1#ifndef _M68K_PTRACE_H
2#define _M68K_PTRACE_H
3
4#define PT_D1	   0
5#define PT_D2	   1
6#define PT_D3	   2
7#define PT_D4	   3
8#define PT_D5	   4
9#define PT_D6	   5
10#define PT_D7	   6
11#define PT_A0	   7
12#define PT_A1	   8
13#define PT_A2	   9
14#define PT_A3	   10
15#define PT_A4	   11
16#define PT_A5	   12
17#define PT_A6	   13
18#define PT_D0	   14
19#define PT_USP	   15
20#define PT_ORIG_D0 16
21#define PT_SR	   17
22#define PT_PC	   18
23
24#ifndef __ASSEMBLY__
25
26/* this struct defines the way the registers are stored on the
27   stack during a system call. */
28
29struct pt_regs {
30  long     d1;
31  long     d2;
32  long     d3;
33  long     d4;
34  long     d5;
35  long     a0;
36  long     a1;
37  long     a2;
38  long     d0;
39  long     orig_d0;
40  long     stkadj;
41#ifdef CONFIG_COLDFIRE
42  unsigned format :  4; /* frame format specifier */
43  unsigned vector : 12; /* vector offset */
44  unsigned short sr;
45  unsigned long  pc;
46#else
47  unsigned short sr;
48  unsigned long  pc;
49  unsigned format :  4; /* frame format specifier */
50  unsigned vector : 12; /* vector offset */
51#endif
52};
53
54/*
55 * This is the extended stack used by signal handlers and the context
56 * switcher: it's pushed after the normal "struct pt_regs".
57 */
58struct switch_stack {
59	unsigned long  d6;
60	unsigned long  d7;
61	unsigned long  a3;
62	unsigned long  a4;
63	unsigned long  a5;
64	unsigned long  a6;
65	unsigned long  retpc;
66};
67
68/* Arbitrarily choose the same ptrace numbers as used by the Sparc code. */
69#define PTRACE_GETREGS            12
70#define PTRACE_SETREGS            13
71#ifdef CONFIG_FPU
72#define PTRACE_GETFPREGS          14
73#define PTRACE_SETFPREGS          15
74#endif
75
76#ifdef __KERNEL__
77
78#ifndef PS_S
79#define PS_S  (0x2000)
80#define PS_M  (0x1000)
81#endif
82
83#define user_mode(regs) (!((regs)->sr & PS_S))
84#define instruction_pointer(regs) ((regs)->pc)
85#define profile_pc(regs) instruction_pointer(regs)
86extern void show_regs(struct pt_regs *);
87#endif /* __KERNEL__ */
88#endif /* __ASSEMBLY__ */
89#endif /* _M68K_PTRACE_H */
90