+++ /dev/null
-/*-
- * This file is provided under a dual BSD/LGPLv2 license. When using or
- * redistributing this file, you may do so under either license.
- *
- * GNU LESSER GENERAL PUBLIC LICENSE
- *
- * Copyright(c) 2007-2014 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of version 2.1 of the GNU Lesser General Public License
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Contact Information:
- * Intel Corporation
- *
- *
- * BSD LICENSE
- *
- * Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
- * 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 Intel Corporation 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 _RTE_KNI_COMMON_H_
-#define _RTE_KNI_COMMON_H_
-
-#ifdef __KERNEL__
-#include <linux/if.h>
-#endif
-
-/**
- * KNI name is part of memzone name.
- */
-#define RTE_KNI_NAMESIZE 32
-
-/*
- * Request id.
- */
-enum rte_kni_req_id {
- RTE_KNI_REQ_UNKNOWN = 0,
- RTE_KNI_REQ_CHANGE_MTU,
- RTE_KNI_REQ_CFG_NETWORK_IF,
- RTE_KNI_REQ_MAX,
-};
-
-/*
- * Structure for KNI request.
- */
-struct rte_kni_request {
- uint32_t req_id; /**< Request id */
- union {
- uint32_t new_mtu; /**< New MTU */
- uint8_t if_up; /**< 1: interface up, 0: interface down */
- };
- int32_t result; /**< Result for processing request */
-} __attribute__((__packed__));
-
-/*
- * Fifo struct mapped in a shared memory. It describes a circular buffer FIFO
- * Write and read should wrap around. Fifo is empty when write == read
- * Writing should never overwrite the read position
- */
-struct rte_kni_fifo {
- volatile unsigned write; /**< Next position to be written*/
- volatile unsigned read; /**< Next position to be read */
- unsigned len; /**< Circular buffer length */
- unsigned elem_size; /**< Pointer size - for 32/64 bit OS */
- void * volatile buffer[0]; /**< The buffer contains mbuf pointers */
-};
-
-/*
- * The kernel image of the rte_mbuf struct, with only the relevant fields.
- * Padding is necessary to assure the offsets of these fields
- */
-struct rte_kni_mbuf {
- void *pool;
- void *buf_addr;
- char pad0[14];
- uint16_t ol_flags; /**< Offload features. */
- void *next;
- void *data; /**< Start address of data in segment buffer. */
- uint16_t data_len; /**< Amount of data in segment buffer. */
- char pad2[2];
- uint16_t pkt_len; /**< Total pkt len: sum of all segment data_len. */
-} __attribute__((__aligned__(64)));
-
-/*
- * Struct used to create a KNI device. Passed to the kernel in IOCTL call
- */
-
-struct rte_kni_device_info {
- char name[RTE_KNI_NAMESIZE]; /**< Network device name for KNI */
-
- phys_addr_t tx_phys;
- phys_addr_t rx_phys;
- phys_addr_t alloc_phys;
- phys_addr_t free_phys;
-
- /* Used by Ethtool */
- phys_addr_t req_phys;
- phys_addr_t resp_phys;
- phys_addr_t sync_phys;
- void * sync_va;
-
- /* mbuf mempool */
- void * mbuf_va;
- phys_addr_t mbuf_phys;
-
- /* PCI info */
- uint16_t vendor_id; /**< Vendor ID or PCI_ANY_ID. */
- uint16_t device_id; /**< Device ID or PCI_ANY_ID. */
- uint8_t bus; /**< Device bus */
- uint8_t devid; /**< Device ID */
- uint8_t function; /**< Device function. */
-
- uint16_t group_id; /**< Group ID */
- uint32_t core_id; /**< core ID to bind for kernel thread */
-
- uint8_t force_bind : 1; /**< Flag for kernel thread binding */
-
- /* mbuf size */
- unsigned mbuf_size;
-};
-
-#define KNI_DEVICE "kni"
-
-#define RTE_KNI_IOCTL_TEST _IOWR(0, 1, int)
-#define RTE_KNI_IOCTL_CREATE _IOWR(0, 2, struct rte_kni_device_info)
-#define RTE_KNI_IOCTL_RELEASE _IOWR(0, 3, struct rte_kni_device_info)
-
-#endif /* _RTE_KNI_COMMON_H_ */
git.droids-corp.org / dpdk.git / commitdiff