package/kernel/mfp/Makefile

#
# Copyright (C) 2007 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
#

include $(TOPDIR)/rules.mk
include $(INCLUDE_DIR)/kernel.mk

USE_SOURCE_DIR:=$(MRVLDIR)/fastpath

PKG_NAME:=mfp
PKG_VERSION:=2.1

PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_NAME)
PREBUILT_DIR:=$(CURDIR)/files

PKG_MAINTAINER:=Tomer Eliyahu <tomere@marvell.com>

include $(INCLUDE_DIR)/package.mk

define KernelPackage/mfp
  SUBMENU:=Marvell Fastpath
  TITLE:=Marvell Fastpath
  KCONFIG:= \
	CONFIG_NF_CONNTRACK_FASTPATH=y \
	CONFIG_NETIF_RX_FASTPATH_HOOK=y
  DEPENDS:=@TARGET_mmp +kmod-nf-conntrack-netlink +kmod-ip6tables
  FILES:=$(PKG_BUILD_DIR)/mfp.ko
  VERSION:=$(LINUX_VERSION)+$(PKG_NAME)-$(PKG_VERSION)
endef

define KernelPackage/mfp/description
  Kernel support for Marvell fastpath
endef

define KernelPackage/mfp/config
	source "$(SOURCE)/Config.in"
endef

EXTRA_CFLAGS:= \
	-Inet/bridge \
	$(if $(wildcard $(MRVLDIR)/fastpath/PBMARK),-DFP_DRV_VERSION=$(cat version.txt),-DFP_DRV_VERSION=$(shell cd $(USE_SOURCE_DIR) && git log -1 --format="%H")) \
	-DFP_FORWARD_RX_HOOK_DEFAULT=$(CONFIG_FASTPATH_FORWARD_RX_HOOK) \
	-DFP_FORWARD_TX_HOOK_DEFAULT=$(CONFIG_FASTPATH_FORWARD_TX_HOOK) \
	$(if $(CONFIG_FASTPATH_DEBUG),-DFASTPATH_DEBUG) \
	$(if $(CONFIG_TARGET_mmp),-DSKB_P_SUPPORT) \
	$(if $(CONFIG_FASTPATH_WARN_AS_ERR),-DFASTPATH_WARN_AS_ERR) \
	$(if $(CONFIG_FASTPATH_LEARNER_WQ),-DFP_LEARNER_WQ_DEFAULT=true,-DFP_LEARNER_WQ_DEFAULT=false)

ifeq "$(CONFIG_TARGET_mmp_pxa1826)" "y"
EXTRA_CFLAGS += -DFP_USE_SRAM_POOL_OPT
endif

ifeq "$(CONFIG_TARGET_mmp_asr1802s)" "y"
EXTRA_CFLAGS += -DFP_USE_SRAM_POOL_OPT
endif

ifeq "$(CONFIG_TARGET_mmp_asr1803)" "y"
EXTRA_CFLAGS += -DFP_USE_SRAM_POOL_OPT
endif

MAKE_CMD:=$(MAKE) $(PKG_JOBS) -C "$(LINUX_DIR)" \
			ARCH="$(LINUX_KARCH)" \
			CROSS_COMPILE="$(TARGET_CROSS)" \
			M="$(PKG_BUILD_DIR)" \
			cmd_ar='rm -f $$$$@; $(TARGET_CROSS)ar cDrs $$$$@ $$$$(real-prereqs)' \
			EXTRA_CFLAGS="$(EXTRA_CFLAGS)"


CLEAN_CMD:=rm -rf $(PKG_BUILD_DIR)/{*.o,*.mod.*,modules.order,Module.symvers,ipkg-*,*.ko,*.a,ipkg-*} \
			rm -rf $(MRVLDIR)/fastpath/{*.o,*.mod.*,modules.order,Module.symvers,ipkg-*,*.ko,*.a,ipkg-*}

define Build/Prepare/Prebuilt
	@rm -rf $(PKG_BUILD_DIR)
	$(if $(wildcard $(PREBUILT_DIR)/*),,@echo "ERROR: PREBUILT_DIR=$(PREBUILT_DIR) path not found"; false)
	@mkdir -p $(MRVLDIR)/fastpath
	$(CP) $(PREBUILT_DIR)/* $(MRVLDIR)/fastpath/
	@ln -snf $(MRVLDIR)/fastpath/ $(PKG_BUILD_DIR)
	touch $(MRVLDIR)/fastpath/PBMARK
endef

$(STAMP_PREPARED): FORCE

define Build/Prepare
	$(if $(and $(wildcard $(USE_SOURCE_DIR)/.git),$(filter 39d0a3097cff8c63d3190bfef5034f8b699c8d9c,$(shell cd $(USE_SOURCE_DIR) && git rev-list --max-parents=0 HEAD))), $(call Build/Prepare/Default,),$(call Build/Prepare/Prebuilt,))
endef

define Build/Compile
	$(MAKE_CMD) modules
	[ -e $(MRVLDIR)/fastpath/PBMARK ] || echo $(shell cd $(USE_SOURCE_DIR) && git log -1 --format="%H") > $(MRVLDIR)/fastpath/version.txt
	mkdir -p $(BIN_DIR)/symbol/modules
	cp -rf $(PKG_BUILD_DIR)/mfp.o $(BIN_DIR)/symbol/modules/
	if [ -e $(MRVLDIR)/fastpath/lib.a ]; then \
		$(TARGET_CROSS)strip -g $(MRVLDIR)/fastpath/lib.a; \
		$(TARGET_CROSS)strip -g $(MRVLDIR)/fastpath/*.ko; \
		mv $(MRVLDIR)/fastpath/lib.a $(MRVLDIR)/fastpath/mfp.a; \
	fi
endef

define Build/Clean
	$(if $(wildcard $(USE_SOURCE_DIR)), $(CLEAN_CMD),)
endef

$(eval $(call KernelPackage,mfp))