diff options
| -rw-r--r-- | MAINTAINERS | 5 | ||||
| -rw-r--r-- | extras/deprecated/netmap/dir.dox | 27 | ||||
| -rw-r--r-- | src/plugins/netmap/CMakeLists.txt | 32 | ||||
| -rw-r--r-- | src/plugins/netmap/FEATURE.yaml (renamed from extras/deprecated/netmap/FEATURE.yaml) | 6 | ||||
| -rw-r--r-- | src/plugins/netmap/cli.c (renamed from extras/deprecated/netmap/cli.c) | 4 | ||||
| -rw-r--r-- | src/plugins/netmap/device.c (renamed from extras/deprecated/netmap/device.c) | 4 | ||||
| -rw-r--r-- | src/plugins/netmap/net_netmap.h (renamed from extras/deprecated/netmap/net_netmap.h) | 6 | ||||
| -rw-r--r-- | src/plugins/netmap/netmap.api (renamed from extras/deprecated/netmap/netmap.api) | 0 | ||||
| -rw-r--r-- | src/plugins/netmap/netmap.c (renamed from extras/deprecated/netmap/netmap.c) | 93 | ||||
| -rw-r--r-- | src/plugins/netmap/netmap.h (renamed from extras/deprecated/netmap/netmap.h) | 0 | ||||
| -rw-r--r-- | src/plugins/netmap/netmap_api.c (renamed from extras/deprecated/netmap/netmap_api.c) | 54 | ||||
| -rw-r--r-- | src/plugins/netmap/node.c (renamed from extras/deprecated/netmap/node.c) | 20 | ||||
| -rw-r--r-- | src/plugins/netmap/plugin.c | 16 |
13 files changed, 134 insertions, 133 deletions
diff --git a/MAINTAINERS b/MAINTAINERS index c310e728227..abc7faf7be2 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -892,3 +892,8 @@ M: vpp-dev Mailing List <vpp-dev@fd.io> C: Missing Maintainer F: * F: */ + +Netmap +I: netmap +M: Tom Jones <thj@freebsd.org> +F: src/plugins/netmap/ diff --git a/extras/deprecated/netmap/dir.dox b/extras/deprecated/netmap/dir.dox deleted file mode 100644 index 7ddbf947c29..00000000000 --- a/extras/deprecated/netmap/dir.dox +++ /dev/null @@ -1,27 +0,0 @@ -/* - * Copyright (c) 2017 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. - */ - -/* Doxygen directory documentation */ - -/** -@dir -@brief netmap Interface Implementation. - -This directory contains the source code for the netmap driver. - -*/ -/*? %%clicmd:group_label netmap %% ?*/ -/*? %%syscfg:group_label netmap %% ?*/ diff --git a/src/plugins/netmap/CMakeLists.txt b/src/plugins/netmap/CMakeLists.txt new file mode 100644 index 00000000000..d53a9e0911a --- /dev/null +++ b/src/plugins/netmap/CMakeLists.txt @@ -0,0 +1,32 @@ +# SPDX-License-Identifier: Apache-2.0 +# Copyright (c) 2024 Tom Jones <thj@freebsd.org> +# +# This software was developed by Tom Jones <thj@freebsd.org> under sponsorship +# from the FreeBSD Foundation. +# + +if (NOT "${CMAKE_SYSTEM_NAME}" STREQUAL "FreeBSD") + message(WARNING "Netmap is only currently support on FreeBSD - netmap plugin disabled") + return() +endif() + +add_vpp_plugin(netmap + SOURCES + plugin.c + netmap.c + node.c + device.c + cli.c + netmap_api.c + + MULTIARCH_SOURCES + node.c + device.c + + INSTALL_HEADERS + netmap.h + net_netmap.h + + API_FILES + netmap.api +) diff --git a/extras/deprecated/netmap/FEATURE.yaml b/src/plugins/netmap/FEATURE.yaml index e23e5c243e7..a9dfb2163e4 100644 --- a/extras/deprecated/netmap/FEATURE.yaml +++ b/src/plugins/netmap/FEATURE.yaml @@ -1,11 +1,11 @@ --- name: Netmap Device -maintainer: Damjan Marion <damarion@cisco.com> +maintainer: Tom Jones <thj@freebsd.org> features: - L4 checksum offload description: "Create a netmap interface, which is a high speed user-space - interface that allows VPP to patch into a linux namespace, - a linux container, or a physical NIC without the use of DPDK." + interface that allows VPP to patch to a physical or virtual NIC + without the use of DPDK" missing: - API