/usr/arm-linux-gnueabi/include/linux/ndctl.h is in linux-libc-dev-armel-cross 4.4.0-18.34cross1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 | /*
* Copyright (c) 2014-2015, Intel Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU Lesser General Public License,
* version 2.1, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
* more details.
*/
#ifndef __NDCTL_H__
#define __NDCTL_H__
#include <linux/types.h>
struct nd_cmd_smart {
__u32 status;
__u8 data[128];
} __attribute__((packed));
struct nd_cmd_smart_threshold {
__u32 status;
__u8 data[8];
} __attribute__((packed));
struct nd_cmd_dimm_flags {
__u32 status;
__u32 flags;
} __attribute__((packed));
struct nd_cmd_get_config_size {
__u32 status;
__u32 config_size;
__u32 max_xfer;
} __attribute__((packed));
struct nd_cmd_get_config_data_hdr {
__u32 in_offset;
__u32 in_length;
__u32 status;
__u8 out_buf[0];
} __attribute__((packed));
struct nd_cmd_set_config_hdr {
__u32 in_offset;
__u32 in_length;
__u8 in_buf[0];
} __attribute__((packed));
struct nd_cmd_vendor_hdr {
__u32 opcode;
__u32 in_length;
__u8 in_buf[0];
} __attribute__((packed));
struct nd_cmd_vendor_tail {
__u32 status;
__u32 out_length;
__u8 out_buf[0];
} __attribute__((packed));
struct nd_cmd_ars_cap {
__u64 address;
__u64 length;
__u32 status;
__u32 max_ars_out;
} __attribute__((packed));
struct nd_cmd_ars_start {
__u64 address;
__u64 length;
__u16 type;
__u8 reserved[6];
__u32 status;
} __attribute__((packed));
struct nd_cmd_ars_status {
__u32 status;
__u32 out_length;
__u64 address;
__u64 length;
__u16 type;
__u32 num_records;
struct nd_ars_record {
__u32 handle;
__u32 flags;
__u64 err_address;
__u64 length;
} __attribute__((packed)) records[0];
} __attribute__((packed));
enum {
ND_CMD_IMPLEMENTED = 0,
/* bus commands */
ND_CMD_ARS_CAP = 1,
ND_CMD_ARS_START = 2,
ND_CMD_ARS_STATUS = 3,
/* per-dimm commands */
ND_CMD_SMART = 1,
ND_CMD_SMART_THRESHOLD = 2,
ND_CMD_DIMM_FLAGS = 3,
ND_CMD_GET_CONFIG_SIZE = 4,
ND_CMD_GET_CONFIG_DATA = 5,
ND_CMD_SET_CONFIG_DATA = 6,
ND_CMD_VENDOR_EFFECT_LOG_SIZE = 7,
ND_CMD_VENDOR_EFFECT_LOG = 8,
ND_CMD_VENDOR = 9,
};
enum {
ND_ARS_VOLATILE = 1,
ND_ARS_PERSISTENT = 2,
};
static __inline__ const char *nvdimm_bus_cmd_name(unsigned cmd)
{
static const char * const names[] = {
[ND_CMD_ARS_CAP] = "ars_cap",
[ND_CMD_ARS_START] = "ars_start",
[ND_CMD_ARS_STATUS] = "ars_status",
};
if (cmd < ARRAY_SIZE(names) && names[cmd])
return names[cmd];
return "unknown";
}
static __inline__ const char *nvdimm_cmd_name(unsigned cmd)
{
static const char * const names[] = {
[ND_CMD_SMART] = "smart",
[ND_CMD_SMART_THRESHOLD] = "smart_thresh",
[ND_CMD_DIMM_FLAGS] = "flags",
[ND_CMD_GET_CONFIG_SIZE] = "get_size",
[ND_CMD_GET_CONFIG_DATA] = "get_data",
[ND_CMD_SET_CONFIG_DATA] = "set_data",
[ND_CMD_VENDOR_EFFECT_LOG_SIZE] = "effect_size",
[ND_CMD_VENDOR_EFFECT_LOG] = "effect_log",
[ND_CMD_VENDOR] = "vendor",
};
if (cmd < ARRAY_SIZE(names) && names[cmd])
return names[cmd];
return "unknown";
}
#define ND_IOCTL 'N'
#define ND_IOCTL_SMART _IOWR(ND_IOCTL, ND_CMD_SMART,\
struct nd_cmd_smart)
#define ND_IOCTL_SMART_THRESHOLD _IOWR(ND_IOCTL, ND_CMD_SMART_THRESHOLD,\
struct nd_cmd_smart_threshold)
#define ND_IOCTL_DIMM_FLAGS _IOWR(ND_IOCTL, ND_CMD_DIMM_FLAGS,\
struct nd_cmd_dimm_flags)
#define ND_IOCTL_GET_CONFIG_SIZE _IOWR(ND_IOCTL, ND_CMD_GET_CONFIG_SIZE,\
struct nd_cmd_get_config_size)
#define ND_IOCTL_GET_CONFIG_DATA _IOWR(ND_IOCTL, ND_CMD_GET_CONFIG_DATA,\
struct nd_cmd_get_config_data_hdr)
#define ND_IOCTL_SET_CONFIG_DATA _IOWR(ND_IOCTL, ND_CMD_SET_CONFIG_DATA,\
struct nd_cmd_set_config_hdr)
#define ND_IOCTL_VENDOR _IOWR(ND_IOCTL, ND_CMD_VENDOR,\
struct nd_cmd_vendor_hdr)
#define ND_IOCTL_ARS_CAP _IOWR(ND_IOCTL, ND_CMD_ARS_CAP,\
struct nd_cmd_ars_cap)
#define ND_IOCTL_ARS_START _IOWR(ND_IOCTL, ND_CMD_ARS_START,\
struct nd_cmd_ars_start)
#define ND_IOCTL_ARS_STATUS _IOWR(ND_IOCTL, ND_CMD_ARS_STATUS,\
struct nd_cmd_ars_status)
#define ND_DEVICE_DIMM 1 /* nd_dimm: container for "config data" */
#define ND_DEVICE_REGION_PMEM 2 /* nd_region: (parent of PMEM namespaces) */
#define ND_DEVICE_REGION_BLK 3 /* nd_region: (parent of BLK namespaces) */
#define ND_DEVICE_NAMESPACE_IO 4 /* legacy persistent memory */
#define ND_DEVICE_NAMESPACE_PMEM 5 /* PMEM namespace (may alias with BLK) */
#define ND_DEVICE_NAMESPACE_BLK 6 /* BLK namespace (may alias with PMEM) */
enum nd_driver_flags {
ND_DRIVER_DIMM = 1 << ND_DEVICE_DIMM,
ND_DRIVER_REGION_PMEM = 1 << ND_DEVICE_REGION_PMEM,
ND_DRIVER_REGION_BLK = 1 << ND_DEVICE_REGION_BLK,
ND_DRIVER_NAMESPACE_IO = 1 << ND_DEVICE_NAMESPACE_IO,
ND_DRIVER_NAMESPACE_PMEM = 1 << ND_DEVICE_NAMESPACE_PMEM,
ND_DRIVER_NAMESPACE_BLK = 1 << ND_DEVICE_NAMESPACE_BLK,
};
enum {
ND_MIN_NAMESPACE_SIZE = 0x00400000,
};
enum ars_masks {
ARS_STATUS_MASK = 0x0000FFFF,
ARS_EXT_STATUS_SHIFT = 16,
};
#endif /* __NDCTL_H__ */
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