initial buildroot for linux 5.15

package/trace-cmd/Config.in

@@ -0,0 +1,18 @@
+config BR2_PACKAGE_TRACE_CMD
+	bool "trace-cmd"
+	depends on BR2_TOOLCHAIN_HAS_THREADS
+	depends on BR2_USE_MMU # fork()
+	depends on !BR2_STATIC_LIBS # dlopen()
+	help
+	  Command line reader for ftrace.
+
+	  To use this profiling tool, you should enable ftrace in your
+	  kernel configuration. This command collect traces on your
+	  target.  You can analyse these traces on the target or on
+	  the host via the gui "kernel shark"
+
+	  http://git.kernel.org/cgit/linux/kernel/git/rostedt/trace-cmd.git
+
+comment "trace-cmd needs a toolchain w/ threads, dynamic library"
+	depends on BR2_USE_MMU
+	depends on !BR2_TOOLCHAIN_HAS_THREADS || BR2_STATIC_LIBS

package/trace-cmd/trace-cmd.hash

@@ -0,0 +1,6 @@
+# Locally computed
+sha256  026cce03b4ae61f19848646acecf151dd7dd62617859edcf73ae954eb65b2653  trace-cmd-trace-cmd-v2.9.5-br1.tar.gz
+sha256  b1d04b850c1c7471b0f0896f6c6f0fcfc9f07e2dd183a5f5826af269fe9e88fb  COPYING
+sha256  70f297763149e72306919c924e164f83041d5e512868d4c8c1826c171b3e49f9  COPYING.LIB
+sha256  f6b78c087c3ebdf0f3c13415070dd480a3f35d8fc76f3d02180a407c1c812f79  LICENSES/GPL-2.0
+sha256  0b9a4febcdee6de55872501d5c1a8f5d8b0d1650cd4d5351995ceb22e889f8ca  LICENSES/LGPL-2.1

package/trace-cmd/trace-cmd.mk

@@ -0,0 +1,59 @@
+################################################################################
+#
+# trace-cmd
+#
+################################################################################
+
+TRACE_CMD_VERSION = trace-cmd-v2.9.5
+TRACE_CMD_SITE = https://git.kernel.org/pub/scm/utils/trace-cmd/trace-cmd.git
+TRACE_CMD_SITE_METHOD = git
+TRACE_CMD_LICENSE = GPL-2.0, LGPL-2.1
+TRACE_CMD_LICENSE_FILES = COPYING COPYING.LIB LICENSES/GPL-2.0 LICENSES/LGPL-2.1
+
+TRACE_CMD_DEPENDENCIES = host-pkgconf
+TRACE_CMD_MAKE_OPTS = prefix=/usr etcdir=/etc
+
+ifeq ($(BR2_PACKAGE_AUDIT),y)
+TRACE_CMD_DEPENDENCIES += audit
+endif
+
+ifeq ($(BR2_PACKAGE_PYTHON),y)
+TRACE_CMD_DEPENDENCIES += python host-swig
+TRACE_CMD_MAKE_OPTS += PYTHON_VERS=python
+else ifeq ($(BR2_PACKAGE_PYTHON3),y)
+TRACE_CMD_DEPENDENCIES += python3 host-swig
+TRACE_CMD_MAKE_OPTS += PYTHON_VERS=python3
+else
+TRACE_CMD_MAKE_OPTS += NO_PYTHON=1
+endif
+
+# trace-cmd already defines _LARGEFILE64_SOURCE when necessary,
+# redefining it on the command line causes build problems.
+TRACE_CMD_CFLAGS = $(filter-out -D_LARGEFILE64_SOURCE,$(TARGET_CFLAGS))
+
+# Sparc64 needs -fPIC
+ifeq ($(BR2_sparc64),y)
+TRACE_CMD_CFLAGS += -fPIC
+endif
+
+# trace-cmd use CPPFLAGS to add some extra flags.
+# But like for CFLAGS, $(TARGET_CPPFLAGS) contains _LARGEFILE64_SOURCE
+# that causes build problems.
+TRACE_CMD_CPPFLAGS = $(filter-out -D_LARGEFILE64_SOURCE,$(TARGET_CPPFLAGS))
+
+define TRACE_CMD_BUILD_CMDS
+	$(TARGET_CONFIGURE_OPTS) \
+	CFLAGS="$(TRACE_CMD_CFLAGS)" \
+	CPPFLAGS="$(TRACE_CMD_CPPFLAGS)" \
+	$(MAKE) $(TRACE_CMD_MAKE_OPTS) -C $(@D)
+endef
+
+define TRACE_CMD_INSTALL_TARGET_CMDS
+	$(TARGET_CONFIGURE_OPTS) \
+	CFLAGS="$(TRACE_CMD_CFLAGS)" \
+	CPPFLAGS="$(TRACE_CMD_CPPFLAGS)" \
+	DESTDIR=$(TARGET_DIR) \
+	$(MAKE) $(TRACE_CMD_MAKE_OPTS) -C $(@D) install
+endef
+
+$(eval $(generic-package))