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/*
 * linux/include/asm-mips/ptrace.h
 *
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 * Copyright (C) 1994, 1995 by Waldorf GMBH
 * written by Ralf Baechle
 *
 * Machine dependent structs and defines to help the user use
 * the ptrace system call.
 */
#ifndef __ASM_MIPS_PTRACE_H
#define __ASM_MIPS_PTRACE_H
 
/*
 * This struct defines the way the registers are stored on the stack during a
 * system call/exception. As usual the registers k0/k1 aren't being saved.
 */
struct pt_regs {
        /*
         * Pad bytes for argument save space on the stack
         * 20/40 Bytes for 32/64 bit code
         */
        unsigned long pad0[5];
 
        /*
         * saved main processor registers
         */
        long            reg1,  reg2,  reg3,  reg4,  reg5,  reg6,  reg7;
        long     reg8,  reg9, reg10, reg11, reg12, reg13, reg14, reg15;
        long    reg16, reg17, reg18, reg19, reg20, reg21, reg22, reg23;
        long    reg24, reg25,               reg28, reg29, reg30, reg31;
 
        /*
         * Saved special registers
         */
        long    lo;
        long    hi;
 
        /*
         * saved cp0 registers
         */
        unsigned long cp0_status;
        unsigned long cp0_epc;
        unsigned long cp0_cause;
 
        /*
         * Some goodies...
         */
        unsigned long interrupt;
        long orig_reg2;
        long pad1;
};
 
#ifdef __KERNEL__
 
/*
 * Does the process account for user or for system time?
 */
#if defined (__R4000__)
 
#define user_mode(regs) ((regs)->cp0_status & 0x10)
 
#else /* !defined (__R4000__) */
 
#define user_mode(regs) (!((regs)->cp0_status & 0x8))
 
#endif /* !defined (__R4000__) */
 
#define instruction_pointer(regs) ((regs)->cp0_epc)
extern void show_regs(struct pt_regs *);
#endif
 
#endif /* __ASM_MIPS_PTRACE_H */

Line No.	Rev	Author	Line
1	199	simons	`/*`
2			`* linux/include/asm-mips/ptrace.h`
3			`*`
4			`* This file is subject to the terms and conditions of the GNU General Public`
5			`* License. See the file "COPYING" in the main directory of this archive`
6			`* for more details.`
7			`*`
8			`* Copyright (C) 1994, 1995 by Waldorf GMBH`
9			`* written by Ralf Baechle`
10			`*`
11			`* Machine dependent structs and defines to help the user use`
12			`* the ptrace system call.`
13			`*/`
14			`#ifndef __ASM_MIPS_PTRACE_H`
15			`#define __ASM_MIPS_PTRACE_H`
16
17			`/*`
18			`* This struct defines the way the registers are stored on the stack during a`
19			`* system call/exception. As usual the registers k0/k1 aren't being saved.`
20			`*/`
21			`struct pt_regs {`
22			`/*`
23			`* Pad bytes for argument save space on the stack`
24			`* 20/40 Bytes for 32/64 bit code`
25			`*/`
26			`unsigned long pad0[5];`
27
28			`/*`
29			`* saved main processor registers`
30			`*/`
31			`long reg1, reg2, reg3, reg4, reg5, reg6, reg7;`
32			`long reg8, reg9, reg10, reg11, reg12, reg13, reg14, reg15;`
33			`long reg16, reg17, reg18, reg19, reg20, reg21, reg22, reg23;`
34			`long reg24, reg25, reg28, reg29, reg30, reg31;`
35
36			`/*`
37			`* Saved special registers`
38			`*/`
39			`long lo;`
40			`long hi;`
41
42			`/*`
43			`* saved cp0 registers`
44			`*/`
45			`unsigned long cp0_status;`
46			`unsigned long cp0_epc;`
47			`unsigned long cp0_cause;`
48
49			`/*`
50			`* Some goodies...`
51			`*/`
52			`unsigned long interrupt;`
53			`long orig_reg2;`
54			`long pad1;`
55			`};`
56
57			`#ifdef __KERNEL__`
58
59			`/*`
60			`* Does the process account for user or for system time?`
61			`*/`
62			`#if defined (__R4000__)`
63
64			`#define user_mode(regs) ((regs)->cp0_status & 0x10)`
65
66			`#else /* !defined (__R4000__) */`
67
68			`#define user_mode(regs) (!((regs)->cp0_status & 0x8))`
69
70			`#endif /* !defined (__R4000__) */`
71
72			`#define instruction_pointer(regs) ((regs)->cp0_epc)`
73			`extern void show_regs(struct pt_regs *);`
74			`#endif`
75
76			`#endif /* __ASM_MIPS_PTRACE_H */`

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[/] [or1k/] [trunk/] [uclinux/] [uClinux-2.0.x/] [include/] [asm-mips/] [ptrace.h] - Blame information for rev 1765