| ################################################################################ |
| # |
| # rtla |
| # |
| ################################################################################ |
| |
| LINUX_TOOLS += rtla |
| |
| RTLA_DEPENDENCIES = host-pkgconf libtracefs |
| RTLA_MAKE_OPTS = $(LINUX_MAKE_FLAGS) \ |
| CC=$(TARGET_CC) \ |
| EXTRA_CFLAGS="-D_GNU_SOURCE" \ |
| LDFLAGS="$(TARGET_LDFLAGS)" \ |
| PKG_CONFIG_PATH=$(STAGING_DIR)/usr/lib/pkgconfig |
| |
| ifeq ($(BR2_TOOLCHAIN_HAS_SSP),) |
| define RTLA_DISABLE_STACK_PROTECTOR |
| $(SED) 's/-fstack-protector.* //' $(LINUX_DIR)/tools/tracing/rtla/Makefile |
| endef |
| endif |
| |
| define RTLA_LINUX_CONFIG_FIXUPS |
| $(call KCONFIG_ENABLE_OPT,CONFIG_FTRACE) |
| $(call KCONFIG_ENABLE_OPT,CONFIG_TIMERLAT_TRACER) |
| $(call KCONFIG_ENABLE_OPT,CONFIG_HIST_TRIGGERS) |
| endef |
| |
| define RTLA_BUILD_CMDS |
| $(Q)if ! grep install $(LINUX_DIR)/tools/tracing/rtla/Makefile >/dev/null 2>&1 ; then \ |
| echo "Your kernel version is too old and does not implement the rtla tool." ; \ |
| echo "At least kernel 5.19 must be used." ; \ |
| exit 1 ; \ |
| fi |
| $(RTLA_DISABLE_STACK_PROTECTOR) |
| $(TARGET_MAKE_ENV) $(MAKE) $(RTLA_MAKE_OPTS) \ |
| -C $(LINUX_DIR)/tools/tracing rtla |
| endef |
| |
| # make rtla_install build and install by default documentation using rst2man |
| # but it's not available in Buildroot and we don't want manual files in target |
| # folder so let's simply install the resulting rtla binary and create symlinks |
| # like Linux does in its tools/tracing/rtla/Makefile |
| define RTLA_INSTALL_TARGET_CMDS |
| $(INSTALL) -m 0755 -D $(LINUX_DIR)/tools/tracing/rtla/rtla $(TARGET_DIR)/usr/bin |
| ln -sf rtla $(TARGET_DIR)/usr/bin/osnoise |
| ln -sf rtla $(TARGET_DIR)/usr/bin/timerlat |
| |
| # Check if hwnoise is provided or not |
| if grep -q hwnoise $(LINUX_DIR)/tools/tracing/rtla/Makefile; then \ |
| ln -sf rtla $(TARGET_DIR)/usr/bin/hwnoise ; \ |
| fi |
| endef |
