cxlflash_ioctl.h revision 525ce914edf136d2bd02ac8c404d56c52e737f4d
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 _CXLFLASH_IOCTL_H 20#define _CXLFLASH_IOCTL_H 21#include <linux/types.h> 22#define DK_CXLFLASH_VERSION_0 0 23struct dk_cxlflash_hdr { 24 __u16 version; 25 __u16 rsvd[3]; 26 __u64 flags; 27 __u64 return_flags; 28}; 29#define DK_CXLFLASH_ALL_PORTS_ACTIVE 0x0000000000000001ULL 30#define DK_CXLFLASH_APP_CLOSE_ADAP_FD 0x0000000000000002ULL 31#define DK_CXLFLASH_CONTEXT_SQ_CMD_MODE 0x0000000000000004ULL 32#define DK_CXLFLASH_ATTACH_REUSE_CONTEXT 0x8000000000000000ULL 33struct dk_cxlflash_attach { 34 struct dk_cxlflash_hdr hdr; 35 __u64 num_interrupts; 36 __u64 context_id; 37 __u64 mmio_size; 38 __u64 block_size; 39 __u64 adap_fd; 40 __u64 last_lba; 41 __u64 max_xfer; 42 __u64 reserved[8]; 43}; 44struct dk_cxlflash_detach { 45 struct dk_cxlflash_hdr hdr; 46 __u64 context_id; 47 __u64 reserved[8]; 48}; 49struct dk_cxlflash_udirect { 50 struct dk_cxlflash_hdr hdr; 51 __u64 context_id; 52 __u64 rsrc_handle; 53 __u64 last_lba; 54 __u64 reserved[8]; 55}; 56#define DK_CXLFLASH_UVIRTUAL_NEED_WRITE_SAME 0x8000000000000000ULL 57struct dk_cxlflash_uvirtual { 58 struct dk_cxlflash_hdr hdr; 59 __u64 context_id; 60 __u64 lun_size; 61 __u64 rsrc_handle; 62 __u64 last_lba; 63 __u64 reserved[8]; 64}; 65struct dk_cxlflash_release { 66 struct dk_cxlflash_hdr hdr; 67 __u64 context_id; 68 __u64 rsrc_handle; 69 __u64 reserved[8]; 70}; 71struct dk_cxlflash_resize { 72 struct dk_cxlflash_hdr hdr; 73 __u64 context_id; 74 __u64 rsrc_handle; 75 __u64 req_size; 76 __u64 last_lba; 77 __u64 reserved[8]; 78}; 79struct dk_cxlflash_clone { 80 struct dk_cxlflash_hdr hdr; 81 __u64 context_id_src; 82 __u64 context_id_dst; 83 __u64 adap_fd_src; 84 __u64 reserved[8]; 85}; 86#define DK_CXLFLASH_VERIFY_SENSE_LEN 18 87#define DK_CXLFLASH_VERIFY_HINT_SENSE 0x8000000000000000ULL 88struct dk_cxlflash_verify { 89 struct dk_cxlflash_hdr hdr; 90 __u64 context_id; 91 __u64 rsrc_handle; 92 __u64 hint; 93 __u64 last_lba; 94 __u8 sense_data[DK_CXLFLASH_VERIFY_SENSE_LEN]; 95 __u8 pad[6]; 96 __u64 reserved[8]; 97}; 98#define DK_CXLFLASH_RECOVER_AFU_CONTEXT_RESET 0x8000000000000000ULL 99struct dk_cxlflash_recover_afu { 100 struct dk_cxlflash_hdr hdr; 101 __u64 reason; 102 __u64 context_id; 103 __u64 mmio_size; 104 __u64 adap_fd; 105 __u64 reserved[8]; 106}; 107#define DK_CXLFLASH_MANAGE_LUN_WWID_LEN 16 108#define DK_CXLFLASH_MANAGE_LUN_ENABLE_SUPERPIPE 0x8000000000000000ULL 109#define DK_CXLFLASH_MANAGE_LUN_DISABLE_SUPERPIPE 0x4000000000000000ULL 110#define DK_CXLFLASH_MANAGE_LUN_ALL_PORTS_ACCESSIBLE 0x2000000000000000ULL 111struct dk_cxlflash_manage_lun { 112 struct dk_cxlflash_hdr hdr; 113 __u8 wwid[DK_CXLFLASH_MANAGE_LUN_WWID_LEN]; 114 __u64 reserved[8]; 115}; 116union cxlflash_ioctls { 117 struct dk_cxlflash_attach attach; 118 struct dk_cxlflash_detach detach; 119 struct dk_cxlflash_udirect udirect; 120 struct dk_cxlflash_uvirtual uvirtual; 121 struct dk_cxlflash_release release; 122 struct dk_cxlflash_resize resize; 123 struct dk_cxlflash_clone clone; 124 struct dk_cxlflash_verify verify; 125 struct dk_cxlflash_recover_afu recover_afu; 126 struct dk_cxlflash_manage_lun manage_lun; 127}; 128#define MAX_CXLFLASH_IOCTL_SZ (sizeof(union cxlflash_ioctls)) 129#define CXL_MAGIC 0xCA 130#define CXL_IOWR(_n,_s) _IOWR(CXL_MAGIC, _n, struct _s) 131#define DK_CXLFLASH_ATTACH CXL_IOWR(0x80, dk_cxlflash_attach) 132#define DK_CXLFLASH_USER_DIRECT CXL_IOWR(0x81, dk_cxlflash_udirect) 133#define DK_CXLFLASH_RELEASE CXL_IOWR(0x82, dk_cxlflash_release) 134#define DK_CXLFLASH_DETACH CXL_IOWR(0x83, dk_cxlflash_detach) 135#define DK_CXLFLASH_VERIFY CXL_IOWR(0x84, dk_cxlflash_verify) 136#define DK_CXLFLASH_RECOVER_AFU CXL_IOWR(0x85, dk_cxlflash_recover_afu) 137#define DK_CXLFLASH_MANAGE_LUN CXL_IOWR(0x86, dk_cxlflash_manage_lun) 138#define DK_CXLFLASH_USER_VIRTUAL CXL_IOWR(0x87, dk_cxlflash_uvirtual) 139#define DK_CXLFLASH_VLUN_RESIZE CXL_IOWR(0x88, dk_cxlflash_resize) 140#define DK_CXLFLASH_VLUN_CLONE CXL_IOWR(0x89, dk_cxlflash_clone) 141#endif 142