1 /* 2 * This file is auto-generated. Modifications will be lost. 3 * 4 * See https://android.googlesource.com/platform/bionic/+/master/libc/kernel/ 5 * for more information. 6 */ 7 #ifndef _CXLFLASH_IOCTL_H 8 #define _CXLFLASH_IOCTL_H 9 #include <linux/types.h> 10 #define CXLFLASH_WWID_LEN 16 11 #define DK_CXLFLASH_VERSION_0 0 12 struct dk_cxlflash_hdr { 13 __u16 version; 14 __u16 rsvd[3]; 15 __u64 flags; 16 __u64 return_flags; 17 }; 18 #define DK_CXLFLASH_ALL_PORTS_ACTIVE 0x0000000000000001ULL 19 #define DK_CXLFLASH_APP_CLOSE_ADAP_FD 0x0000000000000002ULL 20 #define DK_CXLFLASH_CONTEXT_SQ_CMD_MODE 0x0000000000000004ULL 21 #define DK_CXLFLASH_ATTACH_REUSE_CONTEXT 0x8000000000000000ULL 22 struct dk_cxlflash_attach { 23 struct dk_cxlflash_hdr hdr; 24 __u64 num_interrupts; 25 __u64 context_id; 26 __u64 mmio_size; 27 __u64 block_size; 28 __u64 adap_fd; 29 __u64 last_lba; 30 __u64 max_xfer; 31 __u64 reserved[8]; 32 }; 33 struct dk_cxlflash_detach { 34 struct dk_cxlflash_hdr hdr; 35 __u64 context_id; 36 __u64 reserved[8]; 37 }; 38 struct dk_cxlflash_udirect { 39 struct dk_cxlflash_hdr hdr; 40 __u64 context_id; 41 __u64 rsrc_handle; 42 __u64 last_lba; 43 __u64 reserved[8]; 44 }; 45 #define DK_CXLFLASH_UVIRTUAL_NEED_WRITE_SAME 0x8000000000000000ULL 46 struct dk_cxlflash_uvirtual { 47 struct dk_cxlflash_hdr hdr; 48 __u64 context_id; 49 __u64 lun_size; 50 __u64 rsrc_handle; 51 __u64 last_lba; 52 __u64 reserved[8]; 53 }; 54 struct dk_cxlflash_release { 55 struct dk_cxlflash_hdr hdr; 56 __u64 context_id; 57 __u64 rsrc_handle; 58 __u64 reserved[8]; 59 }; 60 struct dk_cxlflash_resize { 61 struct dk_cxlflash_hdr hdr; 62 __u64 context_id; 63 __u64 rsrc_handle; 64 __u64 req_size; 65 __u64 last_lba; 66 __u64 reserved[8]; 67 }; 68 struct dk_cxlflash_clone { 69 struct dk_cxlflash_hdr hdr; 70 __u64 context_id_src; 71 __u64 context_id_dst; 72 __u64 adap_fd_src; 73 __u64 reserved[8]; 74 }; 75 #define DK_CXLFLASH_VERIFY_SENSE_LEN 18 76 #define DK_CXLFLASH_VERIFY_HINT_SENSE 0x8000000000000000ULL 77 struct dk_cxlflash_verify { 78 struct dk_cxlflash_hdr hdr; 79 __u64 context_id; 80 __u64 rsrc_handle; 81 __u64 hint; 82 __u64 last_lba; 83 __u8 sense_data[DK_CXLFLASH_VERIFY_SENSE_LEN]; 84 __u8 pad[6]; 85 __u64 reserved[8]; 86 }; 87 #define DK_CXLFLASH_RECOVER_AFU_CONTEXT_RESET 0x8000000000000000ULL 88 struct dk_cxlflash_recover_afu { 89 struct dk_cxlflash_hdr hdr; 90 __u64 reason; 91 __u64 context_id; 92 __u64 mmio_size; 93 __u64 adap_fd; 94 __u64 reserved[8]; 95 }; 96 #define DK_CXLFLASH_MANAGE_LUN_WWID_LEN CXLFLASH_WWID_LEN 97 #define DK_CXLFLASH_MANAGE_LUN_ENABLE_SUPERPIPE 0x8000000000000000ULL 98 #define DK_CXLFLASH_MANAGE_LUN_DISABLE_SUPERPIPE 0x4000000000000000ULL 99 #define DK_CXLFLASH_MANAGE_LUN_ALL_PORTS_ACCESSIBLE 0x2000000000000000ULL 100 struct dk_cxlflash_manage_lun { 101 struct dk_cxlflash_hdr hdr; 102 __u8 