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 __NDCTL_H__ 20 #define __NDCTL_H__ 21 #include <linux/types.h> 22 struct nd_cmd_smart { 23 __u32 status; 24 __u8 data[128]; 25 } __packed; 26 #define ND_SMART_HEALTH_VALID (1 << 0) 27 #define ND_SMART_SPARES_VALID (1 << 1) 28 #define ND_SMART_USED_VALID (1 << 2) 29 #define ND_SMART_TEMP_VALID (1 << 3) 30 #define ND_SMART_CTEMP_VALID (1 << 4) 31 #define ND_SMART_ALARM_VALID (1 << 9) 32 #define ND_SMART_SHUTDOWN_VALID (1 << 10) 33 #define ND_SMART_VENDOR_VALID (1 << 11) 34 #define ND_SMART_SPARE_TRIP (1 << 0) 35 #define ND_SMART_TEMP_TRIP (1 << 1) 36 #define ND_SMART_CTEMP_TRIP (1 << 2) 37 #define ND_SMART_NON_CRITICAL_HEALTH (1 << 0) 38 #define ND_SMART_CRITICAL_HEALTH (1 << 1) 39 #define ND_SMART_FATAL_HEALTH (1 << 2) 40 struct nd_smart_payload { 41 __u32 flags; 42 __u8 reserved0[4]; 43 __u8 health; 44 __u8 spares; 45 __u8 life_used; 46 __u8 alarm_flags; 47 __u16 temperature; 48 __u16 ctrl_temperature; 49 __u8 reserved1[15]; 50 __u8 shutdown_state; 51 __u32 vendor_size; 52 __u8 vendor_data[92]; 53 } __packed; 54 struct nd_cmd_smart_threshold { 55 __u32 status; 56 __u8 data[8]; 57 } __packed; 58 struct nd_smart_threshold_payload { 59 __u8 alarm_control; 60 __u8 reserved0; 61 __u16 temperature; 62 __u8 spares; 63 __u8 reserved[3]; 64 } __packed; 65 struct nd_cmd_dimm_flags { 66 __u32 status; 67 __u32 flags; 68 } __packed; 69 struct nd_cmd_get_config_size { 70 __u32 status; 71 __u32 config_size; 72 __u32 max_xfer; 73 } __packed; 74 struct nd_cmd_get_config_data_hdr { 75 __u32 in_offset; 76 __u32 in_length; 77 __u32 status; 78 __u8 out_buf[0]; 79 } __packed; 80 struct nd_cmd_set_config_hdr { 81 __u32 in_offset; 82 __u32 in_length; 83 __u8 in_buf[0]; 84 } __packed; 85 struct nd_cmd_vendor_hdr { 86 __u32 opcode; 87 __u32 in_length; 88 __u8 in_buf[0]; 89 } __packed; 90 struct nd_cmd_vendor_tail { 91 __u32 status; 92 __u32 out_length; 93 __u8 out_buf[0]; 94 } __packed; 95 struct nd_cmd_ars_cap { 96 __u64 address; 97 __u64 length; 98 __u32 status; 99 __u32 max_ars_out; 100 __u32 clear_err_unit; 101 __u16 flags; 102 __u16 reserved; 103 } __packed; 104 struct nd_cmd_ars_start { 105 __u64 address; 106 __u64 length; 107 __u16 type; 108 __u8 flags; 109 __u8 reserved[5]; 110 __u32 status; 111 __u32 scrub_time; 112 } __packed; 113 struct nd_cmd_ars_status { 114 __u32 status; 115 __u32 out_length; 116 __u64 address; 117 __u64 length; 118 __u64 restart_address; 119 __u64 restart_length; 120 __u16 type; 121 __u16 flags; 122 __u32 num_records; 123 struct nd_ars_record { 124 __u32 handle; 125 __u32 reserved; 126 __u64 err_address; 127 __u64 length; 128 } __packed records[0]; 129 } __packed; 130 struct nd_cmd_clear_error { 131 __u64 address; 132 __u64 length; 133 __u32 status; 134 __u8 reserved[4]; 135 __u64 cleared; 136 } __packed; 137 enum { 138 ND_CMD_IMPLEMENTED = 0, 