initial buildroot for linux 5.15

package/fmc/Config.in

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+comment "fmc needs a toolchain w/ C++"
+	depends on BR2_powerpc_e500mc || BR2_powerpc_e6500
+	depends on !BR2_INSTALL_LIBSTDCPP
+
+comment "fmc needs a Linux kernel to be built"
+	depends on BR2_powerpc_e500mc || BR2_powerpc_e6500
+	depends on !BR2_LINUX_KERNEL
+
+config BR2_PACKAGE_FMC
+	bool "fmc"
+	depends on BR2_powerpc_e500mc || BR2_powerpc_e6500
+	depends on BR2_INSTALL_LIBSTDCPP
+	depends on BR2_LINUX_KERNEL # fmlib
+	select BR2_PACKAGE_TCLAP
+	select BR2_PACKAGE_LIBXML2
+	select BR2_PACKAGE_FMLIB
+	help
+	  The Frame Manager Configuration tool is Freescale PowerPC
+	  platform software package whose primary purpose is converting
+	  Parse-Classify-Police-Distribute (PCD) descriptions of network
+	  packets flow into hardware configuration. The tool provides an
+	  abstraction layer between the end customer's vision of the PCD
+	  task definition and real hardware implementation.
+
+	  http://cache.freescale.com/files/32bit/doc/app_note/AN4760.pdf

package/fmc/fmc.hash

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+# Locally calculated
+sha256  cb896ec1fac2fe9a3a9bb8be2221b79acf5f9b75841609a681db0d9e7bec02a0  fmc-fsl-sdk-v2.0-br1.tar.gz
+sha256  f92862ceb95db5492f50a59d7c799c9395b714db88db92d11891dc0233e2ac42  COPYING

package/fmc/fmc.mk

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+################################################################################
+#
+# fmc
+#
+################################################################################
+
+FMC_VERSION = fsl-sdk-v2.0
+FMC_SITE = https://source.codeaurora.org/external/qoriq/qoriq-yocto-sdk/fmc
+FMC_SITE_METHOD = git
+FMC_LICENSE = MIT
+FMC_LICENSE_FILES = COPYING
+FMC_DEPENDENCIES = libxml2 tclap fmlib
+
+FMC_MAKE_OPTS = \
+	CC="$(TARGET_CC)" \
+	CXX="$(TARGET_CXX)" \
+	FMD_USPACE_HEADER_PATH="$(STAGING_DIR)/usr/include/fmd" \
+	FMD_USPACE_LIB_PATH="$(STAGING_DIR)/usr/lib" \
+	LIBXML2_HEADER_PATH="$(STAGING_DIR)/usr/include/libxml2" \
+	TCLAP_HEADER_PATH="$(STAGING_DIR)/usr/include"
+
+ifeq ($(BR2_powerpc64),y)
+FMC_MAKE_OPTS += M64BIT=1
+endif
+
+# fmc's platform is the same as fmlib's.
+FMC_PLATFORM = $(call qstrip,$(BR2_PACKAGE_FMLIB_PLATFORM))
+
+define FMC_BUILD_CMDS
+	$(SED) "s:P4080:$(FMC_PLATFORM):g" $(@D)/source/Makefile
+	# The linking step has dependency issues so using MAKE1
+	$(TARGET_MAKE_ENV) $(MAKE1) $(FMC_MAKE_OPTS) -C $(@D)/source
+endef
+
+define FMC_INSTALL_TARGET_CMDS
+	$(INSTALL) -D -m 0755 $(@D)/source/fmc $(TARGET_DIR)/usr/sbin/fmc
+	cp -dpfr $(@D)/etc/fmc $(TARGET_DIR)/etc/
+endef
+
+$(eval $(generic-package))