3 files changed, 114 insertions, 0 deletions
diff --git a/src/spdk/dpdk/examples/helloworld/Makefile b/src/spdk/dpdk/examples/helloworld/Makefile
new file mode 100644
index 00000000..d66b526b
--- /dev/null
+++ b/src/spdk/dpdk/examples/helloworld/Makefile
@@ -0,0 +1,56 @@
+# SPDX-License-Identifier: BSD-3-Clause
+# Copyright(c) 2010-2014 Intel Corporation
+
+# binary name
+APP = helloworld
+
+# all source are stored in SRCS-y
+SRCS-y := main.c
+
+# Build using pkg-config variables if possible
+$(shell pkg-config --exists libdpdk)
+ifeq ($(.SHELLSTATUS),0)
+
+all: shared
+.PHONY: shared static
+shared: build/$(APP)-shared
+	ln -sf $(APP)-shared build/$(APP)
+static: build/$(APP)-static
+	ln -sf $(APP)-static build/$(APP)
+
+PC_FILE := $(shell pkg-config --path libdpdk)
+CFLAGS += -O3 $(shell pkg-config --cflags libdpdk)
+LDFLAGS_SHARED = $(shell pkg-config --libs libdpdk)
+LDFLAGS_STATIC = -Wl,-Bstatic $(shell pkg-config --static --libs libdpdk)
+
+build/$(APP)-shared: $(SRCS-y) Makefile $(PC_FILE) | build
+	$(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_SHARED)
+
+build/$(APP)-static: $(SRCS-y) Makefile $(PC_FILE) | build
+	$(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_STATIC)
+
+build:
+	@mkdir -p $@
+
+.PHONY: clean
+clean:
+	rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
+	rmdir --ignore-fail-on-non-empty build
+
+else
+
+ifeq ($(RTE_SDK),)
+$(error "Please define RTE_SDK environment variable")
+endif
+
+# Default target, can be overridden by command line or environment
+RTE_TARGET ?= x86_64-native-linuxapp-gcc
+
+include $(RTE_SDK)/mk/rte.vars.mk
+
+CFLAGS += -O3
+CFLAGS += $(WERROR_FLAGS)
+
+include $(RTE_SDK)/mk/rte.extapp.mk
+
+endif
diff --git a/src/spdk/dpdk/examples/helloworld/main.c b/src/spdk/dpdk/examples/helloworld/main.c
new file mode 100644
index 00000000..c922cfba
--- /dev/null
+++ b/src/spdk/dpdk/examples/helloworld/main.c
@@ -0,0 +1,47 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2010-2014 Intel Corporation
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdint.h>
+#include <errno.h>
+#include <sys/queue.h>
+
+#include <rte_memory.h>
+#include <rte_launch.h>
+#include <rte_eal.h>
+#include <rte_per_lcore.h>
+#include <rte_lcore.h>
+#include <rte_debug.h>
+
+static int
+lcore_hello(__attribute__((unused)) void *arg)
+{
+	unsigned lcore_id;
+	lcore_id = rte_lcore_id();
+	printf("hello from core %u\n", lcore_id);
+	return 0;
+}
+
+int
+main(int argc, char **argv)
+{
+	int ret;
+	unsigned lcore_id;
+
+	ret = rte_eal_init(argc, argv);
+	if (ret < 0)
+		rte_panic("Cannot init EAL\n");
+
+	/* call lcore_hello() on every slave lcore */
+	RTE_LCORE_FOREACH_SLAVE(lcore_id) {
+		rte_eal_remote_launch(lcore_hello, NULL, lcore_id);
+	}
+
+	/* call it on master lcore too */
+	lcore_hello(NULL);
+
+	rte_eal_mp_wait_lcore();
+	return 0;
+}
diff --git a/src/spdk/dpdk/examples/helloworld/meson.build b/src/spdk/dpdk/examples/helloworld/meson.build
new file mode 100644
index 00000000..c34e11e3
--- /dev/null
+++ b/src/spdk/dpdk/examples/helloworld/meson.build
@@ -0,0 +1,11 @@
+# SPDX-License-Identifier: BSD-3-Clause
+# Copyright(c) 2017 Intel Corporation
+
+# meson file, for building this example as part of a main DPDK build.
+#
+# To build this example as a standalone application with an already-installed
+# DPDK instance, use 'make'
+
+sources = files(
+	'main.c'
+)