/*
*------------------------------------------------------------------
- * Copyright (c) 2016 Cisco and/or its affiliates.
+ * 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:
* 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/ip/format.h>
-#include <linux/virtio_net.h>
-#include <linux/vhost.h>
#include <vnet/devices/virtio/virtio.h>
-#include <vnet/devices/virtio/tap.h>
+#include <vnet/devices/virtio/pci.h>
static clib_error_t *
-tap_create_command_fn (vlib_main_t * vm, unformat_input_t * input,
- vlib_cli_command_t * cmd)
+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;
- tap_create_if_args_t args = { 0 };
- int ip_addr_set = 0;
+ virtio_pci_create_if_args_t args;
+ u64 feature_mask = (u64) ~ (0ULL);
/* Get a line of input. */
if (!unformat_user (input, unformat_line_input, line_input))
- return clib_error_return (0, "Missing name <interface>");
+ return 0;
+ memset (&args, 0, sizeof (args));
while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
{
- if (unformat (line_input, "name %s", &args.name))
- ;
- else if (unformat (line_input, "host-ns %s", &args.host_namespace))
+ if (unformat (line_input, "%U", unformat_vlib_pci_addr, &args.addr))
;
- else if (unformat (line_input, "host-bridge %s", &args.host_bridge))
- ;
- else if (unformat (line_input, "host-ip4-addr %U/%d",
- unformat_ip4_address, &args.host_ip4_addr,
- &args.host_ip4_prefix_len))
- ip_addr_set = 1;
- else if (unformat (line_input, "host-ip6-addr %U/%d",
- unformat_ip6_address, &args.host_ip6_addr,
- &args.host_ip6_prefix_len))
- ip_addr_set = 1;
- else if (unformat (line_input, "rx-ring-size %d", &args.rx_ring_sz))
+ else if (unformat (line_input, "feature-mask 0x%llx", &feature_mask))
+ args.features = feature_mask;
+ else if (unformat (line_input, "gso-enabled"))
+ args.gso_enabled = 1;
+ else if (unformat (line_input, "csum-enabled"))
+ args.checksum_offload_enabled = 1;
+ 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>] [gso-enabled] [csum-enabled]",
+ .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 *vim = &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, "tx-ring-size %d", &args.tx_ring_sz))
+ else if (unformat (line_input, "%U", unformat_vnet_sw_interface,
+ vnm, &sw_if_index))
;
- else if (unformat (line_input, "hw-addr %U",
- unformat_ethernet_address, args.hw_addr))
- args.hw_addr_set = 1;
else
return clib_error_return (0, "unknown input `%U'",
format_unformat_error, input);
}
unformat_free (line_input);
- if (ip_addr_set && args.host_bridge)
- return clib_error_return (0, "Please specify either host ip address or "
- "host bridge");
+ if (sw_if_index == ~0)
+ return clib_error_return (0,
+ "please specify interface name or sw_if_index");
- tap_create_if (vm, &args);
+ hw = vnet_get_sup_hw_interface_api_visible_or_null (vnm, sw_if_index);
+ if (hw == NULL || virtio_device_class.index != hw->dev_class_index)
+ return clib_error_return (0, "not a virtio interface");
- vec_free (args.name);
- vec_free (args.host_namespace);
- vec_free (args.host_bridge);
+ vif = pool_elt_at_index (vim->interfaces, hw->dev_instance);
- return args.error;
+ 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 (tap_create_command, static) = {
- .path = "create tap",
- .short_help = "create tap {name <if-name>} [hw-addr <mac-address>] "
- "[rx-ring-size <size>] [tx-ring-size <size>] [host-ns <netns>] "
