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-rw-r--r--src/vnet/devices/virtio/cli.c208
1 files changed, 208 insertions, 0 deletions
diff --git a/src/vnet/devices/virtio/cli.c b/src/vnet/devices/virtio/cli.c
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+++ b/src/vnet/devices/virtio/cli.c
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+/*
+ *------------------------------------------------------------------
+ * Copyright (c) 2018 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *------------------------------------------------------------------
+ */
+#include <stdint.h>
+#include <net/if.h>
+#include <sys/ioctl.h>
+#include <inttypes.h>
+
+#include <vlib/vlib.h>
+#include <vlib/unix/unix.h>
+#include <vlib/pci/pci.h>
+#include <vnet/ethernet/ethernet.h>
+#include <vnet/ip/ip4_packet.h>
+#include <vnet/ip/ip6_packet.h>
+#include <vnet/devices/virtio/virtio.h>
+#include <vnet/devices/virtio/pci.h>
+
+static clib_error_t *
+virtio_pci_create_command_fn (vlib_main_t * vm, unformat_input_t * input,
+ vlib_cli_command_t * cmd)
+{
+ unformat_input_t _line_input, *line_input = &_line_input;
+ virtio_pci_create_if_args_t args;
+ u32 tmp;
+ u64 feature_mask = (u64) ~ (0ULL);
+
+ /* Get a line of input. */
+ if (!unformat_user (input, unformat_line_input, line_input))
+ return 0;
+
+ memset (&args, 0, sizeof (args));
+ while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (line_input, "%U", unformat_vlib_pci_addr, &args.addr))
+ ;
+ else if (unformat (line_input, "feature-mask 0x%llx", &feature_mask))
+ args.features = feature_mask;
+ else if (unformat (line_input, "rx-queue-size %u", &tmp))
+ args.rxq_size = tmp;
+ else if (unformat (line_input, "tx-queue-size %u", &tmp))
+ args.txq_size = tmp;
+ else
+ return clib_error_return (0, "unknown input `%U'",
+ format_unformat_error, input);
+ }
+ unformat_free (line_input);
+
+ virtio_pci_create_if (vm, &args);
+
+ return args.error;
+}
+
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND (virtio_pci_create_command, static) = {
+ .path = "create interface virtio",
+ .short_help = "create interface virtio <pci-address>"
+ "[feature-mask <hex-mask>] [rx-queue-size <size>] [tx-queue-size <size>]",
+ .function = virtio_pci_create_command_fn,
+};
+/* *INDENT-ON* */
+
+static clib_error_t *
+virtio_pci_delete_command_fn (vlib_main_t * vm, unformat_input_t * input,
+ vlib_cli_command_t * cmd)
+{
+ unformat_input_t _line_input, *line_input = &_line_input;
+ u32 sw_if_index = ~0;
+ vnet_hw_interface_t *hw;
+ virtio_main_t *vmxm = &virtio_main;
+ virtio_if_t *vif;
+ vnet_main_t *vnm = vnet_get_main ();
+
+ /* Get a line of input. */
+ if (!unformat_user (input, unformat_line_input, line_input))
+ return 0;
+
+ while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (line_input, "sw_if_index %d", &sw_if_index))
+ ;
+ else if (unformat (line_input, "%U", unformat_vnet_sw_interface,
+ vnm, &sw_if_index))
+ ;
+ else
+ return clib_error_return (0, "unknown input `%U'",
+ format_unformat_error, input);
+ }
+ unformat_free (line_input);
+
+ if (sw_if_index == ~0)
+ return clib_error_return (0,
+ "please specify interface name or sw_if_index");
+
+ hw = vnet_get_sup_hw_interface (vnm, sw_if_index);
+ if (hw == NULL || virtio_device_class.index != hw->dev_class_index)
+ return clib_error_return (0, "not a virtio interface");
+
+ vif = pool_elt_at_index (vmxm->interfaces, hw->dev_instance);
+
+ if (virtio_pci_delete_if (vm, vif) < 0)
+ return clib_error_return (0, "not a virtio pci interface");
+
+ return 0;
+}
+
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND (virtio_pci_delete_command, static) = {
+ .path = "delete interface virtio",
+ .short_help = "delete interface virtio"
+ "{<interface> | sw_if_index <sw_idx>}",
+ .function = virtio_pci_delete_command_fn,
+};
+/* *INDENT-ON* */
+
+static clib_error_t *
+show_virtio_pci_fn (vlib_main_t * vm, unformat_input_t * input,
+ vlib_cli_command_t * cmd)
+{
+ virtio_main_t *vmxm = &virtio_main;
+ vnet_main_t *vnm = &vnet_main;
+ virtio_if_t *vif;
+ clib_error_t *error = 0;
+ u32 hw_if_index, *hw_if_indices = 0;
+ vnet_hw_interface_t *hi;
+ u8 show_descr = 0, show_device_config = 0;
+
+ while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat
+ (input, "%U", unformat_vnet_hw_interface, vnm, &hw_if_index))
+ {
+ hi = vnet_get_hw_interface (vnm, hw_if_index);
+ if (virtio_device_class.index != hi->dev_class_index)
+ {
+ error = clib_error_return (0, "unknown input `%U'",
+ format_unformat_error, input);
+ goto done;
+ }
+ vec_add1 (hw_if_indices, hw_if_index);
+ }
+ else if (unformat (input, "descriptors") || unformat (input, "desc"))
+ show_descr = 1;
+ else if (unformat (input, "debug-device"))
+ show_device_config = 1;
+ else
+ {
+ error = clib_error_return (0, "unknown input `%U'",
+ format_unformat_error, input);
+ goto done;
+ }
+ }
+
+ if (vec_len (hw_if_indices) == 0)
+ {
+ pool_foreach (vif, vmxm->interfaces,
+ vec_add1 (hw_if_indices, vif->hw_if_index);
+ );
+ }
+ else if (show_device_config)
+ {
+ vif = pool_elt_at_index (vmxm->interfaces, hi->dev_instance);
+ if (vif->type == VIRTIO_IF_TYPE_PCI)
+ debug_device_config_space (vm, vif);
+ }
+
+ virtio_show (vm, hw_if_indices, show_descr, VIRTIO_IF_TYPE_PCI);
+
+done:
+ vec_free (hw_if_indices);
+ return error;
+}
+
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND (show_virtio_pci_command, static) = {
+ .path = "show virtio pci",
+ .short_help = "show virtio pci [<interface>] [descriptors | desc] [debug-device]",
+ .function = show_virtio_pci_fn,
+};
+/* *INDENT-ON* */
+
+clib_error_t *
+virtio_pci_cli_init (vlib_main_t * vm)
+{
+ return 0;
+}
+
+VLIB_INIT_FUNCTION (virtio_pci_cli_init);
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */