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+/*
+ * Copyright © 2016 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ *
+ * Authors:
+ * Rafael Antognolli <rafael.antognolli@intel.com>
+ * Scott Bauer <scott.bauer@intel.com>
+ */
+
+#ifndef LINUX_OPAL_H
+#define LINUX_OPAL_H
+
+#include <linux/sed.h>
+#include <linux/kernel.h>
+
+enum {
+ TCG_SECP_00 = 0,
+ TCG_SECP_01,
+};
+
+struct opal_suspend_unlk {
+ void *data;
+ const char *name;
+ struct sec_ops ops;
+};
+
+int opal_save(struct block_device *bdev, struct sed_key *key);
+int opal_lock_unlock(struct block_device *bdev, struct sed_key *key);
+int opal_take_ownership(struct block_device *bdev, struct sed_key *key);
+int opal_activate_lsp(struct block_device *bdev, struct sed_key *key);
+int opal_set_new_pw(struct block_device *bdev, struct sed_key *key);
+int opal_activate_user(struct block_device *bdev, struct sed_key *key);
+int opal_reverttper(struct block_device *bdev, struct sed_key *key);
+int opal_setup_locking_range(struct block_device *bdev, struct sed_key *key);
+int opal_add_user_to_lr(struct block_device *bdev, struct sed_key *key);
+int opal_enable_disable_shadow_mbr(struct block_device *bdev, struct sed_key *key);
+int opal_unlock_from_suspend(struct opal_suspend_unlk *data);
+int opal_erase_locking_range(struct block_device *bdev, struct sed_key *key);
+
+#endif /* LINUX_OPAL_H */
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+/*
+ * Self-Encrypting Drive interface - sed.h
+ *
+ * Copyright (C) 2016 Intel Corporation <jonathan.derrick@intel.com>
+ *
+ * This code is the generic layer to interface with self-encrypting
+ * drives. Specific command sets should advertise support to sed uapi
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, 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 General Public License for
+ * more details.
+ *
+ */
+
+#ifndef LINUX_SED_H
+#define LINUX_SED_H
+
+#include <linux/blkdev.h>
+#include <uapi/linux/sed.h>
+
+/*
+ * sec_ops - transport specific Trusted Send/Receive functions
+ * See SPC-4 for specific definitions
+ *
+ * @sec_send: sends the payload to the trusted peripheral
+ * SPSP: Security Protocol Specific
+ * SECP: Security Protocol
+ * buf: Payload
+ * len: Payload length
+ * @recv: Receives a payload from the trusted peripheral
+ * SPSP: Security Protocol Specific
+ * SECP: Security Protocol
+ * buf: Payload
+ * len: Payload length
+ */
+
+typedef void (sec_cb)(int error, void *data);
+
+struct sec_ops {
+ int (*send)(void *data, __u16 SPSP, __u8 SECP,
+ void *buffer, size_t len,
+ sec_cb *cb, void *cb_data);
+ int (*recv)(void *data, __u16 SPSP, __u8 SECP,
+ void *buffer, size_t len,
+ sec_cb *cb, void *cb_data);
+};
+
+
+#ifdef CONFIG_SED
+int sed_save(struct block_device *bdev, struct sed_key *key);
+int sed_lock_unlock(struct block_device *bdev, struct sed_key *key);
+int sed_take_ownership(struct block_device *bdev, struct sed_key *key);
+int sed_activate_lsp(struct block_device *bdev, struct sed_key *key);
+int sed_set_pw(struct block_device *bdev, struct sed_key *key);
+int sed_activate_user(struct block_device *bdev, struct sed_key *key);
+int sed_reverttper(struct block_device *bdev, struct sed_key *key);
+int sed_setup_locking_range(struct block_device *bdev, struct sed_key *key);
+int sed_adduser_to_lr(struct block_device *bdev, struct sed_key *key);
+int sed_do_mbr(struct block_device *bdev, struct sed_key *key);
+int sed_erase_lr(struct block_device *bdev, struct sed_key *key);
+#else
+static inline int sed_save(struct block_device *bdev, struct sed_key *key)
+ { return -EOPNOTSUPP; }
+static inline int sed_lock_unlock(struct block_device *bdev, struct sed_key *key)
+ { return -EOPNOTSUPP; }
+static inline int sed_take_ownership(struct block_device *bdev, struct sed_key *key)
+ { return -EOPNOTSUPP; }
+static inline int sed_activate_lsp(struct block_device *bdev, struct sed_key *key)
+ { return -EOPNOTSUPP; }
+static inline int sed_set_pw(struct block_device *bdev, struct sed_key *key)
+ { return -EOPNOTSUPP; }
+static inline int sed_activate_user(struct block_device *bdev, struct sed_key *key)
