The name "nonpci" for virtual devices is ambiguous. A physical device
can be non-PCI (ex: usb, sata, ...). This file only deal with virtual
devices so rename it to avoid confusion.
Signed-off-by: Olivier Matz <olivier.matz at 6wind.com>
---
lib/librte_eal/common/Makefile | 2 +-
lib/librte_eal/common/eal_common_nonpci_devs.c | 111 -------------------------
lib/librte_eal/common/eal_common_vdev.c | 111 +++++++++++++++++++++++++
lib/librte_eal/common/include/eal_private.h | 4 +-
lib/librte_eal/common/include/rte_vdev.h | 90 ++++++++++++++++++++
lib/librte_eal/linuxapp/eal/Makefile | 2 +-
lib/librte_eal/linuxapp/eal/eal.c | 4 +-
7 files changed, 207 insertions(+), 117 deletions(-)
delete mode 100644 lib/librte_eal/common/eal_common_nonpci_devs.c
create mode 100644 lib/librte_eal/common/eal_common_vdev.c
create mode 100644 lib/librte_eal/common/include/rte_vdev.h
diff --git a/lib/librte_eal/common/Makefile b/lib/librte_eal/common/Makefile
index b9f3b88..2f99bf4 100644
--- a/lib/librte_eal/common/Makefile
+++ b/lib/librte_eal/common/Makefile
@@ -38,7 +38,7 @@ INC += rte_pci_dev_ids.h rte_per_lcore.h rte_prefetch.h
rte_random.h
INC += rte_rwlock.h rte_spinlock.h rte_tailq.h rte_interrupts.h rte_alarm.h
INC += rte_string_fns.h rte_cpuflags.h rte_version.h rte_tailq_elem.h
INC += rte_eal_memconfig.h rte_malloc_heap.h
-INC += rte_hexdump.h rte_devargs.h
+INC += rte_hexdump.h rte_devargs.h rte_vdev.h
ifeq ($(CONFIG_RTE_INSECURE_FUNCTION_WARNING),y)
INC += rte_warnings.h
diff --git a/lib/librte_eal/common/eal_common_nonpci_devs.c
b/lib/librte_eal/common/eal_common_nonpci_devs.c
deleted file mode 100644
index 71cbb1e..0000000
--- a/lib/librte_eal/common/eal_common_nonpci_devs.c
+++ /dev/null
@@ -1,111 +0,0 @@
-/*-
- * BSD LICENSE
- *
- * Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
- * Copyright(c) 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
- * 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 <string.h>
-#include <inttypes.h>
-#include <rte_string_fns.h>
-#ifdef RTE_LIBRTE_PMD_RING
-#include <rte_eth_ring.h>
-#endif
-#ifdef RTE_LIBRTE_PMD_PCAP
-#include <rte_eth_pcap.h>
-#endif
-#ifdef RTE_LIBRTE_PMD_XENVIRT
-#include <rte_eth_xenvirt.h>
-#endif
-#include <rte_debug.h>
-#include <rte_devargs.h>
-#include "eal_private.h"
-
-struct device_init {
- const char *dev_prefix;
- int (*init_fn)(const char*, const char *);
-};
-
-#define NUM_DEV_TYPES (sizeof(dev_types)/sizeof(dev_types[0]))
-struct device_init dev_types[] = {
-#ifdef RTE_LIBRTE_PMD_RING
- {
- .dev_prefix = RTE_ETH_RING_PARAM_NAME,
- .init_fn = rte_pmd_ring_init
- },
-#endif
-#ifdef RTE_LIBRTE_PMD_PCAP
- {
- .dev_prefix = RTE_ETH_PCAP_PARAM_NAME,
- .init_fn = rte_pmd_pcap_init
- },
-#endif
-#ifdef RTE_LIBRTE_PMD_XENVIRT
- {
- .dev_prefix = RTE_ETH_XENVIRT_PARAM_NAME,
- .init_fn = rte_pmd_xenvirt_init
- },
-#endif
- {
- .dev_prefix = "-nodev-",
- .init_fn = NULL
- }
-};
-
-int
-rte_eal_non_pci_ethdev_init(void)
-{
- struct rte_devargs *devargs;
- uint8_t i;
-
- /* call the init function for each virtual device */
