Imported Upstream version 17.05

46 files changed, 2452 insertions, 1133 deletions

diff --git a/lib/librte_eal/common/Makefile b/lib/librte_eal/common/Makefile
index dfd64aa5..a5bd1089 100644
--- a/lib/librte_eal/common/Makefile
+++ b/lib/librte_eal/common/Makefile
@@ -38,16 +38,14 @@ INC += rte_per_lcore.h rte_random.h
 INC += rte_tailq.h rte_interrupts.h rte_alarm.h
 INC += rte_string_fns.h rte_version.h
 INC += rte_eal_memconfig.h rte_malloc_heap.h
-INC += rte_hexdump.h rte_devargs.h rte_dev.h rte_vdev.h
+INC += rte_hexdump.h rte_devargs.h rte_bus.h rte_dev.h rte_vdev.h
 INC += rte_pci_dev_feature_defs.h rte_pci_dev_features.h
 INC += rte_malloc.h rte_keepalive.h rte_time.h
 
-ifeq ($(CONFIG_RTE_INSECURE_FUNCTION_WARNING),y)
-INC += rte_warnings.h
-endif
-
 GENERIC_INC := rte_atomic.h rte_byteorder.h rte_cycles.h rte_prefetch.h
 GENERIC_INC += rte_spinlock.h rte_memcpy.h rte_cpuflags.h rte_rwlock.h
+GENERIC_INC += rte_vect.h rte_io.h
+
 # defined in mk/arch/$(RTE_ARCH)/rte.vars.mk
 ARCH_DIR ?= $(RTE_ARCH)
 ARCH_INC := $(notdir $(wildcard $(RTE_SDK)/lib/librte_eal/common/include/arch/$(ARCH_DIR)/*.h))
diff --git a/lib/librte_eal/common/eal_common_bus.c b/lib/librte_eal/common/eal_common_bus.c
new file mode 100644
index 00000000..8f9baf8b
--- /dev/null
+++ b/lib/librte_eal/common/eal_common_bus.c
@@ -0,0 +1,147 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2016 NXP
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of NXP nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <sys/queue.h>
+
+#include <rte_bus.h>
+
+#include "eal_private.h"
+
+struct rte_bus_list rte_bus_list =
+	TAILQ_HEAD_INITIALIZER(rte_bus_list);
+
+void
+rte_bus_register(struct rte_bus *bus)
+{
+	RTE_VERIFY(bus);
+	RTE_VERIFY(bus->name && strlen(bus->name));
+	/* A bus should mandatorily have the scan implemented */
+	RTE_VERIFY(bus->scan);
+	RTE_VERIFY(bus->probe);
+
+	TAILQ_INSERT_TAIL(&rte_bus_list, bus, next);
+	RTE_LOG(DEBUG, EAL, "Registered [%s] bus.\n", bus->name);
+}
+
+void
+rte_bus_unregister(struct rte_bus *bus)
+{
+	TAILQ_REMOVE(&rte_bus_list, bus, next);
+	RTE_LOG(DEBUG, EAL, "Unregistered [%s] bus.\n", bus->name);
+}
+
+/* Scan all the buses for registered devices */
+int
+rte_bus_scan(void)
+{
+	int ret;
+	struct rte_bus *bus = NULL;
+
+	TAILQ_FOREACH(bus, &rte_bus_list, next) {
+		ret = bus->scan();
+		if (ret) {
+			RTE_LOG(ERR, EAL, "Scan for (%s) bus failed.\n",
+				bus->name);
+			return ret;
+		}
+	}
+
+	return 0;
+}
+
+/* Probe all devices of all buses */
+int
+rte_bus_probe(void)
+{
+	int ret;
+	struct rte_bus *bus, *vbus = NULL;
+
+	TAILQ_FOREACH(bus, &rte_bus_list, next) {
+		if (!strcmp(bus->name, "virtual")) {
+			vbus = bus;
+			continue;
+		}
+
+		ret = bus->probe();
+		if (ret) {
+			RTE_LOG(ERR, EAL, "Bus (%s) probe failed.\n",
+				bus->name);
+			return ret;
+		}
+	}
+
+	if (vbus) {
+		ret = vbus->probe();
+		if (ret) {
+			RTE_LOG(ERR, EAL, "Bus (%s) probe failed.\n",
+				vbus->name);
+			return ret;
+		}
+	}
+
+	return 0;
+}
+
+/* Dump information of a single bus */
+static int
+bus_dump_one(FILE *f, struct rte_bus *bus)
+{
+	int ret;
+
+	/* For now, dump only the bus name */
+	ret = fprintf(f, " %s\n", bus->name);
+
+	/* Error in case of inability in writing to stream */
+	if (ret < 0)
+		return ret;
+
+	return 0;
+}
+
+void
+rte_bus_dump(FILE *f)
+{
+	int ret;
+	struct rte_bus *bus;
+
+	TAILQ_FOREACH(bus, &rte_bus_list, next) {
+		ret = bus_dump_one(f, bus);
+		if (ret) {
+			RTE_LOG(ERR, EAL, "Unable to write to stream (%d)\n",
+				ret);
+			break;
+		}
+	}
+}
diff --git a/lib/librte_eal/common/eal_common_cpuflags.c b/lib/librte_eal/common/eal_common_cpuflags.c
index b5f76f7f..9a2d080a 100644
--- a/lib/librte_eal/common/eal_common_cpuflags.c
+++ b/lib/librte_eal/common/eal_common_cpuflags.c
@@ -43,6 +43,13 @@
 void
 rte_cpu_check_supported(void)
 {
+	if (!rte_cpu_is_supported())
+		exit(1);
+}
+
+int
+rte_cpu_is_supported(void)
+{
 	/* This is generated at compile-time by the build system */
 	static const enum rte_cpu_flag_t compile_time_flags[] = {
 			RTE_COMPILE_TIME_CPUFLAGS
@@ -57,14 +64,16 @@ rte_cpu_check_supported(void)
 			fprintf(stderr,
 				"ERROR: CPU feature flag lookup failed with error %d\n",
 				ret);
-			exit(1);
+			return 0;
 		}
 		if (!ret) {
 			fprintf(stderr,
 			        "ERROR: This system does not support \"%s\".\n"
 			        "Please check that RTE_MACHINE is set correctly.\n",
 			        rte_cpu_get_flag_name(compile_time_flags[i]));
-			exit(1);
+			return 0;
 		}
 	}
+
+	return 1;
 }
diff --git a/lib/librte_eal/common/eal_common_dev.c b/lib/librte_eal/common/eal_common_dev.c
index 4f3b4934..a400ddd0 100644
--- a/lib/librte_eal/common/eal_common_dev.c
+++ b/lib/librte_eal/common/eal_common_dev.c
@@ -45,65 +45,6 @@
 
 #include "eal_private.h"
 
-/** Global list of device drivers. */
-static struct rte_driver_list dev_driver_list =
-	TAILQ_HEAD_INITIALIZER(dev_driver_list);
-/** Global list of device drivers. */
-static struct rte_device_list dev_device_list =
-	TAILQ_HEAD_INITIALIZER(dev_device_list);
-
-/* register a driver */
-void
-rte_eal_driver_register(struct rte_driver *driver)
-{
-	TAILQ_INSERT_TAIL(&dev_driver_list, driver, next);
-}
-
-/* unregister a driver */
-void
-rte_eal_driver_unregister(struct rte_driver *driver)
-{
-	TAILQ_REMOVE(&dev_driver_list, driver, next);
-}
-
-void rte_eal_device_insert(struct rte_device *dev)
-{
-	TAILQ_INSERT_TAIL(&dev_device_list, dev, next);
-}
-
-void rte_eal_device_remove(struct rte_device *dev)
-{
-	TAILQ_REMOVE(&dev_device_list, dev, next);
-}
-
-int
-rte_eal_dev_init(void)
-{
-	struct rte_devargs *devargs;
-
-	/*
-	 * Note that the dev_driver_list is populated here
-	 * from calls made to rte_eal_driver_register from constructor functions
-	 * embedded into PMD modules via the RTE_PMD_REGISTER_VDEV macro
-	 */
-
-	/* call the init function for each virtual device */
-	TAILQ_FOREACH(devargs, &devargs_list, next) {
-
-		if (devargs->type != RTE_DEVTYPE_VIRTUAL)
-			continue;
-
-		if (rte_eal_vdev_init(devargs->virt.drv_name,
-					devargs->args)) {
-			RTE_LOG(ERR, EAL, "failed to initialize %s device\n",
-					devargs->virt.drv_name);
-			return -1;
-		}
-	}
-
-	return 0;
-}
-
 int rte_eal_dev_attach(const char *name, const char *devargs)
 {
 	struct rte_pci_addr addr;
@@ -114,11 +55,11 @@ int rte_eal_dev_attach(const char *name, const char *devargs)
 	}
 
 	if (eal_parse_pci_DomBDF(name, &addr) == 0) {
-		if (rte_eal_pci_probe_one(&addr) < 0)
+		if (rte_pci_probe_one(&addr) < 0)
 			goto err;
 
 	} else {
-		if (rte_eal_vdev_init(name, devargs))
+		if (rte_vdev_init(name, devargs))
 			goto err;
 	}
 
@@ -139,10 +80,10 @@ int rte_eal_dev_detach(const char *name)
 	}
 
 	if (eal_parse_pci_DomBDF(name, &addr) == 0) {
-		if (rte_eal_pci_detach(&addr) < 0)
+		if (rte_pci_detach(&addr) < 0)
 			goto err;
 	} else {
-		if (rte_eal_vdev_uninit(name))
+		if (rte_vdev_uninit(name))
 			goto err;
 	}
 	return 0;
diff --git a/lib/librte_eal/common/eal_common_lcore.c b/lib/librte_eal/common/eal_common_lcore.c
index 2cd41320..84fa0cb5 100644
--- a/lib/librte_eal/common/eal_common_lcore.c
+++ b/lib/librte_eal/common/eal_common_lcore.c
@@ -83,16 +83,17 @@ rte_eal_cpu_init(void)
 		config->lcore_role[lcore_id] = ROLE_RTE;
 		lcore_config[lcore_id].core_id = eal_cpu_core_id(lcore_id);
 		lcore_config[lcore_id].socket_id = eal_cpu_socket_id(lcore_id);
-		if (lcore_config[lcore_id].socket_id >= RTE_MAX_NUMA_NODES)
+		if (lcore_config[lcore_id].socket_id >= RTE_MAX_NUMA_NODES) {
 #ifdef RTE_EAL_ALLOW_INV_SOCKET_ID
 			lcore_config[lcore_id].socket_id = 0;
 #else
-			rte_panic("Socket ID (%u) is greater than "
+			RTE_LOG(ERR, EAL, "Socket ID (%u) is greater than "
 				"RTE_MAX_NUMA_NODES (%d)\n",
 				lcore_config[lcore_id].socket_id,
 				RTE_MAX_NUMA_NODES);
+			return -1;
 #endif
-
+		}
 		RTE_LOG(DEBUG, EAL, "Detected lcore %u as "
 				"core %u on socket %u\n",
 				lcore_id, lcore_config[lcore_id].core_id,
diff --git a/lib/librte_eal/common/eal_common_log.c b/lib/librte_eal/common/eal_common_log.c
index e45d3269..ddf65b7f 100644
--- a/lib/librte_eal/common/eal_common_log.c
+++ b/lib/librte_eal/common/eal_common_log.c
@@ -35,7 +35,11 @@
 #include <stdint.h>
 #include <stdarg.h>
 #include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+#include <regex.h>
 
+#include <rte_eal.h>
 #include <rte_log.h>
 #include <rte_per_lcore.h>
 
@@ -60,6 +64,11 @@ struct log_cur_msg {
 	uint32_t logtype;  /**< log type  - see rte_log.h */
 };
 
+struct rte_log_dynamic_type {
+	const char *name;
+	uint32_t loglevel;
+};
+
  /* per core log */
 static RTE_DEFINE_PER_LCORE(struct log_cur_msg, log_cur_msg);
 
@@ -75,35 +84,95 @@ rte_openlog_stream(FILE *f)
 
 /* Set global log level */
 void
-rte_set_log_level(uint32_t level)
+rte_log_set_global_level(uint32_t level)
 {
 	rte_logs.level = (uint32_t)level;
 }
 
+/* Set global log level */
+/* replaced by rte_log_set_global_level */
+__rte_deprecated void
+rte_set_log_level(uint32_t level)
+{
+	rte_log_set_global_level(level);
+}
+
 /* Get global log level */
 uint32_t
-rte_get_log_level(void)
+rte_log_get_global_level(void)
 {
 	return rte_logs.level;
 }
 
+/* Get global log level */
+/* replaced by rte_log_get_global_level */
+uint32_t
+rte_get_log_level(void)
+{
+	return rte_log_get_global_level();
+}
+
 /* Set global log type */
-void
+__rte_deprecated void
 rte_set_log_type(uint32_t type, int enable)
 {
+	if (type < RTE_LOGTYPE_FIRST_EXT_ID) {
+		if (enable)
+			rte_logs.type |= 1 << type;
+		else
+			rte_logs.type &= ~(1 << type);
+	}
+
 	if (enable)
-		rte_logs.type |= type;
+		rte_log_set_level(type, 0);
 	else
-		rte_logs.type &= (~type);
+		rte_log_set_level(type, RTE_LOG_DEBUG);
 }
 
 /* Get global log type */
-uint32_t
+__rte_deprecated uint32_t
 rte_get_log_type(void)
 {
 	return rte_logs.type;
 }
 
+int
+rte_log_set_level(uint32_t type, uint32_t level)
+{
+	if (type >= rte_logs.dynamic_types_len)
+		return -1;
+	if (level > RTE_LOG_DEBUG)
+		return -1;
+
+	rte_logs.dynamic_types[type].loglevel = level;
+
+	return 0;
+}
+
+/* set level */
+int
+rte_log_set_level_regexp(const char *pattern, uint32_t level)
+{
+	regex_t r;
+	size_t i;
+
+	if (level > RTE_LOG_DEBUG)
+		return -1;
+
+	if (regcomp(&r, pattern, 0) != 0)
+		return -1;
+
+	for (i = 0; i < rte_logs.dynamic_types_len; i++) {
+		if (rte_logs.dynamic_types[i].name == NULL)
+			continue;
+		if (regexec(&r, rte_logs.dynamic_types[i].name, 0,
+				NULL, 0) == 0)
+			rte_logs.dynamic_types[i].loglevel = level;
+	}
+
+	return 0;
+}
+
 /* get the current loglevel for the message beeing processed */
 int rte_log_cur_msg_loglevel(void)
 {
@@ -116,6 +185,161 @@ int rte_log_cur_msg_logtype(void)
 	return RTE_PER_LCORE(log_cur_msg).logtype;
 }
 
+static int
+rte_log_lookup(const char *name)
+{
+	size_t i;
+
+	for (i = 0; i < rte_logs.dynamic_types_len; i++) {
+		if (rte_logs.dynamic_types[i].name == NULL)
+			continue;
+		if (strcmp(name, rte_logs.dynamic_types[i].name) == 0)
+			return i;
+	}
+
+	return -1;
+}
+
+/* register an extended log type, assuming table is large enough, and id
+ * is not yet registered.
+ */
+static int
+__rte_log_register(const char *name, int id)
+{
+	char *dup_name = strdup(name);
+
+	if (dup_name == NULL)
+		return -ENOMEM;
+
+	rte_logs.dynamic_types[id].name = dup_name;
+	rte_logs.dynamic_types[id].loglevel = RTE_LOG_DEBUG;
+
+	return id;
+}
+
+/* register an extended log type */
+int
+rte_log_register(const char *name)
+{
+	struct rte_log_dynamic_type *new_dynamic_types;
+	int id, ret;
+
+	id = rte_log_lookup(name);
+	if (id >= 0)
+		return id;
+
+	new_dynamic_types = realloc(rte_logs.dynamic_types,
+		sizeof(struct rte_log_dynamic_type) *
+		(rte_logs.dynamic_types_len + 1));
+	if (new_dynamic_types == NULL)
+		return -ENOMEM;
+	rte_logs.dynamic_types = new_dynamic_types;
+
+	ret = __rte_log_register(name, rte_logs.dynamic_types_len);
+	if (ret < 0)
+		return ret;
+
+	rte_logs.dynamic_types_len++;
+
+	return ret;
+}
+
+struct logtype {
+	uint32_t log_id;
+	const char *logtype;
+};
+
+static const struct logtype logtype_strings[] = {
+	{RTE_LOGTYPE_EAL,        "eal"},
+	{RTE_LOGTYPE_MALLOC,     "malloc"},
+	{RTE_LOGTYPE_RING,       "ring"},
+	{RTE_LOGTYPE_MEMPOOL,    "mempool"},
+	{RTE_LOGTYPE_TIMER,      "timer"},
+	{RTE_LOGTYPE_PMD,        "pmd"},
+	{RTE_LOGTYPE_HASH,       "hash"},
+	{RTE_LOGTYPE_LPM,        "lpm"},
+	{RTE_LOGTYPE_KNI,        "kni"},
+	{RTE_LOGTYPE_ACL,        "acl"},
+	{RTE_LOGTYPE_POWER,      "power"},
+	{RTE_LOGTYPE_METER,      "meter"},
+	{RTE_LOGTYPE_SCHED,      "sched"},
+	{RTE_LOGTYPE_PORT,       "port"},
+	{RTE_LOGTYPE_TABLE,      "table"},
+	{RTE_LOGTYPE_PIPELINE,   "pipeline"},
+	{RTE_LOGTYPE_MBUF,       "mbuf"},
+	{RTE_LOGTYPE_CRYPTODEV,  "cryptodev"},
+	{RTE_LOGTYPE_EFD,        "efd"},
+	{RTE_LOGTYPE_EVENTDEV,   "eventdev"},
+	{RTE_LOGTYPE_USER1,      "user1"},
+	{RTE_LOGTYPE_USER2,      "user2"},
+	{RTE_LOGTYPE_USER3,      "user3"},
+	{RTE_LOGTYPE_USER4,      "user4"},
+	{RTE_LOGTYPE_USER5,      "user5"},
+	{RTE_LOGTYPE_USER6,      "user6"},
+	{RTE_LOGTYPE_USER7,      "user7"},
+	{RTE_LOGTYPE_USER8,      "user8"}
+};
+
+RTE_INIT(rte_log_init);
+static void
+rte_log_init(void)
+{
+	uint32_t i;
+
+#if RTE_LOG_LEVEL >= RTE_LOG_DEBUG
+	rte_log_set_global_level(RTE_LOG_INFO);
+#else
+	rte_log_set_global_level(RTE_LOG_LEVEL);
+#endif
+
+	rte_logs.dynamic_types = calloc(RTE_LOGTYPE_FIRST_EXT_ID,
+		sizeof(struct rte_log_dynamic_type));
+	if (rte_logs.dynamic_types == NULL)
+		return;
+
+	/* register legacy log types */
+	for (i = 0; i < RTE_DIM(logtype_strings); i++)
+		__rte_log_register(logtype_strings[i].logtype,
+				logtype_strings[i].log_id);
+
+	rte_logs.dynamic_types_len = RTE_LOGTYPE_FIRST_EXT_ID;
+}
+
+static const char *
+loglevel_to_string(uint32_t level)
+{
+	switch (level) {
+	case 0: return "disabled";
+	case RTE_LOG_EMERG: return "emerg";
+	case RTE_LOG_ALERT: return "alert";
+	case RTE_LOG_CRIT: return "critical";
+	case RTE_LOG_ERR: return "error";
+	case RTE_LOG_WARNING: return "warning";
+	case RTE_LOG_NOTICE: return "notice";
+	case RTE_LOG_INFO: return "info";
+	case RTE_LOG_DEBUG: return "debug";
+	default: return "unknown";
+	}
+}
+
+/* dump global level and registered log types */
+void
+rte_log_dump(FILE *f)
+{
+	size_t i;
+
+	fprintf(f, "global log level is %s\n",
+		loglevel_to_string(rte_log_get_global_level()));
+
+	for (i = 0; i < rte_logs.dynamic_types_len; i++) {
+		if (rte_logs.dynamic_types[i].name == NULL)
+			continue;
+		fprintf(f, "id %zu: %s, level is %s\n",
+			i, rte_logs.dynamic_types[i].name,
+			loglevel_to_string(rte_logs.dynamic_types[i].loglevel));
+	}
+}
+
 /*
  * Generates a log message The message will be sent in the stream
  * defined by the previous call to rte_openlog_stream().
@@ -139,7 +363,11 @@ rte_vlog(uint32_t level, uint32_t logtype, const char *format, va_list ap)
 		}
 	}
 
