X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=lib%2Flibrte_eal%2Flinuxapp%2Feal%2Feal.c;h=7a1d0873d01c309c91d5c6ae1bb38362ea83f519;hb=565b85dcd9f48e47e7607086dddaa34f8b3c0b1c;hp=72b4dd7b13330587eb89932fe453e6622d225334;hpb=4b28dda3dc83c249ae8ef66b9d59e2abcc923d3f;p=dpdk.git

diff --git a/lib/librte_eal/linuxapp/eal/eal.c b/lib/librte_eal/linuxapp/eal/eal.c
index 72b4dd7b13..7a1d0873d0 100644
--- a/lib/librte_eal/linuxapp/eal/eal.c
+++ b/lib/librte_eal/linuxapp/eal/eal.c
@@ -1,14 +1,14 @@
 /*-
  *   BSD LICENSE
- * 
+ *
  *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
- *   Copyright(c) 2012-2013 6WIND S.A.
+ *   Copyright(c) 2012-2014 6WIND S.A.
  *   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
@@ -18,7 +18,7 @@
  *     * 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
@@ -69,6 +69,7 @@
 #include <rte_cpuflags.h>
 #include <rte_interrupts.h>
 #include <rte_pci.h>
+#include <rte_devargs.h>
 #include <rte_common.h>
 #include <rte_version.h>
 #include <rte_atomic.h>
@@ -80,32 +81,12 @@
 #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_USE_DEVICE  "use-device"
-#define OPT_SYSLOG      "syslog"
-#define OPT_BASE_VIRTADDR   "base-virtaddr"
-#define OPT_XEN_DOM0    "xen-dom0"
-#define OPT_CREATE_UIO_DEV "create-uio-dev"
-
-#define RTE_EAL_BLACKLIST_SIZE	0x100
+#include "eal_options.h"
 
 #define MEMSIZE_IF_NO_HUGE_PAGE (64ULL * 1024ULL * 1024ULL)
 
 #define SOCKET_MEM_STRLEN (RTE_MAX_NUMA_NODES * 10)
 
-#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;
 
@@ -142,8 +123,6 @@ static struct rte_config rte_config = {
 		.mem_config = &early_mem_config,
 };
 
-static struct rte_pci_addr eal_dev_blacklist[RTE_EAL_BLACKLIST_SIZE];
-
 /* internal configuration (per-core) */
 struct lcore_config lcore_config[RTE_MAX_LCORE];
 
@@ -209,6 +188,14 @@ rte_eal_config_create(void)
 	if (internal_config.no_shconf)
 		return;
 
+	/* map the config before hugepage address so that we don't waste a page */
+	if (internal_config.base_virtaddr != 0)
+		rte_mem_cfg_addr = (void *)
+			RTE_ALIGN_FLOOR(internal_config.base_virtaddr -
+			sizeof(struct rte_mem_config), sysconf(_SC_PAGE_SIZE));
+	else
+		rte_mem_cfg_addr = NULL;
+
 	if (mem_cfg_fd < 0){
 		mem_cfg_fd = open(pathname, O_RDWR | O_CREAT, 0660);
 		if (mem_cfg_fd < 0)
@@ -228,7 +215,7 @@ rte_eal_config_create(void)
 				"process running?\n", pathname);
 	}
 
-	rte_mem_cfg_addr = mmap(NULL, sizeof(*rte_config.mem_config),
+	rte_mem_cfg_addr = mmap(rte_mem_cfg_addr, sizeof(*rte_config.mem_config),
 				PROT_READ | PROT_WRITE, MAP_SHARED, mem_cfg_fd, 0);
 
 	if (rte_mem_cfg_addr == MAP_FAILED){
@@ -236,13 +223,19 @@ rte_eal_config_create(void)
 	}
 	memcpy(rte_mem_cfg_addr, &early_mem_config, sizeof(early_mem_config));
 	rte_config.mem_config = (struct rte_mem_config *) rte_mem_cfg_addr;
+
+	/* store address of the config in the config itself so that secondary
+	 * processes could later map the config into this exact location */
+	rte_config.mem_config->mem_cfg_addr = (uintptr_t) rte_mem_cfg_addr;
+
 }
 
 /* attach to an existing shared memory config */
 static void
 rte_eal_config_attach(void)
 {
-	void *rte_mem_cfg_addr;
+	struct rte_mem_config *mem_config;
+
 	const char *pathname = eal_runtime_config_path();
 
 	if (internal_config.no_shconf)
@@ -254,13 +247,40 @@ rte_eal_config_attach(void)
 			rte_panic("Cannot open '%s' for rte_mem_config\n", pathname);
 	}
 
-	rte_mem_cfg_addr = mmap(NULL, sizeof(*rte_config.mem_config), 
-				PROT_READ | PROT_WRITE, MAP_SHARED, mem_cfg_fd, 0);
+	/* map it as read-only first */
+	mem_config = (struct rte_mem_config *) mmap(NULL, sizeof(*mem_config),
+			PROT_READ, MAP_SHARED, mem_cfg_fd, 0);
+	if (mem_config == MAP_FAILED)
+		rte_panic("Cannot mmap memory for rte_config\n");
+
+	rte_config.mem_config = mem_config;
+}
+
+/* reattach the shared config at exact memory location primary process has it */
+static void
+rte_eal_config_reattach(void)
+{
+	struct rte_mem_config *mem_config;
+	void *rte_mem_cfg_addr;
+
+	if (internal_config.no_shconf)
+		return;
+
+	/* save the address primary process has mapped shared config to */
+	rte_mem_cfg_addr = (void *) (uintptr_t) rte_config.mem_config->mem_cfg_addr;
+
+	/* unmap original config */
+	munmap(rte_config.mem_config, sizeof(struct rte_mem_config));
+
+	/* remap the config at proper address */
+	mem_config = (struct rte_mem_config *) mmap(rte_mem_cfg_addr,
+			sizeof(*mem_config), PROT_READ | PROT_WRITE, MAP_SHARED,
+			mem_cfg_fd, 0);
 	close(mem_cfg_fd);
-	if (rte_mem_cfg_addr == MAP_FAILED)
+	if (mem_config == MAP_FAILED || mem_config != rte_mem_cfg_addr)
 		rte_panic("Cannot mmap memory for rte_config\n");
 
-	rte_config.mem_config = (struct rte_mem_config *) rte_mem_cfg_addr;
+	rte_config.mem_config = mem_config;
 }
 
 /* Detect if we are a primary or a secondary process */
@@ -287,8 +307,6 @@ eal_proc_type_detect(void)
 static void
 rte_config_init(void)
 {
-	/* set the magic in configuration structure */
-	rte_config.magic = RTE_MAGIC;
 	rte_config.process_type = (internal_config.process_type == RTE_PROC_AUTO) ?
 			eal_proc_type_detect() : /* for auto, detect the type */
 			internal_config.process_type; /* otherwise use what's already set */
@@ -300,6 +318,7 @@ rte_config_init(void)
 	case RTE_PROC_SECONDARY:
 		rte_eal_config_attach();
 		rte_eal_mcfg_wait_complete(rte_config.mem_config);
+		rte_eal_config_reattach();
 		break;
 	case RTE_PROC_AUTO:
 	case RTE_PROC_INVALID:
@@ -330,40 +349,21 @@ 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"
-	       "  -b <domain:bus:devid.func>: to prevent EAL from using specified "
-           "PCI device\n"
-	       "                 (multiple -b options are allowed)\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_SOCKET_MEM" : memory to allocate on specific \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_USE_DEVICE": use the specified ethernet device(s) only. "
-	    		   "Use comma-separate <[domain:]bus:devid.func> values.\n"
-	       "               [NOTE: Cannot be used with -b option]\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");
@@ -384,116 +384,6 @@ 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) {
-				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_socket_mem(char *socket_mem)
 {
@@ -550,6 +440,7 @@ eal_parse_base_virtaddr(const char *arg)
 	char *end;
 	uint64_t addr;
 
