diff --git a/unix/linux/types.go b/unix/linux/types.go
index ebc7aec..a6a9952 100644
--- a/unix/linux/types.go
+++ b/unix/linux/types.go
@@ -130,6 +130,8 @@
 #include <linux/watchdog.h>
 #include <linux/vm_sockets.h>
 
+#include <mtd/mtd-user.h>
+
 // abi/abi.h generated by mkall.go.
 #include "abi/abi.h"
 
@@ -3672,3 +3674,33 @@
 	NLMSGERR_ATTR_OFFS   = C.NLMSGERR_ATTR_OFFS
 	NLMSGERR_ATTR_COOKIE = C.NLMSGERR_ATTR_COOKIE
 )
+
+// MTD
+
+type (
+	EraseInfo     C.struct_erase_info_user
+	EraseInfo64   C.struct_erase_info_user64
+	MtdOobBuf     C.struct_mtd_oob_buf
+	MtdOobBuf64   C.struct_mtd_oob_buf64
+	MtdWriteReq   C.struct_mtd_write_req
+	MtdInfo       C.struct_mtd_info_user
+	RegionInfo    C.struct_region_info_user
+	OtpInfo       C.struct_otp_info
+	NandOobinfo   C.struct_nand_oobinfo
+	NandOobfree   C.struct_nand_oobfree
+	NandEcclayout C.struct_nand_ecclayout_user
+	MtdEccStats   C.struct_mtd_ecc_stats
+)
+
+const (
+	MTD_OPS_PLACE_OOB = C.MTD_OPS_PLACE_OOB
+	MTD_OPS_AUTO_OOB  = C.MTD_OPS_AUTO_OOB
+	MTD_OPS_RAW       = C.MTD_OPS_RAW
+)
+
+const (
+	MTD_FILE_MODE_NORMAL      = C.MTD_FILE_MODE_NORMAL
+	MTD_FILE_MODE_OTP_FACTORY = C.MTD_FILE_MODE_OTP_FACTORY
+	MTD_FILE_MODE_OTP_USER    = C.MTD_FILE_MODE_OTP_USER
+	MTD_FILE_MODE_RAW         = C.MTD_FILE_MODE_RAW
+)
diff --git a/unix/mkerrors.sh b/unix/mkerrors.sh
index 007358a..2dd9013 100755
--- a/unix/mkerrors.sh
+++ b/unix/mkerrors.sh
@@ -258,6 +258,7 @@
 #include <linux/watchdog.h>
 
 #include <mtd/ubi-user.h>
+#include <mtd/mtd-user.h>
 #include <net/route.h>
 
 #if defined(__sparc__)
@@ -593,6 +594,9 @@
 		$2 == "HID_MAX_DESCRIPTOR_SIZE" ||
 		$2 ~ /^_?HIDIOC/ ||
 		$2 ~ /^BUS_(USB|HIL|BLUETOOTH|VIRTUAL)$/ ||
+		$2 ~ /^MTD_/ ||
+		$2 ~ /^OTP/ ||
+		$2 ~ /^MEM/ ||
 		$2 ~ /^BLK[A-Z]*(GET$|SET$|BUF$|PART$|SIZE)/ {printf("\t%s = C.%s\n", $2, $2)}
 		$2 ~ /^__WCOREFLAG$/ {next}
 		$2 ~ /^__W[A-Z0-9]+$/ {printf("\t%s = C.%s\n", substr($2,3), $2)}
diff --git a/unix/zerrors_linux.go b/unix/zerrors_linux.go
index 47572aa..4e4583b 100644
--- a/unix/zerrors_linux.go
+++ b/unix/zerrors_linux.go
@@ -1406,6 +1406,10 @@
 	MCAST_LEAVE_SOURCE_GROUP                    = 0x2f
 	MCAST_MSFILTER                              = 0x30
 	MCAST_UNBLOCK_SOURCE                        = 0x2c
+	MEMGETREGIONINFO                            = 0xc0104d08
+	MEMREADOOB64                                = 0xc0184d16
+	MEMWRITE                                    = 0xc0304d18
+	MEMWRITEOOB64                               = 0xc0184d15
 	MFD_ALLOW_SEALING                           = 0x2
 	MFD_CLOEXEC                                 = 0x1
 	MFD_HUGETLB                                 = 0x4
@@ -1494,7 +1498,35 @@
 	MS_SYNCHRONOUS                              = 0x10
 	MS_UNBINDABLE                               = 0x20000
 	MS_VERBOSE                                  = 0x8000
+	MTD_ABSENT                                  = 0x0
+	MTD_BIT_WRITEABLE                           = 0x800
+	MTD_CAP_NANDFLASH                           = 0x400
+	MTD_CAP_NORFLASH                            = 0xc00
+	MTD_CAP_NVRAM                               = 0x1c00
+	MTD_CAP_RAM                                 = 0x1c00
+	MTD_CAP_ROM                                 = 0x0
+	MTD_DATAFLASH                               = 0x6
 	MTD_INODE_FS_MAGIC                          = 0x11307854
+	MTD_MAX_ECCPOS_ENTRIES                      = 0x40
+	MTD_MAX_OOBFREE_ENTRIES                     = 0x8
+	MTD_MLCNANDFLASH                            = 0x8
+	MTD_NANDECC_AUTOPLACE                       = 0x2
+	MTD_NANDECC_AUTOPL_USR                      = 0x4
+	MTD_NANDECC_OFF                             = 0x0
+	MTD_NANDECC_PLACE                           = 0x1
+	MTD_NANDECC_PLACEONLY                       = 0x3
+	MTD_NANDFLASH                               = 0x4
+	MTD_NORFLASH                                = 0x3
+	MTD_NO_ERASE                                = 0x1000
+	MTD_OTP_FACTORY                             = 0x1
+	MTD_OTP_OFF                                 = 0x0
