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Diffstat (limited to 'lib/librte_eal/linuxapp/eal/eal.c')
-rw-r--r--lib/librte_eal/linuxapp/eal/eal.c117
1 files changed, 71 insertions, 46 deletions
diff --git a/lib/librte_eal/linuxapp/eal/eal.c b/lib/librte_eal/linuxapp/eal/eal.c
index 48f12f44..229eec9f 100644
--- a/lib/librte_eal/linuxapp/eal/eal.c
+++ b/lib/librte_eal/linuxapp/eal/eal.c
@@ -56,7 +56,6 @@
#include <rte_common.h>
#include <rte_debug.h>
#include <rte_memory.h>
-#include <rte_memzone.h>
#include <rte_launch.h>
#include <rte_eal.h>
#include <rte_eal_memconfig.h>
@@ -71,12 +70,12 @@
#include <rte_cpuflags.h>
#include <rte_interrupts.h>
#include <rte_bus.h>
-#include <rte_pci.h>
#include <rte_dev.h>
#include <rte_devargs.h>
#include <rte_version.h>
#include <rte_atomic.h>
#include <malloc_heap.h>
+#include <rte_vfio.h>
#include "eal_private.h"
#include "eal_thread.h"
@@ -121,6 +120,13 @@ struct internal_config internal_config;
/* used by rte_rdtsc() */
int rte_cycles_vmware_tsc_map;
+/* Return mbuf pool ops name */
+const char *
+rte_eal_mbuf_default_mempool_ops(void)
+{
+ return internal_config.mbuf_pool_ops_name;
+}
+
/* Return a pointer to the configuration structure */
struct rte_config *
rte_eal_get_configuration(void)
@@ -128,6 +134,12 @@ rte_eal_get_configuration(void)
return &rte_config;
}
+enum rte_iova_mode
+rte_eal_iova_mode(void)
+{
+ return rte_eal_get_configuration()->iova_mode;
+}
+
/* parse a sysfs (or other) file containing one integer value */
int
eal_parse_sysfs_value(const char *filename, unsigned long *val)
@@ -354,7 +366,6 @@ eal_usage(const char *prgname)
" --"OPT_BASE_VIRTADDR" Base virtual address\n"
" --"OPT_CREATE_UIO_DEV" Create /dev/uioX (usually done by hotplug)\n"
" --"OPT_VFIO_INTR" Interrupt mode for VFIO (legacy|msi|msix)\n"
- " --"OPT_XEN_DOM0" Support running on Xen dom0 without hugetlbfs\n"
"\n");
/* Allow the application to print its usage message too if hook is set */
if ( rte_application_usage_hook ) {
@@ -555,25 +566,12 @@ eal_parse_args(int argc, char **argv)
eal_usage(prgname);
exit(EXIT_SUCCESS);
- /* 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");
- ret = -1;
- goto out;
-#endif
- break;
-
case OPT_HUGE_DIR_NUM:
- internal_config.hugepage_dir = optarg;
+ internal_config.hugepage_dir = strdup(optarg);
break;
case OPT_FILE_PREFIX_NUM:
- internal_config.hugefile_prefix = optarg;
+ internal_config.hugefile_prefix = strdup(optarg);
break;
case OPT_SOCKET_MEM_NUM:
@@ -610,6 +608,10 @@ eal_parse_args(int argc, char **argv)
internal_config.create_uio_dev = 1;
break;
+ case OPT_MBUF_POOL_OPS_NAME_NUM:
+ internal_config.mbuf_pool_ops_name = optarg;
+ break;
+
default:
if (opt < OPT_LONG_MIN_NUM && isprint(opt)) {
RTE_LOG(ERR, EAL, "Option %c is not supported "
@@ -641,15 +643,6 @@ eal_parse_args(int argc, char **argv)
goto out;
}
- /* --xen-dom0 doesn't make sense with --socket-mem */
- if (internal_config.xen_dom0_support && internal_config.force_sockets == 1) {
- RTE_LOG(ERR, EAL, "Options --"OPT_SOCKET_MEM" cannot be specified "
- "together with --"OPT_XEN_DOM0"\n");
- eal_usage(prgname);
- ret = -1;
- goto out;
- }
-
if (optind >= 0)
argv[optind-1] = prgname;
ret = optind-1;
@@ -716,10 +709,9 @@ 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 (rte_vfio_enable("vfio"))
+ return -1;
+ vfio_enabled = rte_vfio_is_enabled("vfio");
if (vfio_enabled) {
@@ -792,9 +784,40 @@ rte_eal_init(int argc, char **argv)
return -1;
}
+ if (eal_plugins_init() < 0) {
+ rte_eal_init_alert("Cannot init plugins\n");
+ rte_errno = EINVAL;
+ rte_atomic32_clear(&run_once);
+ return -1;
+ }
+
+ if (eal_option_device_parse()) {
+ rte_errno = ENODEV;
+ rte_atomic32_clear(&run_once);
+ return -1;
+ }
+
+ if (rte_bus_scan()) {
+ rte_eal_init_alert("Cannot scan the buses for devices\n");
+ rte_errno = ENODEV;
+ rte_atomic32_clear(&run_once);
+ return -1;
+ }
+
+ /* autodetect the iova mapping mode (default is iova_pa) */
+ rte_eal_get_configuration()->iova_mode = rte_bus_get_iommu_class();
+
+ /* Workaround for KNI which requires physical address to work */
+ if (rte_eal_get_configuration()->iova_mode == RTE_IOVA_VA &&
+ rte_eal_check_module("rte_kni") == 1) {
+ rte_eal_get_configuration()->iova_mode = RTE_IOVA_PA;
+ RTE_LOG(WARNING, EAL,
+ "Some devices want IOVA as VA but PA will be used because.. "
+ "KNI module inserted\n");
+ }
+
if (internal_config.no_hugetlbfs == 0 &&
internal_config.process_type != RTE_PROC_SECONDARY &&
- internal_config.xen_dom0_support == 0 &&
eal_hugepage_info_init() < 0) {
rte_eal_init_alert("Cannot get hugepage information.");
rte_errno = EACCES;
@@ -873,9 +896,6 @@ rte_eal_init(int argc, char **argv)
eal_check_mem_on_local_socket();
- if (eal_plugins_init() < 0)
- rte_eal_init_alert("Cannot init plugins\n");
-
eal_thread_init_master(rte_config.master_lcore);
ret = eal_thread_dump_affinity(cpuset, RTE_CPU_AFFINITY_STR_LEN);
@@ -889,17 +909,6 @@ rte_eal_init(int argc, char **argv)
return -1;
}
- if (eal_option_device_parse()) {
- rte_errno = ENODEV;
- return -1;
- }
-
- if (rte_bus_scan()) {
- rte_eal_init_alert("Cannot scan the buses for devices\n");
- rte_errno = ENODEV;
- return -1;
- }
-
RTE_LCORE_FOREACH_SLAVE(i) {
/*
@@ -983,6 +992,22 @@ int rte_eal_has_hugepages(void)
return ! internal_config.no_hugetlbfs;
}
+int rte_eal_has_pci(void)
+{
+ return !internal_config.no_pci;
+}
+
+int rte_eal_create_uio_dev(void)
+{
+ return internal_config.create_uio_dev;
+}
+
+enum rte_intr_mode
+rte_eal_vfio_intr_mode(void)
+{
+ return internal_config.vfio_intr_mode;
+}
+
int
rte_eal_check_module(const char *module_name)
{