[PATCH v5 1/4] Include: Uapi: Add user ABI for Sed/Opal
Scott Bauer
scott.bauer at intel.com
Tue Jan 31 02:17:21 PST 2017
Signed-off-by: Scott Bauer <scott.bauer at intel.com>
Signed-off-by: Rafael Antognolli <Rafael.Antognolli at intel.com>
---
include/uapi/linux/sed-opal.h | 115 ++++++++++++++++++++++++++++++++++++++++++
1 file changed, 115 insertions(+)
create mode 100644 include/uapi/linux/sed-opal.h
diff --git a/include/uapi/linux/sed-opal.h b/include/uapi/linux/sed-opal.h
new file mode 100644
index 0000000..723ad89
--- /dev/null
+++ b/include/uapi/linux/sed-opal.h
@@ -0,0 +1,115 @@
+/*
+ * Copyright © 2016 Intel Corporation
+ *
+ * Authors:
+ * Rafael Antognolli <rafael.antognolli at intel.com>
+ * Scott Bauer <scott.bauer at intel.com>
+ *
+ * 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_OPAL_H
+#define _UAPI_SED_OPAL_H
+
+#include <linux/types.h>
+
+#define OPAL_KEY_MAX 256
+#define OPAL_MAX_LRS 9
+
+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,
+};
+
+enum opal_lock_state {
+ OPAL_RO = 0x01, /* 0001 */
+ OPAL_RW = 0x02, /* 0010 */
+ OPAL_LK = 0x04, /* 0100 */
+};
+
+struct opal_key {
+ uint8_t lr;
+ uint8_t key_len;
+ char key[OPAL_KEY_MAX];
+};
+
+struct opal_lr_act {
+ int sum;
+ uint8_t num_lrs;
+ uint8_t lr[OPAL_MAX_LRS];
+ struct opal_key key;
+};
+
+struct opal_session_info {
+ int sum;
+ struct opal_key opal_key;
+ enum opal_user who;
+};
+
+struct opal_user_lr_setup {
+ struct opal_session_info session;
+ size_t range_start;
+ size_t range_length;
+ int RLE; /* Read Lock enabled */
+ int WLE; /* Write Lock Enabled */
+};
+
+struct opal_lock_unlock {
+ struct opal_session_info session;
+ enum opal_lock_state l_state;
+};
+
+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 {
+ u8 enable_disable;
+ struct opal_key key;
+};
+
+#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_key)
+#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)
+
+#endif /* _UAPI_SED_OPAL_H */
--
2.7.4
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