+	MTD_OTP_USER                                = 0x2
+	MTD_POWERUP_LOCK                            = 0x2000
+	MTD_RAM                                     = 0x1
+	MTD_ROM                                     = 0x2
+	MTD_SLC_ON_MLC_EMULATION                    = 0x4000
+	MTD_UBIVOLUME                               = 0x7
+	MTD_WRITEABLE                               = 0x400
 	NAME_MAX                                    = 0xff
 	NCP_SUPER_MAGIC                             = 0x564c
 	NETLINK_ADD_MEMBERSHIP                      = 0x1
diff --git a/unix/zerrors_linux_386.go b/unix/zerrors_linux_386.go
index e91a1a9..33b401d 100644
--- a/unix/zerrors_linux_386.go
+++ b/unix/zerrors_linux_386.go
@@ -60,6 +60,8 @@
 	CS8                              = 0x30
 	CSIZE                            = 0x30
 	CSTOPB                           = 0x40
+	ECCGETLAYOUT                     = 0x81484d11
+	ECCGETSTATS                      = 0x80104d12
 	ECHOCTL                          = 0x200
 	ECHOE                            = 0x10
 	ECHOK                            = 0x20
@@ -123,6 +125,18 @@
 	MCL_CURRENT                      = 0x1
 	MCL_FUTURE                       = 0x2
 	MCL_ONFAULT                      = 0x4
+	MEMERASE                         = 0x40084d02
+	MEMERASE64                       = 0x40104d14
+	MEMGETBADBLOCK                   = 0x40084d0b
+	MEMGETINFO                       = 0x80204d01
+	MEMGETOOBSEL                     = 0x80c84d0a
+	MEMGETREGIONCOUNT                = 0x80044d07
+	MEMISLOCKED                      = 0x80084d17
+	MEMLOCK                          = 0x40084d05
+	MEMREADOOB                       = 0xc00c4d04
+	MEMSETBADBLOCK                   = 0x40084d0c
+	MEMUNLOCK                        = 0x40084d06
+	MEMWRITEOOB                      = 0xc00c4d03
 	NFDBITS                          = 0x20
 	NLDLY                            = 0x100
 	NOFLSH                           = 0x80
@@ -132,6 +146,10 @@
 	NS_GET_USERNS                    = 0xb701
 	OLCUC                            = 0x2
 	ONLCR                            = 0x4
+	OTPGETREGIONCOUNT                = 0x40044d0e
+	OTPGETREGIONINFO                 = 0x400c4d0f
+	OTPLOCK                          = 0x800c4d10
+	OTPSELECT                        = 0x80044d0d
 	O_APPEND                         = 0x400
 	O_ASYNC                          = 0x2000
 	O_CLOEXEC                        = 0x80000
diff --git a/unix/zerrors_linux_amd64.go b/unix/zerrors_linux_amd64.go
index a9cbac6..aec8754 100644
--- a/unix/zerrors_linux_amd64.go
+++ b/unix/zerrors_linux_amd64.go
@@ -60,6 +60,8 @@
 	CS8                              = 0x30
 	CSIZE                            = 0x30
 	CSTOPB                           = 0x40
+	ECCGETLAYOUT                     = 0x81484d11
+	ECCGETSTATS                      = 0x80104d12
 	ECHOCTL                          = 0x200
 	ECHOE                            = 0x10
 	ECHOK                            = 0x20
@@ -123,6 +125,18 @@
 	MCL_CURRENT                      = 0x1
 	MCL_FUTURE                       = 0x2
 	MCL_ONFAULT                      = 0x4
+	MEMERASE                         = 0x40084d02
+	MEMERASE64                       = 0x40104d14
+	MEMGETBADBLOCK                   = 0x40084d0b
+	MEMGETINFO                       = 0x80204d01
+	MEMGETOOBSEL                     = 0x80c84d0a
+	MEMGETREGIONCOUNT                = 0x80044d07
+	MEMISLOCKED                      = 0x80084d17
+	MEMLOCK                          = 0x40084d05
+	MEMREADOOB                       = 0xc0104d04
+	MEMSETBADBLOCK                   = 0x40084d0c
+	MEMUNLOCK                        = 0x40084d06
+	MEMWRITEOOB                      = 0xc0104d03
 	NFDBITS                          = 0x40
 	NLDLY                            = 0x100
 	NOFLSH                           = 0x80
@@ -132,6 +146,10 @@
 	NS_GET_USERNS                    = 0xb701
 	OLCUC                            = 0x2
 	ONLCR                            = 0x4
+	OTPGETREGIONCOUNT                = 0x40044d0e
+	OTPGETREGIONINFO                 = 0x400c4d0f
+	OTPLOCK                          = 0x800c4d10
