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/*
* Copyright (c) 2012, ARM Limited. All rights reserved.
*
* Redistribution and use in source and binary forms, with
* or without modification, are permitted provided that the
* following conditions are met:
*
* Redistributions of source code must retain the above
* copyright notice, this list of conditions and the
* following disclaimer.
*
* Redistributions in binary form must reproduce the
* above copyright notice, this list of conditions and
* the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* Neither the name of ARM nor the names of its
* contributors may be used to endorse or promote products
* derived from this software without specific prior written
* permission.
*/
#ifndef __HVC_H__
#define __HVC_H__
#include "traps.h"
#include "handler.h"
#include "context.h"
#include "int_master.h"
/* Opcode to trigger a switch from the OS */
#define SWITCHER_ENTRY 0
/* Opcode to return to the trigger handler after a switch (NS SVC -> HYP) */
#define SWITCHER_EXIT 1
/* Opcode to save HYP mode context */
#define HYP_SAVE 2
/* Opcode to restore HYP mode context */
#define HYP_RESTORE 3
/* Opcode to test vGIC active bit reg */
#define VGIC_TEST 4
vm_context *hvc_handler(unsigned, vm_context *);
#endif /* __HVC_H__ */
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