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_BLK_H 20 #define _LINUX_VIRTIO_BLK_H 21 #include <linux/types.h> 22 #include <linux/virtio_ids.h> 23 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 24 #include <linux/virtio_config.h> 25 #include <linux/virtio_types.h> 26 #define VIRTIO_BLK_F_SIZE_MAX 1 27 #define VIRTIO_BLK_F_SEG_MAX 2 28 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 29 #define VIRTIO_BLK_F_GEOMETRY 4 30 #define VIRTIO_BLK_F_RO 5 31 #define VIRTIO_BLK_F_BLK_SIZE 6 32 #define VIRTIO_BLK_F_TOPOLOGY 10 33 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 34 #define VIRTIO_BLK_F_MQ 12 35 #ifndef VIRTIO_BLK_NO_LEGACY 36 #define VIRTIO_BLK_F_BARRIER 0 37 #define VIRTIO_BLK_F_SCSI 7 38 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 39 #define VIRTIO_BLK_F_FLUSH 9 40 #define VIRTIO_BLK_F_CONFIG_WCE 11 41 #define VIRTIO_BLK_F_WCE VIRTIO_BLK_F_FLUSH 42 #endif 43 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 44 #define VIRTIO_BLK_ID_BYTES 20 45 struct virtio_blk_config { 46 __u64 capacity; 47 __u32 size_max; 48 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 49 __u32 seg_max; 50 struct virtio_blk_geometry { 51 __u16 cylinders; 52 __u8 heads; 53 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 54 __u8 sectors; 55 } geometry; 56 __u32 blk_size; 57 __u8 physical_block_exp; 58 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 59 __u8 alignment_offset; 60 __u16 min_io_size; 61 __u32 opt_io_size; 62 __u8 wce; 63 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 64 __u8 unused; 65 __u16 num_queues; 66 } __attribute__((packed)); 67 #define VIRTIO_BLK_T_IN 0 68 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 69 #define VIRTIO_BLK_T_OUT 1 70 #ifndef VIRTIO_BLK_NO_LEGACY 71 #define VIRTIO_BLK_T_SCSI_CMD 2 72 #endif 73 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 74 #define VIRTIO_BLK_T_FLUSH 4 75 #define VIRTIO_BLK_T_GET_ID 8 76 #ifndef VIRTIO_BLK_NO_LEGACY 77 #define VIRTIO_BLK_T_BARRIER 0x80000000 78 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 79 #endif 80 struct virtio_blk_outhdr { 81 __virtio32 type; 82 __virtio32 ioprio; 83 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 84 __virtio64 sector; 85 }; 86 #ifndef VIRTIO_BLK_NO_LEGACY 87 struct virtio_scsi_inhdr { 88 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 89 __virtio32 errors; 90 __virtio32 data_len; 91 __virtio32 sense_len; 92 __virtio32 residual; 93 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 94 }; 95 #endif 96 #define VIRTIO_BLK_S_OK 0 97 #define VIRTIO_BLK_S_IOERR 1 98 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 99 #define VIRTIO_BLK_S_UNSUPP 2 100 #endif 101