+	OTPSELECT                        = 0x80044d0d
 	O_APPEND                         = 0x400
 	O_ASYNC                          = 0x2000
 	O_CLOEXEC                        = 0x80000
diff --git a/unix/zerrors_linux_arm.go b/unix/zerrors_linux_arm.go
index d74f3c1..e96fc5c 100644
--- a/unix/zerrors_linux_arm.go
+++ b/unix/zerrors_linux_arm.go
@@ -60,6 +60,8 @@
 	CS8                              = 0x30
 	CSIZE                            = 0x30
 	CSTOPB                           = 0x40
+	ECCGETLAYOUT                     = 0x81484d11
+	ECCGETSTATS                      = 0x80104d12
 	ECHOCTL                          = 0x200
 	ECHOE                            = 0x10
 	ECHOK                            = 0x20
@@ -121,6 +123,18 @@
 	MCL_CURRENT                      = 0x1
 	MCL_FUTURE                       = 0x2
 	MCL_ONFAULT                      = 0x4
+	MEMERASE                         = 0x40084d02
+	MEMERASE64                       = 0x40104d14
+	MEMGETBADBLOCK                   = 0x40084d0b
+	MEMGETINFO                       = 0x80204d01
+	MEMGETOOBSEL                     = 0x80c84d0a
+	MEMGETREGIONCOUNT                = 0x80044d07
+	MEMISLOCKED                      = 0x80084d17
+	MEMLOCK                          = 0x40084d05
+	MEMREADOOB                       = 0xc00c4d04
+	MEMSETBADBLOCK                   = 0x40084d0c
+	MEMUNLOCK                        = 0x40084d06
+	MEMWRITEOOB                      = 0xc00c4d03
 	NFDBITS                          = 0x20
 	NLDLY                            = 0x100
 	NOFLSH                           = 0x80
@@ -130,6 +144,10 @@
 	NS_GET_USERNS                    = 0xb701
 	OLCUC                            = 0x2
 	ONLCR                            = 0x4
+	OTPGETREGIONCOUNT                = 0x40044d0e
+	OTPGETREGIONINFO                 = 0x400c4d0f
+	OTPLOCK                          = 0x800c4d10
+	OTPSELECT                        = 0x80044d0d
 	O_APPEND                         = 0x400
 	O_ASYNC                          = 0x2000
 	O_CLOEXEC                        = 0x80000
diff --git a/unix/zerrors_linux_arm64.go b/unix/zerrors_linux_arm64.go
index e153899..c429c48 100644
--- a/unix/zerrors_linux_arm64.go
+++ b/unix/zerrors_linux_arm64.go
@@ -60,6 +60,8 @@
 	CS8                              = 0x30
 	CSIZE                            = 0x30
 	CSTOPB                           = 0x40
+	ECCGETLAYOUT                     = 0x81484d11
+	ECCGETSTATS                      = 0x80104d12
 	ECHOCTL                          = 0x200
 	ECHOE                            = 0x10
 	ECHOK                            = 0x20
@@ -124,6 +126,18 @@
 	MCL_CURRENT                      = 0x1
 	MCL_FUTURE                       = 0x2
 	MCL_ONFAULT                      = 0x4
+	MEMERASE                         = 0x40084d02
+	MEMERASE64                       = 0x40104d14
+	MEMGETBADBLOCK                   = 0x40084d0b
+	MEMGETINFO                       = 0x80204d01
+	MEMGETOOBSEL                     = 0x80c84d0a
+	MEMGETREGIONCOUNT                = 0x80044d07
+	MEMISLOCKED                      = 0x80084d17
+	MEMLOCK                          = 0x40084d05
+	MEMREADOOB                       = 0xc0104d04
+	MEMSETBADBLOCK                   = 0x40084d0c
+	MEMUNLOCK                        = 0x40084d06
+	MEMWRITEOOB                      = 0xc0104d03
 	NFDBITS                          = 0x40
 	NLDLY                            = 0x100
 	NOFLSH                           = 0x80
@@ -133,6 +147,10 @@
 	NS_GET_USERNS                    = 0xb701
 	OLCUC                            = 0x2
 	ONLCR                            = 0x4
+	OTPGETREGIONCOUNT                = 0x40044d0e
+	OTPGETREGIONINFO                 = 0x400c4d0f
+	OTPLOCK                          = 0x800c4d10
+	OTPSELECT                        = 0x80044d0d
 	O_APPEND                         = 0x400
 	O_ASYNC                          = 0x2000
 	O_CLOEXEC                        = 0x80000
diff --git a/unix/zerrors_linux_mips.go b/unix/zerrors_linux_mips.go
index 5e8e71f..aaa4871 100644
--- a/unix/zerrors_linux_mips.go
+++ b/unix/zerrors_linux_mips.go