+ { return -EOPNOTSUPP; }
+static inline int sed_reverttper(struct block_device *bdev, struct sed_key *key)
+ { return -EOPNOTSUPP; }
+static inline int sed_setup_locking_range(struct block_device *bdev, struct sed_key *key)
+ { return -EOPNOTSUPP; }
+static inline int sed_adduser_to_lr(struct block_device *bdev, struct sed_key *key)
+ { return -EOPNOTSUPP; }
+static inline int sed_do_mbr(struct block_device *bdev, struct sed_key *key)
+ { return -EOPNOTSUPP; }
+static inline int sed_erase_lr(struct block_device *bdev, struct sed_key *key)
+ { return -EOPNOTSUPP; }
+#endif
+
+#endif /* LINUX_SED_H */
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+/*
+ * Copyright © 2016 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ *
+ * Author:
+ * Rafael Antognolli <rafael.antognolli@intel.com>
+ * Scott Bauer <rafael.antognolli@intel.com>
+ */
+
+#ifndef _UAPI_OPAL_H
+#define _UAPI_OPAL_H
+
+#include <linux/types.h>
+
+#define OPAL_KEY_MAX 256
+
+enum opal_mbr {
+ OPAL_MBR_ENABLE,
+ OPAL_MBR_DISABLE,
+};
+
+enum opal_user {
+ OPAL_ADMIN1,
+ OPAL_USER1,
+ OPAL_USER2,
+ OPAL_USER3,
+ OPAL_USER4,
+ OPAL_USER5,
+ OPAL_USER6,
+ OPAL_USER7,
+ OPAL_USER8,
+ OPAL_USER9,
+};
+
+struct opal_user_info {
+ bool SUM;
+ enum opal_user who;
+};
+
+enum opal_key_type {
+ OPAL_KEY_PLAIN,
+ OPAL_KEY_KEYRING,
+};
+
+enum opal_lock_state {
+ OPAL_RO = 0x01, /* 0001 */
+ OPAL_RW = 0x02, /* 0010 */
+ OPAL_LK = 0x04, /* 0100 */
+};
+
+struct opal_key {
+ __u8 lr;
+ __u8 key_type;
+ __u8 key_len;
+ __u8 key[OPAL_KEY_MAX];
+};
+
+struct opal_activate_user {
+ struct opal_user_info who;
+ struct opal_key key;
+};
+
+struct opal_user_lr_setup {
+ struct opal_user_info who;
+ struct opal_key key;
+ size_t range_start;
+ size_t range_length;
+ int RLE; /* Read Lock enabled */
+ int WLE; /* Write Lock Enabled */
+};
+
+struct opal_lock_unlock {
+ struct opal_user_info authority;
+ enum opal_lock_state l_state;
+ struct opal_key key;
+};
+
+struct opal_new_pw {
+ struct opal_user_info who;
+
+ /* When we're not operating in SUM, and we first set
+ * passwords we need to set them via ADMIN authority.
+ * After passwords are changed, we can set them via,
+ * User authorities.
+ * Because of this restriction we need to know about
+ * Two different users. One in 'who' which we will use
+ * to start the session and user_for_pw as the user we're
+ * chaning the pw for.
+ */
+ enum opal_user user_for_pw;
+ struct opal_key current_pin;
+ struct opal_key new_pin;
+};
+
+struct opal_mbr_data {
+ u8 enable_disable;
+ struct opal_key key;
+};
+
+#endif /* _UAPI_SED_H */
new file mode 100644
@@ -0,0 +1,55 @@
+/*
+ * Definitions for the self-encrypting drive interface
+ * Copyright (c) 2016, Intel Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, 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 General Public License for
+ * more details.
+ */
+
+#ifndef _UAPI_SED_H
+#define _UAPI_SED_H
+
+#include <linux/types.h>
+
+enum sed_key_type {
+ OPAL,
+ OPAL_PW,
+ OPAL_ACT_USR,
+ OPAL_LR_SETUP,
+ OPAL_LOCK_UNLOCK,
+ OPAL_MBR_DATA,
+};
+
+struct sed_key {
+ __u32 sed_type;
+ union {
+ struct opal_key __user *opal;
+ struct opal_new_pw __user *opal_pw;
+ struct opal_activate_user __user *opal_act;
+ struct opal_user_lr_setup __user *opal_lrs;
+ struct opal_lock_unlock __user *opal_lk_unlk;
+ struct opal_mbr_data __user *opal_mbr;
+ /* additional command set key types */
+ };
+};
+
+
+#define IOC_SED_SAVE _IOW('p', 220, struct sed_key)
+#define IOC_SED_LOCK_UNLOCK _IOW('p', 221, struct sed_key)
+#define IOC_SED_TAKE_OWNERSHIP _IOW('p', 222, struct sed_key)
+#define IOC_SED_ACTIVATE_LSP _IOW('p', 223, struct sed_key)
+#define IOC_SED_SET_PW _IOW('p', 224, struct sed_key)
+#define IOC_SED_ACTIVATE_USR _IOW('p', 225, struct sed_key)
+#define IOC_SED_REVERT_TPR _IOW('p', 226, struct sed_key)
+#define IOC_SED_LR_SETUP _IOW('p', 227, struct sed_key)
+#define IOC_SED_ADD_USR_TO_LR _IOW('p', 228, struct sed_key)
+#define IOC_SED_ENABLE_DISABLE_MBR _IOW('p', 229, struct sed_key)
+#define IOC_SED_ERASE_LR _IOW('p', 230, struct sed_key)
+
+#endif /* _UAPI_SED_H */