1139825Simp# SPDX-License-Identifier: GPL-2.0 21960Sdginclude ../scripts/Makefile.include 31960Sdg 41960Sdgprefix ?= /usr/local 51960Sdg 61960SdgLEX = flex 71960SdgYACC = bison 81960SdgMAKE = make 91960SdgINSTALL ?= install 101960Sdg 111960SdgCFLAGS += -Wall -O2 121960SdgCFLAGS += -D__EXPORTED_HEADERS__ -I$(srctree)/tools/include/uapi \ 131960Sdg -I$(srctree)/tools/include 141960Sdg 151960Sdg# This will work when bpf is built in tools env. where srctree 161960Sdg# isn't set and when invoked from selftests build, where srctree 171960Sdg# is set to ".". building_out_of_srctree is undefined for in srctree 181960Sdg# builds 191960Sdgifeq ($(srctree),) 201960Sdgupdate_srctree := 1 211960Sdgendif 221960Sdgifndef building_out_of_srctree 231960Sdgupdate_srctree := 1 241960Sdgendif 251960Sdgifeq ($(update_srctree),1) 261960Sdgsrctree := $(patsubst %/,%,$(dir $(CURDIR))) 271960Sdgsrctree := $(patsubst %/,%,$(dir $(srctree))) 281960Sdgendif 291960Sdg 301960Sdgifeq ($(V),1) 311960Sdg Q = 321960Sdgelse 3350477Speter Q = @ 341960Sdgendif 351960Sdg 362165SpaulFEATURE_USER = .bpf 3715493SbdeFEATURE_TESTS = libbfd disassembler-four-args disassembler-init-styled 382165SpaulFEATURE_DISPLAY = libbfd 3933057Sbde 4033057Sbdecheck_feat := 1 4133057SbdeNON_CHECK_FEAT_TARGETS := clean bpftool_clean runqslower_clean resolve_btfids_clean 4233057Sbdeifdef MAKECMDGOALS 4376235Sbpifeq ($(filter-out $(NON_CHECK_FEAT_TARGETS),$(MAKECMDGOALS)),) 4475631Salfred check_feat := 0 4576235Sbpendif 4675631Salfredendif 471960Sdg 481960Sdgifeq ($(check_feat),1) 491960Sdgifeq ($(FEATURES_DUMP),) 501960Sdginclude $(srctree)/tools/build/Makefile.feature 511960Sdgelse 521960Sdginclude $(FEATURES_DUMP) 5360938Sjakeendif 5422521Sdysonendif 551960Sdg 5622521Sdysonifeq ($(feature-disassembler-four-args), 1) 5722521SdysonCFLAGS += -DDISASM_FOUR_ARGS_SIGNATURE 5822521Sdysonendif 5922521Sdysonifeq ($(feature-disassembler-init-styled), 1) 6022521SdysonCFLAGS += -DDISASM_INIT_STYLED 6122521Sdysonendif 6222521Sdyson 6322521Sdyson$(OUTPUT)%.yacc.c: $(srctree)/tools/bpf/%.y 6422521Sdyson $(QUIET_BISON)$(YACC) -o $@ -d $< 6560938Sjake 661960Sdg$(OUTPUT)%.lex.c: $(srctree)/tools/bpf/%.l 671960Sdg $(QUIET_FLEX)$(LEX) -o $@ $< 681960Sdg 691960Sdg$(OUTPUT)%.o: $(srctree)/tools/bpf/%.c 701960Sdg $(QUIET_CC)$(CC) $(CFLAGS) -c -o $@ $< 7192719Salfred 721960Sdg$(OUTPUT)%.yacc.o: $(OUTPUT)%.yacc.c 731960Sdg $(QUIET_CC)$(CC) $(CFLAGS) -c -o $@ $< 7492719Salfred$(OUTPUT)%.lex.o: $(OUTPUT)%.lex.c 7592719Salfred $(QUIET_CC)$(CC) $(CFLAGS) -c -o $@ $< 761960Sdg 772165SpaulPROGS = $(OUTPUT)bpf_jit_disasm $(OUTPUT)bpf_dbg $(OUTPUT)bpf_asm 7815493Sbde 79all: $(PROGS) bpftool runqslower 80 81$(OUTPUT)bpf_jit_disasm: CFLAGS += -DPACKAGE='bpf_jit_disasm' 82$(OUTPUT)bpf_jit_disasm: $(OUTPUT)bpf_jit_disasm.o 83 $(QUIET_LINK)$(CC) $(CFLAGS) -o $@ $^ -lopcodes -lbfd -ldl 84 85$(OUTPUT)bpf_dbg: $(OUTPUT)bpf_dbg.o 86 $(QUIET_LINK)$(CC) $(CFLAGS) -o $@ $^ -lreadline 87 88$(OUTPUT)bpf_asm: $(OUTPUT)bpf_asm.o $(OUTPUT)bpf_exp.yacc.o $(OUTPUT)bpf_exp.lex.o 89 $(QUIET_LINK)$(CC) $(CFLAGS) -o $@ $^ 90 91$(OUTPUT)bpf_exp.lex.c: $(OUTPUT)bpf_exp.yacc.c 92$(OUTPUT)bpf_exp.yacc.o: $(OUTPUT)bpf_exp.yacc.c 93$(OUTPUT)bpf_exp.lex.o: $(OUTPUT)bpf_exp.lex.c 94 95clean: bpftool_clean runqslower_clean resolve_btfids_clean 96 $(call QUIET_CLEAN, bpf-progs) 97 $(Q)$(RM) -r -- $(OUTPUT)*.o $(OUTPUT)bpf_jit_disasm $(OUTPUT)bpf_dbg \ 98 $(OUTPUT)bpf_asm $(OUTPUT)bpf_exp.yacc.* $(OUTPUT)bpf_exp.lex.* 99 $(call QUIET_CLEAN, core-gen) 100 $(Q)$(RM) -- $(OUTPUT)FEATURE-DUMP.bpf 101 $(Q)$(RM) -r -- $(OUTPUT)feature 102 103install: $(PROGS) bpftool_install 104 $(call QUIET_INSTALL, bpf_jit_disasm) 105 $(Q)$(INSTALL) -m 0755 -d $(DESTDIR)$(prefix)/bin 106 $(Q)$(INSTALL) $(OUTPUT)bpf_jit_disasm $(DESTDIR)$(prefix)/bin/bpf_jit_disasm 107 $(call QUIET_INSTALL, bpf_dbg) 108 $(Q)$(INSTALL) $(OUTPUT)bpf_dbg $(DESTDIR)$(prefix)/bin/bpf_dbg 109 $(call QUIET_INSTALL, bpf_asm) 110 $(Q)$(INSTALL) $(OUTPUT)bpf_asm $(DESTDIR)$(prefix)/bin/bpf_asm 111 112bpftool: 113 $(call descend,bpftool) 114 115bpftool_install: 116 $(call descend,bpftool,install) 117 118bpftool_clean: 119 $(call descend,bpftool,clean) 120 121runqslower: 122 $(call descend,runqslower) 123 124runqslower_clean: 125 $(call descend,runqslower,clean) 126 127resolve_btfids: 128 $(call descend,resolve_btfids) 129 130resolve_btfids_clean: 131 $(call descend,resolve_btfids,clean) 132 133.PHONY: all install clean bpftool bpftool_install bpftool_clean \ 134 runqslower runqslower_clean \ 135 resolve_btfids resolve_btfids_clean 136