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27 lines
596 B
27 lines
596 B
#ifndef _ASMARM_TRAP_H
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#define _ASMARM_TRAP_H
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#include <linux/list.h>
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struct undef_hook {
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struct list_head node;
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u32 instr_mask;
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u32 instr_val;
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u32 cpsr_mask;
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u32 cpsr_val;
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int (*fn)(struct pt_regs *regs, unsigned int instr);
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};
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void register_undef_hook(struct undef_hook *hook);
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void unregister_undef_hook(struct undef_hook *hook);
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static inline int in_exception_text(unsigned long ptr)
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{
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extern char __exception_text_start[];
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extern char __exception_text_end[];
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return ptr >= (unsigned long)&__exception_text_start &&
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ptr < (unsigned long)&__exception_text_end;
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}
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#endif
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