Imported Upstream version 17.05

[deb_dpdk.git] / drivers / net / ark / ark_pktgen.h

diff --git a/drivers/net/ark/ark_pktgen.h b/drivers/net/ark/ark_pktgen.h
new file mode 100644 (file)
index 0000000..bf5a241
--- /dev/null
+++ b/drivers/net/ark/ark_pktgen.h
@@ -0,0 +1,108 @@
+/*-
+ * BSD LICENSE
+ *
+ * Copyright (c) 2015-2017 Atomic Rules LLC
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of copyright holder nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _ARK_PKTGEN_H_
+#define _ARK_PKTGEN_H_
+
+#include <stdint.h>
+#include <inttypes.h>
+
+#define ARK_PKTGEN_BASE_ADR  0x10000
+
+typedef void *ark_pkt_gen_t;
+
+/* The packet generator is an internal Arkville hardware module, which
+ * generates known packets for use in integrity and line-rate testing.
+ * This module is *not* intended for end-user manipulation, hence
+ * there is minimal documentation.
+ */
+
+/*
+ * This is an overlay structure to a memory mapped FPGA device.  These
+ * structs will never be instantiated in ram memory
+ */
+struct ark_pkt_gen_regs {
+       uint32_t r0;
+       volatile uint32_t pkt_start_stop;
+       volatile uint32_t pkt_ctrl;
+       uint32_t pkt_payload;
+       uint32_t pkt_spacing;
+       uint32_t pkt_size_min;
+       uint32_t pkt_size_max;
+       uint32_t pkt_size_incr;
+       volatile uint32_t num_pkts;
+       volatile uint32_t pkts_sent;
+       uint32_t src_mac_addr_l;
+       uint32_t src_mac_addr_h;
+       uint32_t dst_mac_addr_l;
+       uint32_t dst_mac_addr_h;
+       uint32_t eth_type;
+       uint32_t hdr_dw[7];
+       uint32_t start_offset;
+       uint32_t bytes_per_cycle;
+} __attribute__ ((packed));
+
+struct ark_pkt_gen_inst {
+       struct rte_eth_dev_info *dev_info;
+       struct ark_pkt_gen_regs *regs;
+       int l2_mode;
+       int ordinal;
+};
+
+/*  packet generator functions */
+ark_pkt_gen_t ark_pktgen_init(void *arg, int ord, int l2_mode);
+void ark_pktgen_uninit(ark_pkt_gen_t handle);
+void ark_pktgen_run(ark_pkt_gen_t handle);
+void ark_pktgen_pause(ark_pkt_gen_t handle);
+uint32_t ark_pktgen_paused(ark_pkt_gen_t handle);
+uint32_t ark_pktgen_is_gen_forever(ark_pkt_gen_t handle);
+uint32_t ark_pktgen_is_running(ark_pkt_gen_t handle);
+uint32_t ark_pktgen_tx_done(ark_pkt_gen_t handle);
+void ark_pktgen_reset(ark_pkt_gen_t handle);
+void ark_pktgen_wait_done(ark_pkt_gen_t handle);
+uint32_t ark_pktgen_get_pkts_sent(ark_pkt_gen_t handle);
+void ark_pktgen_set_payload_byte(ark_pkt_gen_t handle, uint32_t b);
+void ark_pktgen_set_pkt_spacing(ark_pkt_gen_t handle, uint32_t x);
+void ark_pktgen_set_pkt_size_min(ark_pkt_gen_t handle, uint32_t x);
+void ark_pktgen_set_pkt_size_max(ark_pkt_gen_t handle, uint32_t x);
+void ark_pktgen_set_pkt_size_incr(ark_pkt_gen_t handle, uint32_t x);
+void ark_pktgen_set_num_pkts(ark_pkt_gen_t handle, uint32_t x);
+void ark_pktgen_set_src_mac_addr(ark_pkt_gen_t handle, uint64_t mac_addr);
+void ark_pktgen_set_dst_mac_addr(ark_pkt_gen_t handle, uint64_t mac_addr);
+void ark_pktgen_set_eth_type(ark_pkt_gen_t handle, uint32_t x);
+void ark_pktgen_set_hdr_dW(ark_pkt_gen_t handle, uint32_t *hdr);
+void ark_pktgen_set_start_offset(ark_pkt_gen_t handle, uint32_t x);
+void ark_pktgen_parse(char *argv);
+void ark_pktgen_setup(ark_pkt_gen_t handle);
+
+#endif