+	errno = 0;
 	addr = strtoull(arg, &end, 16);
 
 	/* check for errors */
@@ -569,6 +460,28 @@ eal_parse_base_virtaddr(const char *arg)
 	return 0;
 }
 
+static int
+eal_parse_vfio_intr(const char *mode)
+{
+	unsigned i;
+	static struct {
+		const char *name;
+		enum rte_intr_mode value;
+	} map[] = {
+		{ "legacy", RTE_INTR_MODE_LEGACY },
+		{ "msi", RTE_INTR_MODE_MSI },
+		{ "msix", RTE_INTR_MODE_MSIX },
+	};
+
+	for (i = 0; i < RTE_DIM(map); i++) {
+		if (!strcmp(mode, map[i].name)) {
+			internal_config.vfio_intr_mode = map[i].value;
+			return 0;
+		}
+	}
+	return -1;
+}
+
 static inline size_t
 eal_get_hugepage_mem_size(void)
 {
@@ -587,35 +500,6 @@ 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;
-}
-
-static ssize_t
-eal_parse_blacklist_opt(const char *optarg, size_t idx)
-{
-	if (idx >= sizeof (eal_dev_blacklist) / sizeof (eal_dev_blacklist[0])) {
-		RTE_LOG(ERR, EAL, "%s - too many devices to blacklist...\n", optarg);
-		return (-EINVAL);
-	} else if (eal_parse_pci_DomBDF(optarg, eal_dev_blacklist + idx) < 0 &&
-			eal_parse_pci_BDF(optarg, eal_dev_blacklist + idx) < 0) {
-		RTE_LOG(ERR, EAL, "%s - invalid device to blacklist...\n", optarg);
-		return (-EINVAL);
-	}
-
-	idx += 1;
-	return (idx);
-}
-
 /* Parse the argument given in the command line of the application */
 static int
 eal_parse_args(int argc, char **argv)
@@ -624,25 +508,7 @@ eal_parse_args(int argc, char **argv)
 	char **argvopt;
 	int option_index;
 	int coremask_ok = 0;
-	ssize_t blacklist_index = 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_USE_DEVICE, 1, 0, 0},
-		{OPT_SYSLOG, 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;
@@ -654,7 +520,11 @@ eal_parse_args(int argc, char **argv)
 	internal_config.hugepage_dir = NULL;
 	internal_config.force_sockets = 0;
 	internal_config.syslog_facility = LOG_DAEMON;
+	/* default value from build option */
+	internal_config.log_level = RTE_LOG_LEVEL;
 	internal_config.xen_dom0_support = 0;
+	/* if set to NONE, interrupt mode is determined automatically */
+	internal_config.vfio_intr_mode = RTE_INTR_MODE_NONE;
 #ifdef RTE_LIBEAL_USE_HPET
 	internal_config.no_hpet = 0;
 #else
@@ -671,27 +541,31 @@ 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: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, &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 ((blacklist_index = eal_parse_blacklist_opt(optarg,
-			    blacklist_index)) < 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));
@@ -704,108 +578,71 @@ 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;
+
+		/* long options */
+		case OPT_XEN_DOM0_NUM:
+#ifdef RTE_LIBRTE_XEN_DOM0
+			internal_config.xen_dom0_support = 1;
+#else
+			RTE_LOG(ERR, EAL, "Can't support DPDK app "
+				"running on Dom0, please configure"
+				" RTE_LIBRTE_XEN_DOM0=y\n");
+			return -1;
+#endif
 			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");
+
+		case OPT_HUGE_DIR_NUM:
+			internal_config.hugepage_dir = optarg;
+			break;
+
+		case OPT_FILE_PREFIX_NUM:
+			internal_config.hugefile_prefix = optarg;
+			break;
+
+		case OPT_SOCKET_MEM_NUM:
+			if (eal_parse_socket_mem(optarg) < 0) {
+				RTE_LOG(ERR, EAL, "invalid parameters for --"
+						OPT_SOCKET_MEM "\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");
+
+		case OPT_BASE_VIRTADDR_NUM:
+			if (eal_parse_base_virtaddr(optarg) < 0) {
+				RTE_LOG(ERR, EAL, "invalid parameter for --"
+						OPT_BASE_VIRTADDR "\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;
-			}
-			if (!strcmp(lgopts[option_index].name, OPT_XEN_DOM0)) {
-		#ifdef RTE_LIBRTE_XEN_DOM0
-				internal_config.xen_dom0_support = 1;
-		#else
-				RTE_LOG(ERR, EAL, "Can't support DPDK app "
-					"running on Dom0, please configure"
-					" RTE_LIBRTE_XEN_DOM0=y\n");
+		case OPT_VFIO_INTR_NUM:
+			if (eal_parse_vfio_intr(optarg) < 0) {
+				RTE_LOG(ERR, EAL, "invalid parameters for --"
+						OPT_VFIO_INTR "\n");
+				eal_usage(prgname);
 				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)) {
-				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)) {
-				internal_config.hugefile_prefix = optarg;
-			}
-			else if (!strcmp(lgopts[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_USE_DEVICE)) {
-				eal_dev_whitelist_add_entry(optarg);
-			}
-			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_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_CREATE_UIO_DEV)) {
-				internal_config.create_uio_dev = 1;
 			}
 			break;
 
