xref: /OK3568_Linux_fs/kernel/arch/m68k/include/uapi/asm/ptrace.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2*4882a593Smuzhiyun #ifndef _UAPI_M68K_PTRACE_H
3*4882a593Smuzhiyun #define _UAPI_M68K_PTRACE_H
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun #define PT_D1	   0
6*4882a593Smuzhiyun #define PT_D2	   1
7*4882a593Smuzhiyun #define PT_D3	   2
8*4882a593Smuzhiyun #define PT_D4	   3
9*4882a593Smuzhiyun #define PT_D5	   4
10*4882a593Smuzhiyun #define PT_D6	   5
11*4882a593Smuzhiyun #define PT_D7	   6
12*4882a593Smuzhiyun #define PT_A0	   7
13*4882a593Smuzhiyun #define PT_A1	   8
14*4882a593Smuzhiyun #define PT_A2	   9
15*4882a593Smuzhiyun #define PT_A3	   10
16*4882a593Smuzhiyun #define PT_A4	   11
17*4882a593Smuzhiyun #define PT_A5	   12
18*4882a593Smuzhiyun #define PT_A6	   13
19*4882a593Smuzhiyun #define PT_D0	   14
20*4882a593Smuzhiyun #define PT_USP	   15
21*4882a593Smuzhiyun #define PT_ORIG_D0 16
22*4882a593Smuzhiyun #define PT_SR	   17
23*4882a593Smuzhiyun #define PT_PC	   18
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun #ifndef __ASSEMBLY__
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun /* this struct defines the way the registers are stored on the
28*4882a593Smuzhiyun    stack during a system call. */
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun struct pt_regs {
31*4882a593Smuzhiyun   long     d1;
32*4882a593Smuzhiyun   long     d2;
33*4882a593Smuzhiyun   long     d3;
34*4882a593Smuzhiyun   long     d4;
35*4882a593Smuzhiyun   long     d5;
36*4882a593Smuzhiyun   long     a0;
37*4882a593Smuzhiyun   long     a1;
38*4882a593Smuzhiyun   long     a2;
39*4882a593Smuzhiyun   long     d0;
40*4882a593Smuzhiyun   long     orig_d0;
41*4882a593Smuzhiyun   long     stkadj;
42*4882a593Smuzhiyun #ifdef CONFIG_COLDFIRE
43*4882a593Smuzhiyun   unsigned format :  4; /* frame format specifier */
44*4882a593Smuzhiyun   unsigned vector : 12; /* vector offset */
45*4882a593Smuzhiyun   unsigned short sr;
46*4882a593Smuzhiyun   unsigned long  pc;
47*4882a593Smuzhiyun #else
48*4882a593Smuzhiyun   unsigned short sr;
49*4882a593Smuzhiyun   unsigned long  pc;
50*4882a593Smuzhiyun   unsigned format :  4; /* frame format specifier */
51*4882a593Smuzhiyun   unsigned vector : 12; /* vector offset */
52*4882a593Smuzhiyun #endif
53*4882a593Smuzhiyun };
54*4882a593Smuzhiyun 
55*4882a593Smuzhiyun /*
56*4882a593Smuzhiyun  * This is the extended stack used by signal handlers and the context
57*4882a593Smuzhiyun  * switcher: it's pushed after the normal "struct pt_regs".
58*4882a593Smuzhiyun  */
59*4882a593Smuzhiyun struct switch_stack {
60*4882a593Smuzhiyun 	unsigned long  d6;
61*4882a593Smuzhiyun 	unsigned long  d7;
62*4882a593Smuzhiyun 	unsigned long  a3;
63*4882a593Smuzhiyun 	unsigned long  a4;
64*4882a593Smuzhiyun 	unsigned long  a5;
65*4882a593Smuzhiyun 	unsigned long  a6;
66*4882a593Smuzhiyun 	unsigned long  retpc;
67*4882a593Smuzhiyun };
68*4882a593Smuzhiyun 
69*4882a593Smuzhiyun /* Arbitrarily choose the same ptrace numbers as used by the Sparc code. */
70*4882a593Smuzhiyun #define PTRACE_GETREGS            12
71*4882a593Smuzhiyun #define PTRACE_SETREGS            13
72*4882a593Smuzhiyun #define PTRACE_GETFPREGS          14
73*4882a593Smuzhiyun #define PTRACE_SETFPREGS          15
74*4882a593Smuzhiyun 
75*4882a593Smuzhiyun #define PTRACE_GET_THREAD_AREA    25
76*4882a593Smuzhiyun 
77*4882a593Smuzhiyun #define PTRACE_SINGLEBLOCK	33	/* resume execution until next branch */
78*4882a593Smuzhiyun 
79*4882a593Smuzhiyun #endif /* __ASSEMBLY__ */
80*4882a593Smuzhiyun #endif /* _UAPI_M68K_PTRACE_H */
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