#include <rte_cpuflags.h>
#include <rte_interrupts.h>
#include <rte_pci.h>
+#include <rte_dev.h>
#include <rte_devargs.h>
#include <rte_common.h>
#include <rte_version.h>
#include "eal_filesystem.h"
#include "eal_hugepages.h"
#include "eal_options.h"
+#include "eal_vfio.h"
#define MEMSIZE_IF_NO_HUGE_PAGE (64ULL * 1024ULL * 1024ULL)
return 0;
}
+#ifdef VFIO_PRESENT
+static int rte_eal_vfio_setup(void)
+{
+ int vfio_enabled = 0;
+
+ if (!internal_config.no_pci) {
+ pci_vfio_enable();
+ vfio_enabled |= pci_vfio_is_enabled();
+ }
+
+ if (vfio_enabled) {
+
+ /* if we are primary process, create a thread to communicate with
+ * secondary processes. the thread will use a socket to wait for
+ * requests from secondary process to send open file descriptors,
+ * because VFIO does not allow multiple open descriptors on a group or
+ * VFIO container.
+ */
+ if (internal_config.process_type == RTE_PROC_PRIMARY &&
+ vfio_mp_sync_setup() < 0)
+ return -1;
+ }
+
+ return 0;
+}
+#endif
+
/* Launch threads, called at application init(). */
int
rte_eal_init(int argc, char **argv)
char cpuset[RTE_CPU_AFFINITY_STR_LEN];
char thread_name[RTE_MAX_THREAD_NAME_LEN];
+ /* checks if the machine is adequate */
+ rte_cpu_check_supported();
+
if (!rte_atomic32_test_and_set(&run_once))
return -1;
if (rte_eal_pci_init() < 0)
rte_panic("Cannot init PCI\n");
-#ifdef RTE_LIBRTE_IVSHMEM
- if (rte_eal_ivshmem_init() < 0)
- rte_panic("Cannot init IVSHMEM\n");
+#ifdef VFIO_PRESENT
+ if (rte_eal_vfio_setup() < 0)
+ rte_panic("Cannot init VFIO\n");
#endif
if (rte_eal_memory_init() < 0)
if (rte_eal_tailqs_init() < 0)
rte_panic("Cannot init tail queues for objects\n");
-#ifdef RTE_LIBRTE_IVSHMEM
- if (rte_eal_ivshmem_obj_init() < 0)
- rte_panic("Cannot init IVSHMEM objects\n");
-#endif
-
if (rte_eal_log_init(logid, internal_config.syslog_facility) < 0)
rte_panic("Cannot init logs\n");