/* *------------------------------------------------------------------ * 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 <vlib/vlib.h> #include <vlib/unix/unix.h> #include <vlib/pci/pci.h> #include <vnet/ethernet/ethernet.h> #include <vat/vat.h> #include <vlibapi/api.h> #include <vlibmemory/api.h> #include <vppinfra/error.h> #include <vmxnet3/vmxnet3.h> #define __plugin_msg_base vmxnet3_test_main.msg_id_base #include <vlibapi/vat_helper_macros.h> /* declare message IDs */ #include <vmxnet3/vmxnet3_msg_enum.h> /* Get CRC codes of the messages defined outside of this plugin */ #define vl_msg_name_crc_list #include <vpp/api/vpe_all_api_h.h> #undef vl_msg_name_crc_list /* define message structures */ #define vl_typedefs #include <vpp/api/vpe_all_api_h.h> #include <vmxnet3/vmxnet3_all_api_h.h> #undef vl_typedefs /* declare message handlers for each api */ #define vl_endianfun #include <vmxnet3/vmxnet3_all_api_h.h> #undef vl_endianfun /* instantiate all the print functions we know about */ #define vl_print(handle, ...) #define vl_printfun #include <vmxnet3/vmxnet3_all_api_h.h> #undef vl_printfun /* get API version number */ #define vl_api_version(n,v) static u32 api_version=(v); #include <vmxnet3/vmxnet3_all_api_h.h> #undef vp_api_version typedef struct { /* API message ID base */ u16 msg_id_base; u32 ping_id; vat_main_t *vat_main; } vmxnet3_test_main_t; vmxnet3_test_main_t vmxnet3_test_main; #define foreach_standard_reply_retval_handler \ _(vmxnet3_delete_reply) #define _(n) \ static void vl_api_##n##_t_handler \ (vl_api_##n##_t * mp) \ { \ vat_main_t * vam = vmxnet3_test_main.vat_main; \ i32 retval = ntohl(mp->retval); \ if (vam->async_mode) { \ vam->async_errors += (retval < 0); \ } else { \ vam->retval = retval; \ vam->result_ready = 1; \ } \ } foreach_standard_reply_retval_handler; #undef _ #define foreach_vpe_api_reply_msg \ _(VMXNET3_CREATE_REPLY, vmxnet3_create_reply) \ _(VMXNET3_DELETE_REPLY, vmxnet3_delete_reply) \ _(VMXNET3_DETAILS, vmxnet3_details) /* vmxnet3 create API */ static int api_vmxnet3_create (vat_main_t * vam) { unformat_input_t *i = vam->input; vl_api_vmxnet3_create_t *mp; vmxnet3_create_if_args_t args; int ret; u32 size; clib_memset (&args, 0, sizeof (vmxnet3_create_if_args_t)); while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT) { if (unformat (i, "%U", unformat_vlib_pci_addr, &args.addr)) ; else if (unformat (i, "elog")) args.enable_elog = 1; else if (unformat (i, "bind")) args.bind = 1; else if (unformat (i, "rx-queue-size %u", &size)) args.rxq_size = size; else if (unformat (i, "tx-queue-size %u", &size)) args.txq_size = size; else if (unformat (i, "num-tx-queues %u", &size)) args.txq_num = size; else if (unformat (i, "num-rx-queues %u", &size)) args.rxq_num = size; else { clib_warning ("unknown input '%U'", format_unformat_error, i); return -99; } } M (VMXNET3_CREATE, mp); mp->pci_addr = clib_host_to_net_u32 (args.addr.as_u32); mp->enable_elog = clib_host_to_net_u16 (args.enable_elog); mp->rxq_size = clib_host_to_net_u16 (args.rxq_size); mp->txq_size = clib_host_to_net_u16 (args.txq_size); mp->txq_num = clib_host_to_net_u16 (args.txq_num); mp->rxq_num = clib_host_to_net_u16 (args.rxq_num); mp->bind = args.bind; S (mp); W (ret); return ret; } /* vmxnet3-create reply handler */ static void vl_api_vmxnet3_create_reply_t_handler (vl_api_vmxnet3_create_reply_t * mp) { vat_main_t *vam = vmxnet3_test_main.vat_main; i32 retval = ntohl (mp->retval); if (retval == 0) { fformat (vam->ofp, "created vmxnet3 with sw_if_index %d\n", ntohl (mp->sw_if_index)); } vam->retval = retval; vam->result_ready = 1; vam->regenerate_interface_table = 1; } /* vmxnet3 delete API */ static int api_vmxnet3_delete (vat_main_t * vam) { unformat_input_t *i = vam->input; vl_api_vmxnet3_delete_t *mp; u32 sw_if_index = 0; u8 index_defined = 0; int ret; while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT) { if (unformat (i, "sw_if_index %u", &sw_if_index)) index_defined = 1; else { clib_warning ("unknown input '%U'", format_unformat_error, i); return -99; } } if (!index_defined) { errmsg ("missing sw_if_index\n"); return -99; } M (VMXNET3_DELETE, mp); mp->sw_if_index = clib_host_to_net_u32 (sw_if_index); S (mp); W (ret); return ret; } static int api_vmxnet3_dump (vat_main_t * vam) { vmxnet3_test_main_t *vxm = &vmxnet3_test_main; vl_api_vmxnet3_dump_t *mp; vl_api_control_ping_t *mp_ping; int ret; if (vam->json_output) { clib_warning ("JSON output not supported for vmxnet3_dump"); return -99; } M (VMXNET3_DUMP, mp); S (mp); /* Use a control ping for synchronization */ mp_ping = vl_msg_api_alloc_as_if_client (sizeof (*mp_ping)); mp_ping->_vl_msg_id = htons (vxm->ping_id); mp_ping->client_index = vam->my_client_index; fformat (vam->ofp, "Sending ping id=%d\n", vxm->ping_id); vam->result_ready = 0; S (mp_ping); W (ret); return ret; } static u8 * format_pci_addr (u8 * s, va_list * va) { vlib_pci_addr_t *addr = va_arg (*va, vlib_pci_addr_t *); return format (s, "%04x:%02x:%02x.%x", addr->domain, addr->bus, addr->slot, addr->function); } static void vl_api_vmxnet3_details_t_handler (vl_api_vmxnet3_details_t * mp) { vat_main_t *vam = vmxnet3_test_main.vat_main; u32 pci_addr = ntohl (mp->pci_addr); u16 qid; fformat (vam->ofp, "%s: sw_if_index %u mac %U\n" " version: %u\n" " PCI Address: %U\n" " state %s\n", mp->if_name, ntohl (mp->sw_if_index), format_ethernet_address, mp->hw_addr, mp->version, format_pci_addr, &pci_addr, mp->admin_up_down ? "up" : "down"); for (qid = 0; qid < mp->rx_count; qid++) { vl_api_vmxnet3_rx_list_t *rx_list = &mp->rx_list[qid]; fformat (vam->ofp, " RX Queue %u\n" " RX completion next index %u\n" " ring 0 size %u fill %u consume %u produce %u\n" " ring 1 size %u fill %u consume %u produce %u\n", qid, ntohs (rx_list->rx_next), ntohs (rx_list->rx_qsize), ntohs (rx_list->rx_fill[0]), ntohs (rx_list->rx_consume[0]), ntohs (rx_list->rx_produce[0]), ntohs (rx_list->rx_qsize), ntohs (rx_list->rx_fill[1]), ntohs (rx_list->rx_consume[1]), ntohs (rx_list->rx_produce[1])); } for (qid = 0; qid < mp->tx_count; qid++) { vl_api_vmxnet3_tx_list_t *tx_list = &mp->tx_list[qid]; fformat (vam->ofp, " TX Queue %u\n" " TX completion next index %u\n" " size %u consume %u produce %u\n", qid, ntohs (tx_list->tx_next), ntohs (tx_list->tx_qsize), ntohs (tx_list->tx_consume), ntohs (tx_list->tx_produce)); } } /* * List of messages that the api test plugin sends, * and that the data plane plugin processes */ #define foreach_vpe_api_msg \ _(vmxnet3_create, "<pci-address> [rx-queue-size <size>] " \ "[tx-queue-size <size>] [num-tx-queues <num>]" \ "[num-rx-queues <num>] [bind]") \ _(vmxnet3_delete, "sw_if_index <sw_if_index>") \ _(vmxnet3_dump, "") static void vmxnet3_vat_api_hookup (vat_main_t * vam) { vmxnet3_test_main_t *vxm __attribute__ ((unused)) = &vmxnet3_test_main; #define _(N,n) \ vl_msg_api_set_handlers((VL_API_##N + vxm->msg_id_base), \ #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_reply_msg; #undef _ #define _(n,h) \ hash_set_mem (vam->function_by_name, #n, api_##n); foreach_vpe_api_msg; #undef _ #define _(n,h) hash_set_mem (vam->help_by_name, #n, h); foreach_vpe_api_msg; #undef _ } clib_error_t * vat_plugin_register (vat_main_t * vam) { vmxnet3_test_main_t *vxm = &vmxnet3_test_main; u8 *name; vxm->vat_main = vam; name = format (0, "vmxnet3_%08x%c", api_version, 0); vxm->msg_id_base = vl_client_get_first_plugin_msg_id ((char *) name); /* Get the control ping ID */ #define _(id,n,crc) \ const char *id ## _CRC __attribute__ ((unused)) = #n "_" #crc; foreach_vl_msg_name_crc_vpe; #undef _ vxm->ping_id = vl_msg_api_get_msg_index ((u8 *) (VL_API_CONTROL_PING_CRC)); if (vxm->msg_id_base != (u16) ~ 0) vmxnet3_vat_api_hookup (vam); vec_free (name); return 0; } /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */