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/** @file
*
* Copyright (c) 2016 - 2017, ARM Limited. All rights reserved.
*
* SPDX-License-Identifier: BSD-2-Clause-Patent
*
**/
#ifndef ARM_SVC_LIB_H_
#define ARM_SVC_LIB_H_
/**
* The size of the SVC arguments are different between AArch64 and AArch32.
* The native size is used for the arguments.
*/
typedef struct {
UINTN Arg0;
UINTN Arg1;
UINTN Arg2;
UINTN Arg3;
UINTN Arg4;
UINTN Arg5;
UINTN Arg6;
UINTN Arg7;
} ARM_SVC_ARGS;
/**
Trigger an SVC call
SVC calls can take up to 8 arguments and return up to 8 return values.
Therefore, the 8 first fields in the ARM_SVC_ARGS structure are used
for both input and output values.
@param[in, out] Args Arguments to be passed as part of the SVC call
The return values of the SVC call are also placed
in the same structure
@retval None
**/
VOID
ArmCallSvc (
IN OUT ARM_SVC_ARGS *Args
);
#endif // ARM_SVC_LIB_H_
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