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27 lines
591 B
C
27 lines
591 B
C
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#ifndef __BITS_SETJMP_H__
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# define __BITS_SETJMP_H__
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#include <stddef.h>
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#include <stdint.h>
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/*
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** Custom(?) jmp_buf struct
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** @note: save only r8 ~ r15 and SR / PC registers
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** The SR register is saved first because the longjump can be involved with
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** different register bank. So to avoid this, it's more simple to restore the
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** saved SR first then restore all register (see <src/setjmp/longjmp.S>)
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**
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** TODO: save process signal mask ?
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*/
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struct __jmp_buf
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{
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uint32_t sr;
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uint32_t reg[8];
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uint32_t gbr;
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uint32_t macl;
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uint32_t mach;
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uint32_t pr;
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};
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#endif /*__BITS_SETJMP_H__*/
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