generated from gaoyang3513/SDK_RK3288
[Mod] First commit
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35
package/libbpf/Config.in
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35
package/libbpf/Config.in
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config BR2_PACKAGE_LIBBPF_ARCH_SUPPORTS
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bool
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# see src/bpf.c
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default y if BR2_arc
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default y if BR2_aarch64 || BR2_aarch64_be
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default y if BR2_i386 || BR2_x86_64
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default y if BR2_sparc || BR2_sparc64
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default y if BR2_s390x
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config BR2_PACKAGE_LIBBPF
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bool "libbpf"
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depends on BR2_PACKAGE_LIBBPF_ARCH_SUPPORTS
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depends on BR2_TOOLCHAIN_HAS_SYNC_4
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depends on BR2_USE_WCHAR # elfutils
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depends on !BR2_STATIC_LIBS # elfutils
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depends on BR2_TOOLCHAIN_HAS_THREADS # elfutils
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depends on BR2_TOOLCHAIN_HEADERS_AT_LEAST_4_13
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depends on BR2_TOOLCHAIN_USES_UCLIBC || BR2_TOOLCHAIN_USES_GLIBC # elfutils
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select BR2_PACKAGE_ELFUTILS
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select BR2_PACKAGE_ZLIB
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help
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libbpf library.
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A mirror of bpf-next linux tree bpf-next/tools/lib/bpf
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directory plus its supporting header files. The version
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of the package reflects the version of ABI.
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https://github.com/libbpf/libbpf
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comment "libbpf needs a uClibc or glibc toolchain w/ wchar, dynamic library, threads, headers >= 4.13"
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depends on BR2_PACKAGE_LIBBPF_ARCH_SUPPORTS
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depends on BR2_TOOLCHAIN_HAS_SYNC_4
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depends on !BR2_USE_WCHAR || BR2_STATIC_LIBS \
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|| !BR2_TOOLCHAIN_HAS_THREADS \
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|| !BR2_TOOLCHAIN_HEADERS_AT_LEAST_4_13 \
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|| !(BR2_TOOLCHAIN_USES_UCLIBC || BR2_TOOLCHAIN_USES_GLIBC)
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5
package/libbpf/libbpf.hash
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5
package/libbpf/libbpf.hash
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# Locally calculated
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sha256 f4480242651a93c101ece320030f6b2b9b437f622f807719c13cb32569a6d65a libbpf-0.8.0.tar.gz
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sha256 847f4addbd56e2d5be20c4ea0845e972672fc07b755fadaae5f7abd35d71e349 LICENSE
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sha256 e1638b9a0c68ca90fad3df1d6b4e430804d2fbdc15e58d02cffddfae38953bbf LICENSE.BSD-2-Clause
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sha256 0b9a4febcdee6de55872501d5c1a8f5d8b0d1650cd4d5351995ceb22e889f8ca LICENSE.LGPL-2.1
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65
package/libbpf/libbpf.mk
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65
package/libbpf/libbpf.mk
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################################################################################
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#
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# libbpf
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#
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################################################################################
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LIBBPF_VERSION = 0.8.0
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LIBBPF_SITE = $(call github,libbpf,libbpf,v$(LIBBPF_VERSION))
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LIBBPF_LICENSE = GPL-2.0, LGPL-2.1, BSD-2-Clause
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LIBBPF_LICENSE_FILES = LICENSE LICENSE.BSD-2-Clause LICENSE.LGPL-2.1
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LIBBPF_CPE_ID_VENDOR = libbpf_project
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LIBBPF_DEPENDENCIES = host-bison host-flex host-pkgconf elfutils zlib
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HOST_LIBBPF_DEPENDENCIES = host-bison host-flex host-pkgconf host-elfutils host-zlib
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LIBBPF_INSTALL_STAGING = YES
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define LIBBPF_BUILD_CMDS
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$(TARGET_MAKE_ENV) $(TARGET_CONFIGURE_OPTS) $(MAKE) \
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-C $(@D)/src
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endef
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# bpf/bpf.h installed by libbpf uses bpf_iter_link_info that was added since
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# kernel 5.9, so we need to update some uapi headers in STAGING_DIR if the
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# toolchain is build with linux-headers < 5.9.
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# Otherwise bpf/bpf.h is broken due to out of date linux/bpf.h installed by the
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# toolchain.
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# https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=a5cbe05a6673b85bed2a63ffcfea6a96c6410cff
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ifeq ($(BR2_TOOLCHAIN_HEADERS_AT_LEAST_5_9),)
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LIBBPF_UPDATE_UAPI_HEADERS = install_uapi_headers
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endif
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define LIBBPF_INSTALL_STAGING_CMDS
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$(TARGET_MAKE_ENV) $(TARGET_CONFIGURE_OPTS) $(MAKE) \
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-C $(@D)/src install $(LIBBPF_UPDATE_UAPI_HEADERS) \
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DESTDIR=$(STAGING_DIR)
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endef
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define LIBBPF_INSTALL_TARGET_CMDS
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$(TARGET_MAKE_ENV) $(TARGET_CONFIGURE_OPTS) $(MAKE) \
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-C $(@D)/src install DESTDIR=$(TARGET_DIR)
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endef
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# We need to install_uapi_headers so we have btf.h to compile
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# host-pahole.
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# Nonetheless, this target adds bpf.h which generates a conflict when
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# building the kernel:
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# In file included from libbpf_internal.h:17:0, from strset.c:9:
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# relo_core.h:10:6: error: nested redefinition of 'enum bpf_core_relo_kind'
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# enum bpf_core_relo_kind {
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# ^~~~~~~~~~~~~~~~~~
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# relo_core.h:10:6: error: redeclaration of 'enum bpf_core_relo_kind'
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# In file included from libbpf_legacy.h:13:0,
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# from libbpf_internal.h:16,
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# from strset.c:9:
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# /home/francis/buildroot/output/host/include/linux/bpf.h:6497:6: note: originally defined here
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# enum bpf_core_relo_kind {
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# So, better to remove remove it now since we do not need it to build
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# host-pahole, the only user of host-libbpf.
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define HOST_LIBBPF_INSTALL_CMDS
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$(HOST_MAKE_ENV) $(HOST_CONFIGURE_OPTS) $(MAKE) \
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-C $(@D)/src install install_uapi_headers DESTDIR=$(HOST_DIR)
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rm $(HOST_DIR)/include/linux/bpf.h
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endef
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$(eval $(generic-package))
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$(eval $(host-generic-package))
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