dump state: production diff --git a/extras/deprecated/netmap/cli.c b/src/plugins/netmap/cli.c index 713632947a1..b54d397ecbe 100644 --- a/extras/deprecated/netmap/cli.c +++ b/src/plugins/netmap/cli.c @@ -22,8 +22,8 @@ #include <vlib/unix/unix.h> #include <vnet/ethernet/ethernet.h> -#include <vnet/devices/netmap/net_netmap.h> -#include <vnet/devices/netmap/netmap.h> +#include <netmap/net_netmap.h> +#include <netmap/netmap.h> static clib_error_t * netmap_create_command_fn (vlib_main_t * vm, unformat_input_t * input, diff --git a/extras/deprecated/netmap/device.c b/src/plugins/netmap/device.c index 47407aaaa26..505deb988c4 100644 --- a/extras/deprecated/netmap/device.c +++ b/src/plugins/netmap/device.c @@ -23,8 +23,8 @@ #include <vlib/unix/unix.h> #include <vnet/ethernet/ethernet.h> -#include <vnet/devices/netmap/net_netmap.h> -#include <vnet/devices/netmap/netmap.h> +#include <netmap/net_netmap.h> +#include <netmap/netmap.h> #define foreach_netmap_tx_func_error \ _(NO_FREE_SLOTS, "no free tx slots") \ diff --git a/extras/deprecated/netmap/net_netmap.h b/src/plugins/netmap/net_netmap.h index fd4253b7c0c..ecccedd4484 100644 --- a/extras/deprecated/netmap/net_netmap.h +++ b/src/plugins/netmap/net_netmap.h @@ -39,10 +39,10 @@ #ifndef _NET_NETMAP_H_ #define _NET_NETMAP_H_ -#define NETMAP_API 11 /* current API version */ +#define NETMAP_API 14 /* current API version */ -#define NETMAP_MIN_API 11 /* min and max versions accepted */ -#define NETMAP_MAX_API 15 +#define NETMAP_MIN_API 14 /* min and max versions accepted */ +#define NETMAP_MAX_API 15 /* * Some fields should be cache-aligned to reduce contention. * The alignment is architecture and OS dependent, but rather than diff --git a/extras/deprecated/netmap/netmap.api b/src/plugins/netmap/netmap.api index a14753cad9c..a14753cad9c 100644 --- a/extras/deprecated/netmap/netmap.api +++ b/src/plugins/netmap/netmap.api diff --git a/extras/deprecated/netmap/netmap.c b/src/plugins/netmap/netmap.c index 7cab6bb0289..ebef215eb3b 100644 --- a/extras/deprecated/netmap/netmap.c +++ b/src/plugins/netmap/netmap.c @@ -20,22 +20,17 @@ #include <sys/ioctl.h> #include <sys/types.h> #include <fcntl.h> -#include <vnet/devices/netmap/net_netmap.h> #include <vlib/vlib.h> #include <vlib/unix/unix.h> #include <vnet/ethernet/ethernet.h> -#include <vnet/devices/netmap/netmap.h> -netmap_main_t netmap_main; +#include <netmap/net_netmap.h> +#include <netmap/netmap.h> +#include <netmap/netmap.api_enum.h> +#include <netmap/netmap.api_types.h> -static u32 -netmap_eth_flag_change (vnet_main_t * vnm, vnet_hw_interface_t * hi, - u32 flags) -{ - /* nothing for now */ - return 0; -} +netmap_main_t netmap_main; static clib_error_t * netmap_fd_read_ready (clib_file_t * uf) @@ -88,12 +83,11 @@ int netmap_worker_thread_enable () { /* if worker threads are enabled, switch to polling mode */ - foreach_vlib_main (( - { - vlib_node_set_state (this_vlib_main, - netmap_input_node.index, - VLIB_NODE_STATE_POLLING); - })); + foreach_vlib_main () + { + vlib_node_set_state (this_vlib_main, netmap_input_node.index, + VLIB_NODE_STATE_POLLING); + } return 0; } @@ -101,12 +95,11 @@ netmap_worker_thread_enable () int netmap_worker_thread_disable () { - foreach_vlib_main (( - { - vlib_node_set_state (this_vlib_main, - netmap_input_node.index, - VLIB_NODE_STATE_INTERRUPT); - })); + foreach_vlib_main () + { + vlib_node_set_state (this_vlib_main, netmap_input_node.index, + VLIB_NODE_STATE_INTERRUPT); + } return 0; } @@ -117,9 +110,9 @@ netmap_create_if (vlib_main_t * vm, u8 * if_name, u8 * hw_addr_set, { netmap_main_t *nm = &netmap_main; int ret = 0; + uint32_t nr_reg; netmap_if_t *nif = 0; u8 hw_addr[6]; - clib_error_t *error = 0; vnet_sw_interface_t *sw; vnet_main_t *vnm = vnet_get_main (); uword *p; @@ -179,10 +172,39 @@ netmap_create_if (vlib_main_t * vm, u8 * if_name, u8 * hw_addr_set, reg->refcnt++; nif->nifp = NETMAP_IF (reg->mem, req->nr_offset); - nif->first_rx_ring = 0; - nif->last_rx_ring = 0; - nif->first_tx_ring = 0; - nif->last_tx_ring = 0; + nr_reg = nif->req->nr_flags & NR_REG_MASK; + + if (nr_reg == NR_REG_SW) + { /* host stack */ + nif->first_tx_ring = nif->last_tx_ring = nif->req->nr_tx_rings; + nif->first_rx_ring = nif->last_rx_ring = nif->req->nr_rx_rings; + } + else if (nr_reg == NR_REG_ALL_NIC) + { /* only nic */ + nif->first_tx_ring = 0; + nif->first_rx_ring = 0; + nif->last_tx_ring = nif->req->nr_tx_rings - 1; + nif->last_rx_ring = nif->req->nr_rx_rings - 1; + } + else if (nr_reg == NR_REG_NIC_SW) + { + nif->first_tx_ring = 0; + nif->first_rx_ring = 0; + nif->last_tx_ring = nif->req->nr_tx_rings; + nif->last_rx_ring = nif->req->nr_rx_rings; + } + else if (nr_reg == NR_REG_ONE_NIC) + { + /* XXX check validity */ + nif->first_tx_ring = nif->last_tx_ring = nif->first_rx_ring = + nif->last_rx_ring = nif->req->nr_ringid & NETMAP_RING_MASK; + } + else + { /* pipes */ + nif->first_tx_ring = nif->last_tx_ring = 0; + nif->first_rx_ring = nif->last_rx_ring = 0; + } + nif->host_if_name = if_name; nif->per_interface_next_index = ~0; @@ -213,17 +235,14 @@ netmap_create_if (vlib_main_t * vm, u8 * if_name, u8 * hw_addr_set, hw_addr[1] = 0xfe; } - error = ethernet_register_interface (vnm, netmap_device_class.index, - nif->if_index, hw_addr, - &nif->hw_if_index, - netmap_eth_flag_change); + vnet_eth_interface_registration_t eir = {}; - if (error) - { - clib_error_report (error); - ret = VNET_API_ERROR_SYSCALL_ERROR_1; - goto error; - } + eir.dev_class_index = netmap_device_class.index; + eir.dev_instance = nif->if_index; + eir.address = hw_addr; + eir.cb.set_max_frame_size = NULL; + + nif->hw_if_index = vnet_eth_register_interface (vnm, &eir); sw = vnet_get_hw_sw_interface (vnm, nif->hw_if_index); nif->sw_if_index = sw->sw_if_index; diff --git a/extras/deprecated/netmap/netmap.h b/src/plugins/netmap/netmap.h index 29f855fda8e..29f855fda8e 100644 --- a/extras/deprecated/netmap/netmap.h +++ b/src/plugins/netmap/netmap.h diff --git a/extras/deprecated/netmap/netmap_api.c b/src/plugins/netmap/netmap_api.c index ee05ec22d25..51f572a23e6 100644 --- a/extras/deprecated/netmap/netmap_api.c +++ b/src/plugins/netmap/netmap_api.c @@ -22,23 +22,11 @@ #include <vnet/interface.h> #include <vnet/api_errno.h> -#include <vnet/devices/netmap/netmap.h> +#include <netmap/netmap.h> -#include <vnet/vnet_msg_enum.h> - -#define vl_typedefs /* define message structures */ -#include <vnet/vnet_all_api_h.h> -#undef vl_typedefs - -#define vl_endianfun /* define message structures */ -#include <vnet/vnet_all_api_h.h> -#undef vl_endianfun - -/* instantiate all the print functions we know about */ -#define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__) -#define vl_printfun -#include <vnet/vnet_all_api_h.h> -#undef vl_printfun +#include <vnet/format_fns.h> +#include <netmap/netmap.api_enum.h> +#include <netmap/netmap.api_types.h> #include <vlibapi/api_helper_macros.h> @@ -84,44 +72,14 @@ vl_api_netmap_delete_t_handler (vl_api_netmap_delete_t * mp) REPLY_MACRO (VL_API_NETMAP_DELETE_REPLY); } -/* - * netmap_api_hookup - * Add vpe's API message