68 lines
1.5 KiB
C
68 lines
1.5 KiB
C
/*
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* Copyright (c) 2006-2020, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2011-09-15 Bernard first version
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*/
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#ifndef __ARMV8_H__
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#define __ARMV8_H__
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/* the exception stack without VFP registers */
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struct rt_hw_exp_stack
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{
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unsigned long pc;
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unsigned long cpsr;
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unsigned long sp_el0;
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unsigned long x30;
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unsigned long fpcr;
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unsigned long fpsr;
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unsigned long x28;
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unsigned long x29;
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unsigned long x26;
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unsigned long x27;
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unsigned long x24;
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unsigned long x25;
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unsigned long x22;
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unsigned long x23;
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unsigned long x20;
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unsigned long x21;
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unsigned long x18;
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unsigned long x19;
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unsigned long x16;
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unsigned long x17;
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unsigned long x14;
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unsigned long x15;
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unsigned long x12;
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unsigned long x13;
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unsigned long x10;
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unsigned long x11;
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unsigned long x8;
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unsigned long x9;
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unsigned long x6;
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unsigned long x7;
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unsigned long x4;
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unsigned long x5;
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unsigned long x2;
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unsigned long x3;
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unsigned long x0;
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unsigned long x1;
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unsigned long long fpu[16];
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};
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#define SP_ELx ((unsigned long)0x01)
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#define SP_EL0 ((unsigned long)0x00)
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#define PSTATE_EL1 ((unsigned long)0x04)
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#define PSTATE_EL2 ((unsigned long)0x08)
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#define PSTATE_EL3 ((unsigned long)0x0c)
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rt_ubase_t rt_hw_get_current_el(void);
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void rt_hw_set_elx_env(void);
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void rt_hw_set_current_vbar(rt_ubase_t addr);
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#endif
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