[dpdk-dev] [PATCH 5/7] eal: merge bsd and linux common options parsing

[David Marchand <david.marchand@6wind.com>]

All common options are now in a single file.
Common usage() has been moved as well.

Signed-off-by: David Marchand <david.marchand@6wind.com>
---
 lib/librte_eal/bsdapp/eal/Makefile          |    1 +
 lib/librte_eal/bsdapp/eal/eal.c             |  340 +++---------------------
 lib/librte_eal/common/eal_common_options.c  |  379 +++++++++++++++++++++++++++
 lib/librte_eal/common/include/eal_options.h |   58 ++++
 lib/librte_eal/linuxapp/eal/Makefile        |    1 +
 lib/librte_eal/linuxapp/eal/eal.c           |  370 ++++----------------------
 6 files changed, 519 insertions(+), 630 deletions(-)
 create mode 100644 lib/librte_eal/common/eal_common_options.c
 create mode 100644 lib/librte_eal/common/include/eal_options.h

diff --git a/lib/librte_eal/bsdapp/eal/Makefile b/lib/librte_eal/bsdapp/eal/Makefile
index 8f44273..aaa174e 100644
--- a/lib/librte_eal/bsdapp/eal/Makefile
+++ b/lib/librte_eal/bsdapp/eal/Makefile
@@ -71,6 +71,7 @@ SRCS-$(CONFIG_RTE_LIBRTE_EAL_BSDAPP) += eal_common_string_fns.c
 SRCS-$(CONFIG_RTE_LIBRTE_EAL_BSDAPP) += eal_common_hexdump.c
 SRCS-$(CONFIG_RTE_LIBRTE_EAL_BSDAPP) += eal_common_devargs.c
 SRCS-$(CONFIG_RTE_LIBRTE_EAL_BSDAPP) += eal_common_dev.c
+SRCS-$(CONFIG_RTE_LIBRTE_EAL_BSDAPP) += eal_common_options.c
 
 CFLAGS_eal.o := -D_GNU_SOURCE
 #CFLAGS_eal_thread.o := -D_GNU_SOURCE
diff --git a/lib/librte_eal/bsdapp/eal/eal.c b/lib/librte_eal/bsdapp/eal/eal.c
index 81d1a65..58f00fd 100644
--- a/lib/librte_eal/bsdapp/eal/eal.c
+++ b/lib/librte_eal/bsdapp/eal/eal.c
@@ -79,26 +79,10 @@
 #include "eal_internal_cfg.h"
 #include "eal_filesystem.h"
 #include "eal_hugepages.h"
-
-#define OPT_HUGE_DIR    "huge-dir"
-#define OPT_PROC_TYPE   "proc-type"
-#define OPT_NO_SHCONF   "no-shconf"
-#define OPT_NO_HPET     "no-hpet"
-#define OPT_VMWARE_TSC_MAP   "vmware-tsc-map"
-#define OPT_NO_PCI      "no-pci"
-#define OPT_NO_HUGE     "no-huge"
-#define OPT_FILE_PREFIX "file-prefix"
-#define OPT_SOCKET_MEM  "socket-mem"
-#define OPT_PCI_WHITELIST "pci-whitelist"
-#define OPT_PCI_BLACKLIST "pci-blacklist"
-#define OPT_VDEV        "vdev"
-#define OPT_SYSLOG      "syslog"
-#define OPT_LOG_LEVEL   "log-level"
+#include "eal_options.h"
 
 #define MEMSIZE_IF_NO_HUGE_PAGE (64ULL * 1024ULL * 1024ULL)
 
-#define BITS_PER_HEX 4
-
 /* Allow the application to print its usage message too if set */
 static rte_usage_hook_t	rte_application_usage_hook = NULL;
 /* early configuration structure, when memory config is not mmapped */
@@ -285,34 +269,8 @@ rte_config_init(void)
 static void
 eal_usage(const char *prgname)
 {
-	printf("\nUsage: %s -c COREMASK -n NUM [-m NB] [-r NUM] [-b <domain:bus:devid.func>]"
-	       "[--proc-type primary|secondary|auto] \n\n"
-	       "EAL options:\n"
-	       "  -c COREMASK  : A hexadecimal bitmask of cores to run on\n"
-	       "  -n NUM       : Number of memory channels\n"
-	       "  -v           : Display version information on startup\n"
-	       "  -m MB        : memory to allocate\n"
-	       "  -r NUM       : force number of memory ranks (don't detect)\n"
-	       "  --"OPT_LOG_LEVEL"  : set default log level\n"
-	       "  --"OPT_PROC_TYPE"  : type of this process\n"
-	       "  --"OPT_PCI_BLACKLIST", -b: add a PCI device in black list.\n"
-	       "               Prevent EAL from using this PCI device. The argument\n"
-	       "               format is <domain:bus:devid.func>.\n"
-	       "  --"OPT_PCI_WHITELIST", -w: add a PCI device in white list.\n"
-	       "               Only use the specified PCI devices. The argument format\n"
-	       "               is <[domain:]bus:devid.func>. This option can be present\n"
-	       "               several times (once per device).\n"
-	       "               [NOTE: PCI whitelist cannot be used with -b option]\n"
-	       "  --"OPT_VDEV": add a virtual device.\n"
-	       "               The argument format is <driver><id>[,key=val,...]\n"
-	       "               (ex: --vdev=eth_pcap0,iface=eth2).\n"
-	       "  --"OPT_VMWARE_TSC_MAP": use VMware TSC map instead of native RDTSC\n"
-	       "\nEAL options for DEBUG use only:\n"
-	       "  --"OPT_NO_HUGE"  : use malloc instead of hugetlbfs\n"
-	       "  --"OPT_NO_PCI"   : disable pci\n"
-	       "  --"OPT_NO_SHCONF": no shared config (mmap'd files)\n"
-	       "\n",
-	       prgname);
+	printf("\nUsage: %s ", prgname);
+	eal_common_usage();
 	/* Allow the application to print its usage message too if hook is set */
 	if ( rte_application_usage_hook ) {
 		printf("===== Application Usage =====\n\n");
@@ -333,136 +291,6 @@ rte_set_application_usage_hook( rte_usage_hook_t usage_func )
 	return old_func;
 }
 
