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/*
* Copyright (c) 2006-2020, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2011-09-15 Bernard first version
*/
#ifndef __ARMV8_H__
#define __ARMV8_H__
/* the exception stack without VFP registers */
struct rt_hw_exp_stack
{
unsigned long long pc;
unsigned long long spsr;
unsigned long long x30;
unsigned long long xz;
unsigned long long x28;
unsigned long long x29;
unsigned long long x26;
unsigned long long x27;
unsigned long long x24;
unsigned long long x25;
unsigned long long x22;
unsigned long long x23;
unsigned long long x20;
unsigned long long x21;
unsigned long long x18;
unsigned long long x19;
unsigned long long x16;
unsigned long long x17;
unsigned long long x14;
unsigned long long x15;
unsigned long long x12;
unsigned long long x13;
unsigned long long x10;
unsigned long long x11;
unsigned long long x8;
unsigned long long x9;
unsigned long long x6;
unsigned long long x7;
unsigned long long x4;
unsigned long long x5;
unsigned long long x2;
unsigned long long x3;
unsigned long long x0;
unsigned long long x1;
};
#define SP_ELx ( ( unsigned long long ) 0x01 )
#define SP_EL0 ( ( unsigned long long ) 0x00 )
#define PSTATE_EL1 ( ( unsigned long long ) 0x04 )
#define PSTATE_EL2 ( ( unsigned long long ) 0x08 )
#define PSTATE_EL3 ( ( unsigned long long ) 0x0c )
rt_ubase_t rt_hw_get_current_el(void);
void rt_hw_set_elx_env(void);
void rt_hw_set_current_vbar(rt_ubase_t addr);
#endif
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