-	if ((level > rte_logs.level) || !(logtype & rte_logs.type))
+	if (level > rte_logs.level)
+		return 0;
+	if (logtype >= rte_logs.dynamic_types_len)
+		return -1;
+	if (level > rte_logs.dynamic_types[logtype].loglevel)
 		return 0;
 
 	/* save loglevel and logtype in a global per-lcore variable */
@@ -176,7 +404,8 @@ eal_log_set_default(FILE *default_log)
 {
 	default_log_stream = default_log;
 
-#if RTE_LOG_LEVEL >= RTE_LOG_DEBUG
-	RTE_LOG(NOTICE, EAL, "Debug logs available - lower performance\n");
+#if RTE_LOG_DP_LEVEL >= RTE_LOG_DEBUG
+	RTE_LOG(NOTICE, EAL,
+		"Debug dataplane logs available - lower performance\n");
 #endif
 }
diff --git a/lib/librte_eal/common/eal_common_options.c b/lib/librte_eal/common/eal_common_options.c
index 6ca8af17..f470195f 100644
--- a/lib/librte_eal/common/eal_common_options.c
+++ b/lib/librte_eal/common/eal_common_options.c
@@ -118,7 +118,7 @@ static const char *default_solib_dir = RTE_EAL_PMD_PATH;
 /*
  * Stringified version of solib path used by dpdk-pmdinfo.py
  * Note: PLEASE DO NOT ALTER THIS without making a corresponding
- * change to tools/dpdk-pmdinfo.py
+ * change to usertools/dpdk-pmdinfo.py
  */
 static const char dpdk_solib_path[] __attribute__((used)) =
 "DPDK_PLUGIN_PATH=" RTE_EAL_PMD_PATH;
@@ -126,6 +126,7 @@ static const char dpdk_solib_path[] __attribute__((used)) =
 
 static int master_lcore_parsed;
 static int mem_parsed;
+static int core_parsed;
 
 void
 eal_reset_internal_config(struct internal_config *internal_cfg)
@@ -147,12 +148,6 @@ eal_reset_internal_config(struct internal_config *internal_cfg)
 	internal_cfg->base_virtaddr = 0;
 
 	internal_cfg->syslog_facility = LOG_DAEMON;
-	/* default value from build option */
-#if RTE_LOG_LEVEL >= RTE_LOG_DEBUG
-	internal_cfg->log_level = RTE_LOG_INFO;
-#else
-	internal_cfg->log_level = RTE_LOG_LEVEL;
-#endif
 
 	internal_cfg->xen_dom0_support = 0;
 
@@ -738,25 +733,49 @@ eal_parse_syslog(const char *facility, struct internal_config *conf)
 }
 
 static int
-eal_parse_log_level(const char *level, uint32_t *log_level)
+eal_parse_log_level(const char *arg)
 {
-	char *end;
+	char *end, *str, *type, *level;
 	unsigned long tmp;
 
+	str = strdup(arg);
+	if (str == NULL)
+		return -1;
+
+	if (strchr(str, ',') == NULL) {
+		type = NULL;
+		level = str;
+	} else {
+		type = strsep(&str, ",");
+		level = strsep(&str, ",");
+	}
+
 	errno = 0;
 	tmp = strtoul(level, &end, 0);
 
 	/* check for errors */
 	if ((errno != 0) || (level[0] == '\0') ||
-	    end == NULL || (*end != '\0'))
-		return -1;
+		    end == NULL || (*end != '\0'))
+		goto fail;
 
 	/* log_level is a uint32_t */
 	if (tmp >= UINT32_MAX)
-		return -1;
+		goto fail;
+
+	if (type == NULL) {
+		rte_log_set_global_level(tmp);
+	} else if (rte_log_set_level_regexp(type, tmp) < 0) {
+		printf("cannot set log level %s,%lu\n",
+			type, tmp);
+		goto fail;
+	}
 
-	*log_level = tmp;
+	free(str);
 	return 0;
+
+fail:
+	free(str);
+	return -1;
 }
 
 static enum rte_proc_type_t
@@ -797,6 +816,7 @@ eal_parse_common_option(int opt, const char *optarg,
 			RTE_LOG(ERR, EAL, "invalid coremask\n");
 			return -1;
 		}
+		core_parsed = 1;
 		break;
 	/* corelist */
 	case 'l':
@@ -804,6 +824,7 @@ eal_parse_common_option(int opt, const char *optarg,
 			RTE_LOG(ERR, EAL, "invalid core list\n");
 			return -1;
 		}
+		core_parsed = 1;
 		break;
 	/* size of memory */
 	case 'm':
@@ -895,15 +916,12 @@ eal_parse_common_option(int opt, const char *optarg,
 		break;
 
 	case OPT_LOG_LEVEL_NUM: {
-		uint32_t log;
-
-		if (eal_parse_log_level(optarg, &log) < 0) {
+		if (eal_parse_log_level(optarg) < 0) {
 			RTE_LOG(ERR, EAL,
 				"invalid parameters for --"
 				OPT_LOG_LEVEL "\n");
 			return -1;
 		}
-		conf->log_level = log;
 		break;
 	}
 	case OPT_LCORES_NUM:
@@ -912,6 +930,7 @@ eal_parse_common_option(int opt, const char *optarg,
 				OPT_LCORES "\n");
 			return -1;
 		}
+		core_parsed = 1;
 		break;
 
 	/* don't know what to do, leave this to caller */
@@ -923,12 +942,38 @@ eal_parse_common_option(int opt, const char *optarg,
 	return 0;
 }
 
+static void
+eal_auto_detect_cores(struct rte_config *cfg)
+{
+	unsigned int lcore_id;
+	unsigned int removed = 0;
+	rte_cpuset_t affinity_set;
+	pthread_t tid = pthread_self();
+
+	if (pthread_getaffinity_np(tid, sizeof(rte_cpuset_t),
+				&affinity_set) < 0)
+		CPU_ZERO(&affinity_set);
+
+	for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) {
+		if (cfg->lcore_role[lcore_id] == ROLE_RTE &&
+		    !CPU_ISSET(lcore_id, &affinity_set)) {
+			cfg->lcore_role[lcore_id] = ROLE_OFF;
+			removed++;
+		}
+	}
+
+	cfg->lcore_count -= removed;
+}
+
 int
 eal_adjust_config(struct internal_config *internal_cfg)
 {
 	int i;
 	struct rte_config *cfg = rte_eal_get_configuration();
 
+	if (!core_parsed)
+		eal_auto_detect_cores(cfg);
+
 	if (internal_config.process_type == RTE_PROC_AUTO)
 		internal_config.process_type = eal_proc_type_detect();
 
@@ -1027,7 +1072,9 @@ eal_common_usage(void)
 	       "  --"OPT_VMWARE_TSC_MAP"    Use VMware TSC map instead of native RDTSC\n"
 	       "  --"OPT_PROC_TYPE"         Type of this process (primary|secondary|auto)\n"
 	       "  --"OPT_SYSLOG"            Set syslog facility\n"
-	       "  --"OPT_LOG_LEVEL"         Set default log level\n"
+	       "  --"OPT_LOG_LEVEL"=<int>   Set global log level\n"
+	       "  --"OPT_LOG_LEVEL"=<type-regexp>,<int>\n"
+	       "                      Set specific log level\n"
 	       "  -v                  Display version information on startup\n"
 	       "  -h, --help          This help\n"
 	       "\nEAL options for DEBUG use only:\n"
diff --git a/lib/librte_eal/common/eal_common_pci.c b/lib/librte_eal/common/eal_common_pci.c
index 6bff6752..b7499913 100644
--- a/lib/librte_eal/common/eal_common_pci.c
+++ b/lib/librte_eal/common/eal_common_pci.c
@@ -69,8 +69,10 @@
 #include <sys/queue.h>
 #include <sys/mman.h>
 
+#include <rte_errno.h>
 #include <rte_interrupts.h>
 #include <rte_log.h>
+#include <rte_bus.h>
 #include <rte_pci.h>
 #include <rte_per_lcore.h>
 #include <rte_memory.h>
@@ -82,10 +84,7 @@
 
 #include "eal_private.h"
 
-struct pci_driver_list pci_driver_list =
-	TAILQ_HEAD_INITIALIZER(pci_driver_list);
-struct pci_device_list pci_device_list =
-	TAILQ_HEAD_INITIALIZER(pci_device_list);
+extern struct rte_pci_bus rte_pci_bus;
 
 #define SYSFS_PCI_DEVICES "/sys/bus/pci/devices"
 
@@ -153,170 +152,154 @@ pci_unmap_resource(void *requested_addr, size_t size)
 }
 
 /*
- * If vendor/device ID match, call the probe() function of the
- * driver.
+ * Match the PCI Driver and Device using the ID Table
+ *
+ * @param pci_drv
+ *	PCI driver from which ID table would be extracted
+ * @param pci_dev
+ *	PCI device to match against the driver
+ * @return
+ *	1 for successful match
+ *	0 for unsuccessful match
  */
 static int
-rte_eal_pci_probe_one_driver(struct rte_pci_driver *dr, struct rte_pci_device *dev)
+rte_pci_match(const struct rte_pci_driver *pci_drv,
+	      const struct rte_pci_device *pci_dev)
 {
-	int ret;
 	const struct rte_pci_id *id_table;
 
-	for (id_table = dr->id_table; id_table->vendor_id != 0; id_table++) {
-
+	for (id_table = pci_drv->id_table; id_table->vendor_id != 0;
+	     id_table++) {
 		/* check if device's identifiers match the driver's ones */
-		if (id_table->vendor_id != dev->id.vendor_id &&
+		if (id_table->vendor_id != pci_dev->id.vendor_id &&
 				id_table->vendor_id != PCI_ANY_ID)
 			continue;
-		if (id_table->device_id != dev->id.device_id &&
+		if (id_table->device_id != pci_dev->id.device_id &&
 				id_table->device_id != PCI_ANY_ID)
 			continue;
-		if (id_table->subsystem_vendor_id != dev->id.subsystem_vendor_id &&
-				id_table->subsystem_vendor_id != PCI_ANY_ID)
+		if (id_table->subsystem_vendor_id !=
+		    pci_dev->id.subsystem_vendor_id &&
+		    id_table->subsystem_vendor_id != PCI_ANY_ID)
 			continue;
-		if (id_table->subsystem_device_id != dev->id.subsystem_device_id &&
-				id_table->subsystem_device_id != PCI_ANY_ID)
+		if (id_table->subsystem_device_id !=
+		    pci_dev->id.subsystem_device_id &&
+		    id_table->subsystem_device_id != PCI_ANY_ID)
 			continue;
-		if (id_table->class_id != dev->id.class_id &&
+		if (id_table->class_id != pci_dev->id.class_id &&
 				id_table->class_id != RTE_CLASS_ANY_ID)
 			continue;
 
-		struct rte_pci_addr *loc = &dev->addr;
-
-		RTE_LOG(INFO, EAL, "PCI device "PCI_PRI_FMT" on NUMA socket %i\n",
-				loc->domain, loc->bus, loc->devid, loc->function,
-				dev->device.numa_node);
-
-		/* no initialization when blacklisted, return without error */
-		if (dev->device.devargs != NULL &&
-			dev->device.devargs->type ==
-				RTE_DEVTYPE_BLACKLISTED_PCI) {
-			RTE_LOG(INFO, EAL, "  Device is blacklisted, not initializing\n");
-			return 1;
-		}
-
-		RTE_LOG(INFO, EAL, "  probe driver: %x:%x %s\n", dev->id.vendor_id,
-				dev->id.device_id, dr->driver.name);
-
-		if (dr->drv_flags & RTE_PCI_DRV_NEED_MAPPING) {
-			/* map resources for devices that use igb_uio */
-			ret = rte_eal_pci_map_device(dev);
-			if (ret != 0)
-				return ret;
-		} else if (dr->drv_flags & RTE_PCI_DRV_FORCE_UNBIND &&
-				rte_eal_process_type() == RTE_PROC_PRIMARY) {
-			/* unbind current driver */
-			if (pci_unbind_kernel_driver(dev) < 0)
-				return -1;
-		}
-
-		/* reference driver structure */
-		dev->driver = dr;
-
-		/* call the driver probe() function */
-		ret = dr->probe(dr, dev);
-		if (ret)
-			dev->driver = NULL;
-
-		return ret;
+		return 1;
 	}
-	/* return positive value if driver doesn't support this device */
-	return 1;
+
+	return 0;
 }
 
 /*
- * If vendor/device ID match, call the remove() function of the
+ * If vendor/device ID match, call the probe() function of the
  * driver.
  */
 static int
-rte_eal_pci_detach_dev(struct rte_pci_driver *dr,
-		struct rte_pci_device *dev)
+rte_pci_probe_one_driver(struct rte_pci_driver *dr,
+			 struct rte_pci_device *dev)
 {
-	const struct rte_pci_id *id_table;
+	int ret;
+	struct rte_pci_addr *loc;
 
 	if ((dr == NULL) || (dev == NULL))
 		return -EINVAL;
 
-	for (id_table = dr->id_table; id_table->vendor_id != 0; id_table++) {
+	loc = &dev->addr;
 
-		/* check if device's identifiers match the driver's ones */
-		if (id_table->vendor_id != dev->id.vendor_id &&
-				id_table->vendor_id != PCI_ANY_ID)
-			continue;
-		if (id_table->device_id != dev->id.device_id &&
-				id_table->device_id != PCI_ANY_ID)
-			continue;
-		if (id_table->subsystem_vendor_id != dev->id.subsystem_vendor_id &&
-				id_table->subsystem_vendor_id != PCI_ANY_ID)
-			continue;
-		if (id_table->subsystem_device_id != dev->id.subsystem_device_id &&
-				id_table->subsystem_device_id != PCI_ANY_ID)
-			continue;
+	/* The device is not blacklisted; Check if driver supports it */
+	if (!rte_pci_match(dr, dev)) {
+		/* Match of device and driver failed */
+		RTE_LOG(DEBUG, EAL, "Driver (%s) doesn't match the device\n",
+			dr->driver.name);
+		return 1;
+	}
 
-		struct rte_pci_addr *loc = &dev->addr;
+	RTE_LOG(INFO, EAL, "PCI device "PCI_PRI_FMT" on NUMA socket %i\n",
+			loc->domain, loc->bus, loc->devid, loc->function,
+			dev->device.numa_node);
+
+	/* no initialization when blacklisted, return without error */
+	if (dev->device.devargs != NULL &&
+		dev->device.devargs->type ==
+			RTE_DEVTYPE_BLACKLISTED_PCI) {
+		RTE_LOG(INFO, EAL, "  Device is blacklisted, not"
+			" initializing\n");
+		return 1;
+	}
 
-		RTE_LOG(DEBUG, EAL, "PCI device "PCI_PRI_FMT" on NUMA socket %i\n",
-				loc->domain, loc->bus, loc->devid,
-				loc->function, dev->device.numa_node);
+	RTE_LOG(INFO, EAL, "  probe driver: %x:%x %s\n", dev->id.vendor_id,
+		dev->id.device_id, dr->driver.name);
 
-		RTE_LOG(DEBUG, EAL, "  remove driver: %x:%x %s\n", dev->id.vendor_id,
-				dev->id.device_id, dr->driver.name);
+	if (dr->drv_flags & RTE_PCI_DRV_NEED_MAPPING) {
+		/* map resources for devices that use igb_uio */
+		ret = rte_pci_map_device(dev);
+		if (ret != 0)
+			return ret;
+	}
 
-		if (dr->remove && (dr->remove(dev) < 0))
-			return -1;	/* negative value is an error */
+	/* reference driver structure */
+	dev->driver = dr;
+	dev->device.driver = &dr->driver;
 
-		/* clear driver structure */
+	/* call the driver probe() function */
+	ret = dr->probe(dr, dev);
+	if (ret) {
 		dev->driver = NULL;
-
 		if (dr->drv_flags & RTE_PCI_DRV_NEED_MAPPING)
-			/* unmap resources for devices that use igb_uio */
-			rte_eal_pci_unmap_device(dev);
-
-		return 0;
+			rte_pci_unmap_device(dev);
 	}
 
-	/* return positive value if driver doesn't support this device */
-	return 1;
+	return ret;
 }
 
 /*
- * If vendor/device ID match, call the probe() function of all
- * registered driver for the given device. Return -1 if initialization
- * failed, return 1 if no driver is found for this device.
+ * If vendor/device ID match, call the remove() function of the
+ * driver.
  */
 static int
-pci_probe_all_drivers(struct rte_pci_device *dev)
+rte_pci_detach_dev(struct rte_pci_device *dev)
 {
-	struct rte_pci_driver *dr = NULL;
-	int rc = 0;
+	struct rte_pci_addr *loc;
+	struct rte_pci_driver *dr;
 
 	if (dev == NULL)
-		return -1;
+		return -EINVAL;
 
-	/* Check if a driver is already loaded */
-	if (dev->driver != NULL)
-		return 0;
+	dr = dev->driver;
+	loc = &dev->addr;
 
-	TAILQ_FOREACH(dr, &pci_driver_list, next) {
-		rc = rte_eal_pci_probe_one_driver(dr, dev);
-		if (rc < 0)
-			/* negative value is an error */
-			return -1;
-		if (rc > 0)
-			/* positive value means driver doesn't support it */
-			continue;
-		return 0;
-	}
-	return 1;
+	RTE_LOG(DEBUG, EAL, "PCI device "PCI_PRI_FMT" on NUMA socket %i\n",
+			loc->domain, loc->bus, loc->devid,
+			loc->function, dev->device.numa_node);
+
+	RTE_LOG(DEBUG, EAL, "  remove driver: %x:%x %s\n", dev->id.vendor_id,
+			dev->id.device_id, dr->driver.name);
+
+	if (dr->remove && (dr->remove(dev) < 0))
+		return -1;	/* negative value is an error */
+
+	/* clear driver structure */
+	dev->driver = NULL;
+
+	if (dr->drv_flags & RTE_PCI_DRV_NEED_MAPPING)
+		/* unmap resources for devices that use igb_uio */
+		rte_pci_unmap_device(dev);
+
+	return 0;
 }
 
 /*
- * If vendor/device ID match, call the remove() function of all
+ * If vendor/device ID match, call the probe() function of all
  * registered driver for the given device. Return -1 if initialization
  * failed, return 1 if no driver is found for this device.
  */
 static int
-pci_detach_all_drivers(struct rte_pci_device *dev)
+pci_probe_all_drivers(struct rte_pci_device *dev)
 {
 	struct rte_pci_driver *dr = NULL;
 	int rc = 0;
@@ -324,8 +307,12 @@ pci_detach_all_drivers(struct rte_pci_device *dev)
 	if (dev == NULL)
 		return -1;
 
-	TAILQ_FOREACH(dr, &pci_driver_list, next) {
-		rc = rte_eal_pci_detach_dev(dr, dev);
+	/* Check if a driver is already loaded */
+	if (dev->driver != NULL)
+		return 0;
+
+	FOREACH_DRIVER_ON_PCIBUS(dr) {
+		rc = rte_pci_probe_one_driver(dr, dev);
 		if (rc < 0)
 			/* negative value is an error */
 			return -1;
@@ -342,9 +329,10 @@ pci_detach_all_drivers(struct rte_pci_device *dev)
  * the driver of the devive.
  */
 int
-rte_eal_pci_probe_one(const struct rte_pci_addr *addr)
+rte_pci_probe_one(const struct rte_pci_addr *addr)
 {
 	struct rte_pci_device *dev = NULL;
+
 	int ret = 0;
 
 	if (addr == NULL)
@@ -356,7 +344,7 @@ rte_eal_pci_probe_one(const struct rte_pci_addr *addr)
 	if (pci_update_device(addr) < 0)
 		goto err_return;
 
