1/*
2 * linux/include/asm-m32r/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 * M32R version:
9 *   Copyright (C) 2001-2002, 2004  Hirokazu Takata <takata at linux-m32r.org>
10 */
11#ifndef _UAPI_ASM_M32R_PTRACE_H
12#define _UAPI_ASM_M32R_PTRACE_H
13
14
15/* 0 - 13 are integer registers (general purpose registers).  */
16#define PT_R4		0
17#define PT_R5		1
18#define PT_R6		2
19#define PT_REGS 	3
20#define PT_R0		4
21#define PT_R1		5
22#define PT_R2		6
23#define PT_R3		7
24#define PT_R7		8
25#define PT_R8		9
26#define PT_R9		10
27#define PT_R10		11
28#define PT_R11		12
29#define PT_R12		13
30#define PT_SYSCNR	14
31#define PT_R13		PT_FP
32#define PT_R14		PT_LR
33#define PT_R15		PT_SP
34
35/* processor status and miscellaneous context registers.  */
36#define PT_ACC0H	15
37#define PT_ACC0L	16
38#define PT_ACC1H	17	/* ISA_DSP_LEVEL2 only */
39#define PT_ACC1L	18	/* ISA_DSP_LEVEL2 only */
40#define PT_PSW		19
41#define PT_BPC		20
42#define PT_BBPSW	21
43#define PT_BBPC		22
44#define PT_SPU		23
45#define PT_FP		24
46#define PT_LR		25
47#define PT_SPI		26
48#define PT_ORIGR0	27
49
50/* virtual pt_reg entry for gdb */
51#define PT_PC		30
52#define PT_CBR		31
53#define PT_EVB		32
54
55
56/* Control registers.  */
57#define SPR_CR0 PT_PSW
58#define SPR_CR1 PT_CBR		/* read only */
59#define SPR_CR2 PT_SPI
60#define SPR_CR3 PT_SPU
61#define SPR_CR4
62#define SPR_CR5 PT_EVB		/* part of M32R/E, M32R/I core only */
63#define SPR_CR6 PT_BPC
64#define SPR_CR7
65#define SPR_CR8 PT_BBPSW
66#define SPR_CR9
67#define SPR_CR10
68#define SPR_CR11
69#define SPR_CR12
70#define SPR_CR13 PT_WR
71#define SPR_CR14 PT_BBPC
72#define SPR_CR15
73
74/* this struct defines the way the registers are stored on the
75   stack during a system call. */
76struct pt_regs {
77	/* Saved main processor registers. */
78	unsigned long r4;
79	unsigned long r5;
80	unsigned long r6;
81	struct pt_regs *pt_regs;
82	unsigned long r0;
83	unsigned long r1;
84	unsigned long r2;
85	unsigned long r3;
86	unsigned long r7;
87	unsigned long r8;
88	unsigned long r9;
89	unsigned long r10;
90	unsigned long r11;
91	unsigned long r12;
92	long syscall_nr;
93
94	/* Saved main processor status and miscellaneous context registers. */
95	unsigned long acc0h;
96	unsigned long acc0l;
97	unsigned long acc1h;	/* ISA_DSP_LEVEL2 only */
98	unsigned long acc1l;	/* ISA_DSP_LEVEL2 only */
99	unsigned long psw;
100	unsigned long bpc;		/* saved PC for TRAP syscalls */
101	unsigned long bbpsw;
102	unsigned long bbpc;
103	unsigned long spu;		/* saved user stack */
104	unsigned long fp;
105	unsigned long lr;		/* saved PC for JL syscalls */
106	unsigned long spi;		/* saved kernel stack */
107	unsigned long orig_r0;
108};
109
110/* Arbitrarily choose the same ptrace numbers as used by the Sparc code. */
111#define PTRACE_GETREGS		12
112#define PTRACE_SETREGS		13
113
114#define PTRACE_OLDSETOPTIONS	21
115
116
117#endif /* _UAPI_ASM_M32R_PTRACE_H */
118