-/*
- * Parse the coremask given as argument (hexadecimal string) and fill
- * the global configuration (core role and core count) with the parsed
- * value.
- */
-static int xdigit2val(unsigned char c)
-{
-	int val;
-	if(isdigit(c))
-		val = c - '0';
-	else if(isupper(c))
-		val = c - 'A' + 10;
-	else
-		val = c - 'a' + 10;
-	return val;
-}
-static int
-eal_parse_coremask(const char *coremask)
-{
-	struct rte_config *cfg = rte_eal_get_configuration();
-	int i, j, idx = 0 ;
-	unsigned count = 0;
-	char c;
-	int val;
-
-	if (coremask == NULL)
-		return -1;
-	/* Remove all blank characters ahead and after .
-	 * Remove 0x/0X if exists.
-	 */
-	while (isblank(*coremask))
-		coremask++;
-	if (coremask[0] == '0' && ((coremask[1] == 'x')
-		||  (coremask[1] == 'X')) )
-		coremask += 2;
-	i = strnlen(coremask, sysconf(_SC_ARG_MAX));
-	while ((i > 0) && isblank(coremask[i - 1]))
-		i--;
-	if (i == 0)
-		return -1;
-
-	for (i = i - 1; i >= 0 && idx < RTE_MAX_LCORE; i--) {
-		c = coremask[i];
-		if (isxdigit(c) == 0) {
-			/* invalid characters */
-			return (-1);
-		}
-		val = xdigit2val(c);
-		for(j = 0; j < BITS_PER_HEX && idx < RTE_MAX_LCORE; j++, idx++) {
-			if((1 << j) & val) {
-				cfg->lcore_role[idx] = ROLE_RTE;
-				if(count == 0)
-					cfg->master_lcore = idx;
-				count++;
-			} else  {
-				cfg->lcore_role[idx] = ROLE_OFF;
-			}
-		}
-	}
-	for(; i >= 0; i--)
-		if(coremask[i] != '0')
-			return -1;
-	for(; idx < RTE_MAX_LCORE; idx++)
-		cfg->lcore_role[idx] = ROLE_OFF;
-	if(count == 0)
-		return -1;
-	return 0;
-}
-
-static int
-eal_parse_syslog(const char *facility)
-{
-	int i;
-	static struct {
-		const char *name;
-		int value;
-	} map[] = {
-		{ "auth", LOG_AUTH },
-		{ "cron", LOG_CRON },
-		{ "daemon", LOG_DAEMON },
-		{ "ftp", LOG_FTP },
-		{ "kern", LOG_KERN },
-		{ "lpr", LOG_LPR },
-		{ "mail", LOG_MAIL },
-		{ "news", LOG_NEWS },
-		{ "syslog", LOG_SYSLOG },
-		{ "user", LOG_USER },
-		{ "uucp", LOG_UUCP },
-		{ "local0", LOG_LOCAL0 },
-		{ "local1", LOG_LOCAL1 },
-		{ "local2", LOG_LOCAL2 },
-		{ "local3", LOG_LOCAL3 },
-		{ "local4", LOG_LOCAL4 },
-		{ "local5", LOG_LOCAL5 },
-		{ "local6", LOG_LOCAL6 },
-		{ "local7", LOG_LOCAL7 },
-		{ NULL, 0 }
-	};
-
-	for (i = 0; map[i].name; i++) {
-		if (!strcmp(facility, map[i].name)) {
-			internal_config.syslog_facility = map[i].value;
-			return 0;
-		}
-	}
-	return -1;
-}
-
-static int
-eal_parse_log_level(const char *level, uint32_t *log_level)
-{
-	char *end;
-	unsigned long tmp;
-
-	errno = 0;
-	tmp = strtoul(level, &end, 0);
-
-	/* check for errors */
-	if ((errno != 0) || (level[0] == '\0') ||
-	    end == NULL || (*end != '\0'))
-		return -1;
-
-	/* log_level is a uint32_t */
-	if (tmp >= UINT32_MAX)
-		return -1;
-
-	*log_level = tmp;
-	return 0;
-}
-
 static inline size_t
 eal_get_hugepage_mem_size(void)
 {
@@ -481,19 +309,6 @@ eal_get_hugepage_mem_size(void)
 	return (size < SIZE_MAX) ? (size_t)(size) : SIZE_MAX;
 }
 
-static enum rte_proc_type_t
-eal_parse_proc_type(const char *arg)
-{
-	if (strncasecmp(arg, "primary", sizeof("primary")) == 0)
-		return RTE_PROC_PRIMARY;
-	if (strncasecmp(arg, "secondary", sizeof("secondary")) == 0)
-		return RTE_PROC_SECONDARY;
-	if (strncasecmp(arg, "auto", sizeof("auto")) == 0)
-		return RTE_PROC_AUTO;
-
-	return RTE_PROC_INVALID;
-}
-
 /* Parse the argument given in the command line of the application */
 static int
 eal_parse_args(int argc, char **argv)
@@ -503,23 +318,6 @@ eal_parse_args(int argc, char **argv)
 	int option_index;
 	int coremask_ok = 0;
 	char *prgname = argv[0];
-	static struct option lgopts[] = {
-		{OPT_NO_HUGE, 0, 0, 0},
-		{OPT_NO_PCI, 0, 0, 0},
-		{OPT_NO_HPET, 0, 0, 0},
-		{OPT_VMWARE_TSC_MAP, 0, 0, 0},
-		{OPT_HUGE_DIR, 1, 0, 0},
-		{OPT_NO_SHCONF, 0, 0, 0},
-		{OPT_PROC_TYPE, 1, 0, 0},
-		{OPT_FILE_PREFIX, 1, 0, 0},
-		{OPT_SOCKET_MEM, 1, 0, 0},
-		{OPT_PCI_WHITELIST, 1, 0, 'w'},
-		{OPT_PCI_BLACKLIST, 1, 0, 'b'},
-		{OPT_VDEV, 1, 0, 0},
-		{OPT_SYSLOG, 1, NULL, 0},
-		{OPT_LOG_LEVEL, 1, NULL, 0},
-		{0, 0, 0, 0}
-	};
 
 	argvopt = argv;
 
@@ -547,117 +345,51 @@ eal_parse_args(int argc, char **argv)
 
 	internal_config.vmware_tsc_map = 0;
 
-	while ((opt = getopt_long(argc, argvopt, "b:w:c:m:n:r:v",
-				  lgopts, &option_index)) != EOF) {
+	while ((opt = getopt_long(argc, argvopt, eal_short_options,
+				  eal_long_options, &option_index)) != EOF) {
 
-		switch (opt) {
-		/* blacklist */
-		case 'b':
-			if (rte_eal_devargs_add(RTE_DEVTYPE_BLACKLISTED_PCI,
-					optarg) < 0) {
-				eal_usage(prgname);
-				return (-1);
-			}
-			break;
-		/* whitelist */
-		case 'w':
-			if (rte_eal_devargs_add(RTE_DEVTYPE_WHITELISTED_PCI,
-					optarg) < 0) {
-				eal_usage(prgname);
-				return -1;
-			}
-			break;
-		/* coremask */
-		case 'c':
-			if (eal_parse_coremask(optarg) < 0) {
-				RTE_LOG(ERR, EAL, "invalid coremask\n");
-				eal_usage(prgname);
-				return -1;
-			}
-			coremask_ok = 1;
-			break;
-		/* size of memory */
-		case 'm':
-			internal_config.memory = atoi(optarg);
-			internal_config.memory *= 1024ULL;
-			internal_config.memory *= 1024ULL;
-			break;
-		/* force number of channels */
-		case 'n':
-			internal_config.force_nchannel = atoi(optarg);
-			if (internal_config.force_nchannel == 0 ||
-			    internal_config.force_nchannel > 4) {
-				RTE_LOG(ERR, EAL, "invalid channel number\n");
-				eal_usage(prgname);
-				return -1;
-			}
-			break;
-		/* force number of ranks */
-		case 'r':
-			internal_config.force_nrank = atoi(optarg);
-			if (internal_config.force_nrank == 0 ||
-			    internal_config.force_nrank > 16) {
-				RTE_LOG(ERR, EAL, "invalid rank number\n");
-				eal_usage(prgname);
-				return -1;
-			}
-			break;
-		case 'v':
-			/* since message is explicitly requested by user, we
-			 * write message at highest log level so it can always be seen
-			 * even if info or warning messages are disabled */
-			RTE_LOG(CRIT, EAL, "RTE Version: '%s'\n", rte_version());
-			break;
+		int ret;
+
+		/* getopt is not happy, stop right now */
+		if (opt == '?')
+			return -1;
 
+		ret = eal_parse_common_option(opt, optarg, option_index,
+					      &internal_config);
+		/* common parser is not happy */
+		if (ret < 0) {
+			eal_usage(prgname);
+			return -1;
+		}
+		/* common parser handled this option */
+		if (ret == 0) {
+			/* special case, note that the common parser accepted
+			 * the coremask option */
+			if (opt == 'c')
+				coremask_ok = 1;
+			continue;
+		}
+
+		switch (opt) {
 		/* long options */
 		case 0:
-			if (!strcmp(lgopts[option_index].name, OPT_NO_HUGE)) {
-				internal_config.no_hugetlbfs = 1;
-			} else if (!strcmp(lgopts[option_index].name, OPT_NO_PCI)) {
-				internal_config.no_pci = 1;
-			} else if (!strcmp(lgopts[option_index].name, OPT_NO_HPET)) {
-				internal_config.no_hpet = 1;
-			} else if (!strcmp(lgopts[option_index].name, OPT_VMWARE_TSC_MAP)) {
-				internal_config.vmware_tsc_map = 1;
-			} else if (!strcmp(lgopts[option_index].name, OPT_NO_SHCONF)) {
-				internal_config.no_shconf = 1;
-			} else if (!strcmp(lgopts[option_index].name, OPT_PROC_TYPE)) {
-				internal_config.process_type = eal_parse_proc_type(optarg);
-			} else if (!strcmp(lgopts[option_index].name, OPT_VDEV)) {
-				if (rte_eal_devargs_add(RTE_DEVTYPE_VIRTUAL,
-						optarg) < 0) {
-					eal_usage(prgname);
-					return -1;
-				}
-			} else if (!strcmp(lgopts[option_index].name, OPT_SYSLOG)) {
-				if (eal_parse_syslog(optarg) < 0) {
-					RTE_LOG(ERR, EAL, "invalid parameters for --"
-							OPT_SYSLOG "\n");
-					eal_usage(prgname);
-					return -1;
-				}
-			} else if (!strcmp(lgopts[option_index].name,
-					 OPT_LOG_LEVEL)) {
-				uint32_t log;
-
-				if (eal_parse_log_level(optarg, &log) < 0) {
-					RTE_LOG(ERR, EAL,
-						"invalid parameters for --"
-						OPT_LOG_LEVEL "\n");
-					eal_usage(prgname);
-					return -1;
-				}
-				internal_config.log_level = log;
-			} else {
+			{
 				RTE_LOG(ERR, EAL, "Option %s is not supported "
 					"on FreeBSD\n",
-					lgopts[option_index].name);
+					eal_long_options[option_index].name);
 				eal_usage(prgname);
 				return -1;
 			}
 			break;
 