- TAILQ_FOREACH(devargs, &devargs_list, next) {
-
- if (devargs->type != RTE_DEVTYPE_VIRTUAL)
- continue;
-
- for (i = 0; i < NUM_DEV_TYPES; i++) {
- /* search a driver prefix in virtual device name */
- if (!strncmp(dev_types[i].dev_prefix,
- devargs->virtual.drv_name,
- sizeof(dev_types[i].dev_prefix) - 1)) {
- dev_types[i].init_fn(devargs->virtual.drv_name,
- devargs->args);
- break;
- }
- }
-
- if (i == NUM_DEV_TYPES) {
- rte_panic("no driver found for %s\n",
- devargs->virtual.drv_name);
- }
- }
- return 0;
-}
diff --git a/lib/librte_eal/common/eal_common_vdev.c
b/lib/librte_eal/common/eal_common_vdev.c
new file mode 100644
index 0000000..02d3fd6
--- /dev/null
+++ b/lib/librte_eal/common/eal_common_vdev.c
@@ -0,0 +1,111 @@
+/*-
+ * BSD LICENSE
+ *
+ * Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+ * Copyright(c) 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
+ * 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 <string.h>
+#include <inttypes.h>
+#include <rte_string_fns.h>
+#ifdef RTE_LIBRTE_PMD_RING
+#include <rte_eth_ring.h>
+#endif
+#ifdef RTE_LIBRTE_PMD_PCAP
+#include <rte_eth_pcap.h>
+#endif
+#ifdef RTE_LIBRTE_PMD_XENVIRT
+#include <rte_eth_xenvirt.h>
+#endif
+#include <rte_debug.h>
+#include <rte_devargs.h>
+#include "eal_private.h"
+
+struct device_init {
+ const char *dev_prefix;
+ int (*init_fn)(const char*, const char *);
+};
+
+#define NUM_DEV_TYPES (sizeof(dev_types)/sizeof(dev_types[0]))
+struct device_init dev_types[] = {
+#ifdef RTE_LIBRTE_PMD_RING
+ {
+ .dev_prefix = RTE_ETH_RING_PARAM_NAME,
+ .init_fn = rte_pmd_ring_init
+ },
+#endif
+#ifdef RTE_LIBRTE_PMD_PCAP
+ {
+ .dev_prefix = RTE_ETH_PCAP_PARAM_NAME,
+ .init_fn = rte_pmd_pcap_init
+ },
+#endif
+#ifdef RTE_LIBRTE_PMD_XENVIRT
+ {
+ .dev_prefix = RTE_ETH_XENVIRT_PARAM_NAME,
+ .init_fn = rte_pmd_xenvirt_init
+ },
+#endif
+ {
+ .dev_prefix = "-nodev-",
+ .init_fn = NULL
+ }
+};
+
+int
+rte_eal_vdev_init(void)
+{
+ struct rte_devargs *devargs;
+ uint8_t i;
+
+ /* call the init function for each virtual device */
+ TAILQ_FOREACH(devargs, &devargs_list, next) {
+
+ if (devargs->type != RTE_DEVTYPE_VIRTUAL)
+ continue;
+
+ for (i = 0; i < NUM_DEV_TYPES; i++) {
+ /* search a driver prefix in virtual device name */
+ if (!strncmp(dev_types[i].dev_prefix,
+ devargs->virtual.drv_name,
+ sizeof(dev_types[i].dev_prefix) - 1)) {
+ dev_types[i].init_fn(devargs->virtual.drv_name,
+ devargs->args);
+ break;
+ }
+ }
+
+ if (i == NUM_DEV_TYPES) {
+ rte_panic("no driver found for %s\n",
+ devargs->virtual.drv_name);
+ }
+ }
+ return 0;
+}
diff --git a/lib/librte_eal/common/include/eal_private.h
b/lib/librte_eal/common/include/eal_private.h
index f9a019b..22d8b08 100644
--- a/lib/librte_eal/common/include/eal_private.h
+++ b/lib/librte_eal/common/include/eal_private.h
@@ -197,10 +197,10 @@ int rte_eal_intr_init(void);
int rte_eal_alarm_init(void);
/**
- * This function initialises any non-PCI i.e. dummy ethernet devices
+ * This function initialises any virtual devices
*
* This function is private to the EAL.