@@ -60,6 +60,8 @@
 	CS8                              = 0x30
 	CSIZE                            = 0x30
 	CSTOPB                           = 0x40
+	ECCGETLAYOUT                     = 0x41484d11
+	ECCGETSTATS                      = 0x40104d12
 	ECHOCTL                          = 0x200
 	ECHOE                            = 0x10
 	ECHOK                            = 0x20
@@ -121,6 +123,18 @@
 	MCL_CURRENT                      = 0x1
 	MCL_FUTURE                       = 0x2
 	MCL_ONFAULT                      = 0x4
+	MEMERASE                         = 0x80084d02
+	MEMERASE64                       = 0x80104d14
+	MEMGETBADBLOCK                   = 0x80084d0b
+	MEMGETINFO                       = 0x40204d01
+	MEMGETOOBSEL                     = 0x40c84d0a
+	MEMGETREGIONCOUNT                = 0x40044d07
+	MEMISLOCKED                      = 0x40084d17
+	MEMLOCK                          = 0x80084d05
+	MEMREADOOB                       = 0xc00c4d04
+	MEMSETBADBLOCK                   = 0x80084d0c
+	MEMUNLOCK                        = 0x80084d06
+	MEMWRITEOOB                      = 0xc00c4d03
 	NFDBITS                          = 0x20
 	NLDLY                            = 0x100
 	NOFLSH                           = 0x80
@@ -130,6 +144,10 @@
 	NS_GET_USERNS                    = 0x2000b701
 	OLCUC                            = 0x2
 	ONLCR                            = 0x4
+	OTPGETREGIONCOUNT                = 0x80044d0e
+	OTPGETREGIONINFO                 = 0x800c4d0f
+	OTPLOCK                          = 0x400c4d10
+	OTPSELECT                        = 0x40044d0d
 	O_APPEND                         = 0x8
 	O_ASYNC                          = 0x1000
 	O_CLOEXEC                        = 0x80000
diff --git a/unix/zerrors_linux_mips64.go b/unix/zerrors_linux_mips64.go
index e670ee1..6481641 100644
--- a/unix/zerrors_linux_mips64.go
+++ b/unix/zerrors_linux_mips64.go
@@ -60,6 +60,8 @@
 	CS8                              = 0x30
 	CSIZE                            = 0x30
 	CSTOPB                           = 0x40
+	ECCGETLAYOUT                     = 0x41484d11
+	ECCGETSTATS                      = 0x40104d12
 	ECHOCTL                          = 0x200
 	ECHOE                            = 0x10
 	ECHOK                            = 0x20
@@ -121,6 +123,18 @@
 	MCL_CURRENT                      = 0x1
 	MCL_FUTURE                       = 0x2
 	MCL_ONFAULT                      = 0x4
+	MEMERASE                         = 0x80084d02
+	MEMERASE64                       = 0x80104d14
+	MEMGETBADBLOCK                   = 0x80084d0b
+	MEMGETINFO                       = 0x40204d01
+	MEMGETOOBSEL                     = 0x40c84d0a
+	MEMGETREGIONCOUNT                = 0x40044d07
+	MEMISLOCKED                      = 0x40084d17
+	MEMLOCK                          = 0x80084d05
+	MEMREADOOB                       = 0xc0104d04
+	MEMSETBADBLOCK                   = 0x80084d0c
+	MEMUNLOCK                        = 0x80084d06
+	MEMWRITEOOB                      = 0xc0104d03
 	NFDBITS                          = 0x40
 	NLDLY                            = 0x100
 	NOFLSH                           = 0x80
@@ -130,6 +144,10 @@
 	NS_GET_USERNS                    = 0x2000b701
 	OLCUC                            = 0x2
 	ONLCR                            = 0x4
+	OTPGETREGIONCOUNT                = 0x80044d0e
+	OTPGETREGIONINFO                 = 0x800c4d0f
+	OTPLOCK                          = 0x400c4d10
+	OTPSELECT                        = 0x40044d0d
 	O_APPEND                         = 0x8
 	O_ASYNC                          = 0x1000
 	O_CLOEXEC                        = 0x80000
diff --git a/unix/zerrors_linux_mips64le.go b/unix/zerrors_linux_mips64le.go
index dd11eac..a5a65d0 100644
--- a/unix/zerrors_linux_mips64le.go
+++ b/unix/zerrors_linux_mips64le.go
@@ -60,6 +60,8 @@
 	CS8                              = 0x30
 	CSIZE                            = 0x30
 	CSTOPB                           = 0x40
+	ECCGETLAYOUT                     = 0x41484d11
+	ECCGETSTATS                      = 0x40104d12
 	ECHOCTL                          = 0x200
 	ECHOE                            = 0x10
 	ECHOK                            = 0x20
@@ -121,6 +123,18 @@
 	MCL_CURRENT                      = 0x1
 	MCL_FUTURE                       = 0x2
 	MCL_ONFAULT                      = 0x4
+	MEMERASE                         = 0x80084d02
+	MEMERASE64                       = 0x80104d14
+	MEMGETBADBLOCK                   = 0x80084d0b
+	MEMGETINFO                       = 0x40204d01
+	MEMGETOOBSEL                     = 0x40c84d0a
+	MEMGETREGIONCOUNT                = 0x40044d07
+	MEMISLOCKED                      = 0x40084d17
+	MEMLOCK                          = 0x80084d05
+	MEMREADOOB                       = 0xc0104d04
+	MEMSETBADBLOCK                   = 0x80084d0c
+	MEMUNLOCK                        = 0x80084d06
+	MEMWRITEOOB                      = 0xc0104d03
 	NFDBITS                          = 0x40
 	NLDLY                            = 0x100
 	NOFLSH                           = 0x80
@@ -130,6 +144,10 @@
 	NS_GET_USERNS                    = 0x2000b701
 	OLCUC                            = 0x2
 	ONLCR                            = 0x4
+	OTPGETREGIONCOUNT                = 0x80044d0e
+	OTPGETREGIONINFO                 = 0x800c4d0f
+	OTPLOCK                          = 0x400c4d10
+	OTPSELECT                        = 0x40044d0d
 	O_APPEND                         = 0x8
 	O_ASYNC                          = 0x1000
 	O_CLOEXEC                        = 0x80000
diff --git a/unix/zerrors_linux_mipsle.go b/unix/zerrors_linux_mipsle.go
index a0a5b22..88ce266 100644
--- a/unix/zerrors_linux_mipsle.go
+++ b/unix/zerrors_linux_mipsle.go
@@ -60,6 +60,8 @@
 	CS8                              = 0x30
 	CSIZE                            = 0x30
 	CSTOPB                           = 0x40
+	ECCGETLAYOUT                     = 0x41484d11
+	ECCGETSTATS                      = 0x40104d12
 	ECHOCTL                          = 0x200
 	ECHOE                            = 0x10
 	ECHOK                            = 0x20
@@ -121,6 +123,18 @@
 	MCL_CURRENT                      = 0x1
 	MCL_FUTURE                       = 0x2
 	MCL_ONFAULT                      = 0x4
+	MEMERASE                         = 0x80084d02
+	MEMERASE64                       = 0x80104d14
+	MEMGETBADBLOCK                   = 0x80084d0b
+	MEMGETINFO                       = 0x40204d01
+	MEMGETOOBSEL                     = 0x40c84d0a
+	MEMGETREGIONCOUNT                = 0x40044d07
+	MEMISLOCKED                      = 0x40084d17
+	MEMLOCK                          = 0x80084d05
+	MEMREADOOB                       = 0xc00c4d04
+	MEMSETBADBLOCK                   = 0x80084d0c
+	MEMUNLOCK                        = 0x80084d06
+	MEMWRITEOOB                      = 0xc00c4d03
 	NFDBITS                          = 0x20
 	NLDLY                            = 0x100
 	NOFLSH                           = 0x80
@@ -130,6 +144,10 @@
 	NS_GET_USERNS                    = 0x2000b701
 	OLCUC                            = 0x2
 	ONLCR                            = 0x4
+	OTPGETREGIONCOUNT                = 0x80044d0e
+	OTPGETREGIONINFO                 = 0x800c4d0f
+	OTPLOCK                          = 0x400c4d10
+	OTPSELECT                        = 0x40044d0d
 	O_APPEND                         = 0x8
 	O_ASYNC                          = 0x1000
 	O_CLOEXEC                        = 0x80000
diff --git a/unix/zerrors_linux_ppc.go b/unix/zerrors_linux_ppc.go
index d9530e5..98f1ef7 100644
--- a/unix/zerrors_linux_ppc.go
+++ b/unix/zerrors_linux_ppc.go
@@ -60,6 +60,8 @@
 	CS8                              = 0x300
 	CSIZE                            = 0x300
 	CSTOPB                           = 0x400
+	ECCGETLAYOUT                     = 0x41484d11
+	ECCGETSTATS                      = 0x40104d12
 	ECHOCTL                          = 0x40
 	ECHOE                            = 0x2
 	ECHOK                            = 0x4
@@ -121,6 +123,18 @@
 	MCL_CURRENT                      = 0x2000
 	MCL_FUTURE                       = 0x4000
 	MCL_ONFAULT                      = 0x8000
+	MEMERASE                         = 0x80084d02
+	MEMERASE64                       = 0x80104d14
