diff options
Diffstat (limited to 'include/standard-headers/linux/virtio_pci.h')
| -rw-r--r-- | include/standard-headers/linux/virtio_pci.h | 146 |
1 files changed, 146 insertions, 0 deletions
diff --git a/include/standard-headers/linux/virtio_pci.h b/include/standard-headers/linux/virtio_pci.h index 4010216..09e964e 100644 --- a/include/standard-headers/linux/virtio_pci.h +++ b/include/standard-headers/linux/virtio_pci.h @@ -40,6 +40,7 @@ #define _LINUX_VIRTIO_PCI_H #include "standard-headers/linux/types.h" +#include "standard-headers/linux/kernel.h" #ifndef VIRTIO_PCI_NO_LEGACY @@ -115,6 +116,8 @@ #define VIRTIO_PCI_CAP_PCI_CFG 5 /* Additional shared memory capability */ #define VIRTIO_PCI_CAP_SHARED_MEMORY_CFG 8 +/* PCI vendor data configuration */ +#define VIRTIO_PCI_CAP_VENDOR_CFG 9 /* This is the PCI capability header: */ struct virtio_pci_cap { @@ -129,6 +132,18 @@ struct virtio_pci_cap { uint32_t length; /* Length of the structure, in bytes. */ }; +/* This is the PCI vendor data capability header: */ +struct virtio_pci_vndr_data { + uint8_t cap_vndr; /* Generic PCI field: PCI_CAP_ID_VNDR */ + uint8_t cap_next; /* Generic PCI field: next ptr. */ + uint8_t cap_len; /* Generic PCI field: capability length */ + uint8_t cfg_type; /* Identifies the structure. */ + uint16_t vendor_id; /* Identifies the vendor-specific format. */ + /* For Vendor Definition */ + /* Pads structure to a multiple of 4 bytes */ + /* Reads must not have side effects */ +}; + struct virtio_pci_cap64 { struct virtio_pci_cap cap; uint32_t offset_hi; /* Most sig 32 bits of offset */ @@ -231,6 +246,7 @@ struct virtio_pci_cfg_cap { #define VIRTIO_ADMIN_CMD_LIST_USE 0x1 /* Admin command group type. */ +#define VIRTIO_ADMIN_GROUP_TYPE_SELF 0x0 #define VIRTIO_ADMIN_GROUP_TYPE_SRIOV 0x1 /* Transitional device admin command. */ @@ -240,6 +256,17 @@ struct virtio_pci_cfg_cap { #define VIRTIO_ADMIN_CMD_LEGACY_DEV_CFG_READ 0x5 #define VIRTIO_ADMIN_CMD_LEGACY_NOTIFY_INFO 0x6 +/* Device parts access commands. */ +#define VIRTIO_ADMIN_CMD_CAP_ID_LIST_QUERY 0x7 +#define VIRTIO_ADMIN_CMD_DEVICE_CAP_GET 0x8 +#define VIRTIO_ADMIN_CMD_DRIVER_CAP_SET 0x9 +#define VIRTIO_ADMIN_CMD_RESOURCE_OBJ_CREATE 0xa +#define VIRTIO_ADMIN_CMD_RESOURCE_OBJ_DESTROY 0xd +#define VIRTIO_ADMIN_CMD_DEV_PARTS_METADATA_GET 0xe +#define VIRTIO_ADMIN_CMD_DEV_PARTS_GET 0xf +#define VIRTIO_ADMIN_CMD_DEV_PARTS_SET 0x10 +#define VIRTIO_ADMIN_CMD_DEV_MODE_SET 0x11 + struct virtio_admin_cmd_hdr { uint16_t opcode; /* @@ -286,4 +313,123 @@ struct virtio_admin_cmd_notify_info_result { struct virtio_admin_cmd_notify_info_data entries[VIRTIO_ADMIN_CMD_MAX_NOTIFY_INFO]; }; +#define VIRTIO_DEV_PARTS_CAP 