- "[host-bridge <bridge-name>] [host-ip4-addr <ip4addr/mask>] "
- "[host-ip6-addr <ip6-addr]",
- .function = tap_create_command_fn,
+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 *
-tap_delete_command_fn (vlib_main_t * vm, unformat_input_t * input,
- vlib_cli_command_t * cmd)
+virtio_pci_enable_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 *vim = &virtio_main;
+ virtio_if_t *vif;
vnet_main_t *vnm = vnet_get_main ();
- int rv;
+ int gso_enabled = 0, checksum_offload_enabled = 0;
+ int offloads_disabled = 0;
/* Get a line of input. */
if (!unformat_user (input, unformat_line_input, line_input))
- return clib_error_return (0, "Missing <interface>");
+ return 0;
while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
{
else if (unformat (line_input, "%U", unformat_vnet_sw_interface,
vnm, &sw_if_index))
;
+ else if (unformat (line_input, "gso-enabled"))
+ gso_enabled = 1;
+ else if (unformat (line_input, "csum-offload-enabled"))
+ checksum_offload_enabled = 1;
+ else if (unformat (line_input, "offloads-disabled"))
+ offloads_disabled = 1;
else
return clib_error_return (0, "unknown input `%U'",
format_unformat_error, input);
return clib_error_return (0,
"please specify interface name or sw_if_index");
- rv = tap_delete_if (vm, sw_if_index);
- if (rv == VNET_API_ERROR_INVALID_SW_IF_INDEX)
- return clib_error_return (0, "not a tap interface");
- else if (rv != 0)
- return clib_error_return (0, "error on deleting tap interface");
+ hw = vnet_get_sup_hw_interface_api_visible_or_null (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 (vim->interfaces, hw->dev_instance);
+
+ if (virtio_pci_enable_disable_offloads
+ (vm, vif, gso_enabled, checksum_offload_enabled, offloads_disabled) < 0)
+ return clib_error_return (0, "not able to enable/disable offloads");
return 0;
}
/* *INDENT-OFF* */
-VLIB_CLI_COMMAND (tap_delete__command, static) =
-{
- .path = "delete tap",
- .short_help = "delete tap {<interface> | sw_if_index <sw_idx>}",
- .function = tap_delete_command_fn,
+VLIB_CLI_COMMAND (virtio_pci_enable_command, static) = {
+ .path = "set virtio pci",
+ .short_help = "set virtio pci {<interface> | sw_if_index <sw_idx>}"
+ " [gso-enabled | csum-offload-enabled | offloads-disabled]",
+ .function = virtio_pci_enable_command_fn,
};
/* *INDENT-ON* */
static clib_error_t *
-tap_show_command_fn (vlib_main_t * vm, unformat_input_t * input,
- vlib_cli_command_t * cmd)
+show_virtio_pci_fn (vlib_main_t * vm, unformat_input_t * input,
+ vlib_cli_command_t * cmd)
{
- virtio_main_t *mm = &virtio_main;
+ virtio_main_t *vim = &virtio_main;
+ vnet_main_t *vnm = &vnet_main;
virtio_if_t *vif;
- vnet_main_t *vnm = vnet_get_main ();
- int show_descr = 0;
clib_error_t *error = 0;
u32 hw_if_index, *hw_if_indices = 0;
- virtio_vring_t *vring;
- int i, j;
- struct feat_struct
- {
- u8 bit;
- char *str;
- };
- struct feat_struct *feat_entry;
-
- static struct feat_struct feat_array[] = {
-#define _(s,b) { .str = #s, .bit = b, },
- foreach_virtio_net_features
-#undef _
- {.str = NULL}
- };
-
- struct feat_struct *flag_entry;
- static struct feat_struct flags_array[] = {
-#define _(b,e,s) { .bit = b, .str = s, },
- foreach_virtio_if_flag
-#undef _
- {.str = NULL}
- };
+ 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))
- vec_add1 (hw_if_indices, hw_if_index);