 		default:
+			if (isprint(opt)) {
+				RTE_LOG(ERR, EAL, "Option %c is not supported "
+					"on FreeBSD\n", opt);
+			} else {
+				RTE_LOG(ERR, EAL, "Option %d is not supported "
+					"on FreeBSD\n", opt);
+			}
 			eal_usage(prgname);
 			return -1;
 		}
diff --git a/lib/librte_eal/common/eal_common_options.c b/lib/librte_eal/common/eal_common_options.c
new file mode 100644
index 0000000..ead4300
--- /dev/null
+++ b/lib/librte_eal/common/eal_common_options.c
@@ -0,0 +1,379 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+ *   Copyright(c) 2014 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 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.
+ */
+
+#include <stdlib.h>
+#include <string.h>
+#include <syslog.h>
+#include <ctype.h>
+#include <limits.h>
+#include <errno.h>
+#include <getopt.h>
+
+#include <rte_eal.h>
+#include <rte_log.h>
+#include <rte_lcore.h>
+#include <rte_version.h>
+#include <rte_devargs.h>
+
+#include "eal_internal_cfg.h"
+#include "eal_options.h"
+
+#define BITS_PER_HEX 4
+
+const char
+eal_short_options[] =
+	"b:" /* pci-blacklist */
+	"w:" /* pci-whitelist */
+	"c:"
+	"d:"
+	"m:"
+	"n:"
+	"r:"
+	"v";
+
+const struct option
+eal_long_options[] = {
+	{OPT_HUGE_DIR, 1, 0, 0},
+	{OPT_PROC_TYPE, 1, 0, 0},
+	{OPT_NO_SHCONF, 0, 0, 0},
+	{OPT_NO_HPET, 0, 0, 0},
+	{OPT_VMWARE_TSC_MAP, 0, 0, 0},
+	{OPT_NO_PCI, 0, 0, 0},
+	{OPT_NO_HUGE, 0, 0, 0},
+	{OPT_FILE_PREFIX, 1, 0, 0},
+	{OPT_SOCKET_MEM, 1, 0, 0},
+	{OPT_PCI_WHITELIST, 1, 0, 'w'},
+	{OPT_PCI_BLACKLIST, 1, 0, 'b'},
+	{OPT_VDEV, 1, 0, 0},
+	{OPT_SYSLOG, 1, NULL, 0},
+	{OPT_LOG_LEVEL, 1, NULL, 0},
+	{OPT_BASE_VIRTADDR, 1, 0, 0},
+	{OPT_XEN_DOM0, 0, 0, 0},
+	{OPT_CREATE_UIO_DEV, 1, NULL, 0},
+	{OPT_VFIO_INTR, 1, NULL, 0},
+	{0, 0, 0, 0}
+};
+
+/*
+ * Parse the coremask given as argument (hexadecimal string) and fill
+ * the global configuration (core role and core count) with the parsed
+ * value.
+ */
+static int xdigit2val(unsigned char c)
+{
+	int val;
+
+	if (isdigit(c))
+		val = c - '0';
+	else if (isupper(c))
+		val = c - 'A' + 10;
+	else
+		val = c - 'a' + 10;
+	return val;
+}
+
+static int
+eal_parse_coremask(const char *coremask)
+{
+	struct rte_config *cfg = rte_eal_get_configuration();
+	int i, j, idx = 0;
+	unsigned count = 0;
+	char c;
+	int val;
+
+	if (coremask == NULL)
+		return -1;
+	/* Remove all blank characters ahead and after .
+	 * Remove 0x/0X if exists.
+	 */
+	while (isblank(*coremask))
+		coremask++;
+	if (coremask[0] == '0' && ((coremask[1] == 'x')
+		|| (coremask[1] == 'X')))
+		coremask += 2;
+	i = strnlen(coremask, PATH_MAX);
+	while ((i > 0) && isblank(coremask[i - 1]))
+		i--;
+	if (i == 0)
+		return -1;
+
+	for (i = i - 1; i >= 0 && idx < RTE_MAX_LCORE; i--) {
+		c = coremask[i];
+		if (isxdigit(c) == 0) {
+			/* invalid characters */
+			return -1;
+		}
+		val = xdigit2val(c);
+		for (j = 0; j < BITS_PER_HEX && idx < RTE_MAX_LCORE; j++, idx++)
+		{
+			if ((1 << j) & val) {
+				if (!lcore_config[idx].detected) {
+					RTE_LOG(ERR, EAL, "lcore %u "
+					        "unavailable\n", idx);
+					return -1;
+				}
+				cfg->lcore_role[idx] = ROLE_RTE;
+				if (count == 0)
+					cfg->master_lcore = idx;
+				count++;
+			} else {
+				cfg->lcore_role[idx] = ROLE_OFF;
+			}
+		}
+	}
+	for (; i >= 0; i--)
+		if (coremask[i] != '0')
+			return -1;
+	for (; idx < RTE_MAX_LCORE; idx++)
+		cfg->lcore_role[idx] = ROLE_OFF;
+	if (count == 0)
+		return -1;
+	/* Update the count of enabled logical cores of the EAL configuration */
+	cfg->lcore_count = count;
+	return 0;
+}
+
+static int
+eal_parse_syslog(const char *facility, struct internal_config *conf)
+{
+	int i;
+	static struct {
+		const char *name;
+		int value;
+	} map[] = {
+		{ "auth", LOG_AUTH },
+		{ "cron", LOG_CRON },
+		{ "daemon", LOG_DAEMON },
+		{ "ftp", LOG_FTP },
+		{ "kern", LOG_KERN },
+		{ "lpr", LOG_LPR },
+		{ "mail", LOG_MAIL },
+		{ "news", LOG_NEWS },
+		{ "syslog", LOG_SYSLOG },
+		{ "user", LOG_USER },
+		{ "uucp", LOG_UUCP },
+		{ "local0", LOG_LOCAL0 },
+		{ "local1", LOG_LOCAL1 },
+		{ "local2", LOG_LOCAL2 },
+		{ "local3", LOG_LOCAL3 },
+		{ "local4", LOG_LOCAL4 },
+		{ "local5", LOG_LOCAL5 },
+		{ "local6", LOG_LOCAL6 },
+		{ "local7", LOG_LOCAL7 },
+		{ NULL, 0 }
+	};
+
+	for (i = 0; map[i].name; i++) {
+		if (!strcmp(facility, map[i].name)) {
+			conf->syslog_facility = map[i].value;
+			return 0;
+		}
+	}
+	return -1;
+}
+
+static int
+eal_parse_log_level(const char *level, uint32_t *log_level)
+{
+	char *end;
+	unsigned long tmp;
+
+	errno = 0;
+	tmp = strtoul(level, &end, 0);
+
+	/* check for errors */
+	if ((errno != 0) || (level[0] == '\0') ||
+	    end == NULL || (*end != '\0'))
+		return -1;
+
+	/* log_level is a uint32_t */
+	if (tmp >= UINT32_MAX)
+		return -1;
+
+	*log_level = tmp;
+	return 0;
+}
+
+static enum rte_proc_type_t
+eal_parse_proc_type(const char *arg)
+{
+	if (strncasecmp(arg, "primary", sizeof("primary")) == 0)
+		return RTE_PROC_PRIMARY;
+	if (strncasecmp(arg, "secondary", sizeof("secondary")) == 0)
+		return RTE_PROC_SECONDARY;
+	if (strncasecmp(arg, "auto", sizeof("auto")) == 0)
+		return RTE_PROC_AUTO;
+
+	return RTE_PROC_INVALID;
+}
+
+int
+eal_parse_common_option(int opt, const char *optarg, int longindex,
+			struct internal_config *conf)
+{
+	switch (opt) {
+	/* blacklist */
+	case 'b':
+		if (rte_eal_devargs_add(RTE_DEVTYPE_BLACKLISTED_PCI,
+				optarg) < 0) {
+			return -1;
+		}
+		break;
+	/* whitelist */
+	case 'w':
+		if (rte_eal_devargs_add(RTE_DEVTYPE_WHITELISTED_PCI,
+				optarg) < 0) {
+			return -1;
+		}
+		break;
+	/* coremask */
+	case 'c':
+		if (eal_parse_coremask(optarg) < 0) {
+			RTE_LOG(ERR, EAL, "invalid coremask\n");
+			return -1;
+		}
+		break;
+	/* size of memory */
+	case 'm':
+		conf->memory = atoi(optarg);
+		conf->memory *= 1024ULL;
+		conf->memory *= 1024ULL;
+		break;
+	/* force number of channels */
+	case 'n':
+		conf->force_nchannel = atoi(optarg);
+		if (conf->force_nchannel == 0 ||
+		    conf->force_nchannel > 4) {
+			RTE_LOG(ERR, EAL, "invalid channel number\n");
+			return -1;
+		}
+		break;
+	/* force number of ranks */
+	case 'r':
+		conf->force_nrank = atoi(optarg);
+		if (conf->force_nrank == 0 ||
+		    conf->force_nrank > 16) {
+			RTE_LOG(ERR, EAL, "invalid rank number\n");
+			return -1;
+		}
+		break;
+	case 'v':
+		/* since message is explicitly requested by user, we
+		 * write message at highest log level so it can always
+		 * be seen
+		 * even if info or warning messages are disabled */
+		RTE_LOG(CRIT, EAL, "RTE Version: '%s'\n", rte_version());
+		break;
+
+	/* long options */
+	case 0:
+		if (!strcmp(eal_long_options[longindex].name, OPT_NO_HUGE)) {
+			conf->no_hugetlbfs = 1;
+		} else if (!strcmp(eal_long_options[longindex].name, OPT_NO_PCI)) {
+			conf->no_pci = 1;
+		} else if (!strcmp(eal_long_options[longindex].name, OPT_NO_HPET)) {
+			conf->no_hpet = 1;
+		} else if (!strcmp(eal_long_options[longindex].name, OPT_VMWARE_TSC_MAP)) {
+			conf->vmware_tsc_map = 1;
+		} else if (!strcmp(eal_long_options[longindex].name, OPT_NO_SHCONF)) {
+			conf->no_shconf = 1;
+		} else if (!strcmp(eal_long_options[longindex].name, OPT_PROC_TYPE)) {
+			conf->process_type = eal_parse_proc_type(optarg);
+		} else if (!strcmp(eal_long_options[longindex].name, OPT_VDEV)) {
+			if (rte_eal_devargs_add(RTE_DEVTYPE_VIRTUAL,
+					optarg) < 0) {
+				return -1;
+			}
+		} else if (!strcmp(eal_long_options[longindex].name, OPT_SYSLOG)) {
+			if (eal_parse_syslog(optarg, conf) < 0) {
+				RTE_LOG(ERR, EAL, "invalid parameters for --"
+						OPT_SYSLOG "\n");
+				return -1;
+			}
+		} else if (!strcmp(eal_long_options[longindex].name,
+				 OPT_LOG_LEVEL)) {
+			uint32_t log;
+
+			if (eal_parse_log_level(optarg, &log) < 0) {
+				RTE_LOG(ERR, EAL,
+					"invalid parameters for --"
+					OPT_LOG_LEVEL "\n");
+				return -1;
+			}
+			conf->log_level = log;
+		}
+
+		break;
+
+	/* don't know what to do, leave this to caller */
+	default:
+		return 1;
+
+	}
+
+	return 0;
+}
+
+void
+eal_common_usage(void)
+{
+	printf("-c COREMASK -n NUM [-m NB] [-r NUM] [-b <domain:bus:devid.func>]"
+	       "[--proc-type primary|secondary|auto]\n\n"
+	       "EAL common options:\n"
+	       "  -c COREMASK  : A hexadecimal bitmask of cores to run on\n"
+	       "  -n NUM       : Number of memory channels\n"
+	       "  -v           : Display version information on startup\n"
+	       "  -m MB        : memory to allocate (see also --"OPT_SOCKET_MEM")\n"
+	       "  -r NUM       : force number of memory ranks (don't detect)\n"
+	       "  --"OPT_SYSLOG"     : set syslog facility\n"
+	       "  --"OPT_LOG_LEVEL"  : set default log level\n"
+	       "  --"OPT_PROC_TYPE"  : type of this process\n"
+	       "  --"OPT_PCI_BLACKLIST", -b: add a PCI device in black list.\n"
+	       "               Prevent EAL from using this PCI device. The argument\n"
+	       "               format is <domain:bus:devid.func>.\n"
+	       "  --"OPT_PCI_WHITELIST", -w: add a PCI device in white list.\n"
+	       "               Only use the specified PCI devices. The argument format\n"
+	       "               is <[domain:]bus:devid.func>. This option can be present\n"
+	       "               several times (once per device).\n"
+	       "               [NOTE: PCI whitelist cannot be used with -b option]\n"
+	       "  --"OPT_VDEV": add a virtual device.\n"
+	       "               The argument format is <driver><id>[,key=val,...]\n"
+	       "               (ex: --vdev=eth_pcap0,iface=eth2).\n"
+	       "  --"OPT_VMWARE_TSC_MAP": use VMware TSC map instead of native RDTSC\n"
+	       "\nEAL options for DEBUG use only:\n"
+	       "  --"OPT_NO_HUGE"  : use malloc instead of hugetlbfs\n"
+	       "  --"OPT_NO_PCI"   : disable pci\n"
+	       "  --"OPT_NO_HPET"  : disable hpet\n"
+	       "  --"OPT_NO_SHCONF": no shared config (mmap'd files)\n"
+	       "\n");
+}
diff --git a/lib/librte_eal/common/include/eal_options.h b/lib/librte_eal/common/include/eal_options.h
new file mode 100644
index 0000000..4e6b90d
--- /dev/null
+++ b/lib/librte_eal/common/include/eal_options.h
@@ -0,0 +1,58 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2014 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 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.
+ */
+
+#define OPT_PCI_WHITELIST "pci-whitelist"
+#define OPT_PCI_BLACKLIST "pci-blacklist"
+
+#define OPT_HUGE_DIR    "huge-dir"
+#define OPT_PROC_TYPE   "proc-type"
+#define OPT_NO_SHCONF   "no-shconf"
+#define OPT_NO_HPET     "no-hpet"
+#define OPT_VMWARE_TSC_MAP   "vmware-tsc-map"
+#define OPT_NO_PCI      "no-pci"
+#define OPT_NO_HUGE     "no-huge"
+#define OPT_FILE_PREFIX "file-prefix"
+#define OPT_SOCKET_MEM  "socket-mem"
+#define OPT_VDEV        "vdev"
+#define OPT_SYSLOG      "syslog"
+#define OPT_LOG_LEVEL   "log-level"
+#define OPT_BASE_VIRTADDR   "base-virtaddr"
+#define OPT_XEN_DOM0    "xen-dom0"
+#define OPT_CREATE_UIO_DEV "create-uio-dev"
+#define OPT_VFIO_INTR    "vfio-intr"
+
+extern const char eal_short_options[];
+extern const struct option eal_long_options[];
+
+int eal_parse_common_option(int opt, const char *argv, int longindex,
+			    struct internal_config *conf);
+void eal_common_usage(void);
diff --git a/lib/librte_eal/linuxapp/eal/Makefile b/lib/librte_eal/linuxapp/eal/Makefile
index 756d6b0..c99433e 100644
--- a/lib/librte_eal/linuxapp/eal/Makefile
+++ b/lib/librte_eal/linuxapp/eal/Makefile
@@ -82,6 +82,7 @@ SRCS-$(CONFIG_RTE_LIBRTE_EAL_LINUXAPP) += eal_common_string_fns.c
 SRCS-$(CONFIG_RTE_LIBRTE_EAL_LINUXAPP) += eal_common_hexdump.c
 SRCS-$(CONFIG_RTE_LIBRTE_EAL_LINUXAPP) += eal_common_devargs.c
 SRCS-$(CONFIG_RTE_LIBRTE_EAL_LINUXAPP) += eal_common_dev.c
+SRCS-$(CONFIG_RTE_LIBRTE_EAL_LINUXAPP) += eal_common_options.c
 
