sed-opal.h (5343B)
- /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
- /*
- * Copyright © 2016 Intel Corporation
- *
- * Authors:
- * Rafael Antognolli <rafael.antognolli@intel.com>
- * Scott Bauer <scott.bauer@intel.com>
- */
- #ifndef _SED_OPAL_H
- #define _SED_OPAL_H
- #include <linux/types.h>
- #define OPAL_KEY_MAX 256
- #define OPAL_MAX_LRS 9
- enum opal_mbr {
- OPAL_MBR_ENABLE = 0x0,
- OPAL_MBR_DISABLE = 0x01,
- };
- enum opal_mbr_done_flag {
- OPAL_MBR_NOT_DONE = 0x0,
- OPAL_MBR_DONE = 0x01
- };
- enum opal_user {
- OPAL_ADMIN1 = 0x0,
- OPAL_USER1 = 0x01,
- OPAL_USER2 = 0x02,
- OPAL_USER3 = 0x03,
- OPAL_USER4 = 0x04,
- OPAL_USER5 = 0x05,
- OPAL_USER6 = 0x06,
- OPAL_USER7 = 0x07,
- OPAL_USER8 = 0x08,
- OPAL_USER9 = 0x09,
- };
- enum opal_lock_state {
- OPAL_RO = 0x01, /* 0001 */
- OPAL_RW = 0x02, /* 0010 */
- OPAL_LK = 0x04, /* 0100 */
- };
- enum opal_lock_flags {
- /* IOC_OPAL_SAVE will also store the provided key for locking */
- OPAL_SAVE_FOR_LOCK = 0x01,
- };
- enum opal_key_type {
- OPAL_INCLUDED = 0, /* key[] is the key */
- OPAL_KEYRING, /* key is in keyring */
- };
- struct opal_key {
- __u8 lr;
- __u8 key_len;
- __u8 key_type;
- __u8 __align[5];
- __u8 key[OPAL_KEY_MAX];
- };
- enum opal_revert_lsp_opts {
- OPAL_PRESERVE = 0x01,
- };
- struct opal_lr_act {
- struct opal_key key;
- __u32 sum;
- __u8 num_lrs;
- __u8 lr[OPAL_MAX_LRS];
- __u8 align[2]; /* Align to 8 byte boundary */
- };
- struct opal_session_info {
- __u32 sum;
- __u32 who;
- struct opal_key opal_key;
- };
- struct opal_user_lr_setup {
- __u64 range_start;
- __u64 range_length;
- __u32 RLE; /* Read Lock enabled */
- __u32 WLE; /* Write Lock Enabled */
- struct opal_session_info session;
- };
- struct opal_lr_status {
- struct opal_session_info session;
- __u64 range_start;
- __u64 range_length;
- __u32 RLE; /* Read Lock enabled */
- __u32 WLE; /* Write Lock Enabled */
- __u32 l_state;
- __u8 align[4];
- };
- struct opal_lock_unlock {
- struct opal_session_info session;
- __u32 l_state;
- __u16 flags;
- __u8 __align[2];
- };
- struct opal_new_pw {
- struct opal_session_info session;
- /* 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 'session' which we will use
- * to start the session and new_userr_pw as the user we're
- * chaning the pw for.
- */
- struct opal_session_info new_user_pw;
- };
- struct opal_mbr_data {
- struct opal_key key;
- __u8 enable_disable;
- __u8 __align[7];
- };
- struct opal_mbr_done {
- struct opal_key key;
- __u8 done_flag;
- __u8 __align[7];
- };
- struct opal_shadow_mbr {
- struct opal_key key;
- const __u64 data;
- __u64 offset;
- __u64 size;
- };
- /* Opal table operations */
- enum opal_table_ops {
- OPAL_READ_TABLE,
- OPAL_WRITE_TABLE,
- };
- #define OPAL_UID_LENGTH 8
- struct opal_read_write_table {
- struct opal_key key;
- const __u64 data;
- const __u8 table_uid[OPAL_UID_LENGTH];
- __u64 offset;
- __u64 size;
- #define OPAL_TABLE_READ (1 << OPAL_READ_TABLE)
- #define OPAL_TABLE_WRITE (1 << OPAL_WRITE_TABLE)
- __u64 flags;
- __u64 priv;
- };
- #define OPAL_FL_SUPPORTED 0x00000001
- #define OPAL_FL_LOCKING_SUPPORTED 0x00000002
- #define OPAL_FL_LOCKING_ENABLED 0x00000004
- #define OPAL_FL_LOCKED 0x00000008
- #define OPAL_FL_MBR_ENABLED 0x00000010
- #define OPAL_FL_MBR_DONE 0x00000020
- #define OPAL_FL_SUM_SUPPORTED 0x00000040
- struct opal_status {
- __u32 flags;
- __u32 reserved;
- };
- /*
- * Geometry Reporting per TCG Storage OPAL SSC
- * section 3.1.1.4
- */
- struct opal_geometry {
- __u8 align;
- __u32 logical_block_size;
- __u64 alignment_granularity;
- __u64 lowest_aligned_lba;
- __u8 __align[3];
- };
- struct opal_discovery {
- __u64 data;
- __u64 size;
- };
- struct opal_revert_lsp {
- struct opal_key key;
- __u32 options;
- __u32 __pad;
- };
- #define IOC_OPAL_SAVE _IOW('p', 220, struct opal_lock_unlock)
- #define IOC_OPAL_LOCK_UNLOCK _IOW('p', 221, struct opal_lock_unlock)
- #define IOC_OPAL_TAKE_OWNERSHIP _IOW('p', 222, struct opal_key)
- #define IOC_OPAL_ACTIVATE_LSP _IOW('p', 223, struct opal_lr_act)
- #define IOC_OPAL_SET_PW _IOW('p', 224, struct opal_new_pw)
- #define IOC_OPAL_ACTIVATE_USR _IOW('p', 225, struct opal_session_info)
- #define IOC_OPAL_REVERT_TPR _IOW('p', 226, struct opal_key)
- #define IOC_OPAL_LR_SETUP _IOW('p', 227, struct opal_user_lr_setup)
- #define IOC_OPAL_ADD_USR_TO_LR _IOW('p', 228, struct opal_lock_unlock)
- #define IOC_OPAL_ENABLE_DISABLE_MBR _IOW('p', 229, struct opal_mbr_data)
- #define IOC_OPAL_ERASE_LR _IOW('p', 230, struct opal_session_info)
- #define IOC_OPAL_SECURE_ERASE_LR _IOW('p', 231, struct opal_session_info)
- #define IOC_OPAL_PSID_REVERT_TPR _IOW('p', 232, struct opal_key)
- #define IOC_OPAL_MBR_DONE _IOW('p', 233, struct opal_mbr_done)
- #define IOC_OPAL_WRITE_SHADOW_MBR _IOW('p', 234, struct opal_shadow_mbr)
- #define IOC_OPAL_GENERIC_TABLE_RW _IOW('p', 235, struct opal_read_write_table)
- #define IOC_OPAL_GET_STATUS _IOR('p', 236, struct opal_status)
- #define IOC_OPAL_GET_LR_STATUS _IOW('p', 237, struct opal_lr_status)
- #define IOC_OPAL_GET_GEOMETRY _IOR('p', 238, struct opal_geometry)
- #define IOC_OPAL_DISCOVERY _IOW('p', 239, struct opal_discovery)
- #define IOC_OPAL_REVERT_LSP _IOW('p', 240, struct opal_revert_lsp)
- #endif /* _SED_OPAL_H */