*/
-int rte_eal_non_pci_ethdev_init(void);
+int rte_eal_vdev_init(void);
#endif /* _EAL_PRIVATE_H_ */
diff --git a/lib/librte_eal/common/include/rte_vdev.h
b/lib/librte_eal/common/include/rte_vdev.h
new file mode 100644
index 0000000..48f71b7
--- /dev/null
+++ b/lib/librte_eal/common/include/rte_vdev.h
@@ -0,0 +1,90 @@
+/*-
+ * BSD LICENSE
+ *
+ * Copyright(c) 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
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of 6WIND S.A. 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.
+ */
+
+#ifndef _RTE_VDEV_H_
+#define _RTE_VDEV_H_
+
+/**
+ * @file
+ *
+ * RTE Virtual Devices Interface
+ *
+ * This file manages the list of the virtual device drivers.
+ */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <sys/queue.h>
+
+/** Double linked list of virtual device drivers. */
+TAILQ_HEAD(rte_vdev_driver_list, rte_vdev_driver);
+
+/**
+ * Initialization function called for each virtual device probing.
+ */
+typedef int (rte_vdev_init_t)(const char *name, const char *args);
+
+/**
+ * A structure describing a virtual device driver.
+ */
+struct rte_vdev_driver {
+ TAILQ_ENTRY(rte_vdev_driver) next; /**< Next in list. */
+ const char *name; /**< Driver name. */
+ rte_vdev_init_t *init; /**< Device init. function. */
+};
+
+/**
+ * Register a virtual device driver.
+ *
+ * @param driver
+ * A pointer to a rte_vdev structure describing the driver
+ * to be registered.
+ */
+void rte_eal_vdev_driver_register(struct rte_vdev_driver *driver);
+
+/**
+ * Unregister a virtual device driver.
+ *
+ * @param driver
+ * A pointer to a rte_vdev structure describing the driver
+ * to be unregistered.
+ */
+void rte_eal_vdev_driver_unregister(struct rte_vdev_driver *driver);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _RTE_VDEV_H_ */
diff --git a/lib/librte_eal/linuxapp/eal/Makefile
b/lib/librte_eal/linuxapp/eal/Makefile
index bdd940d..00f7367 100644
--- a/lib/librte_eal/linuxapp/eal/Makefile
+++ b/lib/librte_eal/linuxapp/eal/Makefile
@@ -77,7 +77,7 @@ SRCS-$(CONFIG_RTE_LIBRTE_EAL_LINUXAPP) += eal_common_errno.c
SRCS-$(CONFIG_RTE_LIBRTE_EAL_LINUXAPP) += eal_common_cpuflags.c
SRCS-$(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_nonpci_devs.c
+SRCS-$(CONFIG_RTE_LIBRTE_EAL_LINUXAPP) += eal_common_vdev.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 4c23614..2f3222d 100644
--- a/lib/librte_eal/linuxapp/eal/eal.c
+++ b/lib/librte_eal/linuxapp/eal/eal.c
@@ -1039,8 +1039,8 @@ 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");
+ if (rte_eal_vdev_init() < 0)
+ rte_panic("Cannot init virtual devices\n");
TAILQ_FOREACH(solib, &solib_list, next) {
solib->lib_handle = dlopen(solib->name, RTLD_NOW);
--
1.8.5.3