 CFLAGS_eal.o := -D_GNU_SOURCE
 CFLAGS_eal_thread.o := -D_GNU_SOURCE
diff --git a/lib/librte_eal/linuxapp/eal/eal.c b/lib/librte_eal/linuxapp/eal/eal.c
index 3393550..d82debf 100644
--- a/lib/librte_eal/linuxapp/eal/eal.c
+++ b/lib/librte_eal/linuxapp/eal/eal.c
@@ -82,25 +82,7 @@
 #include "eal_internal_cfg.h"
 #include "eal_filesystem.h"
 #include "eal_hugepages.h"
-
-#define OPT_HUGE_DIR    "huge-dir"
-#define OPT_PROC_TYPE   "proc-type"
-#define OPT_NO_SHCONF   "no-shconf"
-#define OPT_NO_HPET     "no-hpet"
-#define OPT_VMWARE_TSC_MAP   "vmware-tsc-map"
-#define OPT_NO_PCI      "no-pci"
-#define OPT_NO_HUGE     "no-huge"
-#define OPT_FILE_PREFIX "file-prefix"
-#define OPT_SOCKET_MEM  "socket-mem"
-#define OPT_PCI_WHITELIST "pci-whitelist"
-#define OPT_PCI_BLACKLIST "pci-blacklist"
-#define OPT_VDEV        "vdev"
-#define OPT_SYSLOG      "syslog"
-#define OPT_LOG_LEVEL   "log-level"
-#define OPT_BASE_VIRTADDR   "base-virtaddr"
-#define OPT_XEN_DOM0    "xen-dom0"
-#define OPT_CREATE_UIO_DEV "create-uio-dev"
-#define OPT_VFIO_INTR    "vfio-intr"
+#include "eal_options.h"
 
