X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=lib%2Flibrte_eal%2Flinuxapp%2Feal%2Feal.c;h=81692e7eda601eddffe6dc283e50cef6ff70058f;hb=647644e51f4c7c4d7b5170408dca100dbc013838;hp=16dd5b9c5c00bcb364d1470d030185637fd8626b;hpb=f4ce209a8ce5f416b61c76cee773bc54749e2048;p=dpdk.git

diff --git a/lib/librte_eal/linuxapp/eal/eal.c b/lib/librte_eal/linuxapp/eal/eal.c
index 16dd5b9c5c..81692e7eda 100644
--- a/lib/librte_eal/linuxapp/eal/eal.c
+++ b/lib/librte_eal/linuxapp/eal/eal.c
@@ -61,6 +61,7 @@
 #include <rte_launch.h>
 #include <rte_eal.h>
 #include <rte_eal_memconfig.h>
+#include <rte_errno.h>
 #include <rte_per_lcore.h>
 #include <rte_lcore.h>
 #include <rte_log.h>
@@ -69,6 +70,7 @@
 #include <rte_string_fns.h>
 #include <rte_cpuflags.h>
 #include <rte_interrupts.h>
+#include <rte_bus.h>
 #include <rte_pci.h>
 #include <rte_dev.h>
 #include <rte_devargs.h>
@@ -739,6 +741,12 @@ static int rte_eal_vfio_setup(void)
 }
 #endif
 
+static void rte_eal_init_alert(const char *msg)
+{
+	fprintf(stderr, "EAL: FATAL: %s\n", msg);
+	RTE_LOG(ERR, EAL, "%s\n", msg);
+}
+
 /* Launch threads, called at application init(). */
 int
 rte_eal_init(int argc, char **argv)
@@ -766,8 +774,11 @@ rte_eal_init(int argc, char **argv)
 	/* set log level as early as possible */
 	rte_set_log_level(internal_config.log_level);
 
-	if (rte_eal_cpu_init() < 0)
-		rte_panic("Cannot detect lcores\n");
+	if (rte_eal_cpu_init() < 0) {
+		rte_eal_init_alert("Cannot detect lcores.");
+		rte_errno = ENOTSUP;
+		return -1;
+	}
 
 	fctret = eal_parse_args(argc, argv);
 	if (fctret < 0)
@@ -844,6 +855,9 @@ rte_eal_init(int argc, char **argv)
 	if (rte_eal_intr_init() < 0)
 		rte_panic("Cannot init interrupt-handling thread\n");
 
+	if (rte_bus_scan())
+		rte_panic("Cannot scan the buses for devices\n");
+
 	RTE_LCORE_FOREACH_SLAVE(i) {
 
 		/*
@@ -880,6 +894,10 @@ rte_eal_init(int argc, char **argv)
 	rte_eal_mp_remote_launch(sync_func, NULL, SKIP_MASTER);
 	rte_eal_mp_wait_lcore();
 
+	/* Probe all the buses and devices/drivers on them */
+	if (rte_bus_probe())
+		rte_panic("Cannot probe devices\n");
+
 	/* Probe & Initialize PCI devices */
 	if (rte_eal_pci_probe())
 		rte_panic("Cannot probe PCI\n");