- else if (unformat (input, "descriptors"))
+ {
+ 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'",
if (vec_len (hw_if_indices) == 0)
{
- /* *INDENT-OFF* */
- pool_foreach (vif, mm->interfaces,
- vec_add1 (hw_if_indices, vif->hw_if_index);
- );
- /* *INDENT-ON* */
+ pool_foreach (vif, vim->interfaces,
+ vec_add1 (hw_if_indices, vif->hw_if_index);
+ );
}
-
- for (hw_if_index = 0; hw_if_index < vec_len (hw_if_indices); hw_if_index++)
+ else if (show_device_config)
{
- vnet_hw_interface_t *hi =
- vnet_get_hw_interface (vnm, hw_if_indices[hw_if_index]);
- vif = pool_elt_at_index (mm->interfaces, hi->dev_instance);
- vlib_cli_output (vm, "interface %U", format_vnet_sw_if_index_name,
- vnm, vif->sw_if_index);
- if (vif->name)
- vlib_cli_output (vm, " name \"%s\"", vif->name);
- if (vif->net_ns)
- vlib_cli_output (vm, " host-ns \"%s\"", vif->net_ns);
- vlib_cli_output (vm, " flags 0x%x", vif->flags);
- flag_entry = (struct feat_struct *) &flags_array;
- while (flag_entry->str)
- {
- if (vif->flags & (1ULL << flag_entry->bit))
- vlib_cli_output (vm, " %s (%d)", flag_entry->str,
- flag_entry->bit);
- flag_entry++;
- }
- vlib_cli_output (vm, " fd %d", vif->fd);
- vlib_cli_output (vm, " tap-fd %d", vif->tap_fd);
- vlib_cli_output (vm, " features 0x%lx", vif->features);
- feat_entry = (struct feat_struct *) &feat_array;
- while (feat_entry->str)
- {
- if (vif->features & (1ULL << feat_entry->bit))
- vlib_cli_output (vm, " %s (%d)", feat_entry->str,
- feat_entry->bit);
- feat_entry++;
- }
- vlib_cli_output (vm, " remote-features 0x%lx", vif->remote_features);
- feat_entry = (struct feat_struct *) &feat_array;
- while (feat_entry->str)
- {
- if (vif->remote_features & (1ULL << feat_entry->bit))
- vlib_cli_output (vm, " %s (%d)", feat_entry->str,
- feat_entry->bit);
- feat_entry++;
- }
- vec_foreach_index (i, vif->vrings)
- {
- // RX = 0, TX = 1
- vring = vec_elt_at_index (vif->vrings, i);
- vlib_cli_output (vm, " Virtqueue (%s)", (i & 1) ? "TX" : "RX");
- vlib_cli_output (vm, " qsz %d, last_used_idx %d, desc_in_use %d",
- vring->size, vring->last_used_idx,
- vring->desc_in_use);
- vlib_cli_output (vm,
- " avail.flags 0x%x avail.idx %d used.flags 0x%x used.idx %d",
- vring->avail->flags, vring->avail->idx,
- vring->used->flags, vring->used->idx);
- vlib_cli_output (vm, " kickfd %d, callfd %d", vring->kick_fd,
- vring->call_fd);
- if (show_descr)
- {
- vlib_cli_output (vm, "\n descriptor table:\n");
- vlib_cli_output (vm,
- " id addr len flags next user_addr\n");
- vlib_cli_output (vm,
- " ===== ================== ===== ====== ===== ==================\n");
- vring = vif->vrings;
- for (j = 0; j < vring->size; j++)
- {
- struct vring_desc *desc = &vring->desc[j];
- vlib_cli_output (vm,
- " %-5d 0x%016lx %-5d 0x%04x %-5d 0x%016lx\n",
- j, desc->addr,
- desc->len,
- desc->flags, desc->next, desc->addr);
- }
- }
- }
+ vif = pool_elt_at_index (vim->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 (tap_show_command, static) = {
- .path = "show tap",
- .short_help = "show tap {<interface>] [descriptors]",
- .function = tap_show_command_fn,
+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 *
-tap_cli_init (vlib_main_t * vm)
+virtio_pci_cli_init (vlib_main_t * vm)
{
return 0;
}
-VLIB_INIT_FUNCTION (tap_cli_init);
+VLIB_INIT_FUNCTION (virtio_pci_cli_init);
/*
* fd.io coding-style-patch-verification: ON