| /* |
| * This file is auto-generated. Modifications will be lost. |
| * |
| * See https://android.googlesource.com/platform/bionic/+/master/libc/kernel/ |
| * for more information. |
| */ |
| #ifndef _LINUX_VIRTIO_PCI_H |
| #define _LINUX_VIRTIO_PCI_H |
| #include <linux/types.h> |
| #ifndef VIRTIO_PCI_NO_LEGACY |
| #define VIRTIO_PCI_HOST_FEATURES 0 |
| #define VIRTIO_PCI_GUEST_FEATURES 4 |
| #define VIRTIO_PCI_QUEUE_PFN 8 |
| #define VIRTIO_PCI_QUEUE_NUM 12 |
| #define VIRTIO_PCI_QUEUE_SEL 14 |
| #define VIRTIO_PCI_QUEUE_NOTIFY 16 |
| #define VIRTIO_PCI_STATUS 18 |
| #define VIRTIO_PCI_ISR 19 |
| #define VIRTIO_MSI_CONFIG_VECTOR 20 |
| #define VIRTIO_MSI_QUEUE_VECTOR 22 |
| #define VIRTIO_PCI_CONFIG_OFF(msix_enabled) ((msix_enabled) ? 24 : 20) |
| #define VIRTIO_PCI_CONFIG(dev) VIRTIO_PCI_CONFIG_OFF((dev)->msix_enabled) |
| #define VIRTIO_PCI_ABI_VERSION 0 |
| #define VIRTIO_PCI_QUEUE_ADDR_SHIFT 12 |
| #define VIRTIO_PCI_VRING_ALIGN 4096 |
| #endif |
| #define VIRTIO_PCI_ISR_CONFIG 0x2 |
| #define VIRTIO_MSI_NO_VECTOR 0xffff |
| #ifndef VIRTIO_PCI_NO_MODERN |
| #define VIRTIO_PCI_CAP_COMMON_CFG 1 |
| #define VIRTIO_PCI_CAP_NOTIFY_CFG 2 |
| #define VIRTIO_PCI_CAP_ISR_CFG 3 |
| #define VIRTIO_PCI_CAP_DEVICE_CFG 4 |
| #define VIRTIO_PCI_CAP_PCI_CFG 5 |
| #define VIRTIO_PCI_CAP_SHARED_MEMORY_CFG 8 |
| struct virtio_pci_cap { |
| __u8 cap_vndr; |
| __u8 cap_next; |
| __u8 cap_len; |
| __u8 cfg_type; |
| __u8 bar; |
| __u8 id; |
| __u8 padding[2]; |
| __le32 offset; |
| __le32 length; |
| }; |
| struct virtio_pci_cap64 { |
| struct virtio_pci_cap cap; |
| __le32 offset_hi; |
| __le32 length_hi; |
| }; |
| struct virtio_pci_notify_cap { |
| struct virtio_pci_cap cap; |
| __le32 notify_off_multiplier; |
| }; |
| struct virtio_pci_common_cfg { |
| __le32 device_feature_select; |
| __le32 device_feature; |
| __le32 guest_feature_select; |
| __le32 guest_feature; |
| __le16 msix_config; |
| __le16 num_queues; |
| __u8 device_status; |
| __u8 config_generation; |
| __le16 queue_select; |
| __le16 queue_size; |
| __le16 queue_msix_vector; |
| __le16 queue_enable; |
| __le16 queue_notify_off; |
| __le32 queue_desc_lo; |
| __le32 queue_desc_hi; |
| __le32 queue_avail_lo; |
| __le32 queue_avail_hi; |
| __le32 queue_used_lo; |
| __le32 queue_used_hi; |
| }; |
| struct virtio_pci_modern_common_cfg { |
| struct virtio_pci_common_cfg cfg; |
| __le16 queue_notify_data; |
| __le16 queue_reset; |
| __le16 admin_queue_index; |
| __le16 admin_queue_num; |
| }; |
| struct virtio_pci_cfg_cap { |
| struct virtio_pci_cap cap; |
| __u8 pci_cfg_data[4]; |
| }; |
| #define VIRTIO_PCI_CAP_VNDR 0 |
| #define VIRTIO_PCI_CAP_NEXT 1 |
| #define VIRTIO_PCI_CAP_LEN 2 |