-	TAILQ_FOREACH(dev, &pci_device_list, next) {
+	FOREACH_DEVICE_ON_PCIBUS(dev) {
 		if (rte_eal_compare_pci_addr(&dev->addr, addr))
 			continue;
 
@@ -378,7 +366,7 @@ err_return:
  * Detach device specified by its pci address.
  */
 int
-rte_eal_pci_detach(const struct rte_pci_addr *addr)
+rte_pci_detach(const struct rte_pci_addr *addr)
 {
 	struct rte_pci_device *dev = NULL;
 	int ret = 0;
@@ -386,15 +374,19 @@ rte_eal_pci_detach(const struct rte_pci_addr *addr)
 	if (addr == NULL)
 		return -1;
 
-	TAILQ_FOREACH(dev, &pci_device_list, next) {
+	FOREACH_DEVICE_ON_PCIBUS(dev) {
 		if (rte_eal_compare_pci_addr(&dev->addr, addr))
 			continue;
 
-		ret = pci_detach_all_drivers(dev);
+		ret = rte_pci_detach_dev(dev);
 		if (ret < 0)
+			/* negative value is an error */
 			goto err_return;
+		if (ret > 0)
+			/* positive value means driver doesn't support it */
+			continue;
 
-		TAILQ_REMOVE(&pci_device_list, dev, next);
+		rte_pci_remove_device(dev);
 		free(dev);
 		return 0;
 	}
@@ -413,9 +405,10 @@ err_return:
  * for discovered devices.
  */
 int
-rte_eal_pci_probe(void)
+rte_pci_probe(void)
 {
 	struct rte_pci_device *dev = NULL;
+	size_t probed = 0, failed = 0;
 	struct rte_devargs *devargs;
 	int probe_all = 0;
 	int ret = 0;
@@ -423,7 +416,8 @@ rte_eal_pci_probe(void)
 	if (rte_eal_devargs_type_count(RTE_DEVTYPE_WHITELISTED_PCI) == 0)
 		probe_all = 1;
 
-	TAILQ_FOREACH(dev, &pci_device_list, next) {
+	FOREACH_DEVICE_ON_PCIBUS(dev) {
+		probed++;
 
 		/* set devargs in PCI structure */
 		devargs = pci_devargs_lookup(dev);
@@ -436,13 +430,17 @@ rte_eal_pci_probe(void)
 		else if (devargs != NULL &&
 			devargs->type == RTE_DEVTYPE_WHITELISTED_PCI)
 			ret = pci_probe_all_drivers(dev);
-		if (ret < 0)
-			rte_exit(EXIT_FAILURE, "Requested device " PCI_PRI_FMT
+		if (ret < 0) {
+			RTE_LOG(ERR, EAL, "Requested device " PCI_PRI_FMT
 				 " cannot be used\n", dev->addr.domain, dev->addr.bus,
 				 dev->addr.devid, dev->addr.function);
+			rte_errno = errno;
+			failed++;
+			ret = 0;
+		}
 	}
 
-	return 0;
+	return (probed && probed == failed) ? -1 : 0;
 }
 
 /* dump one device */
@@ -467,27 +465,60 @@ pci_dump_one_device(FILE *f, struct rte_pci_device *dev)
 
 /* dump devices on the bus */
 void
-rte_eal_pci_dump(FILE *f)
+rte_pci_dump(FILE *f)
 {
 	struct rte_pci_device *dev = NULL;
 
-	TAILQ_FOREACH(dev, &pci_device_list, next) {
+	FOREACH_DEVICE_ON_PCIBUS(dev) {
 		pci_dump_one_device(f, dev);
 	}
 }
 
 /* register a driver */
 void
-rte_eal_pci_register(struct rte_pci_driver *driver)
+rte_pci_register(struct rte_pci_driver *driver)
 {
-	TAILQ_INSERT_TAIL(&pci_driver_list, driver, next);
-	rte_eal_driver_register(&driver->driver);
+	TAILQ_INSERT_TAIL(&rte_pci_bus.driver_list, driver, next);
+	driver->bus = &rte_pci_bus;
 }
 
 /* unregister a driver */
 void
-rte_eal_pci_unregister(struct rte_pci_driver *driver)
+rte_pci_unregister(struct rte_pci_driver *driver)
+{
+	TAILQ_REMOVE(&rte_pci_bus.driver_list, driver, next);
+	driver->bus = NULL;
+}
+
+/* Add a device to PCI bus */
+void
+rte_pci_add_device(struct rte_pci_device *pci_dev)
+{
+	TAILQ_INSERT_TAIL(&rte_pci_bus.device_list, pci_dev, next);
+}
+
+/* Insert a device into a predefined position in PCI bus */
+void
+rte_pci_insert_device(struct rte_pci_device *exist_pci_dev,
+		      struct rte_pci_device *new_pci_dev)
 {
-	rte_eal_driver_unregister(&driver->driver);
-	TAILQ_REMOVE(&pci_driver_list, driver, next);
+	TAILQ_INSERT_BEFORE(exist_pci_dev, new_pci_dev, next);
 }
+
+/* Remove a device from PCI bus */
+void
+rte_pci_remove_device(struct rte_pci_device *pci_dev)
+{
+	TAILQ_REMOVE(&rte_pci_bus.device_list, pci_dev, next);
+}
+
+struct rte_pci_bus rte_pci_bus = {
+	.bus = {
+		.scan = rte_pci_scan,
+		.probe = rte_pci_probe,
+	},
+	.device_list = TAILQ_HEAD_INITIALIZER(rte_pci_bus.device_list),
+	.driver_list = TAILQ_HEAD_INITIALIZER(rte_pci_bus.driver_list),
+};
+
+RTE_REGISTER_BUS(PCI_BUS_NAME, rte_pci_bus.bus);
diff --git a/lib/librte_eal/common/eal_common_tailqs.c b/lib/librte_eal/common/eal_common_tailqs.c
index bb08ec8b..4f698288 100644
--- a/lib/librte_eal/common/eal_common_tailqs.c
+++ b/lib/librte_eal/common/eal_common_tailqs.c
@@ -188,8 +188,7 @@ rte_eal_tailqs_init(void)
 		if (t->head == NULL) {
 			RTE_LOG(ERR, EAL,
 				"Cannot initialize tailq: %s\n", t->name);
-			/* no need to TAILQ_REMOVE, we are going to panic in
-			 * rte_eal_init() */
+			/* TAILQ_REMOVE not needed, error is already fatal */
 			goto fail;
 		}
 	}
diff --git a/lib/librte_eal/common/eal_common_vdev.c b/lib/librte_eal/common/eal_common_vdev.c
index 7d6e54f4..0037a641 100644
--- a/lib/librte_eal/common/eal_common_vdev.c
+++ b/lib/librte_eal/common/eal_common_vdev.c
@@ -37,35 +37,84 @@
 #include <stdint.h>
 #include <sys/queue.h>
 
+#include <rte_eal.h>
+#include <rte_bus.h>
 #include <rte_vdev.h>
 #include <rte_common.h>
+#include <rte_devargs.h>
+#include <rte_memory.h>
 
+/** Double linked list of virtual device drivers. */
+TAILQ_HEAD(vdev_device_list, rte_vdev_device);
+
+static struct vdev_device_list vdev_device_list =
+	TAILQ_HEAD_INITIALIZER(vdev_device_list);
 struct vdev_driver_list vdev_driver_list =
 	TAILQ_HEAD_INITIALIZER(vdev_driver_list);
 
+static void rte_vdev_bus_register(void);
+
 /* register a driver */
 void
-rte_eal_vdrv_register(struct rte_vdev_driver *driver)
+rte_vdev_register(struct rte_vdev_driver *driver)
 {
+	rte_vdev_bus_register();
+
 	TAILQ_INSERT_TAIL(&vdev_driver_list, driver, next);
-	rte_eal_driver_register(&driver->driver);
 }
 
 /* unregister a driver */
 void
-rte_eal_vdrv_unregister(struct rte_vdev_driver *driver)
+rte_vdev_unregister(struct rte_vdev_driver *driver)
 {
-	rte_eal_driver_unregister(&driver->driver);
 	TAILQ_REMOVE(&vdev_driver_list, driver, next);
 }
 
-int
-rte_eal_vdev_init(const char *name, const char *args)
+/*
+ * Parse "driver" devargs without adding a dependency on rte_kvargs.h
+ */
+static char *parse_driver_arg(const char *args)
+{
+	const char *c;
+	char *str;
+
+	if (!args || args[0] == '\0')
+		return NULL;
+
+	c = args;
+
+	do {
+		if (strncmp(c, "driver=", 7) == 0) {
+			c += 7;
+			break;
+		}
+
+		c = strchr(c, ',');
+		if (c)
+			c++;
+	} while (c);
+
+	if (c)
+		str = strdup(c);
+	else
+		str = NULL;
+
+	return str;
+}
+
+static int
+vdev_probe_all_drivers(struct rte_vdev_device *dev)
 {
+	const char *name;
+	char *drv_name;
 	struct rte_vdev_driver *driver;
+	int ret = 1;
 
-	if (name == NULL)
-		return -EINVAL;
+	drv_name = parse_driver_arg(rte_vdev_device_args(dev));
+	name = drv_name ? drv_name : rte_vdev_device_name(dev);
+
+	RTE_LOG(DEBUG, EAL, "Search driver %s to probe device %s\n", name,
+		rte_vdev_device_name(dev));
 
 	TAILQ_FOREACH(driver, &vdev_driver_list, next) {
 		/*
@@ -75,50 +124,235 @@ rte_eal_vdev_init(const char *name, const char *args)
 		 * So use strncmp to compare.
 		 */
 		if (!strncmp(driver->driver.name, name,
-			    strlen(driver->driver.name)))
-			return driver->probe(name, args);
+			    strlen(driver->driver.name))) {
+			dev->device.driver = &driver->driver;
+			ret = driver->probe(dev);
+			if (ret)
+				dev->device.driver = NULL;
+			goto out;
+		}
 	}
 
 	/* Give new names precedence over aliases. */
 	TAILQ_FOREACH(driver, &vdev_driver_list, next) {
 		if (driver->driver.alias &&
 		    !strncmp(driver->driver.alias, name,
-			    strlen(driver->driver.alias)))
-			return driver->probe(name, args);
+			    strlen(driver->driver.alias))) {
+			dev->device.driver = &driver->driver;
+			ret = driver->probe(dev);
+			if (ret)
+				dev->device.driver = NULL;
+			break;
+		}
+	}
+
+out:
+	free(drv_name);
+	return ret;
+}
+
+static struct rte_vdev_device *
+find_vdev(const char *name)
+{
+	struct rte_vdev_device *dev;
+
+	if (!name)
+		return NULL;
+
+	TAILQ_FOREACH(dev, &vdev_device_list, next) {
+		const char *devname = rte_vdev_device_name(dev);
+		if (!strncmp(devname, name, strlen(name)))
+			return dev;
 	}
 
-	RTE_LOG(ERR, EAL, "no driver found for %s\n", name);
-	return -EINVAL;
+	return NULL;
+}
+
+static struct rte_devargs *
+alloc_devargs(const char *name, const char *args)
+{
+	struct rte_devargs *devargs;
+	int ret;
+
+	devargs = calloc(1, sizeof(*devargs));
+	if (!devargs)
+		return NULL;
+
+	devargs->type = RTE_DEVTYPE_VIRTUAL;
+	if (args)
+		devargs->args = strdup(args);
+
+	ret = snprintf(devargs->virt.drv_name,
+			       sizeof(devargs->virt.drv_name), "%s", name);
+	if (ret < 0 || ret >= (int)sizeof(devargs->virt.drv_name)) {
+		free(devargs->args);
+		free(devargs);
+		return NULL;
+	}
+
+	return devargs;
 }
 
 int
-rte_eal_vdev_uninit(const char *name)
+rte_vdev_init(const char *name, const char *args)
 {
-	struct rte_vdev_driver *driver;
+	struct rte_vdev_device *dev;
+	struct rte_devargs *devargs;
+	int ret;
 
 	if (name == NULL)
 		return -EINVAL;
 
-	TAILQ_FOREACH(driver, &vdev_driver_list, next) {
-		/*
-		 * search a driver prefix in virtual device name.
-		 * For example, if the driver is pcap PMD, driver->name
-		 * will be "net_pcap", but "name" will be "net_pcapN".
-		 * So use strncmp to compare.
-		 */
-		if (!strncmp(driver->driver.name, name,
-			     strlen(driver->driver.name)))
-			return driver->remove(name);
+	dev = find_vdev(name);
+	if (dev)
+		return -EEXIST;
+
+	devargs = alloc_devargs(name, args);
+	if (!devargs)
+		return -ENOMEM;
+
+	dev = calloc(1, sizeof(*dev));
+	if (!dev) {
+		ret = -ENOMEM;
+		goto fail;
 	}
 
-	/* Give new names precedence over aliases. */
-	TAILQ_FOREACH(driver, &vdev_driver_list, next) {
-		if (driver->driver.alias &&
-		    !strncmp(driver->driver.alias, name,
-			    strlen(driver->driver.alias)))
-			return driver->remove(name);
+	dev->device.devargs = devargs;
+	dev->device.numa_node = SOCKET_ID_ANY;
+	dev->device.name = devargs->virt.drv_name;
+
+	ret = vdev_probe_all_drivers(dev);
+	if (ret) {
+		if (ret > 0)
+			RTE_LOG(ERR, EAL, "no driver found for %s\n", name);
+		goto fail;
 	}
 
-	RTE_LOG(ERR, EAL, "no driver found for %s\n", name);
-	return -EINVAL;
+	TAILQ_INSERT_TAIL(&devargs_list, devargs, next);
+
+	TAILQ_INSERT_TAIL(&vdev_device_list, dev, next);
+	return 0;
+
+fail:
+	free(devargs->args);
+	free(devargs);
+	free(dev);
+	return ret;
+}
+
+static int
+vdev_remove_driver(struct rte_vdev_device *dev)
+{
+	const char *name = rte_vdev_device_name(dev);
+	const struct rte_vdev_driver *driver;
+
+	if (!dev->device.driver) {
+		RTE_LOG(DEBUG, EAL, "no driver attach to device %s\n", name);
+		return 1;
+	}
+
+	driver = container_of(dev->device.driver, const struct rte_vdev_driver,
+		driver);
+	return driver->remove(dev);
+}
+
+int
+rte_vdev_uninit(const char *name)
+{
+	struct rte_vdev_device *dev;
+	struct rte_devargs *devargs;
+	int ret;
+
+	if (name == NULL)
+		return -EINVAL;
+
+	dev = find_vdev(name);
+	if (!dev)
+		return -ENOENT;
+
+	devargs = dev->device.devargs;
+
+	ret = vdev_remove_driver(dev);
+	if (ret)
+		return ret;
+
+	TAILQ_REMOVE(&vdev_device_list, dev, next);
+
+	TAILQ_REMOVE(&devargs_list, devargs, next);
+
+	free(devargs->args);
+	free(devargs);
+	free(dev);
+	return 0;
+}
+
+static int
+vdev_scan(void)
+{
+	struct rte_vdev_device *dev;
+	struct rte_devargs *devargs;
+
+	/* for virtual devices we scan the devargs_list populated via cmdline */
+
+	TAILQ_FOREACH(devargs, &devargs_list, next) {
+
+		if (devargs->type != RTE_DEVTYPE_VIRTUAL)
+			continue;
+
+		dev = find_vdev(devargs->virt.drv_name);
+		if (dev)
+			continue;
+
+		dev = calloc(1, sizeof(*dev));
+		if (!dev)
+			return -1;
+
+		dev->device.devargs = devargs;
+		dev->device.numa_node = SOCKET_ID_ANY;
+		dev->device.name = devargs->virt.drv_name;
+
+		TAILQ_INSERT_TAIL(&vdev_device_list, dev, next);
+	}
+
+	return 0;
+}
+
+static int
+vdev_probe(void)
+{
+	struct rte_vdev_device *dev;
+
+	/* call the init function for each virtual device */
+	TAILQ_FOREACH(dev, &vdev_device_list, next) {
+
+		if (dev->device.driver)
+			continue;
+
+		if (vdev_probe_all_drivers(dev)) {
+			RTE_LOG(ERR, EAL, "failed to initialize %s device\n",
+				rte_vdev_device_name(dev));
+			return -1;
+		}
+	}
+
+	return 0;
+}
+
+static struct rte_bus rte_vdev_bus = {
+	.scan = vdev_scan,
+	.probe = vdev_probe,
+};
+
+RTE_INIT(rte_vdev_bus_register);
+
+static void rte_vdev_bus_register(void)
+{
+	static int registered;
+
+	if (registered)
+		return;
+
+	registered = 1;
+	rte_vdev_bus.name = RTE_STR(virtual);
+	rte_bus_register(&rte_vdev_bus);
 }
diff --git a/lib/librte_eal/common/eal_internal_cfg.h b/lib/librte_eal/common/eal_internal_cfg.h
index 5f1367eb..7b7e8c88 100644
--- a/lib/librte_eal/common/eal_internal_cfg.h
+++ b/lib/librte_eal/common/eal_internal_cfg.h
@@ -78,7 +78,6 @@ struct internal_config {
 	volatile uint64_t socket_mem[RTE_MAX_NUMA_NODES]; /**< amount of memory per socket */
 	uintptr_t base_virtaddr;          /**< base address to try and reserve memory from */
 	volatile int syslog_facility;	  /**< facility passed to openlog() */
-	volatile uint32_t log_level;	  /**< default log level */
 	/** default interrupt mode for VFIO */
 	volatile enum rte_intr_mode vfio_intr_mode;
 	const char *hugefile_prefix;      /**< the base filename of hugetlbfs files */
diff --git a/lib/librte_eal/common/eal_private.h b/lib/librte_eal/common/eal_private.h
index 9e7d8f6b..6cacce07 100644
--- a/lib/librte_eal/common/eal_private.h
+++ b/lib/librte_eal/common/eal_private.h
@@ -34,6 +34,7 @@
 #ifndef _EAL_PRIVATE_H_
 #define _EAL_PRIVATE_H_
 
+#include <stdbool.h>
 #include <stdio.h>
 #include <rte_pci.h>
 
@@ -108,18 +109,43 @@ int rte_eal_timer_init(void);
  */
 int rte_eal_log_init(const char *id, int facility);
 
+struct rte_pci_driver;
+struct rte_pci_device;
+
 /**
- * Init the PCI infrastructure
- *
- * This function is private to EAL.
+ * Add a PCI device to the PCI Bus (append to PCI Device list). This function
+ * also updates the bus references of the PCI Device (and the generic device
+ * object embedded within.
  *
- * @return
- *   0 on success, negative on error
+ * @param pci_dev
+ *	PCI device to add
+ * @return void
  */
-int rte_eal_pci_init(void);
+void rte_pci_add_device(struct rte_pci_device *pci_dev);
 
-struct rte_pci_driver;
-struct rte_pci_device;
+/**
+ * Insert a PCI device in the PCI Bus at a particular location in the device
+ * list. It also updates the PCI Bus reference of the new devices to be
+ * inserted.
+ *
+ * @param exist_pci_dev
+ *	Existing PCI device in PCI Bus
+ * @param new_pci_dev
+ *	PCI device to be added before exist_pci_dev
+ * @return void
+ */
+void rte_pci_insert_device(struct rte_pci_device *exist_pci_dev,
+		struct rte_pci_device *new_pci_dev);
+
+/**
+ * Remove a PCI device from the PCI Bus. This sets to NULL the bus references
+ * in the PCI device object as well as the generic device object.
+ *
+ * @param pci_device
+ *	PCI device to be removed from PCI Bus
+ * @return void
+ */
+void rte_pci_remove_device(struct rte_pci_device *pci_device);
 
 /**
  * Update a pci device object by asking the kernel for the latest information.
@@ -301,4 +327,15 @@ int rte_eal_hugepage_init(void);
  */
 int rte_eal_hugepage_attach(void);
 