139 ND_CMD_ARS_CAP = 1, 140 ND_CMD_ARS_START = 2, 141 ND_CMD_ARS_STATUS = 3, 142 ND_CMD_CLEAR_ERROR = 4, 143 ND_CMD_SMART = 1, 144 ND_CMD_SMART_THRESHOLD = 2, 145 ND_CMD_DIMM_FLAGS = 3, 146 ND_CMD_GET_CONFIG_SIZE = 4, 147 ND_CMD_GET_CONFIG_DATA = 5, 148 ND_CMD_SET_CONFIG_DATA = 6, 149 ND_CMD_VENDOR_EFFECT_LOG_SIZE = 7, 150 ND_CMD_VENDOR_EFFECT_LOG = 8, 151 ND_CMD_VENDOR = 9, 152 ND_CMD_CALL = 10, 153 }; 154 enum { 155 ND_ARS_VOLATILE = 1, 156 ND_ARS_PERSISTENT = 2, 157 ND_ARS_RETURN_PREV_DATA = 1 << 1, 158 ND_CONFIG_LOCKED = 1, 159 }; 160 #define ND_IOCTL 'N' 161 #define ND_IOCTL_SMART _IOWR(ND_IOCTL, ND_CMD_SMART, struct nd_cmd_smart) 162 #define ND_IOCTL_SMART_THRESHOLD _IOWR(ND_IOCTL, ND_CMD_SMART_THRESHOLD, struct nd_cmd_smart_threshold) 163 #define ND_IOCTL_DIMM_FLAGS _IOWR(ND_IOCTL, ND_CMD_DIMM_FLAGS, struct nd_cmd_dimm_flags) 164 #define ND_IOCTL_GET_CONFIG_SIZE _IOWR(ND_IOCTL, ND_CMD_GET_CONFIG_SIZE, struct nd_cmd_get_config_size) 165 #define ND_IOCTL_GET_CONFIG_DATA _IOWR(ND_IOCTL, ND_CMD_GET_CONFIG_DATA, struct nd_cmd_get_config_data_hdr) 166 #define ND_IOCTL_SET_CONFIG_DATA _IOWR(ND_IOCTL, ND_CMD_SET_CONFIG_DATA, struct nd_cmd_set_config_hdr) 167 #define ND_IOCTL_VENDOR _IOWR(ND_IOCTL, ND_CMD_VENDOR, struct nd_cmd_vendor_hdr) 168 #define ND_IOCTL_ARS_CAP _IOWR(ND_IOCTL, ND_CMD_ARS_CAP, struct nd_cmd_ars_cap) 169 #define ND_IOCTL_ARS_START _IOWR(ND_IOCTL, ND_CMD_ARS_START, struct nd_cmd_ars_start) 170 #define ND_IOCTL_ARS_STATUS _IOWR(ND_IOCTL, ND_CMD_ARS_STATUS, struct nd_cmd_ars_status) 171 #define ND_IOCTL_CLEAR_ERROR _IOWR(ND_IOCTL, ND_CMD_CLEAR_ERROR, struct nd_cmd_clear_error) 172 #define ND_DEVICE_DIMM 1 173 #define ND_DEVICE_REGION_PMEM 2 174 #define ND_DEVICE_REGION_BLK 3 175 #define ND_DEVICE_NAMESPACE_IO 4 176 #define ND_DEVICE_NAMESPACE_PMEM 5 177 #define ND_DEVICE_NAMESPACE_BLK 6 178 #define ND_DEVICE_DAX_PMEM 7 179 enum nd_driver_flags { 180 ND_DRIVER_DIMM = 1 << ND_DEVICE_DIMM, 181 ND_DRIVER_REGION_PMEM = 1 << ND_DEVICE_REGION_PMEM, 182 ND_DRIVER_REGION_BLK = 1 << ND_DEVICE_REGION_BLK, 183 ND_DRIVER_NAMESPACE_IO = 1 << ND_DEVICE_NAMESPACE_IO, 184 ND_DRIVER_NAMESPACE_PMEM = 1 << ND_DEVICE_NAMESPACE_PMEM, 185 ND_DRIVER_NAMESPACE_BLK = 1 << ND_DEVICE_NAMESPACE_BLK, 186 ND_DRIVER_DAX_PMEM = 1 << ND_DEVICE_DAX_PMEM, 187 }; 188 enum { 189 ND_MIN_NAMESPACE_SIZE = 0x00400000, 190 }; 191 enum ars_masks { 192 ARS_STATUS_MASK = 0x0000FFFF, 193 ARS_EXT_STATUS_SHIFT = 16, 194 }; 195 struct nd_cmd_pkg { 196 __u64 nd_family; 197 __u64 nd_command; 198 __u32 nd_size_in; 199 __u32 nd_size_out; 200 __u32 nd_reserved2[9]; 201 __u32 nd_fw_size; 202 unsigned char nd_payload[]; 203 }; 204 #define NVDIMM_FAMILY_INTEL 0 205 #define NVDIMM_FAMILY_HPE1 1 206 #define NVDIMM_FAMILY_HPE2 2 207 #define NVDIMM_FAMILY_MSFT 3 208 #define ND_IOCTL_CALL _IOWR(ND_IOCTL, ND_CMD_CALL, struct nd_cmd_pkg) 209 #endif 210