 #define MEMSIZE_IF_NO_HUGE_PAGE (64ULL * 1024ULL * 1024ULL)
 
@@ -108,8 +90,6 @@
 
 #define HIGHEST_RPL 3
 
-#define BITS_PER_HEX 4
-
 /* Allow the application to print its usage message too if set */
 static rte_usage_hook_t	rte_application_usage_hook = NULL;
 
@@ -372,47 +352,21 @@ eal_hugedirs_unlock(void)
 static void
 eal_usage(const char *prgname)
 {
-	printf("\nUsage: %s -c COREMASK -n NUM [-m NB] [-r NUM] [-b <domain:bus:devid.func>]"
-	       "[--proc-type primary|secondary|auto] \n\n"
-	       "EAL options:\n"
-	       "  -c COREMASK  : A hexadecimal bitmask of cores to run on\n"
-	       "  -n NUM       : Number of memory channels\n"
-		   "  -v           : Display version information on startup\n"
+	printf("\nUsage: %s ", prgname);
+	eal_common_usage();
+	printf("EAL Linux options:\n"
 	       "  -d LIB.so    : add driver (can be used multiple times)\n"
-	       "  -m MB        : memory to allocate (see also --"OPT_SOCKET_MEM")\n"
-	       "  -r NUM       : force number of memory ranks (don't detect)\n"
 	       "  --"OPT_XEN_DOM0" : support application running on Xen Domain0 "
 			   "without hugetlbfs\n"
-	       "  --"OPT_SYSLOG"     : set syslog facility\n"
-	       "  --"OPT_LOG_LEVEL"  : set default log level\n"
 	       "  --"OPT_SOCKET_MEM" : memory to allocate on specific\n"
 		   "                 sockets (use comma separated values)\n"
 	       "  --"OPT_HUGE_DIR"   : directory where hugetlbfs is mounted\n"
-	       "  --"OPT_PROC_TYPE"  : type of this process\n"
 	       "  --"OPT_FILE_PREFIX": prefix for hugepage filenames\n"
-	       "  --"OPT_PCI_BLACKLIST", -b: add a PCI device in black list.\n"
-	       "               Prevent EAL from using this PCI device. The argument\n"
-	       "               format is <domain:bus:devid.func>.\n"
-	       "  --"OPT_PCI_WHITELIST", -w: add a PCI device in white list.\n"
-	       "               Only use the specified PCI devices. The argument format\n"
-	       "               is <[domain:]bus:devid.func>. This option can be present\n"
-	       "               several times (once per device).\n"
-	       "               [NOTE: PCI whitelist cannot be used with -b option]\n"
-	       "  --"OPT_VDEV": add a virtual device.\n"
-	       "               The argument format is <driver><id>[,key=val,...]\n"
-	       "               (ex: --vdev=eth_pcap0,iface=eth2).\n"
-	       "  --"OPT_VMWARE_TSC_MAP": use VMware TSC map instead of native RDTSC\n"
 	       "  --"OPT_BASE_VIRTADDR": specify base virtual address\n"
 	       "  --"OPT_VFIO_INTR": specify desired interrupt mode for VFIO "
 			   "(legacy|msi|msix)\n"
 	       "  --"OPT_CREATE_UIO_DEV": create /dev/uioX (usually done by hotplug)\n"
-	       "\nEAL options for DEBUG use only:\n"
-	       "  --"OPT_NO_HUGE"  : use malloc instead of hugetlbfs\n"
-	       "  --"OPT_NO_PCI"   : disable pci\n"
-	       "  --"OPT_NO_HPET"  : disable hpet\n"
-	       "  --"OPT_NO_SHCONF": no shared config (mmap'd files)\n"
-	       "\n",
-	       prgname);
+	       "\n");
 	/* Allow the application to print its usage message too if hook is set */
 	if ( rte_application_usage_hook ) {
 		printf("===== Application Usage =====\n\n");
@@ -433,143 +387,6 @@ rte_set_application_usage_hook( rte_usage_hook_t usage_func )
 	return old_func;
 }
 
