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SPDK_ROOT_DIR := $(abspath $(CURDIR)/..)
include $(SPDK_ROOT_DIR)/mk/spdk.common.mk

.PHONY: all clean install

IPSEC_OPTS=SHARED=n
INTEL_IPSEC_MB_LIB=
CRYPTO_ENABLED=n

ifeq ($(CONFIG_CRYPTO),y)
ifeq ($(TARGET_MACHINE),x86_64)
ifneq ($(wildcard $(SPDK_ROOT_DIR)/intel-ipsec-mb/README),)
INTEL_IPSEC_MB_LIB=$(SPDK_ROOT_DIR)/intel-ipsec-mb/libIPSec_MB.a
IPSEC_MB_CFLAGS = -fPIC
CRYPTO_ENABLED = y
DPDK_OPTS += CONFIG_RTE_LIBRTE_PMD_AESNI_MB=y
DPDK_OPTS += CONFIG_RTE_LIBRTE_CRYPTODEV=y
DPDK_OPTS += CONFIG_RTE_LIBRTE_REORDER=y
DPDK_OPTS += CONFIG_RTE_LIBRTE_PMD_QAT=y
DPDK_OPTS += CONFIG_RTE_LIBRTE_PMD_QAT_SYM=y
ifeq ($(CONFIG_IGB_UIO_DRIVER),y)
DPDK_OPTS += CONFIG_RTE_EAL_IGB_UIO=y
else
DPDK_OPTS += CONFIG_RTE_EAL_IGB_UIO=n
endif
endif
endif
endif

ifeq ($(CRYPTO_ENABLED),n)
DPDK_OPTS += CONFIG_RTE_EAL_IGB_UIO=n
DPDK_OPTS += CONFIG_RTE_LIBRTE_PMD_AESNI_MB=n
DPDK_OPTS += CONFIG_RTE_LIBRTE_CRYPTODEV=n
DPDK_OPTS += CONFIG_RTE_LIBRTE_REORDER=n
DPDK_OPTS += CONFIG_RTE_LIBRTE_PMD_QAT=n
DPDK_OPTS += CONFIG_RTE_LIBRTE_PMD_QAT_SYM=n
endif

ifeq ($(TARGET_MACHINE),aarch64)
DPDK_CONFIG := arm64-armv8a
else
DPDK_CONFIG := $(TARGET_MACHINE)-native
endif

ifeq ($(OS),Linux)
DPDK_CONFIG := $(DPDK_CONFIG)-linuxapp
NPROC := $(shell nproc)
else
ifeq ($(OS),FreeBSD)
DPDK_CONFIG := $(DPDK_CONFIG)-bsdapp
NPROC := $(shell sysctl hw.ncpu | awk '{print $$NF}')
endif
endif

ifeq ($(CC_TYPE),clang)
DPDK_CONFIG := $(DPDK_CONFIG)-clang
IPSEC_CC := clang
else
DPDK_CONFIG := $(DPDK_CONFIG)-gcc
IPSEC_CC := gcc
endif

DPDK_CFLAGS = -fPIC

ifeq ($(CONFIG_DEBUG),y)
DPDK_CFLAGS += -O0 -g
IPSEC_OPTS += DEBUG=y
endif

ifeq ($(CONFIG_WERROR),y)
DPDK_CFLAGS += -Werror
else
DPDK_CFLAGS += -Wno-error
endif

ifdef EXTRA_DPDK_CFLAGS
$(warning EXTRA_DPDK_CFLAGS defined, possibly to work around an unsupported compiler version)
$(shell sleep 1)
endif

# Allow users to specify EXTRA_DPDK_CFLAGS if they want to build DPDK using unsupported compiler versions
DPDK_CFLAGS += $(EXTRA_DPDK_CFLAGS)

$(SPDK_ROOT_DIR)/dpdk/build: $(INTEL_IPSEC_MB_LIB)
	$(Q)$(MAKE) -C $(SPDK_ROOT_DIR)/dpdk config T=$(DPDK_CONFIG) $(DPDK_OPTS)

all: $(SPDK_ROOT_DIR)/dpdk/build $(INTEL_IPSEC_MB_LIB)
	$(Q)$(MAKE) -C $(SPDK_ROOT_DIR)/dpdk/build EXTRA_CFLAGS="$(DPDK_CFLAGS)" MAKEFLAGS="T=$(DPDK_CONFIG) -j$(NPROC)" $(DPDK_OPTS)

ifeq ($(CONFIG_CRYPTO),y)
$(SPDK_ROOT_DIR)/intel-ipsec-mb/libIPSec_MB.a:
	$(Q)$(MAKE) -C $(SPDK_ROOT_DIR)/intel-ipsec-mb EXTRA_CFLAGS="$(IPSEC_MB_CFLAGS)" $(IPSEC_OPTS) MAKEFLAGS="j$(NPROC)" CC=$(IPSEC_CC)
endif

clean:
	$(Q)rm -rf $(SPDK_ROOT_DIR)/dpdk/build; \
	rm -rf $(SPDK_ROOT_DIR)/intel-ipsec-mb/obj/*; \
	rm -rf $(SPDK_ROOT_DIR)/intel-ipsec-mb/libIPSec_MB.a

install: all