xref: /OK3568_Linux_fs/kernel/arch/sh/include/uapi/asm/ptrace_32.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2*4882a593Smuzhiyun #ifndef _UAPI__ASM_SH_PTRACE_32_H
3*4882a593Smuzhiyun #define _UAPI__ASM_SH_PTRACE_32_H
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun /*
6*4882a593Smuzhiyun  * GCC defines register number like this:
7*4882a593Smuzhiyun  * -----------------------------
8*4882a593Smuzhiyun  *	 0 - 15 are integer registers
9*4882a593Smuzhiyun  *	17 - 22 are control/special registers
10*4882a593Smuzhiyun  *	24 - 39 fp registers
11*4882a593Smuzhiyun  *	40 - 47 xd registers
12*4882a593Smuzhiyun  *	48 -    fpscr register
13*4882a593Smuzhiyun  * -----------------------------
14*4882a593Smuzhiyun  *
15*4882a593Smuzhiyun  * We follows above, except:
16*4882a593Smuzhiyun  *	16 --- program counter (PC)
17*4882a593Smuzhiyun  *	22 --- syscall #
18*4882a593Smuzhiyun  *	23 --- floating point communication register
19*4882a593Smuzhiyun  */
20*4882a593Smuzhiyun #define REG_REG0	 0
21*4882a593Smuzhiyun #define REG_REG15	15
22*4882a593Smuzhiyun 
23*4882a593Smuzhiyun #define REG_PC		16
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun #define REG_PR		17
26*4882a593Smuzhiyun #define REG_SR		18
27*4882a593Smuzhiyun #define REG_GBR		19
28*4882a593Smuzhiyun #define REG_MACH	20
29*4882a593Smuzhiyun #define REG_MACL	21
30*4882a593Smuzhiyun 
31*4882a593Smuzhiyun #define REG_SYSCALL	22
32*4882a593Smuzhiyun 
33*4882a593Smuzhiyun #define REG_FPREG0	23
34*4882a593Smuzhiyun #define REG_FPREG15	38
35*4882a593Smuzhiyun #define REG_XFREG0	39
36*4882a593Smuzhiyun #define REG_XFREG15	54
37*4882a593Smuzhiyun 
38*4882a593Smuzhiyun #define REG_FPSCR	55
39*4882a593Smuzhiyun #define REG_FPUL	56
40*4882a593Smuzhiyun 
41*4882a593Smuzhiyun /*
42*4882a593Smuzhiyun  * This struct defines the way the registers are stored on the
43*4882a593Smuzhiyun  * kernel stack during a system call or other kernel entry.
44*4882a593Smuzhiyun  */
45*4882a593Smuzhiyun struct pt_regs {
46*4882a593Smuzhiyun 	unsigned long regs[16];
47*4882a593Smuzhiyun 	unsigned long pc;
48*4882a593Smuzhiyun 	unsigned long pr;
49*4882a593Smuzhiyun 	unsigned long sr;
50*4882a593Smuzhiyun 	unsigned long gbr;
51*4882a593Smuzhiyun 	unsigned long mach;
52*4882a593Smuzhiyun 	unsigned long macl;
53*4882a593Smuzhiyun 	long tra;
54*4882a593Smuzhiyun };
55*4882a593Smuzhiyun 
56*4882a593Smuzhiyun /*
57*4882a593Smuzhiyun  * This struct defines the way the DSP registers are stored on the
58*4882a593Smuzhiyun  * kernel stack during a system call or other kernel entry.
59*4882a593Smuzhiyun  */
60*4882a593Smuzhiyun struct pt_dspregs {
61*4882a593Smuzhiyun 	unsigned long	a1;
62*4882a593Smuzhiyun 	unsigned long	a0g;
63*4882a593Smuzhiyun 	unsigned long	a1g;
64*4882a593Smuzhiyun 	unsigned long	m0;
65*4882a593Smuzhiyun 	unsigned long	m1;
66*4882a593Smuzhiyun 	unsigned long	a0;
67*4882a593Smuzhiyun 	unsigned long	x0;
68*4882a593Smuzhiyun 	unsigned long	x1;
69*4882a593Smuzhiyun 	unsigned long	y0;
70*4882a593Smuzhiyun 	unsigned long	y1;
71*4882a593Smuzhiyun 	unsigned long	dsr;
72*4882a593Smuzhiyun 	unsigned long	rs;
73*4882a593Smuzhiyun 	unsigned long	re;
74*4882a593Smuzhiyun 	unsigned long	mod;
75*4882a593Smuzhiyun };
76*4882a593Smuzhiyun 
77*4882a593Smuzhiyun 
78*4882a593Smuzhiyun #endif /* _UAPI__ASM_SH_PTRACE_32_H */
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