+	MEMGETBADBLOCK                   = 0x80084d0b
+	MEMGETINFO                       = 0x40204d01
+	MEMGETOOBSEL                     = 0x40c84d0a
+	MEMGETREGIONCOUNT                = 0x40044d07
+	MEMISLOCKED                      = 0x40084d17
+	MEMLOCK                          = 0x80084d05
+	MEMREADOOB                       = 0xc00c4d04
+	MEMSETBADBLOCK                   = 0x80084d0c
+	MEMUNLOCK                        = 0x80084d06
+	MEMWRITEOOB                      = 0xc00c4d03
 	NFDBITS                          = 0x20
 	NL2                              = 0x200
 	NL3                              = 0x300
@@ -132,6 +146,10 @@
 	NS_GET_USERNS                    = 0x2000b701
 	OLCUC                            = 0x4
 	ONLCR                            = 0x2
+	OTPGETREGIONCOUNT                = 0x80044d0e
+	OTPGETREGIONINFO                 = 0x800c4d0f
+	OTPLOCK                          = 0x400c4d10
+	OTPSELECT                        = 0x40044d0d
 	O_APPEND                         = 0x400
 	O_ASYNC                          = 0x2000
 	O_CLOEXEC                        = 0x80000
diff --git a/unix/zerrors_linux_ppc64.go b/unix/zerrors_linux_ppc64.go
index e60102f..6b29a58 100644
--- a/unix/zerrors_linux_ppc64.go
+++ b/unix/zerrors_linux_ppc64.go
@@ -60,6 +60,8 @@
 	CS8                              = 0x300
 	CSIZE                            = 0x300
 	CSTOPB                           = 0x400
+	ECCGETLAYOUT                     = 0x41484d11
+	ECCGETSTATS                      = 0x40104d12
 	ECHOCTL                          = 0x40
 	ECHOE                            = 0x2
 	ECHOK                            = 0x4
@@ -121,6 +123,18 @@
 	MCL_CURRENT                      = 0x2000
 	MCL_FUTURE                       = 0x4000
 	MCL_ONFAULT                      = 0x8000
+	MEMERASE                         = 0x80084d02
+	MEMERASE64                       = 0x80104d14
+	MEMGETBADBLOCK                   = 0x80084d0b
+	MEMGETINFO                       = 0x40204d01
+	MEMGETOOBSEL                     = 0x40c84d0a
+	MEMGETREGIONCOUNT                = 0x40044d07
+	MEMISLOCKED                      = 0x40084d17
+	MEMLOCK                          = 0x80084d05
+	MEMREADOOB                       = 0xc0104d04
+	MEMSETBADBLOCK                   = 0x80084d0c
+	MEMUNLOCK                        = 0x80084d06
+	MEMWRITEOOB                      = 0xc0104d03
 	NFDBITS                          = 0x40
 	NL2                              = 0x200
 	NL3                              = 0x300
@@ -132,6 +146,10 @@
 	NS_GET_USERNS                    = 0x2000b701
 	OLCUC                            = 0x4
 	ONLCR                            = 0x2
+	OTPGETREGIONCOUNT                = 0x80044d0e
+	OTPGETREGIONINFO                 = 0x800c4d0f
+	OTPLOCK                          = 0x400c4d10
+	OTPSELECT                        = 0x40044d0d
 	O_APPEND                         = 0x400
 	O_ASYNC                          = 0x2000
 	O_CLOEXEC                        = 0x80000
diff --git a/unix/zerrors_linux_ppc64le.go b/unix/zerrors_linux_ppc64le.go
index 838ff4e..f60ca86 100644
--- a/unix/zerrors_linux_ppc64le.go
+++ b/unix/zerrors_linux_ppc64le.go
@@ -60,6 +60,8 @@
 	CS8                              = 0x300
 	CSIZE                            = 0x300
 	CSTOPB                           = 0x400
+	ECCGETLAYOUT                     = 0x41484d11
+	ECCGETSTATS                      = 0x40104d12
 	ECHOCTL                          = 0x40
 	ECHOE                            = 0x2
 	ECHOK                            = 0x4
@@ -121,6 +123,18 @@
 	MCL_CURRENT                      = 0x2000
 	MCL_FUTURE                       = 0x4000
 	MCL_ONFAULT                      = 0x8000
+	MEMERASE                         = 0x80084d02
+	MEMERASE64                       = 0x80104d14
+	MEMGETBADBLOCK                   = 0x80084d0b
+	MEMGETINFO                       = 0x40204d01
+	MEMGETOOBSEL                     = 0x40c84d0a
+	MEMGETREGIONCOUNT                = 0x40044d07
+	MEMISLOCKED                      = 0x40084d17
+	MEMLOCK                          = 0x80084d05
+	MEMREADOOB                       = 0xc0104d04
+	MEMSETBADBLOCK                   = 0x80084d0c
+	MEMUNLOCK                        = 0x80084d06
+	MEMWRITEOOB                      = 0xc0104d03
 	NFDBITS                          = 0x40
 	NL2                              = 0x200
 	NL3                              = 0x300
@@ -132,6 +146,10 @@
 	NS_GET_USERNS                    = 0x2000b701
 	OLCUC                            = 0x4
 	ONLCR                            = 0x2
+	OTPGETREGIONCOUNT                = 0x80044d0e
+	OTPGETREGIONINFO                 = 0x800c4d0f
+	OTPLOCK                          = 0x400c4d10
+	OTPSELECT                        = 0x40044d0d
 	O_APPEND                         = 0x400
 	O_ASYNC                          = 0x2000
 	O_CLOEXEC                        = 0x80000
diff --git a/unix/zerrors_linux_riscv64.go b/unix/zerrors_linux_riscv64.go
index 7cc98f0..86fdffe 100644
--- a/unix/zerrors_linux_riscv64.go
+++ b/unix/zerrors_linux_riscv64.go
@@ -60,6 +60,8 @@
 	CS8                              = 0x30
 	CSIZE                            = 0x30
 	CSTOPB                           = 0x40
+	ECCGETLAYOUT                     = 0x81484d11
+	ECCGETSTATS                      = 0x80104d12
 	ECHOCTL                          = 0x200
 	ECHOE                            = 0x10
 	ECHOK                            = 0x20
@@ -121,6 +123,18 @@
 	MCL_CURRENT                      = 0x1
 	MCL_FUTURE                       = 0x2
 	MCL_ONFAULT                      = 0x4
+	MEMERASE                         = 0x40084d02
+	MEMERASE64                       = 0x40104d14
+	MEMGETBADBLOCK                   = 0x40084d0b
+	MEMGETINFO                       = 0x80204d01
+	MEMGETOOBSEL                     = 0x80c84d0a
+	MEMGETREGIONCOUNT                = 0x80044d07
+	MEMISLOCKED                      = 0x80084d17
+	MEMLOCK                          = 0x40084d05
+	MEMREADOOB                       = 0xc0104d04
+	MEMSETBADBLOCK                   = 0x40084d0c
+	MEMUNLOCK                        = 0x40084d06
+	MEMWRITEOOB                      = 0xc0104d03
 	NFDBITS                          = 0x40
 	NLDLY                            = 0x100
 	NOFLSH                           = 0x80
@@ -130,6 +144,10 @@
 	NS_GET_USERNS                    = 0xb701
 	OLCUC                            = 0x2
 	ONLCR                            = 0x4
+	OTPGETREGIONCOUNT                = 0x40044d0e
+	OTPGETREGIONINFO                 = 0x400c4d0f
+	OTPLOCK                          = 0x800c4d10
+	OTPSELECT                        = 0x80044d0d
 	O_APPEND                         = 0x400
 	O_ASYNC                          = 0x2000
 	O_CLOEXEC                        = 0x80000
diff --git a/unix/zerrors_linux_s390x.go b/unix/zerrors_linux_s390x.go
index 6d30e6f..de67791 100644
--- a/unix/zerrors_linux_s390x.go
+++ b/unix/zerrors_linux_s390x.go
@@ -60,6 +60,8 @@
 	CS8                              = 0x30
 	CSIZE                            = 0x30
 	CSTOPB                           = 0x40
+	ECCGETLAYOUT                     = 0x81484d11
+	ECCGETSTATS                      = 0x80104d12
 	ECHOCTL                          = 0x200
 	ECHOE                            = 0x10
 	ECHOK                            = 0x20
@@ -121,6 +123,18 @@
 	MCL_CURRENT                      = 0x1
 	MCL_FUTURE                       = 0x2
 	MCL_ONFAULT                      = 0x4
+	MEMERASE                         = 0x40084d02
+	MEMERASE64                       = 0x40104d14
+	MEMGETBADBLOCK                   = 0x40084d0b
+	MEMGETINFO                       = 0x80204d01
+	MEMGETOOBSEL                     = 0x80c84d0a
+	MEMGETREGIONCOUNT                = 0x80044d07
+	MEMISLOCKED                      = 0x80084d17
+	MEMLOCK                          = 0x40084d05
+	MEMREADOOB                       = 0xc0104d04
+	MEMSETBADBLOCK                   = 0x40084d0c
+	MEMUNLOCK                        = 0x40084d06
+	MEMWRITEOOB                      = 0xc0104d03
 	NFDBITS                          = 0x40
 	NLDLY                            = 0x100
