121 lines
3.2 KiB
C
121 lines
3.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
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/*
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* Copyright © 2016 Intel Corporation
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*
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* Authors:
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* Rafael Antognolli <rafael.antognolli@intel.com>
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* Scott Bauer <scott.bauer@intel.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*/
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#ifndef _UAPI_SED_OPAL_H
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#define _UAPI_SED_OPAL_H
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#include <linux/types.h>
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#define OPAL_KEY_MAX 256
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#define OPAL_MAX_LRS 9
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enum opal_mbr {
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OPAL_MBR_ENABLE = 0x0,
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OPAL_MBR_DISABLE = 0x01,
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};
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enum opal_user {
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OPAL_ADMIN1 = 0x0,
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OPAL_USER1 = 0x01,
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OPAL_USER2 = 0x02,
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OPAL_USER3 = 0x03,
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OPAL_USER4 = 0x04,
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OPAL_USER5 = 0x05,
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OPAL_USER6 = 0x06,
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OPAL_USER7 = 0x07,
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OPAL_USER8 = 0x08,
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OPAL_USER9 = 0x09,
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};
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enum opal_lock_state {
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OPAL_RO = 0x01, /* 0001 */
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OPAL_RW = 0x02, /* 0010 */
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OPAL_LK = 0x04, /* 0100 */
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};
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struct opal_key {
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__u8 lr;
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__u8 key_len;
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__u8 __align[6];
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__u8 key[OPAL_KEY_MAX];
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};
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struct opal_lr_act {
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struct opal_key key;
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__u32 sum;
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__u8 num_lrs;
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__u8 lr[OPAL_MAX_LRS];
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__u8 align[2]; /* Align to 8 byte boundary */
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};
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struct opal_session_info {
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__u32 sum;
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__u32 who;
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struct opal_key opal_key;
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};
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struct opal_user_lr_setup {
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__u64 range_start;
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__u64 range_length;
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__u32 RLE; /* Read Lock enabled */
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__u32 WLE; /* Write Lock Enabled */
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struct opal_session_info session;
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};
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struct opal_lock_unlock {
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struct opal_session_info session;
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__u32 l_state;
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__u8 __align[4];
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};
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struct opal_new_pw {
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struct opal_session_info session;
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/* When we're not operating in sum, and we first set
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* passwords we need to set them via ADMIN authority.
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* After passwords are changed, we can set them via,
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* User authorities.
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* Because of this restriction we need to know about
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* Two different users. One in 'session' which we will use
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* to start the session and new_userr_pw as the user we're
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* chaning the pw for.
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*/
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struct opal_session_info new_user_pw;
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};
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struct opal_mbr_data {
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struct opal_key key;
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__u8 enable_disable;
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__u8 __align[7];
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};
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#define IOC_OPAL_SAVE _IOW('p', 220, struct opal_lock_unlock)
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#define IOC_OPAL_LOCK_UNLOCK _IOW('p', 221, struct opal_lock_unlock)
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#define IOC_OPAL_TAKE_OWNERSHIP _IOW('p', 222, struct opal_key)
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#define IOC_OPAL_ACTIVATE_LSP _IOW('p', 223, struct opal_lr_act)
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#define IOC_OPAL_SET_PW _IOW('p', 224, struct opal_new_pw)
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#define IOC_OPAL_ACTIVATE_USR _IOW('p', 225, struct opal_session_info)
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#define IOC_OPAL_REVERT_TPR _IOW('p', 226, struct opal_key)
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#define IOC_OPAL_LR_SETUP _IOW('p', 227, struct opal_user_lr_setup)
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#define IOC_OPAL_ADD_USR_TO_LR _IOW('p', 228, struct opal_lock_unlock)
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#define IOC_OPAL_ENABLE_DISABLE_MBR _IOW('p', 229, struct opal_mbr_data)
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#define IOC_OPAL_ERASE_LR _IOW('p', 230, struct opal_session_info)
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#define IOC_OPAL_SECURE_ERASE_LR _IOW('p', 231, struct opal_session_info)
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#endif /* _UAPI_SED_OPAL_H */
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