+		case OPT_CREATE_UIO_DEV_NUM:
+			internal_config.create_uio_dev = 1;
+			break;
+
 		default:
+			if (opt < OPT_LONG_MIN_NUM && isprint(opt)) {
+				RTE_LOG(ERR, EAL, "Option %c is not supported "
+					"on Linux\n", opt);
+			} else if (opt >= OPT_LONG_MIN_NUM &&
+				   opt < OPT_LONG_MAX_NUM) {
+				RTE_LOG(ERR, EAL, "Option %s is not supported "
+					"on Linux\n",
+					eal_long_options[option_index].name);
+			} else {
+				RTE_LOG(ERR, EAL, "Option %d is not supported "
+					"on Linux\n", opt);
+			}
 			eal_usage(prgname);
 			return -1;
 		}
@@ -858,20 +695,13 @@ eal_parse_args(int argc, char **argv)
 		eal_usage(prgname);
 		return -1;
 	}
-	/* if no blacklist, parse a whitelist */
-	if (blacklist_index > 0) {
-		if (eal_dev_whitelist_exists()) {
-			RTE_LOG(ERR, EAL, "Error: blacklist [-b] and whitelist "
-					"[--use-device] options cannot be used at the same time\n");
-			eal_usage(prgname);
-			return -1;
-		}
-		rte_eal_pci_set_blacklist(eal_dev_blacklist, blacklist_index);
-	} else {
-		if (eal_dev_whitelist_exists() && eal_dev_whitelist_parse() < 0) {
-			RTE_LOG(ERR,EAL, "Error parsing whitelist[--use-device] options\n");
-			return -1;
-		}
+
+	if (rte_eal_devargs_type_count(RTE_DEVTYPE_WHITELISTED_PCI) != 0 &&
+		rte_eal_devargs_type_count(RTE_DEVTYPE_BLACKLISTED_PCI) != 0) {
+		RTE_LOG(ERR, EAL, "Error: blacklist [-b] and whitelist "
+			"[-w] options cannot be used at the same time\n");
+		eal_usage(prgname);
+		return -1;
 	}
 
 	if (optind >= 0)
@@ -912,7 +742,7 @@ sync_func(__attribute__((unused)) void *arg)
 	return 0;
 }
 
