diff options
Diffstat (limited to 'src/dpdk_lib18/librte_pmd_vmxnet3/vmxnet3_ethdev.h')
| -rwxr-xr-x | src/dpdk_lib18/librte_pmd_vmxnet3/vmxnet3_ethdev.h | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/src/dpdk_lib18/librte_pmd_vmxnet3/vmxnet3_ethdev.h b/src/dpdk_lib18/librte_pmd_vmxnet3/vmxnet3_ethdev.h new file mode 100755 index 00000000..0941cfc6 --- /dev/null +++ b/src/dpdk_lib18/librte_pmd_vmxnet3/vmxnet3_ethdev.h @@ -0,0 +1,177 @@ +/*- + * 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 _VMXNET3_ETHDEV_H_ +#define _VMXNET3_ETHDEV_H_ + +#ifdef RTE_LIBRTE_VMXNET3_DEBUG_DRIVER +#define VMXNET3_ASSERT(x) do { \ + if (!(x)) rte_panic("VMXNET3: x"); \ +} while(0) +#endif + +#define VMXNET3_MAX_MAC_ADDRS 1 + +/* UPT feature to negotiate */ +#define VMXNET3_F_RXCSUM 0x0001 +#define VMXNET3_F_RSS 0x0002 +#define VMXNET3_F_RXVLAN 0x0004 +#define VMXNET3_F_LRO 0x0008 + +/* Hash Types supported by device */ +#define VMXNET3_RSS_HASH_TYPE_NONE 0x0 +#define VMXNET3_RSS_HASH_TYPE_IPV4 0x01 +#define VMXNET3_RSS_HASH_TYPE_TCP_IPV4 0x02 +#define VMXNET3_RSS_HASH_TYPE_IPV6 0x04 +#define VMXNET3_RSS_HASH_TYPE_TCP_IPV6 0x08 + +#define VMXNET3_RSS_HASH_FUNC_NONE 0x0 +#define VMXNET3_RSS_HASH_FUNC_TOEPLITZ 0x01 + +#define VMXNET3_RSS_MAX_KEY_SIZE 40 +#define VMXNET3_RSS_MAX_IND_TABLE_SIZE 128 + +/* RSS configuration structure - shared with device through GPA */ +typedef +struct VMXNET3_RSSConf { + uint16_t hashType; + uint16_t hashFunc; + uint16_t hashKeySize; + uint16_t indTableSize; + uint8_t hashKey[VMXNET3_RSS_MAX_KEY_SIZE]; + /* + * indTable is only element that can be changed without + * device quiesce-reset-update-activation cycle + */ + uint8_t indTable[VMXNET3_RSS_MAX_IND_TABLE_SIZE]; +} VMXNET3_RSSConf; + +typedef +struct vmxnet3_mf_table { + void *mfTableBase; /* Multicast addresses list */ + uint64_t mfTablePA; /* Physical address of the list */ + uint16_t num_addrs; /* number of multicast addrs */ +} vmxnet3_mf_table_t; + +struct vmxnet3_hw { + + uint8_t *hw_addr0; /* BAR0: PT-Passthrough Regs */ + uint8_t *hw_addr1; /* BAR1: VD-Virtual Device Regs */ + /* BAR2: MSI-X Regs */ + /* BAR3: Port IO */ + void *back; + + uint16_t device_id; + uint16_t vendor_id; + uint16_t subsystem_device_id; + uint16_t subsystem_vendor_id; + bool adapter_stopped; + + uint8_t perm_addr[ETHER_ADDR_LEN]; + uint8_t num_tx_queues; + uint8_t num_rx_queues; + uint8_t bufs_per_pkt; + uint16_t cur_mtu; + + Vmxnet3_TxQueueDesc *tqd_start; /* start address of all tx queue desc */ + Vmxnet3_RxQueueDesc *rqd_start; /* start address of all rx queue desc */ + + Vmxnet3_DriverShared *shared; + uint64_t sharedPA; + + uint64_t queueDescPA; + uint16_t queue_desc_len; + + VMXNET3_RSSConf *rss_conf; + uint64_t rss_confPA; + vmxnet3_mf_table_t *mf_table; +}; + +#define VMXNET3_GET_ADDR_LO(reg) ((uint32_t)(reg)) +#define VMXNET3_GET_ADDR_HI(reg) ((uint32_t)(((uint64_t)(reg)) >> 32)) + +/* Config space read/writes */ + +#define VMXNET3_PCI_REG(reg) (*((volatile uint32_t *)(reg))) + +static inline uint32_t vmxnet3_read_addr(volatile void *addr) +{ + return VMXNET3_PCI_REG(addr); +} + +#define VMXNET3_PCI_REG_WRITE(reg, value) do { \ + VMXNET3_PCI_REG((reg)) = (value); \ +} while(0) + +#define VMXNET3_PCI_BAR0_REG_ADDR(hw, reg) \ + ((volatile uint32_t *)((char *)(hw)->hw_addr0 + (reg))) +#define VMXNET3_READ_BAR0_REG(hw, reg) \ + vmxnet3_read_addr(VMXNET3_PCI_BAR0_REG_ADDR((hw), (reg))) +#define VMXNET3_WRITE_BAR0_REG(hw, reg, value) \ + VMXNET3_PCI_REG_WRITE(VMXNET3_PCI_BAR0_REG_ADDR((hw), (reg)), (value)) + +#define VMXNET3_PCI_BAR1_REG_ADDR(hw, reg) \ + ((volatile uint32_t *)((char *)(hw)->hw_addr1 + (reg))) +#define VMXNET3_READ_BAR1_REG(hw, reg) \ + vmxnet3_read_addr(VMXNET3_PCI_BAR1_REG_ADDR((hw), (reg))) +#define VMXNET3_WRITE_BAR1_REG(hw, reg, value) \ + VMXNET3_PCI_REG_WRITE(VMXNET3_PCI_BAR1_REG_ADDR((hw), (reg)), (value)) + +/* + * RX/TX function prototypes + */ + +void vmxnet3_dev_clear_queues(struct rte_eth_dev *dev); + +void vmxnet3_dev_rx_queue_release(void *rxq); +void vmxnet3_dev_tx_queue_release(void *txq); + +int vmxnet3_dev_rx_queue_setup(struct rte_eth_dev *dev, uint16_t rx_queue_id, + uint16_t nb_rx_desc, unsigned int socket_id, + const struct rte_eth_rxconf *rx_conf, + struct rte_mempool *mb_pool); +int vmxnet3_dev_tx_queue_setup(struct rte_eth_dev *dev, uint16_t tx_queue_id, + uint16_t nb_tx_desc, unsigned int socket_id, + const struct rte_eth_txconf *tx_conf); + +int vmxnet3_dev_rxtx_init(struct rte_eth_dev *dev); + +int vmxnet3_rss_configure(struct rte_eth_dev *dev); +int vmxnet3_vlan_configure(struct rte_eth_dev *dev); + +uint16_t vmxnet3_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, + uint16_t nb_pkts); +uint16_t vmxnet3_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, + uint16_t nb_pkts); + +#endif /* _VMXNET3_ETHDEV_H_ */ |