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 #define VIRTIO_BLK_F_BARRIER 0 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_SCSI 7 33 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 34 #define VIRTIO_BLK_F_WCE 9 35 #define VIRTIO_BLK_F_TOPOLOGY 10 36 #define VIRTIO_BLK_F_CONFIG_WCE 11 37 #define VIRTIO_BLK_F_FLUSH VIRTIO_BLK_F_WCE 38 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 39 #define VIRTIO_BLK_ID_BYTES 20 40 struct virtio_blk_config { 41 __u64 capacity; 42 __u32 size_max; 43 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 44 __u32 seg_max; 45 struct virtio_blk_geometry { 46 __u16 cylinders; 47 __u8 heads; 48 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 49 __u8 sectors; 50 } geometry; 51 __u32 blk_size; 52 __u8 physical_block_exp; 53 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 54 __u8 alignment_offset; 55 __u16 min_io_size; 56 __u32 opt_io_size; 57 __u8 wce; 58 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 59 } __attribute__((packed)); 60 #define VIRTIO_BLK_T_IN 0 61 #define VIRTIO_BLK_T_OUT 1 62 #define VIRTIO_BLK_T_SCSI_CMD 2 63 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 64 #define VIRTIO_BLK_T_FLUSH 4 65 #define VIRTIO_BLK_T_GET_ID 8 66 #define VIRTIO_BLK_T_BARRIER 0x80000000 67 struct virtio_blk_outhdr { 68 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 69 __u32 type; 70 __u32 ioprio; 71 __u64 sector; 72 }; 73 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 74 struct virtio_scsi_inhdr { 75 __u32 errors; 76 __u32 data_len; 77 __u32 sense_len; 78 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 79 __u32 residual; 80 }; 81 #define VIRTIO_BLK_S_OK 0 82 #define VIRTIO_BLK_S_IOERR 1 83 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 84 #define VIRTIO_BLK_S_UNSUPP 2 85 #endif 86