-inline static void 
+inline static void
 rte_eal_mcfg_complete(void)
 {
 	/* ALL shared mem_config related INIT DONE */
@@ -921,12 +751,14 @@ rte_eal_mcfg_complete(void)
 }
 
 /*
- * Request iopl priviledge for all RPL, returns 0 on success
+ * Request iopl privilege for all RPL, returns 0 on success
  */
-static int
+int
 rte_eal_iopl_init(void)
 {
-	return iopl(HIGHEST_RPL);
+	if (iopl(3) != 0)
+		return -1;
+	return 0;
 }
 
 /* Launch threads, called at application init(). */
@@ -957,6 +789,9 @@ rte_eal_init(int argc, char **argv)
 	if (fctret < 0)
 		exit(1);
 
+	/* set log level as early as possible */
+	rte_set_log_level(internal_config.log_level);
+
 	if (internal_config.no_hugetlbfs == 0 &&
 			internal_config.process_type != RTE_PROC_SECONDARY &&
 			internal_config.xen_dom0_support == 0 &&
@@ -985,9 +820,6 @@ rte_eal_init(int argc, char **argv)
 
 	rte_config_init();
 
-	if (rte_eal_iopl_init() == 0)
-		rte_config.flags |= EAL_FLG_HIGH_IOPL;
-	
 	if (rte_eal_pci_init() < 0)
 		rte_panic("Cannot init PCI\n");
 
@@ -1001,7 +833,7 @@ rte_eal_init(int argc, char **argv)
 
 	/* the directories are locked during eal_hugepage_info_init */
 	eal_hugedirs_unlock();
-	
+
 	if (rte_eal_memzone_init() < 0)
 		rte_panic("Cannot init memzone\n");
 
@@ -1029,24 +861,21 @@ rte_eal_init(int argc, char **argv)
 
 	rte_eal_mcfg_complete();
 
-	if (rte_eal_non_pci_ethdev_init() < 0)
-		rte_panic("Cannot init non-PCI eth_devs\n");
-
 	TAILQ_FOREACH(solib, &solib_list, next) {
+		RTE_LOG(INFO, EAL, "open shared lib %s\n", solib->name);
 		solib->lib_handle = dlopen(solib->name, RTLD_NOW);
-		if ((solib->lib_handle == NULL) && (solib->name[0] != '/')) {
-			/* relative path: try again with "./" prefix */
-			char sopath[PATH_MAX];
-			snprintf(sopath, sizeof(sopath), "./%s", solib->name);
-			solib->lib_handle = dlopen(sopath, RTLD_NOW);
-		}
 		if (solib->lib_handle == NULL)
 			RTE_LOG(WARNING, EAL, "%s\n", dlerror());
 	}
 
+	eal_thread_init_master(rte_config.master_lcore);
+
 	RTE_LOG(DEBUG, EAL, "Master core %u is ready (tid=%x)\n",
 		rte_config.master_lcore, (int)thread_id);
 
+	if (rte_eal_dev_init() < 0)
+		rte_panic("Cannot init pmd devices\n");
+
 	RTE_LCORE_FOREACH_SLAVE(i) {
 
 		/*
@@ -1067,8 +896,6 @@ rte_eal_init(int argc, char **argv)
 			rte_panic("Cannot create thread\n");
 	}
 
-	eal_thread_init_master(rte_config.master_lcore);
-
 	/*
 	 * Launch a dummy function on all slave lcores, so that master lcore
 	 * knows they are all ready when this function returns.
@@ -1076,6 +903,10 @@ rte_eal_init(int argc, char **argv)
 	rte_eal_mp_remote_launch(sync_func, NULL, SKIP_MASTER);
 	rte_eal_mp_wait_lcore();
 
+	/* Probe & Initialize PCI devices */
+	if (rte_eal_pci_probe())
+		rte_panic("Cannot probe PCI\n");
+
 	return fctret;
 }