+/**
+ * Returns true if the system is able to obtain
+ * physical addresses. Return false if using DMA
+ * addresses through an IOMMU.
+ *
+ * Drivers based on uio will not load unless physical
+ * addresses are obtainable. It is only possible to get
+ * physical addresses when running as a privileged user.
+ */
+bool rte_eal_using_phys_addrs(void);
+
 #endif /* _EAL_PRIVATE_H_ */
diff --git a/lib/librte_eal/common/include/arch/arm/rte_atomic.h b/lib/librte_eal/common/include/arch/arm/rte_atomic.h
index 454a12b0..f3f3b6e3 100644
--- a/lib/librte_eal/common/include/arch/arm/rte_atomic.h
+++ b/lib/librte_eal/common/include/arch/arm/rte_atomic.h
@@ -39,10 +39,4 @@
 #include <rte_atomic_32.h>
 #endif
 
-#define rte_smp_mb() rte_mb()
-
-#define rte_smp_wmb() rte_wmb()
-
-#define rte_smp_rmb() rte_rmb()
-
 #endif /* _RTE_ATOMIC_ARM_H_ */
diff --git a/lib/librte_eal/common/include/arch/arm/rte_atomic_32.h b/lib/librte_eal/common/include/arch/arm/rte_atomic_32.h
index 9ae1e78b..14c04864 100644
--- a/lib/librte_eal/common/include/arch/arm/rte_atomic_32.h
+++ b/lib/librte_eal/common/include/arch/arm/rte_atomic_32.h
@@ -67,6 +67,18 @@ extern "C" {
  */
 #define	rte_rmb() __sync_synchronize()
 
+#define rte_smp_mb() rte_mb()
+
+#define rte_smp_wmb() rte_wmb()
+
+#define rte_smp_rmb() rte_rmb()
+
+#define rte_io_mb() rte_mb()
+
+#define rte_io_wmb() rte_wmb()
+
+#define rte_io_rmb() rte_rmb()
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/lib/librte_eal/common/include/arch/arm/rte_atomic_64.h b/lib/librte_eal/common/include/arch/arm/rte_atomic_64.h
index 671caa76..dc3a0f3b 100644
--- a/lib/librte_eal/common/include/arch/arm/rte_atomic_64.h
+++ b/lib/librte_eal/common/include/arch/arm/rte_atomic_64.h
@@ -43,43 +43,26 @@ extern "C" {
 
 #include "generic/rte_atomic.h"
 
-#define dmb(opt)  do { asm volatile("dmb " #opt : : : "memory"); } while (0)
+#define dsb(opt)  { asm volatile("dsb " #opt : : : "memory"); }
+#define dmb(opt)  { asm volatile("dmb " #opt : : : "memory"); }
 
-/**
- * General memory barrier.
- *
- * Guarantees that the LOAD and STORE operations generated before the
- * barrier occur before the LOAD and STORE operations generated after.
- * This function is architecture dependent.
- */
-static inline void rte_mb(void)
-{
-	dmb(ish);
-}
+#define rte_mb() dsb(sy)
 
-/**
- * Write memory barrier.
- *
- * Guarantees that the STORE operations generated before the barrier
- * occur before the STORE operations generated after.
- * This function is architecture dependent.
- */
-static inline void rte_wmb(void)
-{
-	dmb(ishst);
-}
+#define rte_wmb() dsb(st)
 
-/**
- * Read memory barrier.
- *
- * Guarantees that the LOAD operations generated before the barrier
- * occur before the LOAD operations generated after.
- * This function is architecture dependent.
- */
-static inline void rte_rmb(void)
-{
-	dmb(ishld);
-}
+#define rte_rmb() dsb(ld)
+
+#define rte_smp_mb() dmb(ish)
+
+#define rte_smp_wmb() dmb(ishst)
+
+#define rte_smp_rmb() dmb(ishld)
+
+#define rte_io_mb() rte_mb()
+
+#define rte_io_wmb() rte_wmb()
+
+#define rte_io_rmb() rte_rmb()
 
 #ifdef __cplusplus
 }
diff --git a/lib/librte_eal/common/include/arch/tile/rte_cpuflags.h b/lib/librte_eal/common/include/arch/arm/rte_io.h
index 1849b520..9593b424 100644
--- a/lib/librte_eal/common/include/arch/tile/rte_cpuflags.h
+++ b/lib/librte_eal/common/include/arch/arm/rte_io.h
@@ -1,7 +1,8 @@
 /*
  *   BSD LICENSE
  *
- *   Copyright (C) EZchip Semiconductor Ltd. 2015.
+ *   Copyright(c) 2016 Cavium networks. All rights reserved.
+ *   All rights reserved.
  *
  *   Redistribution and use in source and binary forms, with or without
  *   modification, are permitted provided that the following conditions
@@ -13,7 +14,7 @@
  *       notice, this list of conditions and the following disclaimer in
  *       the documentation and/or other materials provided with the
  *       distribution.
- *     * Neither the name of EZchip Semiconductor nor the names of its
+ *     * Neither the name of Cavium networks nor the names of its
  *       contributors may be used to endorse or promote products derived
  *       from this software without specific prior written permission.
  *
@@ -28,26 +29,23 @@
  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
+ */
 
-#ifndef _RTE_CPUFLAGS_TILE_H_
-#define _RTE_CPUFLAGS_TILE_H_
+#ifndef _RTE_IO_ARM_H_
+#define _RTE_IO_ARM_H_
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
-/**
- * Enumeration of all CPU features supported
- */
-enum rte_cpu_flag_t {
-	RTE_CPUFLAG_NUMFLAGS /**< This should always be the last! */
-};
-
-#include "generic/rte_cpuflags.h"
+#ifdef RTE_ARCH_64
+#include "rte_io_64.h"
+#else
+#include "generic/rte_io.h"
+#endif
 
 #ifdef __cplusplus
 }
 #endif
 
-#endif /* _RTE_CPUFLAGS_TILE_H_ */
+#endif /* _RTE_IO_ARM_H_ */
diff --git a/lib/librte_eal/common/include/arch/arm/rte_io_64.h b/lib/librte_eal/common/include/arch/arm/rte_io_64.h
new file mode 100644
index 00000000..0402125b
--- /dev/null
+++ b/lib/librte_eal/common/include/arch/arm/rte_io_64.h
@@ -0,0 +1,199 @@
+/*
+ *   BSD LICENSE
+ *
+ *   Copyright (C) Cavium networks Ltd. 2016.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Cavium networks nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _RTE_IO_ARM64_H_
+#define _RTE_IO_ARM64_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+
+#define RTE_OVERRIDE_IO_H
+
+#include "generic/rte_io.h"
+#include "rte_atomic_64.h"
+
+static inline uint8_t __attribute__((always_inline))
+rte_read8_relaxed(const volatile void *addr)
+{
+	uint8_t val;
+
+	asm volatile(
+		    "ldrb %w[val], [%x[addr]]"
+		    : [val] "=r" (val)
+		    : [addr] "r" (addr));
+	return val;
+}
+
+static inline uint16_t __attribute__((always_inline))
+rte_read16_relaxed(const volatile void *addr)
+{
+	uint16_t val;
+
+	asm volatile(
+		    "ldrh %w[val], [%x[addr]]"
+		    : [val] "=r" (val)
+		    : [addr] "r" (addr));
+	return val;
+}
+
+static inline uint32_t __attribute__((always_inline))
+rte_read32_relaxed(const volatile void *addr)
+{
+	uint32_t val;
+
+	asm volatile(
+		    "ldr %w[val], [%x[addr]]"
+		    : [val] "=r" (val)
+		    : [addr] "r" (addr));
+	return val;
+}
+
+static inline uint64_t __attribute__((always_inline))
+rte_read64_relaxed(const volatile void *addr)
+{
+	uint64_t val;
+
+	asm volatile(
+		    "ldr %x[val], [%x[addr]]"
+		    : [val] "=r" (val)
+		    : [addr] "r" (addr));
+	return val;
+}
+
+static inline void __attribute__((always_inline))
+rte_write8_relaxed(uint8_t val, volatile void *addr)
+{
+	asm volatile(
+		    "strb %w[val], [%x[addr]]"
+		    :
+		    : [val] "r" (val), [addr] "r" (addr));
+}
+
+static inline void __attribute__((always_inline))
+rte_write16_relaxed(uint16_t val, volatile void *addr)
+{
+	asm volatile(
+		    "strh %w[val], [%x[addr]]"
+		    :
+		    : [val] "r" (val), [addr] "r" (addr));
+}
+
+static inline void __attribute__((always_inline))
+rte_write32_relaxed(uint32_t val, volatile void *addr)
+{
+	asm volatile(
+		    "str %w[val], [%x[addr]]"
+		    :
+		    : [val] "r" (val), [addr] "r" (addr));
+}
+
+static inline void __attribute__((always_inline))
+rte_write64_relaxed(uint64_t val, volatile void *addr)
+{
+	asm volatile(
+		    "str %x[val], [%x[addr]]"
+		    :
+		    : [val] "r" (val), [addr] "r" (addr));
+}
+
+static inline uint8_t __attribute__((always_inline))
+rte_read8(const volatile void *addr)
+{
+	uint8_t val;
+	val = rte_read8_relaxed(addr);
+	rte_io_rmb();
+	return val;
+}
+
+static inline uint16_t __attribute__((always_inline))
+rte_read16(const volatile void *addr)
+{
+	uint16_t val;
+	val = rte_read16_relaxed(addr);
+	rte_io_rmb();
+	return val;
+}
+
+static inline uint32_t  __attribute__((always_inline))
+rte_read32(const volatile void *addr)
+{
+	uint32_t val;
+	val = rte_read32_relaxed(addr);
+	rte_io_rmb();
+	return val;
+}
+
+static inline uint64_t __attribute__((always_inline))
+rte_read64(const volatile void *addr)
+{
+	uint64_t val;
+	val = rte_read64_relaxed(addr);
+	rte_io_rmb();
+	return val;
+}
+
+static inline void __attribute__((always_inline))
+rte_write8(uint8_t value, volatile void *addr)
+{
+	rte_io_wmb();
+	rte_write8_relaxed(value, addr);
+}
+
+static inline void __attribute__((always_inline))
+rte_write16(uint16_t value, volatile void *addr)
+{
+	rte_io_wmb();
+	rte_write16_relaxed(value, addr);
+}
+
+static inline void __attribute__((always_inline))
+rte_write32(uint32_t value, volatile void *addr)
+{
+	rte_io_wmb();
+	rte_write32_relaxed(value, addr);
+}
+
+static inline void __attribute__((always_inline))
+rte_write64(uint64_t value, volatile void *addr)
+{
+	rte_io_wmb();
+	rte_write64_relaxed(value, addr);
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _RTE_IO_ARM64_H_ */
diff --git a/lib/librte_eal/common/include/arch/arm/rte_vect.h b/lib/librte_eal/common/include/arch/arm/rte_vect.h
index b86c2cf5..4107c998 100644
--- a/lib/librte_eal/common/include/arch/arm/rte_vect.h
+++ b/lib/librte_eal/common/include/arch/arm/rte_vect.h
@@ -34,6 +34,7 @@
 #define _RTE_VECT_ARM_H_
 
 #include <stdint.h>
+#include "generic/rte_vect.h"
 #include "arm_neon.h"
 
 #ifdef __cplusplus
diff --git a/lib/librte_eal/common/include/arch/ppc_64/rte_atomic.h b/lib/librte_eal/common/include/arch/ppc_64/rte_atomic.h
index fb4fccb4..150810cd 100644
--- a/lib/librte_eal/common/include/arch/ppc_64/rte_atomic.h
+++ b/lib/librte_eal/common/include/arch/ppc_64/rte_atomic.h
@@ -87,6 +87,12 @@ extern "C" {
 
 #define rte_smp_rmb() rte_rmb()
 
+#define rte_io_mb() rte_mb()
+
+#define rte_io_wmb() rte_wmb()
+
+#define rte_io_rmb() rte_rmb()
+
 /*------------------------- 16 bit atomic operations -------------------------*/
 /* To be compatible with Power7, use GCC built-in functions for 16 bit
  * operations */
diff --git a/lib/librte_eal/common/arch/tile/rte_cpuflags.c b/lib/librte_eal/common/include/arch/ppc_64/rte_io.h
index a2b6c51a..be192da7 100644
--- a/lib/librte_eal/common/arch/tile/rte_cpuflags.c
+++ b/lib/librte_eal/common/include/arch/ppc_64/rte_io.h
@@ -1,7 +1,8 @@
 /*
  *   BSD LICENSE
  *
- *   Copyright (C) EZchip Semiconductor Ltd. 2015.
+ *   Copyright(c) 2016 Cavium networks. All rights reserved.
+ *   All rights reserved.
  *
  *   Redistribution and use in source and binary forms, with or without
  *   modification, are permitted provided that the following conditions
@@ -13,7 +14,7 @@
  *       notice, this list of conditions and the following disclaimer in
  *       the documentation and/or other materials provided with the
  *       distribution.
- *     * Neither the name of EZchip Semiconductor nor the names of its
+ *     * Neither the name of Cavium networks nor the names of its
  *       contributors may be used to endorse or promote products derived
  *       from this software without specific prior written permission.
  *
@@ -28,20 +29,19 @@
  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
+ */
 
-#include "rte_cpuflags.h"
+#ifndef _RTE_IO_PPC_64_H_
+#define _RTE_IO_PPC_64_H_
 
-#include <errno.h>
+#ifdef __cplusplus
+extern "C" {
+#endif
 
-const struct feature_entry rte_cpu_feature_table[] = {
-};
+#include "generic/rte_io.h"
 
-/*
- * Checks if a particular flag is available on current machine.
- */
-int
-rte_cpu_get_flag_enabled(__attribute__((unused)) enum rte_cpu_flag_t feature)
-{
-	return -ENOENT;
+#ifdef __cplusplus
 }
+#endif
+
+#endif /* _RTE_IO_PPC_64_H_ */
diff --git a/lib/librte_eal/common/include/arch/ppc_64/rte_vect.h b/lib/librte_eal/common/include/arch/ppc_64/rte_vect.h
index 05209e52..99586e58 100644
--- a/lib/librte_eal/common/include/arch/ppc_64/rte_vect.h
+++ b/lib/librte_eal/common/include/arch/ppc_64/rte_vect.h
@@ -34,6 +34,7 @@
 #define _RTE_VECT_PPC_64_H_
 
 #include <altivec.h>
+#include "generic/rte_vect.h"
 
