1 files changed, 115 insertions, 0 deletions
diff --git a/src/seastar/dpdk/drivers/net/virtio/virtio_ethdev.h b/src/seastar/dpdk/drivers/net/virtio/virtio_ethdev.h
new file mode 100644
index 000000000..45e96f32b
--- /dev/null
+++ b/src/seastar/dpdk/drivers/net/virtio/virtio_ethdev.h
@@ -0,0 +1,115 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2010-2015 Intel Corporation
+ */
+
+#ifndef _VIRTIO_ETHDEV_H_
+#define _VIRTIO_ETHDEV_H_
+
+#include <stdint.h>
+
+#include "virtio_pci.h"
+
+#ifndef PAGE_SIZE
+#define PAGE_SIZE 4096
+#endif
+
+#define VIRTIO_MAX_RX_QUEUES 128U
+#define VIRTIO_MAX_TX_QUEUES 128U
+#define VIRTIO_MAX_MAC_ADDRS 64
+#define VIRTIO_MIN_RX_BUFSIZE 64
+#define VIRTIO_MAX_RX_PKTLEN  9728U
+
+/* Features desired/implemented by this driver. */
+#define VIRTIO_PMD_DEFAULT_GUEST_FEATURES	\
+	(1u << VIRTIO_NET_F_MAC		  |	\
+	 1u << VIRTIO_NET_F_STATUS	  |	\
+	 1u << VIRTIO_NET_F_MQ		  |	\
+	 1u << VIRTIO_NET_F_CTRL_MAC_ADDR |	\
+	 1u << VIRTIO_NET_F_CTRL_VQ	  |	\
+	 1u << VIRTIO_NET_F_CTRL_RX	  |	\
+	 1u << VIRTIO_NET_F_CTRL_VLAN	  |	\
+	 1u << VIRTIO_NET_F_MRG_RXBUF	  |	\
+	 1u << VIRTIO_NET_F_MTU	| \
+	 1ULL << VIRTIO_NET_F_GUEST_ANNOUNCE |	\
+	 1u << VIRTIO_RING_F_INDIRECT_DESC |    \
+	 1ULL << VIRTIO_F_VERSION_1       |	\
+	 1ULL << VIRTIO_F_IN_ORDER        |	\
+	 1ULL << VIRTIO_F_RING_PACKED	  |	\
+	 1ULL << VIRTIO_F_IOMMU_PLATFORM  |	\
+	 1ULL << VIRTIO_F_ORDER_PLATFORM)
+
+#define VIRTIO_PMD_SUPPORTED_GUEST_FEATURES	\
+	(VIRTIO_PMD_DEFAULT_GUEST_FEATURES |	\
+	 1u << VIRTIO_NET_F_GUEST_CSUM	   |	\
+	 1u << VIRTIO_NET_F_GUEST_TSO4     |	\
+	 1u << VIRTIO_NET_F_GUEST_TSO6     |	\
+	 1u << VIRTIO_NET_F_CSUM           |	\
+	 1u << VIRTIO_NET_F_HOST_TSO4      |	\
+	 1u << VIRTIO_NET_F_HOST_TSO6)
+
+extern const struct eth_dev_ops virtio_user_secondary_eth_dev_ops;
+
+/*
+ * CQ function prototype
+ */
+void virtio_dev_cq_start(struct rte_eth_dev *dev);
+
+/*
+ * RX/TX function prototypes
+ */
+
+int virtio_dev_rx_queue_done(void *rxq, uint16_t offset);
+
+int  virtio_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 virtio_dev_rx_queue_setup_finish(struct rte_eth_dev *dev,
+				uint16_t rx_queue_id);
+
+int  virtio_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 virtio_dev_tx_queue_setup_finish(struct rte_eth_dev *dev,
+				uint16_t tx_queue_id);
+
+uint16_t virtio_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
+		uint16_t nb_pkts);
+uint16_t virtio_recv_pkts_packed(void *rx_queue, struct rte_mbuf **rx_pkts,
+		uint16_t nb_pkts);
+
+uint16_t virtio_recv_mergeable_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
+		uint16_t nb_pkts);
+
+uint16_t virtio_recv_mergeable_pkts_packed(void *rx_queue,
+		struct rte_mbuf **rx_pkts, uint16_t nb_pkts);
+
+uint16_t virtio_recv_pkts_inorder(void *rx_queue,
+		struct rte_mbuf **rx_pkts, uint16_t nb_pkts);
+
+uint16_t virtio_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
+		uint16_t nb_pkts);
+uint16_t virtio_xmit_pkts_packed(void *tx_queue, struct rte_mbuf **tx_pkts,
+		uint16_t nb_pkts);
+
+uint16_t virtio_xmit_pkts_inorder(void *tx_queue, struct rte_mbuf **tx_pkts,
+		uint16_t nb_pkts);
+
+uint16_t virtio_recv_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
+		uint16_t nb_pkts);
+
+uint16_t virtio_xmit_pkts_simple(void *tx_queue, struct rte_mbuf **tx_pkts,
+		uint16_t nb_pkts);
+
+int eth_virtio_dev_init(struct rte_eth_dev *eth_dev);
+
+void virtio_interrupt_handler(void *param);
+
+int virtio_dev_pause(struct rte_eth_dev *dev);
+void virtio_dev_resume(struct rte_eth_dev *dev);
+int virtio_inject_pkts(struct rte_eth_dev *dev, struct rte_mbuf **tx_pkts,
+		int nb_pkts);
+
+#endif /* _VIRTIO_ETHDEV_H_ */