wwid[DK_CXLFLASH_MANAGE_LUN_WWID_LEN]; 103 __u64 reserved[8]; 104 }; 105 union cxlflash_ioctls { 106 struct dk_cxlflash_attach attach; 107 struct dk_cxlflash_detach detach; 108 struct dk_cxlflash_udirect udirect; 109 struct dk_cxlflash_uvirtual uvirtual; 110 struct dk_cxlflash_release release; 111 struct dk_cxlflash_resize resize; 112 struct dk_cxlflash_clone clone; 113 struct dk_cxlflash_verify verify; 114 struct dk_cxlflash_recover_afu recover_afu; 115 struct dk_cxlflash_manage_lun manage_lun; 116 }; 117 #define MAX_CXLFLASH_IOCTL_SZ (sizeof(union cxlflash_ioctls)) 118 #define CXL_MAGIC 0xCA 119 #define CXL_IOWR(_n,_s) _IOWR(CXL_MAGIC, _n, struct _s) 120 #define DK_CXLFLASH_ATTACH CXL_IOWR(0x80, dk_cxlflash_attach) 121 #define DK_CXLFLASH_USER_DIRECT CXL_IOWR(0x81, dk_cxlflash_udirect) 122 #define DK_CXLFLASH_RELEASE CXL_IOWR(0x82, dk_cxlflash_release) 123 #define DK_CXLFLASH_DETACH CXL_IOWR(0x83, dk_cxlflash_detach) 124 #define DK_CXLFLASH_VERIFY CXL_IOWR(0x84, dk_cxlflash_verify) 125 #define DK_CXLFLASH_RECOVER_AFU CXL_IOWR(0x85, dk_cxlflash_recover_afu) 126 #define DK_CXLFLASH_MANAGE_LUN CXL_IOWR(0x86, dk_cxlflash_manage_lun) 127 #define DK_CXLFLASH_USER_VIRTUAL CXL_IOWR(0x87, dk_cxlflash_uvirtual) 128 #define DK_CXLFLASH_VLUN_RESIZE CXL_IOWR(0x88, dk_cxlflash_resize) 129 #define DK_CXLFLASH_VLUN_CLONE CXL_IOWR(0x89, dk_cxlflash_clone) 130 #define HT_CXLFLASH_VERSION_0 0 131 struct ht_cxlflash_hdr { 132 __u16 version; 133 __u16 subcmd; 134 __u16 rsvd[2]; 135 __u64 flags; 136 __u64 return_flags; 137 }; 138 #define HT_CXLFLASH_HOST_READ 0x0000000000000000ULL 139 #define HT_CXLFLASH_HOST_WRITE 0x0000000000000001ULL 140 #define HT_CXLFLASH_LUN_PROVISION_SUBCMD_CREATE_LUN 0x0001 141 #define HT_CXLFLASH_LUN_PROVISION_SUBCMD_DELETE_LUN 0x0002 142 #define HT_CXLFLASH_LUN_PROVISION_SUBCMD_QUERY_PORT 0x0003 143 struct ht_cxlflash_lun_provision { 144 struct ht_cxlflash_hdr hdr; 145 __u16 port; 146 __u16 reserved16[3]; 147 __u64 size; 148 __u64 lun_id; 149 __u8 wwid[CXLFLASH_WWID_LEN]; 150 __u64 max_num_luns; 151 __u64 cur_num_luns; 152 __u64 max_cap_port; 153 __u64 cur_cap_port; 154 __u64 reserved[8]; 155 }; 156 #define HT_CXLFLASH_AFU_DEBUG_MAX_DATA_LEN 262144 157 #define HT_CXLFLASH_AFU_DEBUG_SUBCMD_LEN 12 158 struct ht_cxlflash_afu_debug { 159 struct ht_cxlflash_hdr hdr; 160 __u8 reserved8[4]; 161 __u8 afu_subcmd[HT_CXLFLASH_AFU_DEBUG_SUBCMD_LEN]; 162 __u64 data_ea; 163 __u32 data_len; 164 __u32 reserved32; 165 __u64 reserved[8]; 166 }; 167 union cxlflash_ht_ioctls { 168 struct ht_cxlflash_lun_provision lun_provision; 169 struct ht_cxlflash_afu_debug afu_debug; 170 }; 171 #define MAX_HT_CXLFLASH_IOCTL_SZ (sizeof(union cxlflash_ht_ioctls)) 172 #define HT_CXLFLASH_LUN_PROVISION CXL_IOWR(0xBF, ht_cxlflash_lun_provision) 173 #define HT_CXLFLASH_AFU_DEBUG CXL_IOWR(0xBE, ht_cxlflash_afu_debug) 174 #endif 175