3 * (C) COPYRIGHT 2011 ARM Limited. All rights reserved.
5 * This program is free software and is provided to you under the terms of the GNU General Public License version 2
6 * as published by the Free Software Foundation, and any use by you of this program is subject to the terms of such GNU licence.
8 * A copy of the licence is included with the program, and can also be obtained from Free Software
9 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
16 * @file mali_kbase_security.h
17 * Base kernel security capability APIs
20 #ifndef _KBASE_SECURITY_H_
21 #define _KBASE_SECURITY_H_
24 #define KBASE_SEC_FLAG_NOAUDIT (0u << 0) /* Silently handle privilege failure */
25 #define KBASE_SEC_FLAG_AUDIT (1u << 0) /* Write audit message on privilege failure */
26 #define KBASE_SEC_FLAG_MASK (KBASE_SEC_FLAG_AUDIT) /* Mask of all valid flag bits */
28 /* List of unique capabilities that have security access privileges */
30 /* Instrumentation Counters access privilege */
31 KBASE_SEC_INSTR_HW_COUNTERS_COLLECT = 1,
32 KBASE_SEC_MODIFY_PRIORITY
33 /* Add additional access privileges here */
34 } kbase_security_capability;
38 * kbase_security_has_capability - determine whether a task has a particular effective capability
39 * @param[in] kctx The task context.
40 * @param[in] cap The capability to check for.
41 * @param[in] flags Additional configuration information
42 * Such as whether to write an audit message or not.
43 * @return MALI_TRUE if success (capability is allowed), MALI_FALSE otherwise.
46 mali_bool kbase_security_has_capability(kbase_context *kctx, kbase_security_capability cap, u32 flags);
48 #endif /* _KBASE_SECURITY_H_ */