handlers to the table. - * vlib has already mapped shared memory and - * added the client registration handlers. - * See .../vlib-api/vlibmemory/memclnt_vlib.c:memclnt_process() - */ -#define vl_msg_name_crc_list -#include <vnet/vnet_all_api_h.h> -#undef vl_msg_name_crc_list - -static void -setup_message_id_table (api_main_t * am) -{ -#define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id); - foreach_vl_msg_name_crc_netmap; -#undef _ -} - +#include <netmap/netmap.api.c> static clib_error_t * netmap_api_hookup (vlib_main_t * vm) { - api_main_t *am = vlibapi_get_main (); - -#define _(N,n) \ - vl_msg_api_set_handlers(VL_API_##N, #n, \ - vl_api_##n##_t_handler, \ - vl_noop_handler, \ - vl_api_##n##_t_endian, \ - vl_api_##n##_t_print, \ - sizeof(vl_api_##n##_t), 1); - foreach_vpe_api_msg; -#undef _ - /* * Set up the (msg_name, crc, message-id) table */ - setup_message_id_table (am); + setup_message_id_table (); return 0; } diff --git a/extras/deprecated/netmap/node.c b/src/plugins/netmap/node.c index b0a68824b9c..6169847fa79 100644 --- a/extras/deprecated/netmap/node.c +++ b/src/plugins/netmap/node.c @@ -25,8 +25,8 @@ #include <vnet/devices/devices.h> #include <vnet/feature/feature.h> -#include <vnet/devices/netmap/net_netmap.h> -#include <vnet/devices/netmap/netmap.h> +#include <netmap/net_netmap.h> +#include <netmap/netmap.h> #define foreach_netmap_input_error @@ -112,7 +112,7 @@ netmap_device_input_fn (vlib_main_t * vm, vlib_node_runtime_t * node, n_free_bufs += vlib_buffer_alloc (vm, &nm->rx_buffers[thread_index][n_free_bufs], VLIB_FRAME_SIZE); - _vec_len (nm->rx_buffers[thread_index]) = n_free_bufs; + vec_set_len (nm->rx_buffers[thread_index], n_free_bufs); } cur_ring = nif->first_rx_ring; @@ -166,7 +166,8 @@ netmap_device_input_fn (vlib_main_t * vm, vlib_node_runtime_t * node, prev_bi0 = bi0; bi0 = nm->rx_buffers[thread_index][last_empty_buffer]; b0 = vlib_get_buffer (vm, bi0); - _vec_len (nm->rx_buffers[thread_index]) = last_empty_buffer; + vec_set_len (nm->rx_buffers[thread_index], + last_empty_buffer); n_free_bufs--; /* copy data */ @@ -200,11 +201,12 @@ netmap_device_input_fn (vlib_main_t * vm, vlib_node_runtime_t * node, /* trace */ if (PREDICT_FALSE (n_trace > 0)) { - if (PREDICT_TRUE (first_b0 != 0)) + if (PREDICT_TRUE (first_b0 != 0) && + vlib_trace_buffer (vm, node, next0, first_b0, + /* follow_chain */ 0)) { netmap_input_trace_t *tr; - vlib_trace_buffer (vm, node, next0, first_b0, - /* follow_chain */ 0); + vlib_set_trace_count (vm, node, --n_trace); tr = vlib_add_trace (vm, node, first_b0, sizeof (*tr)); tr->next_index = next0; @@ -213,10 +215,6 @@ netmap_device_input_fn (vlib_main_t * vm, vlib_node_runtime_t * node, } } - /* redirect if feature path enabled */ - vnet_feature_start_device_input_x1 (nif->sw_if_index, &next0, - first_b0); - /* enque and take next packet */ vlib_validate_buffer_enqueue_x1 (vm, node, next_index, to_next, n_left_to_next, first_bi0, diff --git a/src/plugins/netmap/plugin.c b/src/plugins/netmap/plugin.c new file mode 100644 index 00000000000..1673225b683 --- /dev/null +++ b/src/plugins/netmap/plugin.c @@ -0,0 +1,16 @@ +/* SPDX-License-Identifier: Apache-2.0 + * Copyright (c) 2024 Tom Jones <thj@freebsd.org> + * + * This software was developed by Tom Jones <thj@freebsd.org> under sponsorship + * from the FreeBSD Foundation. + * + */ + +#include <vlib/vlib.h> +#include <vnet/plugin/plugin.h> +#include <vpp/app/version.h> + +VLIB_PLUGIN_REGISTER () = { + .version = VPP_BUILD_VER, + .description = "netmap", +}; |