09452c07ed
Move vmxnet3 PMD to drivers/net directory. As part of the move, rename the "vmxnet3" subdirectory, containing the original FreeBSD drivers, from "vmxnet3" to the more standard name "base", to indicate it contains the base drivers used for the implementation. Signed-off-by: Bruce Richardson <bruce.richardson@intel.com> Acked-by: John McNamara <john.mcnamara@intel.com> Acked-by: Thomas Monjalon <thomas.monjalon@6wind.com>
184 lines
6.0 KiB
C
184 lines
6.0 KiB
C
/*-
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* BSD LICENSE
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*
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* Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
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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 Intel Corporation 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 _VMXNET3_ETHDEV_H_
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#define _VMXNET3_ETHDEV_H_
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#ifdef RTE_LIBRTE_VMXNET3_DEBUG_DRIVER
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#define VMXNET3_ASSERT(x) do { \
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if (!(x)) rte_panic("VMXNET3: x"); \
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} while(0)
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#endif
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#define VMXNET3_MAX_MAC_ADDRS 1
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/* UPT feature to negotiate */
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#define VMXNET3_F_RXCSUM 0x0001
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#define VMXNET3_F_RSS 0x0002
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#define VMXNET3_F_RXVLAN 0x0004
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#define VMXNET3_F_LRO 0x0008
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/* Hash Types supported by device */
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#define VMXNET3_RSS_HASH_TYPE_NONE 0x0
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#define VMXNET3_RSS_HASH_TYPE_IPV4 0x01
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#define VMXNET3_RSS_HASH_TYPE_TCP_IPV4 0x02
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#define VMXNET3_RSS_HASH_TYPE_IPV6 0x04
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#define VMXNET3_RSS_HASH_TYPE_TCP_IPV6 0x08
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#define VMXNET3_RSS_HASH_FUNC_NONE 0x0
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#define VMXNET3_RSS_HASH_FUNC_TOEPLITZ 0x01
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#define VMXNET3_RSS_MAX_KEY_SIZE 40
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#define VMXNET3_RSS_MAX_IND_TABLE_SIZE 128
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#define VMXNET3_RSS_OFFLOAD_ALL ( \
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ETH_RSS_IPV4 | \
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ETH_RSS_NONFRAG_IPV4_TCP | \
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ETH_RSS_IPV6 | \
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ETH_RSS_NONFRAG_IPV6_TCP)
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/* RSS configuration structure - shared with device through GPA */
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typedef
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struct VMXNET3_RSSConf {
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uint16_t hashType;
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uint16_t hashFunc;
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uint16_t hashKeySize;
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uint16_t indTableSize;
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uint8_t hashKey[VMXNET3_RSS_MAX_KEY_SIZE];
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/*
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* indTable is only element that can be changed without
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* device quiesce-reset-update-activation cycle
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*/
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uint8_t indTable[VMXNET3_RSS_MAX_IND_TABLE_SIZE];
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} VMXNET3_RSSConf;
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typedef
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struct vmxnet3_mf_table {
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void *mfTableBase; /* Multicast addresses list */
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uint64_t mfTablePA; /* Physical address of the list */
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uint16_t num_addrs; /* number of multicast addrs */
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} vmxnet3_mf_table_t;
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struct vmxnet3_hw {
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uint8_t *hw_addr0; /* BAR0: PT-Passthrough Regs */
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uint8_t *hw_addr1; /* BAR1: VD-Virtual Device Regs */
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/* BAR2: MSI-X Regs */
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/* BAR3: Port IO */
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void *back;
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uint16_t device_id;
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uint16_t vendor_id;
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uint16_t subsystem_device_id;
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uint16_t subsystem_vendor_id;
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bool adapter_stopped;
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uint8_t perm_addr[ETHER_ADDR_LEN];
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uint8_t num_tx_queues;
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uint8_t num_rx_queues;
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uint8_t bufs_per_pkt;
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uint16_t cur_mtu;
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Vmxnet3_TxQueueDesc *tqd_start; /* start address of all tx queue desc */
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Vmxnet3_RxQueueDesc *rqd_start; /* start address of all rx queue desc */
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Vmxnet3_DriverShared *shared;
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uint64_t sharedPA;
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uint64_t queueDescPA;
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uint16_t queue_desc_len;
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VMXNET3_RSSConf *rss_conf;
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uint64_t rss_confPA;
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vmxnet3_mf_table_t *mf_table;
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};
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#define VMXNET3_GET_ADDR_LO(reg) ((uint32_t)(reg))
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#define VMXNET3_GET_ADDR_HI(reg) ((uint32_t)(((uint64_t)(reg)) >> 32))
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/* Config space read/writes */
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#define VMXNET3_PCI_REG(reg) (*((volatile uint32_t *)(reg)))
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static inline uint32_t vmxnet3_read_addr(volatile void *addr)
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{
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return VMXNET3_PCI_REG(addr);
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}
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#define VMXNET3_PCI_REG_WRITE(reg, value) do { \
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VMXNET3_PCI_REG((reg)) = (value); \
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} while(0)
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#define VMXNET3_PCI_BAR0_REG_ADDR(hw, reg) \
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((volatile uint32_t *)((char *)(hw)->hw_addr0 + (reg)))
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#define VMXNET3_READ_BAR0_REG(hw, reg) \
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vmxnet3_read_addr(VMXNET3_PCI_BAR0_REG_ADDR((hw), (reg)))
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#define VMXNET3_WRITE_BAR0_REG(hw, reg, value) \
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VMXNET3_PCI_REG_WRITE(VMXNET3_PCI_BAR0_REG_ADDR((hw), (reg)), (value))
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#define VMXNET3_PCI_BAR1_REG_ADDR(hw, reg) \
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((volatile uint32_t *)((char *)(hw)->hw_addr1 + (reg)))
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#define VMXNET3_READ_BAR1_REG(hw, reg) \
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vmxnet3_read_addr(VMXNET3_PCI_BAR1_REG_ADDR((hw), (reg)))
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#define VMXNET3_WRITE_BAR1_REG(hw, reg, value) \
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VMXNET3_PCI_REG_WRITE(VMXNET3_PCI_BAR1_REG_ADDR((hw), (reg)), (value))
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/*
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* RX/TX function prototypes
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*/
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void vmxnet3_dev_clear_queues(struct rte_eth_dev *dev);
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void vmxnet3_dev_rx_queue_release(void *rxq);
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void vmxnet3_dev_tx_queue_release(void *txq);
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int vmxnet3_dev_rx_queue_setup(struct rte_eth_dev *dev, uint16_t rx_queue_id,
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uint16_t nb_rx_desc, unsigned int socket_id,
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const struct rte_eth_rxconf *rx_conf,
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struct rte_mempool *mb_pool);
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int vmxnet3_dev_tx_queue_setup(struct rte_eth_dev *dev, uint16_t tx_queue_id,
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uint16_t nb_tx_desc, unsigned int socket_id,
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const struct rte_eth_txconf *tx_conf);
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int vmxnet3_dev_rxtx_init(struct rte_eth_dev *dev);
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int vmxnet3_rss_configure(struct rte_eth_dev *dev);
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int vmxnet3_vlan_configure(struct rte_eth_dev *dev);
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uint16_t vmxnet3_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
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uint16_t nb_pkts);
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uint16_t vmxnet3_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
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uint16_t nb_pkts);
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#endif /* _VMXNET3_ETHDEV_H_ */
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