 	NOFLSH                           = 0x80
@@ -130,6 +144,10 @@
 	NS_GET_USERNS                    = 0xb701
 	OLCUC                            = 0x2
 	ONLCR                            = 0x4
+	OTPGETREGIONCOUNT                = 0x40044d0e
+	OTPGETREGIONINFO                 = 0x400c4d0f
+	OTPLOCK                          = 0x800c4d10
+	OTPSELECT                        = 0x80044d0d
 	O_APPEND                         = 0x400
 	O_ASYNC                          = 0x2000
 	O_CLOEXEC                        = 0x80000
diff --git a/unix/zerrors_linux_sparc64.go b/unix/zerrors_linux_sparc64.go
index d5e2dc9..9ebc9d6 100644
--- a/unix/zerrors_linux_sparc64.go
+++ b/unix/zerrors_linux_sparc64.go
@@ -63,6 +63,8 @@
 	CS8                              = 0x30
 	CSIZE                            = 0x30
 	CSTOPB                           = 0x40
+	ECCGETLAYOUT                     = 0x41484d11
+	ECCGETSTATS                      = 0x40104d12
 	ECHOCTL                          = 0x200
 	ECHOE                            = 0x10
 	ECHOK                            = 0x20
@@ -126,6 +128,18 @@
 	MCL_CURRENT                      = 0x2000
 	MCL_FUTURE                       = 0x4000
 	MCL_ONFAULT                      = 0x8000
+	MEMERASE                         = 0x80084d02
+	MEMERASE64                       = 0x80104d14
+	MEMGETBADBLOCK                   = 0x80084d0b
+	MEMGETINFO                       = 0x40204d01
+	MEMGETOOBSEL                     = 0x40c84d0a
+	MEMGETREGIONCOUNT                = 0x40044d07
+	MEMISLOCKED                      = 0x40084d17
+	MEMLOCK                          = 0x80084d05
+	MEMREADOOB                       = 0xc0104d04
+	MEMSETBADBLOCK                   = 0x80084d0c
+	MEMUNLOCK                        = 0x80084d06
+	MEMWRITEOOB                      = 0xc0104d03
 	NFDBITS                          = 0x40
 	NLDLY                            = 0x100
 	NOFLSH                           = 0x80
@@ -135,6 +149,10 @@
 	NS_GET_USERNS                    = 0x2000b701
 	OLCUC                            = 0x2
 	ONLCR                            = 0x4
+	OTPGETREGIONCOUNT                = 0x80044d0e
+	OTPGETREGIONINFO                 = 0x800c4d0f
+	OTPLOCK                          = 0x400c4d10
+	OTPSELECT                        = 0x40044d0d
 	O_APPEND                         = 0x8
 	O_ASYNC                          = 0x40
 	O_CLOEXEC                        = 0x400000
diff --git a/unix/ztypes_linux.go b/unix/ztypes_linux.go
index 0873235..c9b2c9a 100644
--- a/unix/ztypes_linux.go
+++ b/unix/ztypes_linux.go
@@ -3742,3 +3742,89 @@
 	NLMSGERR_ATTR_OFFS   = 0x2
 	NLMSGERR_ATTR_COOKIE = 0x3
 )
+
+type (
+	EraseInfo struct {
+		Start  uint32
+		Length uint32
+	}
+	EraseInfo64 struct {
+		Start  uint64
+		Length uint64
+	}
+	MtdOobBuf struct {
+		Start  uint32
+		Length uint32
+		Ptr    *uint8
+	}
+	MtdOobBuf64 struct {
+		Start  uint64
+		Pad    uint32
+		Length uint32
+		Ptr    uint64
+	}
+	MtdWriteReq struct {
+		Start  uint64
+		Len    uint64
+		Ooblen uint64
+		Data   uint64
+		Oob    uint64
+		Mode   uint8
+		_      [7]uint8
+	}
+	MtdInfo struct {
+		Type      uint8
+		Flags     uint32
+		Size      uint32
+		Erasesize uint32
+		Writesize uint32
+		Oobsize   uint32
+		_         uint64
+	}
+	RegionInfo struct {
+		Offset      uint32
+		Erasesize   uint32
+		Numblocks   uint32
+		Regionindex uint32
+	}
+	OtpInfo struct {
+		Start  uint32
+		Length uint32
+		Locked uint32
+	}
+	NandOobinfo struct {
+		Useecc   uint32
+		Eccbytes uint32
+		Oobfree  [8][2]uint32
+		Eccpos   [32]uint32
+	}
+	NandOobfree struct {
+		Offset uint32
+		Length uint32
+	}
+	NandEcclayout struct {
+		Eccbytes uint32
+		Eccpos   [64]uint32
+		Oobavail uint32
+		Oobfree  [8]NandOobfree
+	}
+	MtdEccStats struct {
+		Corrected uint32
+		Failed    uint32
+		Badblocks uint32
+		Bbtblocks uint32
+	}
+)
+
+const (
+	MTD_OPS_PLACE_OOB = 0x0
+	MTD_OPS_AUTO_OOB  = 0x1
+	MTD_OPS_RAW       = 0x2
+)
+
+const (
+	MTD_FILE_MODE_NORMAL      = 0x0
+	MTD_FILE_MODE_OTP_FACTORY = 0x1
+	MTD_FILE_MODE_OTP_USER    = 0x2
+	MTD_FILE_MODE_RAW         = 0x3
+)