-/*
- * Parse the coremask given as argument (hexadecimal string) and fill
- * the global configuration (core role and core count) with the parsed
- * value.
- */
-static int xdigit2val(unsigned char c)
-{
-	int val;
-	if(isdigit(c))
-		val = c - '0';
-	else if(isupper(c))
-		val = c - 'A' + 10;
-	else
-		val = c - 'a' + 10;
-	return val;
-}
-static int
-eal_parse_coremask(const char *coremask)
-{
-	struct rte_config *cfg = rte_eal_get_configuration();
-	int i, j, idx = 0 ;
-	unsigned count = 0;
-	char c;
-	int val;
-
-	if (coremask == NULL)
-		return -1;
-	/* Remove all blank characters ahead and after .
-	 * Remove 0x/0X if exists.
-	 */
-	while (isblank(*coremask))
-		coremask++;
-	if (coremask[0] == '0' && ((coremask[1] == 'x')
-		||  (coremask[1] == 'X')) )
-		coremask += 2;
-	i = strnlen(coremask, PATH_MAX);
-	while ((i > 0) && isblank(coremask[i - 1]))
-		i--;
-	if (i == 0)
-		return -1;
-
-	for (i = i - 1; i >= 0 && idx < RTE_MAX_LCORE; i--) {
-		c = coremask[i];
-		if (isxdigit(c) == 0) {
-			/* invalid characters */
-			return (-1);
-		}
-		val = xdigit2val(c);
-		for(j = 0; j < BITS_PER_HEX && idx < RTE_MAX_LCORE; j++, idx++) {
-			if((1 << j) & val) {
-				if (!lcore_config[idx].detected) {
-					RTE_LOG(ERR, EAL, "lcore %u "
-					        "unavailable\n", idx);
-					return -1;
-				}
-				cfg->lcore_role[idx] = ROLE_RTE;
-				if(count == 0)
-					cfg->master_lcore = idx;
-				count++;
-			} else  {
-				cfg->lcore_role[idx] = ROLE_OFF;
-			}
-		}
-	}
-	for(; i >= 0; i--)
-		if(coremask[i] != '0')
-			return -1;
-	for(; idx < RTE_MAX_LCORE; idx++)
-		cfg->lcore_role[idx] = ROLE_OFF;
-	if(count == 0)
-		return -1;
-	/* Update the count of enabled logical cores of the EAL configuration */
-	cfg->lcore_count = count;
-	return 0;
-}
-
-static int
-eal_parse_syslog(const char *facility)
-{
-	int i;
-	static struct {
-		const char *name;
-		int value;
-	} map[] = {
-		{ "auth", LOG_AUTH },
-		{ "cron", LOG_CRON },
-		{ "daemon", LOG_DAEMON },
-		{ "ftp", LOG_FTP },
-		{ "kern", LOG_KERN },
-		{ "lpr", LOG_LPR },
-		{ "mail", LOG_MAIL },
-		{ "news", LOG_NEWS },
-		{ "syslog", LOG_SYSLOG },
-		{ "user", LOG_USER },
-		{ "uucp", LOG_UUCP },
-		{ "local0", LOG_LOCAL0 },
-		{ "local1", LOG_LOCAL1 },
-		{ "local2", LOG_LOCAL2 },
-		{ "local3", LOG_LOCAL3 },
-		{ "local4", LOG_LOCAL4 },
-		{ "local5", LOG_LOCAL5 },
-		{ "local6", LOG_LOCAL6 },
-		{ "local7", LOG_LOCAL7 },
-		{ NULL, 0 }
-	};
-
-	for (i = 0; map[i].name; i++) {
-		if (!strcmp(facility, map[i].name)) {
-			internal_config.syslog_facility = map[i].value;
-			return 0;
-		}
-	}
-	return -1;
-}
-
-static int
-eal_parse_log_level(const char *level, uint32_t *log_level)
-{
-	char *end;
-	unsigned long tmp;
-
-	errno = 0;
-	tmp = strtoul(level, &end, 0);
-
-	/* check for errors */
-	if ((errno != 0) || (level[0] == '\0') ||
-	    end == NULL || (*end != '\0'))
-		return -1;
-
-	/* log_level is a uint32_t */
-	if (tmp >= UINT32_MAX)
-		return -1;
-
-	*log_level = tmp;
-	return 0;
-}
-
 static int
 eal_parse_socket_mem(char *socket_mem)
 {
@@ -686,19 +503,6 @@ eal_get_hugepage_mem_size(void)
 	return (size < SIZE_MAX) ? (size_t)(size) : SIZE_MAX;
 }
 
-static enum rte_proc_type_t
-eal_parse_proc_type(const char *arg)
-{
-	if (strncasecmp(arg, "primary", sizeof("primary")) == 0)
-		return RTE_PROC_PRIMARY;
-	if (strncasecmp(arg, "secondary", sizeof("secondary")) == 0)
-		return RTE_PROC_SECONDARY;
-	if (strncasecmp(arg, "auto", sizeof("auto")) == 0)
-		return RTE_PROC_AUTO;
-
-	return RTE_PROC_INVALID;
-}
-
 /* Parse the argument given in the command line of the application */
 static int
 eal_parse_args(int argc, char **argv)
@@ -708,27 +512,6 @@ eal_parse_args(int argc, char **argv)
 	int option_index;
 	int coremask_ok = 0;
 	char *prgname = argv[0];
-	static struct option lgopts[] = {
-		{OPT_NO_HUGE, 0, 0, 0},
-		{OPT_NO_PCI, 0, 0, 0},
-		{OPT_NO_HPET, 0, 0, 0},
-		{OPT_VMWARE_TSC_MAP, 0, 0, 0},
-		{OPT_HUGE_DIR, 1, 0, 0},
-		{OPT_NO_SHCONF, 0, 0, 0},
-		{OPT_PROC_TYPE, 1, 0, 0},
-		{OPT_FILE_PREFIX, 1, 0, 0},
-		{OPT_SOCKET_MEM, 1, 0, 0},
-		{OPT_PCI_WHITELIST, 1, 0, 'w'},
-		{OPT_PCI_BLACKLIST, 1, 0, 'b'},
-		{OPT_VDEV, 1, 0, 0},
-		{OPT_SYSLOG, 1, NULL, 0},
-		{OPT_LOG_LEVEL, 1, NULL, 0},
-		{OPT_VFIO_INTR, 1, NULL, 0},
-		{OPT_BASE_VIRTADDR, 1, 0, 0},
-		{OPT_XEN_DOM0, 0, 0, 0},
-		{OPT_CREATE_UIO_DEV, 1, NULL, 0},
-		{0, 0, 0, 0}
-	};
 	struct shared_driver *solib;
 
 	argvopt = argv;
@@ -761,35 +544,32 @@ eal_parse_args(int argc, char **argv)
 	internal_config.vmware_tsc_map = 0;
 	internal_config.base_virtaddr = 0;
 
-	while ((opt = getopt_long(argc, argvopt, "b:w:c:d:m:n:r:v",
-				  lgopts, &option_index)) != EOF) {
+	while ((opt = getopt_long(argc, argvopt, eal_short_options,
+				  eal_long_options, &option_index)) != EOF) {
+
+		int ret;
+
+		/* getopt is not happy, stop right now */
+		if (opt == '?')
+			return -1;
+
+		ret = eal_parse_common_option(opt, optarg, option_index,
+					      &internal_config);
+		/* common parser is not happy */
+		if (ret < 0) {
+			eal_usage(prgname);
+			return -1;
+		}
+		/* common parser handled this option */
+		if (ret == 0) {
+			/* special case, note that the common parser accepted
+			 * the coremask option */
+			if (opt == 'c')
+				coremask_ok = 1;
+			continue;
+		}
 