| #define VIRTIO_PCI_CAP_CFG_TYPE 3 |
| #define VIRTIO_PCI_CAP_BAR 4 |
| #define VIRTIO_PCI_CAP_OFFSET 8 |
| #define VIRTIO_PCI_CAP_LENGTH 12 |
| #define VIRTIO_PCI_NOTIFY_CAP_MULT 16 |
| #define VIRTIO_PCI_COMMON_DFSELECT 0 |
| #define VIRTIO_PCI_COMMON_DF 4 |
| #define VIRTIO_PCI_COMMON_GFSELECT 8 |
| #define VIRTIO_PCI_COMMON_GF 12 |
| #define VIRTIO_PCI_COMMON_MSIX 16 |
| #define VIRTIO_PCI_COMMON_NUMQ 18 |
| #define VIRTIO_PCI_COMMON_STATUS 20 |
| #define VIRTIO_PCI_COMMON_CFGGENERATION 21 |
| #define VIRTIO_PCI_COMMON_Q_SELECT 22 |
| #define VIRTIO_PCI_COMMON_Q_SIZE 24 |
| #define VIRTIO_PCI_COMMON_Q_MSIX 26 |
| #define VIRTIO_PCI_COMMON_Q_ENABLE 28 |
| #define VIRTIO_PCI_COMMON_Q_NOFF 30 |
| #define VIRTIO_PCI_COMMON_Q_DESCLO 32 |
| #define VIRTIO_PCI_COMMON_Q_DESCHI 36 |
| #define VIRTIO_PCI_COMMON_Q_AVAILLO 40 |
| #define VIRTIO_PCI_COMMON_Q_AVAILHI 44 |
| #define VIRTIO_PCI_COMMON_Q_USEDLO 48 |
| #define VIRTIO_PCI_COMMON_Q_USEDHI 52 |
| #define VIRTIO_PCI_COMMON_Q_NDATA 56 |
| #define VIRTIO_PCI_COMMON_Q_RESET 58 |
| #define VIRTIO_PCI_COMMON_ADM_Q_IDX 60 |
| #define VIRTIO_PCI_COMMON_ADM_Q_NUM 62 |
| #endif |
| #define VIRTIO_ADMIN_STATUS_OK 0 |
| #define VIRTIO_ADMIN_CMD_LIST_QUERY 0x0 |
| #define VIRTIO_ADMIN_CMD_LIST_USE 0x1 |
| #define VIRTIO_ADMIN_GROUP_TYPE_SRIOV 0x1 |
| #define VIRTIO_ADMIN_CMD_LEGACY_COMMON_CFG_WRITE 0x2 |
| #define VIRTIO_ADMIN_CMD_LEGACY_COMMON_CFG_READ 0x3 |
| #define VIRTIO_ADMIN_CMD_LEGACY_DEV_CFG_WRITE 0x4 |
| #define VIRTIO_ADMIN_CMD_LEGACY_DEV_CFG_READ 0x5 |
| #define VIRTIO_ADMIN_CMD_LEGACY_NOTIFY_INFO 0x6 |
| struct __attribute__((__packed__)) virtio_admin_cmd_hdr { |
| __le16 opcode; |
| __le16 group_type; |
| __u8 reserved1[12]; |
| __le64 group_member_id; |
| }; |
| struct __attribute__((__packed__)) virtio_admin_cmd_status { |
| __le16 status; |
| __le16 status_qualifier; |
| __u8 reserved2[4]; |
| }; |
| struct __attribute__((__packed__)) virtio_admin_cmd_legacy_wr_data { |
| __u8 offset; |
| __u8 reserved[7]; |
| __u8 registers[]; |
| }; |
| struct __attribute__((__packed__)) virtio_admin_cmd_legacy_rd_data { |
| __u8 offset; |
| }; |
| #define VIRTIO_ADMIN_CMD_NOTIFY_INFO_FLAGS_END 0 |
| #define VIRTIO_ADMIN_CMD_NOTIFY_INFO_FLAGS_OWNER_DEV 0x1 |
| #define VIRTIO_ADMIN_CMD_NOTIFY_INFO_FLAGS_OWNER_MEM 0x2 |
| #define VIRTIO_ADMIN_CMD_MAX_NOTIFY_INFO 4 |
| struct __attribute__((__packed__)) virtio_admin_cmd_notify_info_data { |
| __u8 flags; |
| __u8 bar; |
| __u8 padding[6]; |
| __le64 offset; |
| }; |
| struct virtio_admin_cmd_notify_info_result { |
| struct virtio_admin_cmd_notify_info_data entries[VIRTIO_ADMIN_CMD_MAX_NOTIFY_INFO]; |
| }; |
| #endif |