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diff --git a/linux-user/hexagon/target_structs.h b/linux-user/hexagon/target_structs.h
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+/*
+ * Copyright(c) 2019-2021 Qualcomm Innovation Center, Inc. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+/*
+ * Hexagon specific structures for linux-user
+ */
+#ifndef HEXAGON_TARGET_STRUCTS_H
+#define HEXAGON_TARGET_STRUCTS_H
+
+struct target_ipc_perm {
+ abi_int __key; /* Key. */
+ abi_uint uid; /* Owner's user ID. */
+ abi_uint gid; /* Owner's group ID. */
+ abi_uint cuid; /* Creator's user ID. */
+ abi_uint cgid; /* Creator's group ID. */
+ abi_ushort mode; /* Read/write permission. */
+ abi_ushort __pad1;
+ abi_ushort __seq; /* Sequence number. */
+ abi_ushort __pad2;
+ abi_ulong __unused1;
+ abi_ulong __unused2;
+};
+
+struct target_shmid_ds {
+ struct target_ipc_perm shm_perm; /* operation permission struct */
+ abi_long shm_segsz; /* size of segment in bytes */
+ abi_ulong shm_atime; /* time of last shmat() */
+ abi_ulong __unused1;
+ abi_ulong shm_dtime; /* time of last shmdt() */
+ abi_ulong __unused2;
+ abi_ulong shm_ctime; /* time of last change by shmctl() */
+ abi_ulong __unused3;
+ abi_int shm_cpid; /* pid of creator */
+ abi_int shm_lpid; /* pid of last shmop */
+ abi_ulong shm_nattch; /* number of current attaches */
+ abi_ulong __unused4;
+ abi_ulong __unused5;
+};
+
+#endif