 #ifdef __cplusplus
 extern "C" {
diff --git a/lib/librte_eal/common/include/arch/tile/rte_atomic.h b/lib/librte_eal/common/include/arch/tile/rte_atomic.h
deleted file mode 100644
index 28825ff6..00000000
--- a/lib/librte_eal/common/include/arch/tile/rte_atomic.h
+++ /dev/null
@@ -1,92 +0,0 @@
-/*
- *   BSD LICENSE
- *
- *   Copyright (C) EZchip Semiconductor Ltd. 2015.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of EZchip Semiconductor nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
-
-#ifndef _RTE_ATOMIC_TILE_H_
-#define _RTE_ATOMIC_TILE_H_
-
-#ifndef RTE_FORCE_INTRINSICS
-#  error Platform must be built with CONFIG_RTE_FORCE_INTRINSICS
-#endif
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#include "generic/rte_atomic.h"
-
-/**
- * General memory barrier.
- *
- * Guarantees that the LOAD and STORE operations generated before the
- * barrier occur before the LOAD and STORE operations generated after.
- * This function is architecture dependent.
- */
-static inline void rte_mb(void)
-{
-	__sync_synchronize();
-}
-
-/**
- * Write memory barrier.
- *
- * Guarantees that the STORE operations generated before the barrier
- * occur before the STORE operations generated after.
- * This function is architecture dependent.
- */
-static inline void rte_wmb(void)
-{
-	__sync_synchronize();
-}
-
-/**
- * Read memory barrier.
- *
- * Guarantees that the LOAD operations generated before the barrier
- * occur before the LOAD operations generated after.
- * This function is architecture dependent.
- */
-static inline void rte_rmb(void)
-{
-	__sync_synchronize();
-}
-
-#define rte_smp_mb() rte_mb()
-
-#define rte_smp_wmb() rte_compiler_barrier()
-
-#define rte_smp_rmb() rte_compiler_barrier()
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* _RTE_ATOMIC_TILE_H_ */
diff --git a/lib/librte_eal/common/include/arch/tile/rte_byteorder.h b/lib/librte_eal/common/include/arch/tile/rte_byteorder.h
deleted file mode 100644
index 7239e437..00000000
--- a/lib/librte_eal/common/include/arch/tile/rte_byteorder.h
+++ /dev/null
@@ -1,91 +0,0 @@
-/*
- *   BSD LICENSE
- *
- *   Copyright (C) EZchip Semiconductor Ltd. 2015.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of EZchip Semiconductor nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
-
-#ifndef _RTE_BYTEORDER_TILE_H_
-#define _RTE_BYTEORDER_TILE_H_
-
-#ifndef RTE_FORCE_INTRINSICS
-#  error Platform must be built with CONFIG_RTE_FORCE_INTRINSICS
-#endif
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#include "generic/rte_byteorder.h"
-
-#if !(__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8))
-#define rte_bswap16(x) rte_constant_bswap16(x)
-#endif
-
-#if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
-
-#define rte_cpu_to_le_16(x) (x)
-#define rte_cpu_to_le_32(x) (x)
-#define rte_cpu_to_le_64(x) (x)
-
-#define rte_cpu_to_be_16(x) rte_bswap16(x)
-#define rte_cpu_to_be_32(x) rte_bswap32(x)
-#define rte_cpu_to_be_64(x) rte_bswap64(x)
-
-#define rte_le_to_cpu_16(x) (x)
-#define rte_le_to_cpu_32(x) (x)
-#define rte_le_to_cpu_64(x) (x)
-
-#define rte_be_to_cpu_16(x) rte_bswap16(x)
-#define rte_be_to_cpu_32(x) rte_bswap32(x)
-#define rte_be_to_cpu_64(x) rte_bswap64(x)
-
-#else /* RTE_BIG_ENDIAN */
-
-#define rte_cpu_to_le_16(x) rte_bswap16(x)
-#define rte_cpu_to_le_32(x) rte_bswap32(x)
-#define rte_cpu_to_le_64(x) rte_bswap64(x)
-
-#define rte_cpu_to_be_16(x) (x)
-#define rte_cpu_to_be_32(x) (x)
-#define rte_cpu_to_be_64(x) (x)
-
-#define rte_le_to_cpu_16(x) rte_bswap16(x)
-#define rte_le_to_cpu_32(x) rte_bswap32(x)
-#define rte_le_to_cpu_64(x) rte_bswap64(x)
-
-#define rte_be_to_cpu_16(x) (x)
-#define rte_be_to_cpu_32(x) (x)
-#define rte_be_to_cpu_64(x) (x)
-#endif
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* _RTE_BYTEORDER_TILE_H_ */
diff --git a/lib/librte_eal/common/include/arch/tile/rte_memcpy.h b/lib/librte_eal/common/include/arch/tile/rte_memcpy.h
deleted file mode 100644
index e606957c..00000000
--- a/lib/librte_eal/common/include/arch/tile/rte_memcpy.h
+++ /dev/null
@@ -1,87 +0,0 @@
-/*
- *   BSD LICENSE
- *
- *   Copyright (C) EZchip Semiconductor Ltd. 2015.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of EZchip Semiconductor nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
-
-#ifndef _RTE_MEMCPY_TILE_H_
-#define _RTE_MEMCPY_TILE_H_
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#include <stdint.h>
-#include <string.h>
-
-#include "generic/rte_memcpy.h"
-
-static inline void
-rte_mov16(uint8_t *dst, const uint8_t *src)
-{
-	memcpy(dst, src, 16);
-}
-
-static inline void
-rte_mov32(uint8_t *dst, const uint8_t *src)
-{
-	memcpy(dst, src, 32);
-}
-
-static inline void
-rte_mov48(uint8_t *dst, const uint8_t *src)
-{
-	memcpy(dst, src, 48);
-}
-
-static inline void
-rte_mov64(uint8_t *dst, const uint8_t *src)
-{
-	memcpy(dst, src, 64);
-}
-
-static inline void
-rte_mov128(uint8_t *dst, const uint8_t *src)
-{
-	memcpy(dst, src, 128);
-}
-
-static inline void
-rte_mov256(uint8_t *dst, const uint8_t *src)
-{
-	memcpy(dst, src, 256);
-}
-
-#define rte_memcpy(d, s, n)	memcpy((d), (s), (n))
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* _RTE_MEMCPY_TILE_H_ */
diff --git a/lib/librte_eal/common/include/arch/tile/rte_prefetch.h b/lib/librte_eal/common/include/arch/tile/rte_prefetch.h
deleted file mode 100644
index 7a1bb93e..00000000
--- a/lib/librte_eal/common/include/arch/tile/rte_prefetch.h
+++ /dev/null
@@ -1,67 +0,0 @@
-/*
- *   BSD LICENSE
- *
- *   Copyright (C) EZchip Semiconductor Ltd. 2015.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of EZchip Semiconductor nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
-
-#ifndef _RTE_PREFETCH_TILE_H_
-#define _RTE_PREFETCH_TILE_H_
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#include "generic/rte_prefetch.h"
-
-static inline void rte_prefetch0(const volatile void *p)
-{
-	__builtin_prefetch((const void *)(uintptr_t)p, 0, 3);
-}
-
-static inline void rte_prefetch1(const volatile void *p)
-{
-	__builtin_prefetch((const void *)(uintptr_t)p, 0, 2);
-}
-
-static inline void rte_prefetch2(const volatile void *p)
-{
-	__builtin_prefetch((const void *)(uintptr_t)p, 0, 1);
-}
-
-static inline void rte_prefetch_non_temporal(const volatile void *p)
-{
-	/* non-temporal version not available, fallback to rte_prefetch0 */
-	rte_prefetch0(p);
-}
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* _RTE_PREFETCH_TILE_H_ */
diff --git a/lib/librte_eal/common/include/arch/tile/rte_rwlock.h b/lib/librte_eal/common/include/arch/tile/rte_rwlock.h
deleted file mode 100644
index 8f67a190..00000000
--- a/lib/librte_eal/common/include/arch/tile/rte_rwlock.h
+++ /dev/null
@@ -1,70 +0,0 @@
-/*
- *   BSD LICENSE
- *
- *   Copyright (C) EZchip Semiconductor Ltd. 2015.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of EZchip Semiconductor nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
-
-#ifndef _RTE_RWLOCK_TILE_H_
-#define _RTE_RWLOCK_TILE_H_
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#include "generic/rte_rwlock.h"
-
-static inline void
-rte_rwlock_read_lock_tm(rte_rwlock_t *rwl)
-{
-	rte_rwlock_read_lock(rwl);
-}
-
-static inline void
-rte_rwlock_read_unlock_tm(rte_rwlock_t *rwl)
-{
-	rte_rwlock_read_unlock(rwl);
-}
-
-static inline void
-rte_rwlock_write_lock_tm(rte_rwlock_t *rwl)
-{
-	rte_rwlock_write_lock(rwl);
-}
-
-static inline void
-rte_rwlock_write_unlock_tm(rte_rwlock_t *rwl)
-{
-	rte_rwlock_write_unlock(rwl);
-}
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* _RTE_RWLOCK_TILE_H_ */
diff --git a/lib/librte_eal/common/include/arch/tile/rte_spinlock.h b/lib/librte_eal/common/include/arch/tile/rte_spinlock.h
deleted file mode 100644
index e91f99ee..00000000
--- a/lib/librte_eal/common/include/arch/tile/rte_spinlock.h
+++ /dev/null
@@ -1,92 +0,0 @@
-/*
- *   BSD LICENSE
- *
- *   Copyright (C) EZchip Semiconductor Ltd. 2015.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of EZchip Semiconductor nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
-
-#ifndef _RTE_SPINLOCK_TILE_H_
-#define _RTE_SPINLOCK_TILE_H_
-
-#ifndef RTE_FORCE_INTRINSICS
-#  error Platform must be built with CONFIG_RTE_FORCE_INTRINSICS
-#endif
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#include <rte_common.h>
-#include "generic/rte_spinlock.h"
-
-static inline int rte_tm_supported(void)
-{
-	return 0;
-}
-
-static inline void
-rte_spinlock_lock_tm(rte_spinlock_t *sl)
-{
-	rte_spinlock_lock(sl); /* fall-back */
-}
-
-static inline int
-rte_spinlock_trylock_tm(rte_spinlock_t *sl)
-{
-	return rte_spinlock_trylock(sl);
-}
-
-static inline void
-rte_spinlock_unlock_tm(rte_spinlock_t *sl)
-{
-	rte_spinlock_unlock(sl);
-}
-
-static inline void
-rte_spinlock_recursive_lock_tm(rte_spinlock_recursive_t *slr)
-{
-	rte_spinlock_recursive_lock(slr); /* fall-back */
-}
-
-static inline void
-rte_spinlock_recursive_unlock_tm(rte_spinlock_recursive_t *slr)
-{
-	rte_spinlock_recursive_unlock(slr);
-}
-
-static inline int
-rte_spinlock_recursive_trylock_tm(rte_spinlock_recursive_t *slr)
-{
-	return rte_spinlock_recursive_trylock(slr);
-}
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* _RTE_SPINLOCK_TILE_H_ */
diff --git a/lib/librte_eal/common/include/arch/x86/rte_atomic.h b/lib/librte_eal/common/include/arch/x86/rte_atomic.h
index 00b1cdf5..4eac6663 100644
--- a/lib/librte_eal/common/include/arch/x86/rte_atomic.h
+++ b/lib/librte_eal/common/include/arch/x86/rte_atomic.h
@@ -61,6 +61,12 @@ extern "C" {
 
 #define rte_smp_rmb() rte_compiler_barrier()
 
+#define rte_io_mb() rte_mb()
+
+#define rte_io_wmb() rte_compiler_barrier()
+
+#define rte_io_rmb() rte_compiler_barrier()
+
 /*------------------------- 16 bit atomic operations -------------------------*/
 
 #ifndef RTE_FORCE_INTRINSICS
diff --git a/lib/librte_eal/common/include/arch/tile/rte_cycles.h b/lib/librte_eal/common/include/arch/x86/rte_io.h
index 0b2200a3..c8d14043 100644
--- a/lib/librte_eal/common/include/arch/tile/rte_cycles.h
+++ b/lib/librte_eal/common/include/arch/x86/rte_io.h
@@ -1,7 +1,8 @@
 /*
  *   BSD LICENSE
  *
- *   Copyright (C) EZchip Semiconductor Ltd. 2015.
+ *   Copyright(c) 2016 Cavium networks. All rights reserved.
+ *   All rights reserved.
  *
  *   Redistribution and use in source and binary forms, with or without
  *   modification, are permitted provided that the following conditions
@@ -13,7 +14,7 @@
  *       notice, this list of conditions and the following disclaimer in
  *       the documentation and/or other materials provided with the
  *       distribution.
- *     * Neither the name of EZchip Semiconductor nor the names of its
+ *     * Neither the name of Cavium networks nor the names of its
  *       contributors may be used to endorse or promote products derived
  *       from this software without specific prior written permission.
  *
@@ -28,43 +29,19 @@
  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
+ */
 
-#ifndef _RTE_CYCLES_TILE_H_
-#define _RTE_CYCLES_TILE_H_
+#ifndef _RTE_IO_X86_H_
+#define _RTE_IO_X86_H_
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
-#include <arch/cycle.h>
-
-#include "generic/rte_cycles.h"
-
-/**
- * Read the time base register.
- *
- * @return
- *   The time base for this lcore.
- */
-static inline uint64_t
-rte_rdtsc(void)
-{
-	return get_cycle_count();
-}
-
-static inline uint64_t
-rte_rdtsc_precise(void)
-{
-	rte_mb();
-	return rte_rdtsc();
-}
-
-static inline uint64_t
-rte_get_tsc_cycles(void) { return rte_rdtsc(); }
+#include "generic/rte_io.h"
 
 #ifdef __cplusplus
 }
 #endif
 
-#endif /* _RTE_CYCLES_TILE_H_ */
+#endif /* _RTE_IO_X86_H_ */
diff --git a/lib/librte_eal/common/include/arch/x86/rte_memcpy.h b/lib/librte_eal/common/include/arch/x86/rte_memcpy.h
index b3bfc235..b9785e85 100644
--- a/lib/librte_eal/common/include/arch/x86/rte_memcpy.h
+++ b/lib/librte_eal/common/include/arch/x86/rte_memcpy.h
@@ -69,6 +69,8 @@ rte_memcpy(void *dst, const void *src, size_t n) __attribute__((always_inline));
 
 #ifdef RTE_MACHINE_CPUFLAG_AVX512F
 
+#define ALIGNMENT_MASK 0x3F
+
 /**
  * AVX512 implementation below
  */
@@ -189,7 +191,7 @@ rte_mov512blocks(uint8_t *dst, const uint8_t *src, size_t n)
 }
 
 static inline void *
-rte_memcpy(void *dst, const void *src, size_t n)
+rte_memcpy_generic(void *dst, const void *src, size_t n)
 {
 	uintptr_t dstu = (uintptr_t)dst;
 	uintptr_t srcu = (uintptr_t)src;
@@ -308,6 +310,8 @@ COPY_BLOCK_128_BACK63:
 
 #elif defined RTE_MACHINE_CPUFLAG_AVX2
 
+#define ALIGNMENT_MASK 0x1F
+
 /**
  * AVX2 implementation below
  */
@@ -387,7 +391,7 @@ rte_mov128blocks(uint8_t *dst, const uint8_t *src, size_t n)
 }
 
 static inline void *
-rte_memcpy(void *dst, const void *src, size_t n)
+rte_memcpy_generic(void *dst, const void *src, size_t n)
 {
 	uintptr_t dstu = (uintptr_t)dst;
 	uintptr_t srcu = (uintptr_t)src;
@@ -499,6 +503,8 @@ COPY_BLOCK_128_BACK31:
 
 #else /* RTE_MACHINE_CPUFLAG */
 
+#define ALIGNMENT_MASK 0x0F
+
 /**
  * SSE & AVX implementation below
  */
@@ -677,7 +683,7 @@ __extension__ ({                                                      \
 })
 
 static inline void *
-rte_memcpy(void *dst, const void *src, size_t n)
+rte_memcpy_generic(void *dst, const void *src, size_t n)
 {
 	__m128i xmm0, xmm1, xmm2, xmm3, xmm4, xmm5, xmm6, xmm7, xmm8;
 	uintptr_t dstu = (uintptr_t)dst;
@@ -821,6 +827,75 @@ COPY_BLOCK_64_BACK15:
 
 #endif /* RTE_MACHINE_CPUFLAG */
 
+static inline void *
+rte_memcpy_aligned(void *dst, const void *src, size_t n)
+{
+	void *ret = dst;
+
+	/* Copy size <= 16 bytes */
+	if (n < 16) {
+		if (n & 0x01) {
+			*(uint8_t *)dst = *(const uint8_t *)src;
+			src = (const uint8_t *)src + 1;
+			dst = (uint8_t *)dst + 1;
+		}
+		if (n & 0x02) {
+			*(uint16_t *)dst = *(const uint16_t *)src;
+			src = (const uint16_t *)src + 1;
+			dst = (uint16_t *)dst + 1;
+		}
+		if (n & 0x04) {
+			*(uint32_t *)dst = *(const uint32_t *)src;
+			src = (const uint32_t *)src + 1;
+			dst = (uint32_t *)dst + 1;
+		}
+		if (n & 0x08)
+			*(uint64_t *)dst = *(const uint64_t *)src;
+
+		return ret;
+	}
+
+	/* Copy 16 <= size <= 32 bytes */
+	if (n <= 32) {
+		rte_mov16((uint8_t *)dst, (const uint8_t *)src);
+		rte_mov16((uint8_t *)dst - 16 + n,
+				(const uint8_t *)src - 16 + n);
+
+		return ret;
+	}
+
+	/* Copy 32 < size <= 64 bytes */
+	if (n <= 64) {
+		rte_mov32((uint8_t *)dst, (const uint8_t *)src);
+		rte_mov32((uint8_t *)dst - 32 + n,
+				(const uint8_t *)src - 32 + n);
+
+		return ret;
+	}
+
+	/* Copy 64 bytes blocks */
+	for (; n >= 64; n -= 64) {
+		rte_mov64((uint8_t *)dst, (const uint8_t *)src);
+		dst = (uint8_t *)dst + 64;
+		src = (const uint8_t *)src + 64;
+	}
+
+	/* Copy whatever left */
+	rte_mov64((uint8_t *)dst - 64 + n,
+			(const uint8_t *)src - 64 + n);
+
+	return ret;
+}
+
+static inline void *
+rte_memcpy(void *dst, const void *src, size_t n)
+{
+	if (!(((uintptr_t)dst | (uintptr_t)src) & ALIGNMENT_MASK))
+		return rte_memcpy_aligned(dst, src, n);
+	else
+		return rte_memcpy_generic(dst, src, n);
+}
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/lib/librte_eal/common/include/arch/x86/rte_vect.h b/lib/librte_eal/common/include/arch/x86/rte_vect.h
index 77f2e253..1b4b85dd 100644
--- a/lib/librte_eal/common/include/arch/x86/rte_vect.h
+++ b/lib/librte_eal/common/include/arch/x86/rte_vect.h
@@ -31,8 +31,8 @@
  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#ifndef _RTE_VECT_H_
-#define _RTE_VECT_H_
+#ifndef _RTE_VECT_X86_H_
+#define _RTE_VECT_X86_H_
 
 /**
  * @file
@@ -41,6 +41,7 @@
  */
 
 #include <stdint.h>
+#include "generic/rte_vect.h"
 
 #if (defined(__ICC) || (__GNUC__ == 4 &&  __GNUC_MINOR__ < 4))
 
@@ -133,4 +134,4 @@ __extension__ ({                 \
 }
 #endif
 
-#endif /* _RTE_VECT_H_ */
+#endif /* _RTE_VECT_X86_H_ */
diff --git a/lib/librte_eal/common/include/generic/rte_atomic.h b/lib/librte_eal/common/include/generic/rte_atomic.h
index 43a704ec..7b81705b 100644
--- a/lib/librte_eal/common/include/generic/rte_atomic.h
+++ b/lib/librte_eal/common/include/generic/rte_atomic.h
@@ -100,6 +100,33 @@ static inline void rte_smp_wmb(void);
  */
 static inline void rte_smp_rmb(void);
 
+/**
+ * General memory barrier for I/O device
+ *
+ * Guarantees that the LOAD and STORE operations that precede the
+ * rte_io_mb() call are visible to I/O device or CPU before the
+ * LOAD and STORE operations that follow it.
+ */
+static inline void rte_io_mb(void);
+
+/**
+ * Write memory barrier for I/O device
+ *
+ * Guarantees that the STORE operations that precede the
+ * rte_io_wmb() call are visible to I/O device before the STORE
+ * operations that follow it.
+ */
+static inline void rte_io_wmb(void);
+
+/**
+ * Read memory barrier for IO device
+ *
+ * Guarantees that the LOAD operations on I/O device that precede the
+ * rte_io_rmb() call are visible to CPU before the LOAD
+ * operations that follow it.
+ */
+static inline void rte_io_rmb(void);
+
 #endif /* __DOXYGEN__ */
 
 /**
diff --git a/lib/librte_eal/common/include/generic/rte_cpuflags.h b/lib/librte_eal/common/include/generic/rte_cpuflags.h
index 71321f32..c1c5551f 100644
--- a/lib/librte_eal/common/include/generic/rte_cpuflags.h
+++ b/lib/librte_eal/common/include/generic/rte_cpuflags.h
@@ -39,6 +39,7 @@
  * Architecture specific API to determine available CPU features at runtime.
  */
 
+#include "rte_common.h"
 #include <errno.h>
 
 /**
@@ -79,7 +80,17 @@ rte_cpu_get_flag_enabled(enum rte_cpu_flag_t feature);
  * that were specified at compile time. It is called automatically within the
  * EAL, so does not need to be used by applications.
  */
+__rte_deprecated
 void
 rte_cpu_check_supported(void);
 
+/**
+ * This function checks that the currently used CPU supports the CPU features
+ * that were specified at compile time. It is called automatically within the
+ * EAL, so does not need to be used by applications.  This version returns a
+ * result so that decisions may be made (for instance, graceful shutdowns).
+ */
+int
+rte_cpu_is_supported(void);
+
 #endif /* _RTE_CPUFLAGS_H_ */
diff --git a/lib/librte_eal/common/include/generic/rte_cycles.h b/lib/librte_eal/common/include/generic/rte_cycles.h
index 00103ca9..0e645c2c 100644
--- a/lib/librte_eal/common/include/generic/rte_cycles.h
+++ b/lib/librte_eal/common/include/generic/rte_cycles.h
@@ -150,15 +150,17 @@ int rte_eal_hpet_init(int make_default);
 static inline uint64_t
 rte_get_timer_cycles(void)
 {
+#ifdef RTE_LIBEAL_USE_HPET
 	switch(eal_timer_source) {
 	case EAL_TIMER_TSC:
+#endif
 		return rte_get_tsc_cycles();
-	case EAL_TIMER_HPET:
 #ifdef RTE_LIBEAL_USE_HPET
+	case EAL_TIMER_HPET:
 		return rte_get_hpet_cycles();
-#endif
 	default: rte_panic("Invalid timer source specified\n");
 	}
+#endif
 }
 
