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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* linux/include/asm-m32r/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.
*
* M32R version:
* Copyright (C) 2001-2002, 2004 Hirokazu Takata <takata at linux-m32r.org>
*/
#ifndef _UAPI_ASM_M32R_PTRACE_H
#define _UAPI_ASM_M32R_PTRACE_H
/* 0 - 13 are integer registers (general purpose registers). */
#define PT_R4 0
#define PT_R5 1
#define PT_R6 2
#define PT_REGS 3
#define PT_R0 4
#define PT_R1 5
#define PT_R2 6
#define PT_R3 7
#define PT_R7 8
#define PT_R8 9
#define PT_R9 10
#define PT_R10 11
#define PT_R11 12
#define PT_R12 13
#define PT_SYSCNR 14
#define PT_R13 PT_FP
#define PT_R14 PT_LR
#define PT_R15 PT_SP
/* processor status and miscellaneous context registers. */
#define PT_ACC0H 15
#define PT_ACC0L 16
#define PT_ACC1H 17 /* ISA_DSP_LEVEL2 only */
#define PT_ACC1L 18 /* ISA_DSP_LEVEL2 only */
#define PT_PSW 19
#define PT_BPC 20
#define PT_BBPSW 21
#define PT_BBPC 22
#define PT_SPU 23
#define PT_FP 24
#define PT_LR 25
#define PT_SPI 26
#define PT_ORIGR0 27
/* virtual pt_reg entry for gdb */
#define PT_PC 30
#define PT_CBR 31
#define PT_EVB 32
/* Control registers. */
#define SPR_CR0 PT_PSW
#define SPR_CR1 PT_CBR /* read only */
#define SPR_CR2 PT_SPI
#define SPR_CR3 PT_SPU
#define SPR_CR4
#define SPR_CR5 PT_EVB /* part of M32R/E, M32R/I core only */
#define SPR_CR6 PT_BPC
#define SPR_CR7
#define SPR_CR8 PT_BBPSW
#define SPR_CR9
#define SPR_CR10
#define SPR_CR11
#define SPR_CR12
#define SPR_CR13 PT_WR
#define SPR_CR14 PT_BBPC
#define SPR_CR15
/* this struct defines the way the registers are stored on the
stack during a system call. */
struct pt_regs {
/* Saved main processor registers. */
unsigned long r4;
unsigned long r5;
unsigned long r6;
struct pt_regs *pt_regs;
unsigned long r0;
unsigned long r1;
unsigned long r2;
unsigned long r3;
unsigned long r7;
unsigned long r8;
unsigned long r9;
unsigned long r10;
unsigned long r11;
unsigned long r12;
long syscall_nr;
/* Saved main processor status and miscellaneous context registers. */
unsigned long acc0h;
unsigned long acc0l;
unsigned long acc1h; /* ISA_DSP_LEVEL2 only */
unsigned long acc1l; /* ISA_DSP_LEVEL2 only */
unsigned long psw;
unsigned long bpc; /* saved PC for TRAP syscalls */
unsigned long bbpsw;
unsigned long bbpc;
unsigned long spu; /* saved user stack */
unsigned long fp;
unsigned long lr; /* saved PC for JL syscalls */
unsigned long spi; /* saved kernel stack */
unsigned long orig_r0;
};
/* Arbitrarily choose the same ptrace numbers as used by the Sparc code. */
#define PTRACE_GETREGS 12
#define PTRACE_SETREGS 13
#define PTRACE_OLDSETOPTIONS 21
#endif /* _UAPI_ASM_M32R_PTRACE_H */
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