{\@INCDIRS\@}{$(filter-out .,$(INCDIRS))}; ' \
- -e 's{\@BIN\@}{$(BIN)}; ' \
- -e 's{\@ARCH\@}{$(ARCH)}; ' \
- $< > $@
-
- $(BIN)/doc : $(BIN)/doxygen.cfg
- $(Q)$(DOXYGEN) $<
-
- .PHONY : $(BIN)/doc
-
- doc : $(BIN)/doc
-
- doc-clean :
- $(Q)$(RM) -r $(BIN)/doc
-
- VERYCLEANUP += $(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
-
- endif # defined(BIN)
-
- ###############################################################################
- #
- # Keyboard maps
- #
-
- hci/keymap/keymap_%.c :
- $(Q)$(PERL) $(GENKEYMAP) $* > $@
-
- ###############################################################################
- #
- # Force deletion of incomplete targets
- #
-
- .DELETE_ON_ERROR :
-
- ###############################################################################
- #
- # Clean-up
- #
-
- ifeq ($(NUM_BINS),0)
- ALLBINS := bin{,-*}
- CLEANUP := $(patsubst $(BIN)/%,$(ALLBINS)/%,$(CLEANUP))
- VERYCLEANUP := $(patsubst $(BIN)/%,$(ALLBINS)/%,$(VERYCLEANUP))
- endif
-
- clean :
- $(RM) $(CLEANUP)
-
- veryclean : clean
- $(RM) -r $(VERYCLEANUP)
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