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90 lines
1.6 KiB
C
90 lines
1.6 KiB
C
#ifndef _I386_PTRACE_H
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#define _I386_PTRACE_H
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#include <asm/types.h>
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#define EBX 0
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#define ECX 1
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#define EDX 2
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#define ESI 3
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#define EDI 4
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#define EBP 5
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#define EAX 6
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#define DS 7
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#define ES 8
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#define FS 9
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#define GS 10
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#define ORIG_EAX 11
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#define EIP 12
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#define CS 13
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#define EFL 14
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#define UESP 15
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#define SS 16
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#define FRAME_SIZE 17
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/* this struct defines the way the registers are stored on the
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stack during a system call. */
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struct pt_regs {
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long ebx;
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long ecx;
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long edx;
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long esi;
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long edi;
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long ebp;
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long eax;
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int xds;
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int xes;
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int xfs;
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int xgs;
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long orig_eax;
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long eip;
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int xcs;
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long eflags;
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long esp;
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int xss;
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} __attribute__ ((packed));
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struct irq_regs {
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/* Pushed by irq_common_entry */
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long ebx;
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long ecx;
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long edx;
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long esi;
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long edi;
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long ebp;
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long esp;
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long eax;
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long xds;
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long xes;
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long xfs;
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long xgs;
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long xss;
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/* Pushed by vector handler (irq_<num>) */
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long irq_id;
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/* Pushed by cpu in response to interrupt */
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long eip;
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long xcs;
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long eflags;
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} __attribute__ ((packed));
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/* Arbitrarily choose the same ptrace numbers as used by the Sparc code. */
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#define PTRACE_GETREGS 12
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#define PTRACE_SETREGS 13
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#define PTRACE_GETFPREGS 14
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#define PTRACE_SETFPREGS 15
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#define PTRACE_GETFPXREGS 18
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#define PTRACE_SETFPXREGS 19
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#define PTRACE_SETOPTIONS 21
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/* options set using PTRACE_SETOPTIONS */
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#define PTRACE_O_TRACESYSGOOD 0x00000001
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#ifdef __KERNEL__
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#define user_mode(regs) ((VM_MASK & (regs)->eflags) || (3 & (regs)->xcs))
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#define instruction_pointer(regs) ((regs)->eip)
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extern void show_regs(struct pt_regs *);
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#endif
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#endif
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