1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef _LINUX_VIRTIO_PCI_H 20 #define _LINUX_VIRTIO_PCI_H 21 #include <linux/types.h> 22 #ifndef VIRTIO_PCI_NO_LEGACY 23 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 24 #define VIRTIO_PCI_HOST_FEATURES 0 25 #define VIRTIO_PCI_GUEST_FEATURES 4 26 #define VIRTIO_PCI_QUEUE_PFN 8 27 #define VIRTIO_PCI_QUEUE_NUM 12 28 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 29 #define VIRTIO_PCI_QUEUE_SEL 14 30 #define VIRTIO_PCI_QUEUE_NOTIFY 16 31 #define VIRTIO_PCI_STATUS 18 32 #define VIRTIO_PCI_ISR 19 33 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 34 #define VIRTIO_MSI_CONFIG_VECTOR 20 35 #define VIRTIO_MSI_QUEUE_VECTOR 22 36 #define VIRTIO_PCI_CONFIG_OFF(msix_enabled) ((msix_enabled) ? 24 : 20) 37 #define VIRTIO_PCI_CONFIG(dev) VIRTIO_PCI_CONFIG_OFF((dev)->msix_enabled) 38 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 39 #define VIRTIO_PCI_ABI_VERSION 0 40 #define VIRTIO_PCI_QUEUE_ADDR_SHIFT 12 41 #define VIRTIO_PCI_VRING_ALIGN 4096 42 #endif 43 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 44 #define VIRTIO_PCI_ISR_CONFIG 0x2 45 #define VIRTIO_MSI_NO_VECTOR 0xffff 46 #ifndef VIRTIO_PCI_NO_MODERN 47 #define VIRTIO_PCI_CAP_COMMON_CFG 1 48 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 49 #define VIRTIO_PCI_CAP_NOTIFY_CFG 2 50 #define VIRTIO_PCI_CAP_ISR_CFG 3 51 #define VIRTIO_PCI_CAP_DEVICE_CFG 4 52 #define VIRTIO_PCI_CAP_PCI_CFG 5 53 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 54 struct virtio_pci_cap { 55 __u8 cap_vndr; 56 __u8 cap_next; 57 __u8 cap_len; 58 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 59 __u8 cfg_type; 60 __u8 bar; 61 __u8 padding[3]; 62 __le32 offset; 63 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 64 __le32 length; 65 }; 66 struct virtio_pci_notify_cap { 67 struct virtio_pci_cap cap; 68 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 69 __le32 notify_off_multiplier; 70 }; 71 struct virtio_pci_common_cfg { 72 __le32 device_feature_select; 73 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 74 __le32 device_feature; 75 __le32 guest_feature_select; 76 __le32 guest_feature; 77 __le16 msix_config; 78 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 79 __le16 num_queues; 80 __u8 device_status; 81 __u8 config_generation; 82 __le16 queue_select; 83 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 84 __le16 queue_size; 85 __le16 queue_msix_vector; 86 __le16 queue_enable; 87 __le16 queue_notify_off; 88 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 89 __le32 queue_desc_lo; 90 __le32 queue_desc_hi; 91 __le32 queue_avail_lo; 92 __le32 queue_avail_hi; 93 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 94 __le32 queue_used_lo; 95 __le32 queue_used_hi; 96 }; 97 struct virtio_pci_cfg_cap { 98 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 99 struct virtio_pci_cap cap; 100 __u8 pci_cfg_data[4]; 101 }; 102 #define VIRTIO_PCI_CAP_VNDR 0 103 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 104 #define VIRTIO_PCI_CAP_NEXT 1 105 #define VIRTIO_PCI_CAP_LEN 2 106 #define VIRTIO_PCI_CAP_CFG_TYPE 3 107 #define VIRTIO_PCI_CAP_BAR 4 108 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 109 #define VIRTIO_PCI_CAP_OFFSET 8 110 #define VIRTIO_PCI_CAP_LENGTH 12 111 #define VIRTIO_PCI_NOTIFY_CAP_MULT 16 112 #define VIRTIO_PCI_COMMON_DFSELECT 0 113 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 114 #define VIRTIO_PCI_COMMON_DF 4 115 #define VIRTIO_PCI_COMMON_GFSELECT 8 116 #define VIRTIO_PCI_COMMON_GF 12 117 #define VIRTIO_PCI_COMMON_MSIX 16 118 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 119 #define VIRTIO_PCI_COMMON_NUMQ 18 120 #define VIRTIO_PCI_COMMON_STATUS 20 121 #define VIRTIO_PCI_COMMON_CFGGENERATION 21 122 #define VIRTIO_PCI_COMMON_Q_SELECT 22 123 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 124 #define VIRTIO_PCI_COMMON_Q_SIZE 24 125 #define VIRTIO_PCI_COMMON_Q_MSIX 26 126 #define VIRTIO_PCI_COMMON_Q_ENABLE 28 127 #define VIRTIO_PCI_COMMON_Q_NOFF 30 128 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 129 #define VIRTIO_PCI_COMMON_Q_DESCLO 32 130 #define VIRTIO_PCI_COMMON_Q_DESCHI 36 131 #define VIRTIO_PCI_COMMON_Q_AVAILLO 40 132 #define VIRTIO_PCI_COMMON_Q_AVAILHI 44 133 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 134 #define VIRTIO_PCI_COMMON_Q_USEDLO 48 135 #define VIRTIO_PCI_COMMON_Q_USEDHI 52 136 #endif 137 #endif 138 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 139