118 lines
4.2 KiB
C
118 lines
4.2 KiB
C
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/*-
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* BSD LICENSE
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*
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* Copyright (c) 2015-2017 Atomic Rules LLC
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _ARK_PKTCHKR_H_
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#define _ARK_PKTCHKR_H_
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#include <stdint.h>
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#include <inttypes.h>
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#define ARK_PKTCHKR_BASE_ADR 0x90000
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typedef void *ark_pkt_chkr_t;
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/* The packet checker is an internal Arkville hardware module, which
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* verifies packet streams generated from the corresponding packet
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* generator. This module is used for Arkville testing.
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* This module is *not* intended for end-user manipulation, hence
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* there is minimal documentation.
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*/
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/*
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* This are overlay structures to a memory mapped FPGA device. These
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* structs will never be instantiated in ram memory
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*/
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struct ark_pkt_chkr_stat_regs {
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uint32_t r0;
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uint32_t pkt_start_stop;
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uint32_t pkt_ctrl;
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uint32_t pkts_rcvd;
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uint64_t bytes_rcvd;
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uint32_t pkts_ok;
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uint32_t pkts_mismatch;
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uint32_t pkts_err;
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uint32_t first_mismatch;
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uint32_t resync_events;
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uint32_t pkts_missing;
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uint32_t min_latency;
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uint32_t max_latency;
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} __attribute__ ((packed));
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struct ark_pkt_chkr_ctl_regs {
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uint32_t pkt_ctrl;
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uint32_t pkt_payload;
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uint32_t pkt_size_min;
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uint32_t pkt_size_max;
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uint32_t pkt_size_incr;
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uint32_t num_pkts;
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uint32_t pkts_sent;
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uint32_t src_mac_addr_l;
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uint32_t src_mac_addr_h;
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uint32_t dst_mac_addr_l;
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uint32_t dst_mac_addr_h;
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uint32_t eth_type;
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uint32_t hdr_dw[7];
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} __attribute__ ((packed));
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struct ark_pkt_chkr_inst {
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struct rte_eth_dev_info *dev_info;
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volatile struct ark_pkt_chkr_stat_regs *sregs;
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volatile struct ark_pkt_chkr_ctl_regs *cregs;
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int l2_mode;
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int ordinal;
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};
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/* packet checker functions */
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ark_pkt_chkr_t ark_pktchkr_init(void *addr, int ord, int l2_mode);
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void ark_pktchkr_uninit(ark_pkt_chkr_t handle);
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void ark_pktchkr_run(ark_pkt_chkr_t handle);
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int ark_pktchkr_stopped(ark_pkt_chkr_t handle);
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void ark_pktchkr_stop(ark_pkt_chkr_t handle);
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int ark_pktchkr_is_running(ark_pkt_chkr_t handle);
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int ark_pktchkr_get_pkts_sent(ark_pkt_chkr_t handle);
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void ark_pktchkr_set_payload_byte(ark_pkt_chkr_t handle, uint32_t b);
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void ark_pktchkr_set_pkt_size_min(ark_pkt_chkr_t handle, uint32_t x);
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void ark_pktchkr_set_pkt_size_max(ark_pkt_chkr_t handle, uint32_t x);
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void ark_pktchkr_set_pkt_size_incr(ark_pkt_chkr_t handle, uint32_t x);
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void ark_pktchkr_set_num_pkts(ark_pkt_chkr_t handle, uint32_t x);
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void ark_pktchkr_set_src_mac_addr(ark_pkt_chkr_t handle, uint64_t mac_addr);
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void ark_pktchkr_set_dst_mac_addr(ark_pkt_chkr_t handle, uint64_t mac_addr);
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void ark_pktchkr_set_eth_type(ark_pkt_chkr_t handle, uint32_t x);
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void ark_pktchkr_set_hdr_dW(ark_pkt_chkr_t handle, uint32_t *hdr);
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void ark_pktchkr_parse(char *args);
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void ark_pktchkr_setup(ark_pkt_chkr_t handle);
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void ark_pktchkr_dump_stats(ark_pkt_chkr_t handle);
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int ark_pktchkr_wait_done(ark_pkt_chkr_t handle);
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#endif
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