 /**
@@ -170,15 +172,17 @@ rte_get_timer_cycles(void)
 static inline uint64_t
 rte_get_timer_hz(void)
 {
+#ifdef RTE_LIBEAL_USE_HPET
 	switch(eal_timer_source) {
 	case EAL_TIMER_TSC:
+#endif
 		return rte_get_tsc_hz();
-	case EAL_TIMER_HPET:
 #ifdef RTE_LIBEAL_USE_HPET
+	case EAL_TIMER_HPET:
 		return rte_get_hpet_hz();
-#endif
 	default: rte_panic("Invalid timer source specified\n");
 	}
+#endif
 }
 /**
  * Wait at least us microseconds.
diff --git a/lib/librte_eal/common/include/generic/rte_io.h b/lib/librte_eal/common/include/generic/rte_io.h
new file mode 100644
index 00000000..d82ee695
--- /dev/null
+++ b/lib/librte_eal/common/include/generic/rte_io.h
@@ -0,0 +1,381 @@
+/*
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2016 Cavium networks. All rights reserved.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Cavium networks nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _RTE_IO_H_
+#define _RTE_IO_H_
+
+#include <rte_atomic.h>
+
+/**
+ * @file
+ * I/O device memory operations
+ *
+ * This file defines the generic API for I/O device memory read/write operations
+ */
+
+#include <stdint.h>
+#include <rte_common.h>
+#include <rte_atomic.h>
+
+#ifdef __DOXYGEN__
+
+/**
+ * Read a 8-bit value from I/O device memory address *addr*.
+ *
+ * The relaxed version does not have additional I/O memory barrier, useful in
+ * accessing the device registers of integrated controllers which implicitly
+ * strongly ordered with respect to memory access.
+ *
+ * @param addr
+ *  I/O memory address to read the value from
+ * @return
+ *  read value
+ */
+static inline uint8_t
+rte_read8_relaxed(const volatile void *addr);
+
+/**
+ * Read a 16-bit value from I/O device memory address *addr*.
+ *
+ * The relaxed version does not have additional I/O memory barrier, useful in
+ * accessing the device registers of integrated controllers which implicitly
+ * strongly ordered with respect to memory access.
+ *
+ * @param addr
+ *  I/O memory address to read the value from
+ * @return
+ *  read value
+ */
+static inline uint16_t
+rte_read16_relaxed(const volatile void *addr);
+
+/**
+ * Read a 32-bit value from I/O device memory address *addr*.
+ *
+ * The relaxed version does not have additional I/O memory barrier, useful in
+ * accessing the device registers of integrated controllers which implicitly
+ * strongly ordered with respect to memory access.
+ *
+ * @param addr
+ *  I/O memory address to read the value from
+ * @return
+ *  read value
+ */
+static inline uint32_t
+rte_read32_relaxed(const volatile void *addr);
+
+/**
+ * Read a 64-bit value from I/O device memory address *addr*.
+ *
+ * The relaxed version does not have additional I/O memory barrier, useful in
+ * accessing the device registers of integrated controllers which implicitly
+ * strongly ordered with respect to memory access.
+ *
+ * @param addr
+ *  I/O memory address to read the value from
+ * @return
+ *  read value
+ */
+static inline uint64_t
+rte_read64_relaxed(const volatile void *addr);
+
+/**
+ * Write a 8-bit value to I/O device memory address *addr*.
+ *
+ * The relaxed version does not have additional I/O memory barrier, useful in
+ * accessing the device registers of integrated controllers which implicitly
+ * strongly ordered with respect to memory access.
+ *
+ * @param value
+ *  Value to write
+ * @param addr
+ *  I/O memory address to write the value to
+ */
+
+static inline void
+rte_write8_relaxed(uint8_t value, volatile void *addr);
+
+/**
+ * Write a 16-bit value to I/O device memory address *addr*.
+ *
+ * The relaxed version does not have additional I/O memory barrier, useful in
+ * accessing the device registers of integrated controllers which implicitly
+ * strongly ordered with respect to memory access.
+ *
+ * @param value
+ *  Value to write
+ * @param addr
+ *  I/O memory address to write the value to
+ */
+static inline void
+rte_write16_relaxed(uint16_t value, volatile void *addr);
+
+/**
+ * Write a 32-bit value to I/O device memory address *addr*.
+ *
+ * The relaxed version does not have additional I/O memory barrier, useful in
+ * accessing the device registers of integrated controllers which implicitly
+ * strongly ordered with respect to memory access.
+ *
+ * @param value
+ *  Value to write
+ * @param addr
+ *  I/O memory address to write the value to
+ */
+static inline void
+rte_write32_relaxed(uint32_t value, volatile void *addr);
+
+/**
+ * Write a 64-bit value to I/O device memory address *addr*.
+ *
+ * The relaxed version does not have additional I/O memory barrier, useful in
+ * accessing the device registers of integrated controllers which implicitly
+ * strongly ordered with respect to memory access.
+ *
+ * @param value
+ *  Value to write
+ * @param addr
+ *  I/O memory address to write the value to
+ */
+static inline void
+rte_write64_relaxed(uint64_t value, volatile void *addr);
+
+/**
+ * Read a 8-bit value from I/O device memory address *addr*.
+ *
+ * @param addr
+ *  I/O memory address to read the value from
+ * @return
+ *  read value
+ */
+static inline uint8_t
+rte_read8(const volatile void *addr);
+
+/**
+ * Read a 16-bit value from I/O device memory address *addr*.
+ *
+ *
+ * @param addr
+ *  I/O memory address to read the value from
+ * @return
+ *  read value
+ */
+static inline uint16_t
+rte_read16(const volatile void *addr);
+
+/**
+ * Read a 32-bit value from I/O device memory address *addr*.
+ *
+ * @param addr
+ *  I/O memory address to read the value from
+ * @return
+ *  read value
+ */
+static inline uint32_t
+rte_read32(const volatile void *addr);
+
+/**
+ * Read a 64-bit value from I/O device memory address *addr*.
+ *
+ * @param addr
+ *  I/O memory address to read the value from
+ * @return
+ *  read value
+ */
+static inline uint64_t
+rte_read64(const volatile void *addr);
+
+/**
+ * Write a 8-bit value to I/O device memory address *addr*.
+ *
+ * @param value
+ *  Value to write
+ * @param addr
+ *  I/O memory address to write the value to
+ */
+
+static inline void
+rte_write8(uint8_t value, volatile void *addr);
+
+/**
+ * Write a 16-bit value to I/O device memory address *addr*.
+ *
+ * @param value
+ *  Value to write
+ * @param addr
+ *  I/O memory address to write the value to
+ */
+static inline void
+rte_write16(uint16_t value, volatile void *addr);
+
+/**
+ * Write a 32-bit value to I/O device memory address *addr*.
+ *
+ * @param value
+ *  Value to write
+ * @param addr
+ *  I/O memory address to write the value to
+ */
+static inline void
+rte_write32(uint32_t value, volatile void *addr);
+
+/**
+ * Write a 64-bit value to I/O device memory address *addr*.
+ *
+ * @param value
+ *  Value to write
+ * @param addr
+ *  I/O memory address to write the value to
+ */
+static inline void
+rte_write64(uint64_t value, volatile void *addr);
+
+#endif /* __DOXYGEN__ */
+
+#ifndef RTE_OVERRIDE_IO_H
+
+static inline uint8_t __attribute__((always_inline))
+rte_read8_relaxed(const volatile void *addr)
+{
+	return *(const volatile uint8_t *)addr;
+}
+
+static inline uint16_t __attribute__((always_inline))
+rte_read16_relaxed(const volatile void *addr)
+{
+	return *(const volatile uint16_t *)addr;
+}
+
+static inline uint32_t __attribute__((always_inline))
+rte_read32_relaxed(const volatile void *addr)
+{
+	return *(const volatile uint32_t *)addr;
+}
+
+static inline uint64_t __attribute__((always_inline))
+rte_read64_relaxed(const volatile void *addr)
+{
+	return *(const volatile uint64_t *)addr;
+}
+
+static inline void __attribute__((always_inline))
+rte_write8_relaxed(uint8_t value, volatile void *addr)
+{
+	*(volatile uint8_t *)addr = value;
+}
+
+static inline void __attribute__((always_inline))
+rte_write16_relaxed(uint16_t value, volatile void *addr)
+{
+	*(volatile uint16_t *)addr = value;
+}
+
+static inline void __attribute__((always_inline))
+rte_write32_relaxed(uint32_t value, volatile void *addr)
+{
+	*(volatile uint32_t *)addr = value;
+}
+
+static inline void __attribute__((always_inline))
+rte_write64_relaxed(uint64_t value, volatile void *addr)
+{
+	*(volatile uint64_t *)addr = value;
+}
+
+static inline uint8_t __attribute__((always_inline))
+rte_read8(const volatile void *addr)
+{
+	uint8_t val;
+	val = rte_read8_relaxed(addr);
+	rte_io_rmb();
+	return val;
+}
+
+static inline uint16_t __attribute__((always_inline))
+rte_read16(const volatile void *addr)
+{
+	uint16_t val;
+	val = rte_read16_relaxed(addr);
+	rte_io_rmb();
+	return val;
+}
+
+static inline uint32_t  __attribute__((always_inline))
+rte_read32(const volatile void *addr)
+{
+	uint32_t val;
+	val = rte_read32_relaxed(addr);
+	rte_io_rmb();
+	return val;
+}
+
+static inline uint64_t __attribute__((always_inline))
+rte_read64(const volatile void *addr)
+{
+	uint64_t val;
+	val = rte_read64_relaxed(addr);
+	rte_io_rmb();
+	return val;
+}
+
+static inline void __attribute__((always_inline))
+rte_write8(uint8_t value, volatile void *addr)
+{
+	rte_io_wmb();
+	rte_write8_relaxed(value, addr);
+}
+
+static inline void __attribute__((always_inline))
+rte_write16(uint16_t value, volatile void *addr)
+{
+	rte_io_wmb();
+	rte_write16_relaxed(value, addr);
+}
+
+static inline void __attribute__((always_inline))
+rte_write32(uint32_t value, volatile void *addr)
+{
+	rte_io_wmb();
+	rte_write32_relaxed(value, addr);
+}
+
+static inline void __attribute__((always_inline))
+rte_write64(uint64_t value, volatile void *addr)
+{
+	rte_io_wmb();
+	rte_write64_relaxed(value, addr);
+}
+
+#endif /* RTE_OVERRIDE_IO_H */
+
+#endif /* _RTE_IO_H_ */
diff --git a/lib/librte_eal/common/include/generic/rte_vect.h b/lib/librte_eal/common/include/generic/rte_vect.h
new file mode 100644
index 00000000..600ee9f3
--- /dev/null
+++ b/lib/librte_eal/common/include/generic/rte_vect.h
@@ -0,0 +1,214 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright 2016 6WIND S.A.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of 6WIND S.A. nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _RTE_VECT_H_
+#define _RTE_VECT_H_
+
+/**
+ * @file
+ * SIMD vector types
+ *
+ * This file defines types to use vector instructions with generic C code.
+ */
+
+#include <stdint.h>
+
+/* Unsigned vector types */
+
+/**
+ * 64 bits vector size to use with unsigned 8 bits elements.
+ *
+ * a = (rte_v64u8_t){ a0, a1, a2, a3, a4, a5, a6, a7 }
+ */
+typedef uint8_t rte_v64u8_t __attribute__((vector_size(8), aligned(8)));
+
+/**
+ * 64 bits vector size to use with unsigned 16 bits elements.
+ *
+ * a = (rte_v64u16_t){ a0, a1, a2, a3 }
+ */
+typedef uint16_t rte_v64u16_t __attribute__((vector_size(8), aligned(8)));
+
+/**
+ * 64 bits vector size to use with unsigned 32 bits elements.
+ *
+ * a = (rte_v64u32_t){ a0, a1 }
+ */
+typedef uint32_t rte_v64u32_t __attribute__((vector_size(8), aligned(8)));
+
+/**
+ * 128 bits vector size to use with unsigned 8 bits elements.
+ *
+ * a = (rte_v128u8_t){ a00, a01, a02, a03, a04, a05, a06, a07,
+ *                     a08, a09, a10, a11, a12, a13, a14, a15 }
+ */
+typedef uint8_t rte_v128u8_t __attribute__((vector_size(16), aligned(16)));
+
+/**
+ * 128 bits vector size to use with unsigned 16 bits elements.
+ *
+ * a = (rte_v128u16_t){ a0, a1, a2, a3, a4, a5, a6, a7 }
+ */
+typedef uint16_t rte_v128u16_t __attribute__((vector_size(16), aligned(16)));
+
+/**
+ * 128 bits vector size to use with unsigned 32 bits elements.
+ *
+ * a = (rte_v128u32_t){ a0, a1, a2, a3, a4 }
+ */
+typedef uint32_t rte_v128u32_t __attribute__((vector_size(16), aligned(16)));
+
+/**
+ * 128 bits vector size to use with unsigned 64 bits elements.
+ *
+ * a = (rte_v128u64_t){ a0, a1 }
+ */
+typedef uint64_t rte_v128u64_t __attribute__((vector_size(16), aligned(16)));
+
+/**
+ * 256 bits vector size to use with unsigned 8 bits elements.
+ *
+ * a = (rte_v256u8_t){ a00, a01, a02, a03, a04, a05, a06, a07,
+ *                     a08, a09, a10, a11, a12, a13, a14, a15,
+ *                     a16, a17, a18, a19, a20, a21, a22, a23,
+ *                     a24, a25, a26, a27, a28, a29, a30, a31 }
+ */
+typedef uint8_t rte_v256u8_t __attribute__((vector_size(32), aligned(32)));
+
+/**
+ * 256 bits vector size to use with unsigned 16 bits elements.
+ *
+ * a = (rte_v256u16_t){ a00, a01, a02, a03, a04, a05, a06, a07,
+ *                      a08, a09, a10, a11, a12, a13, a14, a15 }
+ */
+typedef uint16_t rte_v256u16_t __attribute__((vector_size(32), aligned(32)));
+
+/**
+ * 256 bits vector size to use with unsigned 32 bits elements.
+ *
+ * a = (rte_v256u32_t){ a0, a1, a2, a3, a4, a5, a6, a7 }
+ */
+typedef uint32_t rte_v256u32_t __attribute__((vector_size(32), aligned(32)));
+
+/**
+ * 256 bits vector size to use with unsigned 64 bits elements.
+ *
+ * a = (rte_v256u64_t){ a0, a1, a2, a3 }
+ */
+typedef uint64_t rte_v256u64_t __attribute__((vector_size(32), aligned(32)));
+
+
+/* Signed vector types */
+
+/**
+ * 64 bits vector size to use with 8 bits elements.
+ *
+ * a = (rte_v64s8_t){ a0, a1, a2, a3, a4, a5, a6, a7 }
+ */
+typedef int8_t rte_v64s8_t __attribute__((vector_size(8), aligned(8)));
+
+/**
+ * 64 bits vector size to use with 16 bits elements.
+ *
+ * a = (rte_v64s16_t){ a0, a1, a2, a3 }
+ */
+typedef int16_t rte_v64s16_t __attribute__((vector_size(8), aligned(8)));
+
+/**
+ * 64 bits vector size to use with 32 bits elements.
+ *
+ * a = (rte_v64s32_t){ a0, a1 }
+ */
+typedef int32_t rte_v64s32_t __attribute__((vector_size(8), aligned(8)));
+
+/**
+ * 128 bits vector size to use with 8 bits elements.
+ *
+ * a = (rte_v128s8_t){ a00, a01, a02, a03, a04, a05, a06, a07,
+ *                     a08, a09, a10, a11, a12, a13, a14, a15 }
+ */
+typedef int8_t rte_v128s8_t __attribute__((vector_size(16), aligned(16)));
+
+/**
+ * 128 bits vector size to use with 16 bits elements.
+ *
+ * a = (rte_v128s16_t){ a0, a1, a2, a3, a4, a5, a6, a7 }
+ */
+typedef int16_t rte_v128s16_t __attribute__((vector_size(16), aligned(16)));
+
+/**
+ * 128 bits vector size to use with 32 bits elements.
+ *
+ * a = (rte_v128s32_t){ a0, a1, a2, a3 }
+ */
+typedef int32_t rte_v128s32_t __attribute__((vector_size(16), aligned(16)));
+
+/**
+ * 128 bits vector size to use with 64 bits elements.
+ *
+ * a = (rte_v128s64_t){ a1, a2 }
+ */
+typedef int64_t rte_v128s64_t __attribute__((vector_size(16), aligned(16)));
+
+/**
+ * 256 bits vector size to use with 8 bits elements.
+ *
+ * a = (rte_v256s8_t){ a00, a01, a02, a03, a04, a05, a06, a07,
+ *                     a08, a09, a10, a11, a12, a13, a14, a15,
+ *                     a16, a17, a18, a19, a20, a21, a22, a23,
+ *                     a24, a25, a26, a27, a28, a29, a30, a31 }
+ */
+typedef int8_t rte_v256s8_t __attribute__((vector_size(32), aligned(32)));
+
+/**
+ * 256 bits vector size to use with 16 bits elements.
+ *
+ * a = (rte_v256s16_t){ a00, a01, a02, a03, a04, a05, a06, a07,
+ *                      a08, a09, a10, a11, a12, a13, a14, a15 }
+ */
+typedef int16_t rte_v256s16_t __attribute__((vector_size(32), aligned(32)));
+
+/**
+ * 256 bits vector size to use with 32 bits elements.
+ *
+ * a = (rte_v256s32_t){ a0, a1, a2, a3, a4, a5, a6, a7 }
+ */
+typedef int32_t rte_v256s32_t __attribute__((vector_size(32), aligned(32)));
+
+/**
+ * 256 bits vector size to use with 64 bits elements.
+ *
+ * a = (rte_v256s64_t){ a0, a1, a2, a3 }
+ */
+typedef int64_t rte_v256s64_t __attribute__((vector_size(32), aligned(32)));
+
+#endif /* _RTE_VECT_H_ */
diff --git a/lib/librte_eal/common/include/rte_bus.h b/lib/librte_eal/common/include/rte_bus.h
new file mode 100644
index 00000000..7c369692
--- /dev/null
+++ b/lib/librte_eal/common/include/rte_bus.h
@@ -0,0 +1,158 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2016 NXP
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of NXP nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _RTE_BUS_H_
+#define _RTE_BUS_H_
+
+/**
+ * @file
+ *
+ * DPDK device bus interface
+ *
+ * This file exposes API and interfaces for bus abstraction
+ * over the devices and drivers in EAL.
+ */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdio.h>
+#include <sys/queue.h>
+
+#include <rte_log.h>
+#include <rte_dev.h>
+
+/** Double linked list of buses */
+TAILQ_HEAD(rte_bus_list, rte_bus);
+
+/**
+ * Bus specific scan for devices attached on the bus.
+ * For each bus object, the scan would be reponsible for finding devices and
+ * adding them to its private device list.
+ *
+ * A bus should mandatorily implement this method.
+ *
+ * @return
+ *	0 for successful scan
+ *	<0 for unsuccessful scan with error value
+ */
+typedef int (*rte_bus_scan_t)(void);
+
+/**
+ * Implementation specific probe function which is responsible for linking
+ * devices on that bus with applicable drivers.
+ *
+ * This is called while iterating over each registered bus.
+ *
+ * @return
+ *	0 for successful probe
+ *	!0 for any error while probing
+ */
+typedef int (*rte_bus_probe_t)(void);
+
+/**
+ * A structure describing a generic bus.
+ */
+struct rte_bus {
+	TAILQ_ENTRY(rte_bus) next;   /**< Next bus object in linked list */
+	const char *name;            /**< Name of the bus */
+	rte_bus_scan_t scan;         /**< Scan for devices attached to bus */
+	rte_bus_probe_t probe;       /**< Probe devices on bus */
+};
+
+/**
+ * Register a Bus handler.
+ *
+ * @param bus
+ *   A pointer to a rte_bus structure describing the bus
+ *   to be registered.
+ */
+void rte_bus_register(struct rte_bus *bus);
+
+/**
+ * Unregister a Bus handler.
+ *
+ * @param bus
+ *   A pointer to a rte_bus structure describing the bus
+ *   to be unregistered.
+ */
+void rte_bus_unregister(struct rte_bus *bus);
+
+/**
+ * Scan all the buses.
+ *
+ * @return
+ *   0 in case of success in scanning all buses
+ *  !0 in case of failure to scan
+ */
+int rte_bus_scan(void);
+
+/**
+ * For each device on the buses, perform a driver 'match' and call the
+ * driver-specific probe for device initialization.
+ *
+ * @return
+ *	 0 for successful match/probe
+ *	!0 otherwise
+ */
+int rte_bus_probe(void);
+
+/**
+ * Dump information of all the buses registered with EAL.
+ *
+ * @param f
+ *	 A valid and open output stream handle
+ *
+ * @return
+ *	 0 in case of success
+ *	!0 in case there is error in opening the output stream
+ */
+void rte_bus_dump(FILE *f);
+
+/**
+ * Helper for Bus registration.
+ * The constructor has higher priority than PMD constructors.
+ */
+#define RTE_REGISTER_BUS(nm, bus) \
+static void __attribute__((constructor(101), used)) businitfn_ ##nm(void) \
+{\
+	(bus).name = RTE_STR(nm);\
+	rte_bus_register(&bus); \
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _RTE_BUS_H */
diff --git a/lib/librte_eal/common/include/rte_common.h b/lib/librte_eal/common/include/rte_common.h
index db5ac91c..e057f6e2 100644
--- a/lib/librte_eal/common/include/rte_common.h
+++ b/lib/librte_eal/common/include/rte_common.h
@@ -331,6 +331,29 @@ rte_bsf32(uint32_t v)
 #define offsetof(TYPE, MEMBER)  __builtin_offsetof (TYPE, MEMBER)
 #endif
 
+/**
+ * Return pointer to the wrapping struct instance.
+ *
+ * Example:
+ *
+ *  struct wrapper {
+ *      ...
+ *      struct child c;
+ *      ...
+ *  };
+ *
+ *  struct child *x = obtain(...);
+ *  struct wrapper *w = container_of(x, struct wrapper, c);
+ */
+#ifndef container_of
+#define container_of(ptr, type, member)	__extension__ ({		\
+			const typeof(((type *)0)->member) *_ptr = (ptr); \
+			__attribute__((unused)) type *_target_ptr =	\
+				(type *)(ptr);				\
+			(type *)(((uintptr_t)_ptr) - offsetof(type, member)); \
+		})
+#endif
+
 #define _RTE_STR(x) #x
 /** Take a macro value and get a string version of it */
 #define RTE_STR(x) _RTE_STR(x)
diff --git a/lib/librte_eal/common/include/rte_dev.h b/lib/librte_eal/common/include/rte_dev.h
index 8840380d..de20c063 100644
--- a/lib/librte_eal/common/include/rte_dev.h
+++ b/lib/librte_eal/common/include/rte_dev.h
@@ -49,6 +49,7 @@ extern "C" {
 #include <stdio.h>
 #include <sys/queue.h>
 
+#include <rte_config.h>
 #include <rte_log.h>
 
 __attribute__((format(printf, 2, 0)))
@@ -70,6 +71,19 @@ rte_pmd_debug_trace(const char *func_name, const char *fmt, ...)
 	rte_log(RTE_LOG_ERR, RTE_LOGTYPE_PMD, "%s: %s", func_name, buffer);
 }
 
+/*
+ * Enable RTE_PMD_DEBUG_TRACE() when at least one component relying on the
+ * RTE_*_RET() macros defined below is compiled in debug mode.
+ */
+#if defined(RTE_LIBRTE_ETHDEV_DEBUG) || \
+	defined(RTE_LIBRTE_CRYPTODEV_DEBUG) || \
+	defined(RTE_LIBRTE_EVENTDEV_DEBUG)
+#define RTE_PMD_DEBUG_TRACE(...) \
+	rte_pmd_debug_trace(__func__, __VA_ARGS__)
+#else
+#define RTE_PMD_DEBUG_TRACE(...) (void)0
+#endif
+
 /* Macros for checking for restricting functions to primary instance only */
 #define RTE_PROC_PRIMARY_OR_ERR_RET(retval) do { \
 	if (rte_eal_process_type() != RTE_PROC_PRIMARY) { \
@@ -109,40 +123,6 @@ struct rte_mem_resource {
 	void *addr;         /**< Virtual address, NULL when not mapped. */
 };
 
-/** Double linked list of device drivers. */
-TAILQ_HEAD(rte_driver_list, rte_driver);
-/** Double linked list of devices. */
-TAILQ_HEAD(rte_device_list, rte_device);
-
-/* Forward declaration */
-struct rte_driver;
-
-/**
- * A structure describing a generic device.
- */
-struct rte_device {
-	TAILQ_ENTRY(rte_device) next; /**< Next device */
-	struct rte_driver *driver;    /**< Associated driver */
-	int numa_node;                /**< NUMA node connection */
-	struct rte_devargs *devargs;  /**< Device user arguments */
-};
-
-/**
- * Insert a device detected by a bus scanning.
- *
- * @param dev
- *   A pointer to a rte_device structure describing the detected device.
- */
-void rte_eal_device_insert(struct rte_device *dev);
-
-/**
- * Remove a device (e.g. when being unplugged).
- *
- * @param dev
- *   A pointer to a rte_device structure describing the device to be removed.
- */
-void rte_eal_device_remove(struct rte_device *dev);
-
 /**
  * A structure describing a device driver.
  */
@@ -153,27 +133,15 @@ struct rte_driver {
 };
 
 /**
- * Register a device driver.
- *
- * @param driver
- *   A pointer to a rte_dev structure describing the driver
- *   to be registered.
- */
-void rte_eal_driver_register(struct rte_driver *driver);
-
-/**
- * Unregister a device driver.
- *
- * @param driver
- *   A pointer to a rte_dev structure describing the driver
- *   to be unregistered.
- */
-void rte_eal_driver_unregister(struct rte_driver *driver);
-
-/**
- * Initalize all the registered drivers in this process
+ * A structure describing a generic device.
  */
-int rte_eal_dev_init(void);
+struct rte_device {
+	TAILQ_ENTRY(rte_device) next; /**< Next device */
+	const char *name;             /**< Device name */
+	const struct rte_driver *driver;/**< Associated driver */
+	int numa_node;                /**< NUMA node connection */
+	struct rte_devargs *devargs;  /**< Device user arguments */
+};
 
 /**
  * Initialize a driver specified by name.
@@ -185,7 +153,7 @@ int rte_eal_dev_init(void);
  * @return
  *  0 on success, negative on error
  */
-int rte_eal_vdev_init(const char *name, const char *args);
+int rte_vdev_init(const char *name, const char *args);
 
 /**
  * Uninitalize a driver specified by name.
@@ -195,7 +163,7 @@ int rte_eal_vdev_init(const char *name, const char *args);
  * @return
  *  0 on success, negative on error
  */
-int rte_eal_vdev_uninit(const char *name);
+int rte_vdev_uninit(const char *name);
 
 /**
  * Attach a device to a registered driver.
@@ -239,6 +207,31 @@ RTE_STR(table)
 static const char DRV_EXP_TAG(name, param_string_export)[] \
 __attribute__((used)) = str
 
+/**
+ * Advertise the list of kernel modules required to run this driver
+ *
+ * This string lists the kernel modules required for the devices
+ * associated to a PMD. The format of each line of the string is:
+ * "<device-pattern> <kmod-expression>".
+ *
+ * The possible formats for the device pattern are:
+ *   "*"                     all devices supported by this driver
+ *   "pci:*"                 all PCI devices supported by this driver
+ *   "pci:v8086:d*:sv*:sd*"  all PCI devices supported by this driver
+ *                           whose vendor id is 0x8086.
+ *
+ * The format of the kernel modules list is a parenthesed expression
+ * containing logical-and (&) and logical-or (|).
+ *
+ * The device pattern and the kmod expression are separated by a space.
+ *
+ * Example:
+ * - "* igb_uio | uio_pci_generic | vfio"
+ */
+#define RTE_PMD_REGISTER_KMOD_DEP(name, str) \
+static const char DRV_EXP_TAG(name, kmod_dep_export)[] \
+__attribute__((used)) = str
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/lib/librte_eal/common/include/rte_eal.h b/lib/librte_eal/common/include/rte_eal.h
index d150b9dd..abf020bf 100644
--- a/lib/librte_eal/common/include/rte_eal.h
+++ b/lib/librte_eal/common/include/rte_eal.h
@@ -146,15 +146,45 @@ int rte_eal_iopl_init(void);
  * This behavior may change in the future.
  *
  * @param argc
- *   The argc argument that was given to the main() function.
+ *   A non-negative value.  If it is greater than 0, the array members
+ *   for argv[0] through argv[argc] (non-inclusive) shall contain pointers
+ *   to strings.
  * @param argv
- *   The argv argument that was given to the main() function.
+ *   An array of strings.  The contents of the array, as well as the strings
+ *   which are pointed to by the array, may be modified by this function.
  * @return
  *   - On success, the number of parsed arguments, which is greater or
  *     equal to zero. After the call to rte_eal_init(),
- *     all arguments argv[x] with x < ret may be modified and should
- *     not be accessed by the application.
- *   - On failure, a negative error value.
+ *     all arguments argv[x] with x < ret may have been modified by this
+ *     function call and should not be further interpreted by the
+ *     application.  The EAL does not take any ownership of the memory used
+ *     for either the argv array, or its members.
+ *   - On failure, -1 and rte_errno is set to a value indicating the cause
+ *     for failure.  In some instances, the application will need to be
+ *     restarted as part of clearing the issue.
+ *
+ *   Error codes returned via rte_errno:
+ *     EACCES indicates a permissions issue.
+ *
+ *     EAGAIN indicates either a bus or system resource was not available,
+ *            setup may be attempted again.
+ *
+ *     EALREADY indicates that the rte_eal_init function has already been
+ *              called, and cannot be called again.
+ *
+ *     EFAULT indicates the tailq configuration name was not found in
+ *            memory configuration.
+ *
+ *     EINVAL indicates invalid parameters were passed as argv/argc.
+ *
+ *     ENOMEM indicates failure likely caused by an out-of-memory condition.
+ *
+ *     ENODEV indicates memory setup issues.
+ *
+ *     ENOTSUP indicates that the EAL cannot initialize on this system.
+ *
+ *     EPROTO indicates that the PCI bus is either not present, or is not
+ *            readable by the eal.
  */
 int rte_eal_init(int argc, char **argv);
 
diff --git a/lib/librte_eal/common/include/rte_interrupts.h b/lib/librte_eal/common/include/rte_interrupts.h
index fd3c6eff..5d06ed79 100644
--- a/lib/librte_eal/common/include/rte_interrupts.h
+++ b/lib/librte_eal/common/include/rte_interrupts.h
@@ -51,8 +51,7 @@ extern "C" {
 struct rte_intr_handle;
 
 /** Function to be registered for the specific interrupt */
-typedef void (*rte_intr_callback_fn)(struct rte_intr_handle *intr_handle,
-							void *cb_arg);
+typedef void (*rte_intr_callback_fn)(void *cb_arg);
 
 #include <exec-env/rte_interrupts.h>
 
@@ -70,7 +69,7 @@ typedef void (*rte_intr_callback_fn)(struct rte_intr_handle *intr_handle,
  *  - On success, zero.
  *  - On failure, a negative value.
  */
-int rte_intr_callback_register(struct rte_intr_handle *intr_handle,
+int rte_intr_callback_register(const struct rte_intr_handle *intr_handle,
 				rte_intr_callback_fn cb, void *cb_arg);
 
 /**
@@ -88,7 +87,7 @@ int rte_intr_callback_register(struct rte_intr_handle *intr_handle,
  *  - On success, return the number of callback entities removed.
  *  - On failure, a negative value.
  */
-int rte_intr_callback_unregister(struct rte_intr_handle *intr_handle,
+int rte_intr_callback_unregister(const struct rte_intr_handle *intr_handle,
 				rte_intr_callback_fn cb, void *cb_arg);
 
 /**
@@ -101,7 +100,7 @@ int rte_intr_callback_unregister(struct rte_intr_handle *intr_handle,
  *  - On success, zero.
  *  - On failure, a negative value.
  */
-int rte_intr_enable(struct rte_intr_handle *intr_handle);
+int rte_intr_enable(const struct rte_intr_handle *intr_handle);
 
 /**
  * It disables the interrupt for the specified handle.
@@ -113,7 +112,7 @@ int rte_intr_enable(struct rte_intr_handle *intr_handle);
  *  - On success, zero.
  *  - On failure, a negative value.
  */
-int rte_intr_disable(struct rte_intr_handle *intr_handle);
+int rte_intr_disable(const struct rte_intr_handle *intr_handle);
 
 #ifdef __cplusplus
 }
diff --git a/lib/librte_eal/common/include/rte_log.h b/lib/librte_eal/common/include/rte_log.h
index 29f7d192..34191385 100644
--- a/lib/librte_eal/common/include/rte_log.h
+++ b/lib/librte_eal/common/include/rte_log.h
@@ -1,7 +1,7 @@
 /*-
  *   BSD LICENSE
  *
- *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+ *   Copyright(c) 2010-2017 Intel Corporation. All rights reserved.
  *   All rights reserved.
  *
  *   Redistribution and use in source and binary forms, with or without
@@ -50,45 +50,56 @@ extern "C" {
 #include <stdio.h>
 #include <stdarg.h>
 
+#include <rte_common.h>
+
+struct rte_log_dynamic_type;
+
 /** The rte_log structure. */
 struct rte_logs {
 	uint32_t type;  /**< Bitfield with enabled logs. */
 	uint32_t level; /**< Log level. */
 	FILE *file;     /**< Output file set by rte_openlog_stream, or NULL. */
+	size_t dynamic_types_len;
+	struct rte_log_dynamic_type *dynamic_types;
 };
 
 /** Global log informations */
 extern struct rte_logs rte_logs;
 
 /* SDK log type */
-#define RTE_LOGTYPE_EAL     0x00000001 /**< Log related to eal. */
-#define RTE_LOGTYPE_MALLOC  0x00000002 /**< Log related to malloc. */
-#define RTE_LOGTYPE_RING    0x00000004 /**< Log related to ring. */
-#define RTE_LOGTYPE_MEMPOOL 0x00000008 /**< Log related to mempool. */
-#define RTE_LOGTYPE_TIMER   0x00000010 /**< Log related to timers. */
-#define RTE_LOGTYPE_PMD     0x00000020 /**< Log related to poll mode driver. */
-#define RTE_LOGTYPE_HASH    0x00000040 /**< Log related to hash table. */
-#define RTE_LOGTYPE_LPM     0x00000080 /**< Log related to LPM. */
-#define RTE_LOGTYPE_KNI     0x00000100 /**< Log related to KNI. */
-#define RTE_LOGTYPE_ACL     0x00000200 /**< Log related to ACL. */
-#define RTE_LOGTYPE_POWER   0x00000400 /**< Log related to power. */
-#define RTE_LOGTYPE_METER   0x00000800 /**< Log related to QoS meter. */
-#define RTE_LOGTYPE_SCHED   0x00001000 /**< Log related to QoS port scheduler. */
-#define RTE_LOGTYPE_PORT    0x00002000 /**< Log related to port. */
-#define RTE_LOGTYPE_TABLE   0x00004000 /**< Log related to table. */
-#define RTE_LOGTYPE_PIPELINE 0x00008000 /**< Log related to pipeline. */
-#define RTE_LOGTYPE_MBUF    0x00010000 /**< Log related to mbuf. */
-#define RTE_LOGTYPE_CRYPTODEV 0x00020000 /**< Log related to cryptodev. */
+#define RTE_LOGTYPE_EAL        0 /**< Log related to eal. */
+#define RTE_LOGTYPE_MALLOC     1 /**< Log related to malloc. */
+#define RTE_LOGTYPE_RING       2 /**< Log related to ring. */
+#define RTE_LOGTYPE_MEMPOOL    3 /**< Log related to mempool. */
+#define RTE_LOGTYPE_TIMER      4 /**< Log related to timers. */
+#define RTE_LOGTYPE_PMD        5 /**< Log related to poll mode driver. */
+#define RTE_LOGTYPE_HASH       6 /**< Log related to hash table. */
+#define RTE_LOGTYPE_LPM        7 /**< Log related to LPM. */
+#define RTE_LOGTYPE_KNI        8 /**< Log related to KNI. */
+#define RTE_LOGTYPE_ACL        9 /**< Log related to ACL. */
+#define RTE_LOGTYPE_POWER     10 /**< Log related to power. */
+#define RTE_LOGTYPE_METER     11 /**< Log related to QoS meter. */
+#define RTE_LOGTYPE_SCHED     12 /**< Log related to QoS port scheduler. */
+#define RTE_LOGTYPE_PORT      13 /**< Log related to port. */
+#define RTE_LOGTYPE_TABLE     14 /**< Log related to table. */
+#define RTE_LOGTYPE_PIPELINE  15 /**< Log related to pipeline. */
+#define RTE_LOGTYPE_MBUF      16 /**< Log related to mbuf. */
+#define RTE_LOGTYPE_CRYPTODEV 17 /**< Log related to cryptodev. */
+#define RTE_LOGTYPE_EFD       18 /**< Log related to EFD. */
+#define RTE_LOGTYPE_EVENTDEV  19 /**< Log related to eventdev. */
 
 /* these log types can be used in an application */
-#define RTE_LOGTYPE_USER1   0x01000000 /**< User-defined log type 1. */
-#define RTE_LOGTYPE_USER2   0x02000000 /**< User-defined log type 2. */
-#define RTE_LOGTYPE_USER3   0x04000000 /**< User-defined log type 3. */
-#define RTE_LOGTYPE_USER4   0x08000000 /**< User-defined log type 4. */
-#define RTE_LOGTYPE_USER5   0x10000000 /**< User-defined log type 5. */
-#define RTE_LOGTYPE_USER6   0x20000000 /**< User-defined log type 6. */
-#define RTE_LOGTYPE_USER7   0x40000000 /**< User-defined log type 7. */
-#define RTE_LOGTYPE_USER8   0x80000000 /**< User-defined log type 8. */
+#define RTE_LOGTYPE_USER1     24 /**< User-defined log type 1. */
+#define RTE_LOGTYPE_USER2     25 /**< User-defined log type 2. */
+#define RTE_LOGTYPE_USER3     26 /**< User-defined log type 3. */
+#define RTE_LOGTYPE_USER4     27 /**< User-defined log type 4. */
+#define RTE_LOGTYPE_USER5     28 /**< User-defined log type 5. */
+#define RTE_LOGTYPE_USER6     29 /**< User-defined log type 6. */
+#define RTE_LOGTYPE_USER7     30 /**< User-defined log type 7. */
+#define RTE_LOGTYPE_USER8     31 /**< User-defined log type 8. */
+
+/** First identifier for extended logs */
+#define RTE_LOGTYPE_FIRST_EXT_ID 32
 
 /* Can't use 0, as it gives compiler warnings */
 #define RTE_LOG_EMERG    1U  /**< System is unusable.               */
@@ -118,18 +129,32 @@ int rte_openlog_stream(FILE *f);
 /**
  * Set the global log level.
  *
- * After this call, all logs that are lower or equal than level and
- * lower or equal than the RTE_LOG_LEVEL configuration option will be
- * displayed.
+ * After this call, logs with a level lower or equal than the level
+ * passed as argument will be displayed.
  *
  * @param level
  *   Log level. A value between RTE_LOG_EMERG (1) and RTE_LOG_DEBUG (8).
  */
+void rte_log_set_global_level(uint32_t level);
+
+/**
+ * Deprecated, replaced by rte_log_set_global_level().
+ */
+__rte_deprecated
 void rte_set_log_level(uint32_t level);
 
 /**
  * Get the global log level.
+ *
+ * @return
+ *   The current global log level.
+ */
+uint32_t rte_log_get_global_level(void);
+
+/**
+ * Deprecated, replaced by rte_log_get_global_level().
  */
+__rte_deprecated
 uint32_t rte_get_log_level(void);
 
 /**
@@ -140,14 +165,40 @@ uint32_t rte_get_log_level(void);
  * @param enable
  *   True for enable; false for disable.
  */
+__rte_deprecated
 void rte_set_log_type(uint32_t type, int enable);
 
 /**
  * Get the global log type.
  */
+__rte_deprecated
 uint32_t rte_get_log_type(void);
 
 /**
+ * Set the log level for a given type.
+ *
+ * @param pattern
+ *   The regexp identifying the log type.
+ * @param level
+ *   The level to be set.
+ * @return
+ *   0 on success, a negative value if level is invalid.
+ */
+int rte_log_set_level_regexp(const char *pattern, uint32_t level);
+
+/**
+ * Set the log level for a given type.
+ *
+ * @param logtype
+ *   The log type identifier.
+ * @param level
+ *   The level to be set.
+ * @return
+ *   0 on success, a negative value if logtype or level is invalid.
+ */
+int rte_log_set_level(uint32_t logtype, uint32_t level);
+
+/**
  * Get the current loglevel for the message being processed.
  *
  * Before calling the user-defined stream for logging, the log
@@ -176,6 +227,30 @@ int rte_log_cur_msg_loglevel(void);
 int rte_log_cur_msg_logtype(void);
 