0x0000 + +struct virtio_dev_parts_cap { + uint8_t get_parts_resource_objects_limit; + uint8_t set_parts_resource_objects_limit; +}; + +#define MAX_CAP_ID __KERNEL_DIV_ROUND_UP(VIRTIO_DEV_PARTS_CAP + 1, 64) + +struct virtio_admin_cmd_query_cap_id_result { + uint64_t supported_caps[MAX_CAP_ID]; +}; + +struct virtio_admin_cmd_cap_get_data { + uint16_t id; + uint8_t reserved[6]; +}; + +struct virtio_admin_cmd_cap_set_data { + uint16_t id; + uint8_t reserved[6]; + uint8_t cap_specific_data[]; +}; + +struct virtio_admin_cmd_resource_obj_cmd_hdr { + uint16_t type; + uint8_t reserved[2]; + uint32_t id; /* Indicates unique resource object id per resource object type */ +}; + +struct virtio_admin_cmd_resource_obj_create_data { + struct virtio_admin_cmd_resource_obj_cmd_hdr hdr; + uint64_t flags; + uint8_t resource_obj_specific_data[]; +}; + +#define VIRTIO_RESOURCE_OBJ_DEV_PARTS 0 + +#define VIRTIO_RESOURCE_OBJ_DEV_PARTS_TYPE_GET 0 +#define VIRTIO_RESOURCE_OBJ_DEV_PARTS_TYPE_SET 1 + +struct virtio_resource_obj_dev_parts { + uint8_t type; + uint8_t reserved[7]; +}; + +#define VIRTIO_ADMIN_CMD_DEV_PARTS_METADATA_TYPE_SIZE 0 +#define VIRTIO_ADMIN_CMD_DEV_PARTS_METADATA_TYPE_COUNT 1 +#define VIRTIO_ADMIN_CMD_DEV_PARTS_METADATA_TYPE_LIST 2 + +struct virtio_admin_cmd_dev_parts_metadata_data { + struct virtio_admin_cmd_resource_obj_cmd_hdr hdr; + uint8_t type; + uint8_t reserved[7]; +}; + +#define VIRTIO_DEV_PART_F_OPTIONAL 0 + +struct virtio_dev_part_hdr { + uint16_t part_type; + uint8_t flags; + uint8_t reserved; + union { + struct { + uint32_t offset; + uint32_t reserved; + } pci_common_cfg; + struct { + uint16_t index; + uint8_t reserved[6]; + } vq_index; + } selector; + uint32_t length; +}; + +struct virtio_dev_part { + struct virtio_dev_part_hdr hdr; + uint8_t value[]; +}; + +struct virtio_admin_cmd_dev_parts_metadata_result { + union { + struct { + uint32_t size; + uint32_t reserved; + } parts_size; + struct { + uint32_t count; + uint32_t reserved; + } hdr_list_count; + struct { + uint32_t count; + uint32_t reserved; + struct virtio_dev_part_hdr hdrs[]; + } hdr_list; + }; +}; + +#define VIRTIO_ADMIN_CMD_DEV_PARTS_GET_TYPE_SELECTED 0 +#define VIRTIO_ADMIN_CMD_DEV_PARTS_GET_TYPE_ALL 1 + +struct virtio_admin_cmd_dev_parts_get_data { + struct virtio_admin_cmd_resource_obj_cmd_hdr hdr; + uint8_t type; + uint8_t reserved[7]; + struct virtio_dev_part_hdr hdr_list[]; +}; + +struct virtio_admin_cmd_dev_parts_set_data { + struct virtio_admin_cmd_resource_obj_cmd_hdr hdr; + struct virtio_dev_part parts[]; +}; + +#define VIRTIO_ADMIN_CMD_DEV_MODE_F_STOPPED 0 + +struct virtio_admin_cmd_dev_mode_set_data { + uint8_t flags; +}; + #endif |