 		switch (opt) {
-		/* blacklist */
-		case 'b':
-			if (rte_eal_devargs_add(RTE_DEVTYPE_BLACKLISTED_PCI,
-					optarg) < 0) {
-				eal_usage(prgname);
-				return (-1);
-			}
-			break;
-		/* whitelist */
-		case 'w':
-			if (rte_eal_devargs_add(RTE_DEVTYPE_WHITELISTED_PCI,
-					optarg) < 0) {
-				eal_usage(prgname);
-				return -1;
-			}
-			break;
-		/* coremask */
-		case 'c':
-			if (eal_parse_coremask(optarg) < 0) {
-				RTE_LOG(ERR, EAL, "invalid coremask\n");
-				eal_usage(prgname);
-				return -1;
-			}
-			coremask_ok = 1;
-			break;
 		/* force loading of external driver */
 		case 'd':
 			solib = malloc(sizeof(*solib));
@@ -802,44 +582,10 @@ eal_parse_args(int argc, char **argv)
 			solib->name[PATH_MAX-1] = 0;
 			TAILQ_INSERT_TAIL(&solib_list, solib, next);
 			break;
-		/* size of memory */
-		case 'm':
-			internal_config.memory = atoi(optarg);
-			internal_config.memory *= 1024ULL;
-			internal_config.memory *= 1024ULL;
-			break;
-		/* force number of channels */
-		case 'n':
-			internal_config.force_nchannel = atoi(optarg);
-			if (internal_config.force_nchannel == 0 ||
-			    internal_config.force_nchannel > 4) {
-				RTE_LOG(ERR, EAL, "invalid channel number\n");
-				eal_usage(prgname);
-				return -1;
-			}
-			break;
-		/* force number of ranks */
-		case 'r':
-			internal_config.force_nrank = atoi(optarg);
-			if (internal_config.force_nrank == 0 ||
-			    internal_config.force_nrank > 16) {
-				RTE_LOG(ERR, EAL, "invalid rank number\n");
-				eal_usage(prgname);
-				return -1;
-			}
-			break;
-		case 'v':
-			/* since message is explicitly requested by user, we
-			 * write message at highest log level so it can always be seen
-			 * even if info or warning messages are disabled */
-			RTE_LOG(CRIT, EAL, "RTE Version: '%s'\n", rte_version());
-			break;
 
 		/* long options */
 		case 0:
-			if (!strcmp(lgopts[option_index].name, OPT_NO_HUGE)) {
-				internal_config.no_hugetlbfs = 1;
-			} else if (!strcmp(lgopts[option_index].name, OPT_XEN_DOM0)) {
+			if (!strcmp(eal_long_options[option_index].name, OPT_XEN_DOM0)) {
 		#ifdef RTE_LIBRTE_XEN_DOM0
 				internal_config.xen_dom0_support = 1;
 		#else
@@ -848,78 +594,50 @@ eal_parse_args(int argc, char **argv)
 					" RTE_LIBRTE_XEN_DOM0=y\n");
 				return -1;
 		#endif
-			} else if (!strcmp(lgopts[option_index].name, OPT_NO_PCI)) {
-				internal_config.no_pci = 1;
-			} else if (!strcmp(lgopts[option_index].name, OPT_NO_HPET)) {
-				internal_config.no_hpet = 1;
-			} else if (!strcmp(lgopts[option_index].name, OPT_VMWARE_TSC_MAP)) {
-				internal_config.vmware_tsc_map = 1;
-			} else if (!strcmp(lgopts[option_index].name, OPT_NO_SHCONF)) {
-				internal_config.no_shconf = 1;
-			} else if (!strcmp(lgopts[option_index].name, OPT_HUGE_DIR)) {
+			} else if (!strcmp(eal_long_options[option_index].name, OPT_HUGE_DIR)) {
 				internal_config.hugepage_dir = optarg;
-			} else if (!strcmp(lgopts[option_index].name, OPT_PROC_TYPE)) {
-				internal_config.process_type = eal_parse_proc_type(optarg);
-			} else if (!strcmp(lgopts[option_index].name, OPT_FILE_PREFIX)) {
+			} else if (!strcmp(eal_long_options[option_index].name, OPT_FILE_PREFIX)) {
 				internal_config.hugefile_prefix = optarg;
-			} else if (!strcmp(lgopts[option_index].name, OPT_SOCKET_MEM)) {
+			} else if (!strcmp(eal_long_options[option_index].name, OPT_SOCKET_MEM)) {
 				if (eal_parse_socket_mem(optarg) < 0) {
 					RTE_LOG(ERR, EAL, "invalid parameters for --"
 							OPT_SOCKET_MEM "\n");
 					eal_usage(prgname);
 					return -1;
 				}
-			} else if (!strcmp(lgopts[option_index].name, OPT_VDEV)) {
-				if (rte_eal_devargs_add(RTE_DEVTYPE_VIRTUAL,
-						optarg) < 0) {
-					eal_usage(prgname);
-					return -1;
-				}
-			} else if (!strcmp(lgopts[option_index].name, OPT_SYSLOG)) {
-				if (eal_parse_syslog(optarg) < 0) {
-					RTE_LOG(ERR, EAL, "invalid parameters for --"
-							OPT_SYSLOG "\n");
-					eal_usage(prgname);
-					return -1;
-				}
-			} else if (!strcmp(lgopts[option_index].name,
-					 OPT_LOG_LEVEL)) {
-				uint32_t log;
-
-				if (eal_parse_log_level(optarg, &log) < 0) {
-					RTE_LOG(ERR, EAL,
-						"invalid parameters for --"
-						OPT_LOG_LEVEL "\n");
-					eal_usage(prgname);
-					return -1;
-				}
-				internal_config.log_level = log;
-			} else if (!strcmp(lgopts[option_index].name, OPT_BASE_VIRTADDR)) {
+			} else if (!strcmp(eal_long_options[option_index].name, OPT_BASE_VIRTADDR)) {
 				if (eal_parse_base_virtaddr(optarg) < 0) {
 					RTE_LOG(ERR, EAL, "invalid parameter for --"
 							OPT_BASE_VIRTADDR "\n");
 					eal_usage(prgname);
 					return -1;
 				}
-			} else if (!strcmp(lgopts[option_index].name, OPT_VFIO_INTR)) {
+			} else if (!strcmp(eal_long_options[option_index].name, OPT_VFIO_INTR)) {
 				if (eal_parse_vfio_intr(optarg) < 0) {
 					RTE_LOG(ERR, EAL, "invalid parameters for --"
 							OPT_VFIO_INTR "\n");
 					eal_usage(prgname);
 					return -1;
 				}
-			} else if (!strcmp(lgopts[option_index].name, OPT_CREATE_UIO_DEV)) {
+			} else if (!strcmp(eal_long_options[option_index].name, OPT_CREATE_UIO_DEV)) {
 				internal_config.create_uio_dev = 1;
 			} else {
 				RTE_LOG(ERR, EAL, "Option %s is not supported "
 					"on Linux\n",
-					lgopts[option_index].name);
+					eal_long_options[option_index].name);
 				eal_usage(prgname);
 				return -1;
 			}
 			break;
 
 		default:
+			if (isprint(opt)) {
+				RTE_LOG(ERR, EAL, "Option %c is not supported "
+					"on Linux\n", opt);
+			} else {
+				RTE_LOG(ERR, EAL, "Option %d is not supported "
+					"on Linux\n", opt);
+			}
 			eal_usage(prgname);
 			return -1;
 		}
-- 
1.7.10.4