 /**
+ * Register a dynamic log type
+ *
+ * If a log is already registered with the same type, the returned value
+ * is the same than the previous one.
+ *
+ * @param name
+ *   The string identifying the log type.
+ * @return
+ *   - >0: success, the returned value is the log type identifier.
+ *   - (-ENONEM): cannot allocate memory.
+ */
+int rte_log_register(const char *name);
+
+/**
+ * Dump log information.
+ *
+ * Dump the global level and the registered log types.
+ *
+ * @param f
+ *   The output stream where the dump should be sent.
+ */
+void rte_log_dump(FILE *f);
+
+/**
  * Generates a log message.
  *
  * The message will be sent in the stream defined by the previous call
@@ -184,9 +259,8 @@ int rte_log_cur_msg_logtype(void);
  * The level argument determines if the log should be displayed or
  * not, depending on the global rte_logs variable.
  *
- * The preferred alternative is the RTE_LOG() function because debug logs may
- * be removed at compilation time if optimization is enabled. Moreover,
- * logs are automatically prefixed by type when using the macro.
+ * The preferred alternative is the RTE_LOG() because it adds the
+ * level and type in the logged string.
  *
  * @param level
  *   Log level. A value between RTE_LOG_EMERG (1) and RTE_LOG_DEBUG (8).
@@ -217,8 +291,8 @@ int rte_log(uint32_t level, uint32_t logtype, const char *format, ...)
  * not, depending on the global rte_logs variable. A trailing
  * newline may be added if needed.
  *
- * The preferred alternative is the RTE_LOG() because debug logs may be
- * removed at compilation time.
+ * The preferred alternative is the RTE_LOG() because it adds the
+ * level and type in the logged string.
  *
  * @param level
  *   Log level. A value between RTE_LOG_EMERG (1) and RTE_LOG_DEBUG (8).
@@ -239,15 +313,8 @@ int rte_vlog(uint32_t level, uint32_t logtype, const char *format, va_list ap)
 /**
  * Generates a log message.
  *
- * The RTE_LOG() is equivalent to rte_log() with two differences:
-
- * - RTE_LOG() can be used to remove debug logs at compilation time,
- *   depending on RTE_LOG_LEVEL configuration option, and compilation
- *   optimization level. If optimization is enabled, the tests
- *   involving constants only are pre-computed. If compilation is done
- *   with -O0, these tests will be done at run time.
- * - The log level and log type names are smaller, for example:
- *   RTE_LOG(INFO, EAL, "this is a %s", "log");
+ * The RTE_LOG() is a helper that prefixes the string with the log level
+ * and type, and call rte_log().
  *
  * @param l
  *   Log level. A value between EMERG (1) and DEBUG (8). The short name is
@@ -263,7 +330,31 @@ int rte_vlog(uint32_t level, uint32_t logtype, const char *format, va_list ap)
  *   - Negative on error.
  */
 #define RTE_LOG(l, t, ...)					\
-	(void)((RTE_LOG_ ## l <= RTE_LOG_LEVEL) ?		\
+	 rte_log(RTE_LOG_ ## l,					\
+		 RTE_LOGTYPE_ ## t, # t ": " __VA_ARGS__)
+
+/**
+ * Generates a log message for data path.
+ *
+ * Similar to RTE_LOG(), except that it is removed at compilation time
+ * if the RTE_LOG_DP_LEVEL configuration option is lower than the log
+ * level argument.
+ *
+ * @param l
+ *   Log level. A value between EMERG (1) and DEBUG (8). The short name is
+ *   expanded by the macro, so it cannot be an integer value.
+ * @param t
+ *   The log type, for example, EAL. The short name is expanded by the
+ *   macro, so it cannot be an integer value.
+ * @param ...
+ *   The fmt string, as in printf(3), followed by the variable arguments
+ *   required by the format.
+ * @return
+ *   - 0: Success.
+ *   - Negative on error.
+ */
+#define RTE_LOG_DP(l, t, ...)					\
+	(void)((RTE_LOG_ ## l <= RTE_LOG_DP_LEVEL) ?		\
 	 rte_log(RTE_LOG_ ## l,					\
 		 RTE_LOGTYPE_ ## t, # t ": " __VA_ARGS__) :	\
 	 0)
diff --git a/lib/librte_eal/common/include/rte_pci.h b/lib/librte_eal/common/include/rte_pci.h
index 9ce88472..ab64c63c 100644
--- a/lib/librte_eal/common/include/rte_pci.h
+++ b/lib/librte_eal/common/include/rte_pci.h
@@ -85,12 +85,7 @@ extern "C" {
 #include <rte_debug.h>
 #include <rte_interrupts.h>
 #include <rte_dev.h>
-
-TAILQ_HEAD(pci_device_list, rte_pci_device); /**< PCI devices in D-linked Q. */
-TAILQ_HEAD(pci_driver_list, rte_pci_driver); /**< PCI drivers in D-linked Q. */
-
-extern struct pci_driver_list pci_driver_list; /**< Global list of PCI drivers. */
-extern struct pci_device_list pci_device_list; /**< Global list of PCI devices. */
+#include <rte_bus.h>
 
 /** Pathname of PCI devices directory. */
 const char *pci_get_sysfs_path(void);
@@ -111,6 +106,25 @@ const char *pci_get_sysfs_path(void);
 /** Maximum number of PCI resources. */
 #define PCI_MAX_RESOURCE 6
 
+/** Name of PCI Bus */
+#define PCI_BUS_NAME "PCI"
+
+/* Forward declarations */
+struct rte_pci_device;
+struct rte_pci_driver;
+
+/** List of PCI devices */
+TAILQ_HEAD(rte_pci_device_list, rte_pci_device);
+/** List of PCI drivers */
+TAILQ_HEAD(rte_pci_driver_list, rte_pci_driver);
+
+/* PCI Bus iterators */
+#define FOREACH_DEVICE_ON_PCIBUS(p)	\
+		TAILQ_FOREACH(p, &(rte_pci_bus.device_list), next)
+
+#define FOREACH_DRIVER_ON_PCIBUS(p)	\
+		TAILQ_FOREACH(p, &(rte_pci_bus.driver_list), next)
+
 /**
  * A structure describing an ID for a PCI driver. Each driver provides a
  * table of these IDs for each device that it supports.
@@ -158,8 +172,15 @@ struct rte_pci_device {
 	struct rte_pci_driver *driver;          /**< Associated driver */
 	uint16_t max_vfs;                       /**< sriov enable if not zero */
 	enum rte_kernel_driver kdrv;            /**< Kernel driver passthrough */
+	char name[PCI_PRI_STR_SIZE+1];          /**< PCI location (ASCII) */
 };
 
+/**
+ * @internal
+ * Helper macro for drivers that need to convert to struct rte_pci_device.
+ */
+#define RTE_DEV_TO_PCI(ptr) container_of(ptr, struct rte_pci_device, device)
+
 /** Any PCI device identifier (vendor, device, ...) */
 #define PCI_ANY_ID (0xffff)
 #define RTE_CLASS_ANY_ID (0xffffff)
@@ -182,8 +203,6 @@ struct rte_pci_device {
 	.subsystem_device_id = PCI_ANY_ID
 #endif
 
-struct rte_pci_driver;
-
 /**
  * Initialisation function for the driver called during PCI probing.
  */
@@ -200,20 +219,28 @@ typedef int (pci_remove_t)(struct rte_pci_device *);
 struct rte_pci_driver {
 	TAILQ_ENTRY(rte_pci_driver) next;       /**< Next in list. */
 	struct rte_driver driver;               /**< Inherit core driver. */
+	struct rte_pci_bus *bus;                /**< PCI bus reference. */
 	pci_probe_t *probe;                     /**< Device Probe function. */
 	pci_remove_t *remove;                   /**< Device Remove function. */
 	const struct rte_pci_id *id_table;	/**< ID table, NULL terminated. */
 	uint32_t drv_flags;                     /**< Flags contolling handling of device. */
 };
 
+/**
+ * Structure describing the PCI bus
+ */
+struct rte_pci_bus {
+	struct rte_bus bus;               /**< Inherit the generic class */
+	struct rte_pci_device_list device_list;  /**< List of PCI devices */
+	struct rte_pci_driver_list driver_list;  /**< List of PCI drivers */
+};
+
 /** Device needs PCI BAR mapping (done with either IGB_UIO or VFIO) */
 #define RTE_PCI_DRV_NEED_MAPPING 0x0001
-/** Device needs to be unbound even if no module is provided */
-#define RTE_PCI_DRV_FORCE_UNBIND 0x0004
 /** Device driver supports link state interrupt */
 #define RTE_PCI_DRV_INTR_LSC	0x0008
-/** Device driver supports detaching capability */
-#define RTE_PCI_DRV_DETACHABLE	0x0010
+/** Device driver supports device removal interrupt */
+#define RTE_PCI_DRV_INTR_RMV 0x0010
 
 /**
  * A structure describing a PCI mapping.
@@ -315,8 +342,8 @@ eal_parse_pci_DomBDF(const char *input, struct rte_pci_addr *dev_addr)
  *	The output buffer size
  */
 static inline void
-rte_eal_pci_device_name(const struct rte_pci_addr *addr,
-		    char *output, size_t size)
+rte_pci_device_name(const struct rte_pci_addr *addr,
+		char *output, size_t size)
 {
 	RTE_VERIFY(size >= PCI_PRI_STR_SIZE);
 	RTE_VERIFY(snprintf(output, size, PCI_PRI_FMT,
@@ -366,20 +393,17 @@ rte_eal_compare_pci_addr(const struct rte_pci_addr *addr,
  * @return
  *  0 on success, negative on error
  */
-int rte_eal_pci_scan(void);
+int rte_pci_scan(void);
 
 /**
- * Probe the PCI bus for registered drivers.
- *
- * Scan the content of the PCI bus, and call the probe() function for
- * all registered drivers that have a matching entry in its id_table
- * for discovered devices.
+ * Probe the PCI bus
  *
  * @return
  *   - 0 on success.
- *   - Negative on error.
+ *   - !0 on error.
  */
-int rte_eal_pci_probe(void);
+int
+rte_pci_probe(void);
 
 /**
  * Map the PCI device resources in user space virtual memory address
@@ -396,7 +420,7 @@ int rte_eal_pci_probe(void);
  *   0 on success, negative on error and positive if no driver
  *   is found for the device.
  */
-int rte_eal_pci_map_device(struct rte_pci_device *dev);
+int rte_pci_map_device(struct rte_pci_device *dev);
 
 /**
  * Unmap this device
@@ -405,7 +429,7 @@ int rte_eal_pci_map_device(struct rte_pci_device *dev);
  *   A pointer to a rte_pci_device structure describing the device
  *   to use
  */
-void rte_eal_pci_unmap_device(struct rte_pci_device *dev);
+void rte_pci_unmap_device(struct rte_pci_device *dev);
 
 /**
  * @internal
@@ -452,7 +476,7 @@ void pci_unmap_resource(void *requested_addr, size_t size);
  *   - 0 on success.
  *   - Negative on error.
  */
-int rte_eal_pci_probe_one(const struct rte_pci_addr *addr);
+int rte_pci_probe_one(const struct rte_pci_addr *addr);
 
 /**
  * Close the single PCI device.
@@ -467,7 +491,7 @@ int rte_eal_pci_probe_one(const struct rte_pci_addr *addr);
  *   - 0 on success.
  *   - Negative on error.
  */
-int rte_eal_pci_detach(const struct rte_pci_addr *addr);
+int rte_pci_detach(const struct rte_pci_addr *addr);
 
 /**
  * Dump the content of the PCI bus.
@@ -475,7 +499,7 @@ int rte_eal_pci_detach(const struct rte_pci_addr *addr);
  * @param f
  *   A pointer to a file for output
  */
-void rte_eal_pci_dump(FILE *f);
+void rte_pci_dump(FILE *f);
 
 /**
  * Register a PCI driver.
@@ -484,7 +508,7 @@ void rte_eal_pci_dump(FILE *f);
  *   A pointer to a rte_pci_driver structure describing the driver
  *   to be registered.
  */
-void rte_eal_pci_register(struct rte_pci_driver *driver);
+void rte_pci_register(struct rte_pci_driver *driver);
 
 /** Helper for PCI device registration from driver (eth, crypto) instance */
 #define RTE_PMD_REGISTER_PCI(nm, pci_drv) \
@@ -492,7 +516,7 @@ RTE_INIT(pciinitfn_ ##nm); \
 static void pciinitfn_ ##nm(void) \
 {\
 	(pci_drv).driver.name = RTE_STR(nm);\
-	rte_eal_pci_register(&pci_drv); \
+	rte_pci_register(&pci_drv); \
 } \
 RTE_PMD_EXPORT_NAME(nm, __COUNTER__)
 
@@ -503,7 +527,7 @@ RTE_PMD_EXPORT_NAME(nm, __COUNTER__)
  *   A pointer to a rte_pci_driver structure describing the driver
  *   to be unregistered.
  */
-void rte_eal_pci_unregister(struct rte_pci_driver *driver);
+void rte_pci_unregister(struct rte_pci_driver *driver);
 
 /**
  * Read PCI config space.
@@ -518,8 +542,8 @@ void rte_eal_pci_unregister(struct rte_pci_driver *driver);
  * @param offset
  *   The offset into PCI config space
  */
-int rte_eal_pci_read_config(const struct rte_pci_device *device,
-			    void *buf, size_t len, off_t offset);
+int rte_pci_read_config(const struct rte_pci_device *device,
+		void *buf, size_t len, off_t offset);
 
 /**
  * Write PCI config space.
@@ -534,8 +558,8 @@ int rte_eal_pci_read_config(const struct rte_pci_device *device,
  * @param offset
  *   The offset into PCI config space
  */
-int rte_eal_pci_write_config(const struct rte_pci_device *device,
-			     const void *buf, size_t len, off_t offset);
+int rte_pci_write_config(const struct rte_pci_device *device,
+		const void *buf, size_t len, off_t offset);
 
 /**
  * A structure used to access io resources for a pci device.
@@ -563,8 +587,8 @@ struct rte_pci_ioport {
  * @return
  *  0 on success, negative on error.
  */
-int rte_eal_pci_ioport_map(struct rte_pci_device *dev, int bar,
-			   struct rte_pci_ioport *p);
+int rte_pci_ioport_map(struct rte_pci_device *dev, int bar,
+		struct rte_pci_ioport *p);
 
 /**
  * Release any resources used in a rte_pci_ioport object.
@@ -574,7 +598,7 @@ int rte_eal_pci_ioport_map(struct rte_pci_device *dev, int bar,
  * @return
  *  0 on success, negative on error.
  */
-int rte_eal_pci_ioport_unmap(struct rte_pci_ioport *p);
+int rte_pci_ioport_unmap(struct rte_pci_ioport *p);
 
 /**
  * Read from a io pci resource.
@@ -588,8 +612,8 @@ int rte_eal_pci_ioport_unmap(struct rte_pci_ioport *p);
  * @param offset
  *   The offset into the pci io resource.
  */
-void rte_eal_pci_ioport_read(struct rte_pci_ioport *p,
-			     void *data, size_t len, off_t offset);
+void rte_pci_ioport_read(struct rte_pci_ioport *p,
+		void *data, size_t len, off_t offset);
 
 /**
  * Write to a io pci resource.
@@ -603,8 +627,8 @@ void rte_eal_pci_ioport_read(struct rte_pci_ioport *p,
  * @param offset
  *   The offset into the pci io resource.
  */
-void rte_eal_pci_ioport_write(struct rte_pci_ioport *p,
-			      const void *data, size_t len, off_t offset);
+void rte_pci_ioport_write(struct rte_pci_ioport *p,
+		const void *data, size_t len, off_t offset);
 
 #ifdef __cplusplus
 }
diff --git a/lib/librte_eal/common/include/rte_vdev.h b/lib/librte_eal/common/include/rte_vdev.h
index 784e837d..e6b678ea 100644
--- a/lib/librte_eal/common/include/rte_vdev.h
+++ b/lib/librte_eal/common/include/rte_vdev.h
@@ -39,6 +39,28 @@ extern "C" {
 
 #include <sys/queue.h>
 #include <rte_dev.h>
+#include <rte_devargs.h>
+
+struct rte_vdev_device {
+	TAILQ_ENTRY(rte_vdev_device) next;      /**< Next attached vdev */
+	struct rte_device device;               /**< Inherit core device */
+};
+
+static inline const char *
+rte_vdev_device_name(const struct rte_vdev_device *dev)
+{
+	if (dev && dev->device.devargs)
+		return dev->device.devargs->virt.drv_name;
+	return NULL;
+}
+
+static inline const char *
+rte_vdev_device_args(const struct rte_vdev_device *dev)
+{
+	if (dev && dev->device.devargs)
+		return dev->device.devargs->args;
+	return "";
+}
 
 /** Double linked list of virtual device drivers. */
 TAILQ_HEAD(vdev_driver_list, rte_vdev_driver);
@@ -46,12 +68,12 @@ TAILQ_HEAD(vdev_driver_list, rte_vdev_driver);
 /**
  * Probe function called for each virtual device driver once.
  */
-typedef int (rte_vdev_probe_t)(const char *name, const char *args);
+typedef int (rte_vdev_probe_t)(struct rte_vdev_device *dev);
 
 /**
  * Remove function called for each virtual device driver once.
  */
-typedef int (rte_vdev_remove_t)(const char *name);
+typedef int (rte_vdev_remove_t)(struct rte_vdev_device *dev);
 
 /**
  * A virtual device driver abstraction.
@@ -70,7 +92,7 @@ struct rte_vdev_driver {
  *   A pointer to a rte_vdev_driver structure describing the driver
  *   to be registered.
  */
-void rte_eal_vdrv_register(struct rte_vdev_driver *driver);
+void rte_vdev_register(struct rte_vdev_driver *driver);
 
 /**
  * Unregister a virtual device driver.
@@ -79,7 +101,7 @@ void rte_eal_vdrv_register(struct rte_vdev_driver *driver);
  *   A pointer to a rte_vdev_driver structure describing the driver
  *   to be unregistered.
  */
-void rte_eal_vdrv_unregister(struct rte_vdev_driver *driver);
+void rte_vdev_unregister(struct rte_vdev_driver *driver);
 
 #define RTE_PMD_REGISTER_VDEV(nm, vdrv)\
 RTE_INIT(vdrvinitfn_ ##vdrv);\
@@ -88,7 +110,7 @@ static void vdrvinitfn_ ##vdrv(void)\
 {\
 	(vdrv).driver.name = RTE_STR(nm);\
 	(vdrv).driver.alias = vdrvinit_ ## nm ## _alias;\
-	rte_eal_vdrv_register(&vdrv);\
+	rte_vdev_register(&vdrv);\
 } \
 RTE_PMD_EXPORT_NAME(nm, __COUNTER__)
 
diff --git a/lib/librte_eal/common/include/rte_version.h b/lib/librte_eal/common/include/rte_version.h
index 0de35fb7..07a085eb 100644
--- a/lib/librte_eal/common/include/rte_version.h
+++ b/lib/librte_eal/common/include/rte_version.h
@@ -56,17 +56,17 @@ extern "C" {
 /**
  * Major version/year number i.e. the yy in yy.mm.z
  */
-#define RTE_VER_YEAR 16
+#define RTE_VER_YEAR 17
 
 /**
  * Minor version/month number i.e. the mm in yy.mm.z
  */
-#define RTE_VER_MONTH 11
+#define RTE_VER_MONTH 5
 
 /**
  * Patch level number i.e. the z in yy.mm.z
  */
-#define RTE_VER_MINOR 1
+#define RTE_VER_MINOR 0
 
 /**
  * Extra string to be appended to version number
diff --git a/lib/librte_eal/common/include/rte_warnings.h b/lib/librte_eal/common/include/rte_warnings.h
deleted file mode 100644
index 54b545c9..00000000
--- a/lib/librte_eal/common/include/rte_warnings.h
+++ /dev/null
@@ -1,84 +0,0 @@
-/*-
- *   BSD LICENSE
- *
- *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
- *   All rights reserved.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of Intel Corporation nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-/**
- * @file
- * Definitions of warnings for use of various insecure functions
- */
-
-#ifndef _RTE_WARNINGS_H_
-#define _RTE_WARNINGS_H_
-
-#ifdef RTE_INSECURE_FUNCTION_WARNING
-
-/* we need to include all used standard header files so that they appear
- * _before_ we poison the function names.
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <stdarg.h>
-#include <errno.h>
-#ifdef RTE_EXEC_ENV_LINUXAPP
-#include <dirent.h>
-#endif
-
-/* the following function are deemed not fully secure for use e.g. they
- * do not always null-terminate arguments */
-#pragma GCC poison sprintf strtok snprintf vsnprintf
-#pragma GCC poison strlen strcpy strcat
-#pragma GCC poison sscanf
-
-/* other unsafe functions may be implemented as macros so just undef them */
-#ifdef strsep
-#undef strsep
-#else
-#pragma GCC poison strsep
-#endif
-
-#ifdef strncpy
-#undef strncpy
-#else
-#pragma GCC poison strncpy
-#endif
-
-#ifdef strncat
-#undef strncat
-#else
-#pragma GCC poison strncat
-#endif
-
-#endif
-
-#endif /* RTE_WARNINGS_H */