X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fvirtio%2Fvirtio_pci.h;h=11e25a0142fed909861176ad08969e595d9a87ab;hb=6ceb7ab83f168fa6b8e90e4bd5a1392de1a48c70;hp=d339994cabcf326aa8d8230d5acc8ff3e1ad6718;hpb=7990d039dc58c18308e0bd4d801a22f36f44af90;p=dpdk.git diff --git a/drivers/net/virtio/virtio_pci.h b/drivers/net/virtio/virtio_pci.h index d339994cab..11e25a0142 100644 --- a/drivers/net/virtio/virtio_pci.h +++ b/drivers/net/virtio/virtio_pci.h @@ -42,32 +42,6 @@ struct virtnet_ctl; #define VIRTIO_MSI_QUEUE_VECTOR 22 /* vector for selected VQ notifications (16, RW) */ -/* The bit of the ISR which indicates a device has an interrupt. */ -#define VIRTIO_PCI_ISR_INTR 0x1 -/* The bit of the ISR which indicates a device configuration change. */ -#define VIRTIO_PCI_ISR_CONFIG 0x2 -/* Vector value used to disable MSI for queue. */ -#define VIRTIO_MSI_NO_VECTOR 0xFFFF - -/* VirtIO device IDs. */ -#define VIRTIO_ID_NETWORK 0x01 -#define VIRTIO_ID_BLOCK 0x02 -#define VIRTIO_ID_CONSOLE 0x03 -#define VIRTIO_ID_ENTROPY 0x04 -#define VIRTIO_ID_BALLOON 0x05 -#define VIRTIO_ID_IOMEMORY 0x06 -#define VIRTIO_ID_9P 0x09 - -/* Status byte for guest to report progress. */ -#define VIRTIO_CONFIG_STATUS_RESET 0x00 -#define VIRTIO_CONFIG_STATUS_ACK 0x01 -#define VIRTIO_CONFIG_STATUS_DRIVER 0x02 -#define VIRTIO_CONFIG_STATUS_DRIVER_OK 0x04 -#define VIRTIO_CONFIG_STATUS_FEATURES_OK 0x08 -#define VIRTIO_CONFIG_STATUS_DEV_NEED_RESET 0x40 -#define VIRTIO_CONFIG_STATUS_FAILED 0x80 - - /* Common configuration */ #define VIRTIO_PCI_CAP_COMMON_CFG 1 /* Notifications */ @@ -122,11 +96,17 @@ struct virtio_pci_common_cfg { uint32_t queue_used_hi; /* read-write */ }; +enum virtio_msix_status { + VIRTIO_MSIX_NONE = 0, + VIRTIO_MSIX_DISABLED = 1, + VIRTIO_MSIX_ENABLED = 2 +}; + struct virtio_pci_dev { struct virtio_hw hw; - struct rte_pci_device *pci_dev; struct virtio_pci_common_cfg *common_cfg; struct virtio_net_config *dev_cfg; + enum virtio_msix_status msix_status; uint8_t *isr; uint16_t *notify_base; uint32_t notify_off_multiplier; @@ -135,31 +115,16 @@ struct virtio_pci_dev { #define virtio_pci_get_dev(hwp) container_of(hwp, struct virtio_pci_dev, hw) -/* - * This structure is just a reference to read - * net device specific config space; it just a chodu structure - * - */ -struct virtio_net_config { - /* The config defining mac address (if VIRTIO_NET_F_MAC) */ - uint8_t mac[RTE_ETHER_ADDR_LEN]; - /* See VIRTIO_NET_F_STATUS and VIRTIO_NET_S_* above */ - uint16_t status; - uint16_t max_virtqueue_pairs; - uint16_t mtu; - /* - * speed, in units of 1Mb. All values 0 to INT_MAX are legal. - * Any other value stands for unknown. - */ - uint32_t speed; - /* - * 0x00 - half duplex - * 0x01 - full duplex - * Any other value stands for unknown. - */ - uint8_t duplex; - -} __rte_packed; +struct virtio_pci_internal { + struct rte_pci_ioport io; + struct rte_pci_device *dev; +}; + +extern struct virtio_pci_internal virtio_pci_internal[RTE_MAX_ETHPORTS]; + +#define VTPCI_IO(hw) (&virtio_pci_internal[(hw)->port_id].io) +#define VTPCI_DEV(hw) (virtio_pci_internal[(hw)->port_id].dev) + /* * How many bits to shift physical queue address written to QUEUE_PFN. @@ -167,33 +132,10 @@ struct virtio_net_config { */ #define VIRTIO_PCI_QUEUE_ADDR_SHIFT 12 -/* The alignment to use between consumer and producer parts of vring. */ -#define VIRTIO_PCI_VRING_ALIGN 4096 - -enum virtio_msix_status { - VIRTIO_MSIX_NONE = 0, - VIRTIO_MSIX_DISABLED = 1, - VIRTIO_MSIX_ENABLED = 2 -}; - - /* * Function declaration from virtio_pci.c */ int vtpci_init(struct rte_pci_device *pci_dev, struct virtio_pci_dev *dev); -void vtpci_reset(struct virtio_hw *); - -void vtpci_reinit_complete(struct virtio_hw *); - -uint8_t vtpci_get_status(struct virtio_hw *); -void vtpci_set_status(struct virtio_hw *, uint8_t); - -void vtpci_write_dev_config(struct virtio_hw *, size_t, const void *, int); - -void vtpci_read_dev_config(struct virtio_hw *, size_t, void *, int); - -uint8_t vtpci_isr(struct virtio_hw *); - void vtpci_legacy_ioport_unmap(struct virtio_hw *hw); int vtpci_legacy_ioport_map(struct virtio_hw *hw);