68 lines
1.8 KiB
C
68 lines
1.8 KiB
C
/*
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*
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* (C) COPYRIGHT 2015 ARM Limited. All rights reserved.
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*
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* This program is free software and is provided to you under the terms of the
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* GNU General Public License version 2 as published by the Free Software
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* Foundation, and any use by you of this program is subject to the terms
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* of such GNU licence.
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*
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* A copy of the licence is included with the program, and can also be obtained
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* from Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*
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*/
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#ifndef _KBASE_SMC_H_
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#define _KBASE_SMC_H_
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#ifdef CONFIG_ARM64
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#include <mali_kbase.h>
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#define SMC_FAST_CALL (1 << 31)
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#define SMC_64 (1 << 30)
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#define SMC_OEN_OFFSET 24
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#define SMC_OEN_MASK (0x3F << SMC_OEN_OFFSET) /* 6 bits */
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#define SMC_OEN_SIP (2 << SMC_OEN_OFFSET)
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#define SMC_OEN_STD (4 << SMC_OEN_OFFSET)
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/**
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* kbase_invoke_smc_fid - Perform a secure monitor call
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* @fid: The SMC function to call, see SMC Calling convention.
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* @arg0: First argument to the SMC.
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* @arg1: Second argument to the SMC.
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* @arg2: Third argument to the SMC.
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*
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* See SMC Calling Convention for details.
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*
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* Return: the return value from the SMC.
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*/
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u64 kbase_invoke_smc_fid(u32 fid, u64 arg0, u64 arg1, u64 arg2);
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/**
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* kbase_invoke_smc_fid - Perform a secure monitor call
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* @oen: Owning Entity number (SIP, STD etc).
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* @function_number: The function number within the OEN.
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* @smc64: use SMC64 calling convention instead of SMC32.
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* @arg0: First argument to the SMC.
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* @arg1: Second argument to the SMC.
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* @arg2: Third argument to the SMC.
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*
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* See SMC Calling Convention for details.
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*
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* Return: the return value from the SMC call.
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*/
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u64 kbase_invoke_smc(u32 oen, u16 function_number, bool smc64,
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u64 arg0, u64 arg1, u64 arg2);
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#endif /* CONFIG_ARM64 */
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#endif /* _KBASE_SMC_H_ */
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